Exemplo n.º 1
0
    def _retrieve_key(self, location):
        loc = location.store_location
        s3host, s3port = netutils.parse_host_port(loc.s3serviceurl, 80)
        from boto.s3.connection import S3Connection

        uformat = self.conf.glance_store.s3_store_bucket_url_format
        calling_format = get_calling_format(s3_store_bucket_url_format=uformat)

        s3_conn = S3Connection(loc.accesskey, loc.secretkey,
                               host=s3host, port=s3port,
                               is_secure=(loc.scheme == 's3+https'),
                               calling_format=calling_format)
        bucket_obj = get_bucket(s3_conn, loc.bucket)

        key = get_key(bucket_obj, loc.key)

        msg = ("Retrieved image object from S3 using (s3_host=%(s3_host)s, "
               "access_key=%(accesskey)s, bucket=%(bucket)s, "
               "key=%(obj_name)s)" % ({'s3_host': loc.s3serviceurl,
                                       'accesskey': loc.accesskey,
                                       'bucket': loc.bucket,
                                       'obj_name': loc.key}))
        LOG.debug(msg)

        return key
Exemplo n.º 2
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    def delete(self, location, context=None):
        """
        Takes a `glance_store.location.Location` object that indicates
        where to find the image file to delete

        :location `glance_store.location.Location` object, supplied
                  from glance_store.location.get_location_from_uri()

        :raises NotFound if image does not exist
        """
        loc = location.store_location
        s3host, s3port = netutils.parse_host_port(loc.s3serviceurl, 80)
        from boto.s3.connection import S3Connection

        uformat = self.conf.glance_store.s3_store_bucket_url_format
        calling_format = get_calling_format(s3_store_bucket_url_format=uformat)

        s3_conn = S3Connection(loc.accesskey, loc.secretkey,
                               host=s3host, port=s3port,
                               is_secure=(loc.scheme == 's3+https'),
                               calling_format=calling_format)
        bucket_obj = get_bucket(s3_conn, loc.bucket)

        # Close the key when we're through.
        key = get_key(bucket_obj, loc.key)

        msg = _("Deleting image object from S3 using (s3_host=%(s3_host)s, "
                "access_key=%(accesskey)s, bucket=%(bucket)s, "
                "key=%(obj_name)s)") % ({'s3_host': loc.s3serviceurl,
                                         'accesskey': loc.accesskey,
                                         'bucket': loc.bucket,
                                         'obj_name': loc.key})
        LOG.debug(msg)

        return key.delete()
Exemplo n.º 3
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    def _retrieve_key(self, location):
        loc = location.store_location
        s3host, s3port = netutils.parse_host_port(loc.s3serviceurl, 80)
        from boto.s3.connection import S3Connection

        uformat = self.conf.glance_store.s3_store_bucket_url_format
        calling_format = get_calling_format(s3_store_bucket_url_format=uformat)

        s3_conn = S3Connection(loc.accesskey,
                               loc.secretkey,
                               host=s3host,
                               port=s3port,
                               is_secure=(loc.scheme == 's3+https'),
                               calling_format=calling_format)
        bucket_obj = get_bucket(s3_conn, loc.bucket)

        key = get_key(bucket_obj, loc.key)

        msg = ("Retrieved image object from S3 using (s3_host=%(s3_host)s, "
               "access_key=%(accesskey)s, bucket=%(bucket)s, "
               "key=%(obj_name)s)" % ({
                   's3_host': loc.s3serviceurl,
                   'accesskey': loc.accesskey,
                   'bucket': loc.bucket,
                   'obj_name': loc.key
               }))
        LOG.debug(msg)

        return key
Exemplo n.º 4
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def get_port_from_address(address):
    parse_result = urlparse.urlparse(address)
    # urlparse do not parse values like 0.0.0.0:8000,
    # netutils do not parse values like http://localhost:8000,
    # so combine approach is using
    if parse_result.port:
        return parse_result.port
    else:
        return netutils.parse_host_port(address)[1]
Exemplo n.º 5
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def get_port_from_address(address):
    parse_result = urlparse.urlparse(address)
    # urlparse do not parse values like 0.0.0.0:8000,
    # netutils do not parse values like http://localhost:8000,
    # so combine approach is using
    if parse_result.port:
        return parse_result.port
    else:
        return netutils.parse_host_port(address)[1]
Exemplo n.º 6
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    def __init__(self, parsed_url):
        self.host, self.port = network_utils.parse_host_port(
            parsed_url.netloc, default_port=cfg.CONF.graphite.default_port)

        if cfg.CONF.graphite.hypervisor_in_prefix:
            self.prefix = (cfg.CONF.graphite.prefix +
                           socket.gethostname().split('.')[0] + ".")
        else:
            self.prefix = cfg.CONF.graphite.prefix
Exemplo n.º 7
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    def __init__(self, parsed_url):
        self.host, self.port = network_utils.parse_host_port(
            parsed_url.netloc,
            default_port=cfg.CONF.graphite.default_port)

        if cfg.CONF.graphite.hypervisor_in_prefix:
            self.prefix = (
                cfg.CONF.graphite.prefix
                + socket.gethostname().split('.')[0] + ".")
        else:
            self.prefix = cfg.CONF.graphite.prefix
Exemplo n.º 8
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 def test_parse_host_port(self):
     self.assertEqual(('server01', 80),
                      netutils.parse_host_port('server01:80'))
     self.assertEqual(('server01', None),
                      netutils.parse_host_port('server01'))
     self.assertEqual(('server01', 1234),
                      netutils.parse_host_port('server01',
                                               default_port=1234))
     self.assertEqual(('::1', 80), netutils.parse_host_port('[::1]:80'))
     self.assertEqual(('::1', None), netutils.parse_host_port('[::1]'))
     self.assertEqual(('::1', 1234),
                      netutils.parse_host_port('[::1]', default_port=1234))
     self.assertEqual(
         ('2001:db8:85a3::8a2e:370:7334', 1234),
         netutils.parse_host_port('2001:db8:85a3::8a2e:370:7334',
                                  default_port=1234))
Exemplo n.º 9
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    def __init__(self, conf, url):
        if not qpid_messaging:
            raise ImportError("Failed to import qpid.messaging")

        self.connection = None
        self.session = None
        self.consumers = {}
        self.conf = conf

        self._consume_loop_stopped = False

        self.brokers_params = []
        if url.hosts:
            for host in url.hosts:
                params = {
                    'username': host.username or '',
                    'password': host.password or '',
                }
                if host.port is not None:
                    params['host'] = '%s:%d' % (host.hostname, host.port)
                else:
                    params['host'] = host.hostname
                self.brokers_params.append(params)
        else:
            # Old configuration format
            for adr in self.conf.qpid_hosts:
                hostname, port = netutils.parse_host_port(
                    adr, default_port=5672)

                if ':' in hostname:
                    hostname = '[' + hostname + ']'

                params = {
                    'host': '%s:%d' % (hostname, port),
                    'username': self.conf.qpid_username,
                    'password': self.conf.qpid_password,
                }
                self.brokers_params.append(params)

        random.shuffle(self.brokers_params)
        self.brokers = itertools.cycle(self.brokers_params)

        self._initial_pid = os.getpid()
        self.reconnect()
Exemplo n.º 10
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    def __init__(self, conf, url):
        if not qpid_messaging:
            raise ImportError("Failed to import qpid.messaging")

        self.connection = None
        self.session = None
        self.consumers = {}
        self.conf = conf

        self._consume_loop_stopped = False

        self.brokers_params = []
        if url.hosts:
            for host in url.hosts:
                params = {
                    'username': host.username or '',
                    'password': host.password or '',
                }
                if host.port is not None:
                    params['host'] = '%s:%d' % (host.hostname, host.port)
                else:
                    params['host'] = host.hostname
                self.brokers_params.append(params)
        else:
            # Old configuration format
            for adr in self.conf.qpid_hosts:
                hostname, port = netutils.parse_host_port(adr,
                                                          default_port=5672)

                if ':' in hostname:
                    hostname = '[' + hostname + ']'

                params = {
                    'host': '%s:%d' % (hostname, port),
                    'username': self.conf.qpid_username,
                    'password': self.conf.qpid_password,
                }
                self.brokers_params.append(params)

        random.shuffle(self.brokers_params)
        self.brokers = itertools.cycle(self.brokers_params)

        self._initial_pid = os.getpid()
        self.reconnect()
Exemplo n.º 11
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 def test_parse_host_port(self):
     self.assertEqual(('server01', 80),
                      netutils.parse_host_port('server01:80'))
     self.assertEqual(('server01', None),
                      netutils.parse_host_port('server01'))
     self.assertEqual(('server01', 1234),
                      netutils.parse_host_port('server01',
                      default_port=1234))
     self.assertEqual(('::1', 80),
                      netutils.parse_host_port('[::1]:80'))
     self.assertEqual(('::1', None),
                      netutils.parse_host_port('[::1]'))
     self.assertEqual(('::1', 1234),
                      netutils.parse_host_port('[::1]',
                      default_port=1234))
     self.assertEqual(('2001:db8:85a3::8a2e:370:7334', 1234),
                      netutils.parse_host_port(
                          '2001:db8:85a3::8a2e:370:7334',
                          default_port=1234))
Exemplo n.º 12
0
    def delete(self, location, context=None):
        """
        Takes a `glance_store.location.Location` object that indicates
        where to find the image file to delete

        :location `glance_store.location.Location` object, supplied
                  from glance_store.location.get_location_from_uri()

        :raises NotFound if image does not exist
        """
        loc = location.store_location
        s3host, s3port = netutils.parse_host_port(loc.s3serviceurl, 80)
        from boto.s3.connection import S3Connection

        uformat = self.conf.glance_store.s3_store_bucket_url_format
        calling_format = get_calling_format(s3_store_bucket_url_format=uformat)

        s3_conn = S3Connection(loc.accesskey,
                               loc.secretkey,
                               host=s3host,
                               port=s3port,
                               is_secure=(loc.scheme == 's3+https'),
                               calling_format=calling_format)
        bucket_obj = get_bucket(s3_conn, loc.bucket)

        # Close the key when we're through.
        key = get_key(bucket_obj, loc.key)

        msg = _("Deleting image object from S3 using (s3_host=%(s3_host)s, "
                "access_key=%(accesskey)s, bucket=%(bucket)s, "
                "key=%(obj_name)s)") % ({
                    's3_host': loc.s3serviceurl,
                    'accesskey': loc.accesskey,
                    'bucket': loc.bucket,
                    'obj_name': loc.key
                })
        LOG.debug(msg)

        return key.delete()
Exemplo n.º 13
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def parse_valid_host_port(host_port):
    """
    Given a "host:port" string, attempts to parse it as intelligently as
    possible to determine if it is valid. This includes IPv6 [host]:port form,
    IPv4 ip:port form, and hostname:port or fqdn:port form.

    Invalid inputs will raise a ValueError, while valid inputs will return
    a (host, port) tuple where the port will always be of type int.
    """

    try:
        try:
            host, port = netutils.parse_host_port(host_port)
        except Exception:
            raise ValueError(_('Host and port "%s" is not valid.') % host_port)

        if not is_valid_port(port):
            raise ValueError(_('Port "%s" is not valid.') % port)

        # First check for valid IPv6 and IPv4 addresses, then a generic
        # hostname. Failing those, if the host includes a period, then this
        # should pass a very generic FQDN check. The FQDN check for letters at
        # the tail end will weed out any hilariously absurd IPv4 addresses.

        if not (is_valid_ipv6(host) or is_valid_ipv4(host)
                or is_valid_hostname(host) or is_valid_fqdn(host)):
            raise ValueError(_('Host "%s" is not valid.') % host)

    except Exception as ex:
        raise ValueError(
            _('%s '
              'Please specify a host:port pair, where host is an '
              'IPv4 address, IPv6 address, hostname, or FQDN. If '
              'using an IPv6 address, enclose it in brackets '
              'separately from the port (i.e., '
              '"[fe80::a:b:c]:9876").') % ex)

    return (host, int(port))
Exemplo n.º 14
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def parse_valid_host_port(host_port):
    """
    Given a "host:port" string, attempts to parse it as intelligently as
    possible to determine if it is valid. This includes IPv6 [host]:port form,
    IPv4 ip:port form, and hostname:port or fqdn:port form.

    Invalid inputs will raise a ValueError, while valid inputs will return
    a (host, port) tuple where the port will always be of type int.
    """

    try:
        try:
            host, port = netutils.parse_host_port(host_port)
        except Exception:
            raise ValueError(_('Host and port "%s" is not valid.') % host_port)

        if not is_valid_port(port):
            raise ValueError(_('Port "%s" is not valid.') % port)

        # First check for valid IPv6 and IPv4 addresses, then a generic
        # hostname. Failing those, if the host includes a period, then this
        # should pass a very generic FQDN check. The FQDN check for letters at
        # the tail end will weed out any hilariously absurd IPv4 addresses.

        if not (is_valid_ipv6(host) or is_valid_ipv4(host) or
                is_valid_hostname(host) or is_valid_fqdn(host)):
            raise ValueError(_('Host "%s" is not valid.') % host)

    except Exception as ex:
        raise ValueError(_('%s '
                           'Please specify a host:port pair, where host is an '
                           'IPv4 address, IPv6 address, hostname, or FQDN. If '
                           'using an IPv6 address, enclose it in brackets '
                           'separately from the port (i.e., '
                           '"[fe80::a:b:c]:9876").') % ex)

    return (host, int(port))
Exemplo n.º 15
0
    def __init__(self, conf, url):
        self.consumers = []
        self.consumer_num = itertools.count(1)
        self.conf = conf
        self.max_retries = self.conf.rabbit_max_retries
        # Try forever?
        if self.max_retries <= 0:
            self.max_retries = None
        self.interval_start = self.conf.rabbit_retry_interval
        self.interval_stepping = self.conf.rabbit_retry_backoff
        # max retry-interval = 30 seconds
        self.interval_max = 30

        self._ssl_params = self._fetch_ssl_params()
        self._login_method = self.conf.rabbit_login_method

        if url.virtual_host is not None:
            virtual_host = url.virtual_host
        else:
            virtual_host = self.conf.rabbit_virtual_host

        self._url = ''
        if self.conf.fake_rabbit:
            LOG.warn("Deprecated: fake_rabbit option is deprecated, set "
                     "rpc_backend to kombu+memory or use the fake "
                     "driver instead.")
            self._url = 'memory://%s/' % virtual_host
        elif url.hosts:
            for host in url.hosts:
                transport = url.transport.replace('kombu+', '')
                transport = url.transport.replace('rabbit', 'amqp')
                self._url += '%s%s://%s:%s@%s:%s/%s' % (
                    ";" if self._url else '',
                    transport,
                    parse.quote(host.username or ''),
                    parse.quote(host.password or ''),
                    host.hostname or '', str(host.port or 5672),
                    virtual_host)
        elif url.transport.startswith('kombu+'):
            # NOTE(sileht): url have a + but no hosts
            # (like kombu+memory:///), pass it to kombu as-is
            transport = url.transport.replace('kombu+', '')
            self._url = "%s://%s" % (transport, virtual_host)
        else:
            for adr in self.conf.rabbit_hosts:
                hostname, port = netutils.parse_host_port(
                    adr, default_port=self.conf.rabbit_port)
                self._url += '%samqp://%s:%s@%s:%s/%s' % (
                    ";" if self._url else '',
                    parse.quote(self.conf.rabbit_userid),
                    parse.quote(self.conf.rabbit_password),
                    hostname, port,
                    virtual_host)

        self._initial_pid = os.getpid()

        self.do_consume = True
        self._consume_loop_stopped = False

        self.channel = None
        self.connection = kombu.connection.Connection(
            self._url, ssl=self._ssl_params, login_method=self._login_method,
            failover_strategy="shuffle")

        LOG.info(_('Connecting to AMQP server on %(hostname)s:%(port)d'),
                 {'hostname': self.connection.hostname,
                  'port': self.connection.port})
        # NOTE(sileht): just ensure the connection is setuped at startup
        self.ensure(error_callback=None,
                    method=lambda channel: True)
        LOG.info(_('Connected to AMQP server on %(hostname)s:%(port)d'),
                 {'hostname': self.connection.hostname,
                  'port': self.connection.port})

        if self._url.startswith('memory://'):
            # Kludge to speed up tests.
            self.connection.transport.polling_interval = 0.0
 def __init__(self, parsed_url):
     self.host, self.port = netutils.parse_host_port(
         parsed_url.netloc,
         default_port=cfg.CONF.collector.udp_port)
     self.socket = socket.socket(socket.AF_INET,
                                 socket.SOCK_DGRAM)
Exemplo n.º 17
0
    def add(self, image_id, image_file, image_size, context=None):
        """
        Stores an image file with supplied identifier to the backend
        storage system and returns a tuple containing information
        about the stored image.

        :param image_id: The opaque image identifier
        :param image_file: The image data to write, as a file-like object
        :param image_size: The size of the image data to write, in bytes

        :retval tuple of URL in backing store, bytes written, checksum
                and a dictionary with storage system specific information
        :raises `glance_store.exceptions.Duplicate` if the image already
                existed

        S3 writes the image data using the scheme:
            s3://<ACCESS_KEY>:<SECRET_KEY>@<S3_URL>/<BUCKET>/<OBJ>
        where:
            <USER> = ``s3_store_user``
            <KEY> = ``s3_store_key``
            <S3_HOST> = ``s3_store_host``
            <BUCKET> = ``s3_store_bucket``
            <ID> = The id of the image being added
        """
        from boto.s3.connection import S3Connection

        loc = StoreLocation({'scheme': self.scheme,
                             'bucket': self.bucket,
                             'key': image_id,
                             's3serviceurl': self.full_s3_host,
                             'accesskey': self.access_key,
                             'secretkey': self.secret_key}, self.conf)

        s3host, s3port = netutils.parse_host_port(loc.s3serviceurl, 80)
        uformat = self.conf.glance_store.s3_store_bucket_url_format
        calling_format = get_calling_format(s3_store_bucket_url_format=uformat)

        s3_conn = S3Connection(loc.accesskey, loc.secretkey,
                               host=s3host, port=s3port,
                               is_secure=(loc.scheme == 's3+https'),
                               calling_format=calling_format)

        create_bucket_if_missing(self.conf, self.bucket, s3_conn)

        bucket_obj = get_bucket(s3_conn, self.bucket)
        obj_name = str(image_id)
        key = bucket_obj.get_key(obj_name)
        if key and key.exists():
            raise exceptions.Duplicate(message=_("S3 already has an image at "
                                                 "location %s") %
                                       self._sanitize(loc.get_uri()))

        msg = _("Adding image object to S3 using (s3_host=%(s3_host)s, "
                "access_key=%(access_key)s, bucket=%(bucket)s, "
                "key=%(obj_name)s)") % ({'s3_host': self.s3_host,
                                         'access_key': self.access_key,
                                         'bucket': self.bucket,
                                         'obj_name': obj_name})
        LOG.debug(msg)
        LOG.debug("Uploading an image file to S3 for %s" %
                  self._sanitize(loc.get_uri()))

        if image_size < self.s3_store_large_object_size:
            return self.add_singlepart(image_file, bucket_obj, obj_name, loc)
        else:
            return self.add_multipart(image_file, image_size, bucket_obj,
                                      obj_name, loc)
Exemplo n.º 18
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 def __init__(self, parsed_url):
     self.host, self.port = netutils.parse_host_port(
         parsed_url.netloc, default_port=cfg.CONF.collector.udp_port)
     self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
Exemplo n.º 19
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    def __init__(self, conf, url):
        self.consumers = []
        self.conf = conf
        self.max_retries = self.conf.rabbit_max_retries
        # Try forever?
        if self.max_retries <= 0:
            self.max_retries = None
        self.interval_start = self.conf.rabbit_retry_interval
        self.interval_stepping = self.conf.rabbit_retry_backoff
        # max retry-interval = 30 seconds
        self.interval_max = 30
        self.memory_transport = False

        ssl_params = self._fetch_ssl_params()

        if url.virtual_host is not None:
            virtual_host = url.virtual_host
        else:
            virtual_host = self.conf.rabbit_virtual_host

        self.brokers_params = []
        if url.hosts:
            for host in url.hosts:
                params = {
                    'hostname': host.hostname,
                    'port': host.port or 5672,
                    'userid': host.username or '',
                    'password': host.password or '',
                    'login_method': self.conf.rabbit_login_method,
                    'virtual_host': virtual_host
                }
                if self.conf.fake_rabbit:
                    params['transport'] = 'memory'
                if self.conf.rabbit_use_ssl:
                    params['ssl'] = ssl_params

                self.brokers_params.append(params)
        else:
            # Old configuration format
            for adr in self.conf.rabbit_hosts:
                hostname, port = netutils.parse_host_port(
                    adr, default_port=self.conf.rabbit_port)

                params = {
                    'hostname': hostname,
                    'port': port,
                    'userid': self.conf.rabbit_userid,
                    'password': self.conf.rabbit_password,
                    'login_method': self.conf.rabbit_login_method,
                    'virtual_host': virtual_host
                }

                if self.conf.fake_rabbit:
                    params['transport'] = 'memory'
                if self.conf.rabbit_use_ssl:
                    params['ssl'] = ssl_params

                self.brokers_params.append(params)

        random.shuffle(self.brokers_params)
        self.brokers = itertools.cycle(self.brokers_params)

        self.memory_transport = self.conf.fake_rabbit

        self.connection = None
        self.do_consume = None
        self.reconnect()
Exemplo n.º 20
0
    def __init__(self, conf, url):
        self.consumers = []
        self.conf = conf
        self.max_retries = self.conf.rabbit_max_retries
        # Try forever?
        if self.max_retries <= 0:
            self.max_retries = None
        self.interval_start = self.conf.rabbit_retry_interval
        self.interval_stepping = self.conf.rabbit_retry_backoff
        # max retry-interval = 30 seconds
        self.interval_max = 30
        self.memory_transport = False

        ssl_params = self._fetch_ssl_params()

        if url.virtual_host is not None:
            virtual_host = url.virtual_host
        else:
            virtual_host = self.conf.rabbit_virtual_host

        self.brokers_params = []
        if url.hosts:
            for host in url.hosts:
                params = {
                    'hostname': host.hostname,
                    'port': host.port or 5672,
                    'userid': host.username or '',
                    'password': host.password or '',
                    'login_method': self.conf.rabbit_login_method,
                    'virtual_host': virtual_host
                }
                if self.conf.fake_rabbit:
                    params['transport'] = 'memory'
                if self.conf.rabbit_use_ssl:
                    params['ssl'] = ssl_params

                self.brokers_params.append(params)
        else:
            # Old configuration format
            for adr in self.conf.rabbit_hosts:
                hostname, port = netutils.parse_host_port(
                    adr, default_port=self.conf.rabbit_port)

                params = {
                    'hostname': hostname,
                    'port': port,
                    'userid': self.conf.rabbit_userid,
                    'password': self.conf.rabbit_password,
                    'login_method': self.conf.rabbit_login_method,
                    'virtual_host': virtual_host
                }

                if self.conf.fake_rabbit:
                    params['transport'] = 'memory'
                if self.conf.rabbit_use_ssl:
                    params['ssl'] = ssl_params

                self.brokers_params.append(params)

        random.shuffle(self.brokers_params)
        self.brokers = itertools.cycle(self.brokers_params)

        self.memory_transport = self.conf.fake_rabbit

        self.connection = None
        self.do_consume = None
        self.reconnect()
Exemplo n.º 21
0
    def __init__(self, conf, url):
        self.consumers = []
        self.consumer_num = itertools.count(1)
        self.conf = conf
        self.max_retries = self.conf.rabbit_max_retries
        # Try forever?
        if self.max_retries <= 0:
            self.max_retries = None
        self.interval_start = self.conf.rabbit_retry_interval
        self.interval_stepping = self.conf.rabbit_retry_backoff
        # max retry-interval = 30 seconds
        self.interval_max = 30

        self._ssl_params = self._fetch_ssl_params()
        self._login_method = self.conf.rabbit_login_method

        if url.virtual_host is not None:
            virtual_host = url.virtual_host
        else:
            virtual_host = self.conf.rabbit_virtual_host

        self._url = ''
        if self.conf.fake_rabbit:
            # TODO(sileht): use memory://virtual_host into
            # unit tests to remove cfg.CONF.fake_rabbit
            self._url = 'memory://%s/' % virtual_host
        elif url.hosts:
            for host in url.hosts:
                transport = url.transport.replace('kombu+', '')
                transport = url.transport.replace('rabbit', 'amqp')
                self._url += '%s%s://%s:%s@%s:%s/%s' % (
                    ";" if self._url else '',
                    transport,
                    parse.quote(host.username or ''),
                    parse.quote(host.password or ''),
                    host.hostname or '', str(host.port or 5672),
                    virtual_host)
        else:
            for adr in self.conf.rabbit_hosts:
                hostname, port = netutils.parse_host_port(
                    adr, default_port=self.conf.rabbit_port)
                self._url += '%samqp://%s:%s@%s:%s/%s' % (
                    ";" if self._url else '',
                    parse.quote(self.conf.rabbit_userid),
                    parse.quote(self.conf.rabbit_password),
                    hostname, port,
                    virtual_host)

        self.do_consume = True

        self.channel = None
        self.connection = kombu.connection.Connection(
            self._url, ssl=self._ssl_params, login_method=self._login_method,
            failover_strategy="shuffle")

        LOG.info(_('Connecting to AMQP server on %(hostname)s:%(port)d'),
                 {'hostname': self.connection.hostname,
                  'port': self.connection.port})
        # NOTE(sileht): just ensure the connection is setuped at startup
        self.ensure(error_callback=None,
                    method=lambda channel: True)
        LOG.info(_('Connected to AMQP server on %(hostname)s:%(port)d'),
                 {'hostname': self.connection.hostname,
                  'port': self.connection.port})

        if self.conf.fake_rabbit:
            # Kludge to speed up tests.
            self.connection.transport.polling_interval = 0.0
Exemplo n.º 22
0
    def add(self, image_id, image_file, image_size, context=None):
        """
        Stores an image file with supplied identifier to the backend
        storage system and returns a tuple containing information
        about the stored image.

        :param image_id: The opaque image identifier
        :param image_file: The image data to write, as a file-like object
        :param image_size: The size of the image data to write, in bytes

        :retval tuple of URL in backing store, bytes written, checksum
                and a dictionary with storage system specific information
        :raises `glance_store.exceptions.Duplicate` if the image already
                existed

        S3 writes the image data using the scheme:
            s3://<ACCESS_KEY>:<SECRET_KEY>@<S3_URL>/<BUCKET>/<OBJ>
        where:
            <USER> = ``s3_store_user``
            <KEY> = ``s3_store_key``
            <S3_HOST> = ``s3_store_host``
            <BUCKET> = ``s3_store_bucket``
            <ID> = The id of the image being added
        """
        from boto.s3.connection import S3Connection

        loc = StoreLocation(
            {
                'scheme': self.scheme,
                'bucket': self.bucket,
                'key': image_id,
                's3serviceurl': self.full_s3_host,
                'accesskey': self.access_key,
                'secretkey': self.secret_key
            }, self.conf)

        s3host, s3port = netutils.parse_host_port(loc.s3serviceurl, 80)
        uformat = self.conf.glance_store.s3_store_bucket_url_format
        calling_format = get_calling_format(s3_store_bucket_url_format=uformat)

        s3_conn = S3Connection(loc.accesskey,
                               loc.secretkey,
                               host=s3host,
                               port=s3port,
                               is_secure=(loc.scheme == 's3+https'),
                               calling_format=calling_format)

        create_bucket_if_missing(self.conf, self.bucket, s3_conn)

        bucket_obj = get_bucket(s3_conn, self.bucket)
        obj_name = str(image_id)
        key = bucket_obj.get_key(obj_name)
        if key and key.exists():
            raise exceptions.Duplicate(message=_("S3 already has an image at "
                                                 "location %s") %
                                       self._sanitize(loc.get_uri()))

        msg = _("Adding image object to S3 using (s3_host=%(s3_host)s, "
                "access_key=%(access_key)s, bucket=%(bucket)s, "
                "key=%(obj_name)s)") % ({
                    's3_host': self.s3_host,
                    'access_key': self.access_key,
                    'bucket': self.bucket,
                    'obj_name': obj_name
                })
        LOG.debug(msg)
        LOG.debug("Uploading an image file to S3 for %s" %
                  self._sanitize(loc.get_uri()))

        if image_size < self.s3_store_large_object_size:
            return self.add_singlepart(image_file, bucket_obj, obj_name, loc)
        else:
            return self.add_multipart(image_file, image_size, bucket_obj,
                                      obj_name, loc)