1 | #!/usr/athena/bin/perl |
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2 | |
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3 | use File::Spec::Functions; |
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4 | use Data::Dumper; |
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5 | use Getopt::Long; |
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6 | use Cwd; |
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7 | |
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8 | my ($redodelete, $redoadd, $redoreplace, $redodiff) = (0,0,0,0); |
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9 | |
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10 | GetOptions("redo-delete" => \$redodelete, |
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11 | "redo-add" => \$redoadd, |
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12 | "redo-replace" => \$redoreplace, |
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13 | "redo-diff" => \$redodiff, |
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14 | "redo-all" => sub {$redodelete = $redoadd = $redoreplace = $redodiff = 1;} |
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15 | ); |
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16 | |
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17 | if (@ARGV < 3) { |
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18 | print STDERR "Usage: $0 [--redo-{delete,add,replace,diff,all}] package oldversion newversion\n"; |
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19 | exit(1); |
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20 | } |
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21 | |
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22 | my ($package, $oldversion, $newversion) = @ARGV; |
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23 | my ($old, $new, $updatename) = ($package.'-'.$oldversion, $package.'-'.$newversion, $package.'-'.$oldversion.'-to-'.$newversion); |
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24 | |
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25 | my $outdir = $updatename.".proposal"; |
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26 | |
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27 | (-d $outdir || mkdir($outdir)) or die "mkdir($outdir) failed: $!"; |
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28 | |
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29 | my $olddir = catdir($outdir,$old); |
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30 | my $newdir = catdir($outdir,$new); |
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31 | |
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32 | unpackPackage($old, $olddir); |
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33 | unpackPackage($old, $newdir); |
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34 | |
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35 | sub unpackPackage($$) { |
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36 | my ($package, $dir) = @_; |
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37 | print "Extracting $package to $dir..."; |
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38 | if (-d $dir) { |
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39 | warn "$dir already exists; assuming unpacking was successful"; |
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40 | return; |
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41 | } |
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42 | mkdir($dir) or die "mkdir($dir) failed: $!"; |
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43 | my $cwd = cwd(); |
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44 | chdir($dir) or die $!; |
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45 | `athrun scripts gtar zxf "/mit/scripts/deploy$scriptsdev/$package.tar.gz"`; $? && die "Failed to unpack $package.tar.gz: $?"; |
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46 | my @files=`athrun scripts gfind . -mindepth 1 -maxdepth 1 | grep -v .admin`; |
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47 | if (@files <= 1) { |
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48 | `athrun scripts gfind . -mindepth 2 -maxdepth 2 | xargs -i mv \{} .`; |
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49 | rmdir($files[0]); |
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50 | } |
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51 | chdir($cwd) or die "Couldn't return to $cwd"; |
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52 | print "done.\n"; |
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53 | } |
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54 | |
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55 | my @oldfiles = sort { $a->[1] cmp $b->[1] } map { chomp; s|$olddir\/?||g; [split(' ', $_, 2)] } `athrun scripts gfind $olddir -type f | xargs -i md5sum \{}`; |
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56 | #print Dumper(\@oldfiles); |
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57 | my @newfiles = sort { $a->[1] cmp $b->[1] } map { chomp; s|$newdir\/?||g; [split(' ', $_, 2)] } `athrun scripts gfind $newdir -type f | xargs -i md5sum \{}`; |
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58 | #print Dumper(\@newfiles); |
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59 | |
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60 | sub compareDirectories($$) { |
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61 | my ($alist, $blist) = @_; |
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62 | my @a = @$alist; |
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63 | my @b = @$blist; |
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64 | my @aonly, @bonly, @both; |
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65 | $a = $b = 0; |
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66 | my $debug = 1; |
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67 | local $Data::Dumper::Indent = 0; |
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68 | while ($a <= $#a || $b <= $#a) { |
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69 | my $fa = $a[$a]; |
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70 | my $fb = $b[$b]; |
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71 | print STDERR "Comparing ".Dumper($fa, $fb)."\n" if $debug; |
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72 | if ($fa->[1] eq $fb->[1]) { # Same file exists on both |
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73 | print STDERR "Same file\n" if $debug; |
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74 | if ($fa->[0] ne $fb->[0]) { # File has changed in some way |
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75 | print STDERR "Different md5, pushing on \@both\n" if $debug; |
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76 | push(@both, [$fa->[1], $fa, $fb]); |
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77 | } |
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78 | $a++; $b++; # increment both counters |
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79 | } else { |
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80 | my $a2 = $a; |
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81 | while ($a2 <= $#a && $a[$a2]->[1] lt $fb->[1]) { |
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82 | $a2++; |
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83 | } |
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84 | if ($a2 <= $#a && $a[$a2]->[1] eq $fb->[1]) { |
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85 | for my $i ($a..$a2-1) { |
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86 | push @aonly, $a[$i]; |
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87 | } |
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88 | $a = $a2; |
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89 | } else { |
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90 | my $b2 = $b; |
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91 | while ($b2 <= $#b && $b[$b2]->[1] lt $fa->[1]) { |
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92 | $b2++; |
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93 | } |
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94 | if ($b2 <= $#b && $b[$b2]->[1] eq $fa->[1]) { |
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95 | for my $i ($b..$b2-1) { |
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96 | push @bonly, $b[$i]; |
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97 | } |
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98 | $b = $b2; |
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99 | } else { |
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100 | push @aonly, $a[$a]; |
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101 | push @bonly, $b[$b]; |
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102 | $a++; $b++; |
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103 | } |
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104 | } |
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105 | } |
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106 | } |
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107 | return (\@aonly, \@bonly, \@both); |
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108 | } |
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109 | |
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110 | my (@todelete, @toadd, @changed); |
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111 | my @comp = compareDirectories(\@oldfiles, \@newfiles); |
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112 | print Dumper(@comp); |
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113 | @todelete = @{$comp[0]}; |
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114 | @toadd = @{$comp[1]}; |
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115 | @changed = @{$comp[2]}; |
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116 | |
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117 | if ($redodelete or ! -e catfile($outdir, "files.delete")) { |
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118 | open(TODELETE, ">", catfile($outdir, "files.delete")) or die "Can't open files.delete: $!"; |
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119 | foreach my $file (@todelete) { |
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120 | printf TODELETE "%s %s\n", $file->[0], $file->[1]; |
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121 | } |
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122 | close(TODELETE); |
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123 | } |
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124 | |
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125 | if ($redoadd or ! -e catfile($outdir, "files.add")) { |
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126 | open(TOADD, ">", catfile($outdir, "files.add")) or die "Can't open files.add: $!"; |
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127 | foreach my $file (@toadd) { |
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128 | printf TOADD "%s # MD5 = %s\n", $file->[1], $file->[0]; |
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129 | } |
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130 | close(TOADD); |
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131 | } |
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132 | |
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133 | my @toreplace; |
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134 | my @topatch; |
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135 | |
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136 | foreach my $file (@changed) { |
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137 | if (-B catdir($newdir, $file->[0])) { |
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138 | push (@toreplace, $file); |
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139 | } else { |
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140 | push (@topatch, $file); |
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141 | } |
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142 | } |
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143 | |
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144 | if ($redoreplace or ! -e catfile($outdir, "files.replace")) { |
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145 | open(TOREPLACE, ">", catfile($outdir, "files.replace")) or die "Can't open files.replace: $!"; |
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146 | foreach my $file (@toreplace) { |
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147 | printf TOREPLACE "%s %s\n", $file->[2][0], $file->[0]; |
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148 | } |
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149 | close(TOREPLACE); |
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150 | } |
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