3 # Licensed under the Apache License, Version 2.0 (the "License"); you may
4 # not use this file except in compliance with the License. You may obtain
5 # a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 # License for the specific language governing permissions and limitations
15 # Shell script tool to run puppet inside of the given docker container image.
16 # Uses the config file at /var/lib/docker-puppet/docker-puppet.json as a source for a JSON
17 # array of [config_volume, puppet_tags, manifest, config_image, [volumes]] settings
18 # that can be used to generate config files or run ad-hoc puppet modules
19 # inside of a container.
26 import multiprocessing
29 # this is to match what we do in deployed-server
31 subproc = subprocess.Popen(['hostname', '-s'],
32 stdout=subprocess.PIPE,
33 stderr=subprocess.PIPE)
34 cmd_stdout, cmd_stderr = subproc.communicate()
35 return cmd_stdout.rstrip()
39 print('Pulling image: %s' % name)
40 subproc = subprocess.Popen(['/usr/bin/docker', 'pull', name],
41 stdout=subprocess.PIPE,
42 stderr=subprocess.PIPE)
43 cmd_stdout, cmd_stderr = subproc.communicate()
48 def rm_container(name):
49 print('Removing container: %s' % name)
50 subproc = subprocess.Popen(['/usr/bin/docker', 'rm', name],
51 stdout=subprocess.PIPE,
52 stderr=subprocess.PIPE)
53 cmd_stdout, cmd_stderr = subproc.communicate()
57 process_count = int(os.environ.get('PROCESS_COUNT',
58 multiprocessing.cpu_count()))
60 config_file = os.environ.get('CONFIG', '/var/lib/docker-puppet/docker-puppet.json')
61 print('docker-puppet')
62 print('CONFIG: %s' % config_file)
63 with open(config_file) as f:
64 json_data = json.load(f)
66 # To save time we support configuring 'shared' services at the same
67 # time. For example configuring all of the heat services
68 # in a single container pass makes sense and will save some time.
69 # To support this we merge shared settings together here.
71 # We key off of config_volume as this should be the same for a
72 # given group of services. We are also now specifying the container
73 # in which the services should be configured. This should match
74 # in all instances where the volume name is also the same.
78 for service in (json_data or []):
81 config_volume = service[0] or ''
82 puppet_tags = service[1] or ''
83 manifest = service[2] or ''
84 config_image = service[3] or ''
85 volumes = service[4] if len(service) > 4 else []
88 print('config_volume %s' % config_volume)
89 print('puppet_tags %s' % puppet_tags)
90 print('manifest %s' % manifest)
91 print('config_image %s' % config_image)
92 print('volumes %s' % volumes)
93 # We key off of config volume for all configs.
94 if config_volume in configs:
95 # Append puppet tags and manifest.
96 print("Existing service, appending puppet tags and manifest\n")
98 configs[config_volume][1] = '%s,%s' % (configs[config_volume][1],
101 configs[config_volume][2] = '%s\n%s' % (configs[config_volume][2],
103 if configs[config_volume][3] != config_image:
104 print("WARNING: Config containers do not match even though"
105 " shared volumes are the same!\n")
107 print("Adding new service\n")
108 configs[config_volume] = service
110 print('Service compilation completed.\n')
112 def mp_puppet_config((config_volume, puppet_tags, manifest, config_image, volumes)):
115 print('config_volume %s' % config_volume)
116 print('puppet_tags %s' % puppet_tags)
117 print('manifest %s' % manifest)
118 print('config_image %s' % config_image)
119 print('volumes %s' % volumes)
120 hostname = short_hostname()
121 sh_script = '/var/lib/docker-puppet/docker-puppet-%s.sh' % config_volume
123 with open(sh_script, 'w') as script_file:
124 os.chmod(script_file.name, 0755)
125 script_file.write("""#!/bin/bash
128 cp -a /tmp/puppet-etc/* /etc/puppet
129 rm -Rf /etc/puppet/ssl # not in use and causes permission errors
130 echo '{"step": 6}' > /etc/puppet/hieradata/docker.json
132 if [ -n "%(puppet_tags)s" ]; then
133 TAGS='--tags "%(puppet_tags)s"'
135 FACTER_hostname=%(hostname)s FACTER_uuid=docker /usr/bin/puppet apply --verbose $TAGS /etc/config.pp
138 if [ -z "%(no_archive)s" ]; then
139 rm -Rf /var/lib/config-data/%(name)s
141 # copying etc should be enough for most services
142 mkdir -p /var/lib/config-data/%(name)s/etc
143 cp -a /etc/* /var/lib/config-data/%(name)s/etc/
145 if [ -d /root/ ]; then
146 cp -a /root/ /var/lib/config-data/%(name)s/root/
148 if [ -d /var/lib/ironic/tftpboot/ ]; then
149 mkdir -p /var/lib/config-data/%(name)s/var/lib/ironic/
150 cp -a /var/lib/ironic/tftpboot/ /var/lib/config-data/%(name)s/var/lib/ironic/tftpboot/
152 if [ -d /var/lib/ironic/httpboot/ ]; then
153 mkdir -p /var/lib/config-data/%(name)s/var/lib/ironic/
154 cp -a /var/lib/ironic/httpboot/ /var/lib/config-data/%(name)s/var/lib/ironic/httpboot/
157 # apache services may files placed in /var/www/
158 if [ -d /var/www/ ]; then
159 mkdir -p /var/lib/config-data/%(name)s/var/www
160 cp -a /var/www/* /var/lib/config-data/%(name)s/var/www/
163 """ % {'puppet_tags': puppet_tags, 'name': config_volume,
164 'hostname': hostname,
165 'no_archive': os.environ.get('NO_ARCHIVE', '')})
167 with tempfile.NamedTemporaryFile() as tmp_man:
168 with open(tmp_man.name, 'w') as man_file:
169 man_file.write('include ::tripleo::packages\n')
170 man_file.write(manifest)
172 rm_container('docker-puppet-%s' % config_volume)
173 pull_image(config_image)
175 dcmd = ['/usr/bin/docker', 'run',
177 '--name', 'docker-puppet-%s' % config_volume,
178 '--volume', '%s:/etc/config.pp:ro' % tmp_man.name,
179 '--volume', '/etc/puppet/:/tmp/puppet-etc/:ro',
180 '--volume', '/usr/share/openstack-puppet/modules/:/usr/share/openstack-puppet/modules/:ro',
181 '--volume', '/var/lib/config-data/:/var/lib/config-data/:rw',
182 '--volume', 'tripleo_logs:/var/log/tripleo/',
183 '--volume', '%s:%s:rw' % (sh_script, sh_script) ]
185 for volume in volumes:
186 dcmd.extend(['--volume', volume])
188 dcmd.extend(['--entrypoint', sh_script])
191 if os.environ.get('NET_HOST', 'false') == 'true':
192 print('NET_HOST enabled')
193 dcmd.extend(['--net', 'host', '--volume',
194 '/etc/hosts:/etc/hosts:ro'])
195 dcmd.append(config_image)
197 subproc = subprocess.Popen(dcmd, stdout=subprocess.PIPE,
198 stderr=subprocess.PIPE, env=env)
199 cmd_stdout, cmd_stderr = subproc.communicate()
202 if subproc.returncode != 0:
203 print('Failed running docker-puppet.py for %s' % config_volume)
204 rm_container('docker-puppet-%s' % config_volume)
205 return subproc.returncode
207 # Holds all the information for each process to consume.
208 # Instead of starting them all linearly we run them using a process
209 # pool. This creates a list of arguments for the above function
213 for config_volume in configs:
215 service = configs[config_volume]
216 puppet_tags = service[1] or ''
217 manifest = service[2] or ''
218 config_image = service[3] or ''
219 volumes = service[4] if len(service) > 4 else []
222 puppet_tags = "file,file_line,concat,%s" % puppet_tags
224 puppet_tags = "file,file_line,concat"
226 process_map.append([config_volume, puppet_tags, manifest, config_image, volumes])
228 for p in process_map:
231 # Fire off processes to perform each configuration. Defaults
232 # to the number of CPUs on the system.
233 p = multiprocessing.Pool(process_count)
234 p.map(mp_puppet_config, process_map)