Add missing files
This commit is contained in:
James Page
parent
e66a379d5a
commit
d7a613df25
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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>ceilometer</name>
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<comment></comment>
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<projects>
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</projects>
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<buildSpec>
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<buildCommand>
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<name>org.python.pydev.PyDevBuilder</name>
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<arguments>
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</arguments>
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</buildCommand>
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</buildSpec>
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<natures>
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<nature>org.python.pydev.pythonNature</nature>
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</natures>
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</projectDescription>
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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<?eclipse-pydev version="1.0"?><pydev_project>
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<pydev_pathproperty name="org.python.pydev.PROJECT_SOURCE_PATH">
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<path>/ceilometer</path>
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</pydev_pathproperty>
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<pydev_property name="org.python.pydev.PYTHON_PROJECT_VERSION">python 2.7</pydev_property>
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<pydev_property name="org.python.pydev.PYTHON_PROJECT_INTERPRETER">Default</pydev_property>
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</pydev_project>
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@ -0,0 +1,332 @@
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#
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# Copyright 2012 Canonical Ltd.
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#
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# This file is sourced from lp:openstack-charm-helpers
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#
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# Authors:
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# James Page <james.page@ubuntu.com>
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# Paul Collins <paul.collins@canonical.com>
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# Adam Gandelman <adamg@ubuntu.com>
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#
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import json
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import os
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import subprocess
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import socket
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import sys
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def do_hooks(hooks):
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hook = os.path.basename(sys.argv[0])
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try:
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hook_func = hooks[hook]
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except KeyError:
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juju_log('INFO',
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"This charm doesn't know how to handle '{}'.".format(hook))
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else:
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hook_func()
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def install(*pkgs):
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cmd = [
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'apt-get',
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'-y',
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'install'
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]
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for pkg in pkgs:
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cmd.append(pkg)
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subprocess.check_call(cmd)
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TEMPLATES_DIR = 'templates'
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try:
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import jinja2
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except ImportError:
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install('python-jinja2')
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import jinja2
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try:
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import dns.resolver
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except ImportError:
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install('python-dnspython')
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import dns.resolver
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def render_template(template_name, context, template_dir=TEMPLATES_DIR):
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templates = jinja2.Environment(
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loader=jinja2.FileSystemLoader(template_dir)
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)
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template = templates.get_template(template_name)
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return template.render(context)
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CLOUD_ARCHIVE = \
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""" # Ubuntu Cloud Archive
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deb http://ubuntu-cloud.archive.canonical.com/ubuntu {} main
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"""
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CLOUD_ARCHIVE_POCKETS = {
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'folsom': 'precise-updates/folsom',
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'folsom/updates': 'precise-updates/folsom',
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'folsom/proposed': 'precise-proposed/folsom',
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'grizzly': 'precise-updates/grizzly',
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'grizzly/updates': 'precise-updates/grizzly',
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'grizzly/proposed': 'precise-proposed/grizzly'
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}
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def configure_source():
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source = str(config_get('openstack-origin'))
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if not source:
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return
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if source.startswith('ppa:'):
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cmd = [
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'add-apt-repository',
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source
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]
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subprocess.check_call(cmd)
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if source.startswith('cloud:'):
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# CA values should be formatted as cloud:ubuntu-openstack/pocket, eg:
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# cloud:precise-folsom/updates or cloud:precise-folsom/proposed
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install('ubuntu-cloud-keyring')
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pocket = source.split(':')[1]
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pocket = pocket.split('-')[1]
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with open('/etc/apt/sources.list.d/cloud-archive.list', 'w') as apt:
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apt.write(CLOUD_ARCHIVE.format(CLOUD_ARCHIVE_POCKETS[pocket]))
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if source.startswith('deb'):
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l = len(source.split('|'))
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if l == 2:
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(apt_line, key) = source.split('|')
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cmd = [
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'apt-key',
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'adv', '--keyserver keyserver.ubuntu.com',
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'--recv-keys', key
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]
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subprocess.check_call(cmd)
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elif l == 1:
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apt_line = source
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with open('/etc/apt/sources.list.d/quantum.list', 'w') as apt:
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apt.write(apt_line + "\n")
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cmd = [
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'apt-get',
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'update'
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]
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subprocess.check_call(cmd)
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# Protocols
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TCP = 'TCP'
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UDP = 'UDP'
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def expose(port, protocol='TCP'):
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cmd = [
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'open-port',
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'{}/{}'.format(port, protocol)
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]
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subprocess.check_call(cmd)
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def juju_log(severity, message):
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cmd = [
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'juju-log',
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'--log-level', severity,
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message
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]
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subprocess.check_call(cmd)
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cache = {}
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def cached(func):
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def wrapper(*args, **kwargs):
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global cache
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key = str((func, args, kwargs))
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try:
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return cache[key]
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except KeyError:
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res = func(*args, **kwargs)
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cache[key] = res
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return res
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return wrapper
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@cached
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def relation_ids(relation):
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cmd = [
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'relation-ids',
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relation
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]
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result = str(subprocess.check_output(cmd)).split()
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if result == "":
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return None
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else:
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return result
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@cached
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def relation_list(rid):
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cmd = [
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'relation-list',
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'-r', rid,
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]
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result = str(subprocess.check_output(cmd)).split()
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if result == "":
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return None
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else:
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return result
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@cached
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def relation_get(attribute, unit=None, rid=None):
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cmd = [
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'relation-get',
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]
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if rid:
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cmd.append('-r')
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cmd.append(rid)
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cmd.append(attribute)
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if unit:
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cmd.append(unit)
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value = subprocess.check_output(cmd).strip() # IGNORE:E1103
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if value == "":
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return None
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else:
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return value
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@cached
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def relation_get_dict(relation_id=None, remote_unit=None):
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"""Obtain all relation data as dict by way of JSON"""
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cmd = [
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'relation-get', '--format=json'
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]
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if relation_id:
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cmd.append('-r')
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cmd.append(relation_id)
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if remote_unit:
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remote_unit_orig = os.getenv('JUJU_REMOTE_UNIT', None)
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os.environ['JUJU_REMOTE_UNIT'] = remote_unit
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j = subprocess.check_output(cmd)
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if remote_unit and remote_unit_orig:
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os.environ['JUJU_REMOTE_UNIT'] = remote_unit_orig
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d = json.loads(j)
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settings = {}
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# convert unicode to strings
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for k, v in d.iteritems():
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settings[str(k)] = str(v)
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return settings
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def relation_set(**kwargs):
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cmd = [
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'relation-set'
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]
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args = []
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for k, v in kwargs.items():
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if k == 'rid':
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if v:
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cmd.append('-r')
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cmd.append(v)
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else:
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args.append('{}={}'.format(k, v))
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cmd += args
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subprocess.check_call(cmd)
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@cached
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def unit_get(attribute):
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cmd = [
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'unit-get',
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attribute
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]
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value = subprocess.check_output(cmd).strip() # IGNORE:E1103
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if value == "":
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return None
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else:
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return value
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@cached
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def config_get(attribute):
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cmd = [
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'config-get',
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'--format',
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'json',
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]
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out = subprocess.check_output(cmd).strip() # IGNORE:E1103
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cfg = json.loads(out)
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try:
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return cfg[attribute]
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except KeyError:
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return None
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@cached
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def get_unit_hostname():
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return socket.gethostname()
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@cached
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def get_host_ip(hostname=unit_get('private-address')):
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try:
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# Test to see if already an IPv4 address
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socket.inet_aton(hostname)
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return hostname
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except socket.error:
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answers = dns.resolver.query(hostname, 'A')
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if answers:
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return answers[0].address
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return None
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def _svc_control(service, action):
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subprocess.check_call(['service', service, action])
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def restart(*services):
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for service in services:
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_svc_control(service, 'restart')
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def stop(*services):
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for service in services:
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_svc_control(service, 'stop')
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def start(*services):
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for service in services:
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_svc_control(service, 'start')
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def reload(*services):
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for service in services:
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try:
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_svc_control(service, 'reload')
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except subprocess.CalledProcessError:
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# Reload failed - either service does not support reload
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# or it was not running - restart will fixup most things
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_svc_control(service, 'restart')
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def running(service):
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try:
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output = subprocess.check_output(['service', service, 'status'])
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except subprocess.CalledProcessError:
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return False
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else:
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if ("start/running" in output or
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"is running" in output):
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return True
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else:
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return False
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def is_relation_made(relation, key='private-address'):
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for r_id in (relation_ids(relation) or []):
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for unit in (relation_list(r_id) or []):
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if relation_get(key, rid=r_id, unit=unit):
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return True
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return False
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