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Rtp_cluster_cli.py
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Rtp_cluster_cli.py
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#!/usr/local/bin/python
#
# Copyright (c) 2009-2016 Sippy Software, Inc. All rights reserved.
#
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation and/or
# other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT 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.
from Rtp_cluster_config import read_cluster_config
from Rtp_cluster import Rtp_cluster
from Rtp_cluster_member import Rtp_cluster_member
from socket import AF_INET, AF_INET6, AF_UNIX
##from contrib.objgraph import typestats
##import operator
from sippy.CLIManager import CLIConnectionManager
def format_address(addr):
if isinstance(addr, (list, tuple)):
return '%s:%d' % addr
else:
return (addr)
class Rtp_cluster_cli(object):
ccm = None
rtp_clusters = None
global_config = None
def __init__(self, global_config, address):
sown = global_config.get('_rtpc_sockowner', None)
self.ccm = CLIConnectionManager(self.receive_command, address, sown)
self.rtp_clusters = []
self.global_config = global_config
def cluster_by_name(self, name):
idx = 0
for rtp_cluster in self.rtp_clusters:
if rtp_cluster.name == name:
return (rtp_cluster, idx)
idx += 1
return (None, None)
def receive_command(self, clim, cmd):
if cmd.startswith('ls'):
parts = cmd.split(None, 1)
if len(parts) == 1:
idx = 0
for rtp_cluster in self.rtp_clusters:
nonline = len(rtp_cluster.active)
nsuspended = len([x for x in rtp_cluster.active if x.status == 'SUSPENDED'])
ndraining = len([x for x in rtp_cluster.active if x.status == 'DRAINING'])
if idx > 0:
clim.send('\n')
clim.send('Cluster: #%d\n' % idx)
clim.send(' name = %s\n' % rtp_cluster.name)
clim.send(' address = %s\n' % format_address(rtp_cluster.address))
clim.send(' online members = %d (%d active, %d suspended, %d draining)\n' % \
(nonline, nonline - nsuspended - ndraining, nsuspended, \
ndraining))
clim.send(' offline members = %d\n' % len(rtp_cluster.pending))
idx += 1
else:
rtp_cluster, idx = self.cluster_by_name(parts[1])
if rtp_cluster == None:
clim.send('ERROR: %s: cluster not found\n' % parts[1])
return False
clim.send('Online members of the cluster #%d:\n' % idx)
ridx = 0
for rtpp in sorted(rtp_cluster.active, key=lambda x: x.name):
if ridx > 0:
clim.send('\n')
clim.send( ' RTPproxy: #%d\n' % ridx)
clim.send( ' name = %s\n' % rtpp.name)
clim.send( ' address = %s\n' % format_address(rtpp.address))
if rtpp.wan_address != None:
clim.send(' wan_address = %s\n' % rtpp.wan_address)
if rtpp.lan_address != None:
clim.send(' lan_address = %s\n' % rtpp.lan_address)
if rtpp.cmd_out_address != None:
clim.send(' cmd_out_address = %s\n' % rtpp.cmd_out_address)
clim.send( ' weight = %d\n' % rtpp.weight)
clim.send( ' capacity = %d\n' % rtpp.capacity)
clim.send( ' state = ')
if rtpp.online:
clim.send('online\n')
clim.send(' active sessions = ')
if rtpp.active_sessions == None:
clim.send('UNKNOWN\n')
else:
clim.send('%d\n' % rtpp.active_sessions)
clim.send(' capacity utilization = %f%%\n' % (rtpp.get_caputil() * 100.0))
clim.send(' average rtpc delay = %f sec\n' % rtpp.get_rtpc_delay())
else:
clim.send('offline\n')
clim.send(' status = %s\n' % rtpp.status)
ridx += 1
clim.send('\nOffline members of the cluster #%d:\n' % idx)
ridx = 0
for rtpp in rtp_cluster.pending:
if ridx > 0:
clim.send('\n')
clim.send( ' RTPproxy: #%d\n' % ridx)
clim.send( ' name = %s\n' % rtpp.name)
clim.send( ' address = %s\n' % format_address(rtpp.address))
if rtpp.wan_address != None:
clim.send(' wan_address = %s\n' % rtpp.wan_address)
if rtpp.lan_address != None:
clim.send(' lan_address = %s\n' % rtpp.lan_address)
if rtpp.cmd_out_address != None:
clim.send(' cmd_out_address = %s\n' % rtpp.cmd_out_address)
clim.send( ' weight = %d\n' % rtpp.weight)
clim.send( ' capacity = %d\n' % rtpp.capacity)
clim.send( ' state = ')
if rtpp.online:
clim.send('online\n')
else:
clim.send('offline\n')
ridx += 1
if ridx == 0:
clim.send('\n')
clim.send('OK\n')
return False
if cmd.startswith('modify'):
parts = cmd.split(None, 4)
rtp_cluster, idx = self.cluster_by_name(parts[1])
if rtp_cluster == None:
clim.send('ERROR: %s: cluster not found\n' % parts[1])
return False
if parts[2] == 'add':
kvs = parts[3].split(',')
rtpp_config = dict([x.split('=') for x in kvs])
rtpp, idx = rtp_cluster.rtpp_by_name(rtpp_config['name'])
if rtpp != None:
clim.send('ERROR: %s: RTPproxy already exists\n' % rtpp_config['name'])
return False
if rtpp_config['protocol'] not in ('unix', 'udp', 'udp6'):
raise Exception('Unsupported RTPproxy protocol: "%s"' % rtpp_config['protocol'])
if rtpp_config['protocol'] in ('udp', 'udp6'):
address = rtpp_config['address'].rsplit(':', 1)
if len(address) == 1:
address.append(22222)
else:
address[1] = int(address[1])
address = tuple(address)
if rtpp_config['protocol'] == 'udp':
family = AF_INET
else:
family = AF_INET6
else:
address = rtpp_config['address']
family = AF_UNIX
if 'cmd_out_address' in rtpp_config:
bind_address = rtpp_config['cmd_out_address']
else:
bind_address = None
rtpp = Rtp_cluster_member(rtpp_config['name'], self.global_config, \
address, bind_address, family = family)
if 'wan_address' in rtpp_config:
rtpp.wan_address = rtpp_config['wan_address']
if 'lan_address' in rtpp_config:
rtpp.lan_address = rtpp_config['lan_address']
rtpp.weight = int(rtpp_config['weight'])
rtpp.capacity = int(rtpp_config['capacity'])
rtpp.status = rtpp_config['status']
rtp_cluster.add_member(rtpp)
clim.send('OK\n')
return False
if parts[2] in ('remove', 'delete', 'pause', 'resume'):
rtpp, idx = rtp_cluster.rtpp_by_name(parts[3])
if rtpp == None:
clim.send('ERROR: %s: RTPproxy not found\n' % parts[3])
return False
if parts[2] in ('remove', 'delete'):
rtp_cluster.bring_down(rtpp)
elif parts[2] == 'pause':
rtpp.status = 'SUSPENDED'
elif parts[2] == 'resume':
rtpp.status = 'ACTIVE'
clim.send('OK\n')
return False
clim.send('ERROR: unsupported action: "%s"\n' % (parts[2],))
return False
if cmd in ('h', 'help'):
clim.send('Supported commands:\n' \
'\tls [CLUSTER_NAME]\n' \
'\tmodify CLUSTER_NAME [add|remove|delete|pause|resume] ARGS\n' \
'\treload\n' \
'\tquit\n')
return False
if cmd in ('q', 'quit', 'exit'):
clim.close()
return False
if cmd.startswith('reload'):
f = open(self.global_config['conffile'])
config = read_cluster_config(self.global_config, f.read())
new_rtp_clusters = []
new_rtpps_count = 0
for c in config:
rtp_cluster, idx = self.cluster_by_name(c['name'])
if rtp_cluster == None:
rtp_cluster = Rtp_cluster(self.global_config, c['name'], c['address'], \
dnconfig = c.get('dnconfig', None))
else:
rtp_cluster.update_dnrelay(c.get('dnconfig', None))
rtp_cluster.capacity_limit_soft = c.get('capacity_limit_soft', True)
new_rtpps = []
for rtpp_config in c['rtpproxies']:
#Rtp_cluster_member('rtpproxy1', self.global_config, ('127.0.0.1', 22222))
if rtpp_config['protocol'] not in ('unix', 'udp', 'udp6'):
raise Exception('Unsupported RTPproxy protocol: "%s"' % rtpp_config['protocol'])
if rtpp_config['protocol'] in ('udp', 'udp6'):
address = rtpp_config['address'].rsplit(':', 1)
if len(address) == 1:
address.append(22222)
else:
address[1] = int(address[1])
address = tuple(address)
if rtpp_config['protocol'] == 'udp':
family = AF_INET
else:
family = AF_INET6
else:
address = rtpp_config['address']
family = AF_UNIX
rtpp, idx = rtp_cluster.rtpp_by_name(rtpp_config['name'])
if rtpp == None:
if 'cmd_out_address' in rtpp_config:
bind_address = rtpp_config['cmd_out_address']
else:
bind_address = None
rtpp = Rtp_cluster_member(rtpp_config['name'], self.global_config, \
address, bind_address, family = family)
rtpp.weight = rtpp_config['weight']
rtpp.capacity = rtpp_config['capacity']
rtpp.status = rtpp_config['status']
if 'wan_address' in rtpp_config:
rtpp.wan_address = rtpp_config['wan_address']
if 'lan_address' in rtpp_config:
rtpp.lan_address = rtpp_config['lan_address']
rtpp.status = rtpp_config['status'].upper()
rtp_cluster.add_member(rtpp)
else:
if 'cmd_out_address' in rtpp_config:
rtpp.cmd_out_address = rtpp_config['cmd_out_address']
else:
rtpp.cmd_out_address = None
rtpp.reconnect(address)
rtpp.weight = rtpp_config['weight']
rtpp.capacity = rtpp_config['capacity']
rtpp.status = rtpp_config['status']
if 'wan_address' in rtpp_config:
rtpp.wan_address = rtpp_config['wan_address']
else:
rtpp.wan_address = None
if 'lan_address' in rtpp_config:
rtpp.lan_address = rtpp_config['lan_address']
else:
rtpp.lan_address = None
rtpp.status = rtpp_config['status'].upper()
new_rtpps.append(rtpp)
new_rtpps_count += len(new_rtpps)
for rtpp in [x for x in rtp_cluster.all_members() if x not in new_rtpps]:
rtp_cluster.bring_down(rtpp)
new_rtp_clusters.append(rtp_cluster)
for rtp_cluster in [x for x in self.rtp_clusters if x not in new_rtp_clusters]:
rtp_cluster.shutdown()
self.rtp_clusters = new_rtp_clusters
clim.send('Loaded %d clusters and %d RTP proxies\n' % (len(self.rtp_clusters), new_rtpps_count))
clim.send('OK\n')
return False
##if cmd.startswith('objstats'):
## parts = cmd.split(None, 2)
## if len(parts) > 1:
## limit = int(parts[1])
## else:
## limit = 20
## stats = sorted(typestats().items(), key=operator.itemgetter(1),
## reverse=True)
## stats = stats[:limit]
## width = max(len(name) for name, count in stats)
## for name, count in stats[:limit]:
## clim.send('\t%s %d\n' % (name.ljust(width), count))
## return False
clim.send('ERROR: unknown command\n')
return False