160 lines
7.0 KiB
Python
160 lines
7.0 KiB
Python
#!/usr/bin/python
|
|
# -*- coding: utf-8 -*-
|
|
# -----------------------------------------------------------------------
|
|
# This file is part of TISBackup
|
|
#
|
|
# TISBackup 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 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# TISBackup 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 TISBackup. If not, see <http://www.gnu.org/licenses/>.
|
|
#
|
|
# -----------------------------------------------------------------------
|
|
|
|
|
|
|
|
import sys
|
|
try:
|
|
sys.stderr = open('/dev/null') # Silence silly warnings from paramiko
|
|
import paramiko
|
|
except ImportError,e:
|
|
print "Error : can not load paramiko library %s" % e
|
|
raise
|
|
|
|
sys.stderr = sys.__stderr__
|
|
|
|
import datetime
|
|
import base64
|
|
import os
|
|
from common import *
|
|
|
|
class backup_sqlserver(backup_generic):
|
|
"""Backup a SQLSERVER database as gzipped sql file through ssh"""
|
|
type = 'sqlserver+ssh'
|
|
required_params = backup_generic.required_params + ['db_name','private_key']
|
|
optional_params = ['username', 'remote_backup_dir', 'sqlserver_before_2005', 'db_server_name', 'db_user', 'db_password']
|
|
db_name=''
|
|
db_user=''
|
|
db_password=''
|
|
userdb = "-E"
|
|
username='Administrateur'
|
|
remote_backup_dir = r'c:/WINDOWS/Temp/'
|
|
sqlserver_before_2005 = False
|
|
db_server_name = "localhost"
|
|
|
|
|
|
def do_backup(self,stats):
|
|
|
|
try:
|
|
mykey = paramiko.RSAKey.from_private_key_file(self.private_key)
|
|
except paramiko.SSHException:
|
|
#mykey = paramiko.DSSKey.from_private_key_file(self.private_key)
|
|
mykey = paramiko.Ed25519Key.from_private_key_file(self.private_key)
|
|
|
|
self.logger.debug('[%s] Connecting to %s with user root and key %s',self.backup_name,self.server_name,self.private_key)
|
|
ssh = paramiko.SSHClient()
|
|
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
|
|
ssh.connect(self.server_name,username=self.username,pkey=mykey, port=self.ssh_port)
|
|
|
|
t = datetime.datetime.now()
|
|
backup_start_date = t.strftime('%Y%m%d-%Hh%Mm%S')
|
|
|
|
backup_file = self.remote_backup_dir + '/' + self.db_name + '-' + backup_start_date + '.bak'
|
|
if not self.db_user == '':
|
|
self.userdb = '-U %s -P %s' % ( self.db_user, self.db_password )
|
|
|
|
# dump db
|
|
stats['status']='Dumping'
|
|
if self.sqlserver_before_2005:
|
|
cmd = """osql -E -Q "BACKUP DATABASE [%s]
|
|
TO DISK='%s'
|
|
WITH FORMAT" """ % ( self.db_name, backup_file )
|
|
|
|
else:
|
|
cmd = """sqlcmd %s -S "%s" -d master -Q "BACKUP DATABASE [%s]
|
|
TO DISK = N'%s'
|
|
WITH INIT, NOUNLOAD ,
|
|
NAME = N'Backup %s', NOSKIP ,STATS = 10, NOFORMAT" """ % (self.userdb, self.db_server_name, self.db_name, backup_file ,self.db_name )
|
|
self.logger.debug('[%s] Dump DB : %s',self.backup_name,cmd)
|
|
try:
|
|
if not self.dry_run:
|
|
(error_code,output) = ssh_exec(cmd,ssh=ssh)
|
|
self.logger.debug("[%s] Output of %s :\n%s",self.backup_name,cmd,output)
|
|
if error_code:
|
|
raise Exception('Aborting, Not null exit code (%i) for "%s"' % (error_code,cmd))
|
|
|
|
# zip the file
|
|
stats['status']='Zipping'
|
|
cmd = 'gzip "%s"' % backup_file
|
|
self.logger.debug('[%s] Compress backup : %s',self.backup_name,cmd)
|
|
if not self.dry_run:
|
|
(error_code,output) = ssh_exec(cmd,ssh=ssh)
|
|
self.logger.debug("[%s] Output of %s :\n%s",self.backup_name,cmd,output)
|
|
if error_code:
|
|
raise Exception('Aborting, Not null exit code (%i) for "%s"' % (error_code,cmd))
|
|
|
|
# get the file
|
|
stats['status']='SFTP'
|
|
filepath = backup_file + '.gz'
|
|
localpath = os.path.join(self.backup_dir , self.db_name + '-' + backup_start_date + '.bak.gz')
|
|
self.logger.debug('[%s] Get gz backup with sftp on %s from %s to %s',self.backup_name,self.server_name,filepath,localpath)
|
|
if not self.dry_run:
|
|
transport = ssh.get_transport()
|
|
sftp = paramiko.SFTPClient.from_transport(transport)
|
|
sftp.get(filepath, localpath)
|
|
sftp.close()
|
|
|
|
if not self.dry_run:
|
|
stats['total_files_count']=1
|
|
stats['written_files_count']=1
|
|
stats['total_bytes']=os.stat(localpath).st_size
|
|
stats['written_bytes']=os.stat(localpath).st_size
|
|
stats['log']='gzip dump of DB %s:%s (%d bytes) to %s' % (self.server_name,self.db_name, stats['written_bytes'], localpath)
|
|
stats['backup_location'] = localpath
|
|
|
|
finally:
|
|
stats['status']='RMTemp'
|
|
cmd = 'rm -f "%s" "%s"' % ( backup_file + '.gz', backup_file )
|
|
self.logger.debug('[%s] Remove temp gzip : %s',self.backup_name,cmd)
|
|
if not self.dry_run:
|
|
(error_code,output) = ssh_exec(cmd,ssh=ssh)
|
|
self.logger.debug("[%s] Output of %s :\n%s",self.backup_name,cmd,output)
|
|
if error_code:
|
|
raise Exception('Aborting, Not null exit code (%i) for "%s"' % (error_code,cmd))
|
|
|
|
|
|
|
|
stats['status']='OK'
|
|
|
|
def register_existingbackups(self):
|
|
"""scan backup dir and insert stats in database"""
|
|
|
|
registered = [b['backup_location'] for b in self.dbstat.query('select distinct backup_location from stats where backup_name=?',(self.backup_name,))]
|
|
|
|
filelist = os.listdir(self.backup_dir)
|
|
filelist.sort()
|
|
p = re.compile('^%s-(?P<date>\d{8,8}-\d{2,2}h\d{2,2}m\d{2,2}).bak.gz$' % self.db_name)
|
|
for item in filelist:
|
|
sr = p.match(item)
|
|
if sr:
|
|
file_name = os.path.join(self.backup_dir,item)
|
|
start = datetime.datetime.strptime(sr.groups()[0],'%Y%m%d-%Hh%Mm%S').isoformat()
|
|
if not file_name in registered:
|
|
self.logger.info('Registering %s from %s',file_name,fileisodate(file_name))
|
|
size_bytes = int(os.popen('du -sb "%s"' % file_name).read().split('\t')[0])
|
|
self.logger.debug(' Size in bytes : %i',size_bytes)
|
|
if not self.dry_run:
|
|
self.dbstat.add(self.backup_name,self.server_name,'',\
|
|
backup_start=start,backup_end=fileisodate(file_name),status='OK',total_bytes=size_bytes,backup_location=file_name)
|
|
else:
|
|
self.logger.info('Skipping %s from %s, already registered',file_name,fileisodate(file_name))
|
|
|
|
register_driver(backup_sqlserver)
|