示例#1
0
def lambda_instance_destroy(auth_url, auth_token, master_id, slave_ids, public_ip_id,
                            private_network_id):
    """
    Destroys the specified lambda instance. The VMs of the lambda instance, along with the public
    ip and the private network used are destroyed and the status of the lambda instance gets
    changed to DESTROYED. There is no going back from this state, the entries are kept to the
    database for reference.
    :param auth_url: The authentication url for ~okeanos API.
    :param auth_token: The authentication token of the owner of the lambda instance.
    :param master_id: The ~okeanos id of the VM that acts as the master node.
    :param slave_ids: The ~okeanos ids of the VMs that act as the slave nodes.
    :param public_ip_id: The ~okeanos id of the public ip assigned to master node.
    :param private_network_id: The ~okeanos id of the private network used by the lambda instance.
    """

    # Create cyclades compute client.
    cyclades_compute_url = AstakosClient(auth_url, auth_token).get_endpoint_url(
        CycladesComputeClient.service_type)
    cyclades_compute_client = CycladesComputeClient(cyclades_compute_url, auth_token)

    # Create cyclades network client.
    cyclades_network_url = AstakosClient(auth_url, auth_token).get_endpoint_url(
        CycladesNetworkClient.service_type)
    cyclades_network_client = CycladesNetworkClient(cyclades_network_url, auth_token)

    # Get the current status of the VMs.
    master_status = cyclades_compute_client.get_server_details(master_id)["status"]
    slaves_status = []
    for slave_id in slave_ids:
        slaves_status.append(cyclades_compute_client.get_server_details(slave_id)["status"])

    # Destroy all the VMs without caring for properly stopping the lambda services.
    # Destroy master node.
    if cyclades_compute_client.get_server_details(master_id)["status"] != "DELETED":
        cyclades_compute_client.delete_server(master_id)

    # Destroy all slave nodes.
    for slave_id in slave_ids:
        if cyclades_compute_client.get_server_details(slave_id)["status"] != "DELETED":
            cyclades_compute_client.delete_server(slave_id)

    # Wait for all the VMs to be destroyed before destroyed the public ip and the
    # private network.
    cyclades_compute_client.wait_server(master_id, current_status=master_status)
    for i, slave_id in enumerate(slave_ids):
        cyclades_compute_client.wait_server(slave_id, current_status=slaves_status[i])

    # Destroy the public ip.
    cyclades_network_client.delete_floatingip(public_ip_id)

    # Destroy the private network.
    cyclades_network_client.delete_network(private_network_id)
示例#2
0
    def initialize_clients(self):
        """Initialize all the Kamaki Clients"""
        self.astakos = AstakosClient(self.auth_url, self.token)
        self.astakos.CONNECTION_RETRY_LIMIT = self.retry

        endpoints = self.astakos.authenticate()

        self.compute_url = _get_endpoint_url(endpoints, "compute")
        self.compute = ComputeClient(self.compute_url, self.token)
        self.compute.CONNECTION_RETRY_LIMIT = self.retry

        self.cyclades = CycladesClient(self.compute_url, self.token)
        self.cyclades.CONNECTION_RETRY_LIMIT = self.retry

        self.network_url = _get_endpoint_url(endpoints, "network")
        self.network = CycladesNetworkClient(self.network_url, self.token)
        self.network.CONNECTION_RETRY_LIMIT = self.retry

        self.pithos_url = _get_endpoint_url(endpoints, "object-store")
        self.pithos = PithosClient(self.pithos_url, self.token)
        self.pithos.CONNECTION_RETRY_LIMIT = self.retry

        self.image_url = _get_endpoint_url(endpoints, "image")
        self.image = ImageClient(self.image_url, self.token)
        self.image.CONNECTION_RETRY_LIMIT = self.retry
示例#3
0
文件: utils.py 项目: psomas/synnefo
    def setup_kamaki(self):
        """Initialize kamaki

        Setup cyclades_client, image_client and compute_client
        """

        # Patch kamaki for SSL verification
        _kamaki_ssl(ignore_ssl=IGNORE_SSL)

        config = kamaki_config.Config()
        if self.kamaki_cloud is None:
            try:
                self.kamaki_cloud = config.get("global", "default_cloud")
            except AttributeError:
                # Compatibility with kamaki version <=0.10
                self.kamaki_cloud = config.get("global", "default_cloud")

        self.logger.info("Setup kamaki client, using cloud '%s'.." %
                         self.kamaki_cloud)
        auth_url = config.get_cloud(self.kamaki_cloud, "url")
        self.logger.debug("Authentication URL is %s" % _green(auth_url))
        token = config.get_cloud(self.kamaki_cloud, "token")
        # self.logger.debug("Token is %s" % _green(token))

        self.astakos_client = AstakosClient(auth_url, token)
        endpoints = self.astakos_client.authenticate()

        cyclades_url = get_endpoint_url(endpoints, "compute")
        self.logger.debug("Cyclades API url is %s" % _green(cyclades_url))
        self.cyclades_client = CycladesClient(cyclades_url, token)
        self.cyclades_client.CONNECTION_RETRY_LIMIT = 2

        network_url = get_endpoint_url(endpoints, "network")
        self.logger.debug("Network API url is %s" % _green(network_url))
        self.network_client = CycladesNetworkClient(network_url, token)
        self.network_client.CONNECTION_RETRY_LIMIT = 2

        image_url = get_endpoint_url(endpoints, "image")
        self.logger.debug("Images API url is %s" % _green(image_url))
        self.image_client = ImageClient(cyclades_url, token)
        self.image_client.CONNECTION_RETRY_LIMIT = 2

        compute_url = get_endpoint_url(endpoints, "compute")
        self.logger.debug("Compute API url is %s" % _green(compute_url))
        self.compute_client = ComputeClient(compute_url, token)
        self.compute_client.CONNECTION_RETRY_LIMIT = 2
示例#4
0
 def _get_network_client(self):
     network = getattr(self, '_network_client', None)
     if not network:
         net_URL = self.astakos.get_endpoint_url(
             CycladesNetworkClient.service_type)
         network = CycladesNetworkClient(net_URL, self.client.token)
         self._network_client = network
     return network
示例#5
0
def init_cyclades_netclient(endpoint, token):
    """
    Initialize CycladesNetworkClient
    Cyclades Network client needed for all network functions
    e.g. create network,create floating IP
    """
    logging.log(REPORT, ' Initialize a cyclades network client')
    try:
        return CycladesNetworkClient(endpoint, token)
    except ClientError:
        msg = ' Failed to initialize cyclades network client'
        raise ClientError(msg)
示例#6
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    def authenticate(self, authentication=None):
        """

        :param authentication:
        :return:
        """
        if self.__cyclades is not None:
            return True
        try:
            authcl = AstakosClient(authentication['URL'],
                                   authentication['TOKEN'])
            authcl.authenticate()
            self.__cyclades = CycladesClient(
                authcl.get_service_endpoints('compute')['publicURL'],
                authentication['TOKEN'])
            self.__network_client = CycladesNetworkClient(
                authcl.get_service_endpoints('network')['publicURL'],
                authentication['TOKEN'])
        except ClientError:
            stderr.write('Connector initialization failed')
            return False
        return True
示例#7
0
文件: utils.py 项目: skalkoto/synnefo
    def setup_kamaki(self):
        """Initialize kamaki

        Setup cyclades_client, image_client and compute_client
        """

        # Patch kamaki for SSL verification
        _kamaki_ssl(ignore_ssl=IGNORE_SSL)

        config = kamaki_config.Config()
        if self.kamaki_cloud is None:
            try:
                self.kamaki_cloud = config.get("global", "default_cloud")
            except AttributeError:
                # Compatibility with kamaki version <=0.10
                self.kamaki_cloud = config.get("global", "default_cloud")

        self.logger.info("Setup kamaki client, using cloud '%s'.." %
                         self.kamaki_cloud)
        auth_url = config.get_cloud(self.kamaki_cloud, "url")
        self.logger.debug("Authentication URL is %s" % _green(auth_url))
        token = config.get_cloud(self.kamaki_cloud, "token")
        # self.logger.debug("Token is %s" % _green(token))

        self.astakos_client = AstakosClient(auth_url, token)
        endpoints = self.astakos_client.authenticate()

        cyclades_url = get_endpoint_url(endpoints, "compute")
        self.logger.debug("Cyclades API url is %s" % _green(cyclades_url))
        self.cyclades_client = CycladesClient(cyclades_url, token)
        self.cyclades_client.CONNECTION_RETRY_LIMIT = 2

        network_url = get_endpoint_url(endpoints, "network")
        self.logger.debug("Network API url is %s" % _green(network_url))
        self.network_client = CycladesNetworkClient(network_url, token)
        self.network_client.CONNECTION_RETRY_LIMIT = 2

        image_url = get_endpoint_url(endpoints, "image")
        self.logger.debug("Images API url is %s" % _green(image_url))
        self.image_client = ImageClient(cyclades_url, token)
        self.image_client.CONNECTION_RETRY_LIMIT = 2

        compute_url = get_endpoint_url(endpoints, "compute")
        self.logger.debug("Compute API url is %s" % _green(compute_url))
        self.compute_client = ComputeClient(compute_url, token)
        self.compute_client.CONNECTION_RETRY_LIMIT = 2
示例#8
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    def authenticate(self, authentication=None):
        """

        :param authentication:
        :return:
        """
        if self.__cyclades is not None:
            return True
        try:
            authcl = AstakosClient(authentication['URL'], authentication['TOKEN'])
            authcl.authenticate()
            self.__cyclades = CycladesClient(authcl.get_service_endpoints('compute')['publicURL'],
                                             authentication['TOKEN'])
            self.__network_client = CycladesNetworkClient(authcl.get_service_endpoints('network')['publicURL'],
                                                          authentication['TOKEN'])
        except ClientError:
            stderr.write('Connector initialization failed')
            return False
        return True
示例#9
0
    def initialize_clients(self, ignore_ssl=False):
        """Initialize all the Kamaki Clients"""

        # Path kamaki for SSL verification
        self._kamaki_ssl(ignore_ssl=ignore_ssl)

        # Initialize kamaki Clients
        self.astakos = AstakosClient(self.auth_url, self.token)
        self.astakos.CONNECTION_RETRY_LIMIT = self.retry

        self.compute_url = self.astakos.get_endpoint_url(
            ComputeClient.service_type)
        self.compute = ComputeClient(self.compute_url, self.token)
        self.compute.CONNECTION_RETRY_LIMIT = self.retry

        self.cyclades_url = self.astakos.get_endpoint_url(
            CycladesClient.service_type)
        self.cyclades = CycladesClient(self.cyclades_url, self.token)
        self.cyclades.CONNECTION_RETRY_LIMIT = self.retry

        self.block_storage_url = self.astakos.get_endpoint_url(
            CycladesBlockStorageClient.service_type)
        self.block_storage = CycladesBlockStorageClient(
            self.block_storage_url, self.token)
        self.block_storage.CONNECTION_RETRY_LIMIT = self.retry

        self.network_url = self.astakos.get_endpoint_url(
            CycladesNetworkClient.service_type)
        self.network = CycladesNetworkClient(self.network_url, self.token)
        self.network.CONNECTION_RETRY_LIMIT = self.retry

        self.pithos_url = self.astakos.get_endpoint_url(
            PithosClient.service_type)
        self.pithos = PithosClient(self.pithos_url, self.token)
        self.pithos.CONNECTION_RETRY_LIMIT = self.retry

        self.image_url = self.astakos.get_endpoint_url(
            ImageClient.service_type)
        self.image = ImageClient(self.image_url, self.token)
        self.image.CONNECTION_RETRY_LIMIT = self.retry
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
# The views and conclusions contained in the software and
# documentation are those of the authors and should not be
# interpreted as representing official policies, either expressed
# or implied, of GRNET S.A.

from kamaki.clients.astakos import AstakosClient
from kamaki.clients.cyclades import CycladesNetworkClient

AUTHENTICATION_URL = "https://astakos.example.com/identity/v2.0"
TOKEN = "User-Token"
astakos = AstakosClient(AUTHENTICATION_URL, TOKEN)

#  I already know the project id
project = "a9f87654-3af2-1e09-8765-43a2df1098765"

# Initialize cyclades_network client
service_type = CycladesNetworkClient.service_type
endpoint = astakos.get_endpoint_url(service_type)
cyclades_network = CycladesNetworkClient(endpoint, TOKEN)

# Create a new floating ip
ip = cyclades_network.create_floatingip(project_id=project)
print "A new IP {0} is reserved for you".format(ip["floating_ip_address"])
示例#11
0
class OkeanosConnector(AbstractConnector):
    """
    Okeanos connector.
    """
    def __init__(self):
        AbstractConnector.__init__(self)
        self.__cyclades = None
        self.__network_client = None
        self.attach_public_ipv4 = False
        self.private_network = -1

    def authenticate(self, authentication=None):
        """

        :param authentication:
        :return:
        """
        if self.__cyclades is not None:
            return True
        try:
            authcl = AstakosClient(authentication['URL'],
                                   authentication['TOKEN'])
            authcl.authenticate()
            self.__cyclades = CycladesClient(
                authcl.get_service_endpoints('compute')['publicURL'],
                authentication['TOKEN'])
            self.__network_client = CycladesNetworkClient(
                authcl.get_service_endpoints('network')['publicURL'],
                authentication['TOKEN'])
        except ClientError:
            stderr.write('Connector initialization failed')
            return False
        return True

    def configure(self, configuration):
        self.authenticate(configuration['auth'])
        if 'private_network' in configuration and configuration[
                'private_network']:
            self.private_network = 0
        if 'attach_public_ipv4' in configuration and configuration[
                'attach_public_ipv4']:
            self.attach_public_ipv4 = True

    def prepare(self):
        """
        In this method, application-level IaaS related actions are executed.
        :return:
        """
        if self.private_network == 0:
            self.private_network = self.create_private_network()

    def create_vm(self, name, flavor_id, image_id):
        """

        :param name:
        :param flavor_id:
        :param image_id:
        :return:
        """
        networks = []
        if self.attach_public_ipv4:
            networks.append({'uuid': self.__create_floating_ip()})
        if self.private_network != -1:
            networks.append({'uuid': self.private_network})

        response = self.__cyclades.create_server(name=name,
                                                 flavor_id=flavor_id,
                                                 image_id=image_id,
                                                 networks=networks)
        ret_value = dict()
        ret_value['password'] = response['adminPass']
        ret_value['id'] = response['id']
        ret_value['user'] = response['metadata']['users']
        ret_value['hostname'] = 'snf-' + str(
            response['id']) + '.vm.okeanos.grnet.gr'
        self.__cyclades.wait_server(server_id=ret_value['id'],
                                    current_status='ACTIVE')
        return ret_value

    def delete_vm(self, server_id):
        """
        Delete VM method. The method is blocking until the VM goes to a "DELETED" state
        :param server_id:
        :return:
        """
        attachments = self.__cyclades.get_server_details(
            server_id)['attachments']
        port_id = None
        for a in attachments:
            if a['OS-EXT-IPS:type'] == 'floating':
                port_id = a['id']
        floating_ip_id = None
        for ip in self.__network_client.list_floatingips():
            if port_id is not None and ip['port_id'] == str(port_id):
                floating_ip_id = ip['id']
        self.__cyclades.delete_server(server_id)
        self.__cyclades.wait_server(
            server_id,
            current_status='DELETED')  # wait until server is deleted
        if floating_ip_id is not None:
            self.__wait_until_ip_released(floating_ip_id)
            self.__network_client.delete_floatingip(floating_ip_id)

    def __wait_until_ip_released(self, floating_ip_id):
        for i in range(1, MAX_WAIT_FOR_LOOPS + 1):
            for ip in self.__network_client.list_floatingips():
                if ip['id'] == floating_ip_id:
                    if ip['instance_id'] is None or ip['instance_id'] == 'None':
                        return True
            sleep(SLEEP_TIMEOUT)

    def list_vms(self):
        """


        :return:
        """
        return self.__cyclades.list_servers()

    def get_status(self, vm_id):
        """

        :param vm_id:
        :return:
        """
        return self.__cyclades.get_server_details(vm_id)

    def get_server_addresses(self,
                             vm_id,
                             ip_version=None,
                             connection_type=None):
        """
        Returns the enabled addresses, as referenced from the IaaS.
        """
        addresses = self.__cyclades.get_server_details(vm_id)['addresses']
        results = []
        while len(addresses) > 0:
            key, value = addresses.popitem()
            if (ip_version is None or value[0]['version'] == ip_version) and \
                    (connection_type is None or value[0]['OS-EXT-IPS:type'] == connection_type):
                results.append(value[0]['addr'])
        return results

    def __create_floating_ip(self):
        self.__network_client.floatingips_get()
        response = self.__network_client.create_floatingip()
        return response['floating_network_id']

    def create_private_network(self):
        """
        Creates a new private network and returns its id
        """
        response = self.__network_client.create_network(
            type='MAC_FILTERED', name='Deployment network')
        self.__network_client.create_subnet(network_id=response['id'],
                                            enable_dhcp=True,
                                            cidr='192.168.0.0/24')
        return response['id']

    def clone(self):
        new_connector = OkeanosConnector()
        new_connector.attach_public_ipv4 = self.attach_public_ipv4
        new_connector.private_network = self.private_network
        new_connector.__network_client = self.__network_client
        new_connector.__cyclades = self.__cyclades
        return new_connector

    def cleanup(self):
        if self.private_network != -1 and self.private_network != 0:
            self.__wait_until_private_net_is_empty(self.private_network)
            self.__network_client.delete_network(self.private_network)

    def __wait_until_private_net_is_empty(self, private_net_id):

        for i in range(1, MAX_WAIT_FOR_LOOPS):
            port_set = set()
            for p in self.__network_client.list_ports():
                port_set.add(p['network_id'])
            if private_net_id not in port_set:
                return
            else:
                sleep(SLEEP_TIMEOUT)

    def serialize(self):
        d = dict()
        d['attach_public_ipv4'] = self.attach_public_ipv4
        d['private_network'] = self.private_network
        return d

    def deserialize(self, state):
        self.attach_public_ipv4 = state['attach_public_ipv4']
        self.private_network = state['private_network']
示例#12
0
#
# The views and conclusions contained in the software and
# documentation are those of the authors and should not be
# interpreted as representing official policies, either expressed
# or implied, of GRNET S.A.

from kamaki.clients.astakos import AstakosClient
from kamaki.clients.cyclades import CycladesNetworkClient

AUTHENTICATION_URL = "https://astakos.example.com/identity/v2.0"
TOKEN = "User-Token"
astakos = AstakosClient(AUTHENTICATION_URL, TOKEN)

service_type = CycladesNetworkClient.service_type
endpoint = astakos.get_endpoint_url(service_type)
network = CycladesNetworkClient(endpoint, TOKEN)

#  Data
server_id = "id-for-server-1"

#  Check for unused IPs
unused_ips = filter(lambda ip: not ip["port_id"], network.list_floatingips())

#  Reserve an IP
ip = unused_ips[0] if unused_ips else network.create_floatingip()

#  Retrieve network id and IPv4 address
net = ip["floating_netowrk_id"]
fixed_ips = [
    dict(ip_address=ip["floating_ip_address"]),
]
示例#13
0
from lib.persistance_module import *
from logging import ERROR

USER = "******"

#retrieve the credentials for the specified users
AUTHENTICATION_URL, TOKEN = get_credentials(USER)

synnefo_user = AstakosClient(AUTHENTICATION_URL, TOKEN)
synnefo_user.logger.setLevel(ERROR)
getLogger().setLevel(ERROR)

cyclades_endpoints = synnefo_user.get_service_endpoints("compute")
CYCLADES_URL = cyclades_endpoints['publicURL']
cyclades_client = CycladesClient(CYCLADES_URL, TOKEN)
cyclades_net_client = CycladesNetworkClient(CYCLADES_URL, TOKEN)


pub_keys_path = 'keys/just_a_key.pub'
priv_keys_path = 'keys/just_a_key'


#creates a "personality"
def personality(username):
    """
    :param pub_keys_path: a path to the public key(s) to be used for this personality
    :param ssh_keys_path: a path to the private key(s) to be used for this personality
    """
    personality = []
    with open(abspath(pub_keys_path)) as f:
        personality.append(dict(
示例#14
0
from kamaki.clients.astakos import AstakosClient
from kamaki.clients.cyclades import (
    CycladesComputeClient, CycladesNetworkClient)

AUTHENTICATION_URL = "https://astakos.example.com/identity/v2.0"
TOKEN = "User-Token"
astakos = AstakosClient(AUTHENTICATION_URL, TOKEN)

service_type = CycladesComputeClient.service_type
endpoint = astakos.get_endpoint_url(service_type)
compute = CycladesComputeClient(endpoint, TOKEN)

service_type = CycladesNetworkClient.service_type
endpoint = astakos.get_endpoint_url(service_type)
network = CycladesNetworkClient(endpoint, TOKEN)

#  Create VPN and reserve an IP
type_ = CycladesNetworkClient.types[0]
vpn = network.create_network(type_, name="Cluster Network")
unused_ips = filter(lambda ip: not ip["port_id"], network.list_floatingips())
ip = unused_ips[0] if unused_ips else network.create_floatingip()
ip_net = ip["floating_network_id"]

#  Server data
flavor = 420
image = "image-id-for-a-debian-image"

#  Create nodes
networks = [dict(uuid=vpn["id"]), ]
node_1 = compute.create_server("Node 1", flavor, image, networks=networks)
示例#15
0
class OkeanosConnector(AbstractConnector):
    """
    Okeanos connector.
    """

    def __init__(self):
        AbstractConnector.__init__(self)
        self.__cyclades = None
        self.__network_client = None
        self.attach_public_ipv4 = False
        self.private_network = -1

    def authenticate(self, authentication=None):
        """

        :param authentication:
        :return:
        """
        if self.__cyclades is not None:
            return True
        try:
            authcl = AstakosClient(authentication['URL'], authentication['TOKEN'])
            authcl.authenticate()
            self.__cyclades = CycladesClient(authcl.get_service_endpoints('compute')['publicURL'],
                                             authentication['TOKEN'])
            self.__network_client = CycladesNetworkClient(authcl.get_service_endpoints('network')['publicURL'],
                                                          authentication['TOKEN'])
        except ClientError:
            stderr.write('Connector initialization failed')
            return False
        return True

    def configure(self, configuration):
        self.authenticate(configuration['auth'])
        if 'private_network' in configuration and configuration['private_network']:
            self.private_network = 0
        if 'attach_public_ipv4' in configuration and configuration['attach_public_ipv4']:
            self.attach_public_ipv4 = True

    def prepare(self):
        """
        In this method, application-level IaaS related actions are executed.
        :return:
        """
        if self.private_network == 0:
            self.private_network = self.create_private_network()

    def create_vm(self, name, flavor_id, image_id):
        """

        :param name:
        :param flavor_id:
        :param image_id:
        :return:
        """
        networks = []
        if self.attach_public_ipv4:
            networks.append({'uuid': self.__create_floating_ip()})
        if self.private_network != -1:
            networks.append({'uuid': self.private_network})

        response = self.__cyclades.create_server(name=name, flavor_id=flavor_id, image_id=image_id, networks=networks)
        ret_value = dict()
        ret_value['password'] = response['adminPass']
        ret_value['id'] = response['id']
        ret_value['user'] = response['metadata']['users']
        ret_value['hostname'] = 'snf-' + str(response['id']) + '.vm.okeanos.grnet.gr'
        self.__cyclades.wait_server(server_id=ret_value['id'], current_status='ACTIVE')
        return ret_value

    def delete_vm(self, server_id):
        """
        Delete VM method. The method is blocking until the VM goes to a "DELETED" state
        :param server_id:
        :return:
        """
        attachments = self.__cyclades.get_server_details(server_id)['attachments']
        port_id = None
        for a in attachments:
            if a['OS-EXT-IPS:type'] == 'floating':
                port_id = a['id']
        floating_ip_id = None
        for ip in self.__network_client.list_floatingips():
            if port_id is not None and ip['port_id'] == str(port_id):
                floating_ip_id = ip['id']
        self.__cyclades.delete_server(server_id)
        self.__cyclades.wait_server(server_id, current_status='DELETED')    # wait until server is deleted
        if floating_ip_id is not None:
            self.__wait_until_ip_released(floating_ip_id)
            self.__network_client.delete_floatingip(floating_ip_id)

    def __wait_until_ip_released(self, floating_ip_id):
        for i in range(1, MAX_WAIT_FOR_LOOPS+1):
            for ip in self.__network_client.list_floatingips():
                if ip['id'] == floating_ip_id:
                    if ip['instance_id'] is None or ip['instance_id'] == 'None':
                        return True
            sleep(SLEEP_TIMEOUT)

    def list_vms(self):
        """


        :return:
        """
        return self.__cyclades.list_servers()

    def get_status(self, vm_id):
        """

        :param vm_id:
        :return:
        """
        return self.__cyclades.get_server_details(vm_id)

    def get_server_addresses(self, vm_id, ip_version=None, connection_type=None):
        """
        Returns the enabled addresses, as referenced from the IaaS.
        """
        addresses = self.__cyclades.get_server_details(vm_id)['addresses']
        results = []
        while len(addresses) > 0:
            key, value = addresses.popitem()
            if (ip_version is None or value[0]['version'] == ip_version) and \
                    (connection_type is None or value[0]['OS-EXT-IPS:type'] == connection_type):
                results.append(value[0]['addr'])
        return results

    def __create_floating_ip(self):
        self.__network_client.floatingips_get()
        response = self.__network_client.create_floatingip()
        return response['floating_network_id']

    def create_private_network(self):
        """
        Creates a new private network and returns its id
        """
        response = self.__network_client.create_network(type='MAC_FILTERED', name='Deployment network')
        self.__network_client.create_subnet(
            network_id=response['id'],
            enable_dhcp=True,
            cidr='192.168.0.0/24'
        )
        return response['id']

    def clone(self):
        new_connector = OkeanosConnector()
        new_connector.attach_public_ipv4 = self.attach_public_ipv4
        new_connector.private_network = self.private_network
        new_connector.__network_client = self.__network_client
        new_connector.__cyclades = self.__cyclades
        return new_connector

    def cleanup(self):
        if self.private_network != -1 and self.private_network != 0:
            self.__wait_until_private_net_is_empty(self.private_network)
            self.__network_client.delete_network(self.private_network)

    def __wait_until_private_net_is_empty(self, private_net_id):

        for i in range(1, MAX_WAIT_FOR_LOOPS):
            port_set = set()
            for p in self.__network_client.list_ports():
                port_set.add(p['network_id'])
            if private_net_id not in port_set:
                return
            else:
                sleep(SLEEP_TIMEOUT)

    def serialize(self):
        d = dict()
        d['attach_public_ipv4'] = self.attach_public_ipv4
        d['private_network'] = self.private_network
        return d

    def deserialize(self, state):
        self.attach_public_ipv4 = state['attach_public_ipv4']
        self.private_network = state['private_network']
示例#16
0
文件: utils.py 项目: apyrgio/synnefo
class SynnefoCI(object):
    """SynnefoCI python class"""

    def __init__(self, config_file=None, build_id=None, cloud=None):
        """ Initialize SynnefoCI python class

        Setup logger, local_dir, config and kamaki
        """
        # Setup logger
        self.logger = logging.getLogger('synnefo-ci')
        self.logger.setLevel(logging.DEBUG)

        handler1 = logging.StreamHandler(sys.stdout)
        handler1.setLevel(logging.DEBUG)
        handler1.addFilter(_InfoFilter())
        handler1.setFormatter(_MyFormatter())
        handler2 = logging.StreamHandler(sys.stderr)
        handler2.setLevel(logging.WARNING)
        handler2.setFormatter(_MyFormatter())

        self.logger.addHandler(handler1)
        self.logger.addHandler(handler2)

        # Get our local dir
        self.ci_dir = os.path.dirname(os.path.abspath(__file__))
        self.repo_dir = os.path.dirname(self.ci_dir)

        # Read config file
        if config_file is None:
            config_file = os.path.join(self.ci_dir, DEFAULT_CONFIG_FILE)
        config_file = os.path.abspath(config_file)
        self.config = ConfigParser()
        self.config.optionxform = str
        self.config.read(config_file)

        # Read temporary_config file
        self.temp_config_file = \
            os.path.expanduser(self.config.get('Global', 'temporary_config'))
        self.temp_config = ConfigParser()
        self.temp_config.optionxform = str
        self.temp_config.read(self.temp_config_file)
        self.build_id = build_id
        if build_id is not None:
            self.logger.info("Will use \"%s\" as build id" %
                             _green(self.build_id))

        # Set kamaki cloud
        if cloud is not None:
            self.kamaki_cloud = cloud
        elif self.config.has_option("Deployment", "kamaki_cloud"):
            kamaki_cloud = self.config.get("Deployment", "kamaki_cloud")
            if kamaki_cloud == "":
                self.kamaki_cloud = None
        else:
            self.kamaki_cloud = None

        # Initialize variables
        self.fabric_installed = False
        self.kamaki_installed = False
        self.cyclades_client = None
        self.network_client = None
        self.compute_client = None
        self.image_client = None
        self.astakos_client = None

    def setup_kamaki(self):
        """Initialize kamaki

        Setup cyclades_client, image_client and compute_client
        """

        config = kamaki_config.Config()
        if self.kamaki_cloud is None:
            try:
                self.kamaki_cloud = config.get("global", "default_cloud")
            except AttributeError:
                # Compatibility with kamaki version <=0.10
                self.kamaki_cloud = config.get("global", "default_cloud")

        self.logger.info("Setup kamaki client, using cloud '%s'.." %
                         self.kamaki_cloud)
        auth_url = config.get_cloud(self.kamaki_cloud, "url")
        self.logger.debug("Authentication URL is %s" % _green(auth_url))
        token = config.get_cloud(self.kamaki_cloud, "token")
        #self.logger.debug("Token is %s" % _green(token))

        self.astakos_client = AstakosClient(auth_url, token)
        endpoints = self.astakos_client.authenticate()

        cyclades_url = get_endpoint_url(endpoints, "compute")
        self.logger.debug("Cyclades API url is %s" % _green(cyclades_url))
        self.cyclades_client = CycladesClient(cyclades_url, token)
        self.cyclades_client.CONNECTION_RETRY_LIMIT = 2

        network_url = get_endpoint_url(endpoints, "network")
        self.logger.debug("Network API url is %s" % _green(network_url))
        self.network_client = CycladesNetworkClient(network_url, token)
        self.network_client.CONNECTION_RETRY_LIMIT = 2

        image_url = get_endpoint_url(endpoints, "image")
        self.logger.debug("Images API url is %s" % _green(image_url))
        self.image_client = ImageClient(cyclades_url, token)
        self.image_client.CONNECTION_RETRY_LIMIT = 2

        compute_url = get_endpoint_url(endpoints, "compute")
        self.logger.debug("Compute API url is %s" % _green(compute_url))
        self.compute_client = ComputeClient(compute_url, token)
        self.compute_client.CONNECTION_RETRY_LIMIT = 2

    def _wait_transition(self, server_id, current_status, new_status):
        """Wait for server to go from current_status to new_status"""
        self.logger.debug("Waiting for server to become %s" % new_status)
        timeout = self.config.getint('Global', 'build_timeout')
        sleep_time = 5
        while True:
            server = self.cyclades_client.get_server_details(server_id)
            if server['status'] == new_status:
                return server
            elif timeout < 0:
                self.logger.error(
                    "Waiting for server to become %s timed out" % new_status)
                self.destroy_server(False)
                sys.exit(1)
            elif server['status'] == current_status:
                # Sleep for #n secs and continue
                timeout = timeout - sleep_time
                time.sleep(sleep_time)
            else:
                self.logger.error(
                    "Server failed with status %s" % server['status'])
                self.destroy_server(False)
                sys.exit(1)

    @_check_kamaki
    def destroy_server(self, wait=True):
        """Destroy slave server"""
        server_id = int(self.read_temp_config('server_id'))
        fips = [f for f in self.network_client.list_floatingips()
                if str(f['instance_id']) == str(server_id)]
        self.logger.info("Destoying server with id %s " % server_id)
        self.cyclades_client.delete_server(server_id)
        if wait:
            self._wait_transition(server_id, "ACTIVE", "DELETED")
        for fip in fips:
            self.logger.info("Destroying floating ip %s",
                             fip['floating_ip_address'])
            self.network_client.delete_floatingip(fip['id'])

    def _create_floating_ip(self):
        """Create a new floating ip"""
        networks = self.network_client.list_networks(detail=True)
        pub_nets = [n for n in networks
                    if n['SNF:floating_ip_pool'] and n['public']]
        for pub_net in pub_nets:
            # Try until we find a public network that is not full
            try:
                fip = self.network_client.create_floatingip(pub_net['id'])
            except ClientError as err:
                self.logger.warning("%s: %s", err.message, err.details)
                continue
            self.logger.debug("Floating IP %s with id %s created",
                              fip['floating_ip_address'], fip['id'])
            return fip
        self.logger.error("No mor IP addresses available")
        sys.exit(1)

    def _create_port(self, floating_ip):
        """Create a new port for our floating IP"""
        net_id = floating_ip['floating_network_id']
        self.logger.debug("Creating a new port to network with id %s", net_id)
        fixed_ips = [{'ip_address': floating_ip['floating_ip_address']}]
        port = self.network_client.create_port(
            net_id, device_id=None, fixed_ips=fixed_ips)
        return port

    @_check_kamaki
    # Too many local variables. pylint: disable-msg=R0914
    def create_server(self, image=None, flavor=None, ssh_keys=None,
                      server_name=None):
        """Create slave server"""
        self.logger.info("Create a new server..")

        # Find a build_id to use
        self._create_new_build_id()

        # Find an image to use
        image_id = self._find_image(image)
        # Find a flavor to use
        flavor_id = self._find_flavor(flavor)

        # Create Server
        networks = []
        if self.config.get("Deployment", "allocate_floating_ip") == "True":
            fip = self._create_floating_ip()
            port = self._create_port(fip)
            networks.append({'port': port['id']})
        private_networks = self.config.get('Deployment', 'private_networks')
        if private_networks:
            private_networks = [p.strip() for p in private_networks.split(",")]
            networks.extend([{"uuid": uuid} for uuid in private_networks])
        if server_name is None:
            server_name = self.config.get("Deployment", "server_name")
            server_name = "%s(BID: %s)" % (server_name, self.build_id)
        server = self.cyclades_client.create_server(
            server_name, flavor_id, image_id, networks=networks)
        server_id = server['id']
        self.write_temp_config('server_id', server_id)
        self.logger.debug("Server got id %s" % _green(server_id))
        server_user = server['metadata']['users']
        self.write_temp_config('server_user', server_user)
        self.logger.debug("Server's admin user is %s" % _green(server_user))
        server_passwd = server['adminPass']
        self.write_temp_config('server_passwd', server_passwd)

        server = self._wait_transition(server_id, "BUILD", "ACTIVE")
        self._get_server_ip_and_port(server, private_networks)
        self._copy_ssh_keys(ssh_keys)

        # Setup Firewall
        self.setup_fabric()
        self.logger.info("Setup firewall")
        accept_ssh_from = self.config.get('Global', 'accept_ssh_from')
        if accept_ssh_from != "":
            self.logger.debug("Block ssh except from %s" % accept_ssh_from)
            cmd = """
            local_ip=$(/sbin/ifconfig eth0 | grep 'inet addr:' | \
                cut -d':' -f2 | cut -d' ' -f1)
            iptables -A INPUT -s localhost -j ACCEPT
            iptables -A INPUT -s $local_ip -j ACCEPT
            iptables -A INPUT -s {0} -p tcp --dport 22 -j ACCEPT
            iptables -A INPUT -p tcp --dport 22 -j DROP
            """.format(accept_ssh_from)
            _run(cmd, False)

        # Setup apt, download packages
        self.logger.debug("Setup apt. Install x2goserver and firefox")
        cmd = """
        echo 'APT::Install-Suggests "false";' >> /etc/apt/apt.conf
        echo 'precedence ::ffff:0:0/96  100' >> /etc/gai.conf
        apt-get update
        apt-get install curl --yes --force-yes
        echo -e "\n\n{0}" >> /etc/apt/sources.list
        # Synnefo repo's key
        curl https://dev.grnet.gr/files/apt-grnetdev.pub | apt-key add -

        # X2GO Key
        apt-key adv --recv-keys --keyserver keys.gnupg.net E1F958385BFE2B6E
        apt-get install x2go-keyring --yes --force-yes
        apt-get update
        apt-get install x2goserver x2goserver-xsession \
                iceweasel --yes --force-yes

        # xterm published application
        echo '[Desktop Entry]' > /usr/share/applications/xterm.desktop
        echo 'Name=XTerm' >> /usr/share/applications/xterm.desktop
        echo 'Comment=standard terminal emulator for the X window system' >> \
            /usr/share/applications/xterm.desktop
        echo 'Exec=xterm' >> /usr/share/applications/xterm.desktop
        echo 'Terminal=false' >> /usr/share/applications/xterm.desktop
        echo 'Type=Application' >> /usr/share/applications/xterm.desktop
        echo 'Encoding=UTF-8' >> /usr/share/applications/xterm.desktop
        echo 'Icon=xterm-color_48x48' >> /usr/share/applications/xterm.desktop
        echo 'Categories=System;TerminalEmulator;' >> \
                /usr/share/applications/xterm.desktop
        """.format(self.config.get('Global', 'apt_repo'))
        _run(cmd, False)

    def _find_flavor(self, flavor=None):
        """Find a suitable flavor to use

        Search by name (reg expression) or by id
        """
        # Get a list of flavors from config file
        flavors = self.config.get('Deployment', 'flavors').split(",")
        if flavor is not None:
            # If we have a flavor_name to use, add it to our list
            flavors.insert(0, flavor)

        list_flavors = self.compute_client.list_flavors()
        for flv in flavors:
            flv_type, flv_value = parse_typed_option(option="flavor",
                                                     value=flv)
            if flv_type == "name":
                # Filter flavors by name
                self.logger.debug(
                    "Trying to find a flavor with name \"%s\"" % flv_value)
                list_flvs = \
                    [f for f in list_flavors
                     if re.search(flv_value, f['name'], flags=re.I)
                     is not None]
            elif flv_type == "id":
                # Filter flavors by id
                self.logger.debug(
                    "Trying to find a flavor with id \"%s\"" % flv_value)
                list_flvs = \
                    [f for f in list_flavors
                     if str(f['id']) == flv_value]
            else:
                self.logger.error("Unrecognized flavor type %s" % flv_type)

            # Check if we found one
            if list_flvs:
                self.logger.debug("Will use \"%s\" with id \"%s\""
                                  % (_green(list_flvs[0]['name']),
                                     _green(list_flvs[0]['id'])))
                return list_flvs[0]['id']

        self.logger.error("No matching flavor found.. aborting")
        sys.exit(1)

    def _find_image(self, image=None):
        """Find a suitable image to use

        In case of search by name, the image has to belong to one
        of the `DEFAULT_SYSTEM_IMAGES_UUID' users.
        In case of search by id it only has to exist.
        """
        # Get a list of images from config file
        images = self.config.get('Deployment', 'images').split(",")
        if image is not None:
            # If we have an image from command line, add it to our list
            images.insert(0, image)

        auth = self.astakos_client.authenticate()
        user_uuid = auth["access"]["token"]["tenant"]["id"]
        list_images = self.image_client.list_public(detail=True)['images']
        for img in images:
            img_type, img_value = parse_typed_option(option="image", value=img)
            if img_type == "name":
                # Filter images by name
                self.logger.debug(
                    "Trying to find an image with name \"%s\"" % img_value)
                accepted_uuids = DEFAULT_SYSTEM_IMAGES_UUID + [user_uuid]
                list_imgs = \
                    [i for i in list_images if i['user_id'] in accepted_uuids
                     and
                     re.search(img_value, i['name'], flags=re.I) is not None]
            elif img_type == "id":
                # Filter images by id
                self.logger.debug(
                    "Trying to find an image with id \"%s\"" % img_value)
                list_imgs = \
                    [i for i in list_images
                     if i['id'].lower() == img_value.lower()]
            else:
                self.logger.error("Unrecognized image type %s" % img_type)
                sys.exit(1)

            # Check if we found one
            if list_imgs:
                self.logger.debug("Will use \"%s\" with id \"%s\""
                                  % (_green(list_imgs[0]['name']),
                                     _green(list_imgs[0]['id'])))
                return list_imgs[0]['id']

        # We didn't found one
        self.logger.error("No matching image found.. aborting")
        sys.exit(1)

    def _get_server_ip_and_port(self, server, private_networks):
        """Compute server's IPv4 and ssh port number"""
        self.logger.info("Get server connection details..")
        if private_networks:
            # Choose the networks that belong to private_networks
            networks = [n for n in server['attachments']
                        if n['network_id'] in private_networks]
        else:
            # Choose the networks that are public
            networks = [n for n in server['attachments']
                        if self.network_client.
                        get_network_details(n['network_id'])['public']]
        # Choose the networks with IPv4
        networks = [n for n in networks if n['ipv4']]
        # Use the first network as IPv4
        server_ip = networks[0]['ipv4']

        if (".okeanos.io" in self.cyclades_client.base_url or
           ".demo.synnefo.org" in self.cyclades_client.base_url):
            tmp1 = int(server_ip.split(".")[2])
            tmp2 = int(server_ip.split(".")[3])
            server_ip = "gate.okeanos.io"
            server_port = 10000 + tmp1 * 256 + tmp2
        else:
            server_port = 22
        self.write_temp_config('server_ip', server_ip)
        self.logger.debug("Server's IPv4 is %s" % _green(server_ip))
        self.write_temp_config('server_port', server_port)
        self.logger.debug("Server's ssh port is %s" % _green(server_port))
        ssh_command = "ssh -p %s %s@%s" \
            % (server_port, server['metadata']['users'], server_ip)
        self.logger.debug("Access server using \"%s\"" %
                          (_green(ssh_command)))

    @_check_fabric
    def _copy_ssh_keys(self, ssh_keys):
        """Upload/Install ssh keys to server"""
        self.logger.debug("Check for authentication keys to use")
        if ssh_keys is None:
            ssh_keys = self.config.get("Deployment", "ssh_keys")

        if ssh_keys != "":
            ssh_keys = os.path.expanduser(ssh_keys)
            self.logger.debug("Will use \"%s\" authentication keys file" %
                              _green(ssh_keys))
            keyfile = '/tmp/%s.pub' % fabric.env.user
            _run('mkdir -p ~/.ssh && chmod 700 ~/.ssh', False)
            if ssh_keys.startswith("http://") or \
                    ssh_keys.startswith("https://") or \
                    ssh_keys.startswith("ftp://"):
                cmd = """
                apt-get update
                apt-get install wget --yes --force-yes
                wget {0} -O {1} --no-check-certificate
                """.format(ssh_keys, keyfile)
                _run(cmd, False)
            elif os.path.exists(ssh_keys):
                _put(ssh_keys, keyfile)
            else:
                self.logger.debug("No ssh keys found")
                return
            _run('cat %s >> ~/.ssh/authorized_keys' % keyfile, False)
            _run('rm %s' % keyfile, False)
            self.logger.debug("Uploaded ssh authorized keys")
        else:
            self.logger.debug("No ssh keys found")

    def _create_new_build_id(self):
        """Find a uniq build_id to use"""
        with filelocker.lock("%s.lock" % self.temp_config_file,
                             filelocker.LOCK_EX):
            # Read temp_config again to get any new entries
            self.temp_config.read(self.temp_config_file)

            # Find a uniq build_id to use
            if self.build_id is None:
                ids = self.temp_config.sections()
                if ids:
                    max_id = int(max(self.temp_config.sections(), key=int))
                    self.build_id = max_id + 1
                else:
                    self.build_id = 1
            self.logger.debug("Will use \"%s\" as build id"
                              % _green(self.build_id))

            # Create a new section
            try:
                self.temp_config.add_section(str(self.build_id))
            except DuplicateSectionError:
                msg = ("Build id \"%s\" already in use. " +
                       "Please use a uniq one or cleanup \"%s\" file.\n") \
                    % (self.build_id, self.temp_config_file)
                self.logger.error(msg)
                sys.exit(1)
            creation_time = \
                time.strftime("%a, %d %b %Y %X", time.localtime())
            self.temp_config.set(str(self.build_id),
                                 "created", str(creation_time))

            # Write changes back to temp config file
            with open(self.temp_config_file, 'wb') as tcf:
                self.temp_config.write(tcf)

    def write_temp_config(self, option, value):
        """Write changes back to config file"""
        # Acquire the lock to write to temp_config_file
        with filelocker.lock("%s.lock" % self.temp_config_file,
                             filelocker.LOCK_EX):

            # Read temp_config again to get any new entries
            self.temp_config.read(self.temp_config_file)

            self.temp_config.set(str(self.build_id), option, str(value))
            curr_time = time.strftime("%a, %d %b %Y %X", time.localtime())
            self.temp_config.set(str(self.build_id), "modified", curr_time)

            # Write changes back to temp config file
            with open(self.temp_config_file, 'wb') as tcf:
                self.temp_config.write(tcf)

    def read_temp_config(self, option):
        """Read from temporary_config file"""
        # If build_id is None use the latest one
        if self.build_id is None:
            ids = self.temp_config.sections()
            if ids:
                self.build_id = int(ids[-1])
            else:
                self.logger.error("No sections in temporary config file")
                sys.exit(1)
            self.logger.debug("Will use \"%s\" as build id"
                              % _green(self.build_id))
        # Read specified option
        return self.temp_config.get(str(self.build_id), option)

    def setup_fabric(self):
        """Setup fabric environment"""
        self.logger.info("Setup fabric parameters..")
        fabric.env.user = self.read_temp_config('server_user')
        fabric.env.host_string = self.read_temp_config('server_ip')
        fabric.env.port = int(self.read_temp_config('server_port'))
        fabric.env.password = self.read_temp_config('server_passwd')
        fabric.env.connection_attempts = 10
        fabric.env.shell = "/bin/bash -c"
        fabric.env.disable_known_hosts = True
        fabric.env.output_prefix = None

    def _check_hash_sum(self, localfile, remotefile):
        """Check hash sums of two files"""
        self.logger.debug("Check hash sum for local file %s" % localfile)
        hash1 = os.popen("sha256sum %s" % localfile).read().split(' ')[0]
        self.logger.debug("Local file has sha256 hash %s" % hash1)
        self.logger.debug("Check hash sum for remote file %s" % remotefile)
        hash2 = _run("sha256sum %s" % remotefile, False)
        hash2 = hash2.split(' ')[0]
        self.logger.debug("Remote file has sha256 hash %s" % hash2)
        if hash1 != hash2:
            self.logger.error("Hashes differ.. aborting")
            sys.exit(1)

    @_check_fabric
    def clone_repo(self, local_repo=False):
        """Clone Synnefo repo from slave server"""
        self.logger.info("Configure repositories on remote server..")
        self.logger.debug("Install/Setup git")
        cmd = """
        apt-get install git --yes --force-yes
        git config --global user.name {0}
        git config --global user.email {1}
        """.format(self.config.get('Global', 'git_config_name'),
                   self.config.get('Global', 'git_config_mail'))
        _run(cmd, False)

        # Clone synnefo_repo
        synnefo_branch = self.clone_synnefo_repo(local_repo=local_repo)
        # Clone pithos-web-client
        self.clone_pithos_webclient_repo(synnefo_branch)

    @_check_fabric
    def clone_synnefo_repo(self, local_repo=False):
        """Clone Synnefo repo to remote server"""
        # Find synnefo_repo and synnefo_branch to use
        synnefo_repo = self.config.get('Global', 'synnefo_repo')
        synnefo_branch = self.config.get("Global", "synnefo_branch")
        if synnefo_branch == "":
            synnefo_branch = \
                subprocess.Popen(
                    ["git", "rev-parse", "--abbrev-ref", "HEAD"],
                    stdout=subprocess.PIPE).communicate()[0].strip()
            if synnefo_branch == "HEAD":
                synnefo_branch = \
                    subprocess.Popen(
                        ["git", "rev-parse", "--short", "HEAD"],
                        stdout=subprocess.PIPE).communicate()[0].strip()
        self.logger.debug("Will use branch \"%s\"" % _green(synnefo_branch))

        if local_repo or synnefo_repo == "":
            # Use local_repo
            self.logger.debug("Push local repo to server")
            # Firstly create the remote repo
            _run("git init synnefo", False)
            # Then push our local repo over ssh
            # We have to pass some arguments to ssh command
            # namely to disable host checking.
            (temp_ssh_file_handle, temp_ssh_file) = tempfile.mkstemp()
            os.close(temp_ssh_file_handle)
            # XXX: git push doesn't read the password
            cmd = """
            echo 'exec ssh -o "StrictHostKeyChecking no" \
                           -o "UserKnownHostsFile /dev/null" \
                           -q "$@"' > {4}
            chmod u+x {4}
            export GIT_SSH="{4}"
            echo "{0}" | git push --quiet --mirror ssh://{1}@{2}:{3}/~/synnefo
            rm -f {4}
            """.format(fabric.env.password,
                       fabric.env.user,
                       fabric.env.host_string,
                       fabric.env.port,
                       temp_ssh_file)
            os.system(cmd)
        else:
            # Clone Synnefo from remote repo
            self.logger.debug("Clone synnefo from %s" % synnefo_repo)
            self._git_clone(synnefo_repo)

        # Checkout the desired synnefo_branch
        self.logger.debug("Checkout \"%s\" branch/commit" % synnefo_branch)
        cmd = """
        cd synnefo
        for branch in `git branch -a | grep remotes | grep -v HEAD`; do
            git branch --track ${branch##*/} $branch
        done
        git checkout %s
        """ % (synnefo_branch)
        _run(cmd, False)

        return synnefo_branch

    @_check_fabric
    def clone_pithos_webclient_repo(self, synnefo_branch):
        """Clone Pithos WebClient repo to remote server"""
        # Find pithos_webclient_repo and pithos_webclient_branch to use
        pithos_webclient_repo = \
            self.config.get('Global', 'pithos_webclient_repo')
        pithos_webclient_branch = \
            self.config.get('Global', 'pithos_webclient_branch')

        # Clone pithos-webclient from remote repo
        self.logger.debug("Clone pithos-webclient from %s" %
                          pithos_webclient_repo)
        self._git_clone(pithos_webclient_repo)

        # Track all pithos-webclient branches
        cmd = """
        cd pithos-web-client
        for branch in `git branch -a | grep remotes | grep -v HEAD`; do
            git branch --track ${branch##*/} $branch > /dev/null 2>&1
        done
        git --no-pager branch --no-color
        """
        webclient_branches = _run(cmd, False)
        webclient_branches = webclient_branches.split()

        # If we have pithos_webclient_branch in config file use this one
        # else try to use the same branch as synnefo_branch
        # else use an appropriate one.
        if pithos_webclient_branch == "":
            if synnefo_branch in webclient_branches:
                pithos_webclient_branch = synnefo_branch
            else:
                # If synnefo_branch starts with one of
                # 'master', 'hotfix'; use the master branch
                if synnefo_branch.startswith('master') or \
                        synnefo_branch.startswith('hotfix'):
                    pithos_webclient_branch = "master"
                # If synnefo_branch starts with one of
                # 'develop', 'feature'; use the develop branch
                elif synnefo_branch.startswith('develop') or \
                        synnefo_branch.startswith('feature'):
                    pithos_webclient_branch = "develop"
                else:
                    self.logger.warning(
                        "Cannot determine which pithos-web-client branch to "
                        "use based on \"%s\" synnefo branch. "
                        "Will use develop." % synnefo_branch)
                    pithos_webclient_branch = "develop"
        # Checkout branch
        self.logger.debug("Checkout \"%s\" branch" %
                          _green(pithos_webclient_branch))
        cmd = """
        cd pithos-web-client
        git checkout {0}
        """.format(pithos_webclient_branch)
        _run(cmd, False)

    def _git_clone(self, repo):
        """Clone repo to remote server

        Currently clonning from code.grnet.gr can fail unexpectedly.
        So retry!!

        """
        cloned = False
        for i in range(1, 11):
            try:
                _run("git clone %s" % repo, False)
                cloned = True
                break
            except BaseException:
                self.logger.warning("Clonning failed.. retrying %s/10" % i)
        if not cloned:
            self.logger.error("Can not clone repo.")
            sys.exit(1)

    @_check_fabric
    def build_packages(self):
        """Build packages needed by Synnefo software"""
        self.logger.info("Install development packages")
        cmd = """
        apt-get update
        apt-get install zlib1g-dev dpkg-dev debhelper git-buildpackage \
                python-dev python-all python-pip ant --yes --force-yes
        pip install -U devflow
        """
        _run(cmd, False)

        # Patch pydist bug
        if self.config.get('Global', 'patch_pydist') == "True":
            self.logger.debug("Patch pydist.py module")
            cmd = r"""
            sed -r -i 's/(\(\?P<name>\[A-Za-z\]\[A-Za-z0-9_\.)/\1\\\-/' \
                /usr/share/python/debpython/pydist.py
            """
            _run(cmd, False)

        # Build synnefo packages
        self.build_synnefo()
        # Build pithos-web-client packages
        self.build_pithos_webclient()

    @_check_fabric
    def build_synnefo(self):
        """Build Synnefo packages"""
        self.logger.info("Build Synnefo packages..")

        cmd = """
        devflow-autopkg snapshot -b ~/synnefo_build-area --no-sign
        """
        with fabric.cd("synnefo"):
            _run(cmd, True)

        # Install snf-deploy package
        self.logger.debug("Install snf-deploy package")
        cmd = """
        dpkg -i snf-deploy*.deb
        apt-get -f install --yes --force-yes
        """
        with fabric.cd("synnefo_build-area"):
            with fabric.settings(warn_only=True):
                _run(cmd, True)

        # Setup synnefo packages for snf-deploy
        self.logger.debug("Copy synnefo debs to snf-deploy packages dir")
        cmd = """
        cp ~/synnefo_build-area/*.deb /var/lib/snf-deploy/packages/
        """
        _run(cmd, False)

    @_check_fabric
    def build_pithos_webclient(self):
        """Build pithos-web-client packages"""
        self.logger.info("Build pithos-web-client packages..")

        cmd = """
        devflow-autopkg snapshot -b ~/webclient_build-area --no-sign
        """
        with fabric.cd("pithos-web-client"):
            _run(cmd, True)

        # Setup pithos-web-client packages for snf-deploy
        self.logger.debug("Copy webclient debs to snf-deploy packages dir")
        cmd = """
        cp ~/webclient_build-area/*.deb /var/lib/snf-deploy/packages/
        """
        _run(cmd, False)

    @_check_fabric
    def build_documentation(self):
        """Build Synnefo documentation"""
        self.logger.info("Build Synnefo documentation..")
        _run("pip install -U Sphinx", False)
        with fabric.cd("synnefo"):
            _run("devflow-update-version; "
                 "./ci/make_docs.sh synnefo_documentation", False)

    def fetch_documentation(self, dest=None):
        """Fetch Synnefo documentation"""
        self.logger.info("Fetch Synnefo documentation..")
        if dest is None:
            dest = "synnefo_documentation"
        dest = os.path.abspath(dest)
        if not os.path.exists(dest):
            os.makedirs(dest)
        self.fetch_compressed("synnefo/synnefo_documentation", dest)
        self.logger.info("Downloaded documentation to %s" %
                         _green(dest))

    @_check_fabric
    def deploy_synnefo(self, schema=None):
        """Deploy Synnefo using snf-deploy"""
        self.logger.info("Deploy Synnefo..")
        if schema is None:
            schema = self.config.get('Global', 'schema')
        self.logger.debug("Will use \"%s\" schema" % _green(schema))

        schema_dir = os.path.join(self.ci_dir, "schemas/%s" % schema)
        if not (os.path.exists(schema_dir) and os.path.isdir(schema_dir)):
            raise ValueError("Unknown schema: %s" % schema)

        self.logger.debug("Upload schema files to server")
        _put(os.path.join(schema_dir, "*"), "/etc/snf-deploy/")

        self.logger.debug("Change password in nodes.conf file")
        cmd = """
        sed -i 's/^password =.*/password = {0}/' /etc/snf-deploy/nodes.conf
        """.format(fabric.env.password)
        _run(cmd, False)

        self.logger.debug("Run snf-deploy")
        cmd = """
        snf-deploy keygen --force
        snf-deploy --disable-colors --autoconf all
        """
        _run(cmd, True)

    @_check_fabric
    def unit_test(self):
        """Run Synnefo unit test suite"""
        self.logger.info("Run Synnefo unit test suite")
        component = self.config.get('Unit Tests', 'component')

        self.logger.debug("Install needed packages")
        cmd = """
        pip install -U mock
        pip install -U factory_boy
        pip install -U nose
        """
        _run(cmd, False)

        self.logger.debug("Upload tests.sh file")
        unit_tests_file = os.path.join(self.ci_dir, "tests.sh")
        _put(unit_tests_file, ".")

        self.logger.debug("Run unit tests")
        cmd = """
        bash tests.sh {0}
        """.format(component)
        _run(cmd, True)

    @_check_fabric
    def run_burnin(self):
        """Run burnin functional test suite"""
        self.logger.info("Run Burnin functional test suite")
        cmd = """
        auth_url=$(grep -e '^url =' .kamakirc | cut -d' ' -f3)
        token=$(grep -e '^token =' .kamakirc | cut -d' ' -f3)
        images_user=$(kamaki image list -l | grep owner | \
                      cut -d':' -f2 | tr -d ' ')
        snf-burnin --auth-url=$auth_url --token=$token {0}
        BurninExitStatus=$?
        exit $BurninExitStatus
        """.format(self.config.get('Burnin', 'cmd_options'))
        _run(cmd, True)

    @_check_fabric
    def fetch_compressed(self, src, dest=None):
        """Create a tarball and fetch it locally"""
        self.logger.debug("Creating tarball of %s" % src)
        basename = os.path.basename(src)
        tar_file = basename + ".tgz"
        cmd = "tar czf %s %s" % (tar_file, src)
        _run(cmd, False)
        if not os.path.exists(dest):
            os.makedirs(dest)

        tmp_dir = tempfile.mkdtemp()
        fabric.get(tar_file, tmp_dir)

        dest_file = os.path.join(tmp_dir, tar_file)
        self._check_hash_sum(dest_file, tar_file)
        self.logger.debug("Untar packages file %s" % dest_file)
        cmd = """
        cd %s
        tar xzf %s
        cp -r %s/* %s
        rm -r %s
        """ % (tmp_dir, tar_file, src, dest, tmp_dir)
        os.system(cmd)
        self.logger.info("Downloaded %s to %s" %
                         (src, _green(dest)))

    @_check_fabric
    def fetch_packages(self, dest=None):
        """Fetch Synnefo packages"""
        if dest is None:
            dest = self.config.get('Global', 'pkgs_dir')
        dest = os.path.abspath(os.path.expanduser(dest))
        if not os.path.exists(dest):
            os.makedirs(dest)
        self.fetch_compressed("synnefo_build-area", dest)
        self.fetch_compressed("webclient_build-area", dest)
        self.logger.info("Downloaded debian packages to %s" %
                         _green(dest))

    def x2go_plugin(self, dest=None):
        """Produce an html page which will use the x2goplugin

        Arguments:
          dest  -- The file where to save the page (String)

        """
        output_str = """
        <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
        <html>
        <head>
        <title>X2Go SynnefoCI Service</title>
        </head>
        <body onload="checkPlugin()">
        <div id="x2goplugin">
            <object
                src="location"
                type="application/x2go"
                name="x2goplugin"
                palette="background"
                height="100%"
                hspace="0"
                vspace="0"
                width="100%"
                x2goconfig="
                    session=X2Go-SynnefoCI-Session
                    server={0}
                    user={1}
                    sshport={2}
                    published=true
                    autologin=true
                ">
            </object>
        </div>
        </body>
        </html>
        """.format(self.read_temp_config('server_ip'),
                   self.read_temp_config('server_user'),
                   self.read_temp_config('server_port'))
        if dest is None:
            dest = self.config.get('Global', 'x2go_plugin_file')

        self.logger.info("Writting x2go plugin html file to %s" % dest)
        fid = open(dest, 'w')
        fid.write(output_str)
        fid.close()
示例#17
0
def main():
    """Parse arguments, use kamaki to create cluster, setup using ssh"""

    (opts, args) = parse_arguments(sys.argv[1:])

    global CYCLADES, TOKEN

    AUTHENTICATION_URL = opts.cyclades
    TOKEN = opts.token

    # Cleanup stale servers from previous runs
    if opts.show_stale:
        cleanup_servers(prefix=opts.prefix, delete_stale=opts.delete_stale)
        return 0

    # Initialize a kamaki instance, get endpoints
    user = AstakosClient(AUTHENTICATION_URL, TOKEN)
    my_accountData = user.authenticate()
    endpoints = user.get_endpoints() 
    cyclades_endpoints = user.get_endpoints('compute')
    cyclades_base_url = parseAstakosEndpoints(endpoints,'cyclades_compute')
    cyclades_network_base_url = parseAstakosEndpoints(endpoints,'cyclades_network')
    my_cyclades_client = CycladesClient(cyclades_base_url, TOKEN)
    my_compute_client = ComputeClient(cyclades_base_url, TOKEN)
    my_network_client = CycladesNetworkClient(cyclades_network_base_url, TOKEN) 

    cnt = int(opts.clustersize)	# calculate size of cluster into 'cnt'
    # Initialize
    nodes = []
    masterName = ''
    # Create a file to store the root password for later use
    pass_fname = opts.hadoop_dir+'/bak/adminPass'+str(datetime.now())[:19].replace(' ', '')
    adminPass_f = open(pass_fname, 'w')

    myNetworks = my_network_client.list_networks();  
    NetWork_free = parseNetwork(myNetworks,'public');
    myIp = my_network_client.create_floatingip(NetWork_free);  
    LastIp = myIp.get("floating_ip_address")

    initialClusterSize = 0
    server = {}
    if opts.extend == False:
        # Create master node (0th node)
        server = create_machine(opts, my_cyclades_client, 0)
        if server == {}:
            return
    else:
        servers = my_cyclades_client.list_servers(detail=True)
        cluster = [s for s in servers if s["name"].startswith(opts.prefix)]
        initialClusterSize = len(cluster)
        if initialClusterSize==0:
            log.info("Cluster cannot be expanded: it does not exist.")
            return

    servername = "%s-0" % (opts.prefix)
    masterName = servername
    nodes.append(server)

    # Create slave (worker) nodes
    if cnt>1 or opts.extend:
        startingOffset = 1
        if opts.extend: startingOffset = initialClusterSize
        for i in xrange(startingOffset, initialClusterSize+cnt):
            server = {}
            server = create_machine(opts, my_cyclades_client, i)
            if server == {}:
                return;
            nodes.append(server)
            servername = "%s-%d" % (opts.prefix, i)
            # Write the root password to a file
            adminPass_f.write('machine = %s, password = %s\n' % (servername, server['adminPass']))

    adminPass_f.close()

    # Setup Hadoop files and settings on all cluster nodes
    # Create the 'cluster' dictionary out of servers, with only Hadoop-relevant keys (name, ip, integer key)
    servers = my_cyclades_client.list_servers(detail=True)
    cluster = [s for s in my_cyclades_client.list_servers(detail=True) if s["name"].startswith(opts.prefix)]
    cluster = [(s["name"], s["attachments"][1]["ipv4"], int(s["name"][s["name"].find('-')+1:])) for s in cluster]
    cluster = sorted(cluster, key=lambda cluster: cluster[2])

    # Prepare Ansible-Hadoop config files (hosts, conf/slaves)
    hosts = open(opts.hadoop_dir+'/hosts', 'w')
    hosts.write('[master]\n')
    for i in xrange(0, initialClusterSize+cnt):
        for s in cluster:
            if s[0] == opts.prefix+"-"+str(i):
                if s[0] == masterName:
                    hosts.write(s[1]+'\n\n'+'[slaves]\n')
                else:
                    hosts.write(s[1]+'\n')
    hosts.close()

    slaves = open(opts.hadoop_dir+'/conf/slaves', 'w')
    for s in cluster[1:]:
        slaves.write(s[1]+'\n')
    slaves.close()

    # Execute respective ansible playbook
    if (opts.extend==False):
        cmd = "ansible-playbook hadoop.yml -i hosts -vv --extra-vars \""+"master_ip="+cluster[0][1]+"\""+" -l master"
        retval = os.system(cmd)
        cmd = "ansible-playbook hadoop.yml -i hosts -vv --extra-vars \""+"master_ip="+cluster[0][1]+"\""+" -l slaves"
        retval = os.system(cmd)
        slave_ip_list = []
        for i in xrange(1, cnt):
            slave_ip_list.append(cluster[i][1]) 
        enable_ssh_login(cluster[0][1], [cluster[0][1]])
        enable_ssh_login(cluster[0][1], slave_ip_list)
    else:
        hosts_latest = open(opts.hadoop_dir+'/hosts.latest', 'w')
        hosts_latest.write('[master]\n')
        hosts_latest.write(cluster[0][1]+'\n\n'+'[slaves]\n')
        for i in xrange(initialClusterSize, initialClusterSize+cnt):
            hosts_latest.write(cluster[i][1]+'\n')
        hosts_latest.close()
        cmd = "ansible-playbook hadoop.yml -i hosts.latest -vv --extra-vars \""+"master_ip="+cluster[0][1]+"\""+" -l slaves"
        retval = os.system(cmd) 
        slave_ip_list = []
        for i in xrange(initialClusterSize, initialClusterSize+cnt):
            slave_ip_list.append(cluster[i][1]) 
        enable_ssh_login(cluster[0][1], slave_ip_list)

    # Update conf/slaves in master
    cmd = "ansible-playbook hadoop.yml -i hosts -vv --extra-vars \""+"master_ip="+cluster[0][1]+"\""+" -l master -t slaves"
    retval = os.system(cmd)

    log.info("Done.")
示例#18
0
from kamaki.clients.astakos import AstakosClient
from kamaki.clients.cyclades import (CycladesComputeClient,
                                     CycladesNetworkClient)

AUTHENTICATION_URL = "https://astakos.example.com/identity/v2.0"
TOKEN = "User-Token"
astakos = AstakosClient(AUTHENTICATION_URL, TOKEN)

service_type = CycladesComputeClient.service_type
endpoint = astakos.get_endpoint_url(service_type)
compute = CycladesComputeClient(endpoint, TOKEN)

service_type = CycladesNetworkClient.service_type
endpoint = astakos.get_endpoint_url(service_type)
network = CycladesNetworkClient(endpoint, TOKEN)

#  Create VPN and reserve an IP
type_ = CycladesNetworkClient.types[0]
vpn = network.create_network(type_, name="Cluster Network")
unused_ips = filter(lambda ip: not ip["port_id"], network.list_floatingips())
ip = unused_ips[0] if unused_ips else network.create_floatingip()
ip_net = ip["floating_network_id"]

#  Server data
flavor = 420
image = "image-id-for-a-debian-image"

#  Create nodes
networks = [
    dict(uuid=vpn["id"]),
示例#19
0
# documentation are those of the authors and should not be
# interpreted as representing official policies, either expressed
# or implied, of GRNET S.A.

from kamaki.clients.astakos import AstakosClient
from kamaki.clients.cyclades import CycladesNetworkClient

#  Initialize Astakos
AUTHENTICATION_URL = "https://astakos.example.com/identity/v2.0"
TOKEN = "User-Token"
astakos = AstakosClient(AUTHENTICATION_URL, TOKEN)

#  Initialize CycladesComputeClient
service_type = CycladesNetworkClient.service_type
endpoint = astakos.get_endpoint_url(service_type)
network = CycladesNetworkClient(endpoint, TOKEN)

#  Servers
server_1 = "id-for-server-1"
server_2 = "id-for-server-2"

#  Create a new network
type_ = CycladesNetworkClient.types[0]
mynet = network.create_network(type_, name="My Network")

#  Connect servers to network
port_1 = network.create_port(mynet["id"], device_id=server_1)
port_2 = network.create_port(mynet["id"], device_id=server_2)

# Wait until ready
network.wait_port_until(port_1["id"], "ACTIVE")
示例#20
0
def main():
    """Parse arguments, use kamaki to create cluster, setup using ansible playbooks"""

    (opts, args) = parse_arguments(sys.argv[1:])

    global CYCLADES, TOKEN, my_vnat_network, my_network_client

    AUTHENTICATION_URL = opts.cyclades
    TOKEN = opts.token

    # Cleanup stale servers from previous runs
    if opts.show_stale:
        cleanup_servers(prefix=opts.prefix, delete_stale=opts.delete_stale)
        return 0

    # Initialize a kamaki instance, get endpoints
    user = AstakosClient(AUTHENTICATION_URL, TOKEN)
    my_accountData = user.authenticate()
    endpoints = user.get_endpoints() 
    cyclades_endpoints = user.get_endpoints('compute')
    cyclades_base_url = parseAstakosEndpoints(endpoints, 'cyclades_compute')
    cyclades_network_base_url = parseAstakosEndpoints(endpoints, 'cyclades_network')
    my_cyclades_client = CycladesClient(cyclades_base_url, TOKEN)
    my_compute_client = ComputeClient(cyclades_base_url, TOKEN)
    my_network_client = CycladesNetworkClient(cyclades_network_base_url, TOKEN) 

    my_vnat_network = {}

    # check if 'Hadoop' vnat is created...
    hadoop_vnat_created = False
    my_network_dict = my_network_client.list_networks()
    for n in my_network_dict:
        if n['name'] == 'Hadoop': 
            hadoop_vnat_created = True
            my_vnat_network = n

    # ...else create it
    if hadoop_vnat_created == False:
        log.info("Creating vNAT")
        my_vnat_network = my_network_client.create_network(type='MAC_FILTERED', name='Hadoop');
        my_subnet = my_network_client.create_subnet(network_id=my_vnat_network['id'], cidr='192.168.0.0/24');

    cnt = int(opts.clustersize)	# calculate size of cluster into 'cnt'
    # Initialize
    nodes = []
    masterName = ''

    # Create a file to store the root password for later use
    if not os.path.exists(opts.hadoop_dir+'/bak'):
        os.makedirs(opts.hadoop_dir+'/bak')
    pass_fname = opts.hadoop_dir+'/bak/adminPass'+str(datetime.now())[:19].replace(' ', '')
    adminPass_f = open(pass_fname, 'w')

    initialClusterSize = 0
    server = {}
    if opts.extend == False:
        # Create master node (0th node)
        server = create_machine(opts, my_cyclades_client, 0)
        if server == {}:
            return
    else:
        servers = my_cyclades_client.list_servers(detail=True)
        cluster = [s for s in servers if s["name"].startswith(opts.prefix)]
        initialClusterSize = len(cluster)
        if initialClusterSize==0:
            log.info("Cluster cannot be expanded: it does not exist.")
            return

    servername = "%s-0" % (opts.prefix)
    masterName = servername
    nodes.append(server)

    # Create slave (worker) nodes
    if cnt>1 or opts.extend:
        startingOffset = 1
        if opts.extend: startingOffset = initialClusterSize
        for i in xrange(startingOffset, initialClusterSize+cnt):
            server = {}
            server = create_machine(opts, my_cyclades_client, i)
            if server == {}:
                return;
            nodes.append(server)
            servername = "%s-%d" % (opts.prefix, i)
            # Write the root password to a file
            adminPass_f.write('machine = %s, password = %s\n' % (servername, server['adminPass']))

    adminPass_f.close()

    # Setup Hadoop files and settings on all cluster nodes
    # Create the 'cluster' dictionary out of servers, with only Hadoop-relevant keys (name, ip, integer key)
    servers = my_cyclades_client.list_servers(detail=True)
    cluster = [s for s in my_cyclades_client.list_servers(detail=True) if s["name"].startswith(opts.prefix)]
    cluster0 = [(s["name"], s["attachments"], int(s["name"][s["name"].find('-')+1:])) for s in cluster]
    cluster0 = sorted(cluster0, key=lambda cluster0: cluster0[2])
    cluster = [(cluster0[0][0], cluster0[0][1][2]["ipv4"], cluster0[0][2])]	# master IP, different index 
    cluster2 = [(s[0], s[1][1]['ipv4'], int(s[2])) for s in cluster0[1:]]	# slave IPs
    cluster += cluster2

    # Prepare Ansible-Hadoop config files (hosts, conf/slaves. vnat/etchosts)
    hosts = open(opts.hadoop_dir+'/hosts', 'w')
    hosts.write('[master]\n')
    etchosts = open(opts.hadoop_dir+'/vnat/etchosts', 'w')
    for i in xrange(0, initialClusterSize+cnt):
        for s in cluster:
            if s[0] == opts.prefix+"-"+str(i):
                if s[0] == masterName:
                    hosts.write(s[1]+'\n\n'+'[slaves]\n')
                else:
                    hosts.write(s[1]+'\n')
                etchosts.write(s[1]+'\t'+s[0]+'\n')
    hosts.close()
    etchosts.close()

    slaves = open(opts.hadoop_dir+'/vnat/slaves', 'w')
    for s in cluster[1:]:
        slaves.write(s[0]+'\n')
    slaves.close()

    # Execute respective ansible playbook
    if (opts.extend==False):
        cmd = "ansible-playbook hadoop_vnat.yml -i hosts -vv --extra-vars \""+"is_master=True, master_node="+cluster[0][0]+" master_ip="+cluster[0][1]+"\""+" -l master"
        print cmd
        retval = os.system(cmd)
        cmd = "ansible-playbook hadoop_vnat.yml -i hosts -vv --extra-vars \""+"is_slave=True, master_node="+cluster[0][0]+" master_ip="+cluster[0][1]+"\""+" -l slaves"
        print cmd
        retval = os.system(cmd)
        slave_ip_list = []
        for i in xrange(1, cnt):
            slave_ip_list.append(cluster[i][0])
        enable_ssh_login(cluster[0][1], [cluster[0][0]])
        enable_ssh_login(cluster[0][1], slave_ip_list)
    else:
        hosts_latest = open(opts.hadoop_dir+'/hosts.latest', 'w')
        hosts_latest.write('[master]\n')
        hosts_latest.write(cluster[0][1]+'\n\n'+'[slaves]\n')
        for i in xrange(initialClusterSize, initialClusterSize+cnt):
            hosts_latest.write(cluster[i][1]+'\n')
        hosts_latest.close()
        # update etc/hosts in all nodes - TODO: de-duplicate entries
        cmd = "ansible-playbook hadoop_vnat.yml -i hosts -vv --extra-vars \""+"is_master=True, master_ip="+cluster[0][1]+"\""+" -t etchosts"
        print cmd
        retval = os.system(cmd) 
        cmd = "ansible-playbook hadoop_vnat.yml -i hosts.latest -vv --extra-vars \""+"is_slave=True, master_node="+cluster[0][0]+" master_ip="+cluster[0][1]+"\""+" -l slaves"
        print cmd
        retval = os.system(cmd) 
        slave_ip_list = []
        for i in xrange(initialClusterSize, initialClusterSize+cnt):
            slave_ip_list.append(cluster[i][0])
        print "slave_ip_list=", slave_ip_list 
        enable_ssh_login(cluster[0][1], slave_ip_list)

    # Update conf/slaves in master
    cmd = "ansible-playbook hadoop_vnat.yml -i hosts -vv --extra-vars \""+"is_master=True, master_ip="+cluster[0][1]+"\""+" -l master -t slaves"
    print cmd
    retval = os.system(cmd)

    log.info("Done.")
示例#21
0
class SynnefoCI(object):
    """SynnefoCI python class"""
    def __init__(self, config_file=None, build_id=None, cloud=None):
        """ Initialize SynnefoCI python class

        Setup logger, local_dir, config and kamaki
        """
        # Setup logger
        self.logger = logging.getLogger('synnefo-ci')
        self.logger.setLevel(logging.DEBUG)

        handler1 = logging.StreamHandler(sys.stdout)
        handler1.setLevel(logging.DEBUG)
        handler1.addFilter(_InfoFilter())
        handler1.setFormatter(_MyFormatter())
        handler2 = logging.StreamHandler(sys.stderr)
        handler2.setLevel(logging.WARNING)
        handler2.setFormatter(_MyFormatter())

        self.logger.addHandler(handler1)
        self.logger.addHandler(handler2)

        # Get our local dir
        self.ci_dir = os.path.dirname(os.path.abspath(__file__))
        self.repo_dir = os.path.dirname(self.ci_dir)

        # Read config file
        if config_file is None:
            config_file = os.path.join(self.ci_dir, DEFAULT_CONFIG_FILE)
        config_file = os.path.abspath(config_file)
        self.config = ConfigParser()
        self.config.optionxform = str
        self.config.read(config_file)

        # Read temporary_config file
        self.temp_config_file = \
            os.path.expanduser(self.config.get('Global', 'temporary_config'))
        self.temp_config = ConfigParser()
        self.temp_config.optionxform = str
        self.temp_config.read(self.temp_config_file)
        self.build_id = build_id
        if build_id is not None:
            self.logger.info("Will use \"%s\" as build id" %
                             _green(self.build_id))

        # Set kamaki cloud
        if cloud is not None:
            self.kamaki_cloud = cloud
        elif self.config.has_option("Deployment", "kamaki_cloud"):
            kamaki_cloud = self.config.get("Deployment", "kamaki_cloud")
            if kamaki_cloud == "":
                self.kamaki_cloud = None
        else:
            self.kamaki_cloud = None

        # Initialize variables
        self.fabric_installed = False
        self.kamaki_installed = False
        self.cyclades_client = None
        self.network_client = None
        self.compute_client = None
        self.image_client = None
        self.astakos_client = None

    def setup_kamaki(self):
        """Initialize kamaki

        Setup cyclades_client, image_client and compute_client
        """

        config = kamaki_config.Config()
        if self.kamaki_cloud is None:
            try:
                self.kamaki_cloud = config.get("global", "default_cloud")
            except AttributeError:
                # Compatibility with kamaki version <=0.10
                self.kamaki_cloud = config.get("global", "default_cloud")

        self.logger.info("Setup kamaki client, using cloud '%s'.." %
                         self.kamaki_cloud)
        auth_url = config.get_cloud(self.kamaki_cloud, "url")
        self.logger.debug("Authentication URL is %s" % _green(auth_url))
        token = config.get_cloud(self.kamaki_cloud, "token")
        #self.logger.debug("Token is %s" % _green(token))

        self.astakos_client = AstakosClient(auth_url, token)
        endpoints = self.astakos_client.authenticate()

        cyclades_url = get_endpoint_url(endpoints, "compute")
        self.logger.debug("Cyclades API url is %s" % _green(cyclades_url))
        self.cyclades_client = CycladesClient(cyclades_url, token)
        self.cyclades_client.CONNECTION_RETRY_LIMIT = 2

        network_url = get_endpoint_url(endpoints, "network")
        self.logger.debug("Network API url is %s" % _green(network_url))
        self.network_client = CycladesNetworkClient(network_url, token)
        self.network_client.CONNECTION_RETRY_LIMIT = 2

        image_url = get_endpoint_url(endpoints, "image")
        self.logger.debug("Images API url is %s" % _green(image_url))
        self.image_client = ImageClient(cyclades_url, token)
        self.image_client.CONNECTION_RETRY_LIMIT = 2

        compute_url = get_endpoint_url(endpoints, "compute")
        self.logger.debug("Compute API url is %s" % _green(compute_url))
        self.compute_client = ComputeClient(compute_url, token)
        self.compute_client.CONNECTION_RETRY_LIMIT = 2

    def _wait_transition(self, server_id, current_status, new_status):
        """Wait for server to go from current_status to new_status"""
        self.logger.debug("Waiting for server to become %s" % new_status)
        timeout = self.config.getint('Global', 'build_timeout')
        sleep_time = 5
        while True:
            server = self.cyclades_client.get_server_details(server_id)
            if server['status'] == new_status:
                return server
            elif timeout < 0:
                self.logger.error("Waiting for server to become %s timed out" %
                                  new_status)
                self.destroy_server(False)
                sys.exit(1)
            elif server['status'] == current_status:
                # Sleep for #n secs and continue
                timeout = timeout - sleep_time
                time.sleep(sleep_time)
            else:
                self.logger.error("Server failed with status %s" %
                                  server['status'])
                self.destroy_server(False)
                sys.exit(1)

    @_check_kamaki
    def destroy_server(self, wait=True):
        """Destroy slave server"""
        server_id = int(self.read_temp_config('server_id'))
        fips = [
            f for f in self.network_client.list_floatingips()
            if str(f['instance_id']) == str(server_id)
        ]
        self.logger.info("Destoying server with id %s " % server_id)
        self.cyclades_client.delete_server(server_id)
        if wait:
            self._wait_transition(server_id, "ACTIVE", "DELETED")
        for fip in fips:
            self.logger.info("Destroying floating ip %s",
                             fip['floating_ip_address'])
            self.network_client.delete_floatingip(fip['id'])

    def _create_floating_ip(self):
        """Create a new floating ip"""
        networks = self.network_client.list_networks(detail=True)
        pub_nets = [
            n for n in networks if n['SNF:floating_ip_pool'] and n['public']
        ]
        for pub_net in pub_nets:
            # Try until we find a public network that is not full
            try:
                fip = self.network_client.create_floatingip(pub_net['id'])
            except ClientError as err:
                self.logger.warning("%s: %s", err.message, err.details)
                continue
            self.logger.debug("Floating IP %s with id %s created",
                              fip['floating_ip_address'], fip['id'])
            return fip
        self.logger.error("No mor IP addresses available")
        sys.exit(1)

    def _create_port(self, floating_ip):
        """Create a new port for our floating IP"""
        net_id = floating_ip['floating_network_id']
        self.logger.debug("Creating a new port to network with id %s", net_id)
        fixed_ips = [{'ip_address': floating_ip['floating_ip_address']}]
        port = self.network_client.create_port(net_id,
                                               device_id=None,
                                               fixed_ips=fixed_ips)
        return port

    @_check_kamaki
    # Too many local variables. pylint: disable-msg=R0914
    def create_server(self,
                      image=None,
                      flavor=None,
                      ssh_keys=None,
                      server_name=None):
        """Create slave server"""
        self.logger.info("Create a new server..")

        # Find a build_id to use
        self._create_new_build_id()

        # Find an image to use
        image_id = self._find_image(image)
        # Find a flavor to use
        flavor_id = self._find_flavor(flavor)

        # Create Server
        networks = []
        if self.config.get("Deployment", "allocate_floating_ip") == "True":
            fip = self._create_floating_ip()
            port = self._create_port(fip)
            networks.append({'port': port['id']})
        private_networks = self.config.get('Deployment', 'private_networks')
        if private_networks:
            private_networks = [p.strip() for p in private_networks.split(",")]
            networks.extend([{"uuid": uuid} for uuid in private_networks])
        if server_name is None:
            server_name = self.config.get("Deployment", "server_name")
            server_name = "%s(BID: %s)" % (server_name, self.build_id)
        server = self.cyclades_client.create_server(server_name,
                                                    flavor_id,
                                                    image_id,
                                                    networks=networks)
        server_id = server['id']
        self.write_temp_config('server_id', server_id)
        self.logger.debug("Server got id %s" % _green(server_id))
        server_user = server['metadata']['users']
        self.write_temp_config('server_user', server_user)
        self.logger.debug("Server's admin user is %s" % _green(server_user))
        server_passwd = server['adminPass']
        self.write_temp_config('server_passwd', server_passwd)

        server = self._wait_transition(server_id, "BUILD", "ACTIVE")
        self._get_server_ip_and_port(server, private_networks)
        self._copy_ssh_keys(ssh_keys)

        # Setup Firewall
        self.setup_fabric()
        self.logger.info("Setup firewall")
        accept_ssh_from = self.config.get('Global', 'accept_ssh_from')
        if accept_ssh_from != "":
            self.logger.debug("Block ssh except from %s" % accept_ssh_from)
            cmd = """
            local_ip=$(/sbin/ifconfig eth0 | grep 'inet addr:' | \
                cut -d':' -f2 | cut -d' ' -f1)
            iptables -A INPUT -s localhost -j ACCEPT
            iptables -A INPUT -s $local_ip -j ACCEPT
            iptables -A INPUT -s {0} -p tcp --dport 22 -j ACCEPT
            iptables -A INPUT -p tcp --dport 22 -j DROP
            """.format(accept_ssh_from)
            _run(cmd, False)

        # Setup apt, download packages
        self.logger.debug("Setup apt. Install x2goserver and firefox")
        cmd = """
        echo 'APT::Install-Suggests "false";' >> /etc/apt/apt.conf
        echo 'precedence ::ffff:0:0/96  100' >> /etc/gai.conf
        apt-get update
        apt-get install curl --yes --force-yes
        echo -e "\n\n{0}" >> /etc/apt/sources.list
        # Synnefo repo's key
        curl https://dev.grnet.gr/files/apt-grnetdev.pub | apt-key add -

        # X2GO Key
        apt-key adv --recv-keys --keyserver keys.gnupg.net E1F958385BFE2B6E
        apt-get install x2go-keyring --yes --force-yes
        apt-get update
        apt-get install x2goserver x2goserver-xsession \
                iceweasel --yes --force-yes

        # xterm published application
        echo '[Desktop Entry]' > /usr/share/applications/xterm.desktop
        echo 'Name=XTerm' >> /usr/share/applications/xterm.desktop
        echo 'Comment=standard terminal emulator for the X window system' >> \
            /usr/share/applications/xterm.desktop
        echo 'Exec=xterm' >> /usr/share/applications/xterm.desktop
        echo 'Terminal=false' >> /usr/share/applications/xterm.desktop
        echo 'Type=Application' >> /usr/share/applications/xterm.desktop
        echo 'Encoding=UTF-8' >> /usr/share/applications/xterm.desktop
        echo 'Icon=xterm-color_48x48' >> /usr/share/applications/xterm.desktop
        echo 'Categories=System;TerminalEmulator;' >> \
                /usr/share/applications/xterm.desktop
        """.format(self.config.get('Global', 'apt_repo'))
        _run(cmd, False)

    def _find_flavor(self, flavor=None):
        """Find a suitable flavor to use

        Search by name (reg expression) or by id
        """
        # Get a list of flavors from config file
        flavors = self.config.get('Deployment', 'flavors').split(",")
        if flavor is not None:
            # If we have a flavor_name to use, add it to our list
            flavors.insert(0, flavor)

        list_flavors = self.compute_client.list_flavors()
        for flv in flavors:
            flv_type, flv_value = parse_typed_option(option="flavor",
                                                     value=flv)
            if flv_type == "name":
                # Filter flavors by name
                self.logger.debug("Trying to find a flavor with name \"%s\"" %
                                  flv_value)
                list_flvs = \
                    [f for f in list_flavors
                     if re.search(flv_value, f['name'], flags=re.I)
                     is not None]
            elif flv_type == "id":
                # Filter flavors by id
                self.logger.debug("Trying to find a flavor with id \"%s\"" %
                                  flv_value)
                list_flvs = \
                    [f for f in list_flavors
                     if str(f['id']) == flv_value]
            else:
                self.logger.error("Unrecognized flavor type %s" % flv_type)

            # Check if we found one
            if list_flvs:
                self.logger.debug(
                    "Will use \"%s\" with id \"%s\"" %
                    (_green(list_flvs[0]['name']), _green(list_flvs[0]['id'])))
                return list_flvs[0]['id']

        self.logger.error("No matching flavor found.. aborting")
        sys.exit(1)

    def _find_image(self, image=None):
        """Find a suitable image to use

        In case of search by name, the image has to belong to one
        of the `DEFAULT_SYSTEM_IMAGES_UUID' users.
        In case of search by id it only has to exist.
        """
        # Get a list of images from config file
        images = self.config.get('Deployment', 'images').split(",")
        if image is not None:
            # If we have an image from command line, add it to our list
            images.insert(0, image)

        auth = self.astakos_client.authenticate()
        user_uuid = auth["access"]["token"]["tenant"]["id"]
        list_images = self.image_client.list_public(detail=True)['images']
        for img in images:
            img_type, img_value = parse_typed_option(option="image", value=img)
            if img_type == "name":
                # Filter images by name
                self.logger.debug("Trying to find an image with name \"%s\"" %
                                  img_value)
                accepted_uuids = DEFAULT_SYSTEM_IMAGES_UUID + [user_uuid]
                list_imgs = \
                    [i for i in list_images if i['user_id'] in accepted_uuids
                     and
                     re.search(img_value, i['name'], flags=re.I) is not None]
            elif img_type == "id":
                # Filter images by id
                self.logger.debug("Trying to find an image with id \"%s\"" %
                                  img_value)
                list_imgs = \
                    [i for i in list_images
                     if i['id'].lower() == img_value.lower()]
            else:
                self.logger.error("Unrecognized image type %s" % img_type)
                sys.exit(1)

            # Check if we found one
            if list_imgs:
                self.logger.debug(
                    "Will use \"%s\" with id \"%s\"" %
                    (_green(list_imgs[0]['name']), _green(list_imgs[0]['id'])))
                return list_imgs[0]['id']

        # We didn't found one
        self.logger.error("No matching image found.. aborting")
        sys.exit(1)

    def _get_server_ip_and_port(self, server, private_networks):
        """Compute server's IPv4 and ssh port number"""
        self.logger.info("Get server connection details..")
        if private_networks:
            # Choose the networks that belong to private_networks
            networks = [
                n for n in server['attachments']
                if n['network_id'] in private_networks
            ]
        else:
            # Choose the networks that are public
            networks = [
                n for n in server['attachments']
                if self.network_client.get_network_details(n['network_id'])
                ['public']
            ]
        # Choose the networks with IPv4
        networks = [n for n in networks if n['ipv4']]
        # Use the first network as IPv4
        server_ip = networks[0]['ipv4']

        if (".okeanos.io" in self.cyclades_client.base_url
                or ".demo.synnefo.org" in self.cyclades_client.base_url):
            tmp1 = int(server_ip.split(".")[2])
            tmp2 = int(server_ip.split(".")[3])
            server_ip = "gate.okeanos.io"
            server_port = 10000 + tmp1 * 256 + tmp2
        else:
            server_port = 22
        self.write_temp_config('server_ip', server_ip)
        self.logger.debug("Server's IPv4 is %s" % _green(server_ip))
        self.write_temp_config('server_port', server_port)
        self.logger.debug("Server's ssh port is %s" % _green(server_port))
        ssh_command = "ssh -p %s %s@%s" \
            % (server_port, server['metadata']['users'], server_ip)
        self.logger.debug("Access server using \"%s\"" % (_green(ssh_command)))

    @_check_fabric
    def _copy_ssh_keys(self, ssh_keys):
        """Upload/Install ssh keys to server"""
        self.logger.debug("Check for authentication keys to use")
        if ssh_keys is None:
            ssh_keys = self.config.get("Deployment", "ssh_keys")

        if ssh_keys != "":
            ssh_keys = os.path.expanduser(ssh_keys)
            self.logger.debug("Will use \"%s\" authentication keys file" %
                              _green(ssh_keys))
            keyfile = '/tmp/%s.pub' % fabric.env.user
            _run('mkdir -p ~/.ssh && chmod 700 ~/.ssh', False)
            if ssh_keys.startswith("http://") or \
                    ssh_keys.startswith("https://") or \
                    ssh_keys.startswith("ftp://"):
                cmd = """
                apt-get update
                apt-get install wget --yes --force-yes
                wget {0} -O {1} --no-check-certificate
                """.format(ssh_keys, keyfile)
                _run(cmd, False)
            elif os.path.exists(ssh_keys):
                _put(ssh_keys, keyfile)
            else:
                self.logger.debug("No ssh keys found")
                return
            _run('cat %s >> ~/.ssh/authorized_keys' % keyfile, False)
            _run('rm %s' % keyfile, False)
            self.logger.debug("Uploaded ssh authorized keys")
        else:
            self.logger.debug("No ssh keys found")

    def _create_new_build_id(self):
        """Find a uniq build_id to use"""
        with filelocker.lock("%s.lock" % self.temp_config_file,
                             filelocker.LOCK_EX):
            # Read temp_config again to get any new entries
            self.temp_config.read(self.temp_config_file)

            # Find a uniq build_id to use
            if self.build_id is None:
                ids = self.temp_config.sections()
                if ids:
                    max_id = int(max(self.temp_config.sections(), key=int))
                    self.build_id = max_id + 1
                else:
                    self.build_id = 1
            self.logger.debug("Will use \"%s\" as build id" %
                              _green(self.build_id))

            # Create a new section
            try:
                self.temp_config.add_section(str(self.build_id))
            except DuplicateSectionError:
                msg = ("Build id \"%s\" already in use. " +
                       "Please use a uniq one or cleanup \"%s\" file.\n") \
                    % (self.build_id, self.temp_config_file)
                self.logger.error(msg)
                sys.exit(1)
            creation_time = \
                time.strftime("%a, %d %b %Y %X", time.localtime())
            self.temp_config.set(str(self.build_id), "created",
                                 str(creation_time))

            # Write changes back to temp config file
            with open(self.temp_config_file, 'wb') as tcf:
                self.temp_config.write(tcf)

    def write_temp_config(self, option, value):
        """Write changes back to config file"""
        # Acquire the lock to write to temp_config_file
        with filelocker.lock("%s.lock" % self.temp_config_file,
                             filelocker.LOCK_EX):

            # Read temp_config again to get any new entries
            self.temp_config.read(self.temp_config_file)

            self.temp_config.set(str(self.build_id), option, str(value))
            curr_time = time.strftime("%a, %d %b %Y %X", time.localtime())
            self.temp_config.set(str(self.build_id), "modified", curr_time)

            # Write changes back to temp config file
            with open(self.temp_config_file, 'wb') as tcf:
                self.temp_config.write(tcf)

    def read_temp_config(self, option):
        """Read from temporary_config file"""
        # If build_id is None use the latest one
        if self.build_id is None:
            ids = self.temp_config.sections()
            if ids:
                self.build_id = int(ids[-1])
            else:
                self.logger.error("No sections in temporary config file")
                sys.exit(1)
            self.logger.debug("Will use \"%s\" as build id" %
                              _green(self.build_id))
        # Read specified option
        return self.temp_config.get(str(self.build_id), option)

    def setup_fabric(self):
        """Setup fabric environment"""
        self.logger.info("Setup fabric parameters..")
        fabric.env.user = self.read_temp_config('server_user')
        fabric.env.host_string = self.read_temp_config('server_ip')
        fabric.env.port = int(self.read_temp_config('server_port'))
        fabric.env.password = self.read_temp_config('server_passwd')
        fabric.env.connection_attempts = 10
        fabric.env.shell = "/bin/bash -c"
        fabric.env.disable_known_hosts = True
        fabric.env.output_prefix = None

    def _check_hash_sum(self, localfile, remotefile):
        """Check hash sums of two files"""
        self.logger.debug("Check hash sum for local file %s" % localfile)
        hash1 = os.popen("sha256sum %s" % localfile).read().split(' ')[0]
        self.logger.debug("Local file has sha256 hash %s" % hash1)
        self.logger.debug("Check hash sum for remote file %s" % remotefile)
        hash2 = _run("sha256sum %s" % remotefile, False)
        hash2 = hash2.split(' ')[0]
        self.logger.debug("Remote file has sha256 hash %s" % hash2)
        if hash1 != hash2:
            self.logger.error("Hashes differ.. aborting")
            sys.exit(1)

    @_check_fabric
    def clone_repo(self, local_repo=False):
        """Clone Synnefo repo from slave server"""
        self.logger.info("Configure repositories on remote server..")
        self.logger.debug("Install/Setup git")
        cmd = """
        apt-get install git --yes --force-yes
        git config --global user.name {0}
        git config --global user.email {1}
        """.format(self.config.get('Global', 'git_config_name'),
                   self.config.get('Global', 'git_config_mail'))
        _run(cmd, False)

        # Clone synnefo_repo
        synnefo_branch = self.clone_synnefo_repo(local_repo=local_repo)
        # Clone pithos-web-client
        self.clone_pithos_webclient_repo(synnefo_branch)

    @_check_fabric
    def clone_synnefo_repo(self, local_repo=False):
        """Clone Synnefo repo to remote server"""
        # Find synnefo_repo and synnefo_branch to use
        synnefo_repo = self.config.get('Global', 'synnefo_repo')
        synnefo_branch = self.config.get("Global", "synnefo_branch")
        if synnefo_branch == "":
            synnefo_branch = \
                subprocess.Popen(
                    ["git", "rev-parse", "--abbrev-ref", "HEAD"],
                    stdout=subprocess.PIPE).communicate()[0].strip()
            if synnefo_branch == "HEAD":
                synnefo_branch = \
                    subprocess.Popen(
                        ["git", "rev-parse", "--short", "HEAD"],
                        stdout=subprocess.PIPE).communicate()[0].strip()
        self.logger.debug("Will use branch \"%s\"" % _green(synnefo_branch))

        if local_repo or synnefo_repo == "":
            # Use local_repo
            self.logger.debug("Push local repo to server")
            # Firstly create the remote repo
            _run("git init synnefo", False)
            # Then push our local repo over ssh
            # We have to pass some arguments to ssh command
            # namely to disable host checking.
            (temp_ssh_file_handle, temp_ssh_file) = tempfile.mkstemp()
            os.close(temp_ssh_file_handle)
            # XXX: git push doesn't read the password
            cmd = """
            echo 'exec ssh -o "StrictHostKeyChecking no" \
                           -o "UserKnownHostsFile /dev/null" \
                           -q "$@"' > {4}
            chmod u+x {4}
            export GIT_SSH="{4}"
            echo "{0}" | git push --quiet --mirror ssh://{1}@{2}:{3}/~/synnefo
            rm -f {4}
            """.format(fabric.env.password, fabric.env.user,
                       fabric.env.host_string, fabric.env.port, temp_ssh_file)
            os.system(cmd)
        else:
            # Clone Synnefo from remote repo
            self.logger.debug("Clone synnefo from %s" % synnefo_repo)
            self._git_clone(synnefo_repo)

        # Checkout the desired synnefo_branch
        self.logger.debug("Checkout \"%s\" branch/commit" % synnefo_branch)
        cmd = """
        cd synnefo
        for branch in `git branch -a | grep remotes | grep -v HEAD`; do
            git branch --track ${branch##*/} $branch
        done
        git checkout %s
        """ % (synnefo_branch)
        _run(cmd, False)

        return synnefo_branch

    @_check_fabric
    def clone_pithos_webclient_repo(self, synnefo_branch):
        """Clone Pithos WebClient repo to remote server"""
        # Find pithos_webclient_repo and pithos_webclient_branch to use
        pithos_webclient_repo = \
            self.config.get('Global', 'pithos_webclient_repo')
        pithos_webclient_branch = \
            self.config.get('Global', 'pithos_webclient_branch')

        # Clone pithos-webclient from remote repo
        self.logger.debug("Clone pithos-webclient from %s" %
                          pithos_webclient_repo)
        self._git_clone(pithos_webclient_repo)

        # Track all pithos-webclient branches
        cmd = """
        cd pithos-web-client
        for branch in `git branch -a | grep remotes | grep -v HEAD`; do
            git branch --track ${branch##*/} $branch > /dev/null 2>&1
        done
        git --no-pager branch --no-color
        """
        webclient_branches = _run(cmd, False)
        webclient_branches = webclient_branches.split()

        # If we have pithos_webclient_branch in config file use this one
        # else try to use the same branch as synnefo_branch
        # else use an appropriate one.
        if pithos_webclient_branch == "":
            if synnefo_branch in webclient_branches:
                pithos_webclient_branch = synnefo_branch
            else:
                # If synnefo_branch starts with one of
                # 'master', 'hotfix'; use the master branch
                if synnefo_branch.startswith('master') or \
                        synnefo_branch.startswith('hotfix'):
                    pithos_webclient_branch = "master"
                # If synnefo_branch starts with one of
                # 'develop', 'feature'; use the develop branch
                elif synnefo_branch.startswith('develop') or \
                        synnefo_branch.startswith('feature'):
                    pithos_webclient_branch = "develop"
                else:
                    self.logger.warning(
                        "Cannot determine which pithos-web-client branch to "
                        "use based on \"%s\" synnefo branch. "
                        "Will use develop." % synnefo_branch)
                    pithos_webclient_branch = "develop"
        # Checkout branch
        self.logger.debug("Checkout \"%s\" branch" %
                          _green(pithos_webclient_branch))
        cmd = """
        cd pithos-web-client
        git checkout {0}
        """.format(pithos_webclient_branch)
        _run(cmd, False)

    def _git_clone(self, repo):
        """Clone repo to remote server

        Currently clonning from code.grnet.gr can fail unexpectedly.
        So retry!!

        """
        cloned = False
        for i in range(1, 11):
            try:
                _run("git clone %s" % repo, False)
                cloned = True
                break
            except BaseException:
                self.logger.warning("Clonning failed.. retrying %s/10" % i)
        if not cloned:
            self.logger.error("Can not clone repo.")
            sys.exit(1)

    @_check_fabric
    def build_packages(self):
        """Build packages needed by Synnefo software"""
        self.logger.info("Install development packages")
        cmd = """
        apt-get update
        apt-get install zlib1g-dev dpkg-dev debhelper git-buildpackage \
                python-dev python-all python-pip ant --yes --force-yes
        pip install -U devflow
        """
        _run(cmd, False)

        # Patch pydist bug
        if self.config.get('Global', 'patch_pydist') == "True":
            self.logger.debug("Patch pydist.py module")
            cmd = r"""
            sed -r -i 's/(\(\?P<name>\[A-Za-z\]\[A-Za-z0-9_\.)/\1\\\-/' \
                /usr/share/python/debpython/pydist.py
            """
            _run(cmd, False)

        # Build synnefo packages
        self.build_synnefo()
        # Build pithos-web-client packages
        self.build_pithos_webclient()

    @_check_fabric
    def build_synnefo(self):
        """Build Synnefo packages"""
        self.logger.info("Build Synnefo packages..")

        cmd = """
        devflow-autopkg snapshot -b ~/synnefo_build-area --no-sign
        """
        with fabric.cd("synnefo"):
            _run(cmd, True)

        # Install snf-deploy package
        self.logger.debug("Install snf-deploy package")
        cmd = """
        dpkg -i snf-deploy*.deb
        apt-get -f install --yes --force-yes
        """
        with fabric.cd("synnefo_build-area"):
            with fabric.settings(warn_only=True):
                _run(cmd, True)

        # Setup synnefo packages for snf-deploy
        self.logger.debug("Copy synnefo debs to snf-deploy packages dir")
        cmd = """
        cp ~/synnefo_build-area/*.deb /var/lib/snf-deploy/packages/
        """
        _run(cmd, False)

    @_check_fabric
    def build_pithos_webclient(self):
        """Build pithos-web-client packages"""
        self.logger.info("Build pithos-web-client packages..")

        cmd = """
        devflow-autopkg snapshot -b ~/webclient_build-area --no-sign
        """
        with fabric.cd("pithos-web-client"):
            _run(cmd, True)

        # Setup pithos-web-client packages for snf-deploy
        self.logger.debug("Copy webclient debs to snf-deploy packages dir")
        cmd = """
        cp ~/webclient_build-area/*.deb /var/lib/snf-deploy/packages/
        """
        _run(cmd, False)

    @_check_fabric
    def build_documentation(self):
        """Build Synnefo documentation"""
        self.logger.info("Build Synnefo documentation..")
        _run("pip install -U Sphinx", False)
        with fabric.cd("synnefo"):
            _run(
                "devflow-update-version; "
                "./ci/make_docs.sh synnefo_documentation", False)

    def fetch_documentation(self, dest=None):
        """Fetch Synnefo documentation"""
        self.logger.info("Fetch Synnefo documentation..")
        if dest is None:
            dest = "synnefo_documentation"
        dest = os.path.abspath(dest)
        if not os.path.exists(dest):
            os.makedirs(dest)
        self.fetch_compressed("synnefo/synnefo_documentation", dest)
        self.logger.info("Downloaded documentation to %s" % _green(dest))

    @_check_fabric
    def deploy_synnefo(self, schema=None):
        """Deploy Synnefo using snf-deploy"""
        self.logger.info("Deploy Synnefo..")
        if schema is None:
            schema = self.config.get('Global', 'schema')
        self.logger.debug("Will use \"%s\" schema" % _green(schema))

        schema_dir = os.path.join(self.ci_dir, "schemas/%s" % schema)
        if not (os.path.exists(schema_dir) and os.path.isdir(schema_dir)):
            raise ValueError("Unknown schema: %s" % schema)

        self.logger.debug("Upload schema files to server")
        _put(os.path.join(schema_dir, "*"), "/etc/snf-deploy/")

        self.logger.debug("Change password in nodes.conf file")
        cmd = """
        sed -i 's/^password =.*/password = {0}/' /etc/snf-deploy/nodes.conf
        """.format(fabric.env.password)
        _run(cmd, False)

        self.logger.debug("Run snf-deploy")
        cmd = """
        snf-deploy keygen --force
        snf-deploy --disable-colors --autoconf all
        """
        _run(cmd, True)

    @_check_fabric
    def unit_test(self):
        """Run Synnefo unit test suite"""
        self.logger.info("Run Synnefo unit test suite")
        component = self.config.get('Unit Tests', 'component')

        self.logger.debug("Install needed packages")
        cmd = """
        pip install -U mock
        pip install -U factory_boy
        pip install -U nose
        """
        _run(cmd, False)

        self.logger.debug("Upload tests.sh file")
        unit_tests_file = os.path.join(self.ci_dir, "tests.sh")
        _put(unit_tests_file, ".")

        self.logger.debug("Run unit tests")
        cmd = """
        bash tests.sh {0}
        """.format(component)
        _run(cmd, True)

    @_check_fabric
    def run_burnin(self):
        """Run burnin functional test suite"""
        self.logger.info("Run Burnin functional test suite")
        cmd = """
        auth_url=$(grep -e '^url =' .kamakirc | cut -d' ' -f3)
        token=$(grep -e '^token =' .kamakirc | cut -d' ' -f3)
        images_user=$(kamaki image list -l | grep owner | \
                      cut -d':' -f2 | tr -d ' ')
        snf-burnin --auth-url=$auth_url --token=$token {0}
        BurninExitStatus=$?
        exit $BurninExitStatus
        """.format(self.config.get('Burnin', 'cmd_options'))
        _run(cmd, True)

    @_check_fabric
    def fetch_compressed(self, src, dest=None):
        """Create a tarball and fetch it locally"""
        self.logger.debug("Creating tarball of %s" % src)
        basename = os.path.basename(src)
        tar_file = basename + ".tgz"
        cmd = "tar czf %s %s" % (tar_file, src)
        _run(cmd, False)
        if not os.path.exists(dest):
            os.makedirs(dest)

        tmp_dir = tempfile.mkdtemp()
        fabric.get(tar_file, tmp_dir)

        dest_file = os.path.join(tmp_dir, tar_file)
        self._check_hash_sum(dest_file, tar_file)
        self.logger.debug("Untar packages file %s" % dest_file)
        cmd = """
        cd %s
        tar xzf %s
        cp -r %s/* %s
        rm -r %s
        """ % (tmp_dir, tar_file, src, dest, tmp_dir)
        os.system(cmd)
        self.logger.info("Downloaded %s to %s" % (src, _green(dest)))

    @_check_fabric
    def fetch_packages(self, dest=None):
        """Fetch Synnefo packages"""
        if dest is None:
            dest = self.config.get('Global', 'pkgs_dir')
        dest = os.path.abspath(os.path.expanduser(dest))
        if not os.path.exists(dest):
            os.makedirs(dest)
        self.fetch_compressed("synnefo_build-area", dest)
        self.fetch_compressed("webclient_build-area", dest)
        self.logger.info("Downloaded debian packages to %s" % _green(dest))

    def x2go_plugin(self, dest=None):
        """Produce an html page which will use the x2goplugin

        Arguments:
          dest  -- The file where to save the page (String)

        """
        output_str = """
        <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
        <html>
        <head>
        <title>X2Go SynnefoCI Service</title>
        </head>
        <body onload="checkPlugin()">
        <div id="x2goplugin">
            <object
                src="location"
                type="application/x2go"
                name="x2goplugin"
                palette="background"
                height="100%"
                hspace="0"
                vspace="0"
                width="100%"
                x2goconfig="
                    session=X2Go-SynnefoCI-Session
                    server={0}
                    user={1}
                    sshport={2}
                    published=true
                    autologin=true
                ">
            </object>
        </div>
        </body>
        </html>
        """.format(self.read_temp_config('server_ip'),
                   self.read_temp_config('server_user'),
                   self.read_temp_config('server_port'))
        if dest is None:
            dest = self.config.get('Global', 'x2go_plugin_file')

        self.logger.info("Writting x2go plugin html file to %s" % dest)
        fid = open(dest, 'w')
        fid.write(output_str)
        fid.close()
示例#22
0
文件: utils.py 项目: konsP/synnefo
class SynnefoCI(object):
    """SynnefoCI python class"""

    def __init__(self, config_file=None, build_id=None, cloud=None):
        """ Initialize SynnefoCI python class

        Setup logger, local_dir, config and kamaki
        """
        # Setup logger
        self.logger = logging.getLogger("synnefo-ci")
        self.logger.setLevel(logging.DEBUG)

        handler1 = logging.StreamHandler(sys.stdout)
        handler1.setLevel(logging.DEBUG)
        handler1.addFilter(_InfoFilter())
        handler1.setFormatter(_MyFormatter())
        handler2 = logging.StreamHandler(sys.stderr)
        handler2.setLevel(logging.WARNING)
        handler2.setFormatter(_MyFormatter())

        self.logger.addHandler(handler1)
        self.logger.addHandler(handler2)

        # Get our local dir
        self.ci_dir = os.path.dirname(os.path.abspath(__file__))
        self.repo_dir = os.path.dirname(self.ci_dir)

        # Read config file
        if config_file is None:
            config_file = os.path.join(self.ci_dir, DEFAULT_CONFIG_FILE)
        config_file = os.path.abspath(config_file)
        self.config = ConfigParser()
        self.config.optionxform = str
        self.config.read(config_file)

        # Read temporary_config file
        self.temp_config_file = os.path.expanduser(self.config.get("Global", "temporary_config"))
        self.temp_config = ConfigParser()
        self.temp_config.optionxform = str
        self.temp_config.read(self.temp_config_file)
        self.build_id = build_id
        if build_id is not None:
            self.logger.info('Will use "%s" as build id' % _green(self.build_id))

        # Set kamaki cloud
        if cloud is not None:
            self.kamaki_cloud = cloud
        elif self.config.has_option("Deployment", "kamaki_cloud"):
            self.kamaki_cloud = self.config.get("Deployment", "kamaki_cloud")
            if self.kamaki_cloud == "":
                self.kamaki_cloud = None
        else:
            self.kamaki_cloud = None

        # Initialize variables
        self.fabric_installed = False
        self.kamaki_installed = False
        self.cyclades_client = None
        self.network_client = None
        self.compute_client = None
        self.image_client = None
        self.astakos_client = None

    def setup_kamaki(self):
        """Initialize kamaki

        Setup cyclades_client, image_client and compute_client
        """

        # Patch kamaki for SSL verification
        _kamaki_ssl(ignore_ssl=IGNORE_SSL)

        config = kamaki_config.Config()
        if self.kamaki_cloud is None:
            try:
                self.kamaki_cloud = config.get("global", "default_cloud")
            except AttributeError:
                # Compatibility with kamaki version <=0.10
                self.kamaki_cloud = config.get("global", "default_cloud")

        self.logger.info("Setup kamaki client, using cloud '%s'.." % self.kamaki_cloud)
        auth_url = config.get_cloud(self.kamaki_cloud, "url")
        self.logger.debug("Authentication URL is %s" % _green(auth_url))
        token = config.get_cloud(self.kamaki_cloud, "token")
        # self.logger.debug("Token is %s" % _green(token))

        self.astakos_client = AstakosClient(auth_url, token)
        endpoints = self.astakos_client.authenticate()

        cyclades_url = get_endpoint_url(endpoints, "compute")
        self.logger.debug("Cyclades API url is %s" % _green(cyclades_url))
        self.cyclades_client = CycladesClient(cyclades_url, token)
        self.cyclades_client.CONNECTION_RETRY_LIMIT = 2

        network_url = get_endpoint_url(endpoints, "network")
        self.logger.debug("Network API url is %s" % _green(network_url))
        self.network_client = CycladesNetworkClient(network_url, token)
        self.network_client.CONNECTION_RETRY_LIMIT = 2

        image_url = get_endpoint_url(endpoints, "image")
        self.logger.debug("Images API url is %s" % _green(image_url))
        self.image_client = ImageClient(cyclades_url, token)
        self.image_client.CONNECTION_RETRY_LIMIT = 2

        compute_url = get_endpoint_url(endpoints, "compute")
        self.logger.debug("Compute API url is %s" % _green(compute_url))
        self.compute_client = ComputeClient(compute_url, token)
        self.compute_client.CONNECTION_RETRY_LIMIT = 2

    __quota_cache = None

    def _get_available_project(self, skip_config=False, **resources):
        self.project_uuid = None
        if self.config.has_option("Deployment", "project"):
            self.project_uuid = self.config.get("Deployment", "project").strip() or None

        # user requested explicit project
        if self.project_uuid and not skip_config:
            return self.project_uuid

        def _filter_projects(_project):
            uuid, project_quota = _project
            can_fit = False
            for resource, required in resources.iteritems():
                # transform dots in order to permit direct keyword
                # arguments to be used.
                # (cyclades__disk=1) -> 'cyclades.disk': 1
                resource = resource.replace("__", ".")
                project_resource = project_quota.get(resource)
                if not project_resource:
                    raise Exception("Requested resource does not exist %s" % resource)

                plimit, ppending, pusage, musage, mlimit, mpending = project_resource.values()

                pavailable = plimit - ppending - pusage
                mavailable = mlimit - mpending - musage

                can_fit = (pavailable - required) >= 0 and (mavailable - required) >= 0
                if not can_fit:
                    return None
            return uuid

        self.__quota_cache = quota = self.__quota_cache or self.astakos_client.get_quotas()
        projects = filter(bool, map(_filter_projects, quota.iteritems()))
        if not len(projects):
            raise Exception("No project available for %r" % resources)
        return projects[0]

    def _wait_transition(self, server_id, current_status, new_status):
        """Wait for server to go from current_status to new_status"""
        self.logger.debug("Waiting for server to become %s" % new_status)
        timeout = self.config.getint("Global", "build_timeout")
        sleep_time = 5
        while True:
            server = self.cyclades_client.get_server_details(server_id)
            if server["status"] == new_status:
                return server
            elif timeout < 0:
                self.logger.error("Waiting for server to become %s timed out" % new_status)
                self.destroy_server(False)
                sys.exit(1)
            elif server["status"] == current_status:
                # Sleep for #n secs and continue
                timeout = timeout - sleep_time
                time.sleep(sleep_time)
            else:
                self.logger.error("Server failed with status %s" % server["status"])
                self.destroy_server(False)
                sys.exit(1)

    @_check_kamaki
    def destroy_server(self, wait=True):
        """Destroy slave server"""
        server_id = int(self.read_temp_config("server_id"))
        fips = [f for f in self.network_client.list_floatingips() if str(f["instance_id"]) == str(server_id)]
        self.logger.info("Destoying server with id %s " % server_id)
        self.cyclades_client.delete_server(server_id)
        if wait:
            self._wait_transition(server_id, "ACTIVE", "DELETED")
        for fip in fips:
            self.logger.info("Destroying floating ip %s", fip["floating_ip_address"])
            self.network_client.delete_floatingip(fip["id"])

    # pylint: disable= no-self-use
    @_check_fabric
    def shell_connect(self):
        """Open shell to remote server"""
        fabric.open_shell("export TERM=xterm")

    def _create_floating_ip(self):
        """Create a new floating ip"""
        project_id = self._get_available_project(cyclades__floating_ip=1)
        networks = self.network_client.list_networks(detail=True)
        pub_nets = [n for n in networks if n["SNF:floating_ip_pool"] and n["public"]]
        for pub_net in pub_nets:
            # Try until we find a public network that is not full
            try:
                fip = self.network_client.create_floatingip(pub_net["id"], project_id=project_id)
            except ClientError as err:
                self.logger.warning("%s", str(err.message).strip())
                continue
            self.logger.debug("Floating IP %s with id %s created", fip["floating_ip_address"], fip["id"])
            return fip
        self.logger.error("No more IP addresses available")
        sys.exit(1)

    def _create_port(self, floating_ip):
        """Create a new port for our floating IP"""
        net_id = floating_ip["floating_network_id"]
        self.logger.debug("Creating a new port to network with id %s", net_id)
        fixed_ips = [{"ip_address": floating_ip["floating_ip_address"]}]
        port = self.network_client.create_port(net_id, device_id=None, fixed_ips=fixed_ips)
        return port

    @_check_kamaki
    # Too many local variables. pylint: disable-msg=R0914
    def create_server(self, image=None, flavor=None, ssh_keys=None, server_name=None):
        """Create slave server"""
        self.logger.info("Create a new server..")

        # Find a build_id to use
        self._create_new_build_id()

        # Find an image to use
        image_id = self._find_image(image)
        # Find a flavor to use
        flavor_id = self._find_flavor(flavor)

        # get available project
        flavor = self.cyclades_client.get_flavor_details(flavor_id)
        quota = {
            "cyclades.disk": flavor["disk"] * 1024 ** 3,
            "cyclades.ram": flavor["ram"] * 1024 ** 2,
            "cyclades.cpu": flavor["vcpus"],
            "cyclades.vm": 1,
        }
        project_id = self._get_available_project(**quota)

        # Create Server
        networks = []
        if self.config.get("Deployment", "allocate_floating_ip") == "True":
            fip = self._create_floating_ip()
            port = self._create_port(fip)
            networks.append({"port": port["id"]})
        private_networks = self.config.get("Deployment", "private_networks")
        if private_networks:
            private_networks = [p.strip() for p in private_networks.split(",")]
            networks.extend([{"uuid": uuid} for uuid in private_networks])
        if server_name is None:
            server_name = self.config.get("Deployment", "server_name")
            server_name = "%s(BID: %s)" % (server_name, self.build_id)
        server = self.cyclades_client.create_server(
            server_name, flavor_id, image_id, networks=networks, project_id=project_id
        )
        server_id = server["id"]
        self.write_temp_config("server_id", server_id)
        self.logger.debug("Server got id %s" % _green(server_id))

        # An image may have more than one user. Choose the first one.
        server_user = server["metadata"]["users"].split(" ")[0]

        self.write_temp_config("server_user", server_user)
        self.logger.debug("Server's admin user is %s" % _green(server_user))
        server_passwd = server["adminPass"]
        self.write_temp_config("server_passwd", server_passwd)

        server = self._wait_transition(server_id, "BUILD", "ACTIVE")
        self._get_server_ip_and_port(server, private_networks)
        self._copy_ssh_keys(ssh_keys)

        # Setup Firewall
        self.setup_fabric()
        self.logger.info("Setup firewall")
        accept_ssh_from = self.config.get("Global", "accept_ssh_from")
        if accept_ssh_from != "":
            self.logger.debug("Block ssh except from %s" % accept_ssh_from)
            cmd = """
            local_ip=$(/sbin/ifconfig eth0 | grep 'inet addr:' | \
                cut -d':' -f2 | cut -d' ' -f1)
            iptables -A INPUT -s localhost -j ACCEPT
            iptables -A INPUT -s $local_ip -j ACCEPT
            iptables -A INPUT -s {0} -p tcp --dport 22 -j ACCEPT
            iptables -A INPUT -p tcp --dport 22 -j DROP
            """.format(
                accept_ssh_from
            )
            _run(cmd, False)

        # Setup apt, download packages
        self.logger.debug("Setup apt")
        cmd = """
        echo 'APT::Install-Suggests "false";' >> /etc/apt/apt.conf
        echo 'Package: python-gevent' >> /etc/apt/preferences.d/00-gevent
        echo 'Pin: release o=Debian' >> /etc/apt/preferences.d/00-gevent
        echo 'Pin-Priority: 990' >> /etc/apt/preferences.d/00-gevent
        echo 'precedence ::ffff:0:0/96  100' >> /etc/gai.conf
        apt-get update
        apt-get install -q=2 curl --yes --force-yes
        echo -e "{0}" >> /etc/apt/sources.list.d/synnefo.wheezy.list
        # Synnefo repo's key
        curl https://dev.grnet.gr/files/apt-grnetdev.pub | apt-key add -
        """.format(
            self.config.get("Global", "apt_repo")
        )
        _run(cmd, False)

        cmd = """
        # X2GO Key
        apt-key adv --recv-keys --keyserver keys.gnupg.net E1F958385BFE2B6E
        apt-get install x2go-keyring --yes --force-yes
        apt-get update
        apt-get install x2goserver x2goserver-xsession \
                iceweasel --yes --force-yes

        # xterm published application
        echo '[Desktop Entry]' > /usr/share/applications/xterm.desktop
        echo 'Name=XTerm' >> /usr/share/applications/xterm.desktop
        echo 'Comment=standard terminal emulator for the X window system' >> \
            /usr/share/applications/xterm.desktop
        echo 'Exec=xterm' >> /usr/share/applications/xterm.desktop
        echo 'Terminal=false' >> /usr/share/applications/xterm.desktop
        echo 'Type=Application' >> /usr/share/applications/xterm.desktop
        echo 'Encoding=UTF-8' >> /usr/share/applications/xterm.desktop
        echo 'Icon=xterm-color_48x48' >> /usr/share/applications/xterm.desktop
        echo 'Categories=System;TerminalEmulator;' >> \
                /usr/share/applications/xterm.desktop
        """
        if self.config.get("Global", "setup_x2go") == "True":
            self.logger.debug("Install x2goserver and firefox")
            _run(cmd, False)

    def _find_flavor(self, flavor=None):
        """Find a suitable flavor to use

        Search by name (reg expression) or by id
        """

        def _is_true(value):
            """Boolean or string value that represents a bool"""
            if isinstance(value, bool):
                return value
            elif isinstance(value, str):
                return value in ["True", "true"]
            else:
                self.logger.error("Unrecognized boolean value %s" % value)
                return False

        # Get a list of flavors from config file
        flavors = self.config.get("Deployment", "flavors").split(",")
        if flavor is not None:
            # If we have a flavor_name to use, add it to our list
            flavors.insert(0, flavor)

        list_flavors = self.compute_client.list_flavors(detail=True)
        for flv in flavors:
            flv_type, flv_value = parse_typed_option(option="flavor", value=flv)
            if flv_type == "name":
                # Filter flavors by name
                self.logger.debug('Trying to find a flavor with name "%s"' % flv_value)
                list_flvs = [f for f in list_flavors if re.search(flv_value, f["name"], flags=re.I) is not None]
            elif flv_type == "id":
                # Filter flavors by id
                self.logger.debug('Trying to find a flavor with id "%s"' % flv_value)
                list_flvs = [f for f in list_flavors if str(f["id"]) == flv_value]
            else:
                self.logger.error("Unrecognized flavor type %s" % flv_type)

            # Check if we found one
            list_flvs = [f for f in list_flvs if _is_true(f["SNF:allow_create"])]
            if list_flvs:
                self.logger.debug(
                    'Will use "%s" with id "%s"' % (_green(list_flvs[0]["name"]), _green(list_flvs[0]["id"]))
                )
                return list_flvs[0]["id"]

        self.logger.error("No matching flavor found.. aborting")
        sys.exit(1)

    def _find_image(self, image=None):
        """Find a suitable image to use

        In case of search by name, the image has to belong to one
        of the `DEFAULT_SYSTEM_IMAGES_UUID' users.
        In case of search by id it only has to exist.
        """
        # Get a list of images from config file
        images = self.config.get("Deployment", "images").split(",")
        if image is not None:
            # If we have an image from command line, add it to our list
            images.insert(0, image)

        auth = self.astakos_client.authenticate()
        user_uuid = auth["access"]["token"]["tenant"]["id"]
        list_images = self.image_client.list_public(detail=True)["images"]
        for img in images:
            img_type, img_value = parse_typed_option(option="image", value=img)
            if img_type == "name":
                # Filter images by name
                self.logger.debug('Trying to find an image with name "%s"' % img_value)
                accepted_uuids = DEFAULT_SYSTEM_IMAGES_UUID + [user_uuid]
                list_imgs = [
                    i
                    for i in list_images
                    if i["user_id"] in accepted_uuids and re.search(img_value, i["name"], flags=re.I) is not None
                ]
            elif img_type == "id":
                # Filter images by id
                self.logger.debug('Trying to find an image with id "%s"' % img_value)
                list_imgs = [i for i in list_images if i["id"].lower() == img_value.lower()]
            else:
                self.logger.error("Unrecognized image type %s" % img_type)
                sys.exit(1)

            # Check if we found one
            if list_imgs:
                self.logger.debug(
                    'Will use "%s" with id "%s"' % (_green(list_imgs[0]["name"]), _green(list_imgs[0]["id"]))
                )
                return list_imgs[0]["id"]

        # We didn't found one
        self.logger.error("No matching image found.. aborting")
        sys.exit(1)

    def _get_server_ip_and_port(self, server, private_networks):
        """Compute server's IPv4 and ssh port number"""
        self.logger.info("Get server connection details..")
        if private_networks:
            # Choose the networks that belong to private_networks
            networks = [n for n in server["attachments"] if n["network_id"] in private_networks]
        else:
            # Choose the networks that are public
            networks = [
                n for n in server["attachments"] if self.network_client.get_network_details(n["network_id"])["public"]
            ]
        # Choose the networks with IPv4
        networks = [n for n in networks if n["ipv4"]]
        # Use the first network as IPv4
        server_ip = networks[0]["ipv4"]

        # Check if config has ssh_port option and if so, use that port.
        server_port = self.config.get("Deployment", "ssh_port")
        if not server_port:
            # No ssh port given. Get it from API (SNF:port_forwarding)
            if "22" in server["SNF:port_forwarding"]:
                server_ip = server["SNF:port_forwarding"]["22"]["host"]
                server_port = int(server["SNF:port_forwarding"]["22"]["port"])
            else:
                server_port = 22

        self.write_temp_config("server_ip", server_ip)
        self.logger.debug("Server's IPv4 is %s" % _green(server_ip))
        self.write_temp_config("server_port", server_port)
        self.logger.debug("Server's ssh port is %s" % _green(server_port))
        ssh_command = "ssh -p %s %s@%s" % (server_port, server["metadata"]["users"], server_ip)
        self.logger.debug('Access server using "%s"' % (_green(ssh_command)))

    @_check_fabric
    def _copy_ssh_keys(self, ssh_keys):
        """Upload/Install ssh keys to server"""
        self.logger.debug("Check for authentication keys to use")
        if ssh_keys is None:
            ssh_keys = self.config.get("Deployment", "ssh_keys")

        if ssh_keys != "":
            ssh_keys = os.path.expanduser(ssh_keys)
            self.logger.debug('Will use "%s" authentication keys file' % _green(ssh_keys))
            keyfile = "/tmp/%s.pub" % fabric.env.user
            _run("mkdir -p ~/.ssh && chmod 700 ~/.ssh", False)
            if ssh_keys.startswith("http://") or ssh_keys.startswith("https://") or ssh_keys.startswith("ftp://"):
                cmd = """
                apt-get update
                apt-get install wget --yes --force-yes
                wget {0} -O {1} --no-check-certificate
                """.format(
                    ssh_keys, keyfile
                )
                _run(cmd, False)
            elif os.path.exists(ssh_keys):
                _put(ssh_keys, keyfile)
            else:
                self.logger.debug("No ssh keys found")
                return
            _run("cat %s >> ~/.ssh/authorized_keys" % keyfile, False)
            _run("rm %s" % keyfile, False)
            self.logger.debug("Uploaded ssh authorized keys")
        else:
            self.logger.debug("No ssh keys found")

    def _create_new_build_id(self):
        """Find a uniq build_id to use"""
        with filelocker.lock("%s.lock" % self.temp_config_file, filelocker.LOCK_EX):
            # Read temp_config again to get any new entries
            self.temp_config.read(self.temp_config_file)

            # Find a uniq build_id to use
            if self.build_id is None:
                ids = self.temp_config.sections()
                if ids:
                    max_id = int(max(self.temp_config.sections(), key=int))
                    self.build_id = max_id + 1
                else:
                    self.build_id = 1
            self.logger.debug('Will use "%s" as build id' % _green(self.build_id))

            # Create a new section
            try:
                self.temp_config.add_section(str(self.build_id))
            except DuplicateSectionError:
                msg = ('Build id "%s" already in use. ' + 'Please use a uniq one or cleanup "%s" file.\n') % (
                    self.build_id,
                    self.temp_config_file,
                )
                self.logger.error(msg)
                sys.exit(1)
            creation_time = time.strftime("%a, %d %b %Y %X", time.localtime())
            self.temp_config.set(str(self.build_id), "created", str(creation_time))

            # Write changes back to temp config file
            with open(self.temp_config_file, "wb") as tcf:
                self.temp_config.write(tcf)

    def write_temp_config(self, option, value):
        """Write changes back to config file"""
        # Acquire the lock to write to temp_config_file
        with filelocker.lock("%s.lock" % self.temp_config_file, filelocker.LOCK_EX):

            # Read temp_config again to get any new entries
            self.temp_config.read(self.temp_config_file)

            self.temp_config.set(str(self.build_id), option, str(value))
            curr_time = time.strftime("%a, %d %b %Y %X", time.localtime())
            self.temp_config.set(str(self.build_id), "modified", curr_time)

            # Write changes back to temp config file
            with open(self.temp_config_file, "wb") as tcf:
                self.temp_config.write(tcf)

    def read_temp_config(self, option):
        """Read from temporary_config file"""
        # If build_id is None use the latest one
        if self.build_id is None:
            ids = self.temp_config.sections()
            if ids:
                self.build_id = int(ids[-1])
            else:
                self.logger.error("No sections in temporary config file")
                sys.exit(1)
            self.logger.debug('Will use "%s" as build id' % _green(self.build_id))
        # Read specified option
        return self.temp_config.get(str(self.build_id), option)

    def setup_fabric(self):
        """Setup fabric environment"""
        self.logger.info("Setup fabric parameters..")
        fabric.env.user = self.read_temp_config("server_user")
        fabric.env.host_string = self.read_temp_config("server_ip")
        fabric.env.port = int(self.read_temp_config("server_port"))
        fabric.env.password = self.read_temp_config("server_passwd")
        fabric.env.connection_attempts = 10
        fabric.env.shell = "/bin/bash -c"
        fabric.env.disable_known_hosts = True
        fabric.env.output_prefix = None

    def _check_hash_sum(self, localfile, remotefile):
        """Check hash sums of two files"""
        self.logger.debug("Check hash sum for local file %s" % localfile)
        hash1 = os.popen("sha256sum %s" % localfile).read().split(" ")[0]
        self.logger.debug("Local file has sha256 hash %s" % hash1)
        self.logger.debug("Check hash sum for remote file %s" % remotefile)
        hash2 = _run("sha256sum %s" % remotefile, False)
        hash2 = hash2.split(" ")[0]
        self.logger.debug("Remote file has sha256 hash %s" % hash2)
        if hash1 != hash2:
            self.logger.error("Hashes differ.. aborting")
            sys.exit(1)

    @_check_fabric
    def clone_repo(self, synnefo_repo=None, synnefo_branch=None, local_repo=False, pull_request=None):
        """Clone Synnefo repo from slave server"""
        self.logger.info("Configure repositories on remote server..")
        self.logger.debug("Install/Setup git")
        cmd = """
        apt-get install git --yes --force-yes
        git config --global user.name {0}
        git config --global user.email {1}
        """.format(
            self.config.get("Global", "git_config_name"), self.config.get("Global", "git_config_mail")
        )
        _run(cmd, False)

        # Clone synnefo_repo
        synnefo_branch = self.clone_synnefo_repo(
            synnefo_repo=synnefo_repo, synnefo_branch=synnefo_branch, local_repo=local_repo, pull_request=pull_request
        )
        # Clone pithos-web-client
        if self.config.get("Global", "build_pithos_webclient") == "True":
            # Clone pithos-web-client
            self.clone_pithos_webclient_repo(synnefo_branch)

    @_check_fabric
    def clone_synnefo_repo(self, synnefo_repo=None, synnefo_branch=None, local_repo=False, pull_request=None):
        """Clone Synnefo repo to remote server"""

        assert pull_request is None or (synnefo_branch is None and synnefo_repo is None)

        pull_repo = None
        if pull_request is not None:
            # Get a Github pull request and run the testsuite in
            # a sophisticated way.
            # Sophisticated means that it will not just check the remote branch
            # from which the pull request originated. Instead it will checkout
            # the branch for which the pull request is indented (e.g.
            # grnet:develop) and apply the pull request over it. This way it
            # checks the pull request against the branch this pull request
            # targets.
            m = re.search("github.com/([^/]+)/([^/]+)/pull/(\d+)", pull_request)
            if m is None:
                self.logger.error("Couldn't find a valid GitHub pull request" " URL")
                sys.exit(1)

            group = m.group(1)
            repo = m.group(2)
            pull_number = m.group(3)

            # Construct api url
            api_url = "/repos/%s/%s/pulls/%s" % (group, repo, pull_number)
            headers = {"User-Agent": "snf-ci"}
            # Get pull request info
            try:
                conn = httplib.HTTPSConnection("api.github.com")
                conn.request("GET", api_url, headers=headers)
                response = conn.getresponse()
                payload = json.load(response)
                synnefo_repo = payload["base"]["repo"]["html_url"]
                synnefo_branch = payload["base"]["ref"]
                pull_repo = (payload["head"]["repo"]["html_url"], payload["head"]["ref"])
            finally:
                conn.close()

        # Find synnefo_repo and synnefo_branch to use
        if synnefo_repo is None:
            synnefo_repo = self.config.get("Global", "synnefo_repo")
        if synnefo_branch is None:
            synnefo_branch = self.config.get("Global", "synnefo_branch")
        if synnefo_branch == "":
            synnefo_branch = (
                subprocess.Popen(["git", "rev-parse", "--abbrev-ref", "HEAD"], stdout=subprocess.PIPE)
                .communicate()[0]
                .strip()
            )
            if synnefo_branch == "HEAD":
                synnefo_branch = (
                    subprocess.Popen(["git", "rev-parse", "--short", "HEAD"], stdout=subprocess.PIPE)
                    .communicate()[0]
                    .strip()
                )
        self.logger.debug('Will use branch "%s"' % _green(synnefo_branch))

        if local_repo or synnefo_repo == "":
            # Use local_repo
            self.logger.debug("Push local repo to server")
            # Firstly create the remote repo
            _run("git init %s/synnefo" % work_dir, False)
            # Create a symlink to the userdir
            _run("ln -s %s/synnefo ~/synnefo" % work_dir, False)
            # Then push our local repo over ssh
            # We have to pass some arguments to ssh command
            # namely to disable host checking.
            (temp_ssh_file_handle, temp_ssh_file) = tempfile.mkstemp()
            os.close(temp_ssh_file_handle)
            # XXX: git push doesn't read the password
            cmd = """
            echo 'exec ssh -o "StrictHostKeyChecking no" \
                           -o "UserKnownHostsFile /dev/null" \
                           -q "$@"' > {5}
            chmod u+x {5}
            export GIT_SSH="{5}"
            echo "{0}" | git push -q --mirror ssh://{1}@{2}:{3}{4}/synnefo
            #echo "{0}" | git push -q --mirror ssh://{1}@{2}:{3}/~/synnefo
            rm -f {5}
            """.format(
                fabric.env.password, fabric.env.user, fabric.env.host_string, fabric.env.port, work_dir, temp_ssh_file
            )
            os.system(cmd)
        else:
            # Clone Synnefo from remote repo
            self.logger.debug("Clone synnefo from %s" % synnefo_repo)
            self._git_clone(synnefo_repo, directory="%s/synnefo" % work_dir)

        # Checkout the desired synnefo_branch
        self.logger.debug('Checkout "%s" branch/commit' % synnefo_branch)
        cmd = """
        cd %s/synnefo
        # Squelch the error message about pushing to master.
        # Keep default behaviour but hide the error message.
        git config receive.denyCurrentBranch refuse
        #cd synnefo
        for branch in `git branch -a | grep remotes | grep -v HEAD`; do
            git branch --track ${branch##*/} $branch
        done
        git checkout %s
        """ % (
            work_dir,
            synnefo_branch,
        )
        _run(cmd, False)

        # Apply a Github pull request
        if pull_repo is not None:
            self.logger.debug("Apply patches from pull request %s", pull_number)
            cmd = """
            cd %s/synnefo
            git pull --no-edit --no-rebase {0} {1}
            """.format(
                work_dir, pull_repo[0], pull_repo[1]
            )
            _run(cmd, False)

        return synnefo_branch

    @_check_fabric
    def clone_pithos_webclient_repo(self, synnefo_branch):
        """Clone Pithos WebClient repo to remote server"""
        # Find pithos_webclient_repo and pithos_webclient_branch to use
        pithos_webclient_repo = self.config.get("Global", "pithos_webclient_repo")
        pithos_webclient_branch = self.config.get("Global", "pithos_webclient_branch")

        # Clone pithos-webclient from remote repo
        self.logger.debug("Clone pithos-webclient from %s" % pithos_webclient_repo)
        self._git_clone(pithos_webclient_repo, directory="%s/pithos-web-client" % work_dir)

        # Track all pithos-webclient branches
        cmd = (
            """
        cd %s/pithos-web-client
        for branch in `git branch -a | grep remotes | grep -v HEAD`; do
            git branch --track ${branch##*/} $branch > /dev/null 2>&1
        done
        git --no-pager branch --no-color
        """
            % work_dir
        )
        webclient_branches = _run(cmd, False)
        webclient_branches = webclient_branches.split()

        # If we have pithos_webclient_branch in config file use this one
        # else try to use the same branch as synnefo_branch
        # else use an appropriate one.
        if pithos_webclient_branch == "":
            if synnefo_branch in webclient_branches:
                pithos_webclient_branch = synnefo_branch
            else:
                # If synnefo_branch starts with one of
                # 'master', 'hotfix'; use the master branch
                if synnefo_branch.startswith("master") or synnefo_branch.startswith("hotfix"):
                    pithos_webclient_branch = "master"
                # If synnefo_branch starts with one of
                # 'develop', 'feature'; use the develop branch
                elif synnefo_branch.startswith("develop") or synnefo_branch.startswith("feature"):
                    pithos_webclient_branch = "develop"
                else:
                    self.logger.warning(
                        "Cannot determine which pithos-web-client branch to "
                        'use based on "%s" synnefo branch. '
                        "Will use develop." % synnefo_branch
                    )
                    pithos_webclient_branch = "develop"
        # Checkout branch
        self.logger.debug('Checkout "%s" branch' % _green(pithos_webclient_branch))
        cmd = """
        cd {0}/pithos-web-client
        git checkout {1}
        """.format(
            work_dir, pithos_webclient_branch
        )
        _run(cmd, False)

    def _git_clone(self, repo, directory=""):
        """Clone repo to remote server

        Currently clonning from code.grnet.gr can fail unexpectedly.
        So retry!!

        """
        cloned = False
        for i in range(1, 11):
            try:
                _run("git clone %s %s" % (repo, directory), False)
                cloned = True
                break
            except BaseException:
                self.logger.warning("Clonning failed.. retrying %s/10" % i)
        if not cloned:
            self.logger.error("Can not clone repo.")
            sys.exit(1)

    @_check_fabric
    def build_packages(self):
        """Build packages needed by Synnefo software"""
        self.logger.info("Install development packages")
        cmd = """
        apt-get update
        apt-get install zlib1g-dev dpkg-dev debhelper git-buildpackage \
                python-dev python-all python-pip ant --yes --force-yes
        pip install -U devflow
        """
        _run(cmd, False)

        # Patch pydist bug
        if self.config.get("Global", "patch_pydist") == "True":
            self.logger.debug("Patch pydist.py module")
            cmd = r"""
            sed -r -i 's/(\(\?P<name>\[A-Za-z\]\[A-Za-z0-9_\.)/\1\\\-/' \
                /usr/share/python/debpython/pydist.py
            """
            _run(cmd, False)

        # Build synnefo packages
        self.build_synnefo()
        # Build pithos-web-client packages
        if self.config.get("Global", "build_pithos_webclient") == "True":
            self.build_pithos_webclient()

    @_check_fabric
    def build_synnefo(self):
        """Build Synnefo packages"""
        self.logger.info("Build Synnefo packages..")

        cmd = (
            """
        devflow-autopkg snapshot -b %s/synnefo_build-area --no-sign
        """
            % work_dir
        )
        with fabric.cd("%s/synnefo" % work_dir):
            _run(cmd, True)

        # Install snf-deploy package
        self.logger.debug("Install snf-deploy package")
        cmd = """
        dpkg -i snf-deploy*.deb
        apt-get -f install --yes --force-yes
        snf-deploy keygen
        """
        with fabric.cd("%s/synnefo_build-area" % work_dir):
            with fabric.settings(warn_only=True):
                _run(cmd, True)

        # Setup synnefo packages for snf-deploy
        self.logger.debug("Copy synnefo debs to snf-deploy packages dir")
        cmd = (
            """
        cp %s/synnefo_build-area/*.deb /var/lib/snf-deploy/packages/
        """
            % work_dir
        )
        _run(cmd, False)

    @_check_fabric
    def build_pithos_webclient(self):
        """Build pithos-web-client packages"""
        self.logger.info("Build pithos-web-client packages..")

        cmd = (
            """
        devflow-autopkg snapshot -b %s/webclient_build-area --no-sign
        """
            % work_dir
        )
        with fabric.cd("%s/pithos-web-client" % work_dir):
            _run(cmd, True)

        # Setup pithos-web-client packages for snf-deploy
        self.logger.debug("Copy webclient debs to snf-deploy packages dir")
        cmd = (
            """
        cp %s/webclient_build-area/*.deb /var/lib/snf-deploy/packages/
        """
            % work_dir
        )
        _run(cmd, False)

    @_check_fabric
    def build_documentation(self):
        """Build Synnefo documentation"""
        self.logger.info("Build Synnefo documentation..")
        _run("pip install -U Sphinx", False)
        with fabric.cd("%s/synnefo" % work_dir):
            _run("devflow-update-version; " "./ci/make_docs.sh synnefo_documentation", False)

    def fetch_documentation(self, dest=None):
        """Fetch Synnefo documentation"""
        self.logger.info("Fetch Synnefo documentation..")
        if dest is None:
            dest = "synnefo_documentation"
        dest = os.path.abspath(dest)
        if not os.path.exists(dest):
            os.makedirs(dest)
        self.fetch_compressed("%s/synnefo/synnefo_documentation" % work_dir, dest)
        self.logger.info("Downloaded documentation to %s" % _green(dest))

    @_check_fabric
    def deploy_synnefo(self, schema=None):
        """Deploy Synnefo using snf-deploy"""
        self.logger.info("Deploy Synnefo..")
        if schema is None:
            schema = self.config.get("Global", "schema")
        self.logger.debug('Will use "%s" schema' % _green(schema))

        self.logger.debug("Update schema files to server")
        cmd = """
        schema_dir="{0}/synnefo/ci/schemas/{1}"
        if [ -d "$schema_dir" ]; then
            cp "$schema_dir"/* /etc/snf-deploy/
        else
            echo "$schema_dir" does not exist
            exit 1
        fi
        """.format(
            work_dir, schema
        )
        _run(cmd, False)

        self.logger.debug("Change password in nodes.conf file")
        cmd = """
        sed -i 's/^password =.*/password = {0}/' /etc/snf-deploy/nodes.conf
        """.format(
            fabric.env.password
        )
        _run(cmd, False)

        self.logger.debug("Run snf-deploy")
        cmd = """
        snf-deploy --disable-colors --autoconf synnefo
        """
        _run(cmd, True)

    @_check_fabric
    def unit_test(self):
        """Run Synnefo unit test suite"""
        self.logger.info("Run Synnefo unit test suite")
        component = self.config.get("Unit Tests", "component")

        self.logger.debug("Install needed packages")
        cmd = """
        pip install -U funcsigs mock==1.1.2 factory_boy==2.4.1 nose coverage
        """
        _run(cmd, False)

        self.logger.debug("Upload tests.sh file")
        unit_tests_file = os.path.join(self.ci_dir, "tests.sh")
        _put(unit_tests_file, ".")

        self.logger.debug("Run unit tests")
        cmd = """
        bash tests.sh {0}
        """.format(
            component
        )
        _run(cmd, True)

    @_check_fabric
    def run_burnin(self):
        """Run burnin functional test suite"""
        self.logger.info("Run Burnin functional test suite")
        cmd = """
        auth_url=$(grep -e '^url =' .kamakirc | cut -d' ' -f3)
        token=$(grep -e '^token =' .kamakirc | cut -d' ' -f3)
        images_user=$(kamaki image list -l | grep owner | \
                      cut -d':' -f2 | tr -d ' ')
        snf-burnin --auth-url=$auth_url --token=$token {0}
        BurninExitStatus=$?
        exit $BurninExitStatus
        """.format(
            self.config.get("Burnin", "cmd_options")
        )
        _run(cmd, True)

    @_check_fabric
    def fetch_compressed(self, src, dest=None):
        """Create a tarball and fetch it locally"""
        self.logger.debug("Creating tarball of %s" % src)
        basename = os.path.basename(src)
        tar_file = basename + ".tgz"
        cmd = "tar czf %s %s" % (tar_file, src)
        _run(cmd, False)
        if not os.path.exists(dest):
            os.makedirs(dest)

        tmp_dir = tempfile.mkdtemp()
        fabric.get(tar_file, tmp_dir)

        dest_file = os.path.join(tmp_dir, tar_file)
        self._check_hash_sum(dest_file, tar_file)
        self.logger.debug("Untar packages file %s" % dest_file)
        cmd = """
        cd %s
        tar xzf %s
        cp -r %s/%s/* %s
        rm -r %s
        """ % (
            tmp_dir,
            tar_file,
            tmp_dir,
            src,
            dest,
            tmp_dir,
        )
        os.system(cmd)
        self.logger.info("Downloaded %s to %s" % (src, _green(dest)))

    @_check_fabric
    def fetch_packages(self, dest=None):
        """Fetch Synnefo packages"""
        if dest is None:
            dest = self.config.get("Global", "pkgs_dir")
        dest = os.path.abspath(os.path.expanduser(dest))
        if not os.path.exists(dest):
            os.makedirs(dest)
        self.fetch_compressed("%s/synnefo_build-area" % work_dir, dest)
        if self.config.get("Global", "build_pithos_webclient") == "True":
            self.fetch_compressed("%s/webclient_build-area" % work_dir, dest)
        self.logger.info("Downloaded debian packages to %s" % _green(dest))

    def x2go_plugin(self, dest=None):
        """Produce an html page which will use the x2goplugin

        Arguments:
          dest  -- The file where to save the page (String)

        """
        output_str = """
        <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
        <html>
        <head>
        <title>X2Go SynnefoCI Service</title>
        </head>
        <body onload="checkPlugin()">
        <div id="x2goplugin">
            <object
                src="location"
                type="application/x2go"
                name="x2goplugin"
                palette="background"
                height="100%"
                hspace="0"
                vspace="0"
                width="100%"
                x2goconfig="
                    session=X2Go-SynnefoCI-Session
                    server={0}
                    user={1}
                    sshport={2}
                    published=true
                    autologin=true
                ">
            </object>
        </div>
        </body>
        </html>
        """.format(
            self.read_temp_config("server_ip"),
            self.read_temp_config("server_user"),
            self.read_temp_config("server_port"),
        )
        if dest is None:
            dest = self.config.get("Global", "x2go_plugin_file")

        self.logger.info("Writting x2go plugin html file to %s" % dest)
        fid = open(dest, "w")
        fid.write(output_str)
        fid.close()