[go: up one dir, main page]
Menu ▾ ▴

[599fc9]: / sqlutil / sqlbackup.py  Maximize  Restore  History

Download this file

77 lines (65 with data), 2.8 kB 

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
import os, subprocess, gzip, optparse



class mysqldump (subprocess.Popen):

  def __init__( self, db, outfile=None, zip=True, user=None, pswd=None ): 

    cmd = ['mysqldump']

    if user != None: cmd.append( '-u '+user )

    if pswd != None: cmd.append( '-p '+pswd )

    cmd += [ db ]

    if zip: of = gzip.GzipFile( outfile, 'wb' )

    else: of = open( outfile, 'w' )

    super( mysqldump, self ).__init__( cmd, shell=True, stdout=of )



class mysql (subprocess.Popen):

  def __init__( self, db, infile, zip=True, user=None, pswd=None ): 

    cmd = ['mysql']

    if user != None: cmd.append( '-u '+user )

    if pswd != None: cmd.append( '-p '+pswd )

    cmd += [ db ]

    if zip: iff = gzip.GzipFile( infile )

    else:   iff = open( infile, 'r' )

    super( mysql, self ).__init__( cmd, shell=True, stdin=iff )



class mount (subprocess.Popen):

  def __init__( self, path, mnt=True ): 

    cmd = list()

    cmd.append( ('umount','mount')[mnt] )

    cmd.append( path )

    print cmd

    super( mount, self ).__init__( cmd, shell=True )





class sqlbackup_prg (optparse.OptionParser):

  def __init__( self ):

    mp = os.path.join( '', os.path.join( 'mnt', 'flash' ) )

    sp = os.path.join( 'software', '25' )

    optparse.OptionParser.__init__( self )

    self.add_option( '-l', '--load', action='store_true', dest='load',

      help='ricarica un database' )

    self.add_option( '-z', '--zip', action='store_true', dest='zip',

      default=True, 

      help='utilizza la compressione gzip' )

    self.add_option( '-s', '--save', action='store_true', dest='save',

      help='salva un database' )

    self.add_option( '-m', '--mount', action='store', dest='mpath',

      default=mp, 

      help='directory da montare prima di leggere/scrivere i file' )

    self.add_option( '-d', '--directory', action='store', dest='path',

      default=os.path.join( mp, sp ),

      help='directory dove leggere/scrivere i file' )

    self.add_option( '-u', '--user', action='store', dest='user',

      help='utente con cui accedere al database' )

    self.add_option( '-p', '--password', action='store', dest='pswd',

      help='password con cui accedere al database' )

  def run( self ):

    options, args = self.parse_args()

    if not( options.save or options.load ): return 0

    if options.mpath != None: e = mount( options.mpath, True )

    print e

    if e != 0: return e

    if options.save:

      for dbn in args:

        f = os.path.join( options.path, '.'.join( [dbn,'gz'] ) )

        mysqldump( dbn, f, options.zip, options.user, options.pswd )

    elif options.load: 

      for dbn in args:

        f = os.path.join( options.path, '.'.join( [dbn,'gz'] ) )

        mysql( dbn, f, options.zip, options.user, options.pswd )

    if options.mpath != None: mount( options.mpath, False )





if __name__ == '__main__':

  sqlbackup_prg().run()