def get_fence_agent_info(argv):
if len(argv) != 1:
utils.err("One parameter expected")
agent = argv[0]
if not agent.startswith("stonith:"):
utils.err("Invalid fence agent name")
runner = utils.cmd_runner()
try:
metadata_dom = lib_ra.get_fence_agent_metadata(
runner,
agent.split("stonith:", 1)[1]
)
metadata = lib_ra.get_agent_desc(metadata_dom)
metadata["name"] = agent
metadata["parameters"] = lib_ra.get_fence_agent_parameters(
runner, metadata_dom
)
print(json.dumps(metadata))
except lib_ra.ResourceAgentLibError as e:
utils.process_library_reports(
[lib_ra.resource_agent_lib_error_to_report_item(e)]
)
except LibraryError as e:
utils.process_library_reports(e.args)
def test_shortdesc_attribute(self):
xml = '<resource-agent shortdesc="short description" />'
expected = {
"longdesc": "",
"shortdesc": "short description"
}
self.assertEqual(expected, lib_ra.get_agent_desc(etree.XML(xml)))
def test_no_desc(self):
xml = "<resource-agent />"
expected = {
"longdesc": "",
"shortdesc": ""
}
self.assertEqual(expected, lib_ra.get_agent_desc(etree.XML(xml)))
def test_invalid_metadata_format(self):
xml = "<xml />"
self.assert_raise_library_error(
lambda: lib_ra.get_agent_desc(etree.XML(xml)),
(
Severities.ERROR,
error_codes.INVALID_METADATA_FORMAT,
{}
)
)
def test_longdesc_and_shortdesc_attribute(self):
xml = """
<resource-agent shortdesc="short_desc">
<longdesc>long description</longdesc>
</resource-agent>
"""
expected = {
"longdesc": "long description",
"shortdesc": "short_desc"
}
self.assertEqual(expected, lib_ra.get_agent_desc(etree.XML(xml)))
def test_shortdesc_element(self):
xml = """
<resource-agent>
<shortdesc>short description</shortdesc>
</resource-agent>
"""
expected = {
"longdesc": "",
"shortdesc": "short description"
}
self.assertEqual(expected, lib_ra.get_agent_desc(etree.XML(xml)))
def stonith_list_options(stonith_agent):
runner = utils.cmd_runner()
try:
metadata = lib_ra.get_fence_agent_metadata(runner, stonith_agent)
desc = lib_ra.get_agent_desc(metadata)
params = lib_ra.get_fence_agent_parameters(runner, metadata)
resource.resource_print_options(stonith_agent, desc, params)
except lib_ra.ResourceAgentLibError as e:
utils.process_library_reports(
[lib_ra.resource_agent_lib_error_to_report_item(e)]
)
except LibraryError as e:
utils.process_library_reports(e.args)
def stonith_list_available(argv):
if len(argv) != 0:
filter_string = argv[0]
else:
filter_string = ""
bad_fence_devices = ["kdump_send", "legacy", "na", "nss_wrapper",
"pcmk", "vmware_helper", "ack_manual", "virtd", "sanlockd",
"check", "tool", "node"]
fence_devices = sorted(glob.glob(utils.fence_bin + "fence_*"))
for bfd in bad_fence_devices:
try:
fence_devices.remove(utils.fence_bin + "fence_"+bfd)
except ValueError:
continue
if not fence_devices:
utils.err(
"No stonith agents available. Do you have fence agents installed?"
)
fence_devices_filtered = [fd for fd in fence_devices if filter_string in fd]
if not fence_devices_filtered:
utils.err("No stonith agents matching the filter.")
for fd in fence_devices_filtered:
sd = ""
agent_name = os.path.basename(fd)
if "--nodesc" not in utils.pcs_options:
try:
metadata = lib_ra.get_fence_agent_metadata(
utils.cmd_runner(), agent_name
)
shortdesc = lib_ra.get_agent_desc(metadata)["shortdesc"]
if shortdesc:
sd = " - " + resource.format_desc(
len(agent_name) + 3, shortdesc
)
except lib_ra.ResourceAgentLibError as e:
utils.process_library_reports([
lib_ra.resource_agent_lib_error_to_report_item(
e, ReportItemSeverity.WARNING
)
])
except LibraryError as e:
utils.err(
e.args[-1].message, False
)
continue
print(agent_name + sd)
def stonith_list_options(stonith_agent):
runner = utils.cmd_runner()
try:
metadata = lib_ra.get_fence_agent_metadata(runner, stonith_agent)
desc = lib_ra.get_agent_desc(metadata)
params = lib_ra.get_fence_agent_parameters(runner, metadata)
# Fence agents just list the actions, usually without any attributes.
# We could print them but it wouldn't add any usefull information.
resource.resource_print_options(stonith_agent, desc, params, actions=[])
except lib_ra.ResourceAgentLibError as e:
utils.process_library_reports(
[lib_ra.resource_agent_lib_error_to_report_item(e)]
)
except LibraryError as e:
utils.process_library_reports(e.args)
def get_fence_agent_info(argv):
if len(argv) != 1:
utils.err("One parameter expected")
agent = argv[0]
if not agent.startswith("stonith:"):
utils.err("Invalid fence agent name")
try:
metadata_dom = lib_ra.get_fence_agent_metadata(
agent.split("stonith:", 1)[1]
)
metadata = lib_ra.get_agent_desc(metadata_dom)
metadata["name"] = agent
metadata["parameters"] = lib_ra.get_fence_agent_parameters(
metadata_dom
)
print(json.dumps(metadata))
except lib_ra.LibraryError as e:
utils.process_library_reports(e.args)
def test_invalid_metadata_format(self):
xml = "<xml />"
self.assertRaises(
lib_ra.InvalidMetadataFormat,
lambda: lib_ra.get_agent_desc(etree.XML(xml))
)