X-Git-Url: https://git.madduck.net/code/myrepos.git/blobdiff_plain/92d07e8691d464a3676ac6289c578d6217776633..a34380f45799d68e6523785350127748bb2604d1:/mr diff --git a/mr b/mr index 5a877fe..4235151 100755 --- a/mr +++ b/mr @@ -22,6 +22,8 @@ B [options] diff B [options] log +B [options] run command [param ...] + B [options] bootstrap url [directory] B [options] register [repository] @@ -49,7 +51,9 @@ and work on only that repository, B is configured by .mrconfig files, which list the repositories. It starts by reading the .mrconfig file in your home directory, and this can -in turn chain load .mrconfig files from repositories. +in turn chain load .mrconfig files from repositories. It also automatically +looks for a .mrconfig file in the current directory, or in one of its +parent directories. These predefined commands should be fairly familiar to users of any revision control system: @@ -100,6 +104,10 @@ Show a diff of uncommitted changes. Show the commit log. +=item run command [param ...] + +Runs the specified command in each repository. + =back These commands are also available: @@ -128,7 +136,7 @@ repository in the current directory is registered, or you can specify a directory to register. The mrconfig file that is modified is chosen by either the -c option, or by -looking for the closest known one at or below the current directory. +looking for the closest known one at or in a parent of the current directory. =item config @@ -149,8 +157,8 @@ To see the built-in library of shell functions contained in mr: mr config DEFAULT lib -The ~/.mrconfig file is used by default. To use a different config file, -use the -c option. +The mrconfig file that is used is chosen by either the -c option, or by +looking for the closest known one at or in a parent of the current directory. =item offline @@ -200,14 +208,9 @@ the current working directory. =item --config mrconfig -Use the specified mrconfig file. The default is B<~/.mrconfig> - -=item -p - -=item --path - -Search in the current directory, and its parent directories and use -the first B<.mrconfig> found, instead of the default B<~/.mrconfig>. +Use the specified mrconfig file. The default is to use both B<~/.mrconfig> +as well as look for a .mrconfig file in the current directory, or in one +of its parent directories. =item -v @@ -219,7 +222,9 @@ Be verbose. =item --quiet -Be quiet. +Be quiet. This supresses mr's usual output, as well as any output from +commands that are run (including stderr output). If a command fails, +the output will be shown. =item -k @@ -272,6 +277,12 @@ a good speedup in updates without loading the machine too much. Trust all mrconfig files even if they are not listed in ~/.mrtrust. Use with caution. +=item -p + +=item --path + +This obsolete flag is ignored. + =back =head1 MRCONFIG FILES @@ -400,26 +411,28 @@ the action that is performed for a given revision control system, you can override these rcs specific actions. To add a new revision control system, you can just add rcs specific actions for it. -The ~/.mrlog file contains commands that mr has remembered to run later, -due to being offline. You can delete or edit this file to remove commands, -or even to add other commands for 'mr online' to run. If the file is -present, mr assumes it is in offline mode. - =head1 UNTRUSTED MRCONFIG FILES Since mrconfig files can contain arbitrary shell commands, they can do anything. This flexibility is good, but it also allows a malicious mrconfig file to delete your whole home directory. Such a file might be contained -inside a repository that your main ~/.mrconfig checks out and chains to. To -avoid worries about evil commands in a mrconfig file, mr -has the ability to read mrconfig files in untrusted mode. Such files are -limited to running only known safe commands (like "git clone") in a -carefully checked manner. +inside a repository that your main ~/.mrconfig checks out. To +avoid worries about evil commands in a mrconfig file, mr defaults to +reading all mrconfig files other than the main ~/.mrconfig in untrusted +mode. In untrusted mode, mrconfig files are limited to running only known +safe commands (like "git clone") in a carefully checked manner. + +To configure mr to trust other mrconfig files, list them in ~/.mrtrust. +One mrconfig file should be listed per line. Either the full pathname +should be listed, or the pathname can start with "~/" to specify a file +relative to your home directory. -By default, mr trusts all mrconfig files. (This default will change in a -future release!) But if you have a ~/.mrtrust file, mr will only trust -mrconfig files that are listed within it. (One file per line.) All other -files will be treated as untrusted. +=head1 OFFLINE LOG FILE + +The ~/.mrlog file contains commands that mr has remembered to run later, +due to being offline. You can delete or edit this file to remove commands, +or even to add other commands for 'mr online' to run. If the file is +present, mr assumes it is in offline mode. =head1 EXTENSIONS @@ -433,7 +446,7 @@ mr returns nonzero if a command failed in any of the repositories. =head1 AUTHOR -Copyright 2007-2010 Joey Hess +Copyright 2007-2011 Joey Hess Licensed under the GNU GPL version 2 or higher. @@ -466,7 +479,8 @@ my $no_chdir=0; my $jobs=1; my $trust_all=0; my $directory=getcwd(); -$ENV{MR_CONFIG}="$ENV{HOME}/.mrconfig"; + +$ENV{MR_CONFIG}=find_mrconfig(); # globals :-( my %config; @@ -615,23 +629,36 @@ sub action { } } else { + my $actionmsg; if (! $no_chdir) { - print "mr $action: $fulldir\n" unless $quiet; + $actionmsg="mr $action: $fulldir"; } else { my $s=$directory; $s=~s/^\Q$fulldir\E\/?//; - print "mr $action: $fulldir (in subdir $s)\n" unless $quiet; + $actionmsg="mr $action: $fulldir (in subdir $s)"; } + print "$actionmsg\n" unless $quiet; my $hookret=hook("pre_$action", $topdir, $subdir); return $hookret if $hookret != OK; $command="set -e; ".$lib. "my_action(){ $command\n }; my_action ". - join(" ", map { s/\//\/\//g; s/"/\"/g; '"'.$_.'"' } @ARGV); + join(" ", map { s/\\/\\\\/g; s/"/\"/g; '"'.$_.'"' } @ARGV); print "mr $action: running >>$command<<\n" if $verbose; - my $ret=system($command); + my $ret; + if ($quiet) { + my $output = qx/$command 2>&1/; + $ret = $?; + if ($ret != 0) { + print "$actionmsg\n"; + print STDERR $output; + } + } + else { + $ret=system($command); + } if ($ret != 0) { if (($? & 127) == 2) { print STDERR "mr $action: interrupted\n"; @@ -687,7 +714,17 @@ sub hook { my $shell="set -e;".$lib. "my_hook(){ $command\n }; my_hook"; print "mr $hook: running >>$shell<<\n" if $verbose; - my $ret=system($shell); + my $ret; + if ($quiet) { + my $output = qx/$shell 2>&1/; + $ret = $?; + if ($ret != 0) { + print STDERR $output; + } + } + else { + $ret=system($shell); + } if ($ret != 0) { if (($? & 127) == 2) { print STDERR "mr $hook: interrupted\n"; @@ -925,22 +962,16 @@ sub is_trusted_config { my $trustfile=$ENV{HOME}."/.mrtrust"; - if (! -e $trustfile) { - print "mr: Assuming $config is trusted.\n"; - print "mr: For better security, you are encouraged to create ~/.mrtrust\n"; - print "mr: and list all trusted mrconfig files in it.\n"; - return 1; - } - if (! %trusted) { $trusted{"$ENV{HOME}/.mrconfig"}=1; - open (TRUST, "<", $trustfile) || die "$trustfile: $!"; - while () { - chomp; - s/^~\//$ENV{HOME}\//; - $trusted{abs_path($_)}=1; + if (open (TRUST, "<", $trustfile)) { + while () { + chomp; + s/^~\//$ENV{HOME}\//; + $trusted{abs_path($_)}=1; + } + close TRUST; } - close TRUST; } return $trusted{$config}; @@ -1024,10 +1055,25 @@ sub is_trusted_checkout { return 0; } +sub trusterror { + my ($err, $file, $line, $url)=@_; + + if (defined $url) { + die "$err in untrusted $url line $line\n". + "(To trust this url, --trust-all can be used; but please use caution;\n". + "this can allow arbitrary code execution!)\n"; + } + else { + die "$err in untrusted $file line $line\n". + "(To trust this file, list it in ~/.mrtrust.)\n"; + } +} + my %loaded; sub loadconfig { my $f=shift; my $dir=shift; + my $bootstrap_url=shift; my @toload; @@ -1039,10 +1085,6 @@ sub loadconfig { $trusted=1; } else { - if (! -e $f) { - return; - } - my $absf=abs_path($f); if ($loaded{$absf}) { return; @@ -1077,6 +1119,10 @@ sub loadconfig { } } + if (! -e $f) { + return; + } + print "mr: loading config $f\n" if $verbose; open($in, "<", $f) || die "mr: open $f: $!\n"; } @@ -1097,7 +1143,7 @@ sub loadconfig { if (! is_trusted_repo($section) || $section eq 'ALIAS' || $section eq 'DEFAULT') { - die "mr: illegal section \"[$section]\" in untrusted $f line $line\n"; + trusterror("mr: illegal section \"[$section]\"", $f, $line, $bootstrap_url) } } $section=expandenv($section) if $trusted; @@ -1124,10 +1170,10 @@ sub loadconfig { # Untrusted files can only contain checkout # parameters. if ($parameter ne 'checkout') { - die "mr: illegal setting \"$parameter=$value\" in untrusted $f line $line\n"; + trusterror("mr: illegal setting \"$parameter=$value\"", $f, $line, $bootstrap_url); } if (! is_trusted_checkout($value)) { - die "mr: illegal checkout command \"$value\" in untrusted $f line $line\n"; + trusterror("mr: illegal checkout command \"$value\"", $f, $line, $bootstrap_url); } } @@ -1406,7 +1452,7 @@ sub register { $ENV{MR_REPO}=~s/.*\/(.*)/$1/; $command="set -e; ".$config{$directory}{DEFAULT}{lib}."\n". "my_action(){ $command\n }; my_action ". - join(" ", map { s/\//\/\//g; s/"/\"/g; '"'.$_.'"' } @ARGV); + join(" ", map { s/\\/\\\\/g; s/"/\"/g; '"'.$_.'"' } @ARGV); print "mr register: running >>$command<<\n" if $verbose; exec($command) || die "exec: $!"; } @@ -1438,7 +1484,7 @@ sub bootstrap { # would normally be skipped. my $topdir=abs_path(".")."/"; my @repo=($topdir, $topdir, "."); - loadconfig($tmpconfig, $topdir); + loadconfig($tmpconfig, $topdir, $url); record(\@repo, action("checkout", @repo, 1)) if exists $config{$topdir}{"."}{"checkout"}; @@ -1485,7 +1531,7 @@ sub expandaction { return $action; } -sub find_nearest_mrconfig { +sub find_mrconfig { my $dir=getcwd(); while (length $dir) { if (-e "$dir/.mrconfig") { @@ -1493,7 +1539,7 @@ sub find_nearest_mrconfig { } $dir=~s/\/[^\/]*$//; } - die "no .mrconfig found in path\n"; + return "$ENV{HOME}/.mrconfig"; } sub getopts { @@ -1502,7 +1548,7 @@ sub getopts { my $result=GetOptions( "d|directory=s" => sub { $directory=abs_path($_[1]) }, "c|config=s" => sub { $ENV{MR_CONFIG}=$_[1]; $config_overridden=1 }, - "p|path" => sub { $ENV{MR_CONFIG}=find_nearest_mrconfig(); $config_overridden=1 }, + "p|path" => sub { }, # now default, ignore "v|verbose" => \$verbose, "q|quiet" => \$quiet, "s|stats" => \$stats, @@ -1562,6 +1608,7 @@ sub main { init(); startingconfig(); + loadconfig("$ENV{HOME}/.mrconfig"); loadconfig($ENV{MR_CONFIG}); #use Data::Dumper; print Dumper(\%config); @@ -1682,6 +1729,8 @@ darcs_log = darcs changes "$@" git_bare_log = git log "$@" fossil_log = fossil timeline "$@" +run = "$@" + svn_register = url=`LC_ALL=C svn info . | grep -i '^URL:' | cut -d ' ' -f 2` if [ -z "$url" ]; then