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## Copyright (C) 2014 Red Hat, Inc., Sandro Bonazzola <sbonazzo@redhat.com>
## Copyright (C) 2013 Chris J Arges <chris.j.arges@canonical.com>
## Copyright (C) 2012-2013 Red Hat, Inc., Bryn M. Reeves <bmr@redhat.com>
## Copyright (C) 2011 Red Hat, Inc., Jesse Jaggars <jjaggars@redhat.com>
### This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2 of the License, or
## (at your option) any later version.
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
import os
import tempfile
from sos.plugins import Plugin, RedHatPlugin, UbuntuPlugin, DebianPlugin
from sos.utilities import find
class PostgreSQL(Plugin):
"""PostgreSQL related information"""
plugin_name = "postgresql"
packages = ('postgresql',)
tmp_dir = None
option_list = [
('pghome', 'PostgreSQL server home directory.', '', '/var/lib/pgsql'),
('username', 'username for pg_dump', '', 'postgres'),
('password', 'password for pg_dump', '', ''),
('dbname', 'database name to dump for pg_dump', '', ''),
('dbhost', 'database hostname/IP (do not use unix socket)', '', ''),
('dbport', 'database server port number', '', '5432')
]
def pg_dump(self):
dest_file = os.path.join(self.tmp_dir, "sos_pgdump.tar")
old_env_pgpassword = os.environ.get("PGPASSWORD")
os.environ["PGPASSWORD"] = self.get_option("password")
if self.get_option("dbhost"):
cmd = "pg_dump -U %s -h %s -p %s -w -f %s -F t %s" % (
self.get_option("username"),
self.get_option("dbhost"),
self.get_option("dbport"),
dest_file,
self.get_option("dbname")
)
else:
cmd = "pg_dump -C -U %s -w -f %s -F t %s " % (
self.get_option("username"),
dest_file,
self.get_option("dbname")
)
(status, output, rtime) = self.call_ext_prog(cmd)
if old_env_pgpassword is not None:
os.environ["PGPASSWORD"] = str(old_env_pgpassword)
if (status == 0):
self.add_copy_spec(dest_file)
else:
self.soslog.error(
"Unable to execute pg_dump. Error(%s)" % (output)
)
self.add_alert(
"ERROR: Unable to execute pg_dump. Error(%s)" % (output)
)
def setup(self):
if self.get_option("dbname"):
if self.get_option("password"):
self.tmp_dir = tempfile.mkdtemp()
self.pg_dump()
else:
self.soslog.warning(
"password must be supplied to dump a database."
)
self.add_alert(
"WARN: password must be supplied to dump a database."
)
else:
self.soslog.warning(
"dbname must be supplied to dump a database."
)
self.add_alert(
"WARN: dbname must be supplied to dump a database."
)
def postproc(self):
import shutil
if self.tmp_dir:
try:
shutil.rmtree(self.tmp_dir)
except shutil.Error:
self.soslog.exception(
"Unable to remove %s." % (self.tmp_dir)
)
self.add_alert("ERROR: Unable to remove %s." % (self.tmp_dir))
class RedHatPostgreSQL(PostgreSQL, RedHatPlugin):
"""PostgreSQL related information for Red Hat distributions"""
def setup(self):
super(RedHatPostgreSQL, self).setup()
# Copy PostgreSQL log files.
for filename in find("*.log", self.get_option("pghome")):
self.add_copy_spec(filename)
# Copy PostgreSQL config files.
for filename in find("*.conf", self.get_option("pghome")):
self.add_copy_spec(filename)
self.add_copy_spec(
os.path.join(
self.get_option("pghome"),
"data",
"PG_VERSION"
)
)
self.add_copy_spec(
os.path.join(
self.get_option("pghome"),
"data",
"postmaster.opts"
)
)
class DebianPostgreSQL(PostgreSQL, DebianPlugin, UbuntuPlugin):
"""PostgreSQL related information for Debian/Ubuntu distributions"""
def setup(self):
super(DebianPostgreSQL, self).setup()
# Copy PostgreSQL log files.
self.add_copy_spec("/var/log/postgresql/*.log")
# Copy PostgreSQL config files.
self.add_copy_spec("/etc/postgresql/*/main/*.conf")
self.add_copy_spec("/var/lib/postgresql/*/main/PG_VERSION")
self.add_copy_spec("/var/lib/postgresql/*/main/postmaster.opts")
# vim: et ts=4 sw=4
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