class SerfClient(object):
def __init__(self, host='localhost', port=7373, timeout=3):
self.host = host
self.port = port
self.timeout = timeout
self.connection = SerfConnection(
host=self.host, port=self.port, timeout=self.timeout)
self.connection.handshake()
def event(self, name, payload=None, coalesce=True):
"""
Send an event to the cluster. Can take an optional payload as well,
which will be sent in the form that it's provided.
"""
return self.connection.call(
'event',
{'Name': name, 'Payload': payload, 'Coalesce': coalesce})
def force_leave(self, name):
"""
Force a node to leave the cluster.
"""
return self.connection.call(
'force-leave',
{"Node": name})
def join(self, location):
"""
Join another cluster by provided a list of ip:port locations.
"""
if not isinstance(location, (list, tuple)):
location = [location]
return self.connection.call(
'join',
{"Existing": location, "Replay": False})
def __init__(self, host='localhost', port=7373, rpc_auth=None, timeout=3):
self.host = host
self.port = port
self.timeout = timeout
self.connection = SerfConnection(
host=self.host, port=self.port, timeout=self.timeout)
self.connection.handshake()
if rpc_auth:
self.connection.auth(rpc_auth)
def __init__(self, host='localhost', port=7373, timeout=3):
self.host = host
self.port = port
self.timeout = timeout
self.connection = SerfConnection(
host=self.host, port=self.port, timeout=self.timeout)
self.connection.handshake()
def __init__(self, host='localhost', port=7373, rpc_auth=None, timeout=3):
self.host = host
self.port = port
self.timeout = timeout
self.connection = SerfConnection(
host=self.host, port=self.port, timeout=self.timeout)
self.connection.handshake()
if rpc_auth:
self.connection.auth(rpc_auth)
class SerfClient(object):
def __init__(self, host='localhost', port=7373, rpc_auth=None, timeout=3):
self.host = host
self.port = port
self.timeout = timeout
self.connection = SerfConnection(host=self.host,
port=self.port,
timeout=self.timeout)
self.connection.handshake()
if rpc_auth:
self.connection.auth(rpc_auth)
def stream(self, event_types='*'):
if isinstance(event_types, list):
event_types = ','.join(event_types)
return self.connection.call('stream', {'Type': event_types},
stream=True)
def event(self, name, payload=None, coalesce=True):
"""
Send an event to the cluster. Can take an optional payload as well,
which will be sent in the form that it's provided.
"""
return self.connection.call('event', {
'Name': name,
'Payload': payload,
'Coalesce': coalesce
},
expect_body=False)
def members(self, name=None, status=None, tags=None):
"""
Lists members of a Serf cluster, optionally filtered by one or more
filters:
`name` is a string, supporting regex matching on node names.
`status` is a string, supporting regex matching on node status.
`tags` is a dict of tag names and values, supporting regex matching
on values.
"""
filters = {}
if name is not None:
filters['Name'] = name
if status is not None:
filters['Status'] = status
if tags is not None:
filters['Tags'] = tags
if len(filters) == 0:
return self.connection.call('members')
else:
return self.connection.call('members-filtered', filters)
def force_leave(self, name):
"""
Force a node to leave the cluster.
"""
return self.connection.call('force-leave', {"Node": name},
expect_body=False)
def join(self, location):
"""
Join another cluster by provided a list of ip:port locations.
"""
if not isinstance(location, (list, tuple)):
location = [location]
return self.connection.call('join', {
"Existing": location,
"Replay": False
})
def stats(self):
"""
Obtain operator debugging information about the running Serf agent.
"""
return self.connection.call('stats')
def close(self):
"""
Close connection to Serf agent.
"""
if self.connection:
self.connection.close()
self.connection = None
class SerfClient(object):
def __init__(self, host='localhost', port=7373, rpc_auth=None, timeout=3):
self.host = host
self.port = port
self.timeout = timeout
self.connection = SerfConnection(
host=self.host, port=self.port, timeout=self.timeout)
self.connection.handshake()
if rpc_auth:
self.connection.auth(rpc_auth)
def event(self, name, payload=None, coalesce=True):
"""
Send an event to the cluster. Can take an optional payload as well,
which will be sent in the form that it's provided.
"""
return self.connection.call(
'event',
{'Name': name, 'Payload': payload, 'Coalesce': coalesce},
expect_body=False)
def members(self, name=None, status=None, tags=None):
"""
Lists members of a Serf cluster, optionally filtered by one or more
filters:
`name` is a string, supporting regex matching on node names.
`status` is a string, supporting regex matching on node status.
`tags` is a dict of tag names and values, supporting regex matching
on values.
"""
filters = {}
if name is not None:
filters['Name'] = name
if status is not None:
filters['Status'] = status
if tags is not None:
filters['Tags'] = tags
if len(filters) == 0:
return self.connection.call('members')
else:
return self.connection.call('members-filtered', filters)
def force_leave(self, name):
"""
Force a node to leave the cluster.
"""
return self.connection.call(
'force-leave',
{"Node": name}, expect_body=False)
def join(self, location):
"""
Join another cluster by provided a list of ip:port locations.
"""
if not isinstance(location, (list, tuple)):
location = [location]
return self.connection.call(
'join',
{"Existing": location, "Replay": False})
def stats(self):
"""
Obtain operator debugging information about the running Serf agent.
"""
return self.connection.call('stats')
def close(self):
"""
Close connection to Serf agent.
"""
if self.connection:
self.connection.close()
self.connection = None
