def parse_hostname_list(
self,
args: List[str],
with_clusters: bool = True,
with_foreign_hosts: bool = False) -> List[HostName]:
config_cache = config.get_config_cache()
if with_foreign_hosts:
valid_hosts = config_cache.all_configured_realhosts()
else:
valid_hosts = config_cache.all_active_realhosts()
if with_clusters:
valid_hosts = valid_hosts.union(config_cache.all_active_clusters())
hostlist = []
for arg in args:
if arg[0] != '@' and arg in valid_hosts:
hostlist.append(arg)
else:
if arg[0] == '@':
arg = arg[1:]
tagspec = arg.split(',')
num_found = 0
for hostname in valid_hosts:
if config.hosttags_match_taglist(
config_cache.tag_list_of_host(hostname), tagspec):
hostlist.append(hostname)
num_found += 1
if num_found == 0:
raise MKBailOut("Hostname or tag specification '%s' does "
"not match any host." % arg)
return hostlist
def event_match_hosttags(rule, context):
required = rule.get("match_hosttags")
if required:
tags = context.get("HOSTTAGS", "").split()
if not config.hosttags_match_taglist(tags, required):
return "The host's tags %s do not match the required tags %s" % (
"|".join(tags), "|".join(required))
