1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
#!/usr/bin/env python
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#
import qmf.console, optparse, sys
from qpid.management import managementChannel, managementClient
usage="""
Usage: qpid-ha-status [broker-address] [status]
If status is specified, sets the HA status of the broker. Otherwise prints the current HA status. Status must be one of: primary, backup, solo.
"""
STATUS_VALUES=["primary", "backup"]
def is_valid_status(value): return value in STATUS_VALUES
def validate_status(value):
if not is_valid_status(value):
raise Exception("Invalid HA status value: %s"%(value))
class HaBroker:
def __init__(self, broker, session):
self.session = session
self.qmf_broker = self.session.addBroker(
broker, client_properties={"qpid.ha-admin":1})
ha_brokers=self.session.getObjects(_class="habroker", _package="org.apache.qpid.ha")
if (not ha_brokers): raise Exception("Broker does not have HA enabled.")
self.ha_broker = ha_brokers[0];
def get_status(self):
return self.ha_broker.status
def set_status(self, value):
validate_status(value)
self.ha_broker.setStatus(value)
def parse_args(args):
broker, status = "localhost:5672", None
if args and is_valid_status(args[-1]):
status = args[-1]
args.pop()
if args: broker = args[0]
return broker, status
def main():
try:
session = qmf.console.Session()
try:
broker, status = parse_args(sys.argv[1:])
hb = HaBroker(broker, session)
if status: hb.set_status(status)
else: print hb.get_status()
finally:
session.close()
return 0
except Exception, e:
print e
return -1
if __name__ == "__main__":
sys.exit(main())
|