/[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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Diff of /trunk/bin/BackupPC_recover_from_increments

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revision 360 by dpavlin, Fri Apr 28 09:07:41 2006 UTC revision 361 by dpavlin, Sat Apr 29 10:59:09 2006 UTC
# Line 35  my $share = '/etc'; Line 35  my $share = '/etc';
35  # state of share in that particular moment! (it's fast, though)  # state of share in that particular moment! (it's fast, though)
36  my $cleanup_before_increment = 0;  my $cleanup_before_increment = 0;
37    
38    # this option will probably create wrong increments, but it's here for
39    # testing and comparison. In short, don't use it!
40    my $restore_via_temp_dir = 1;
41    
42  # connect to BackupPC_server  # connect to BackupPC_server
43    
44  die("BackupPC::Lib->new failed\n") if ( !(my $bpc = BackupPC::Lib->new) );  my $bpc = BackupPC::Lib->new(undef, undef, 1) || die;
45  my %Conf = $bpc->Conf();  my %Conf = $bpc->Conf();
46    
47  $bpc->ChildInit();  $bpc->ChildInit();
# Line 70  sub cleanup_inc_temp_dir { Line 74  sub cleanup_inc_temp_dir {
74  print "# using $inc_tmp_dir for increment scratch space";  print "# using $inc_tmp_dir for increment scratch space";
75  cleanup_inc_temp_dir() if (! $cleanup_before_increment);  cleanup_inc_temp_dir() if (! $cleanup_before_increment);
76    
77    my $restore_path = "$Conf{InstallDir}/$Conf{GzipTempDir}/${host}-restore.tar.gz";
78    
79  # create restore host configuration  # create restore host configuration
80    
81  my $conf_restore = <<'_END_OF_CONF_';  my $conf_restore = <<'_END_OF_CONF_';
# Line 86  $Conf{ClientNameAlias} = 'localhost'; Line 92  $Conf{ClientNameAlias} = 'localhost';
92    
93  #$Conf{TarIncrArgs} = '';  #$Conf{TarIncrArgs} = '';
94  #$Conf{ClientTimeout} = 600;  #$Conf{ClientTimeout} = 600;
95    
96    _END_OF_CONF_
97    
98    $conf_restore .= <<'_END_OF_CONF_' if (! $restore_via_temp_dir);
99    
100  #$Conf{TarClientCmd} = '';  #$Conf{TarClientCmd} = '';
101  #$Conf{TarFullArgs} = 'gzip -cdv __restore_path__';  #$Conf{TarFullArgs} = 'gzip -cdv __restore_path__';
102    
103  $Conf{TarClientCmd} = '$tarPath -c -v -f - -C __inc_tmp_dir__ --totals';  # force BackupPC_tarExtract to produce output of tar -c -v -f - --totals
104    # so that we can just pipe tar into it!
105    $Conf{tarExtractEmulateTotals} = 1;
106    $Conf{TarClientCmd} = 'zcat __restore_path__';
107    
108    _END_OF_CONF_
109    
110  1;  $conf_restore .= <<'_END_OF_CONF_' if ($restore_via_temp_dir);
111    
112    $Conf{TarClientCmd} = '$tarPath -c -v -f - -C __inc_tmp_dir__ --totals';
113    
114  _END_OF_CONF_  _END_OF_CONF_
115    
116  $conf_restore =~ s/__share__/$share/gs;  $conf_restore =~ s/__share__/$share/gs;
117  $conf_restore =~ s/__inc_tmp_dir__/$inc_tmp_dir/gs;  $conf_restore =~ s/__inc_tmp_dir__/$inc_tmp_dir/gs;
118    $conf_restore =~ s/__restore_path__/$restore_path/gs;
119    
120    $conf_restore .= "\n1;\n";
121    
122  my $config_file = "$bpc->{TopDir}/conf/${host}.pl";  my $config_file = "$bpc->{TopDir}/conf/${host}.pl";
123    
# Line 114  sub restore_increment { Line 135  sub restore_increment {
135                  return;                  return;
136          }          }
137    
138          print "restoring $path\n";          if ($restore_via_temp_dir) {
139    
140                    print "restoring $path (extracting to create increment)\n";
141    
142                    cleanup_inc_temp_dir() if ($cleanup_before_increment);
143    
144          cleanup_inc_temp_dir() if ($cleanup_before_increment);                  my $cmd = "cd $inc_tmp_dir && tar xfz $path";
145                    system($cmd) == 0 or die "can't execute: $cmd -- $?\n";
146            
147            } else {
148    
149          my $cmd = "cd $inc_tmp_dir && tar xfz $path";                  print "using $path to create increment\n";
150          system($cmd) == 0 or die "can't execute: $cmd -- $?\n";  
151                    if (-e $restore_path) {
152                            unlink $restore_path || die "can't remove $restore_path: $!\n";
153                    }
154                    symlink $path, $restore_path || die "can't create link $path -> $restore_path: $!\n";
155    
156    
157            }
158    
159          print "starting import into BackupPC pool\n";          print "starting import into BackupPC pool\n";
160    
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