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# 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,
)
import json
import os
import re
class OVNCentral(Plugin):
short_desc = 'OVN Northd'
plugin_name = "ovn_central"
profiles = ('network', 'virt')
containers = ('ovn-dbs-bundle.*', 'ovn_cluster_north_db_server')
def _find_sock(self, path, regex_name):
_sfile = os.path.join(path, regex_name)
if self._container_name:
res = self.exec_cmd("ls %s" % path, container=self._container_name)
if res['status'] != 0 or '\n' not in res['output']:
self._log_error(
"Could not retrieve ovn_controller socket path "
"from container %s" % self._container_name
)
else:
pattern = re.compile(regex_name)
for filename in res['output'].split('\n'):
if pattern.match(filename):
return os.path.join(path, filename)
# File not found, return the regex full path
return _sfile
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):
# check if env is a clustered or non-clustered one
if self.container_exists(self.containers[1]):
self._container_name = self.get_container_by_name(
self.containers[1])
else:
self._container_name = self.get_container_by_name(
self.containers[0])
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")
ovn_controller_sock_path = self._find_sock(
self.ovn_sock_path, self.ovn_controller_sock_regex)
northd_sock_path = self._find_sock(self.ovn_sock_path,
self.ovn_northd_sock_regex)
# ovsdb nb/sb cluster status commands
self.add_cmd_output(
[
'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),
'ovn-appctl -t {} status'.format(northd_sock_path),
'ovn-appctl -t {} debug/chassis-features-list'.format(
northd_sock_path),
'ovn-appctl -t {} connection-status'.format(
ovn_controller_sock_path),
],
foreground=True, container=self._container_name, timeout=30
)
# Some user-friendly versions of DB output
nbctl_cmds = [
'ovn-nbctl --no-leader-only show',
'ovn-nbctl --no-leader-only get-ssl',
'ovn-nbctl --no-leader-only get-connection',
]
sbctl_cmds = [
'ovn-sbctl --no-leader-only show',
'ovn-sbctl --no-leader-only lflow-list',
'ovn-sbctl --no-leader-only get-ssl',
'ovn-sbctl --no-leader-only get-connection',
]
# backward compatibility
for path in ['/usr/share/openvswitch', '/usr/share/ovn']:
nb_tables = self.get_tables_from_schema(self.path_join(
path, 'ovn-nb.ovsschema'))
self.add_database_output(nb_tables, nbctl_cmds,
'ovn-nbctl --no-leader-only')
cmds = nbctl_cmds
for path in ['/usr/share/openvswitch', '/usr/share/ovn']:
sb_tables = self.get_tables_from_schema(self.path_join(
path, 'ovn-sb.ovsschema'), ['Logical_Flow'])
self.add_database_output(sb_tables, sbctl_cmds,
'ovn-sbctl --no-leader-only')
cmds += sbctl_cmds
# If OVN is containerized, we need to run the above commands inside
# the container. Removing duplicates (in case there are) to avoid
# failing on collecting output to file on container running commands
cmds = list(set(cmds))
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"]:
for path in [
"/var/lib/openvswitch/ovn",
"/usr/local/etc/openvswitch",
"/etc/openvswitch",
"/var/lib/openvswitch",
"/var/lib/ovn/etc",
"/var/lib/ovn",
]:
dbfilepath = self.path_join(path, dbfile)
if os.path.exists(dbfilepath):
self.add_copy_spec(dbfilepath)
self.add_cmd_output(
"ls -lan %s" % dbfilepath, foreground=True)
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'
ovn_sock_path = '/var/run/openvswitch'
ovn_controller_sock_regex = 'ovn-controller.*.ctl'
ovn_northd_sock_regex = 'ovn-northd.*.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'
ovn_sock_path = '/var/run/ovn'
ovn_controller_sock_regex = 'ovn-controller.*.ctl'
ovn_northd_sock_regex = 'ovn-northd.*.ctl'
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