Recorded the changes suggested by brian coca
This commit is contained in:
Ravi Bhure
parent
44b2cdb5f2
commit
d4a096f7ff
1 changed files with 80 additions and 111 deletions
|
|
@ -102,55 +102,7 @@ logger = logging.getLogger(__name__)
|
|||
|
||||
DEFAULT_SOCKET_LOCATION="/var/run/haproxy.sock"
|
||||
RECV_SIZE = 1024
|
||||
|
||||
def main():
|
||||
ACTION_CHOICES = [
|
||||
'enabled',
|
||||
'disabled',
|
||||
]
|
||||
|
||||
# load ansible module object
|
||||
module = AnsibleModule(
|
||||
argument_spec = dict(
|
||||
state = dict(required=True, default=None, choices=ACTION_CHOICES),
|
||||
host=dict(required=True, default=None),
|
||||
backend=dict(required=False, default=None),
|
||||
weight=dict(required=False, default=None),
|
||||
socket = dict(required=False, default=DEFAULT_SOCKET_LOCATION),
|
||||
shutdown_sessions=dict(required=False, default=False),
|
||||
),
|
||||
supports_check_mode=True,
|
||||
|
||||
)
|
||||
state = module.params['state']
|
||||
host = module.params['host']
|
||||
backend = module.params['backend']
|
||||
weight = module.params['weight']
|
||||
socket = module.params['socket']
|
||||
shutdown_sessions = module.params['shutdown_sessions']
|
||||
|
||||
##################################################################
|
||||
# Required args per state:
|
||||
# (enabled/disabled) = (host)
|
||||
#
|
||||
# AnsibleModule will verify most stuff, we need to verify
|
||||
# 'socket' manually.
|
||||
|
||||
##################################################################
|
||||
|
||||
##################################################################
|
||||
if not socket:
|
||||
module.fail_json('unable to locate haproxy.sock')
|
||||
|
||||
##################################################################
|
||||
required_one_of=[['state', 'host']]
|
||||
|
||||
ansible_haproxy = HAProxy(module, **module.params)
|
||||
if module.check_mode:
|
||||
module.exit_json(changed=True)
|
||||
else:
|
||||
ansible_haproxy.act()
|
||||
##################################################################
|
||||
ACTION_CHOICES = ['enabled', 'disabled']
|
||||
|
||||
######################################################################
|
||||
class TimeoutException(Exception):
|
||||
|
|
@ -194,95 +146,70 @@ class HAProxy(object):
|
|||
buf = ''
|
||||
buf = self.client.recv(RECV_SIZE)
|
||||
while buf:
|
||||
result += buf
|
||||
buf = self.client.recv(RECV_SIZE)
|
||||
result += buf
|
||||
buf = self.client.recv(RECV_SIZE)
|
||||
self.command_results = result.strip()
|
||||
self.client.close()
|
||||
return result
|
||||
|
||||
def enabled(self, host, backend, weight):
|
||||
"""
|
||||
Enables backend server for a particular backend.
|
||||
|
||||
enable server <backend>/<server>
|
||||
If the server was previously marked as DOWN for maintenance, this marks the
|
||||
server UP and checks are re-enabled.
|
||||
|
||||
Both the backend and the server may be specified either by their name or by
|
||||
their numeric ID, prefixed with a sharp ('#').
|
||||
|
||||
This command is restricted and can only be issued on sockets configured for
|
||||
level "admin".
|
||||
|
||||
Syntax: enable server <pxname>/<svname>
|
||||
Enabled action, marks server to UP and checks are re-enabled,
|
||||
also supports to get current weight for server (default) and
|
||||
set the weight for haproxy backend server when provides.
|
||||
"""
|
||||
svname = host
|
||||
if self.backend is None:
|
||||
output = self.execute('show stat')
|
||||
#sanitize and make a list of lines
|
||||
output = output.lstrip('# ').strip()
|
||||
output = output.split('\n')
|
||||
result = output
|
||||
output = self.execute('show stat')
|
||||
#sanitize and make a list of lines
|
||||
output = output.lstrip('# ').strip()
|
||||
output = output.split('\n')
|
||||
result = output
|
||||
|
||||
for line in result:
|
||||
if 'BACKEND' in line:
|
||||
result = line.split(',')[0]
|
||||
pxname = result
|
||||
cmd = "get weight %s/%s ; enable server %s/%s" % (pxname, svname, pxname, svname)
|
||||
if weight:
|
||||
cmd += "; set weight %s/%s %s" % (pxname, svname, weight)
|
||||
self.execute(cmd)
|
||||
for line in result:
|
||||
if 'BACKEND' in line:
|
||||
result = line.split(',')[0]
|
||||
pxname = result
|
||||
cmd = "get weight %s/%s ; enable server %s/%s" % (pxname, svname, pxname, svname)
|
||||
if weight:
|
||||
cmd += "; set weight %s/%s %s" % (pxname, svname, weight)
|
||||
self.execute(cmd)
|
||||
|
||||
else:
|
||||
pxname = backend
|
||||
cmd = "get weight %s/%s ; enable server %s/%s" % (pxname, svname, pxname, svname)
|
||||
if weight:
|
||||
cmd += "; set weight %s/%s %s" % (pxname, svname, weight)
|
||||
cmd += "; set weight %s/%s %s" % (pxname, svname, weight)
|
||||
self.execute(cmd)
|
||||
|
||||
def disabled(self, host, backend, shutdown_sessions):
|
||||
"""
|
||||
Disable backend server for a particular backend.
|
||||
|
||||
disable server <backend>/<server>
|
||||
Mark the server DOWN for maintenance. In this mode, no more checks will be
|
||||
performed on the server until it leaves maintenance.
|
||||
If the server is tracked by other servers, those servers will be set to DOWN
|
||||
during the maintenance.
|
||||
|
||||
In the statistics page, a server DOWN for maintenance will appear with a
|
||||
"MAINT" status, its tracking servers with the "MAINT(via)" one.
|
||||
|
||||
Both the backend and the server may be specified either by their name or by
|
||||
their numeric ID, prefixed with a sharp ('#').
|
||||
|
||||
This command is restricted and can only be issued on sockets configured for
|
||||
level "admin".
|
||||
|
||||
Syntax: disable server <pxname>/<svname>
|
||||
Disabled action, marks server to DOWN for maintenance. In this mode, no more checks will be
|
||||
performed on the server until it leaves maintenance,
|
||||
also it shutdown sessions while disabling backend host server.
|
||||
"""
|
||||
svname = host
|
||||
if self.backend is None:
|
||||
output = self.execute('show stat')
|
||||
#sanitize and make a list of lines
|
||||
output = output.lstrip('# ').strip()
|
||||
output = output.split('\n')
|
||||
result = output
|
||||
output = self.execute('show stat')
|
||||
#sanitize and make a list of lines
|
||||
output = output.lstrip('# ').strip()
|
||||
output = output.split('\n')
|
||||
result = output
|
||||
|
||||
for line in result:
|
||||
if 'BACKEND' in line:
|
||||
result = line.split(',')[0]
|
||||
pxname = result
|
||||
cmd = "get weight %s/%s ; disable server %s/%s" % (pxname, svname, pxname, svname)
|
||||
if shutdown_sessions == 'true':
|
||||
cmd += "; shutdown sessions server %s/%s" % (pxname, svname)
|
||||
self.execute(cmd)
|
||||
for line in result:
|
||||
if 'BACKEND' in line:
|
||||
result = line.split(',')[0]
|
||||
pxname = result
|
||||
cmd = "get weight %s/%s ; disable server %s/%s" % (pxname, svname, pxname, svname)
|
||||
if shutdown_sessions:
|
||||
cmd += "; shutdown sessions server %s/%s" % (pxname, svname)
|
||||
self.execute(cmd)
|
||||
|
||||
else:
|
||||
pxname = backend
|
||||
cmd = "get weight %s/%s ; disable server %s/%s" % (pxname, svname, pxname, svname)
|
||||
if shutdown_sessions == 'true':
|
||||
cmd += "; shutdown sessions server %s/%s" % (pxname, svname)
|
||||
if shutdown_sessions:
|
||||
cmd += "; shutdown sessions server %s/%s" % (pxname, svname)
|
||||
self.execute(cmd)
|
||||
|
||||
def act(self):
|
||||
|
|
@ -290,6 +217,7 @@ class HAProxy(object):
|
|||
Figure out what you want to do from ansible, and then do the
|
||||
needful (at the earliest).
|
||||
"""
|
||||
|
||||
# toggle enable/disbale server
|
||||
if self.state == 'enabled':
|
||||
self.enabled(self.host, self.backend, self.weight)
|
||||
|
|
@ -303,6 +231,47 @@ class HAProxy(object):
|
|||
|
||||
self.module.exit_json(stdout=self.command_results, changed=True)
|
||||
|
||||
def main():
|
||||
|
||||
# load ansible module object
|
||||
module = AnsibleModule(
|
||||
argument_spec = dict(
|
||||
state = dict(required=True, default=None, choices=ACTION_CHOICES),
|
||||
host=dict(required=True, default=None),
|
||||
backend=dict(required=False, default=None),
|
||||
weight=dict(required=False, default=None),
|
||||
socket = dict(required=False, default=DEFAULT_SOCKET_LOCATION),
|
||||
shutdown_sessions=dict(required=False, default=False),
|
||||
),
|
||||
|
||||
)
|
||||
state = module.params['state']
|
||||
host = module.params['host']
|
||||
backend = module.params['backend']
|
||||
weight = module.params['weight']
|
||||
socket = module.params['socket']
|
||||
shutdown_sessions = module.params['shutdown_sessions']
|
||||
|
||||
##################################################################
|
||||
# Required args per state:
|
||||
# (enabled/disabled) = (host)
|
||||
#
|
||||
# AnsibleModule will verify most stuff, we need to verify
|
||||
# 'socket' manually.
|
||||
|
||||
##################################################################
|
||||
|
||||
##################################################################
|
||||
if not socket:
|
||||
module.fail_json(msg="unable to locate haproxy socket")
|
||||
|
||||
##################################################################
|
||||
required_one_of=[['state', 'host']]
|
||||
|
||||
ansible_haproxy = HAProxy(module, **module.params)
|
||||
ansible_haproxy.act()
|
||||
##################################################################
|
||||
|
||||
# import module snippets
|
||||
from ansible.module_utils.basic import *
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue