def pre_series_upgrade():
log("Running prepare series upgrade hook", "INFO")
# In order to indicate the step of the series upgrade process for
# administrators and automated scripts, the charm sets the paused and
# upgrading states.
set_unit_paused()
set_unit_upgrading()
def pre_series_upgrade():
log("Running prepare series upgrade hook", "INFO")
# In order to indicate the step of the series upgrade process for
# administrators and automated scripts, the charm sets the paused and
# upgrading states.
set_unit_paused()
set_unit_upgrading()
def series_upgrade_prepare():
set_unit_upgrading()
# HA services are shutdown when the unit receives series upgrade
# notifications from peers so cannot pause services.
if not is_unit_paused_set() and not is_waiting_unit_series_upgrade_set():
pause_unit()
notify_peers_of_series_upgrade()
def pre_series_upgrade():
log("Running prepare series upgrade hook", "INFO")
if not is_unit_paused_set():
for service in SWIFT_SVCS:
stopped = service_stop(service)
if not stopped:
raise Exception("{} didn't stop cleanly.".format(service))
set_unit_paused()
set_unit_upgrading()
def pre_series_upgrade():
hookenv.log("Running prepare series upgrade hook", "INFO")
# NOTE: In order to indicate the step of the series upgrade process for
# administrators and automated scripts, the charm sets the paused and
# upgrading states.
set_unit_paused()
set_unit_upgrading()
hookenv.status_set(
"blocked", "Ready for do-release-upgrade and reboot. "
"Set complete when finished.")
def series_upgrade_prepare():
set_unit_upgrading()
# HA services are shutdown when the unit receives series upgrade
# notifications from peers so cannot pause services.
if not is_unit_paused_set() and not is_waiting_unit_series_upgrade_set():
pause_unit()
notify_peers_of_series_upgrade()
# mark crmsh package as manually installed
# so it does not get uninstalled on release upgrade
# from xenial to bionic
apt_mark('crmsh', 'manual')
def series_upgrade_prepare():
set_unit_upgrading()
if not is_unit_paused_set():
log("Pausing unit for series upgrade.")
rabbit.pause_unit_helper(rabbit.ConfigRenderer(rabbit.CONFIG_FILES()))
if is_leader():
if not leader_get('cluster_series_upgrading'):
# Inform the entire cluster a series upgrade is occurring.
# Run the complete-cluster-series-upgrade action on the leader to
# clear this setting when the full cluster has completed its
# upgrade.
leader_set(cluster_series_upgrading=True)
def series_upgrade_prepare():
set_unit_upgrading()
if not is_unit_paused_set():
log("Pausing unit for series upgrade.")
rabbit.pause_unit_helper(rabbit.ConfigRenderer(rabbit.CONFIG_FILES))
if is_leader():
if not leader_get('cluster_series_upgrading'):
# Inform the entire cluster a series upgrade is occurring.
# Run the complete-cluster-series-upgrade action on the leader to
# clear this setting when the full cluster has completed its
# upgrade.
leader_set(cluster_series_upgrading=True)
def prepare():
# Use the pause feature to stop mysql during the duration of the upgrade
pause_unit_helper(register_configs())
# Set this unit to series upgrading
set_unit_upgrading()
# The leader will "bootstrap" with no wrep peers
# Non-leaders will point only at the newly upgraded leader until the
# cluster series upgrade is completed.
# Set cluster_series_upgrading for the duration of the cluster series
# upgrade. This will be unset with the action
# complete-cluster-series-upgrade on the leader node.
hosts = []
if not leader_get('cluster_series_upgrade_leader'):
leader_set(cluster_series_upgrading=True)
leader_set(cluster_series_upgrade_leader=get_relation_ip('cluster'))
else:
hosts = [leader_get('cluster_series_upgrade_leader')]
# Render config
render_config(hosts)
def prepare():
# Use the pause feature to stop mysql during the duration of the upgrade
pause_unit_helper(register_configs())
# Set this unit to series upgrading
set_unit_upgrading()
# The leader will "bootstrap" with no wrep peers
# Non-leaders will point only at the newly upgraded leader until the
# cluster series upgrade is completed.
# Set cluster_series_upgrading for the duration of the cluster series
# upgrade. This will be unset with the action
# complete-cluster-series-upgrade on the leader node.
hosts = []
if not leader_get('cluster_series_upgrade_leader'):
leader_set(cluster_series_upgrading=True)
leader_set(
cluster_series_upgrade_leader=get_relation_ip('cluster'))
else:
hosts = [leader_get('cluster_series_upgrade_leader')]
# Render config
render_config(hosts)
def series_upgrade():
# Set this unit to series upgrading
set_unit_upgrading()
# The leader will "bootstrap" with no wrep peers
# Non-leaders will point only at the newly upgraded leader until the
# cluster series upgrade is completed.
# Set cluster_series_upgrading for the duration of the cluster series
# upgrade. This will be unset with the action
# complete-cluster-series-upgrade on the leader node.
if (leader_get('cluster_series_upgrade_leader') == get_relation_ip(
'cluster')):
hosts = []
else:
hosts = [leader_get('cluster_series_upgrade_leader')]
# New series after series upgrade and reboot
_release = lsb_release()['DISTRIB_CODENAME'].lower()
if _release == "xenial":
# Guarantee /var/run/mysqld exists
_dir = '/var/run/mysqld'
mkdir(_dir, owner="mysql", group="mysql", perms=0o755)
# Install new versions of the percona packages
apt_install(determine_packages())
service_stop("mysql")
if _release == "bionic":
render_config(hosts)
if _release == "xenial":
# Move the packaged version empty DB out of the way.
cmd = [
"mv", "/var/lib/percona-xtradb-cluster",
"/var/lib/percona-xtradb-cluster.dpkg"
]
subprocess.check_call(cmd)
# Symlink the previous versions data to the new
cmd = ["ln", "-s", "/var/lib/mysql", "/var/lib/percona-xtradb-cluster"]
subprocess.check_call(cmd)
# Start mysql temporarily with no wrep for the upgrade
cmd = ["mysqld"]
if _release == "bionic":
cmd.append("--skip-grant-tables")
cmd.append("--user=mysql")
cmd.append("--wsrep-provider=none")
log("Starting mysqld --wsrep-provider='none' and waiting ...")
proc = subprocess.Popen(cmd, stderr=subprocess.PIPE)
# Wait for the mysql socket to exist
check_for_socket(MYSQL_SOCKET, exists=True)
# Execute the upgrade process
log("Running mysql_upgrade")
cmd = ['mysql_upgrade']
if _release == "xenial":
cmd.append('-p{}'.format(root_password()))
subprocess.check_call(cmd)
# Terminate the temporary mysql
proc.terminate()
# Wait for the mysql socket to be removed
check_for_socket(MYSQL_SOCKET, exists=False)
# Clear states
clear_unit_paused()
clear_unit_upgrading()
if _release == "xenial":
# Point at the correct my.cnf
cmd = [
"update-alternatives", "--set", "my.cnf",
"/etc/mysql/percona-xtradb-cluster.cnf"
]
subprocess.check_call(cmd)
# Render config
render_config(hosts)
resume_unit_helper(register_configs())
# finally update the sstuser if needed.
# BUG: #1838044
_sst_password = sst_password()
if _sst_password:
configure_sstuser(_sst_password)
def series_upgrade_prepare(self):
"""Prepare to upgrade series"""
reactive.set_flag("charm.series-upgrading")
reactive.set_flag("charm.paused")
os_utils.set_unit_upgrading()
self.run_pause_or_resume('pause')
def series_upgrade_prepare():
set_unit_upgrading()
if not is_unit_paused_set():
pause_unit()
def series_upgrade_prepare(self):
"""Prepare to upgrade series"""
os_utils.set_unit_upgrading()
self.run_pause_or_resume('pause')
def series_upgrade_prepare():
set_unit_upgrading()
if not is_unit_paused_set():
pause_unit()
def series_upgrade_prepare(self):
"""Prepare to upgrade series"""
os_utils.set_unit_upgrading()
self.run_pause_or_resume('pause')
def series_upgrade():
# Set this unit to series upgrading
set_unit_upgrading()
# The leader will "bootstrap" with no wrep peers
# Non-leaders will point only at the newly upgraded leader until the
# cluster series upgrade is completed.
# Set cluster_series_upgrading for the duration of the cluster series
# upgrade. This will be unset with the action
# complete-cluster-series-upgrade on the leader node.
if (leader_get('cluster_series_upgrade_leader') ==
get_relation_ip('cluster')):
hosts = []
else:
hosts = [leader_get('cluster_series_upgrade_leader')]
# New series after series upgrade and reboot
_release = lsb_release()['DISTRIB_CODENAME'].lower()
if _release == "xenial":
# Guarantee /var/run/mysqld exists
_dir = '/var/run/mysqld'
mkdir(_dir, owner="mysql", group="mysql", perms=0o755)
# Install new versions of the percona packages
apt_install(determine_packages())
service_stop("mysql")
if _release == "bionic":
render_config(hosts)
if _release == "xenial":
# Move the packaged version empty DB out of the way.
cmd = ["mv", "/var/lib/percona-xtradb-cluster",
"/var/lib/percona-xtradb-cluster.dpkg"]
subprocess.check_call(cmd)
# Symlink the previous versions data to the new
cmd = ["ln", "-s", "/var/lib/mysql", "/var/lib/percona-xtradb-cluster"]
subprocess.check_call(cmd)
# Start mysql temporarily with no wrep for the upgrade
cmd = ["mysqld"]
if _release == "bionic":
cmd.append("--skip-grant-tables")
cmd.append("--user=mysql")
cmd.append("--wsrep-provider=none")
log("Starting mysqld --wsrep-provider='none' and waiting ...")
proc = subprocess.Popen(cmd, stderr=subprocess.PIPE)
# Wait for the mysql socket to exist
check_for_socket(MYSQL_SOCKET, exists=True)
# Execute the upgrade process
log("Running mysql_upgrade")
cmd = ['mysql_upgrade']
if _release == "xenial":
cmd.append('-p{}'.format(root_password()))
subprocess.check_call(cmd)
# Terminate the temporary mysql
proc.terminate()
# Wait for the mysql socket to be removed
check_for_socket(MYSQL_SOCKET, exists=False)
# Clear states
clear_unit_paused()
clear_unit_upgrading()
if _release == "xenial":
# Point at the correct my.cnf
cmd = ["update-alternatives", "--set", "my.cnf",
"/etc/mysql/percona-xtradb-cluster.cnf"]
subprocess.check_call(cmd)
# Render config
render_config(hosts)
resume_unit_helper(register_configs())
