def resume(args):
"""Resume the MySQL service.
@raises Exception should the service fail to start.
"""
resume_unit_helper(register_configs())
# NOTE(ajkavanagh) - we force a config_changed pseudo-hook to see if the
# unit needs to bootstrap or restart it's services here.
config_changed()
def resume(args):
"""Resume the MySQL service.
@raises Exception should the service fail to start.
"""
resume_unit_helper(register_configs())
# NOTE(ajkavanagh) - we force a config_changed pseudo-hook to see if the
# unit needs to bootstrap or restart it's services here.
config_changed()
def test_config_changed_open_port(self):
'''Ensure open_port is called with MySQL default port'''
self.is_unit_paused_set.return_value = False
self.is_bootstrapped.return_value = False
self.is_leader.return_value = False
self.relation_ids.return_value = []
self.is_relation_made.return_value = False
hooks.config_changed()
self.open_port.assert_called_with(3306)
def test_config_changed_render_leader(self):
'''Ensure configuration is only rendered when ready for the leader'''
self.is_leader.return_value = True
# Render without peers, leader not bootsrapped
self.get_cluster_hosts.return_value = []
hooks.config_changed()
self.install_percona_xtradb_cluster.assert_called_once()
self.render_config_restart_on_changed.assert_called_once_with(
[], bootstrap=True)
# Render without peers, leader bootstrapped
self.is_leader_bootstrapped.return_value = True
self.get_cluster_hosts.return_value = []
self.render_config_restart_on_changed.reset_mock()
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
[], bootstrap=False)
# Render without hosts, leader bootstrapped, never clustered
self.is_leader_bootstrapped.return_value = True
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30']
self.render_config_restart_on_changed.reset_mock()
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
[], bootstrap=False)
# Clustered at least once
self.clustered_once.return_value = True
# Render with hosts, leader bootstrapped
self.is_leader_bootstrapped.return_value = True
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30']
self.render_config_restart_on_changed.reset_mock()
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.20', '10.10.10.30'], bootstrap=False)
# In none of the prior scenarios should update_root_password have been
# called.
self.update_root_password.assert_not_called()
# Render with hosts, leader and cluster bootstrapped
self.is_leader_bootstrapped.return_value = True
self.is_bootstrapped.return_value = True
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30']
self.render_config_restart_on_changed.reset_mock()
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.20', '10.10.10.30'], bootstrap=False)
self.update_root_password.assert_called_once()
def test_config_changed_render_leader(self):
'''Ensure configuration is only rendered when ready for the leader'''
self.is_leader.return_value = True
# Render without peers, leader not bootsrapped
self.get_cluster_hosts.return_value = []
hooks.config_changed()
self.install_percona_xtradb_cluster.assert_called_once()
self.render_config_restart_on_changed.assert_called_once_with(
[], bootstrap=True)
# Render without peers, leader bootstrapped
self.is_leader_bootstrapped.return_value = True
self.get_cluster_hosts.return_value = []
self.render_config_restart_on_changed.reset_mock()
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
[], bootstrap=False)
# Render without hosts, leader bootstrapped, never clustered
self.is_leader_bootstrapped.return_value = True
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30']
self.render_config_restart_on_changed.reset_mock()
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
[], bootstrap=False)
# Clustered at least once
self.clustered_once.return_value = True
# Render with hosts, leader bootstrapped
self.is_leader_bootstrapped.return_value = True
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30']
self.render_config_restart_on_changed.reset_mock()
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.20', '10.10.10.30'], bootstrap=False)
# In none of the prior scenarios should update_root_password have been
# called.
self.update_root_password.assert_not_called()
# Render with hosts, leader and cluster bootstrapped
self.is_leader_bootstrapped.return_value = True
self.is_bootstrapped.return_value = True
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30']
self.render_config_restart_on_changed.reset_mock()
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.20', '10.10.10.30'], bootstrap=False)
self.update_root_password.assert_called_once()
def complete_cluster_series_upgrade(args):
""" Complete the series upgrade process
After all nodes have been upgraded, this action is run to inform the whole
cluster the upgrade is done. Config files will be re-rendered with each
peer in the wsrep_cluster_address config.
"""
if is_leader():
# Unset cluster_series_upgrading
leader_set(cluster_series_upgrading="")
leader_set(cluster_series_upgrade_leader="")
config_changed()
def complete_cluster_series_upgrade(args):
""" Complete the series upgrade process
After all nodes have been upgraded, this action is run to inform the whole
cluster the upgrade is done. Config files will be re-rendered with each
peer in the wsrep_cluster_address config.
"""
if is_leader():
# Unset cluster_series_upgrading
leader_set(cluster_series_upgrading="")
leader_set(cluster_series_upgrade_leader="")
config_changed()
def complete_cluster_series_upgrade(args):
""" Complete the series upgrade process
After all nodes have been upgraded, this action is run to inform the whole
cluster the upgrade is done. Config files will be re-rendered with each
peer in the wsrep_cluster_address config.
"""
if is_leader():
# Unset cluster_series_upgrading
leader_set(cluster_series_upgrading="")
leader_set(cluster_series_upgrade_leader="")
for r_id in relation_ids('shared-db'):
relation_set(relation_id=r_id,
relation_settings={DB_SERIES_UPGRADING_KEY: None})
percona_hooks.config_changed()
def test_config_changed_render_non_leader(self):
'''Ensure configuration is only rendered when ready for
non-leaders'''
# Avoid rendering for non-leader.
# Bug #1738896
# Leader not bootstrapped
# Do not render
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30',
'10.10.10.10']
self.is_leader_bootstrapped.return_value = False
hooks.config_changed()
self.install_percona_xtradb_cluster.assert_called_once_with()
self.render_config_restart_on_changed.assert_not_called()
self.update_bootstrap_uuid.assert_not_called()
# Leader is bootstrapped, insufficient peers
# Do not render
self.is_sufficient_peers.return_value = False
self.is_leader_bootstrapped.return_value = True
self.render_config_restart_on_changed.reset_mock()
self.install_percona_xtradb_cluster.reset_mock()
hooks.config_changed()
self.install_percona_xtradb_cluster.assert_called_once_with()
self.render_config_restart_on_changed.assert_not_called()
self.update_bootstrap_uuid.assert_not_called()
# Leader is bootstrapped, sufficient peers
# Use the leader node and render.
self.is_sufficient_peers.return_value = True
self.is_leader_bootstrapped.return_value = True
self.get_cluster_hosts.return_value = []
self.render_config_restart_on_changed.reset_mock()
self.install_percona_xtradb_cluster.reset_mock()
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.10'])
# Missing leader, leader bootstrapped
# Bug #1738896
# Leader bootstrapped
# Add the leader node and render.
self.render_config_restart_on_changed.reset_mock()
self.update_bootstrap_uuid.reset_mock()
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30']
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.10', '10.10.10.20', '10.10.10.30'])
self.update_bootstrap_uuid.assert_called_once()
# Leader present, leader bootstrapped
self.render_config_restart_on_changed.reset_mock()
self.update_bootstrap_uuid.reset_mock()
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30',
'10.10.10.10']
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.20', '10.10.10.30', '10.10.10.10'])
self.update_bootstrap_uuid.assert_called_once()
# In none of the prior scenarios should update_root_password have been
# called. is_bootstrapped was defaulted to False
self.update_root_password.assert_not_called()
self.set_ready_on_peers.assert_not_called()
# Leader present, leader bootstrapped, cluster bootstrapped
self.is_bootstrapped.return_value = True
self.render_config_restart_on_changed.reset_mock()
self.update_bootstrap_uuid.reset_mock()
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30',
'10.10.10.10']
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.20', '10.10.10.30', '10.10.10.10'])
self.update_bootstrap_uuid.assert_called_once()
self.update_root_password.assert_called_once()
self.set_ready_on_peers.called_once()
def test_config_changed_open_port(self):
'''Ensure open_port is called with MySQL default port'''
self.is_leader_bootstrapped.return_value = True
hooks.config_changed()
self.open_port.assert_called_with(3306)
def test_config_changed_render_non_leader(self):
'''Ensure configuration is only rendered when ready for
non-leaders'''
# Avoid rendering for non-leader.
# Bug #1738896
# Leader not bootstrapped
# Do not render
self.get_cluster_hosts.return_value = [
'10.10.10.20', '10.10.10.30', '10.10.10.10'
]
self.is_leader_bootstrapped.return_value = False
hooks.config_changed()
self.install_percona_xtradb_cluster.assert_called_once_with()
self.render_config_restart_on_changed.assert_not_called()
self.update_bootstrap_uuid.assert_not_called()
# Leader is bootstrapped, insufficient peers
# Do not render
self.is_sufficient_peers.return_value = False
self.is_leader_bootstrapped.return_value = True
self.render_config_restart_on_changed.reset_mock()
self.install_percona_xtradb_cluster.reset_mock()
hooks.config_changed()
self.install_percona_xtradb_cluster.assert_called_once_with()
self.render_config_restart_on_changed.assert_not_called()
self.update_bootstrap_uuid.assert_not_called()
# Leader is bootstrapped, sufficient peers
# Use the leader node and render.
self.is_sufficient_peers.return_value = True
self.is_leader_bootstrapped.return_value = True
self.get_cluster_hosts.return_value = []
self.render_config_restart_on_changed.reset_mock()
self.install_percona_xtradb_cluster.reset_mock()
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.10'])
# Missing leader, leader bootstrapped
# Bug #1738896
# Leader bootstrapped
# Add the leader node and render.
self.render_config_restart_on_changed.reset_mock()
self.update_bootstrap_uuid.reset_mock()
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30']
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.10', '10.10.10.20', '10.10.10.30'])
self.update_bootstrap_uuid.assert_called_once()
# Leader present, leader bootstrapped
self.render_config_restart_on_changed.reset_mock()
self.update_bootstrap_uuid.reset_mock()
self.get_cluster_hosts.return_value = [
'10.10.10.20', '10.10.10.30', '10.10.10.10'
]
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.20', '10.10.10.30', '10.10.10.10'])
self.update_bootstrap_uuid.assert_called_once()
# Bug #1838648
# Do not add *this* host as a former leader
self.get_cluster_host_ip.return_value = '10.10.10.30'
self.render_config_restart_on_changed.reset_mock()
self.update_bootstrap_uuid.reset_mock()
self.get_cluster_hosts.return_value = ['10.10.10.10', '10.10.10.20']
def _leader_get(key):
settings = {
'leader-ip': '10.10.10.30',
'cluster_series_upgrading': False
}
return settings.get(key)
self.leader_get.side_effect = _leader_get
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.10', '10.10.10.20'])
self.update_bootstrap_uuid.assert_called_once()
# In none of the prior scenarios should update_root_password have been
# called. is_bootstrapped was defaulted to False
self.update_root_password.assert_not_called()
self.set_ready_on_peers.assert_not_called()
# Leader present, leader bootstrapped, cluster bootstrapped
self.is_bootstrapped.return_value = True
self.render_config_restart_on_changed.reset_mock()
self.update_bootstrap_uuid.reset_mock()
self.get_cluster_hosts.return_value = [
'10.10.10.20', '10.10.10.30', '10.10.10.10'
]
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.20', '10.10.10.30', '10.10.10.10'])
self.update_bootstrap_uuid.assert_called_once()
self.assertFalse(self.update_root_password.called)
self.set_ready_on_peers.called_once()
def test_config_changed_render_non_leader(self):
'''Ensure configuration is only rendered when ready for
non-leaders'''
# Avoid rendering for non-leader.
# Bug #1738896
# Leader not bootstrapped
# Do not render
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30',
'10.10.10.10']
self.is_leader_bootstrapped.return_value = False
hooks.config_changed()
self.install_percona_xtradb_cluster.assert_called_once_with()
self.render_config_restart_on_changed.assert_not_called()
self.update_bootstrap_uuid.assert_not_called()
# Leader is bootstrapped, insufficient peers
# Do not render
self.is_sufficient_peers.return_value = False
self.is_leader_bootstrapped.return_value = True
self.render_config_restart_on_changed.reset_mock()
self.install_percona_xtradb_cluster.reset_mock()
hooks.config_changed()
self.install_percona_xtradb_cluster.assert_called_once_with()
self.render_config_restart_on_changed.assert_not_called()
self.update_bootstrap_uuid.assert_not_called()
# Leader is bootstrapped, sufficient peers
# Use the leader node and render.
self.is_sufficient_peers.return_value = True
self.is_leader_bootstrapped.return_value = True
self.get_cluster_hosts.return_value = []
self.render_config_restart_on_changed.reset_mock()
self.install_percona_xtradb_cluster.reset_mock()
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.10'])
# Missing leader, leader bootstrapped
# Bug #1738896
# Leader bootstrapped
# Add the leader node and render.
self.render_config_restart_on_changed.reset_mock()
self.update_bootstrap_uuid.reset_mock()
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30']
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.10', '10.10.10.20', '10.10.10.30'])
self.update_bootstrap_uuid.assert_called_once()
# Leader present, leader bootstrapped
self.render_config_restart_on_changed.reset_mock()
self.update_bootstrap_uuid.reset_mock()
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30',
'10.10.10.10']
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.20', '10.10.10.30', '10.10.10.10'])
self.update_bootstrap_uuid.assert_called_once()
# In none of the prior scenarios should update_root_password have been
# called. is_bootstrapped was defaulted to False
self.update_root_password.assert_not_called()
self.set_ready_on_peers.assert_not_called()
# Leader present, leader bootstrapped, cluster bootstrapped
self.is_bootstrapped.return_value = True
self.render_config_restart_on_changed.reset_mock()
self.update_bootstrap_uuid.reset_mock()
self.get_cluster_hosts.return_value = ['10.10.10.20', '10.10.10.30',
'10.10.10.10']
hooks.config_changed()
self.render_config_restart_on_changed.assert_called_once_with(
['10.10.10.20', '10.10.10.30', '10.10.10.10'])
self.update_bootstrap_uuid.assert_called_once()
self.update_root_password.assert_called_once()
self.set_ready_on_peers.called_once()
def test_config_changed_open_port(self):
'''Ensure open_port is called with MySQL default port'''
self.is_leader_bootstrapped.return_value = True
hooks.config_changed()
self.open_port.assert_called_with(3306)
