def _push_corosync_conf_live(
self, target_list, corosync_conf_data, need_stopped_cluster,
need_qdevice_reload, skip_offline_nodes
):
if need_stopped_cluster:
com_cmd = CheckCorosyncOffline(
self.report_processor, skip_offline_nodes
)
com_cmd.set_targets(target_list)
run_and_raise(self.get_node_communicator(), com_cmd)
com_cmd = DistributeCorosyncConf(
self.report_processor, corosync_conf_data, skip_offline_nodes
)
com_cmd.set_targets(target_list)
run_and_raise(self.get_node_communicator(), com_cmd)
if is_service_running(self.cmd_runner(), "corosync"):
reload_corosync_config(self.cmd_runner())
self.report_processor.process(
reports.corosync_config_reloaded()
)
if need_qdevice_reload:
self.report_processor.process(
reports.qdevice_client_reload_started()
)
com_cmd = qdevice.Stop(self.report_processor, skip_offline_nodes)
com_cmd.set_targets(target_list)
run(self.get_node_communicator(), com_cmd)
report_list = com_cmd.error_list
com_cmd = qdevice.Start(self.report_processor, skip_offline_nodes)
com_cmd.set_targets(target_list)
run(self.get_node_communicator(), com_cmd)
report_list += com_cmd.error_list
if report_list:
raise LibraryError()
def qdevice_reload_on_nodes(
node_communicator, reporter, node_addr_list, skip_offline_nodes=False
):
"""
Reload corosync-qdevice configuration on cluster nodes
NodeAddressesList node_addr_list nodes to reload config on
bool skip_offline_nodes don't raise an error on node communication errors
"""
reporter.process(reports.qdevice_client_reload_started())
parallel_params = [
[(reporter, node_communicator, node), {}]
for node in node_addr_list
]
# catch an exception so we try to start qdevice on nodes where we stopped it
report_items = []
try:
parallel_nodes_communication_helper(
qdevice_client.remote_client_stop,
parallel_params,
reporter,
skip_offline_nodes
)
except LibraryError as e:
report_items.extend(e.args)
try:
parallel_nodes_communication_helper(
qdevice_client.remote_client_start,
parallel_params,
reporter,
skip_offline_nodes
)
except LibraryError as e:
report_items.extend(e.args)
reporter.process_list(report_items)
def _push_corosync_conf_live(
self, target_list, corosync_conf_data, need_stopped_cluster,
need_qdevice_reload, skip_offline_nodes
):
# Check if the cluster is stopped when needed
if need_stopped_cluster:
com_cmd = CheckCorosyncOffline(
self.report_processor, skip_offline_nodes
)
com_cmd.set_targets(target_list)
run_and_raise(self.get_node_communicator(), com_cmd)
# Distribute corosync.conf
com_cmd = DistributeCorosyncConf(
self.report_processor, corosync_conf_data, skip_offline_nodes
)
com_cmd.set_targets(target_list)
run_and_raise(self.get_node_communicator(), com_cmd)
# Reload corosync
if not need_stopped_cluster:
# If cluster must be stopped then we cannot reload corosync because
# the cluster is stopped. If it is not stopped, we do not even get
# here.
com_cmd = ReloadCorosyncConf(self.report_processor)
com_cmd.set_targets(target_list)
run_and_raise(self.get_node_communicator(), com_cmd)
# Reload qdevice if needed
if need_qdevice_reload:
self.report_processor.process(
reports.qdevice_client_reload_started()
)
com_cmd = qdevice.Stop(self.report_processor, skip_offline_nodes)
com_cmd.set_targets(target_list)
run(self.get_node_communicator(), com_cmd)
report_list = com_cmd.error_list
com_cmd = qdevice.Start(self.report_processor, skip_offline_nodes)
com_cmd.set_targets(target_list)
run(self.get_node_communicator(), com_cmd)
report_list += com_cmd.error_list
if report_list:
raise LibraryError()
def _push_corosync_conf_live(self, target_list, corosync_conf_data,
need_stopped_cluster, need_qdevice_reload,
skip_offline_nodes):
# Check if the cluster is stopped when needed
if need_stopped_cluster:
com_cmd = CheckCorosyncOffline(self.report_processor,
skip_offline_nodes)
com_cmd.set_targets(target_list)
run_and_raise(self.get_node_communicator(), com_cmd)
# Distribute corosync.conf
com_cmd = DistributeCorosyncConf(self.report_processor,
corosync_conf_data,
skip_offline_nodes)
com_cmd.set_targets(target_list)
run_and_raise(self.get_node_communicator(), com_cmd)
# Reload corosync
if not need_stopped_cluster:
# If cluster must be stopped then we cannot reload corosync because
# the cluster is stopped. If it is not stopped, we do not even get
# here.
com_cmd = ReloadCorosyncConf(self.report_processor)
com_cmd.set_targets(target_list)
run_and_raise(self.get_node_communicator(), com_cmd)
# Reload qdevice if needed
if need_qdevice_reload:
self.report_processor.process(
reports.qdevice_client_reload_started())
com_cmd = qdevice.Stop(self.report_processor, skip_offline_nodes)
com_cmd.set_targets(target_list)
run(self.get_node_communicator(), com_cmd)
report_list = com_cmd.error_list
com_cmd = qdevice.Start(self.report_processor, skip_offline_nodes)
com_cmd.set_targets(target_list)
run(self.get_node_communicator(), com_cmd)
report_list += com_cmd.error_list
if report_list:
raise LibraryError()