/[BackupPC]/trunk/bin/BackupPC_recover_from_increments
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 333 by dpavlin, Tue Feb 7 21:22:29 2006 UTC revision 352 by dpavlin, Wed Apr 26 11:10:48 2006 UTC
# Line 1  Line 1 
1  #!/usr/bin/perl -w  #!/usr/bin/perl -w
2    
3  # quick hack to create BackupPC pool out of increments  use strict;
4    
5  # 2006-02-07 Dobrica Pavlinusic <dpavlin@rot13.org>  =head1 NAME
6    
7    BackupPC_recover_from_increments
8    
9    =head1 DESCRIPTION
10    
11    quick hack to create BackupPC pool out of increments
12    
13    =head1 SYNOPSYS
14    
15     BackupPC_recover_from_increments /restore/from/directory/ [/path/to/increment/to/restore.tar.gz ... ]
16    
17    =head1 HISTORY
18    
19    2006-02-07 Dobrica Pavlinusic <dpavlin@rot13.org>
20    
21    =cut
22    
23  use File::Find;  use File::Find;
24  use Data::Dumper;  use Data::Dumper;
# Line 10  use Data::Dumper; Line 26  use Data::Dumper;
26  use lib "/data/backuppc/lib";  use lib "/data/backuppc/lib";
27  use BackupPC::Lib;  use BackupPC::Lib;
28    
29    my $host = 'restore';
30  my $restore_path = './temp/restore.tar.gz';  my $share = '/etc';
31    
32  # connect to BackupPC_server  # connect to BackupPC_server
33    
34  die("BackupPC::Lib->new failed\n") if ( !(my $bpc = BackupPC::Lib->new) );  die("BackupPC::Lib->new failed\n") if ( !(my $bpc = BackupPC::Lib->new) );
35  my %Conf   = $bpc->Conf();  my %Conf = $bpc->Conf();
36    
37  $bpc->ChildInit();  $bpc->ChildInit();
38    
# Line 26  if ( $err ) { Line 42  if ( $err ) {
42      exit(1);      exit(1);
43  }  }
44    
45  sub increment {  my $TopDir = $bpc->TopDir();
46          my $path = $File::Find::name;  
47    #print Dumper(\%Conf);
48    
49    # check if host exists
50    
51    my $host_info = $bpc->HostInfoRead( $host );
52    print Dumper($host_info, $bpc->HostInfoRead( 'localhost' ));
53    die "host '$host' is not found, please add it to config/hosts configuration file\n" unless ($host_info->{$host});
54    
55    # create restore host configuration
56    
57    my $restore_path = "$Conf{InstallDir}/$Conf{GzipTempDir}/restore.tar.gz";
58    
59    my $conf_restore = <<'_END_OF_CONF_';
60    
61    $Conf{XferMethod} = 'tar';
62    $Conf{TarShareName} = '__share__';
63    
64    $Conf{TarFullArgs} = 'echo "full backups are not supported in restore!" ; exit 1';
65    $Conf{TarIncrArgs} = '';
66    
67    # disable ping
68    $Conf{PingCmd} = '';
69    # work-around for Backup aborted because of CorrectHostCheck
70    $Conf{FixedIPNetBiosNameCheck} = 0;
71    $Conf{NmbLookupCmd} = '';
72    $Conf{ClientNameAlias} = 'localhost';
73    
74    $Conf{TarClientCmd} = 'zcat __restore_path__';
75    
76    1;
77    
78    _END_OF_CONF_
79    
80    $conf_restore =~ s/__restore_path__/$restore_path/gs;
81    $conf_restore =~ s/__share__/$share/gs;
82    
83    my $config_file = "$bpc->{TopDir}/conf/${host}.pl";
84    
85    open(my $host_fh, '>', $config_file) || die "can't open $config_file: $!";
86    print $host_fh $conf_restore || die "can't write configuration in $config_file: $!";
87    close($host_fh) || die "can't close $config_file: $!";
88    
89    warn "written config:\n$conf_restore\n";
90    
91    sub restore_increment {
92            my $path = shift || die "need path!";
93    
94            if ($path !~ m/\.tar\.gz$/i) {
95                    print "skipping $path, not .tar.gz increment\n";
96                    return;
97            }
98    
99          print "working on $path\n";          print "working on $path\n";
100    
101          if (-e $restore_path) {          if (-e $restore_path) {
102                  unlink $restore_path || die "can't remove $restore_path: $!\n";                  unlink $restore_path || die "can't remove $restore_path: $!\n";
103          }          }
104          link $path, $restore_path || die "can't create link $path -> $restore_path: $!\n";          symlink $path, $restore_path || die "can't create link $path -> $restore_path: $!\n";
105    
106            my $user = $host_info->{$host}->{user} || die "can't get user for host $host";
107    
108            $bpc->ServerMesg("log User $user started recovery from increment $path");
109    
110          $bpc->ServerMesg("log User backuppc started restore of $restore_path");          my @backups = $bpc->BackupInfoRead( $host );
111    
112            my $full = 1;
113            foreach my $b (@backups) {
114                    $full = 0 if ($b->{type} eq 'full');
115            }
116    
117          my $full = 0;          my $r = $bpc->ServerMesg("backup $host $host $user $full");
118          my $r = $bpc->ServerMesg("backup restore restore backuppc $full");          print "backup ", $full ? 'full' : 'incremental', " --> $r";
119          print "backup --> $r\n";          die $r if ($r =~ m/^error/);
120    
121          # Status_backup_in_progress          # Status_backup_in_progress
122          # Status_idle          # Status_idle
123    
124          my $state = 'unknown';          my ($state,$last_state) = ('','x');
125    
126          while ($state ne 'Status_idle') {          while ($state ne 'Status_idle') {
127                  my $s = $bpc->ServerMesg("status hosts");                  my $s = $bpc->ServerMesg("status hosts");
# Line 54  sub increment { Line 130  sub increment {
130                          eval "$s";                          eval "$s";
131                  }                  }
132                  $state = $Status{restore}->{state};                  $state = $Status{restore}->{state};
133                  print "# $state\n"; #, Dumper($Status{restore});  
134                    die $state if ($state =~ m/^error/);
135    
136                    if ($state ne $last_state) {
137                            print "\n$state"; #, Dumper($Status{restore});
138                    } else {
139                            print ".";
140                    }
141                    $last_state = $state;
142                  sleep 1;                  sleep 1;
143          }          }
144            print "\n";
145  }  }
146    
147  find({ wanted => \&increment, follow => 0 }, './temp');  # now, start restore
148    
149    foreach my $restore_inc (@ARGV) {
150    
151            if (-d $restore_inc) {
152    
153                    find({ wanted => sub {
154                            restore_increment( $File::Find::name );
155                    }, follow => 0 }, $restore_inc);
156    
157            } elsif (-f $restore_inc) {
158                    restore_increment( $restore_inc );
159            } else {
160                    warn "skipped: $restore_inc, not file or directory\n";
161            }
162    
163    }
164    
165    #unlink $config_file || die "can't remove $config_file: $!";
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