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-rwxr-xr-xdocker/docker-puppet.py93
1 files changed, 66 insertions, 27 deletions
diff --git a/docker/docker-puppet.py b/docker/docker-puppet.py
index d9d0c255..4d9d40d4 100755
--- a/docker/docker-puppet.py
+++ b/docker/docker-puppet.py
@@ -18,9 +18,11 @@
# that can be used to generate config files or run ad-hoc puppet modules
# inside of a container.
+import glob
import json
import logging
import os
+import sys
import subprocess
import sys
import tempfile
@@ -55,6 +57,28 @@ def pull_image(name):
log.debug(cmd_stderr)
+def match_config_volume(prefix, config):
+ # Match the mounted config volume - we can't just use the
+ # key as e.g "novacomute" consumes config-data/nova
+ volumes = config.get('volumes', [])
+ config_volume=None
+ for v in volumes:
+ if v.startswith(prefix):
+ config_volume = os.path.relpath(
+ v.split(":")[0], prefix).split("/")[0]
+ break
+ return config_volume
+
+
+def get_config_hash(prefix, config_volume):
+ hashfile = os.path.join(prefix, "%s.md5sum" % config_volume)
+ hash_data = None
+ if os.path.isfile(hashfile):
+ with open(hashfile) as f:
+ hash_data = f.read().rstrip()
+ return hash_data
+
+
def rm_container(name):
if os.environ.get('SHOW_DIFF', None):
log.info('Diffing container: %s' % name)
@@ -166,37 +190,27 @@ def mp_puppet_config((config_volume, puppet_tags, manifest, config_image, volume
if [ -n "$PUPPET_TAGS" ]; then
TAGS="--tags \"$PUPPET_TAGS\""
fi
+
+ # workaround LP1696283
+ mkdir -p /etc/ssh
+ touch /etc/ssh/ssh_known_hosts
+
FACTER_hostname=$HOSTNAME FACTER_uuid=docker /usr/bin/puppet apply --verbose $TAGS /etc/config.pp
# Disables archiving
if [ -z "$NO_ARCHIVE" ]; then
- rm -Rf /var/lib/config-data/${NAME}
-
- # copying etc should be enough for most services
- mkdir -p /var/lib/config-data/${NAME}/etc
- cp -a /etc/* /var/lib/config-data/${NAME}/etc/
-
- # workaround LP1696283
- mkdir -p /var/lib/config-data/${NAME}/etc/ssh
- touch /var/lib/config-data/${NAME}/etc/ssh/ssh_known_hosts
-
- if [ -d /root/ ]; then
- cp -a /root/ /var/lib/config-data/${NAME}/root/
- fi
- if [ -d /var/lib/ironic/tftpboot/ ]; then
- mkdir -p /var/lib/config-data/${NAME}/var/lib/ironic/
- cp -a /var/lib/ironic/tftpboot/ /var/lib/config-data/${NAME}/var/lib/ironic/tftpboot/
- fi
- if [ -d /var/lib/ironic/httpboot/ ]; then
- mkdir -p /var/lib/config-data/${NAME}/var/lib/ironic/
- cp -a /var/lib/ironic/httpboot/ /var/lib/config-data/${NAME}/var/lib/ironic/httpboot/
- fi
-
- # apache services may files placed in /var/www/
- if [ -d /var/www/ ]; then
- mkdir -p /var/lib/config-data/${NAME}/var/www
- cp -a /var/www/* /var/lib/config-data/${NAME}/var/www/
- fi
+ archivedirs=("/etc" "/root" "/var/lib/ironic/tftpboot" "/var/lib/ironic/httpboot" "/var/www")
+ rsync_srcs=""
+ for d in "${archivedirs[@]}"; do
+ if [ -d "$d" ]; then
+ rsync_srcs+=" $d"
+ fi
+ done
+ rsync -a -R --delay-updates --delete-after $rsync_srcs /var/lib/config-data/${NAME}
+
+ # Write a checksum of the config-data dir, this is used as a
+ # salt to trigger container restart when the config changes
+ tar cf - /var/lib/config-data/${NAME} | md5sum | awk '{print $1}' > /var/lib/config-data/${NAME}.md5sum
fi
""")
@@ -297,5 +311,30 @@ for returncode, config_volume in zip(returncodes, config_volumes):
log.error('ERROR configuring %s' % config_volume)
success = False
+
+# Update the startup configs with the config hash we generated above
+config_volume_prefix = os.environ.get('CONFIG_VOLUME_PREFIX', '/var/lib/config-data')
+log.debug('CONFIG_VOLUME_PREFIX: %s' % config_volume_prefix)
+startup_configs = os.environ.get('STARTUP_CONFIG_PATTERN', '/var/lib/tripleo-config/docker-container-startup-config-step_*.json')
+log.debug('STARTUP_CONFIG_PATTERN: %s' % startup_configs)
+infiles = glob.glob('/var/lib/tripleo-config/docker-container-startup-config-step_*.json')
+for infile in infiles:
+ with open(infile) as f:
+ infile_data = json.load(f)
+
+ for k, v in infile_data.iteritems():
+ config_volume = match_config_volume(config_volume_prefix, v)
+ if config_volume:
+ config_hash = get_config_hash(config_volume_prefix, config_volume)
+ if config_hash:
+ env = v.get('environment', [])
+ env.append("TRIPLEO_CONFIG_HASH=%s" % config_hash)
+ log.debug("Updating config hash for %s, config_volume=%s hash=%s" % (k, config_volume, config_hash))
+ infile_data[k]['environment'] = env
+
+ outfile = os.path.join(os.path.dirname(infile), "hashed-" + os.path.basename(infile))
+ with open(outfile, 'w') as out_f:
+ json.dump(infile_data, out_f)
+
if not success:
sys.exit(1)