Merge lp:~brad-marshall/charms/trusty/heat/add-nrpe-checks into lp:~openstack-charmers-archive/charms/trusty/heat/trunk
- Trusty Tahr (14.04)
- add-nrpe-checks
- Merge into trunk
Status: | Merged | ||||
---|---|---|---|---|---|
Merged at revision: | 28 | ||||
Proposed branch: | lp:~brad-marshall/charms/trusty/heat/add-nrpe-checks | ||||
Merge into: | lp:~openstack-charmers-archive/charms/trusty/heat/trunk | ||||
Diff against target: |
558 lines (+459/-2) 7 files modified
charm-helpers.yaml (+1/-0) config.yaml (+10/-0) hooks/charmhelpers/contrib/charmsupport/nrpe.py (+222/-0) hooks/charmhelpers/contrib/charmsupport/volumes.py (+156/-0) hooks/heat_relations.py (+58/-2) hooks/heat_utils.py (+8/-0) metadata.yaml (+4/-0) |
||||
To merge this branch: | bzr merge lp:~brad-marshall/charms/trusty/heat/add-nrpe-checks | ||||
Related bugs: |
|
Reviewer | Review Type | Date Requested | Status |
---|---|---|---|
Liam Young | Pending | ||
Review via email: mp+241920@code.launchpad.net |
This proposal supersedes a proposal from 2014-11-12.
Commit message
Description of the change
Adds nrpe-external-
Ryan Beisner (1chb1n) wrote : Posted in a previous version of this proposal | # |
Ryan Beisner (1chb1n) wrote : Posted in a previous version of this proposal | # |
UOSCI bot says:
charm_lint_check #988 trusty-heat for brad-marshall mp241493
LINT FAIL: lint-test failed
LINT Results (max last 5 lines):
ERROR:root:Make target returned non-zero.
Running flake8 tests: hooks/heat_
hooks/
hooks/
make: *** [lint] Error 1
Full lint test output: http://
Build: http://
Ryan Beisner (1chb1n) wrote : Posted in a previous version of this proposal | # |
UOSCI bot says:
charm_unit_test #823 trusty-heat for brad-marshall mp241493
UNIT FAIL: unit-test failed
UNIT Results (max last 5 lines):
heat_utils 46 6 87% 70-78
TOTAL 170 42 75%
Ran 21 tests in 0.504s
FAILED (errors=2)
make: *** [test] Error 1
Full unit test output: http://
Build: http://
Liam Young (gnuoy) wrote : Posted in a previous version of this proposal | # |
Thanks again for the sorely needed nagios checks. Just a few comments...
Please steal the services() method from nova-cloud-
Please can the check_upstart_job go into charmhelpers
There appears to be some lint errors:
Running flake8 tests: hooks/heat_
hooks/heat_
hooks/heat_
Makefile:5: recipe for target 'lint' failed
make: *** [lint] Error 1
uosci-testing-bot (uosci-testing-bot) wrote : Posted in a previous version of this proposal | # |
UOSCI bot says:
charm_lint_check #1091 trusty-heat for brad-marshall mp241493
LINT OK: passed
LINT Results (max last 5 lines):
INFO:root:Searching for: ['@flake8']
INFO:root:command: make -f Makefile lint
Running flake8 tests: OK
Running charm proof: W: metadata name (heat) must match directory name (trusty-heat) exactly for local deployment.
OK
Full lint test output: http://
Build: http://
uosci-testing-bot (uosci-testing-bot) wrote : Posted in a previous version of this proposal | # |
UOSCI bot says:
charm_unit_test #925 trusty-heat for brad-marshall mp241493
UNIT FAIL: unit-test failed
UNIT Results (max last 5 lines):
heat_utils 51 10 80% 70-78, 141-144
TOTAL 177 49 72%
Ran 21 tests in 0.492s
FAILED (errors=2)
make: *** [test] Error 1
Full unit test output: http://
Build: http://
uosci-testing-bot (uosci-testing-bot) wrote : Posted in a previous version of this proposal | # |
UOSCI bot says:
charm_amulet_test #433 trusty-heat for brad-marshall mp241493
AMULET FAIL: amulet-test missing
AMULET Results (max last 5 lines):
INFO:root:Workspace dir: /var/lib/
INFO:root:Reading file: Makefile
INFO:root:Searching for: ['@juju test']
INFO:root:Search string not found in makefile target commands.
ERROR:root:No make target was executed.
Full amulet test output: http://
Build: http://
uosci-testing-bot (uosci-testing-bot) wrote : | # |
UOSCI bot says:
charm_amulet_test #436 trusty-heat for brad-marshall mp241920
AMULET FAIL: amulet-test missing
AMULET Results (max last 5 lines):
INFO:root:Workspace dir: /var/lib/
INFO:root:Reading file: Makefile
INFO:root:Searching for: ['@juju test']
INFO:root:Search string not found in makefile target commands.
ERROR:root:No make target was executed.
Full amulet test output: http://
Build: http://
uosci-testing-bot (uosci-testing-bot) wrote : | # |
UOSCI bot says:
charm_lint_check #1094 trusty-heat for brad-marshall mp241920
LINT OK: passed
LINT Results (max last 5 lines):
INFO:root:Searching for: ['@flake8']
INFO:root:command: make -f Makefile lint
Running flake8 tests: OK
Running charm proof: W: metadata name (heat) must match directory name (trusty-heat) exactly for local deployment.
OK
Full lint test output: http://
Build: http://
uosci-testing-bot (uosci-testing-bot) wrote : | # |
UOSCI bot says:
charm_unit_test #928 trusty-heat for brad-marshall mp241920
UNIT FAIL: unit-test failed
UNIT Results (max last 5 lines):
heat_utils 51 10 80% 70-78, 141-144
TOTAL 177 49 72%
Ran 21 tests in 0.524s
FAILED (errors=2)
make: *** [test] Error 1
Full unit test output: http://
Build: http://
- 33. By Brad Marshall
-
[bradm] Removed nagios check files as they're now in n-e-m charm, added support for sysvinit daemon monitoring.
uosci-testing-bot (uosci-testing-bot) wrote : | # |
UOSCI bot says:
charm_lint_check #1120 trusty-heat for brad-marshall mp241920
LINT OK: passed
LINT Results (max last 5 lines):
INFO:root:Searching for: ['@flake8']
INFO:root:command: make -f Makefile lint
Running flake8 tests: OK
Running charm proof: W: metadata name (heat) must match directory name (trusty-heat) exactly for local deployment.
OK
Full lint test output: http://
Build: http://
uosci-testing-bot (uosci-testing-bot) wrote : | # |
UOSCI bot says:
charm_unit_test #954 trusty-heat for brad-marshall mp241920
UNIT FAIL: unit-test failed
UNIT Results (max last 5 lines):
heat_utils 51 10 80% 70-78, 141-144
TOTAL 185 57 69%
Ran 21 tests in 0.472s
FAILED (errors=2)
make: *** [test] Error 1
Full unit test output: http://
Build: http://
uosci-testing-bot (uosci-testing-bot) wrote : | # |
UOSCI bot says:
charm_amulet_test #462 trusty-heat for brad-marshall mp241920
AMULET FAIL: amulet-test missing
AMULET Results (max last 5 lines):
INFO:root:Workspace dir: /var/lib/
INFO:root:Reading file: Makefile
INFO:root:Searching for: ['@juju test']
INFO:root:Search string not found in makefile target commands.
ERROR:root:No make target was executed.
Full amulet test output: http://
Build: http://
uosci-testing-bot (uosci-testing-bot) wrote : | # |
UOSCI bot says:
charm_lint_check #1244 trusty-heat for brad-marshall mp241920
LINT OK: passed
LINT Results (max last 5 lines):
INFO:root:command: make -f Makefile lint
Running flake8 tests: OK
Running charm proof: W: metadata name (heat) must match directory name (trusty-heat) exactly for local deployment.
I: Categories are being deprecated in favor of tags. Please rename the "categories" field to "tags".
OK
Full lint test output: http://
Build: http://
uosci-testing-bot (uosci-testing-bot) wrote : | # |
UOSCI bot says:
charm_unit_test #1078 trusty-heat for brad-marshall mp241920
UNIT FAIL: unit-test failed
UNIT Results (max last 5 lines):
heat_utils 51 10 80% 70-78, 141-144
TOTAL 185 57 69%
Ran 21 tests in 0.434s
FAILED (errors=2)
make: *** [test] Error 1
Full unit test output: http://
Build: http://
uosci-testing-bot (uosci-testing-bot) wrote : | # |
UOSCI bot says:
charm_amulet_test #547 trusty-heat for brad-marshall mp241920
AMULET FAIL: amulet-test missing
AMULET Results (max last 5 lines):
INFO:root:Workspace dir: /var/lib/
INFO:root:Reading file: Makefile
INFO:root:Searching for: ['@juju test']
INFO:root:Search string not found in makefile target commands.
ERROR:root:No make target was executed.
Full amulet test output: http://
Build: http://
Preview Diff
1 | === modified file 'charm-helpers.yaml' |
2 | --- charm-helpers.yaml 2014-08-13 13:45:18 +0000 |
3 | +++ charm-helpers.yaml 2014-11-18 01:14:05 +0000 |
4 | @@ -10,3 +10,4 @@ |
5 | - apache |
6 | - cluster |
7 | - payload.execd |
8 | + - contrib.charmsupport |
9 | |
10 | === modified file 'config.yaml' |
11 | --- config.yaml 2014-04-08 20:05:44 +0000 |
12 | +++ config.yaml 2014-11-18 01:14:05 +0000 |
13 | @@ -44,3 +44,13 @@ |
14 | description: | |
15 | By default, all services will log into their corresponding log files. |
16 | Setting this to True will force all services to log to the syslog. |
17 | + nagios_context: |
18 | + default: "juju" |
19 | + type: string |
20 | + description: | |
21 | + Used by the nrpe-external-master subordinate charm. |
22 | + A string that will be prepended to instance name to set the host name |
23 | + in nagios. So for instance the hostname would be something like: |
24 | + juju-myservice-0 |
25 | + If you're running multiple environments with the same services in them |
26 | + this allows you to differentiate between them. |
27 | |
28 | === added directory 'files' |
29 | === added directory 'hooks/charmhelpers/contrib/charmsupport' |
30 | === added file 'hooks/charmhelpers/contrib/charmsupport/__init__.py' |
31 | === added file 'hooks/charmhelpers/contrib/charmsupport/nrpe.py' |
32 | --- hooks/charmhelpers/contrib/charmsupport/nrpe.py 1970-01-01 00:00:00 +0000 |
33 | +++ hooks/charmhelpers/contrib/charmsupport/nrpe.py 2014-11-18 01:14:05 +0000 |
34 | @@ -0,0 +1,222 @@ |
35 | +"""Compatibility with the nrpe-external-master charm""" |
36 | +# Copyright 2012 Canonical Ltd. |
37 | +# |
38 | +# Authors: |
39 | +# Matthew Wedgwood <matthew.wedgwood@canonical.com> |
40 | + |
41 | +import subprocess |
42 | +import pwd |
43 | +import grp |
44 | +import os |
45 | +import re |
46 | +import shlex |
47 | +import yaml |
48 | + |
49 | +from charmhelpers.core.hookenv import ( |
50 | + config, |
51 | + local_unit, |
52 | + log, |
53 | + relation_ids, |
54 | + relation_set, |
55 | +) |
56 | + |
57 | +from charmhelpers.core.host import service |
58 | + |
59 | +# This module adds compatibility with the nrpe-external-master and plain nrpe |
60 | +# subordinate charms. To use it in your charm: |
61 | +# |
62 | +# 1. Update metadata.yaml |
63 | +# |
64 | +# provides: |
65 | +# (...) |
66 | +# nrpe-external-master: |
67 | +# interface: nrpe-external-master |
68 | +# scope: container |
69 | +# |
70 | +# and/or |
71 | +# |
72 | +# provides: |
73 | +# (...) |
74 | +# local-monitors: |
75 | +# interface: local-monitors |
76 | +# scope: container |
77 | + |
78 | +# |
79 | +# 2. Add the following to config.yaml |
80 | +# |
81 | +# nagios_context: |
82 | +# default: "juju" |
83 | +# type: string |
84 | +# description: | |
85 | +# Used by the nrpe subordinate charms. |
86 | +# A string that will be prepended to instance name to set the host name |
87 | +# in nagios. So for instance the hostname would be something like: |
88 | +# juju-myservice-0 |
89 | +# If you're running multiple environments with the same services in them |
90 | +# this allows you to differentiate between them. |
91 | +# |
92 | +# 3. Add custom checks (Nagios plugins) to files/nrpe-external-master |
93 | +# |
94 | +# 4. Update your hooks.py with something like this: |
95 | +# |
96 | +# from charmsupport.nrpe import NRPE |
97 | +# (...) |
98 | +# def update_nrpe_config(): |
99 | +# nrpe_compat = NRPE() |
100 | +# nrpe_compat.add_check( |
101 | +# shortname = "myservice", |
102 | +# description = "Check MyService", |
103 | +# check_cmd = "check_http -w 2 -c 10 http://localhost" |
104 | +# ) |
105 | +# nrpe_compat.add_check( |
106 | +# "myservice_other", |
107 | +# "Check for widget failures", |
108 | +# check_cmd = "/srv/myapp/scripts/widget_check" |
109 | +# ) |
110 | +# nrpe_compat.write() |
111 | +# |
112 | +# def config_changed(): |
113 | +# (...) |
114 | +# update_nrpe_config() |
115 | +# |
116 | +# def nrpe_external_master_relation_changed(): |
117 | +# update_nrpe_config() |
118 | +# |
119 | +# def local_monitors_relation_changed(): |
120 | +# update_nrpe_config() |
121 | +# |
122 | +# 5. ln -s hooks.py nrpe-external-master-relation-changed |
123 | +# ln -s hooks.py local-monitors-relation-changed |
124 | + |
125 | + |
126 | +class CheckException(Exception): |
127 | + pass |
128 | + |
129 | + |
130 | +class Check(object): |
131 | + shortname_re = '[A-Za-z0-9-_]+$' |
132 | + service_template = (""" |
133 | +#--------------------------------------------------- |
134 | +# This file is Juju managed |
135 | +#--------------------------------------------------- |
136 | +define service {{ |
137 | + use active-service |
138 | + host_name {nagios_hostname} |
139 | + service_description {nagios_hostname}[{shortname}] """ |
140 | + """{description} |
141 | + check_command check_nrpe!{command} |
142 | + servicegroups {nagios_servicegroup} |
143 | +}} |
144 | +""") |
145 | + |
146 | + def __init__(self, shortname, description, check_cmd): |
147 | + super(Check, self).__init__() |
148 | + # XXX: could be better to calculate this from the service name |
149 | + if not re.match(self.shortname_re, shortname): |
150 | + raise CheckException("shortname must match {}".format( |
151 | + Check.shortname_re)) |
152 | + self.shortname = shortname |
153 | + self.command = "check_{}".format(shortname) |
154 | + # Note: a set of invalid characters is defined by the |
155 | + # Nagios server config |
156 | + # The default is: illegal_object_name_chars=`~!$%^&*"|'<>?,()= |
157 | + self.description = description |
158 | + self.check_cmd = self._locate_cmd(check_cmd) |
159 | + |
160 | + def _locate_cmd(self, check_cmd): |
161 | + search_path = ( |
162 | + '/', |
163 | + os.path.join(os.environ['CHARM_DIR'], |
164 | + 'files/nrpe-external-master'), |
165 | + '/usr/lib/nagios/plugins', |
166 | + '/usr/local/lib/nagios/plugins', |
167 | + ) |
168 | + parts = shlex.split(check_cmd) |
169 | + for path in search_path: |
170 | + if os.path.exists(os.path.join(path, parts[0])): |
171 | + command = os.path.join(path, parts[0]) |
172 | + if len(parts) > 1: |
173 | + command += " " + " ".join(parts[1:]) |
174 | + return command |
175 | + log('Check command not found: {}'.format(parts[0])) |
176 | + return '' |
177 | + |
178 | + def write(self, nagios_context, hostname): |
179 | + nrpe_check_file = '/etc/nagios/nrpe.d/{}.cfg'.format( |
180 | + self.command) |
181 | + with open(nrpe_check_file, 'w') as nrpe_check_config: |
182 | + nrpe_check_config.write("# check {}\n".format(self.shortname)) |
183 | + nrpe_check_config.write("command[{}]={}\n".format( |
184 | + self.command, self.check_cmd)) |
185 | + |
186 | + if not os.path.exists(NRPE.nagios_exportdir): |
187 | + log('Not writing service config as {} is not accessible'.format( |
188 | + NRPE.nagios_exportdir)) |
189 | + else: |
190 | + self.write_service_config(nagios_context, hostname) |
191 | + |
192 | + def write_service_config(self, nagios_context, hostname): |
193 | + for f in os.listdir(NRPE.nagios_exportdir): |
194 | + if re.search('.*{}.cfg'.format(self.command), f): |
195 | + os.remove(os.path.join(NRPE.nagios_exportdir, f)) |
196 | + |
197 | + templ_vars = { |
198 | + 'nagios_hostname': hostname, |
199 | + 'nagios_servicegroup': nagios_context, |
200 | + 'description': self.description, |
201 | + 'shortname': self.shortname, |
202 | + 'command': self.command, |
203 | + } |
204 | + nrpe_service_text = Check.service_template.format(**templ_vars) |
205 | + nrpe_service_file = '{}/service__{}_{}.cfg'.format( |
206 | + NRPE.nagios_exportdir, hostname, self.command) |
207 | + with open(nrpe_service_file, 'w') as nrpe_service_config: |
208 | + nrpe_service_config.write(str(nrpe_service_text)) |
209 | + |
210 | + def run(self): |
211 | + subprocess.call(self.check_cmd) |
212 | + |
213 | + |
214 | +class NRPE(object): |
215 | + nagios_logdir = '/var/log/nagios' |
216 | + nagios_exportdir = '/var/lib/nagios/export' |
217 | + nrpe_confdir = '/etc/nagios/nrpe.d' |
218 | + |
219 | + def __init__(self, hostname=None): |
220 | + super(NRPE, self).__init__() |
221 | + self.config = config() |
222 | + self.nagios_context = self.config['nagios_context'] |
223 | + self.unit_name = local_unit().replace('/', '-') |
224 | + if hostname: |
225 | + self.hostname = hostname |
226 | + else: |
227 | + self.hostname = "{}-{}".format(self.nagios_context, self.unit_name) |
228 | + self.checks = [] |
229 | + |
230 | + def add_check(self, *args, **kwargs): |
231 | + self.checks.append(Check(*args, **kwargs)) |
232 | + |
233 | + def write(self): |
234 | + try: |
235 | + nagios_uid = pwd.getpwnam('nagios').pw_uid |
236 | + nagios_gid = grp.getgrnam('nagios').gr_gid |
237 | + except: |
238 | + log("Nagios user not set up, nrpe checks not updated") |
239 | + return |
240 | + |
241 | + if not os.path.exists(NRPE.nagios_logdir): |
242 | + os.mkdir(NRPE.nagios_logdir) |
243 | + os.chown(NRPE.nagios_logdir, nagios_uid, nagios_gid) |
244 | + |
245 | + nrpe_monitors = {} |
246 | + monitors = {"monitors": {"remote": {"nrpe": nrpe_monitors}}} |
247 | + for nrpecheck in self.checks: |
248 | + nrpecheck.write(self.nagios_context, self.hostname) |
249 | + nrpe_monitors[nrpecheck.shortname] = { |
250 | + "command": nrpecheck.command, |
251 | + } |
252 | + |
253 | + service('restart', 'nagios-nrpe-server') |
254 | + |
255 | + for rid in relation_ids("local-monitors"): |
256 | + relation_set(relation_id=rid, monitors=yaml.dump(monitors)) |
257 | |
258 | === added file 'hooks/charmhelpers/contrib/charmsupport/volumes.py' |
259 | --- hooks/charmhelpers/contrib/charmsupport/volumes.py 1970-01-01 00:00:00 +0000 |
260 | +++ hooks/charmhelpers/contrib/charmsupport/volumes.py 2014-11-18 01:14:05 +0000 |
261 | @@ -0,0 +1,156 @@ |
262 | +''' |
263 | +Functions for managing volumes in juju units. One volume is supported per unit. |
264 | +Subordinates may have their own storage, provided it is on its own partition. |
265 | + |
266 | +Configuration stanzas: |
267 | + volume-ephemeral: |
268 | + type: boolean |
269 | + default: true |
270 | + description: > |
271 | + If false, a volume is mounted as sepecified in "volume-map" |
272 | + If true, ephemeral storage will be used, meaning that log data |
273 | + will only exist as long as the machine. YOU HAVE BEEN WARNED. |
274 | + volume-map: |
275 | + type: string |
276 | + default: {} |
277 | + description: > |
278 | + YAML map of units to device names, e.g: |
279 | + "{ rsyslog/0: /dev/vdb, rsyslog/1: /dev/vdb }" |
280 | + Service units will raise a configure-error if volume-ephemeral |
281 | + is 'true' and no volume-map value is set. Use 'juju set' to set a |
282 | + value and 'juju resolved' to complete configuration. |
283 | + |
284 | +Usage: |
285 | + from charmsupport.volumes import configure_volume, VolumeConfigurationError |
286 | + from charmsupport.hookenv import log, ERROR |
287 | + def post_mount_hook(): |
288 | + stop_service('myservice') |
289 | + def post_mount_hook(): |
290 | + start_service('myservice') |
291 | + |
292 | + if __name__ == '__main__': |
293 | + try: |
294 | + configure_volume(before_change=pre_mount_hook, |
295 | + after_change=post_mount_hook) |
296 | + except VolumeConfigurationError: |
297 | + log('Storage could not be configured', ERROR) |
298 | +''' |
299 | + |
300 | +# XXX: Known limitations |
301 | +# - fstab is neither consulted nor updated |
302 | + |
303 | +import os |
304 | +from charmhelpers.core import hookenv |
305 | +from charmhelpers.core import host |
306 | +import yaml |
307 | + |
308 | + |
309 | +MOUNT_BASE = '/srv/juju/volumes' |
310 | + |
311 | + |
312 | +class VolumeConfigurationError(Exception): |
313 | + '''Volume configuration data is missing or invalid''' |
314 | + pass |
315 | + |
316 | + |
317 | +def get_config(): |
318 | + '''Gather and sanity-check volume configuration data''' |
319 | + volume_config = {} |
320 | + config = hookenv.config() |
321 | + |
322 | + errors = False |
323 | + |
324 | + if config.get('volume-ephemeral') in (True, 'True', 'true', 'Yes', 'yes'): |
325 | + volume_config['ephemeral'] = True |
326 | + else: |
327 | + volume_config['ephemeral'] = False |
328 | + |
329 | + try: |
330 | + volume_map = yaml.safe_load(config.get('volume-map', '{}')) |
331 | + except yaml.YAMLError as e: |
332 | + hookenv.log("Error parsing YAML volume-map: {}".format(e), |
333 | + hookenv.ERROR) |
334 | + errors = True |
335 | + if volume_map is None: |
336 | + # probably an empty string |
337 | + volume_map = {} |
338 | + elif not isinstance(volume_map, dict): |
339 | + hookenv.log("Volume-map should be a dictionary, not {}".format( |
340 | + type(volume_map))) |
341 | + errors = True |
342 | + |
343 | + volume_config['device'] = volume_map.get(os.environ['JUJU_UNIT_NAME']) |
344 | + if volume_config['device'] and volume_config['ephemeral']: |
345 | + # asked for ephemeral storage but also defined a volume ID |
346 | + hookenv.log('A volume is defined for this unit, but ephemeral ' |
347 | + 'storage was requested', hookenv.ERROR) |
348 | + errors = True |
349 | + elif not volume_config['device'] and not volume_config['ephemeral']: |
350 | + # asked for permanent storage but did not define volume ID |
351 | + hookenv.log('Ephemeral storage was requested, but there is no volume ' |
352 | + 'defined for this unit.', hookenv.ERROR) |
353 | + errors = True |
354 | + |
355 | + unit_mount_name = hookenv.local_unit().replace('/', '-') |
356 | + volume_config['mountpoint'] = os.path.join(MOUNT_BASE, unit_mount_name) |
357 | + |
358 | + if errors: |
359 | + return None |
360 | + return volume_config |
361 | + |
362 | + |
363 | +def mount_volume(config): |
364 | + if os.path.exists(config['mountpoint']): |
365 | + if not os.path.isdir(config['mountpoint']): |
366 | + hookenv.log('Not a directory: {}'.format(config['mountpoint'])) |
367 | + raise VolumeConfigurationError() |
368 | + else: |
369 | + host.mkdir(config['mountpoint']) |
370 | + if os.path.ismount(config['mountpoint']): |
371 | + unmount_volume(config) |
372 | + if not host.mount(config['device'], config['mountpoint'], persist=True): |
373 | + raise VolumeConfigurationError() |
374 | + |
375 | + |
376 | +def unmount_volume(config): |
377 | + if os.path.ismount(config['mountpoint']): |
378 | + if not host.umount(config['mountpoint'], persist=True): |
379 | + raise VolumeConfigurationError() |
380 | + |
381 | + |
382 | +def managed_mounts(): |
383 | + '''List of all mounted managed volumes''' |
384 | + return filter(lambda mount: mount[0].startswith(MOUNT_BASE), host.mounts()) |
385 | + |
386 | + |
387 | +def configure_volume(before_change=lambda: None, after_change=lambda: None): |
388 | + '''Set up storage (or don't) according to the charm's volume configuration. |
389 | + Returns the mount point or "ephemeral". before_change and after_change |
390 | + are optional functions to be called if the volume configuration changes. |
391 | + ''' |
392 | + |
393 | + config = get_config() |
394 | + if not config: |
395 | + hookenv.log('Failed to read volume configuration', hookenv.CRITICAL) |
396 | + raise VolumeConfigurationError() |
397 | + |
398 | + if config['ephemeral']: |
399 | + if os.path.ismount(config['mountpoint']): |
400 | + before_change() |
401 | + unmount_volume(config) |
402 | + after_change() |
403 | + return 'ephemeral' |
404 | + else: |
405 | + # persistent storage |
406 | + if os.path.ismount(config['mountpoint']): |
407 | + mounts = dict(managed_mounts()) |
408 | + if mounts.get(config['mountpoint']) != config['device']: |
409 | + before_change() |
410 | + unmount_volume(config) |
411 | + mount_volume(config) |
412 | + after_change() |
413 | + else: |
414 | + before_change() |
415 | + mount_volume(config) |
416 | + after_change() |
417 | + return config['mountpoint'] |
418 | |
419 | === modified file 'hooks/heat_relations.py' |
420 | --- hooks/heat_relations.py 2014-04-12 20:48:50 +0000 |
421 | +++ hooks/heat_relations.py 2014-11-18 01:14:05 +0000 |
422 | @@ -20,6 +20,8 @@ |
423 | charm_dir, |
424 | log, |
425 | relation_set, |
426 | + relations_of_type, |
427 | + local_unit, |
428 | open_port, |
429 | unit_get |
430 | ) |
431 | @@ -45,6 +47,7 @@ |
432 | from heat_utils import ( |
433 | do_openstack_upgrade, |
434 | restart_map, |
435 | + services, |
436 | determine_packages, |
437 | register_configs, |
438 | HEAT_CONF, |
439 | @@ -54,6 +57,8 @@ |
440 | |
441 | from charmhelpers.payload.execd import execd_preinstall |
442 | |
443 | +from charmhelpers.contrib.charmsupport.nrpe import NRPE |
444 | + |
445 | hooks = Hooks() |
446 | CONFIGS = register_configs() |
447 | |
448 | @@ -69,8 +74,9 @@ |
449 | if os.path.isdir(_files): |
450 | for f in os.listdir(_files): |
451 | f = os.path.join(_files, f) |
452 | - log('Installing %s to /usr/bin' % f) |
453 | - shutil.copy2(f, '/usr/bin') |
454 | + if os.path.isfile(f): |
455 | + log('Installing %s to /usr/bin' % f) |
456 | + shutil.copy2(f, '/usr/bin') |
457 | |
458 | for port in API_PORTS.values(): |
459 | open_port(port) |
460 | @@ -81,6 +87,7 @@ |
461 | def config_changed(): |
462 | if openstack_upgrade_available('heat-engine'): |
463 | do_openstack_upgrade(CONFIGS) |
464 | + update_nrpe_config() |
465 | CONFIGS.write_all() |
466 | |
467 | |
468 | @@ -154,6 +161,55 @@ |
469 | CONFIGS.write_all() |
470 | |
471 | |
472 | +@hooks.hook('nrpe-external-master-relation-joined', |
473 | + 'nrpe-external-master-relation-changed') |
474 | +def update_nrpe_config(): |
475 | + # Find out if nrpe set nagios_hostname |
476 | + hostname = None |
477 | + host_context = None |
478 | + for rel in relations_of_type('nrpe-external-master'): |
479 | + if 'nagios_hostname' in rel: |
480 | + hostname = rel['nagios_hostname'] |
481 | + host_context = rel['nagios_host_context'] |
482 | + break |
483 | + nrpe = NRPE(hostname=hostname) |
484 | + apt_install('python-dbus') |
485 | + |
486 | + if host_context: |
487 | + current_unit = "%s:%s" % (host_context, local_unit()) |
488 | + else: |
489 | + current_unit = local_unit() |
490 | + |
491 | + services_to_monitor = services() |
492 | + |
493 | + for service in services_to_monitor: |
494 | + upstart_init = '/etc/init/%s.conf' % service |
495 | + sysv_init = '/etc/init.d/%s' % service |
496 | + |
497 | + if os.path.exists(upstart_init): |
498 | + nrpe.add_check( |
499 | + shortname=service, |
500 | + description='process check {%s}' % current_unit, |
501 | + check_cmd='check_upstart_job %s' % service, |
502 | + ) |
503 | + elif os.path.exists(sysv_init): |
504 | + cronpath = '/etc/cron.d/nagios-service-check-%s' % service |
505 | + cron_template = '*/5 * * * * root \ |
506 | +/usr/local/lib/nagios/plugins/check_exit_status.pl -s /etc/init.d/%s \ |
507 | +status > /var/lib/nagios/service-check-%s.txt\n' % (service, service) |
508 | + f = open(cronpath, 'w') |
509 | + f.write(cron_template) |
510 | + f.close() |
511 | + nrpe.add_check( |
512 | + shortname=service, |
513 | + description='process check {%s}' % current_unit, |
514 | + check_cmd='check_status_file.py -f \ |
515 | + /var/lib/nagios/service-check-%s.txt' % service, |
516 | + ) |
517 | + |
518 | + nrpe.write() |
519 | + |
520 | + |
521 | def main(): |
522 | try: |
523 | hooks.execute(sys.argv) |
524 | |
525 | === modified file 'hooks/heat_utils.py' |
526 | --- hooks/heat_utils.py 2014-04-12 21:40:16 +0000 |
527 | +++ hooks/heat_utils.py 2014-11-18 01:14:05 +0000 |
528 | @@ -134,3 +134,11 @@ |
529 | if svcs: |
530 | _map.append((f, svcs)) |
531 | return OrderedDict(_map) |
532 | + |
533 | + |
534 | +def services(): |
535 | + ''' Returns a list of services associate with this charm ''' |
536 | + _services = [] |
537 | + for v in restart_map().values(): |
538 | + _services = _services + v |
539 | + return list(set(_services)) |
540 | |
541 | === added symlink 'hooks/nrpe-external-master-relation-changed' |
542 | === target is u'heat_relations.py' |
543 | === added symlink 'hooks/nrpe-external-master-relation-joined' |
544 | === target is u'heat_relations.py' |
545 | === modified file 'metadata.yaml' |
546 | --- metadata.yaml 2014-04-16 08:19:26 +0000 |
547 | +++ metadata.yaml 2014-11-18 01:14:05 +0000 |
548 | @@ -5,6 +5,10 @@ |
549 | Heat is the main project in the OpenStack Orchestration program. It implements an |
550 | orchestration engine to launch multiple composite cloud applications based on |
551 | templates in the form of text files that can be treated like code. |
552 | +provides: |
553 | + nrpe-external-master: |
554 | + interface: nrpe-external-master |
555 | + scope: container |
556 | categories: |
557 | - openstack |
558 | requires: |
UOSCI bot says:
charm_amulet_test #368 trusty-heat for brad-marshall mp241493
AMULET FAIL: amulet-test missing
AMULET Results (max last 5 lines): jenkins/ workspace/ charm_amulet_ test
INFO:root:Workspace dir: /var/lib/
INFO:root:Reading file: Makefile
INFO:root:Searching for: ['@juju test']
INFO:root:Search string not found in makefile target commands.
ERROR:root:No make target was executed.
Full amulet test output: http:// paste.ubuntu. com/8955708/ 10.98.191. 181:8080/ job/charm_ amulet_ test/368/
Build: http://