1 | #!/usr/athena/bin/perl |
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2 | |
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3 | use File::Spec::Functions qw(:ALL); |
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4 | use File::Copy; |
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5 | use File::Path; |
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6 | use Data::Dumper; |
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7 | use Getopt::Long; |
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8 | use Cwd; |
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9 | use strict; |
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10 | use warnings; |
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11 | |
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12 | my $scriptsdev = ""; |
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13 | |
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14 | GetOptions( |
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15 | #"redo-delete" => \$redodelete, |
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16 | # "redo-add" => \$redoadd, |
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17 | # "redo-replace" => \$redoreplace, |
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18 | # "redo-diff" => \$redodiff, |
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19 | # "redo-all" => sub {$redodelete = $redoadd = $redoreplace = $redodiff = 1;}, |
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20 | "dev" => sub {$scriptsdev = "dev";}, |
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21 | ); |
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22 | |
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23 | if (@ARGV < 3) { |
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24 | print STDERR "Usage: $0 package oldversion newversion\n"; |
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25 | exit(1); |
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26 | } |
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27 | |
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28 | my ($package, $oldversion, $newversion) = @ARGV; |
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29 | my ($old, $new, $updatename) = ($package.'-'.$oldversion, $package.'-'.$newversion, $package.'-'.$oldversion.'-to-'.$newversion); |
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30 | |
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31 | my $proposaldir = $updatename.".proposal"; |
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32 | my $outdir = catdir("/mit/scripts/deploy$scriptsdev/updates/", $updatename); |
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33 | |
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34 | (-d $proposaldir) or die "Can't find $proposaldir, did you run propose-update?\n"; |
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35 | (-d $outdir || mkdir($outdir)) or die "mkdir($outdir) failed: $!"; |
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36 | |
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37 | my $olddir = catdir($proposaldir,$old); |
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38 | my $newdir = catdir($proposaldir,$new); |
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39 | (-d $olddir && -d $newdir) or die "Packages not unpacked?\n"; |
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40 | |
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41 | sub readFileList($) { |
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42 | my ($list) = @_; |
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43 | open(LIST, $list) or die "Can't read $list: $!\n"; |
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44 | my @files = map { chomp; s|$newdir\/?||g; [split(' ', $_, 2)] } <LIST>; |
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45 | close(LIST); |
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46 | return @files; |
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47 | } |
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48 | |
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49 | my @todelete = readFileList(catfile($proposaldir, "files.delete")); |
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50 | my @toadd = readFileList(catfile($proposaldir, "files.add")); |
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51 | my @toreplace = readFileList(catfile($proposaldir, "files.replace")); |
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52 | |
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53 | open(CHECKMD5, ">", catfile($outdir, "check.md5")) or die "Can't open check.md5: $!"; |
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54 | print CHECKMD5 map { join(" ", @{$_})."\n" } @todelete, @toreplace; |
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55 | close(CHECKMD5); |
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56 | |
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57 | open(ABSENT, ">", catfile($outdir, "oldfiles.absent")) or die "Can't open oldfiles.absent: $!"; |
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58 | print ABSENT map { $_->[1]."\n" } @toadd; |
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59 | close(ABSENT); |
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60 | |
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61 | open(DELETE, ">", catfile($outdir, "files.delete")) or die "Can't open files.delete: $!"; |
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62 | print DELETE map { $_->[1]."\n" } @todelete, @toreplace; |
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63 | close(DELETE); |
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64 | |
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65 | my $outfiledir = catdir($outdir, "newfiles"); |
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66 | (-d $outfiledir || mkdir($outfiledir)) or die "Can't mkdir($outfiledir)\n"; |
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67 | |
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68 | foreach my $file (@toadd, @toreplace) { |
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69 | my $filename = $file->[1]; |
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70 | my $src = catfile($newdir, $filename); |
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71 | my $dest = catfile($outfiledir, $filename); |
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72 | my (undef, $dir, undef) = splitpath($dest); |
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73 | mkpath($dir); |
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74 | copy($src, $dest) or die "Couldn't copy $filename from $src to $dest: $!"; |
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75 | } |
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76 | |
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77 | copy(catfile($proposaldir, "update.diff"), catfile($outdir, "update.diff")) or die "Couldn't copy update.diff: $!"; |
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78 | |
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79 | open (SCRIPT, ">", catfile($outdir, "update")) or die "Couldn't write update: $!"; |
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80 | printf SCRIPT <<'EOF', $updatename, $new; |
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81 | #!/bin/bash |
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82 | set -e -o noclobber |
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83 | |
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84 | die () { echo "$1" >&2; exit 1; } |
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85 | |
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86 | patchdir=$(dirname "$0") |
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87 | |
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88 | >.scripts-security-upd-lock || die "error: Unable to obtain update lock." |
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89 | |
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90 | echo "[$PWD] begin dry run" |
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91 | |
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92 | xargs -n1 test ! -e <"$patchdir/oldfiles.absent" || die "error: Conflicting files exist." |
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93 | md5sum -c "$patchdir/check.md5" || die "error: MD5 check failed." |
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94 | patch -stN --dry-run --no-backup-if-mismatch -p2 <"$patchdir/update.diff" || die "error: Patch dry run failed." |
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95 | |
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96 | echo "[$PWD] dry run OK, applying update" |
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97 | |
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98 | mv .scripts-version .scripts-version.old |
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99 | patch -stN --no-backup-if-mismatch -p2 <"$patchdir/update.diff" || : |
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100 | xargs rm -f <"$patchdir/files.delete" |
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101 | cp -a "$patchdir/newfiles/." . |
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102 | (cat .scripts-version.old; date; echo "%s"; echo "%s") >>.scripts-version |
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103 | rm -f .scripts-version.old |
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104 | |
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105 | rm -f .scripts-security-upd-lock |
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106 | |
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107 | echo "[$PWD] done" |
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108 | |
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109 | exit 0 |
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110 | EOF |
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111 | chmod 0755, catfile($outdir, "update"); |
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