def certs_changed(relation_id=None, unit=None):
# Ensure Rabbit has restart before telling the clients as rabbit may
# take time to restart.
@rabbit.restart_on_change(rabbit.restart_map())
def render_and_restart():
rabbit.ConfigRenderer(rabbit.CONFIG_FILES()).write_all()
render_and_restart()
update_clients()
def certs_changed(relation_id=None, unit=None):
# Ensure Rabbit has restart before telling the clients as rabbit may
# take time to restart.
@rabbit.restart_on_change(rabbit.restart_map())
def render_and_restart():
rabbit.ConfigRenderer(
rabbit.CONFIG_FILES).write_all()
render_and_restart()
update_clients()
return
if not os.path.isfile(rabbit.COOKIE_PATH):
log('erlang cookie missing from %s' % rabbit.COOKIE_PATH, level=ERROR)
return
if is_leader():
log('Leader peer_storing cookie', level=INFO)
cookie = open(rabbit.COOKIE_PATH, 'r').read().strip()
peer_store('cookie', cookie)
peer_store('leader_node_ip', unit_private_ip())
peer_store('leader_node_hostname', rabbit.get_unit_hostname())
@hooks.hook('cluster-relation-changed')
@rabbit.restart_on_change(rabbit.restart_map())
def cluster_changed(relation_id=None, remote_unit=None):
# Future travelers beware ordering is significant
rdata = relation_get(rid=relation_id, unit=remote_unit)
# sync passwords
blacklist = ['hostname', 'private-address', 'public-address']
whitelist = [a for a in rdata.keys() if a not in blacklist]
peer_echo(includes=whitelist)
cookie = peer_retrieve('cookie')
if not cookie:
log('cluster_changed: cookie not yet set.', level=INFO)
return
if rdata:
shutil.move(s, d)
if is_elected_leader('res_rabbitmq_vip'):
rabbit.migrate_passwords_to_peer_relation()
# explicitly update buggy file name naigos.passwd
old = os.path.join('var/lib/rabbitmq', 'naigos.passwd')
if os.path.isfile(old):
new = os.path.join('var/lib/rabbitmq', 'nagios.passwd')
shutil.move(old, new)
MAN_PLUGIN = 'rabbitmq_management'
@hooks.hook('config-changed')
@rabbit.restart_on_change(rabbit.restart_map())
@harden()
def config_changed():
# Update hosts with this unit's information
rabbit.update_hosts_file({
rabbit.get_unit_ip(config_override=rabbit.CLUSTER_OVERRIDE_CONFIG,
interface=rabbit.CLUSTER_INTERFACE):
rabbit.get_unit_hostname()
})
# Add archive source if provided
add_source(config('source'), config('key'))
apt_update(fatal=True)
# Copy in defaults file for updated ulimits
shutil.copyfile('templates/rabbitmq-server',
shutil.move(s, d)
if is_elected_leader('res_rabbitmq_vip'):
rabbit.migrate_passwords_to_peer_relation()
# explicitly update buggy file name naigos.passwd
old = os.path.join('var/lib/rabbitmq', 'naigos.passwd')
if os.path.isfile(old):
new = os.path.join('var/lib/rabbitmq', 'nagios.passwd')
shutil.move(old, new)
MAN_PLUGIN = 'rabbitmq_management'
@hooks.hook('config-changed')
@rabbit.restart_on_change(rabbit.restart_map())
@harden()
def config_changed():
if config('prefer-ipv6'):
rabbit.assert_charm_supports_ipv6()
# Add archive source if provided
add_source(config('source'), config('key'))
apt_update(fatal=True)
# Copy in defaults file for updated ulimits
shutil.copyfile(
'templates/rabbitmq-server',
'/etc/default/rabbitmq-server')
# Install packages to ensure any changes to source
# result in an upgrade if applicable.
if cookie_local == cookie:
log('Cookie already synchronized with peer.')
return
service_stop('rabbitmq-server')
with open(rabbit.COOKIE_PATH, 'wb') as out:
out.write(cookie.encode('ascii'))
if not is_unit_paused_set():
service_restart('rabbitmq-server')
rabbit.wait_app()
@hooks.hook('ha-relation-joined')
@rabbit.restart_on_change({rabbit.ENV_CONF:
rabbit.restart_map()[rabbit.ENV_CONF]})
def ha_joined():
corosync_bindiface = config('ha-bindiface')
corosync_mcastport = config('ha-mcastport')
vip = config('vip')
vip_iface = config('vip_iface')
vip_cidr = config('vip_cidr')
rbd_name = config('rbd-name')
vip_only = config('ha-vip-only')
if None in [corosync_bindiface, corosync_mcastport, vip, vip_iface,
vip_cidr, rbd_name] and vip_only is False:
log('Insufficient configuration data to configure hacluster.',
level=ERROR)
sys.exit(1)
elif None in [corosync_bindiface, corosync_mcastport, vip, vip_iface,