Current File : //lib/python3/dist-packages/sos/report/plugins/ovn_central.py
# Copyright (C) 2018 Mark Michelson <mmichels@redhat.com>
# This file is part of the sos project: https://github.com/sosreport/sos
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# version 2 of the GNU General Public License.
#
# See the LICENSE file in the source distribution for further information.
from sos.report.plugins import (
Plugin,
RedHatPlugin,
DebianPlugin,
UbuntuPlugin,
SoSPredicate,
)
import json
import os
class OVNCentral(Plugin):
short_desc = 'OVN Northd'
plugin_name = "ovn_central"
profiles = ('network', 'virt')
containers = ('ovs-db-bundle.*',)
def get_tables_from_schema(self, filename, skip=[]):
if self._container_name:
cmd = "cat %s" % filename
res = self.exec_cmd(cmd, timeout=None, foreground=True,
container=self._container_name)
if res['status'] != 0:
self._log_error("Could not retrieve DB schema file from "
"container %s" % self._container_name)
return
try:
db = json.loads(res['output'])
except Exception:
self._log_error("Cannot parse JSON file %s" % filename)
return
else:
try:
with open(self.path_join(filename), 'r') as f:
try:
db = json.load(f)
except Exception:
self._log_error(
"Cannot parse JSON file %s" % filename)
return
except IOError as ex:
self._log_error(
"Could not open DB schema file %s: %s" % (filename, ex))
return
try:
return [table for table in dict.keys(
db['tables']) if table not in skip]
except AttributeError:
self._log_error("DB schema %s has no 'tables' key" % filename)
def add_database_output(self, tables, cmds, ovn_cmd):
if not tables:
return
for table in tables:
cmds.append('%s list %s' % (ovn_cmd, table))
def setup(self):
self._container_name = self.get_container_by_name('ovs-dbs-bundle.*')
ovs_rundir = os.environ.get('OVS_RUNDIR')
for pidfile in ['ovnnb_db.pid', 'ovnsb_db.pid', 'ovn-northd.pid']:
self.add_copy_spec([
self.path_join('/var/lib/openvswitch/ovn', pidfile),
self.path_join('/usr/local/var/run/openvswitch', pidfile),
self.path_join('/run/openvswitch/', pidfile),
])
if ovs_rundir:
self.add_copy_spec(self.path_join(ovs_rundir, pidfile))
if self.get_option("all_logs"):
self.add_copy_spec("/var/log/ovn/")
else:
self.add_copy_spec("/var/log/ovn/*.log")
# ovsdb nb/sb cluster status commands
ovsdb_cmds = [
'ovs-appctl -t {} cluster/status OVN_Northbound'.format(
self.ovn_nbdb_sock_path),
'ovs-appctl -t {} cluster/status OVN_Southbound'.format(
self.ovn_sbdb_sock_path),
]
# Some user-friendly versions of DB output
nbctl_cmds = [
'ovn-nbctl show',
'ovn-nbctl get-ssl',
'ovn-nbctl get-connection',
'ovn-nbctl list loadbalancer',
'ovn-nbctl list Load_Balancer',
'ovn-nbctl list ACL',
'ovn-nbctl list Logical_Switch_Port',
]
sbctl_cmds = [
'ovn-sbctl show',
'ovn-sbctl lflow-list',
'ovn-sbctl get-ssl',
'ovn-sbctl get-connection',
]
schema_dir = '/usr/share/openvswitch'
nb_tables = self.get_tables_from_schema(self.path_join(
schema_dir, 'ovn-nb.ovsschema'))
self.add_database_output(nb_tables, nbctl_cmds, 'ovn-nbctl')
cmds = ovsdb_cmds
cmds += nbctl_cmds
# Can only run sbdb commands if we are the leader
co = {'cmd': "ovs-appctl -t {} cluster/status OVN_Southbound".
format(self.ovn_sbdb_sock_path),
"output": "Leader: self"}
if self.test_predicate(self, pred=SoSPredicate(self, cmd_outputs=co)):
sb_tables = self.get_tables_from_schema(self.path_join(
schema_dir, 'ovn-sb.ovsschema'), ['Logical_Flow'])
self.add_database_output(sb_tables, sbctl_cmds, 'ovn-sbctl')
cmds += sbctl_cmds
# If OVN is containerized, we need to run the above commands inside
# the container.
self.add_cmd_output(
cmds, foreground=True, container=self._container_name
)
self.add_copy_spec("/etc/sysconfig/ovn-northd")
ovs_dbdir = os.environ.get('OVS_DBDIR')
for dbfile in ['ovnnb_db.db', 'ovnsb_db.db']:
self.add_copy_spec([
self.path_join('/var/lib/openvswitch/ovn', dbfile),
self.path_join('/usr/local/etc/openvswitch', dbfile),
self.path_join('/etc/openvswitch', dbfile),
self.path_join('/var/lib/openvswitch', dbfile),
self.path_join('/var/lib/ovn/etc', dbfile)
])
if ovs_dbdir:
self.add_copy_spec(self.path_join(ovs_dbdir, dbfile))
self.add_journal(units="ovn-northd")
class RedHatOVNCentral(OVNCentral, RedHatPlugin):
packages = ('openvswitch-ovn-central', 'ovn.*-central', )
ovn_nbdb_sock_path = '/var/run/openvswitch/ovnnb_db.ctl'
ovn_sbdb_sock_path = '/var/run/openvswitch/ovnsb_db.ctl'
class DebianOVNCentral(OVNCentral, DebianPlugin, UbuntuPlugin):
packages = ('ovn-central', )
ovn_nbdb_sock_path = '/var/run/ovn/ovnnb_db.ctl'
ovn_sbdb_sock_path = '/var/run/ovn/ovnsb_db.ctl'
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