def cluster_changed():
CONFIGS.write_all()
if hookenv.relation_ids('cluster'):
ch_peerstorage.peer_echo(includes=['dbsync_state'])
dbsync_state = ch_peerstorage.peer_retrieve('dbsync_state')
if dbsync_state == 'complete':
if not ch_utils.is_unit_paused_set():
for svc in ncc_utils.services():
ch_host.service_resume(svc)
else:
hookenv.log('Unit is in paused state, not issuing '
'start/resume to all services')
else:
if not ch_utils.is_unit_paused_set():
hookenv.log('Database sync not ready. Shutting down services')
for svc in ncc_utils.services():
ch_host.service_pause(svc)
else:
hookenv.log(
'Database sync not ready. Would shut down services but '
'unit is in paused state, not issuing stop/pause to all '
'services')
# The shared metadata secret is stored in the leader-db and if its changed
# the gateway needs to know.
for rid in hookenv.relation_ids('quantum-network-service'):
quantum_joined(rid=rid, remote_restart=False)
def cluster_changed():
unison.ssh_authorized_peers(user=SSH_USER, group="juju_keystone", peer_interface="cluster", ensure_local_user=True)
# NOTE(jamespage) re-echo passwords for peer storage
echo_whitelist = ["_passwd", "identity-service:", "ssl-cert-master", "db-initialised", "ssl-cert-available-updates"]
log("Peer echo whitelist: %s" % (echo_whitelist), level=DEBUG)
peer_echo(includes=echo_whitelist, force=True)
check_peer_actions()
initialise_pki()
# Figure out if we need to mandate a sync
units = get_ssl_sync_request_units()
synced_units = relation_get(attribute="ssl-synced-units", unit=local_unit())
diff = None
if synced_units:
synced_units = json.loads(synced_units)
diff = set(units).symmetric_difference(set(synced_units))
if units and (not synced_units or diff):
log("New peers joined and need syncing - %s" % (", ".join(units)), level=DEBUG)
update_all_identity_relation_units_force_sync()
else:
update_all_identity_relation_units()
if not is_elected_leader(CLUSTER_RES) and is_ssl_cert_master():
# Force and sync and trigger a sync master re-election since we are not
# leader anymore.
force_ssl_sync()
else:
CONFIGS.write_all()
def cluster_changed():
CONFIGS.write_all()
if hookenv.relation_ids('cluster'):
ch_peerstorage.peer_echo(includes=['dbsync_state'])
dbsync_state = ch_peerstorage.peer_retrieve('dbsync_state')
if dbsync_state == 'complete':
if not ch_utils.is_unit_paused_set():
for svc in ncc_utils.services():
ch_host.service_resume(svc)
else:
hookenv.log('Unit is in paused state, not issuing '
'start/resume to all services')
else:
if not ch_utils.is_unit_paused_set():
hookenv.log('Database sync not ready. Shutting down services')
for svc in ncc_utils.services():
ch_host.service_pause(svc)
else:
hookenv.log(
'Database sync not ready. Would shut down services but '
'unit is in paused state, not issuing stop/pause to all '
'services')
# The shared metadata secret is stored in the leader-db and if its changed
# the gateway needs to know.
for rid in hookenv.relation_ids('quantum-network-service'):
quantum_joined(rid=rid, remote_restart=False)
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:
hostname = rdata.get('hostname', None)
private_address = rdata.get('private-address', None)
if hostname and private_address:
rabbit.update_hosts_file({private_address: hostname})
# sync the cookie with peers if necessary
update_cookie()
if is_relation_made('ha') and \
config('ha-vip-only') is False:
log('hacluster relation is present, skipping native '
'rabbitmq cluster config.', level=INFO)
return
# NOTE(freyes): all the nodes need to marked as 'clustered' (LP: #1691510)
rabbit.cluster_with()
if not is_leader():
update_nrpe_checks()
def cluster_changed():
# Need to make sure hostname is excluded to build inclusion list (paying
# attention to those excluded by default in peer_echo().
# TODO(dosaboy): extend peer_echo() to support providing exclusion list as
# well as inclusion list.
# NOTE(jamespage): deprecated - leader-election
rdata = relation_get()
inc_list = []
for attr in rdata.keys():
if attr not in [
'hostname', 'private-address', 'cluster-address',
'public-address', 'ready'
]:
inc_list.append(attr)
peer_echo(includes=inc_list)
# NOTE(jamespage): deprecated - leader-election
maybe_notify_bootstrapped()
cluster_joined()
config_changed()
if is_bootstrapped() and not seeded():
mark_seeded()
def test_peer_echo_includes(self):
peerstorage.is_leader.side_effect = NotImplementedError
settings = {'key1': 'value1'}
self._relation_get.copy.return_value = settings
self._relation_get.return_value = settings
peerstorage.peer_echo(['key1'])
self._relation_set.assert_called_with(relation_settings=settings)
def cluster_changed():
# NOTE(jamespage) re-echo passwords for peer storage
echo_whitelist = ['_passwd', 'identity-service:']
log("Peer echo whitelist: %s" % (echo_whitelist), level=DEBUG)
peer_echo(includes=echo_whitelist, force=True)
update_all_identity_relation_units()
CONFIGS.write_all()
def cluster_changed():
# NOTE(jamespage) re-echo passwords for peer storage
echo_whitelist = ['_passwd', 'identity-service:']
log("Peer echo whitelist: {}".format(echo_whitelist), level=DEBUG)
peer_echo(includes=echo_whitelist, force=True)
update_all_identity_relation_units()
CONFIGS.write_all()
def cluster_changed():
CONFIGS.write_all()
if relation_ids('cluster'):
peer_echo(includes=['dbsync_state'])
dbsync_state = peer_retrieve('dbsync_state')
if dbsync_state == 'complete':
enable_services()
cmd_all_services('start')
else:
log('Database sync not ready. Shutting down services')
disable_services()
cmd_all_services('stop')
def cluster_changed():
CONFIGS.write_all()
if relation_ids('cluster'):
peer_echo(includes=['dbsync_state'])
dbsync_state = peer_retrieve('dbsync_state')
if dbsync_state == 'complete':
enable_services()
cmd_all_services('start')
else:
log('Database sync not ready. Shutting down services')
disable_services()
cmd_all_services('stop')
def cluster_changed():
# Future travelers beware ordering is significant
rdata = relation_get()
# 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_joined: cookie not yet set.', level=INFO)
return
rdata = relation_get()
if rdata:
hostname = rdata.get('hostname', None)
private_address = rdata.get('private-address', None)
if hostname and private_address:
rabbit.update_hosts_file({private_address: hostname})
if not is_sufficient_peers():
log('Not enough peers, waiting until leader is configured',
level=INFO)
return
# sync the cookie with peers if necessary
update_cookie()
if is_relation_made('ha') and \
config('ha-vip-only') is False:
log('hacluster relation is present, skipping native '
'rabbitmq cluster config.', level=INFO)
return
# cluster with node?
try:
if not is_leader():
rabbit.cluster_with()
update_nrpe_checks()
except NotImplementedError:
if is_newer():
rabbit.cluster_with()
update_nrpe_checks()
# If cluster has changed peer db may have changed so run amqp_changed
# to sync any changes
for rid in relation_ids('amqp'):
for unit in related_units(rid):
amqp_changed(relation_id=rid, remote_unit=unit)
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:
hostname = rdata.get('hostname', None)
private_address = rdata.get('private-address', None)
if hostname and private_address:
rabbit.update_hosts_file({private_address: hostname})
# sync the cookie with peers if necessary
update_cookie()
if is_relation_made('ha') and \
config('ha-vip-only') is False:
log(
'hacluster relation is present, skipping native '
'rabbitmq cluster config.',
level=INFO)
return
if rabbit.is_sufficient_peers():
# NOTE(freyes): all the nodes need to marked as 'clustered'
# (LP: #1691510)
rabbit.cluster_with()
# Local rabbit maybe clustered now so check and inform clients if
# needed.
update_clients()
if is_leader():
if (leader_get(rabbit.CLUSTER_MODE_KEY) != config(
rabbit.CLUSTER_MODE_KEY)):
log("Informing peers via leaderdb to change {} to {}".format(
rabbit.CLUSTER_MODE_KEY, config(rabbit.CLUSTER_MODE_KEY)))
leader_set(
{rabbit.CLUSTER_MODE_KEY: config(rabbit.CLUSTER_MODE_KEY)})
rabbit.ConfigRenderer(rabbit.CONFIG_FILES).write_all()
if not is_leader() and is_relation_made('nrpe-external-master'):
update_nrpe_checks()
def cluster_changed():
# Need to make sure hostname is excluded to build inclusion list (paying
# attention to those excluded by default in peer_echo().
# TODO(dosaboy): extend peer_echo() to support providing exclusion list as
# well as inclusion list.
# NOTE(jamespage): deprecated - leader-election
rdata = relation_get()
inc_list = []
for attr in rdata.iterkeys():
if attr not in ['hostname', 'private-address', 'public-address']:
inc_list.append(attr)
peer_echo(includes=inc_list)
# NOTE(jamespage): deprecated - leader-election
config_changed()
def cluster_changed():
cookie = peer_retrieve('cookie')
if not cookie:
log('cluster_joined: cookie not yet set.', level=INFO)
return
rdata = relation_get()
if config('prefer-ipv6') and rdata.get('hostname'):
private_address = rdata['private-address']
hostname = rdata['hostname']
if hostname:
rabbit.update_hosts_file({private_address: hostname})
# sync passwords
blacklist = ['hostname', 'private-address', 'public-address']
whitelist = [a for a in rdata.keys() if a not in blacklist]
peer_echo(includes=whitelist)
if not is_sufficient_peers():
# Stop rabbit until leader has finished configuring
service_stop('rabbitmq-server')
return
# sync the cookie with peers if necessary
update_cookie()
if is_relation_made('ha') and \
config('ha-vip-only') is False:
log('hacluster relation is present, skipping native '
'rabbitmq cluster config.', level=INFO)
return
# cluster with node?
try:
if not is_leader():
rabbit.cluster_with()
update_nrpe_checks()
except NotImplementedError:
if is_newer():
rabbit.cluster_with()
update_nrpe_checks()
# If cluster has changed peer db may have changed so run amqp_changed
# to sync any changes
for rid in relation_ids('amqp'):
for unit in related_units(rid):
amqp_changed(relation_id=rid, remote_unit=unit)
def cluster_changed():
unison.ssh_authorized_peers(user=SSH_USER,
group=SSH_USER,
peer_interface='cluster',
ensure_local_user=True)
# NOTE(jamespage) re-echo passwords for peer storage
echo_whitelist = [
'_passwd', 'identity-service:', 'db-initialised',
'ssl-cert-available-updates'
]
# Don't echo if leader since a re-election may be in progress.
if not is_leader():
echo_whitelist.append('ssl-cert-master')
log("Peer echo whitelist: %s" % (echo_whitelist), level=DEBUG)
peer_echo(includes=echo_whitelist, force=True)
check_peer_actions()
initialise_pki()
if is_leader():
# Figure out if we need to mandate a sync
units = get_ssl_sync_request_units()
synced_units = relation_get_and_migrate(attribute='ssl-synced-units',
unit=local_unit())
diff = None
if synced_units:
synced_units = json.loads(synced_units)
diff = set(units).symmetric_difference(set(synced_units))
else:
units = None
if units and (not synced_units or diff):
log("New peers joined and need syncing - %s" % (', '.join(units)),
level=DEBUG)
update_all_identity_relation_units_force_sync()
else:
update_all_identity_relation_units()
if not is_leader() and is_ssl_cert_master():
# Force and sync and trigger a sync master re-election since we are not
# leader anymore.
force_ssl_sync()
else:
CONFIGS.write_all()
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:
hostname = rdata.get('hostname', None)
private_address = rdata.get('private-address', None)
if hostname and private_address:
rabbit.update_hosts_file({private_address: hostname})
# sync the cookie with peers if necessary
update_cookie()
if is_relation_made('ha') and \
config('ha-vip-only') is False:
log('hacluster relation is present, skipping native '
'rabbitmq cluster config.', level=INFO)
return
if rabbit.is_sufficient_peers():
# NOTE(freyes): all the nodes need to marked as 'clustered' (LP: #1691510)
rabbit.cluster_with()
if not is_leader() and is_relation_made('nrpe-external-master'):
update_nrpe_checks()
def cluster_changed():
# Echo any passwords placed on peer relation
peer_echo(includes=['.passwd'])
def test_peer_echo_includes(self):
peerstorage.peer_echo(['key1'])
self.relation_set.assert_called_with(
relation_settings={'key1': 'value1'})
def cluster_changed():
# Echo any passwords placed on peer relation
peer_echo(includes=['.passwd'])
