X-Git-Url: https://git.madduck.net/code/myrepos.git/blobdiff_plain/e9de7f196a3b998952e8f62acb04a18d9f087d8a..5e6baa9997df5897ee4e46eb6ba3473761deac1b:/mr?ds=inline diff --git a/mr b/mr index bed4cac..886aa65 100755 --- a/mr +++ b/mr @@ -1,5 +1,7 @@ #!/usr/bin/perl +#man{{{ + =head1 NAME mr - a Multiple Repository management tool @@ -18,24 +20,26 @@ B [options] diff B [options] log +B [options] register [repository] + +B [options] config section [parameter=[value] ...] + B [options] action [params ...] =head1 DESCRIPTION -B is a Multiple Repository management tool. It allows you to register a -set of repositories in a .mrconfig file, and then checkout, update, or -perform other actions on the repositories as if they were one big -respository. - -Any mix of revision control systems can be used with B, and you can -define arbitrary actions for commands like "update", "checkout", or "commit". +B is a Multiple Repository management tool. It +can checkout, update, or perform other actions on +a set of repositories as if they were one combined respository. It +supports any combination of subversion, git, cvs, and bzr repositories, +and support for other revision control systems can easily be added. -B cds into and operates on all registered repsitories at or below your +B cds into and operates on all registered repositories at or below your working directory. Or, if you are in a subdirectory of a repository that contains no other registered repositories, it will stay in that directory, and work on only that repository, -The predefined commands should be fairly familiar to users of any revision +These predefined commands should be fairly familiar to users of any revision control system: =over 4 @@ -70,10 +74,40 @@ Show a diff of uncommitted changes. Show the commit log. +=back + +These commands are also available: + +=over 4 + =item list (or ls) List the repositories that mr will act on. +=item register + +Register an existing repository in the mrconfig file. By default, the +repository in the current directory is registered, or you can specify a +directory to register. + +By default it registers it to the ~/.mrconfig file. To make it write to a +different file, use the -c option. + +=item config + +Adds, modifies, removes, or prints a value from the mrconfig file. The next +parameter is the name of the section the value is in. To add or modify +values, use one or more instances of "parameter=value". Use "parameter=" to +remove a parameter. Use just "parameter" to get the value of a parameter. + +For example, to add (or edit) a repository in src/foo: + + mr config src/foo checkout="svn co svn://example.com/foo/trunk foo" + +To show the command that mr uses to update the repository in src/foo: + + mr config src/foo update + =item help Displays this help. @@ -84,10 +118,10 @@ Actions can be abbreviated to any unambiguous subsctring, so "mr st" is equivilant to "mr status", and "mr up" is equivilant to "mr update" -Additional parameters can be passed to other commands than "commit", they -will be passed on unchanged to the underlying revision control system. -This is mostly useful if the repositories mr will act on all use the same -revision control system. +Additional parameters can be passed to most commands, and are passed on +unchanged to the underlying revision control system. This is mostly useful +if the repositories mr will act on all use the same revision control +system. =head1 OPTIONS @@ -107,6 +141,16 @@ directory. Be verbose. +=item -s + +Expand the statistics line displayed at the end to include information +about exactly which repositories failed and were skipped, if any. + +=item -n + +Just operate on the repository for the current directory, do not +recurse into deeper repositories. + =back =head1 FILES @@ -122,10 +166,13 @@ Here is an example .mrconfig file: chain = true [src/linux-2.6] - checkout = git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git + checkout = git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git && + cd linux-2.6 && + git checkout -b mybranch origin/master The .mrconfig file uses a variant of the INI file format. Lines starting with -"#" are comments. Lines ending with "\" are continued on to the next line. +"#" are comments. Values can be continued to the following line by +indenting the line with whitespace. The "DEFAULT" section allows setting default values for the sections that come after it. @@ -149,7 +196,7 @@ environment, where any additional parameters you pass are available in directory, since the repository isn't checked out yet. All other commands are run inside the repository, though not necessarily at the top of it. The "MR_REPO" environment variable is set to the path to the top of the -repository. +repository, and "MR_CONFIG" is set to the topmost .mrconfig file used. A few parameters have special meanings: @@ -157,15 +204,32 @@ A few parameters have special meanings: =item skip -If the "skip" parameter is set and its command returns nonzero, then B -will skip acting on that repository. +If the "skip" parameter is set and its command returns true, then B +will skip acting on that repository. The command is passed the action +name in $1. + +Here are two examples. The first skips the repo unless +mr is run by joey. The second uses the hours_since function +(included in mr's built-in library) to skip updating the repo unless it's +been at least 12 hours since the last update. + + skip = test $(whoami) != joey + skip = [ "$1" = update ] && [ $(hours_since "$1") -lt 12 ] =item chain -If the "chain" parameter is set and its command returns nonzero, then B +If the "chain" parameter is set and its command returns true, then B will try to load a .mrconfig file from the root of the repository. (You should avoid chaining from repositories with untrusted committers.) +=item deleted + +If the "deleted" parameter is set and its command returns true, then +B will treat the repository as deleted. It won't ever actually delete +the repository, but it will warn if it sees the repository's directory. +This is useful when one mrconfig file is shared amoung multiple machines, +to keep track of and remember to delete old repositories. + =item lib The "lib" parameter can specify some shell code that will be run before each @@ -184,14 +248,23 @@ http://kitenet.net/~joey/code/mr/ =cut +#}}} + use warnings; use strict; use Getopt::Long; use Cwd qw(getcwd abs_path); +$SIG{INT}=sub { + print STDERR "mr: interrupted\n"; + exit 2; +}; + +$ENV{MR_CONFIG}="$ENV{HOME}/.mrconfig"; my $directory=getcwd(); -my $config="$ENV{HOME}/.mrconfig"; my $verbose=0; +my $stats=0; +my $no_recurse=0; my %config; my %knownactions; my %alias; @@ -199,8 +272,10 @@ my %alias; Getopt::Long::Configure("no_permute"); my $result=GetOptions( "d|directory=s" => sub { $directory=abs_path($_[1]) }, - "c|config=s" => \$config, - "verbose" => \$verbose, + "c|config=s" => sub { $ENV{MR_CONFIG}=abs_path($_[1]) }, + "v|verbose" => \$verbose, + "s|stats" => \$stats, + "n|no-recurse" => \$no_recurse, ); if (! $result || @ARGV < 1) { die("Usage: mr [-d directory] action [params ...]\n". @@ -209,7 +284,7 @@ if (! $result || @ARGV < 1) { } loadconfig(\*DATA); -loadconfig($config); +loadconfig($ENV{MR_CONFIG}); #use Data::Dumper; #print Dumper(\%config); @@ -240,7 +315,48 @@ if (! exists $knownactions{$action}) { } if ($action eq 'help') { - exec($config{''}{DEFAULT}{help}); + exec($config{''}{DEFAULT}{$action}) || die "exec: $!"; +} +elsif ($action eq 'config') { + if (@ARGV < 2) { + die "mr config: not enough parameters\n"; + } + my $section=shift; + if ($section=~/^\//) { + # try to convert to a path relative to the config file + my ($dir)=$ENV{MR_CONFIG}=~/^(.*\/)[^\/]+$/; + if ($section=~/^\Q$dir\E(.*)/) { + $section=$1; + } + } + my %changefields; + foreach (@ARGV) { + if (/^([^=]+)=(.*)$/) { + $changefields{$1}=$2; + } + else { + my $found=0; + foreach my $topdir (sort keys %config) { + if (exists $config{$topdir}{$section} && + exists $config{$topdir}{$section}{$_}) { + print $config{$topdir}{$section}{$_}."\n"; + $found=1; + } + } + if (! $found) { + die "mr $action: $section $_ not set\n"; + } + } + } + modifyconfig($ENV{MR_CONFIG}, $section, %changefields) if %changefields; + exit 0; +} +elsif ($action eq 'register') { + my $command="set -e; ".$config{''}{DEFAULT}{lib}."\n". + "my_action(){ $config{''}{DEFAULT}{$action}\n }; my_action ". + join(" ", map { s/\//\/\//g; s/"/\"/g; '"'.$_.'"' } @ARGV); + print STDERR "mr $action: running >>$command<<\n" if $verbose; + exec($command) || die "exec: $!"; } # work out what repos to act on @@ -253,7 +369,8 @@ foreach my $topdir (sort keys %config) { my $d=$directory; $dir.="/" unless $dir=~/\/$/; $d.="/" unless $d=~/\/$/; - next if $dir ne $directory && $dir !~ /^\Q$directory\E/; + next if $no_recurse && $d ne $dir; + next if $dir ne $d && $dir !~ /^\Q$d\E/; push @repos, [$dir, $topdir, $subdir]; } } @@ -275,24 +392,57 @@ if (! @repos) { $nochdir=1; } -my (@failed, @successful, @skipped); +my (@failed, @ok, @skipped); foreach my $repo (@repos) { action($action, @$repo); } -sub action { +sub action { #{{{ my ($action, $dir, $topdir, $subdir) = @_; my $lib= exists $config{$topdir}{$subdir}{lib} ? $config{$topdir}{$subdir}{lib}."\n" : ""; + if (exists $config{$topdir}{$subdir}{deleted}) { + my $test="set -e;".$lib.$config{$topdir}{$subdir}{deleted}; + print "mr $action: running deleted test >>$test<<\n" if $verbose; + my $ret=system($test); + if ($ret != 0) { + if (($? & 127) == 2) { + print STDERR "mr $action: interrupted\n"; + exit 2; + } + elsif ($? & 127) { + print STDERR "mr $action: deleted test received signal ".($? & 127)."\n"; + } + } + if ($ret >> 8 == 0) { + if (-d $dir) { + print STDERR "mr error: $dir should be deleted yet still exists\n\n"; + push @failed, $dir; + return; + } + else { + print "mr $action: $dir skipped (as deleted) per config file\n" if $verbose; + push @skipped, $dir; + return; + } + } + } + if ($action eq 'checkout') { if (-d $dir) { print "mr $action: $dir already exists, skipping checkout\n" if $verbose; push @skipped, $dir; return; } + $dir=~s/^(.*)\/[^\/]+\/?$/$1/; + + if (! -d $dir) { + print "mr $action: creating parent directory $dir\n" if $verbose; + my $ret=system("mkdir", "-p", $dir); + } } elsif ($action eq 'update') { if (! -d $dir) { @@ -303,9 +453,20 @@ sub action { $ENV{MR_REPO}=$dir; if (exists $config{$topdir}{$subdir}{skip}) { - my $test="set -e;".$lib.$config{$topdir}{$subdir}{skip}; + my $test="set -e;".$lib. + "my_action(){ $config{$topdir}{$subdir}{skip}\n }; my_action '$action'"; print "mr $action: running skip test >>$test<<\n" if $verbose; my $ret=system($test); + if ($ret != 0) { + if (($? & 127) == 2) { + print STDERR "mr $action: interrupted\n"; + exit 2; + } + elsif ($? & 127) { + print STDERR "mr $action: skip test received signal ".($? & 127)."\n"; + exit 1; + } + } if ($ret >> 8 == 0) { print "mr $action: $dir skipped per config file\n" if $verbose; push @skipped, $dir; @@ -334,6 +495,13 @@ sub action { print STDERR "mr $action: running >>$command<<\n" if $verbose; my $ret=system($command); if ($ret != 0) { + if (($? & 127) == 2) { + print STDERR "mr $action: interrupted\n"; + exit 2; + } + elsif ($? & 127) { + print STDERR "mr $action: received signal ".($? & 127)."\n"; + } print STDERR "mr $action: failed ($ret)\n" if $verbose; push @failed, $dir; if ($ret >> 8 != 0) { @@ -344,14 +512,20 @@ sub action { } } else { - push @successful, $dir; + if ($action eq 'checkout' && ! -d $dir) { + print STDERR "mr $action: $dir missing after checkout\n";; + push @failed, $dir; + return; + } + + push @ok, $dir; } print "\n"; } -} +} #}}} -sub showstat { +sub showstat { #{{{ my $count=shift; my $singular=shift; my $plural=shift; @@ -359,25 +533,33 @@ sub showstat { return "$count ".($count > 1 ? $plural : $singular); } return; -} -if (! @successful && ! @failed && ! @skipped) { +} #}}} +if (! @ok && ! @failed && ! @skipped) { die "mr $action: no repositories found to work on\n"; } print "mr $action: finished (".join("; ", - showstat($#successful+1, "successful", "successful"), + showstat($#ok+1, "ok", "ok"), showstat($#failed+1, "failed", "failed"), showstat($#skipped+1, "skipped", "skipped"), ).")\n"; +if ($stats) { + if (@skipped) { + print "mr $action: (skipped: ".join(" ", @skipped).")\n"; + } + if (@failed) { + print STDERR "mr $action: (failed: ".join(" ", @failed).")\n"; + } +} if (@failed) { exit 1; } -elsif (! @successful && @skipped) { +elsif (! @ok && @skipped) { exit 1; } exit 0; my %loaded; -sub loadconfig { +sub loadconfig { #{{{ my $f=shift; my @toload; @@ -385,19 +567,20 @@ sub loadconfig { my $in; my $dir; if (ref $f eq 'GLOB') { - $in=$f; $dir=""; + $in=$f; } else { - # $f might be a symlink + if (! -e $f) { + return; + } + my $absf=abs_path($f); if ($loaded{$absf}) { return; } $loaded{$absf}=1; - print "mr: loading config $f\n" if $verbose; - open($in, "<", $f) || die "mr: open $f: $!\n"; ($dir)=$f=~/^(.*\/)[^\/]+$/; if (! defined $dir) { $dir="."; @@ -406,29 +589,42 @@ sub loadconfig { # copy in defaults from first parent my $parent=$dir; - while ($parent=~s/^(.*)\/[^\/]+\/?$/$1/) { + while ($parent=~s/^(.*\/)[^\/]+\/?$/$1/) { + if ($parent eq '/') { + $parent=""; + } if (exists $config{$parent} && exists $config{$parent}{DEFAULT}) { $config{$dir}{DEFAULT}={ %{$config{$parent}{DEFAULT}} }; last; } } + + print "mr: loading config $f\n" if $verbose; + open($in, "<", $f) || die "mr: open $f: $!\n"; } + my @lines=<$in>; + close $in; my $section; - while (<$in>) { + my $line=0; + while (@lines) { + $_=shift @lines; + $line++; chomp; next if /^\s*\#/ || /^\s*$/; - if (/^\s*\[([^\]]*)\]\s*$/) { + if (/^\[([^\]]*)\]\s*$/) { $section=$1; } - elsif (/^\s*(\w+)\s*=\s*(.*)/) { + elsif (/^(\w+)\s*=\s*(.*)/) { my $parameter=$1; my $value=$2; - # continuation line - while ($value=~/(.*)\\$/s) { - $value=$1."\n".<$in>; + # continued value + while (@lines && $lines[0]=~/^\s(.+)/) { + shift(@lines); + $line++; + $value.="\n$1"; chomp $value; } @@ -452,106 +648,257 @@ sub loadconfig { $knownactions{$parameter}=1; if ($parameter eq 'chain' && length $dir && $section ne "DEFAULT" && - -e $dir.$section."/.mrconfig" && - system($value) >> 8 == 0) { - push @toload, $dir.$section."/.mrconfig"; + -e $dir.$section."/.mrconfig") { + my $ret=system($value); + if ($ret != 0) { + if (($? & 127) == 2) { + print STDERR "mr $action: chain test interrupted\n"; + exit 2; + } + elsif ($? & 127) { + print STDERR "mr $action: chain test received signal ".($? & 127)."\n"; + } + } + else { + push @toload, $dir.$section."/.mrconfig"; + } } } } else { - die "$f line $.: parse error\n"; + die "$f line $line: parse error\n"; } } - close $in; foreach (@toload) { loadconfig($_); } -} +} #}}} + +sub modifyconfig { #{{{ + my $f=shift; + # the section to modify or add + my $targetsection=shift; + # fields to change in the section + # To remove a field, set its value to "". + my %changefields=@_; + + my @lines; + my @out; + + if (-e $f) { + open(my $in, "<", $f) || die "mr: open $f: $!\n"; + @lines=<$in>; + close $in; + } + + my $formatfield=sub { + my $field=shift; + my @value=split(/\n/, shift); + + return "$field = ".shift(@value)."\n". + join("", map { "\t$_\n" } @value); + }; + my $addfields=sub { + my @blanks; + while ($out[$#out] =~ /^\s*$/) { + unshift @blanks, pop @out; + } + foreach my $field (sort keys %changefields) { + if (length $changefields{$field}) { + push @out, "$field = $changefields{$field}\n"; + delete $changefields{$field}; + } + } + push @out, @blanks; + }; + + my $section; + while (@lines) { + $_=shift(@lines); + + if (/^\s*\#/ || /^\s*$/) { + push @out, $_; + } + elsif (/^\[([^\]]*)\]\s*$/) { + if (defined $section && + $section eq $targetsection) { + $addfields->(); + } + + $section=$1; + + push @out, $_; + } + elsif (/^(\w+)\s*=\s(.*)/) { + my $parameter=$1; + my $value=$2; + + # continued value + while (@lines && $lines[0]=~/^\s(.+)/) { + shift(@lines); + $value.="\n$1"; + chomp $value; + } + + if ($section eq $targetsection) { + if (exists $changefields{$parameter}) { + if (length $changefields{$parameter}) { + $value=$changefields{$parameter}; + } + delete $changefields{$parameter}; + } + } + + push @out, $formatfield->($parameter, $value); + } + } + + if (defined $section && + $section eq $targetsection) { + $addfields->(); + } + elsif (%changefields) { + push @out, "\n[$targetsection]\n"; + foreach my $field (sort keys %changefields) { + if (length $changefields{$field}) { + push @out, $formatfield->($field, $changefields{$field}); + } + } + } + + open(my $out, ">", $f) || die "mr: write $f: $!\n"; + print $out @out; + close $out; +} #}}} # Finally, some useful actions that mr knows about by default. # These can be overridden in ~/.mrconfig. +#DATA{{{ __DATA__ [ALIAS] - co = checkout - ci = commit - ls = list +co = checkout +ci = commit +ls = list [DEFAULT] -lib = \ - error() { \ - echo "mr: $@" >&2 \ - exit 1 \ +lib = + error() { + echo "mr: $@" >&2 + exit 1 + } + hours_since() { + for dir in .git .svn .bzr CVS; do + if [ -e "$MR_REPO/$dir" ]; then + flagfile="$MR_REPO/$dir/.mr_last$1" + break + fi + done + if [ -z "$flagfile" ]; then + error "cannot determine flag filename" + fi + perl -wle 'print -f shift() ? int((-M _) * 24) : 9999' "$flagfile" + touch "$flagfile" } -update = \ - if [ -d "$MR_REPO"/.svn ]; then \ - svn update "$@" \ - elif [ -d "$MR_REPO"/.git ]; then \ - git pull origin master "$@" \ - elif [ -d "$MR_REPO"/.bzr ]; then \ - bzr merge "$@" \ - elif [ -d "$MR_REPO"/CVS ]; then \ - cvs update "$@" \ - else \ - error "unknown repo type" \ +update = + if [ -d "$MR_REPO"/.svn ]; then + svn update "$@" + elif [ -d "$MR_REPO"/.git ]; then + git pull origin master "$@" + elif [ -d "$MR_REPO"/.bzr ]; then + bzr merge "$@" + elif [ -d "$MR_REPO"/CVS ]; then + cvs update "$@" + else + error "unknown repo type" + fi +status = + if [ -d "$MR_REPO"/.svn ]; then + svn status "$@" + elif [ -d "$MR_REPO"/.git ]; then + git status "$@" || true + elif [ -d "$MR_REPO"/.bzr ]; then + bzr status "$@" + elif [ -d "$MR_REPO"/CVS ]; then + cvs status "$@" + else + error "unknown repo type" fi -status = \ - if [ -d "$MR_REPO"/.svn ]; then \ - svn status "$@" \ - elif [ -d "$MR_REPO"/.git ]; then \ - git status "$@" || true \ - elif [ -d "$MR_REPO"/.bzr ]; then \ - bzr status "$@" \ - elif [ -d "$MR_REPO"/CVS ]; then \ - cvs status "$@" \ - else \ - error "unknown repo type" \ +commit = + if [ -d "$MR_REPO"/.svn ]; then + svn commit "$@" + elif [ -d "$MR_REPO"/.git ]; then + git commit -a "$@" && git push --all + elif [ -d "$MR_REPO"/.bzr ]; then + bzr commit "$@" && bzr push + elif [ -d "$MR_REPO"/CVS ]; then + cvs commit "$@" + else + error "unknown repo type" fi -commit = \ - if [ -d "$MR_REPO"/.svn ]; then \ - svn commit "$@" \ - elif [ -d "$MR_REPO"/.git ]; then \ - git commit -a "$@" && git push --all \ - elif [ -d "$MR_REPO"/.bzr ]; then \ - bzr commit "$@" && bzr push \ - elif [ -d "$MR_REPO"/CVS ]; then \ - cvs commit "$@" \ - else \ - error "unknown repo type" \ +diff = + if [ -d "$MR_REPO"/.svn ]; then + svn diff "$@" + elif [ -d "$MR_REPO"/.git ]; then + git diff "$@" + elif [ -d "$MR_REPO"/.bzr ]; then + bzr diff "$@" + elif [ -d "$MR_REPO"/CVS ]; then + cvs diff "$@" + else + error "unknown repo type" fi -diff = \ - if [ -d "$MR_REPO"/.svn ]; then \ - svn diff "$@" \ - elif [ -d "$MR_REPO"/.git ]; then \ - git diff "$@" \ - elif [ -d "$MR_REPO"/.bzr ]; then \ - bzr diff "$@" \ - elif [ -d "$MR_REPO"/CVS ]; then \ - cvs diff "$@" \ - else \ - error "unknown repo type" \ +log = + if [ -d "$MR_REPO"/.svn ]; then + svn log"$@" + elif [ -d "$MR_REPO"/.git ]; then + git log "$@" + elif [ -d "$MR_REPO"/.bzr ]; then + bzr log "$@" + elif [ -d "$MR_REPO"/CVS ]; then + cvs log "$@" + else + error "unknown repo type" fi -log = \ - if [ -d "$MR_REPO"/.svn ]; then \ - svn log"$@" \ - elif [ -d "$MR_REPO"/.git ]; then \ - git log "$@" \ - elif [ -d "$MR_REPO"/.bzr ]; then \ - bzr log "$@" \ - elif [ -d "$MR_REPO"/CVS ]; then \ - cvs log "$@" \ - else \ - error "unknown repo type" \ +register = + if [ -n "$1" ]; then + cd "$1" fi + basedir="$(basename $(pwd))" + if [ -d .svn ]; then + url=$(LANG=C svn info . | grep -i ^URL: | cut -d ' ' -f 2) + if [ -z "$url" ]; then + error "cannot determine svn url" + fi + echo "Registering svn url: $url" + mr -c "$MR_CONFIG" config "$(pwd)" checkout="svn co $url $basedir" + elif [ -d .git ]; then + url=$(LANG=C git-config --get remote.origin.url) + if [ -z "$url" ]; then + error "cannot determine git url" + fi + echo "Registering git url: $url" + mr -c "$MR_CONFIG" config "$(pwd)" checkout="git clone $url $basedir" + elif [ -d .bzr ]; then + url=$(cat .bzr/branch/parent) + if [ -z "$url" ]; then + error "cannot determine bzr url" + fi + echo "Registering bzr url: $url" + mr -c "$MR_CONFIG" config "$(pwd)" checkout="bzr clone $url $basedir" + else + error "unable to register this repo type" + fi +help = + if [ ! -e "$MR_PATH" ]; then + error "cannot find program path" + fi + (pod2man -c mr "$MR_PATH" | man -l -) || error "pod2man or man failed" list = true - -help = \ - if [ ! -e "$MR_PATH" ]; then \ - error "cannot find program path" \ - fi \ - (pod2man -c mr "$MR_PATH" | man -l -) || \ - error "pod2man or man failed" +config = ed = echo "A horse is a horse, of course, of course.." T = echo "I pity the fool." +right = echo "Not found." +#}}}