def cluster_changed():
unison.ssh_authorized_peers(user=rabbit.SSH_USER,
group='rabbit',
peer_interface='cluster',
ensure_local_user=True)
rabbit.synchronize_service_credentials()
if utils.is_relation_made('ha'):
utils.juju_log(
'INFO', 'hacluster relation is present, skipping native '
'rabbitmq cluster config.')
return
l_unit_no = os.getenv('JUJU_UNIT_NAME').split('/')[1]
r_unit_no = os.getenv('JUJU_REMOTE_UNIT').split('/')[1]
if l_unit_no < r_unit_no:
utils.juju_log('INFO', 'cluster_joined: Relation lesser.')
return
cookie = utils.relation_get('cookie')
if cookie is None:
utils.juju_log('INFO', 'cluster_joined: cookie not yet set.')
return
if open(rabbit.COOKIE_PATH, 'r').read().strip() == cookie:
utils.juju_log('INFO', 'Cookie already synchronized with peer.')
else:
utils.juju_log('INFO', 'Synchronizing erlang cookie from peer.')
rabbit.service('stop')
with open(rabbit.COOKIE_PATH, 'wb') as out:
out.write(cookie)
rabbit.service('start')
# cluster with other nodes
rabbit.cluster_with()
def cluster_changed():
unison.ssh_authorized_peers(user=rabbit.SSH_USER,
group='rabbit',
peer_interface='cluster',
ensure_local_user=True)
rabbit.synchronize_service_credentials()
if utils.is_relation_made('ha'):
utils.juju_log('INFO',
'hacluster relation is present, skipping native '
'rabbitmq cluster config.')
return
l_unit_no = os.getenv('JUJU_UNIT_NAME').split('/')[1]
r_unit_no = os.getenv('JUJU_REMOTE_UNIT').split('/')[1]
if l_unit_no < r_unit_no:
utils.juju_log('INFO', 'cluster_joined: Relation lesser.')
return
cookie = utils.relation_get('cookie')
if cookie is None:
utils.juju_log('INFO',
'cluster_joined: cookie not yet set.')
return
if open(rabbit.COOKIE_PATH, 'r').read().strip() == cookie:
utils.juju_log('INFO', 'Cookie already synchronized with peer.')
else:
utils.juju_log('INFO', 'Synchronizing erlang cookie from peer.')
rabbit.service('stop')
with open(rabbit.COOKIE_PATH, 'wb') as out:
out.write(cookie)
rabbit.service('start')
# cluster with other nodes
rabbit.cluster_with()
def cluster_changed():
if utils.is_relation_made('ha'):
utils.juju_log('INFO',
'hacluster relation is present, skipping native '\
'rabbitmq cluster config.')
return
l_unit_no = os.getenv('JUJU_UNIT_NAME').split('/')[1]
r_unit_no = os.getenv('JUJU_REMOTE_UNIT').split('/')[1]
if l_unit_no < r_unit_no:
utils.juju_log('INFO', 'cluster_joined: Relation lesser.')
return
remote_host = utils.relation_get('host')
cookie = utils.relation_get('cookie')
if None in [remote_host, cookie]:
utils.juju_log('INFO',
'cluster_joined: remote_host|cookie not yet set.')
return
if open(rabbit.COOKIE_PATH, 'r').read().strip() == cookie:
utils.juju_log('INFO', 'Cookie already synchronized with peer.')
return
utils.juju_log('INFO', 'Synchronizing erlang cookie from peer.')
rabbit.service('stop')
with open(rabbit.COOKIE_PATH, 'wb') as out:
out.write(cookie)
rabbit.service('start')
rabbit.cluster_with(remote_host)
def cluster_joined():
unison.ssh_authorized_peers(user=rabbit.SSH_USER,
group='rabbit',
peer_interface='cluster',
ensure_local_user=True)
if utils.is_relation_made('ha'):
utils.juju_log('INFO',
'hacluster relation is present, skipping native '
'rabbitmq cluster config.')
return
l_unit_no = os.getenv('JUJU_UNIT_NAME').split('/')[1]
r_unit_no = os.getenv('JUJU_REMOTE_UNIT').split('/')[1]
if l_unit_no > r_unit_no:
utils.juju_log('INFO', 'cluster_joined: Relation greater.')
return
rabbit.COOKIE_PATH = '/var/lib/rabbitmq/.erlang.cookie'
if not os.path.isfile(rabbit.COOKIE_PATH):
utils.juju_log('ERROR', 'erlang cookie missing from %s' %
rabbit.COOKIE_PATH)
return
cookie = open(rabbit.COOKIE_PATH, 'r').read().strip()
# add parent host to the relation
local_hostname = subprocess.check_output(['hostname']).strip()
utils.relation_set(cookie=cookie, host=local_hostname)
def ceph_changed():
utils.juju_log('INFO', 'Start Ceph Relation Changed')
auth = utils.relation_get('auth')
key = utils.relation_get('key')
if None in [auth, key]:
utils.juju_log('INFO', 'Missing key or auth in relation')
sys.exit(0)
ceph.configure(service=SERVICE_NAME, key=key, auth=auth)
if cluster.eligible_leader('res_rabbitmq_vip'):
rbd_img = utils.config_get('rbd-name')
rbd_size = utils.config_get('rbd-size')
sizemb = int(rbd_size.split('G')[0]) * 1024
blk_device = '/dev/rbd/%s/%s' % (POOL_NAME, rbd_img)
ceph.ensure_ceph_storage(service=SERVICE_NAME, pool=POOL_NAME,
rbd_img=rbd_img, sizemb=sizemb,
fstype='ext4', mount_point=RABBIT_DIR,
blk_device=blk_device,
system_services=['rabbitmq-server'])
else:
utils.juju_log('INFO',
'This is not the peer leader. Not configuring RBD.')
utils.juju_log('INFO', 'Stopping rabbitmq-server.')
utils.stop('rabbitmq-server')
# If 'ha' relation has been made before the 'ceph' relation
# it is important to make sure the ha-relation data is being
# sent.
if utils.is_relation_made('ha'):
utils.juju_log('INFO', '*ha* relation exists. Triggering ha_joined()')
ha_joined()
else:
utils.juju_log('INFO', '*ha* relation does not exist.')
utils.juju_log('INFO', 'Finish Ceph Relation Changed')
def cluster_joined():
unison.ssh_authorized_peers(user=rabbit.SSH_USER,
group='rabbit',
peer_interface='cluster',
ensure_local_user=True)
if utils.is_relation_made('ha'):
utils.juju_log(
'INFO', 'hacluster relation is present, skipping native '
'rabbitmq cluster config.')
return
l_unit_no = os.getenv('JUJU_UNIT_NAME').split('/')[1]
r_unit_no = os.getenv('JUJU_REMOTE_UNIT').split('/')[1]
if l_unit_no > r_unit_no:
utils.juju_log('INFO', 'cluster_joined: Relation greater.')
return
rabbit.COOKIE_PATH = '/var/lib/rabbitmq/.erlang.cookie'
if not os.path.isfile(rabbit.COOKIE_PATH):
utils.juju_log('ERROR',
'erlang cookie missing from %s' % rabbit.COOKIE_PATH)
return
cookie = open(rabbit.COOKIE_PATH, 'r').read().strip()
# add parent host to the relation
local_hostname = subprocess.check_output(['hostname']).strip()
utils.relation_set(cookie=cookie, host=local_hostname)
def ha_relation_joined():
vip = utils.config_get('vip')
vip_iface = utils.config_get('vip_iface')
vip_cidr = utils.config_get('vip_cidr')
corosync_bindiface = utils.config_get('ha-bindiface')
corosync_mcastport = utils.config_get('ha-mcastport')
if None in [vip, vip_cidr, vip_iface]:
utils.juju_log('WARNING',
'Insufficient VIP information to configure cluster')
sys.exit(1)
# Starting configuring resources.
init_services = {'res_mysqld': 'mysql'}
# If the 'ha' relation has been made *before* the 'ceph' relation,
# it doesn't make sense to make it until after the 'ceph' relation is made
if not utils.is_relation_made('ceph', 'auth'):
utils.juju_log('INFO',
'*ceph* relation does not exist. '
'Not sending *ha* relation data yet')
return
else:
utils.juju_log('INFO',
'*ceph* relation exists. Sending *ha* relation data')
block_storage = 'ceph'
resources = {
'res_mysql_rbd': 'ocf:ceph:rbd',
'res_mysql_fs': 'ocf:heartbeat:Filesystem',
'res_mysql_vip': 'ocf:heartbeat:IPaddr2',
'res_mysqld': 'upstart:mysql'}
rbd_name = utils.config_get('rbd-name')
resource_params = {
'res_mysql_rbd': 'params name="%s" pool="%s" user="******" '
'secret="%s"' %
(rbd_name, POOL_NAME,
SERVICE_NAME, ceph.keyfile_path(SERVICE_NAME)),
'res_mysql_fs': 'params device="/dev/rbd/%s/%s" directory="%s" '
'fstype="ext4" op start start-delay="10s"' %
(POOL_NAME, rbd_name, DATA_SRC_DST),
'res_mysql_vip': 'params ip="%s" cidr_netmask="%s" nic="%s"' %
(vip, vip_cidr, vip_iface),
'res_mysqld': 'op start start-delay="5s" op monitor interval="5s"'}
groups = {
'grp_mysql': 'res_mysql_rbd res_mysql_fs res_mysql_vip res_mysqld'}
for rel_id in utils.relation_ids('ha'):
utils.relation_set(rid=rel_id,
block_storage=block_storage,
corosync_bindiface=corosync_bindiface,
corosync_mcastport=corosync_mcastport,
resources=resources,
resource_params=resource_params,
init_services=init_services,
groups=groups)
def ha_relation_joined():
vip = utils.config_get("vip")
vip_iface = utils.config_get("vip_iface")
vip_cidr = utils.config_get("vip_cidr")
corosync_bindiface = utils.config_get("ha-bindiface")
corosync_mcastport = utils.config_get("ha-mcastport")
if None in [vip, vip_cidr, vip_iface]:
utils.juju_log("WARNING", "Insufficient VIP information to configure cluster")
sys.exit(1)
# Starting configuring resources.
init_services = {"res_mysqld": "mysql"}
# If the 'ha' relation has been made *before* the 'ceph' relation,
# it doesn't make sense to make it until after the 'ceph' relation is made
if not utils.is_relation_made("ceph", "auth"):
utils.juju_log("INFO", "*ceph* relation does not exist. " "Not sending *ha* relation data yet")
return
else:
utils.juju_log("INFO", "*ceph* relation exists. Sending *ha* relation data")
block_storage = "ceph"
resources = {
"res_mysql_rbd": "ocf:ceph:rbd",
"res_mysql_fs": "ocf:heartbeat:Filesystem",
"res_mysql_vip": "ocf:heartbeat:IPaddr2",
"res_mysqld": "upstart:mysql",
}
rbd_name = utils.config_get("rbd-name")
resource_params = {
"res_mysql_rbd": 'params name="%s" pool="%s" user="******" '
'secret="%s"' % (rbd_name, POOL_NAME, SERVICE_NAME, ceph.keyfile_path(SERVICE_NAME)),
"res_mysql_fs": 'params device="/dev/rbd/%s/%s" directory="%s" '
'fstype="ext4" op start start-delay="10s"' % (POOL_NAME, rbd_name, DATA_SRC_DST),
"res_mysql_vip": 'params ip="%s" cidr_netmask="%s" nic="%s"' % (vip, vip_cidr, vip_iface),
"res_mysqld": 'op start start-delay="5s" op monitor interval="5s"',
}
groups = {"grp_mysql": "res_mysql_rbd res_mysql_fs res_mysql_vip res_mysqld"}
for rel_id in utils.relation_ids("ha"):
utils.relation_set(
rid=rel_id,
block_storage=block_storage,
corosync_bindiface=corosync_bindiface,
corosync_mcastport=corosync_mcastport,
resources=resources,
resource_params=resource_params,
init_services=init_services,
groups=groups,
)
def cluster_departed():
if utils.is_relation_made('ha'):
utils.juju_log('INFO',
'hacluster relation is present, skipping native '
'rabbitmq cluster config.')
return
l_unit_no = os.getenv('JUJU_UNIT_NAME').split('/')[1]
r_unit_no = os.getenv('JUJU_REMOTE_UNIT').split('/')[1]
if l_unit_no < r_unit_no:
utils.juju_log('INFO', 'cluster_joined: Relation lesser.')
return
rabbit.break_cluster()
def cluster_departed():
if utils.is_relation_made('ha'):
utils.juju_log(
'INFO', 'hacluster relation is present, skipping native '
'rabbitmq cluster config.')
return
l_unit_no = os.getenv('JUJU_UNIT_NAME').split('/')[1]
r_unit_no = os.getenv('JUJU_REMOTE_UNIT').split('/')[1]
if l_unit_no < r_unit_no:
utils.juju_log('INFO', 'cluster_joined: Relation lesser.')
return
rabbit.break_cluster()
def amqp_changed(relation_id=None, remote_unit=None):
if not cluster.eligible_leader('res_rabbitmq_vip'):
msg = 'amqp_changed(): Deferring amqp_changed to eligible_leader.'
utils.juju_log('INFO', msg)
return
relation_settings = {}
settings = hookenv.relation_get(rid=relation_id, unit=remote_unit)
singleset = set([
'username',
'vhost'
])
if singleset.issubset(settings):
if None in [settings['username'], settings['vhost']]:
utils.juju_log('INFO', 'amqp_changed(): Relation not ready.')
return
relation_settings['password'] = configure_amqp(username=settings['username'],
vhost=settings['vhost'])
else:
queues = {}
for k, v in settings.iteritems():
amqp = k.split('_')[0]
x = '_'.join(k.split('_')[1:])
if amqp not in queues:
queues[amqp] = {}
queues[amqp][x] = v
relation_settings = {}
for amqp in queues:
if singleset.issubset(queues[amqp]):
relation_settings['_'.join([amqp, 'password'])] = configure_amqp(queues[amqp]['username'],
queues[amqp]['vhost'])
relation_settings['hostname'] = utils.unit_get('private-address')
if cluster.is_clustered():
relation_settings['clustered'] = 'true'
if utils.is_relation_made('ha'):
# active/passive settings
relation_settings['vip'] = utils.config_get('vip')
if relation_id:
relation_settings['rid'] = relation_id
utils.relation_set(**relation_settings)
# sync new creds to all peers
rabbit.synchronize_service_credentials()
def amqp_changed(relation_id=None, remote_unit=None):
if not cluster.eligible_leader('res_rabbitmq_vip'):
msg = 'amqp_changed(): Deferring amqp_changed to eligible_leader.'
utils.juju_log('INFO', msg)
return
relation_settings = {}
settings = hookenv.relation_get(rid=relation_id, unit=remote_unit)
singleset = set(['username', 'vhost'])
if singleset.issubset(settings):
if None in [settings['username'], settings['vhost']]:
utils.juju_log('INFO', 'amqp_changed(): Relation not ready.')
return
relation_settings['password'] = configure_amqp(
username=settings['username'], vhost=settings['vhost'])
else:
queues = {}
for k, v in settings.iteritems():
amqp = k.split('_')[0]
x = '_'.join(k.split('_')[1:])
if amqp not in queues:
queues[amqp] = {}
queues[amqp][x] = v
relation_settings = {}
for amqp in queues:
if singleset.issubset(queues[amqp]):
relation_settings['_'.join([amqp,
'password'])] = configure_amqp(
queues[amqp]['username'],
queues[amqp]['vhost'])
relation_settings['hostname'] = utils.unit_get('private-address')
if cluster.is_clustered():
relation_settings['clustered'] = 'true'
if utils.is_relation_made('ha'):
# active/passive settings
relation_settings['vip'] = utils.config_get('vip')
if relation_id:
relation_settings['rid'] = relation_id
utils.relation_set(**relation_settings)
# sync new creds to all peers
rabbit.synchronize_service_credentials()
def ceph_changed():
utils.juju_log('INFO', 'Start Ceph Relation Changed')
auth = utils.relation_get('auth')
key = utils.relation_get('key')
use_syslog = utils.relation_get('use_syslog')
if None in [auth, key]:
utils.juju_log('INFO', 'Missing key or auth in relation')
return
ceph.configure(service=SERVICE_NAME,
key=key,
auth=auth,
use_syslog=use_syslog)
if cluster.eligible_leader(LEADER_RES):
sizemb = int(utils.config_get('block-size')) * 1024
rbd_img = utils.config_get('rbd-name')
blk_device = '/dev/rbd/%s/%s' % (POOL_NAME, rbd_img)
rbd_pool_rep_count = utils.config_get('ceph-osd-replication-count')
ceph.ensure_ceph_storage(service=SERVICE_NAME,
pool=POOL_NAME,
rbd_img=rbd_img,
sizemb=sizemb,
fstype='ext4',
mount_point=DATA_SRC_DST,
blk_device=blk_device,
system_services=['mysql'],
rbd_pool_replicas=rbd_pool_rep_count)
else:
utils.juju_log('INFO',
'This is not the peer leader. Not configuring RBD.')
# Stopping MySQL
if utils.running('mysql'):
utils.juju_log('INFO', 'Stopping MySQL...')
utils.stop('mysql')
# If 'ha' relation has been made before the 'ceph' relation
# it is important to make sure the ha-relation data is being
# sent.
if utils.is_relation_made('ha'):
utils.juju_log(
'INFO', '*ha* relation exists. Making sure the ha'
' relation data is sent.')
ha_relation_joined()
return
utils.juju_log('INFO', 'Finish Ceph Relation Changed')
def cluster_joined():
if utils.is_relation_made('ha'):
utils.juju_log('INFO',
'hacluster relation is present, skipping native '\
'rabbitmq cluster config.')
return
l_unit_no = os.getenv('JUJU_UNIT_NAME').split('/')[1]
r_unit_no = os.getenv('JUJU_REMOTE_UNIT').split('/')[1]
if l_unit_no > r_unit_no:
utils.juju_log('INFO', 'cluster_joined: Relation greater.')
return
rabbit.COOKIE_PATH = '/var/lib/rabbitmq/.erlang.cookie'
if not os.path.isfile(rabbit.COOKIE_PATH):
utils.juju_log('ERROR', 'erlang cookie missing from %s' %\
rabbit.COOKIE_PATH)
cookie = open(rabbit.COOKIE_PATH, 'r').read().strip()
local_hostname = subprocess.check_output(['hostname']).strip()
utils.relation_set(cookie=cookie, host=local_hostname)
def ceph_changed():
utils.juju_log("INFO", "Start Ceph Relation Changed")
auth = utils.relation_get("auth")
key = utils.relation_get("key")
use_syslog = utils.relation_get("use_syslog")
if None in [auth, key]:
utils.juju_log("INFO", "Missing key or auth in relation")
return
ceph.configure(service=SERVICE_NAME, key=key, auth=auth, use_syslog=use_syslog)
if cluster.eligible_leader(LEADER_RES):
sizemb = int(utils.config_get("block-size")) * 1024
rbd_img = utils.config_get("rbd-name")
blk_device = "/dev/rbd/%s/%s" % (POOL_NAME, rbd_img)
rbd_pool_rep_count = utils.config_get("ceph-osd-replication-count")
ceph.ensure_ceph_storage(
service=SERVICE_NAME,
pool=POOL_NAME,
rbd_img=rbd_img,
sizemb=sizemb,
fstype="ext4",
mount_point=DATA_SRC_DST,
blk_device=blk_device,
system_services=["mysql"],
rbd_pool_replicas=rbd_pool_rep_count,
)
else:
utils.juju_log("INFO", "This is not the peer leader. Not configuring RBD.")
# Stopping MySQL
if utils.running("mysql"):
utils.juju_log("INFO", "Stopping MySQL...")
utils.stop("mysql")
# If 'ha' relation has been made before the 'ceph' relation
# it is important to make sure the ha-relation data is being
# sent.
if utils.is_relation_made("ha"):
utils.juju_log("INFO", "*ha* relation exists. Making sure the ha" " relation data is sent.")
ha_relation_joined()
return
utils.juju_log("INFO", "Finish Ceph Relation Changed")
def ceph_changed():
utils.juju_log('INFO', 'Start Ceph Relation Changed')
auth = utils.relation_get('auth')
key = utils.relation_get('key')
use_syslog = utils.relation_get('use_syslog')
if None in [auth, key]:
utils.juju_log('INFO', 'Missing key or auth in relation')
return
ceph.configure(service=SERVICE_NAME, key=key, auth=auth,
use_syslog=use_syslog)
if cluster.eligible_leader(LEADER_RES):
sizemb = int(utils.config_get('block-size')) * 1024
rbd_img = utils.config_get('rbd-name')
blk_device = '/dev/rbd/%s/%s' % (POOL_NAME, rbd_img)
rbd_pool_rep_count = utils.config_get('ceph-osd-replication-count')
ceph.ensure_ceph_storage(service=SERVICE_NAME, pool=POOL_NAME,
rbd_img=rbd_img, sizemb=sizemb,
fstype='ext4', mount_point=DATA_SRC_DST,
blk_device=blk_device,
system_services=['mysql'],
rbd_pool_replicas=rbd_pool_rep_count)
else:
utils.juju_log('INFO',
'This is not the peer leader. Not configuring RBD.')
# Stopping MySQL
if utils.running('mysql'):
utils.juju_log('INFO', 'Stopping MySQL...')
utils.stop('mysql')
# If 'ha' relation has been made before the 'ceph' relation
# it is important to make sure the ha-relation data is being
# sent.
if utils.is_relation_made('ha'):
utils.juju_log('INFO',
'*ha* relation exists. Making sure the ha'
' relation data is sent.')
ha_relation_joined()
return
utils.juju_log('INFO', 'Finish Ceph Relation Changed')
def ceph_changed():
utils.juju_log('INFO', 'Start Ceph Relation Changed')
auth = utils.relation_get('auth')
key = utils.relation_get('key')
if None in [auth, key]:
utils.juju_log('INFO', 'Missing key or auth in relation')
sys.exit(0)
ceph.configure(service=SERVICE_NAME, key=key, auth=auth)
if cluster.eligible_leader('res_rabbitmq_vip'):
rbd_img = utils.config_get('rbd-name')
rbd_size = utils.config_get('rbd-size')
sizemb = int(rbd_size.split('G')[0]) * 1024
blk_device = '/dev/rbd/%s/%s' % (POOL_NAME, rbd_img)
rbd_pool_rep_count = utils.config_get('ceph-osd-replication-count')
ceph.ensure_ceph_storage(service=SERVICE_NAME,
pool=POOL_NAME,
rbd_img=rbd_img,
sizemb=sizemb,
fstype='ext4',
mount_point=RABBIT_DIR,
blk_device=blk_device,
system_services=['rabbitmq-server'],
rbd_pool_replicas=rbd_pool_rep_count)
else:
utils.juju_log('INFO',
'This is not the peer leader. Not configuring RBD.')
utils.juju_log('INFO', 'Stopping rabbitmq-server.')
utils.stop('rabbitmq-server')
# If 'ha' relation has been made before the 'ceph' relation
# it is important to make sure the ha-relation data is being
# sent.
if utils.is_relation_made('ha'):
utils.juju_log('INFO', '*ha* relation exists. Triggering ha_joined()')
ha_joined()
else:
utils.juju_log('INFO', '*ha* relation does not exist.')
utils.juju_log('INFO', 'Finish Ceph Relation Changed')
def ha_relation_joined():
vip = utils.config_get('vip')
vip_iface = utils.config_get('vip_iface')
vip_cidr = utils.config_get('vip_cidr')
corosync_bindiface = utils.config_get('ha-bindiface')
corosync_mcastport = utils.config_get('ha-mcastport')
if None in [vip, vip_cidr, vip_iface]:
utils.juju_log('WARNING',
'Insufficient VIP information to configure cluster')
sys.exit(1)
# Starting configuring resources.
init_services = {
'res_mysqld': 'mysql',
}
# If the 'ha' relation has been made *before* the 'ceph' relation,
# it doesn't make sense to make it until after the 'ceph' relation is made
if not utils.is_relation_made('ceph', 'auth'):
utils.juju_log(
'INFO', '*ceph* relation does not exist. '
'Not sending *ha* relation data yet')
return
else:
utils.juju_log('INFO',
'*ceph* relation exists. Sending *ha* relation data')
block_storage = 'ceph'
resources = {
'res_mysql_rbd': 'ocf:ceph:rbd',
'res_mysql_fs': 'ocf:heartbeat:Filesystem',
'res_mysql_vip': 'ocf:heartbeat:IPaddr2',
'res_mysqld': 'upstart:mysql',
}
rbd_name = utils.config_get('rbd-name')
resource_params = {
'res_mysql_rbd': 'params name="%s" pool="%s" user="******" '
'secret="%s"' % \
(rbd_name, POOL_NAME,
SERVICE_NAME, ceph.keyfile_path(SERVICE_NAME)),
'res_mysql_fs': 'params device="/dev/rbd/%s/%s" directory="%s" '
'fstype="ext4" op start start-delay="10s"' % \
(POOL_NAME, rbd_name, DATA_SRC_DST),
'res_mysql_vip': 'params ip="%s" cidr_netmask="%s" nic="%s"' % \
(vip, vip_cidr, vip_iface),
'res_mysqld': 'op start start-delay="5s" op monitor interval="5s"',
}
groups = {
'grp_mysql': 'res_mysql_rbd res_mysql_fs res_mysql_vip res_mysqld',
}
for rel_id in utils.relation_ids('ha'):
utils.relation_set(rid=rel_id,
block_storage=block_storage,
corosync_bindiface=corosync_bindiface,
corosync_mcastport=corosync_mcastport,
resources=resources,
resource_params=resource_params,
init_services=init_services,
groups=groups)
def ha_joined():
corosync_bindiface = utils.config_get('ha-bindiface')
corosync_mcastport = utils.config_get('ha-mcastport')
vip = utils.config_get('vip')
vip_iface = utils.config_get('vip_iface')
vip_cidr = utils.config_get('vip_cidr')
rbd_name = utils.config_get('rbd-name')
if None in [
corosync_bindiface, corosync_mcastport, vip, vip_iface, vip_cidr,
rbd_name
]:
utils.juju_log(
'ERROR', 'Insufficient configuration data to '
'configure hacluster.')
sys.exit(1)
if not utils.is_relation_made('ceph', 'auth'):
utils.juju_log('INFO', 'ha_joined: No ceph relation yet, deferring.')
return
name = '%s@localhost' % SERVICE_NAME
if rabbit.get_node_name() != name:
utils.juju_log('INFO', 'Stopping rabbitmq-server.')
utils.stop('rabbitmq-server')
rabbit.set_node_name('%s@localhost' % SERVICE_NAME)
else:
utils.juju_log('INFO', 'Node name already set to %s.' % name)
relation_settings = {}
relation_settings['corosync_bindiface'] = corosync_bindiface
relation_settings['corosync_mcastport'] = corosync_mcastport
relation_settings['resources'] = {
'res_rabbitmq_rbd': 'ocf:ceph:rbd',
'res_rabbitmq_fs': 'ocf:heartbeat:Filesystem',
'res_rabbitmq_vip': 'ocf:heartbeat:IPaddr2',
'res_rabbitmq-server': 'lsb:rabbitmq-server',
}
relation_settings['resource_params'] = {
'res_rabbitmq_rbd':
'params name="%s" pool="%s" user="******" '
'secret="%s"' %
(rbd_name, POOL_NAME, SERVICE_NAME, ceph.keyfile_path(SERVICE_NAME)),
'res_rabbitmq_fs':
'params device="/dev/rbd/%s/%s" directory="%s" '
'fstype="ext4" op start start-delay="10s"' %
(POOL_NAME, rbd_name, RABBIT_DIR),
'res_rabbitmq_vip':
'params ip="%s" cidr_netmask="%s" nic="%s"' %
(vip, vip_cidr, vip_iface),
'res_rabbitmq-server':
'op start start-delay="5s" '
'op monitor interval="5s"',
}
relation_settings['groups'] = {
'grp_rabbitmq':
'res_rabbitmq_rbd res_rabbitmq_fs res_rabbitmq_vip '
'res_rabbitmq-server',
}
for rel_id in utils.relation_ids('ha'):
utils.relation_set(rid=rel_id, **relation_settings)
env_vars = {
'OPENSTACK_PORT_EPMD': 4369,
'OPENSTACK_PORT_MCASTPORT': utils.config_get('ha-mcastport'),
}
openstack.save_script_rc(**env_vars)
def ha_joined():
corosync_bindiface = utils.config_get('ha-bindiface')
corosync_mcastport = utils.config_get('ha-mcastport')
vip = utils.config_get('vip')
vip_iface = utils.config_get('vip_iface')
vip_cidr = utils.config_get('vip_cidr')
rbd_name = utils.config_get('rbd-name')
if None in [corosync_bindiface, corosync_mcastport, vip, vip_iface,
vip_cidr, rbd_name]:
utils.juju_log('ERROR', 'Insufficient configuration data to '
'configure hacluster.')
sys.exit(1)
if not utils.is_relation_made('ceph', 'auth'):
utils.juju_log('INFO',
'ha_joined: No ceph relation yet, deferring.')
return
name = '%s@localhost' % SERVICE_NAME
if rabbit.get_node_name() != name:
utils.juju_log('INFO', 'Stopping rabbitmq-server.')
utils.stop('rabbitmq-server')
rabbit.set_node_name('%s@localhost' % SERVICE_NAME)
else:
utils.juju_log('INFO', 'Node name already set to %s.' % name)
relation_settings = {}
relation_settings['corosync_bindiface'] = corosync_bindiface
relation_settings['corosync_mcastport'] = corosync_mcastport
relation_settings['resources'] = {
'res_rabbitmq_rbd': 'ocf:ceph:rbd',
'res_rabbitmq_fs': 'ocf:heartbeat:Filesystem',
'res_rabbitmq_vip': 'ocf:heartbeat:IPaddr2',
'res_rabbitmq-server': 'lsb:rabbitmq-server',
}
relation_settings['resource_params'] = {
'res_rabbitmq_rbd': 'params name="%s" pool="%s" user="******" '
'secret="%s"' %
(rbd_name, POOL_NAME,
SERVICE_NAME, ceph.keyfile_path(SERVICE_NAME)),
'res_rabbitmq_fs': 'params device="/dev/rbd/%s/%s" directory="%s" '
'fstype="ext4" op start start-delay="10s"' %
(POOL_NAME, rbd_name, RABBIT_DIR),
'res_rabbitmq_vip': 'params ip="%s" cidr_netmask="%s" nic="%s"' %
(vip, vip_cidr, vip_iface),
'res_rabbitmq-server': 'op start start-delay="5s" '
'op monitor interval="5s"',
}
relation_settings['groups'] = {
'grp_rabbitmq': 'res_rabbitmq_rbd res_rabbitmq_fs res_rabbitmq_vip '
'res_rabbitmq-server',
}
for rel_id in utils.relation_ids('ha'):
utils.relation_set(rid=rel_id, **relation_settings)
env_vars = {
'OPENSTACK_PORT_EPMD': 4369,
'OPENSTACK_PORT_MCASTPORT': utils.config_get('ha-mcastport'),
}
openstack.save_script_rc(**env_vars)