def _start_and_enable_pacemaker_remote(env,
node_list,
skip_offline_nodes=False,
allow_fails=False):
com_cmd = ServiceAction(
env.report_processor,
node_communication_format.create_pcmk_remote_actions([
"start",
"enable",
]),
skip_offline_targets=skip_offline_nodes,
allow_fails=allow_fails,
description="start of service pacemaker_remote")
com_cmd.set_targets(
env.get_node_target_factory().get_target_list(node_list))
run_and_raise(env.get_node_communicator(), com_cmd)
def _destroy_pcmk_remote_env(env, node_names_list, skip_offline_nodes,
allow_fails):
actions = node_communication_format.create_pcmk_remote_actions([
"stop",
"disable",
])
files = {
"pacemaker_remote authkey": {
"type": "pcmk_remote_authkey"
},
}
target_list = env.get_node_target_factory().get_target_list(
node_names_list,
skip_non_existing=skip_offline_nodes,
)
com_cmd = ServiceAction(
env.report_processor,
actions,
skip_offline_targets=skip_offline_nodes,
allow_fails=allow_fails,
)
com_cmd.set_targets(target_list)
run_and_raise(env.get_node_communicator(), com_cmd)
com_cmd = RemoveFiles(
env.report_processor,
files,
skip_offline_targets=skip_offline_nodes,
allow_fails=allow_fails,
)
com_cmd.set_targets(target_list)
run_and_raise(env.get_node_communicator(), com_cmd)
def _destroy_pcmk_remote_env(
env, node_names_list, skip_offline_nodes, allow_fails
):
actions = node_communication_format.create_pcmk_remote_actions([
"stop",
"disable",
])
files = {
"pacemaker_remote authkey": {"type": "pcmk_remote_authkey"},
}
target_list = env.get_node_target_factory().get_target_list(
node_names_list,
skip_non_existing=skip_offline_nodes,
)
com_cmd = ServiceAction(
env.report_processor,
actions,
skip_offline_targets=skip_offline_nodes,
allow_fails=allow_fails,
)
com_cmd.set_targets(target_list)
run_and_raise(env.get_node_communicator(), com_cmd)
com_cmd = RemoveFiles(
env.report_processor,
files,
skip_offline_targets=skip_offline_nodes,
allow_fails=allow_fails,
)
com_cmd.set_targets(target_list)
run_and_raise(env.get_node_communicator(), com_cmd)
def _prepare_pacemaker_remote_environment(
env,
report_processor,
existing_nodes_target_list,
new_node_target,
new_node_name,
skip_offline_nodes,
allow_incomplete_distribution,
allow_fails,
):
if new_node_target:
com_cmd = GetOnlineTargets(
report_processor,
ignore_offline_targets=skip_offline_nodes,
)
com_cmd.set_targets([new_node_target])
online_new_target_list = run_com(env.get_node_communicator(), com_cmd)
if not online_new_target_list and not skip_offline_nodes:
raise LibraryError()
else:
online_new_target_list = []
# check new nodes
if online_new_target_list:
com_cmd = GetHostInfo(report_processor)
com_cmd.set_targets(online_new_target_list)
report_processor.report_list(
_host_check_remote_node(
run_com(env.get_node_communicator(), com_cmd)))
if report_processor.has_errors:
raise LibraryError()
else:
report_processor.report_list(
_reports_skip_new_node(new_node_name, "unreachable"))
# share pacemaker authkey
authkey_file = FileInstance.for_pacemaker_key()
try:
if authkey_file.raw_file.exists():
authkey_content = authkey_file.read_raw()
authkey_targets = online_new_target_list
else:
authkey_content = generate_binary_key(
random_bytes_count=settings.pacemaker_authkey_bytes)
authkey_targets = (existing_nodes_target_list +
online_new_target_list)
except RawFileError as e:
report_processor.report(raw_file_error_report(e))
if report_processor.has_errors:
raise LibraryError()
if authkey_targets:
com_cmd = DistributeFiles(
report_processor,
node_communication_format.pcmk_authkey_file(authkey_content),
skip_offline_targets=skip_offline_nodes,
allow_fails=allow_incomplete_distribution,
)
com_cmd.set_targets(authkey_targets)
run_and_raise(env.get_node_communicator(), com_cmd)
# start and enable pacemaker_remote
if online_new_target_list:
com_cmd = ServiceAction(
report_processor,
node_communication_format.create_pcmk_remote_actions([
"start",
"enable",
]),
allow_fails=allow_fails,
)
com_cmd.set_targets(online_new_target_list)
run_and_raise(env.get_node_communicator(), com_cmd)