def process_nodes(cluster_location, config, method, method_args):
clustering_results = []
for node_res in list_nodes(cluster_location, marshall=json):
process_node_obj = ProcessNode(config, node_res, clustering_results)
getattr(process_node_obj, method)(cluster_location, *method_args)
clustering_results = process_node_obj.previous_clustering_results
pp(clustering_results)
def process_nodes(cluster_location, config, method, method_args):
clustering_results = []
nodes = list_nodes(cluster_location, marshall=json)
if len(nodes) == 0:
try:
nodes = (fetch_node(cluster_location), ) # try exact match
except StopIteration:
raise AssertionError(
"No node found at {!r}".format(cluster_location))
assert len(nodes), "No nodes found at {!r}".format(cluster_location)
for node_res in nodes:
try:
process_node_obj = ProcessNode(config, node_res,
clustering_results)
getattr(process_node_obj, method)(cluster_location, *method_args)
clustering_results = process_node_obj.previous_clustering_results
except CalledProcessError as e:
root_logger.exception(e)
pprint_OrderedDict(clustering_results)
def setUpClass(cls):
cls.nodes = list_nodes()
if not len(cls.nodes):
raise AssertionError("No nodes found to process")
def __init__(
self,
process_filename,
node=None,
previous_clustering_results=None,
redis_client_kwargs=None,
):
self.env = Env()
self.previous_clustering_results = previous_clustering_results
nodes = None
if not node:
nodes = list_nodes(marshall=json)
if not len(nodes):
raise etcd3.exceptions.Etcd3Exception(
"No nodes found matching query")
node = (next(
n for n in nodes
if "global::" not in n.key) if len(nodes) > 1 else nodes[0])
with open(process_filename) as f:
self.process_dict = jsonref.load(f)
driver_cls = node.value.driver
self.driver_name = driver_cls.__name__[:-len("NodeDriver")]
driver_to_find = (self.driver_name.upper() if hasattr(
Provider, self.driver_name.upper()) else next(
prov_name for prov_name in dir(Provider)
if getattr(Provider, prov_name) == self.driver_name))
self.config_provider = next(
provider for provider in self.process_dict["provider"]["options"]
if provider["provider"]["name"] == driver_to_find)
self.redis_client_kwargs = redis_client_kwargs
self.driver_name = self.driver_name.lower()
try:
driver = driver_cls(
**self.config_provider.get("auth", {"cred": {}})["cred"])
except requests.exceptions.ConnectionError:
logger.warn(
"Connection failed, continuing without connecting to cloud provider's API"
)
self.node_name = node.key[node.key.find("/", 1) + 1:]
if nodes:
pass
elif self.driver_name in ("azure", ): # ('azure', 'azure_arm'):
if "ex_cloud_service_name" not in self.config_provider["auth"].get(
"create_with", {}):
raise KeyError(
"`ex_cloud_service_name` must be defined. "
"See: http://libcloud.readthedocs.org/en/latest/compute/drivers/azure.html"
"#libcloud.compute.drivers.azure.AzureNodeDriver.create_node"
)
if "driver" in locals():
nodes = (
driver.list_nodes()
) # (self.config_provider['create_with']['ex_cloud_service_name'])
else:
nodes = tuple()
elif self.driver_name == "azure_arm":
from libcloud.compute.drivers.azure_arm import AzureNodeDriver
self.node = Node(
node.value["uuid"],
node.value["name"],
node.value["state"],
node.value["public_ips"],
node.value["private_ips"],
driver=AzureNodeDriver,
extra=node.value["extra"],
)
nodes = None
else:
nodes = driver.list_nodes()
def ensure_node(n, skip_assert=False):
if isinstance(n, KeyVal):
n = dict_to_node(n.value) if isinstance(n.value,
dict) else n.value
elif isinstance(n, dict):
n = dict_to_node(n)
if not skip_assert:
assert isinstance(n, Node)
return n
if self.node:
self.node = ensure_node(self.node)
else:
self.node = ensure_node(
next(
(_node for _node in nodes
if _node.value.uuid == node.value.uuid),
None,
),
skip_assert=True,
)
if not self.node:
logger.warning(
"node not found, maybe the cloud provider is still provisioning? "
"K/V version will be used in the meantime.")
self.node = node.value
assert isinstance(self.node,
Node), "Expected Node got {!r}".format(
type(self.node))
if self.node.extra is not None:
if "ssh_config" in self.node.extra:
if "IdentityFile" in self.node.extra["ssh_config"]:
self.config_provider["ssh"] = {
"private_key_path":
self.node.extra["ssh_config"]["IdentityFile"]
}
self.config_provider["ssh"].update(
self.config_provider.get("ssh", {}))
self.env.ssh_config = self.node.extra["ssh_config"]
# if 'password' in self.node.extra:
# pp({"node.extra": self.node.extra})
# pp(node_to_dict(self.node))
self.dns_name = self.node.extra.get("dns_name")
else:
raise NotImplementedError("{}".format(cluster["type"]))
offregister = offregisterC(self.env, self.node, self.node_name,
self.dns_name)
add_cluster_ret = offregister.prepare_cluster_obj(cluster, res)
offregister.run_tasks(**add_cluster_ret._asdict())
# offregister.run_tasks(cluster_path, cluster_type, res, tag, args, kwargs)
save_node_info(
self.node_name,
node_to_dict(self.node),
folder=add_cluster_ret.cluster_path,
marshall=json,
)
def guess_os_username(self, hint=None):
return guess_os_username(node=self.node, hint=hint)
def guess_os(self, hint=None):
return guess_os(node=self.node, hint=hint)
handle_unprocessed = lambda: tuple(
ProcessNode(resource_filename("config", "register.sample.json"), node)
for node in list_nodes(marshall=json))
if __name__ == "__main__":
unprocessed_handler = handle_unprocessed()
for handler in unprocessed_handler:
pp(handler.set_clusters("/unclustered"))
return 'user'
def guess_os(self, hint=None):
node_name = self.node.name.lower()
if 'ubuntu' in node_name:
return 'ubuntu'
elif 'core' in node_name:
return 'core'
return hint or 'ubuntu'
def tail(self, within, *method_args):
method_args = ''.join(method_args)
self.setup_connection_meta(within)
directory = self.get_directory(self.process_dict, within)
for cluster_type in self.process_dict['register'][directory]:
cluster_type = cluster_type[:-len(':master')] if cluster_type.endswith(':master') else cluster_type
execute(
globals()[
'{os}_tail_{cluster_name}'.format(os=self.guess_os_username(), cluster_name=cluster_type)],
method_args
)
handle_unprocessed = lambda: tuple(ProcessNode(resource_filename('config', 'register.sample.json'), node)
for node in list_nodes(marshall=json))
if __name__ == '__main__':
unprocessed_handler = handle_unprocessed()
for handler in unprocessed_handler:
pp(handler.set_clusters())
def setUpClass(cls):
cls.nodes = list_nodes()
if not len(cls.nodes):
raise AssertionError('No nodes found to process')
