def joined(self):
"""Indicate the relation is connected and install required plugins."""
log("Installing and configuring gearman-plugin for Zuul communication")
# zuul relation requires we install the required plugins and set the
# address of the remote zuul/gearman service in the plugin setting.
plugins = Plugins()
plugins.install(PLUGINS)
self.set_state("{relation_name}.connected")
# Generate plugin config with address of remote unit.
zuul_host = relation_get("private-address")
zuul_config = ZUUL_CONFIG.format(zuul_host).encode("utf-8")
write_file(
GERMAN_PLUGIN, zuul_config, owner="jenkins", group="nogroup")
# Restart jenkins so changes will take efect.
service_restart("jenkins")
# Trigger the extension hook to update it with zuul relation data, if
# it's coded to do so.
hooks = Hooks()
hooks.execute(["extension-relation-joined"])
def joined(self):
"""Indicate the relation is connected and install required plugins."""
log("Installing and configuring gearman-plugin for Zuul communication")
# zuul relation requires we install the required plugins and set the
# address of the remote zuul/gearman service in the plugin setting.
plugins = Plugins()
plugins.install(PLUGINS)
self.set_state("{relation_name}.connected")
# Generate plugin config with address of remote unit.
zuul_host = relation_get("private-address")
zuul_config = ZUUL_CONFIG.format(zuul_host).encode("utf-8")
write_file(GERMAN_PLUGIN,
zuul_config,
owner="jenkins",
group="nogroup")
# Restart jenkins so changes will take efect.
service_restart("jenkins")
# Trigger the extension hook to update it with zuul relation data, if
# it's coded to do so.
hooks = Hooks()
hooks.execute(["extension-relation-joined"])
'res_monitor': 'op monitor interval="60s"',
}
clones = {
'cl_monitor': 'res_monitor meta interleave="true"',
}
relation_set(corosync_bindiface=cluster_config['ha-bindiface'],
corosync_mcastport=cluster_config['ha-mcastport'],
resources=resources,
resource_params=resource_params,
clones=clones)
@hooks.hook('ha-relation-departed')
def ha_relation_destroyed():
# If e.g. we want to upgrade to Juno and use native Neutron HA support then
# we need to un-corosync-cluster to enable the transition.
if config('ha-legacy-mode'):
stop_neutron_ha_monitor_daemon()
remove_legacy_ha_files()
if __name__ == '__main__':
try:
hooks.execute(sys.argv)
except UnregisteredHookError as e:
log('Unknown hook {} - skipping.'.format(e))
set_os_workload_status(CONFIGS,
REQUIRED_INTERFACES,
charm_func=check_optional_relations)
stop_neutron_ha_monitor_daemon()
remove_legacy_ha_files()
@hooks.hook('update-status')
@harden()
def update_status():
log('Updating status.')
@hooks.hook('pre-series-upgrade')
def pre_series_upgrade():
log("Running prepare series upgrade hook", "INFO")
series_upgrade_prepare(
pause_unit_helper, CONFIGS)
@hooks.hook('post-series-upgrade')
def post_series_upgrade():
log("Running complete series upgrade hook", "INFO")
series_upgrade_complete(
resume_unit_helper, CONFIGS)
if __name__ == '__main__':
try:
hooks.execute(sys.argv)
except UnregisteredHookError as e:
log('Unknown hook {} - skipping.'.format(e))
assess_status(CONFIGS)
def fix_hostname_resolv():
import socket
hostname = socket.gethostname()
# Make hostname resolvable
add_line_to_file('127.0.0.1 {}\n'.format(hostname), '/etc/hosts')
def add_line_to_file(line, filepath):
"""appends line to file if not present"""
filepath = os.path.realpath(filepath)
if not os.path.isdir(os.path.dirname(filepath)):
os.makedirs(os.path.dirname(filepath))
found = False
if os.path.isfile(filepath):
with open(filepath, 'r+') as myfile:
lst = myfile.readlines()
for existingline in lst:
if line in existingline:
print("line already present")
found = True
if not found:
myfile = open(filepath, 'a+')
myfile.write(line+"\n")
myfile.close()
if __name__ == "__main__":
HOOKS.execute(sys.argv)
