4 #### This application is a CVS emulation layer for git.
5 #### It is intended for clients to connect over SSH.
6 #### See the documentation for more details.
8 #### Copyright The Open University UK - 2006.
10 #### Authors: Martyn Smith <martyn@catalyst.net.nz>
11 #### Martin Langhoff <martin@catalyst.net.nz>
14 #### Released under the GNU Public License, version 2.
23 use File::Temp qw/tempdir tempfile/;
26 my $log = GITCVS::log->new();
44 # Enable autoflush for STDOUT (otherwise the whole thing falls apart)
47 #### Definition and mappings of functions ####
51 'Valid-responses' => \&req_Validresponses,
52 'valid-requests' => \&req_validrequests,
53 'Directory' => \&req_Directory,
54 'Entry' => \&req_Entry,
55 'Modified' => \&req_Modified,
56 'Unchanged' => \&req_Unchanged,
57 'Questionable' => \&req_Questionable,
58 'Argument' => \&req_Argument,
59 'Argumentx' => \&req_Argument,
60 'expand-modules' => \&req_expandmodules,
62 'remove' => \&req_remove,
64 'update' => \&req_update,
69 'tag' => \&req_CATCHALL,
70 'status' => \&req_status,
71 'admin' => \&req_CATCHALL,
72 'history' => \&req_CATCHALL,
73 'watchers' => \&req_CATCHALL,
74 'editors' => \&req_CATCHALL,
75 'annotate' => \&req_annotate,
76 'Global_option' => \&req_Globaloption,
77 #'annotate' => \&req_CATCHALL,
80 ##############################################
83 # $state holds all the bits of information the clients sends us that could
84 # potentially be useful when it comes to actually _doing_ something.
85 my $state = { prependdir => '' };
86 $log->info("--------------- STARTING -----------------");
88 my $TEMP_DIR = tempdir( CLEANUP => 1 );
89 $log->debug("Temporary directory is '$TEMP_DIR'");
91 # if we are called with a pserver argument,
92 # deal with the authentication cat before entering the
94 $state->{method} = 'ext';
95 if (@ARGV && $ARGV[0] eq 'pserver') {
96 $state->{method} = 'pserver';
97 my $line = <STDIN>; chomp $line;
98 unless( $line =~ /^BEGIN (AUTH|VERIFICATION) REQUEST$/) {
99 die "E Do not understand $line - expecting BEGIN AUTH REQUEST\n";
102 $line = <STDIN>; chomp $line;
103 req_Root('root', $line) # reuse Root
104 or die "E Invalid root $line \n";
105 $line = <STDIN>; chomp $line;
106 unless ($line eq 'anonymous') {
107 print "E Only anonymous user allowed via pserver\n";
108 print "I HATE YOU\n";
111 $line = <STDIN>; chomp $line; # validate the password?
112 $line = <STDIN>; chomp $line;
113 unless ($line eq "END $request REQUEST") {
114 die "E Do not understand $line -- expecting END $request REQUEST\n";
116 print "I LOVE YOU\n";
117 exit if $request eq 'VERIFICATION'; # cvs login
118 # and now back to our regular programme...
121 # Keep going until the client closes the connection
126 # Check to see if we've seen this method, and call appropriate function.
127 if ( /^([\w-]+)(?:\s+(.*))?$/ and defined($methods->{$1}) )
129 # use the $methods hash to call the appropriate sub for this command
130 #$log->info("Method : $1");
131 &{$methods->{$1}}($1,$2);
133 # log fatal because we don't understand this function. If this happens
134 # we're fairly screwed because we don't know if the client is expecting
135 # a response. If it is, the client will hang, we'll hang, and the whole
136 # thing will be custard.
137 $log->fatal("Don't understand command $_\n");
138 die("Unknown command $_");
142 $log->debug("Processing time : user=" . (times)[0] . " system=" . (times)[1]);
143 $log->info("--------------- FINISH -----------------");
145 # Magic catchall method.
146 # This is the method that will handle all commands we haven't yet
147 # implemented. It simply sends a warning to the log file indicating a
148 # command that hasn't been implemented has been invoked.
151 my ( $cmd, $data ) = @_;
152 $log->warn("Unhandled command : req_$cmd : $data");
157 # Response expected: no. Tell the server which CVSROOT to use. Note that
158 # pathname is a local directory and not a fully qualified CVSROOT variable.
159 # pathname must already exist; if creating a new root, use the init
160 # request, not Root. pathname does not include the hostname of the server,
161 # how to access the server, etc.; by the time the CVS protocol is in use,
162 # connection, authentication, etc., are already taken care of. The Root
163 # request must be sent only once, and it must be sent before any requests
164 # other than Valid-responses, valid-requests, UseUnchanged, Set or init.
167 my ( $cmd, $data ) = @_;
168 $log->debug("req_Root : $data");
170 unless ($data =~ m#^/#) {
171 print "error 1 Root must be an absolute pathname\n";
175 if ($state->{CVSROOT}
176 && ($state->{CVSROOT} ne $data)) {
177 print "error 1 Conflicting roots specified\n";
181 $state->{CVSROOT} = $data;
183 $ENV{GIT_DIR} = $state->{CVSROOT} . "/";
184 unless (-d $ENV{GIT_DIR} && -e $ENV{GIT_DIR}.'HEAD') {
185 print "E $ENV{GIT_DIR} does not seem to be a valid GIT repository\n";
187 print "error 1 $ENV{GIT_DIR} is not a valid repository\n";
191 my @gitvars = `git-config -l`;
193 print "E problems executing git-config on the server -- this is not a git repository or the PATH is not set correctly.\n";
195 print "error 1 - problem executing git-config\n";
198 foreach my $line ( @gitvars )
200 next unless ( $line =~ /^(gitcvs)\.(?:(ext|pserver)\.)?([\w-]+)=(.*)$/ );
204 $cfg->{$1}{$2}{$3} = $4;
208 my $enabled = ($cfg->{gitcvs}{$state->{method}}{enabled}
209 || $cfg->{gitcvs}{enabled});
210 unless ($enabled && $enabled =~ /^\s*(1|true|yes)\s*$/i) {
211 print "E GITCVS emulation needs to be enabled on this repo\n";
212 print "E the repo config file needs a [gitcvs] section added, and the parameter 'enabled' set to 1\n";
214 print "error 1 GITCVS emulation disabled\n";
218 my $logfile = $cfg->{gitcvs}{$state->{method}}{logfile} || $cfg->{gitcvs}{logfile};
221 $log->setfile($logfile);
229 # Global_option option \n
230 # Response expected: no. Transmit one of the global options `-q', `-Q',
231 # `-l', `-t', `-r', or `-n'. option must be one of those strings, no
232 # variations (such as combining of options) are allowed. For graceful
233 # handling of valid-requests, it is probably better to make new global
234 # options separate requests, rather than trying to add them to this
238 my ( $cmd, $data ) = @_;
239 $log->debug("req_Globaloption : $data");
240 $state->{globaloptions}{$data} = 1;
243 # Valid-responses request-list \n
244 # Response expected: no. Tell the server what responses the client will
245 # accept. request-list is a space separated list of tokens.
246 sub req_Validresponses
248 my ( $cmd, $data ) = @_;
249 $log->debug("req_Validresponses : $data");
251 # TODO : re-enable this, currently it's not particularly useful
252 #$state->{validresponses} = [ split /\s+/, $data ];
256 # Response expected: yes. Ask the server to send back a Valid-requests
258 sub req_validrequests
260 my ( $cmd, $data ) = @_;
262 $log->debug("req_validrequests");
264 $log->debug("SEND : Valid-requests " . join(" ",keys %$methods));
265 $log->debug("SEND : ok");
267 print "Valid-requests " . join(" ",keys %$methods) . "\n";
271 # Directory local-directory \n
272 # Additional data: repository \n. Response expected: no. Tell the server
273 # what directory to use. The repository should be a directory name from a
274 # previous server response. Note that this both gives a default for Entry
275 # and Modified and also for ci and the other commands; normal usage is to
276 # send Directory for each directory in which there will be an Entry or
277 # Modified, and then a final Directory for the original directory, then the
278 # command. The local-directory is relative to the top level at which the
279 # command is occurring (i.e. the last Directory which is sent before the
280 # command); to indicate that top level, `.' should be sent for
284 my ( $cmd, $data ) = @_;
286 my $repository = <STDIN>;
290 $state->{localdir} = $data;
291 $state->{repository} = $repository;
292 $state->{path} = $repository;
293 $state->{path} =~ s/^$state->{CVSROOT}\///;
294 $state->{module} = $1 if ($state->{path} =~ s/^(.*?)(\/|$)//);
295 $state->{path} .= "/" if ( $state->{path} =~ /\S/ );
297 $state->{directory} = $state->{localdir};
298 $state->{directory} = "" if ( $state->{directory} eq "." );
299 $state->{directory} .= "/" if ( $state->{directory} =~ /\S/ );
301 if ( (not defined($state->{prependdir}) or $state->{prependdir} eq '') and $state->{localdir} eq "." and $state->{path} =~ /\S/ )
303 $log->info("Setting prepend to '$state->{path}'");
304 $state->{prependdir} = $state->{path};
305 foreach my $entry ( keys %{$state->{entries}} )
307 $state->{entries}{$state->{prependdir} . $entry} = $state->{entries}{$entry};
308 delete $state->{entries}{$entry};
312 if ( defined ( $state->{prependdir} ) )
314 $log->debug("Prepending '$state->{prependdir}' to state|directory");
315 $state->{directory} = $state->{prependdir} . $state->{directory}
317 $log->debug("req_Directory : localdir=$data repository=$repository path=$state->{path} directory=$state->{directory} module=$state->{module}");
320 # Entry entry-line \n
321 # Response expected: no. Tell the server what version of a file is on the
322 # local machine. The name in entry-line is a name relative to the directory
323 # most recently specified with Directory. If the user is operating on only
324 # some files in a directory, Entry requests for only those files need be
325 # included. If an Entry request is sent without Modified, Is-modified, or
326 # Unchanged, it means the file is lost (does not exist in the working
327 # directory). If both Entry and one of Modified, Is-modified, or Unchanged
328 # are sent for the same file, Entry must be sent first. For a given file,
329 # one can send Modified, Is-modified, or Unchanged, but not more than one
333 my ( $cmd, $data ) = @_;
335 #$log->debug("req_Entry : $data");
337 my @data = split(/\//, $data);
339 $state->{entries}{$state->{directory}.$data[1]} = {
340 revision => $data[2],
341 conflict => $data[3],
343 tag_or_date => $data[5],
346 $log->info("Received entry line '$data' => '" . $state->{directory} . $data[1] . "'");
349 # Questionable filename \n
350 # Response expected: no. Additional data: no. Tell the server to check
351 # whether filename should be ignored, and if not, next time the server
352 # sends responses, send (in a M response) `?' followed by the directory and
353 # filename. filename must not contain `/'; it needs to be a file in the
354 # directory named by the most recent Directory request.
357 my ( $cmd, $data ) = @_;
359 $log->debug("req_Questionable : $data");
360 $state->{entries}{$state->{directory}.$data}{questionable} = 1;
364 # Response expected: yes. Add a file or directory. This uses any previous
365 # Argument, Directory, Entry, or Modified requests, if they have been sent.
366 # The last Directory sent specifies the working directory at the time of
367 # the operation. To add a directory, send the directory to be added using
368 # Directory and Argument requests.
371 my ( $cmd, $data ) = @_;
375 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
378 argsfromdir($updater);
382 foreach my $filename ( @{$state->{args}} )
384 $filename = filecleanup($filename);
386 my $meta = $updater->getmeta($filename);
387 my $wrev = revparse($filename);
389 if ($wrev && $meta && ($wrev < 0))
391 # previously removed file, add back
392 $log->info("added file $filename was previously removed, send 1.$meta->{revision}");
394 print "MT +updated\n";
395 print "MT text U \n";
396 print "MT fname $filename\n";
397 print "MT newline\n";
398 print "MT -updated\n";
400 unless ( $state->{globaloptions}{-n} )
402 my ( $filepart, $dirpart ) = filenamesplit($filename,1);
404 print "Created $dirpart\n";
405 print $state->{CVSROOT} . "/$state->{module}/$filename\n";
407 # this is an "entries" line
408 my $kopts = kopts_from_path($filepart);
409 $log->debug("/$filepart/1.$meta->{revision}//$kopts/");
410 print "/$filepart/1.$meta->{revision}//$kopts/\n";
412 $log->debug("SEND : u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}");
413 print "u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}\n";
415 transmitfile($meta->{filehash});
421 unless ( defined ( $state->{entries}{$filename}{modified_filename} ) )
423 print "E cvs add: nothing known about `$filename'\n";
426 # TODO : check we're not squashing an already existing file
427 if ( defined ( $state->{entries}{$filename}{revision} ) )
429 print "E cvs add: `$filename' has already been entered\n";
433 my ( $filepart, $dirpart ) = filenamesplit($filename, 1);
435 print "E cvs add: scheduling file `$filename' for addition\n";
437 print "Checked-in $dirpart\n";
439 my $kopts = kopts_from_path($filepart);
440 print "/$filepart/0//$kopts/\n";
445 if ( $addcount == 1 )
447 print "E cvs add: use `cvs commit' to add this file permanently\n";
449 elsif ( $addcount > 1 )
451 print "E cvs add: use `cvs commit' to add these files permanently\n";
458 # Response expected: yes. Remove a file. This uses any previous Argument,
459 # Directory, Entry, or Modified requests, if they have been sent. The last
460 # Directory sent specifies the working directory at the time of the
461 # operation. Note that this request does not actually do anything to the
462 # repository; the only effect of a successful remove request is to supply
463 # the client with a new entries line containing `-' to indicate a removed
464 # file. In fact, the client probably could perform this operation without
465 # contacting the server, although using remove may cause the server to
466 # perform a few more checks. The client sends a subsequent ci request to
467 # actually record the removal in the repository.
470 my ( $cmd, $data ) = @_;
474 # Grab a handle to the SQLite db and do any necessary updates
475 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
478 #$log->debug("add state : " . Dumper($state));
482 foreach my $filename ( @{$state->{args}} )
484 $filename = filecleanup($filename);
486 if ( defined ( $state->{entries}{$filename}{unchanged} ) or defined ( $state->{entries}{$filename}{modified_filename} ) )
488 print "E cvs remove: file `$filename' still in working directory\n";
492 my $meta = $updater->getmeta($filename);
493 my $wrev = revparse($filename);
495 unless ( defined ( $wrev ) )
497 print "E cvs remove: nothing known about `$filename'\n";
501 if ( defined($wrev) and $wrev < 0 )
503 print "E cvs remove: file `$filename' already scheduled for removal\n";
507 unless ( $wrev == $meta->{revision} )
509 # TODO : not sure if the format of this message is quite correct.
510 print "E cvs remove: Up to date check failed for `$filename'\n";
515 my ( $filepart, $dirpart ) = filenamesplit($filename, 1);
517 print "E cvs remove: scheduling `$filename' for removal\n";
519 print "Checked-in $dirpart\n";
521 my $kopts = kopts_from_path($filepart);
522 print "/$filepart/-1.$wrev//$kopts/\n";
529 print "E cvs remove: use `cvs commit' to remove this file permanently\n";
531 elsif ( $rmcount > 1 )
533 print "E cvs remove: use `cvs commit' to remove these files permanently\n";
539 # Modified filename \n
540 # Response expected: no. Additional data: mode, \n, file transmission. Send
541 # the server a copy of one locally modified file. filename is a file within
542 # the most recent directory sent with Directory; it must not contain `/'.
543 # If the user is operating on only some files in a directory, only those
544 # files need to be included. This can also be sent without Entry, if there
545 # is no entry for the file.
548 my ( $cmd, $data ) = @_;
555 # Grab config information
556 my $blocksize = 8192;
557 my $bytesleft = $size;
560 # Get a filehandle/name to write it to
561 my ( $fh, $filename ) = tempfile( DIR => $TEMP_DIR );
563 # Loop over file data writing out to temporary file.
566 $blocksize = $bytesleft if ( $bytesleft < $blocksize );
567 read STDIN, $tmp, $blocksize;
569 $bytesleft -= $blocksize;
574 # Ensure we have something sensible for the file mode
575 if ( $mode =~ /u=(\w+)/ )
582 # Save the file data in $state
583 $state->{entries}{$state->{directory}.$data}{modified_filename} = $filename;
584 $state->{entries}{$state->{directory}.$data}{modified_mode} = $mode;
585 $state->{entries}{$state->{directory}.$data}{modified_hash} = `git-hash-object $filename`;
586 $state->{entries}{$state->{directory}.$data}{modified_hash} =~ s/\s.*$//s;
588 #$log->debug("req_Modified : file=$data mode=$mode size=$size");
591 # Unchanged filename \n
592 # Response expected: no. Tell the server that filename has not been
593 # modified in the checked out directory. The filename is a file within the
594 # most recent directory sent with Directory; it must not contain `/'.
597 my ( $cmd, $data ) = @_;
599 $state->{entries}{$state->{directory}.$data}{unchanged} = 1;
601 #$log->debug("req_Unchanged : $data");
605 # Response expected: no. Save argument for use in a subsequent command.
606 # Arguments accumulate until an argument-using command is given, at which
607 # point they are forgotten.
609 # Response expected: no. Append \n followed by text to the current argument
613 my ( $cmd, $data ) = @_;
615 # Argumentx means: append to last Argument (with a newline in front)
617 $log->debug("$cmd : $data");
619 if ( $cmd eq 'Argumentx') {
620 ${$state->{arguments}}[$#{$state->{arguments}}] .= "\n" . $data;
622 push @{$state->{arguments}}, $data;
627 # Response expected: yes. Expand the modules which are specified in the
628 # arguments. Returns the data in Module-expansion responses. Note that the
629 # server can assume that this is checkout or export, not rtag or rdiff; the
630 # latter do not access the working directory and thus have no need to
631 # expand modules on the client side. Expand may not be the best word for
632 # what this request does. It does not necessarily tell you all the files
633 # contained in a module, for example. Basically it is a way of telling you
634 # which working directories the server needs to know about in order to
635 # handle a checkout of the specified modules. For example, suppose that the
636 # server has a module defined by
637 # aliasmodule -a 1dir
638 # That is, one can check out aliasmodule and it will take 1dir in the
639 # repository and check it out to 1dir in the working directory. Now suppose
640 # the client already has this module checked out and is planning on using
641 # the co request to update it. Without using expand-modules, the client
642 # would have two bad choices: it could either send information about all
643 # working directories under the current directory, which could be
644 # unnecessarily slow, or it could be ignorant of the fact that aliasmodule
645 # stands for 1dir, and neglect to send information for 1dir, which would
646 # lead to incorrect operation. With expand-modules, the client would first
647 # ask for the module to be expanded:
648 sub req_expandmodules
650 my ( $cmd, $data ) = @_;
654 $log->debug("req_expandmodules : " . ( defined($data) ? $data : "[NULL]" ) );
656 unless ( ref $state->{arguments} eq "ARRAY" )
662 foreach my $module ( @{$state->{arguments}} )
664 $log->debug("SEND : Module-expansion $module");
665 print "Module-expansion $module\n";
673 # Response expected: yes. Get files from the repository. This uses any
674 # previous Argument, Directory, Entry, or Modified requests, if they have
675 # been sent. Arguments to this command are module names; the client cannot
676 # know what directories they correspond to except by (1) just sending the
677 # co request, and then seeing what directory names the server sends back in
678 # its responses, and (2) the expand-modules request.
681 my ( $cmd, $data ) = @_;
685 my $module = $state->{args}[0];
686 my $checkout_path = $module;
688 # use the user specified directory if we're given it
689 $checkout_path = $state->{opt}{d} if ( exists ( $state->{opt}{d} ) );
691 $log->debug("req_co : " . ( defined($data) ? $data : "[NULL]" ) );
693 $log->info("Checking out module '$module' ($state->{CVSROOT}) to '$checkout_path'");
695 $ENV{GIT_DIR} = $state->{CVSROOT} . "/";
697 # Grab a handle to the SQLite db and do any necessary updates
698 my $updater = GITCVS::updater->new($state->{CVSROOT}, $module, $log);
701 $checkout_path =~ s|/$||; # get rid of trailing slashes
703 # Eclipse seems to need the Clear-sticky command
704 # to prepare the 'Entries' file for the new directory.
705 print "Clear-sticky $checkout_path/\n";
706 print $state->{CVSROOT} . "/$module/\n";
707 print "Clear-static-directory $checkout_path/\n";
708 print $state->{CVSROOT} . "/$module/\n";
709 print "Clear-sticky $checkout_path/\n"; # yes, twice
710 print $state->{CVSROOT} . "/$module/\n";
711 print "Template $checkout_path/\n";
712 print $state->{CVSROOT} . "/$module/\n";
715 # instruct the client that we're checking out to $checkout_path
716 print "E cvs checkout: Updating $checkout_path\n";
723 my ($dir, $repodir, $remotedir, $seendirs) = @_;
724 my $parent = dirname($dir);
727 $remotedir =~ s|/+$||;
729 $log->debug("announcedir $dir, $repodir, $remotedir" );
731 if ($parent eq '.' || $parent eq './') {
734 # recurse to announce unseen parents first
735 if (length($parent) && !exists($seendirs->{$parent})) {
736 prepdir($parent, $repodir, $remotedir, $seendirs);
738 # Announce that we are going to modify at the parent level
740 print "E cvs checkout: Updating $remotedir/$parent\n";
742 print "E cvs checkout: Updating $remotedir\n";
744 print "Clear-sticky $remotedir/$parent/\n";
745 print "$repodir/$parent/\n";
747 print "Clear-static-directory $remotedir/$dir/\n";
748 print "$repodir/$dir/\n";
749 print "Clear-sticky $remotedir/$parent/\n"; # yes, twice
750 print "$repodir/$parent/\n";
751 print "Template $remotedir/$dir/\n";
752 print "$repodir/$dir/\n";
755 $seendirs->{$dir} = 1;
758 foreach my $git ( @{$updater->gethead} )
760 # Don't want to check out deleted files
761 next if ( $git->{filehash} eq "deleted" );
763 ( $git->{name}, $git->{dir} ) = filenamesplit($git->{name});
765 if (length($git->{dir}) && $git->{dir} ne './'
766 && $git->{dir} ne $lastdir ) {
767 unless (exists($seendirs{$git->{dir}})) {
768 prepdir($git->{dir}, $state->{CVSROOT} . "/$module/",
769 $checkout_path, \%seendirs);
770 $lastdir = $git->{dir};
771 $seendirs{$git->{dir}} = 1;
773 print "E cvs checkout: Updating /$checkout_path/$git->{dir}\n";
776 # modification time of this file
777 print "Mod-time $git->{modified}\n";
779 # print some information to the client
780 if ( defined ( $git->{dir} ) and $git->{dir} ne "./" )
782 print "M U $checkout_path/$git->{dir}$git->{name}\n";
784 print "M U $checkout_path/$git->{name}\n";
787 # instruct client we're sending a file to put in this path
788 print "Created $checkout_path/" . ( defined ( $git->{dir} ) and $git->{dir} ne "./" ? $git->{dir} . "/" : "" ) . "\n";
790 print $state->{CVSROOT} . "/$module/" . ( defined ( $git->{dir} ) and $git->{dir} ne "./" ? $git->{dir} . "/" : "" ) . "$git->{name}\n";
792 # this is an "entries" line
793 my $kopts = kopts_from_path($git->{name});
794 print "/$git->{name}/1.$git->{revision}//$kopts/\n";
796 print "u=$git->{mode},g=$git->{mode},o=$git->{mode}\n";
799 transmitfile($git->{filehash});
808 # Response expected: yes. Actually do a cvs update command. This uses any
809 # previous Argument, Directory, Entry, or Modified requests, if they have
810 # been sent. The last Directory sent specifies the working directory at the
811 # time of the operation. The -I option is not used--files which the client
812 # can decide whether to ignore are not mentioned and the client sends the
813 # Questionable request for others.
816 my ( $cmd, $data ) = @_;
818 $log->debug("req_update : " . ( defined($data) ? $data : "[NULL]" ));
823 # It may just be a client exploring the available heads/modules
824 # in that case, list them as top level directories and leave it
825 # at that. Eclipse uses this technique to offer you a list of
826 # projects (heads in this case) to checkout.
828 if ($state->{module} eq '') {
829 print "E cvs update: Updating .\n";
830 opendir HEADS, $state->{CVSROOT} . '/refs/heads';
831 while (my $head = readdir(HEADS)) {
832 if (-f $state->{CVSROOT} . '/refs/heads/' . $head) {
833 print "E cvs update: New directory `$head'\n";
842 # Grab a handle to the SQLite db and do any necessary updates
843 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
847 argsfromdir($updater);
849 #$log->debug("update state : " . Dumper($state));
851 # foreach file specified on the command line ...
852 foreach my $filename ( @{$state->{args}} )
854 $filename = filecleanup($filename);
856 $log->debug("Processing file $filename");
858 # if we have a -C we should pretend we never saw modified stuff
859 if ( exists ( $state->{opt}{C} ) )
861 delete $state->{entries}{$filename}{modified_hash};
862 delete $state->{entries}{$filename}{modified_filename};
863 $state->{entries}{$filename}{unchanged} = 1;
867 if ( defined($state->{opt}{r}) and $state->{opt}{r} =~ /^1\.(\d+)/ )
869 $meta = $updater->getmeta($filename, $1);
871 $meta = $updater->getmeta($filename);
874 if ( ! defined $meta )
885 my $wrev = revparse($filename);
887 # If the working copy is an old revision, lets get that version too for comparison.
888 if ( defined($wrev) and $wrev != $meta->{revision} )
890 $oldmeta = $updater->getmeta($filename, $wrev);
893 #$log->debug("Target revision is $meta->{revision}, current working revision is $wrev");
895 # Files are up to date if the working copy and repo copy have the same revision,
896 # and the working copy is unmodified _and_ the user hasn't specified -C
897 next if ( defined ( $wrev )
898 and defined($meta->{revision})
899 and $wrev == $meta->{revision}
900 and $state->{entries}{$filename}{unchanged}
901 and not exists ( $state->{opt}{C} ) );
903 # If the working copy and repo copy have the same revision,
904 # but the working copy is modified, tell the client it's modified
905 if ( defined ( $wrev )
906 and defined($meta->{revision})
907 and $wrev == $meta->{revision}
908 and defined($state->{entries}{$filename}{modified_hash})
909 and not exists ( $state->{opt}{C} ) )
911 $log->info("Tell the client the file is modified");
912 print "MT text M \n";
913 print "MT fname $filename\n";
914 print "MT newline\n";
918 if ( $meta->{filehash} eq "deleted" )
920 my ( $filepart, $dirpart ) = filenamesplit($filename,1);
922 $log->info("Removing '$filename' from working copy (no longer in the repo)");
924 print "E cvs update: `$filename' is no longer in the repository\n";
925 # Don't want to actually _DO_ the update if -n specified
926 unless ( $state->{globaloptions}{-n} ) {
927 print "Removed $dirpart\n";
931 elsif ( not defined ( $state->{entries}{$filename}{modified_hash} )
932 or $state->{entries}{$filename}{modified_hash} eq $oldmeta->{filehash}
933 or $meta->{filehash} eq 'added' )
935 # normal update, just send the new revision (either U=Update,
936 # or A=Add, or R=Remove)
937 if ( defined($wrev) && $wrev < 0 )
939 $log->info("Tell the client the file is scheduled for removal");
940 print "MT text R \n";
941 print "MT fname $filename\n";
942 print "MT newline\n";
945 elsif ( (!defined($wrev) || $wrev == 0) && (!defined($meta->{revision}) || $meta->{revision} == 0) )
947 $log->info("Tell the client the file is scheduled for addition");
948 print "MT text A \n";
949 print "MT fname $filename\n";
950 print "MT newline\n";
955 $log->info("Updating '$filename' to ".$meta->{revision});
956 print "MT +updated\n";
957 print "MT text U \n";
958 print "MT fname $filename\n";
959 print "MT newline\n";
960 print "MT -updated\n";
963 my ( $filepart, $dirpart ) = filenamesplit($filename,1);
965 # Don't want to actually _DO_ the update if -n specified
966 unless ( $state->{globaloptions}{-n} )
968 if ( defined ( $wrev ) )
970 # instruct client we're sending a file to put in this path as a replacement
971 print "Update-existing $dirpart\n";
972 $log->debug("Updating existing file 'Update-existing $dirpart'");
974 # instruct client we're sending a file to put in this path as a new file
975 print "Clear-static-directory $dirpart\n";
976 print $state->{CVSROOT} . "/$state->{module}/$dirpart\n";
977 print "Clear-sticky $dirpart\n";
978 print $state->{CVSROOT} . "/$state->{module}/$dirpart\n";
980 $log->debug("Creating new file 'Created $dirpart'");
981 print "Created $dirpart\n";
983 print $state->{CVSROOT} . "/$state->{module}/$filename\n";
985 # this is an "entries" line
986 my $kopts = kopts_from_path($filepart);
987 $log->debug("/$filepart/1.$meta->{revision}//$kopts/");
988 print "/$filepart/1.$meta->{revision}//$kopts/\n";
991 $log->debug("SEND : u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}");
992 print "u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}\n";
995 transmitfile($meta->{filehash});
998 $log->info("Updating '$filename'");
999 my ( $filepart, $dirpart ) = filenamesplit($meta->{name},1);
1001 my $dir = tempdir( DIR => $TEMP_DIR, CLEANUP => 1 ) . "/";
1004 my $file_local = $filepart . ".mine";
1005 system("ln","-s",$state->{entries}{$filename}{modified_filename}, $file_local);
1006 my $file_old = $filepart . "." . $oldmeta->{revision};
1007 transmitfile($oldmeta->{filehash}, $file_old);
1008 my $file_new = $filepart . "." . $meta->{revision};
1009 transmitfile($meta->{filehash}, $file_new);
1011 # we need to merge with the local changes ( M=successful merge, C=conflict merge )
1012 $log->info("Merging $file_local, $file_old, $file_new");
1013 print "M Merging differences between 1.$oldmeta->{revision} and 1.$meta->{revision} into $filename\n";
1015 $log->debug("Temporary directory for merge is $dir");
1017 my $return = system("git", "merge-file", $file_local, $file_old, $file_new);
1022 $log->info("Merged successfully");
1023 print "M M $filename\n";
1024 $log->debug("Merged $dirpart");
1026 # Don't want to actually _DO_ the update if -n specified
1027 unless ( $state->{globaloptions}{-n} )
1029 print "Merged $dirpart\n";
1030 $log->debug($state->{CVSROOT} . "/$state->{module}/$filename");
1031 print $state->{CVSROOT} . "/$state->{module}/$filename\n";
1032 my $kopts = kopts_from_path($filepart);
1033 $log->debug("/$filepart/1.$meta->{revision}//$kopts/");
1034 print "/$filepart/1.$meta->{revision}//$kopts/\n";
1037 elsif ( $return == 1 )
1039 $log->info("Merged with conflicts");
1040 print "E cvs update: conflicts found in $filename\n";
1041 print "M C $filename\n";
1043 # Don't want to actually _DO_ the update if -n specified
1044 unless ( $state->{globaloptions}{-n} )
1046 print "Merged $dirpart\n";
1047 print $state->{CVSROOT} . "/$state->{module}/$filename\n";
1048 my $kopts = kopts_from_path($filepart);
1049 print "/$filepart/1.$meta->{revision}/+/$kopts/\n";
1054 $log->warn("Merge failed");
1058 # Don't want to actually _DO_ the update if -n specified
1059 unless ( $state->{globaloptions}{-n} )
1062 $log->debug("SEND : u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}");
1063 print "u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}\n";
1065 # transmit file, format is single integer on a line by itself (file
1066 # size) followed by the file contents
1067 # TODO : we should copy files in blocks
1068 my $data = `cat $file_local`;
1069 $log->debug("File size : " . length($data));
1070 print length($data) . "\n";
1084 my ( $cmd, $data ) = @_;
1088 #$log->debug("State : " . Dumper($state));
1090 $log->info("req_ci : " . ( defined($data) ? $data : "[NULL]" ));
1092 if ( $state->{method} eq 'pserver')
1094 print "error 1 pserver access cannot commit\n";
1098 if ( -e $state->{CVSROOT} . "/index" )
1100 $log->warn("file 'index' already exists in the git repository");
1101 print "error 1 Index already exists in git repo\n";
1105 # Grab a handle to the SQLite db and do any necessary updates
1106 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
1109 my $tmpdir = tempdir ( DIR => $TEMP_DIR );
1110 my ( undef, $file_index ) = tempfile ( DIR => $TEMP_DIR, OPEN => 0 );
1111 $log->info("Lockless commit start, basing commit on '$tmpdir', index file is '$file_index'");
1113 $ENV{GIT_DIR} = $state->{CVSROOT} . "/";
1114 $ENV{GIT_INDEX_FILE} = $file_index;
1116 # Remember where the head was at the beginning.
1117 my $parenthash = `git show-ref -s refs/heads/$state->{module}`;
1119 if ($parenthash !~ /^[0-9a-f]{40}$/) {
1120 print "error 1 pserver cannot find the current HEAD of module";
1126 # populate the temporary index based
1127 system("git-read-tree", $parenthash);
1130 die "Error running git-read-tree $state->{module} $file_index $!";
1132 $log->info("Created index '$file_index' with for head $state->{module} - exit status $?");
1134 my @committedfiles = ();
1137 # foreach file specified on the command line ...
1138 foreach my $filename ( @{$state->{args}} )
1140 my $committedfile = $filename;
1141 $filename = filecleanup($filename);
1143 next unless ( exists $state->{entries}{$filename}{modified_filename} or not $state->{entries}{$filename}{unchanged} );
1145 my $meta = $updater->getmeta($filename);
1146 $oldmeta{$filename} = $meta;
1148 my $wrev = revparse($filename);
1150 my ( $filepart, $dirpart ) = filenamesplit($filename);
1152 # do a checkout of the file if it part of this tree
1154 system('git-checkout-index', '-f', '-u', $filename);
1156 die "Error running git-checkout-index -f -u $filename : $!";
1162 $rmflag = 1 if ( defined($wrev) and $wrev < 0 );
1163 $addflag = 1 unless ( -e $filename );
1165 # Do up to date checking
1166 unless ( $addflag or $wrev == $meta->{revision} or ( $rmflag and -$wrev == $meta->{revision} ) )
1168 # fail everything if an up to date check fails
1169 print "error 1 Up to date check failed for $filename\n";
1174 push @committedfiles, $committedfile;
1175 $log->info("Committing $filename");
1177 system("mkdir","-p",$dirpart) unless ( -d $dirpart );
1181 $log->debug("rename $state->{entries}{$filename}{modified_filename} $filename");
1182 rename $state->{entries}{$filename}{modified_filename},$filename;
1184 # Calculate modes to remove
1186 foreach ( qw (r w x) ) { $invmode .= $_ unless ( $state->{entries}{$filename}{modified_mode} =~ /$_/ ); }
1188 $log->debug("chmod u+" . $state->{entries}{$filename}{modified_mode} . "-" . $invmode . " $filename");
1189 system("chmod","u+" . $state->{entries}{$filename}{modified_mode} . "-" . $invmode, $filename);
1194 $log->info("Removing file '$filename'");
1196 system("git-update-index", "--remove", $filename);
1200 $log->info("Adding file '$filename'");
1201 system("git-update-index", "--add", $filename);
1203 $log->info("Updating file '$filename'");
1204 system("git-update-index", $filename);
1208 unless ( scalar(@committedfiles) > 0 )
1210 print "E No files to commit\n";
1216 my $treehash = `git-write-tree`;
1219 $log->debug("Treehash : $treehash, Parenthash : $parenthash");
1221 # write our commit message out if we have one ...
1222 my ( $msg_fh, $msg_filename ) = tempfile( DIR => $TEMP_DIR );
1223 print $msg_fh $state->{opt}{m};# if ( exists ( $state->{opt}{m} ) );
1224 print $msg_fh "\n\nvia git-CVS emulator\n";
1227 my $commithash = `git-commit-tree $treehash -p $parenthash < $msg_filename`;
1229 $log->info("Commit hash : $commithash");
1231 unless ( $commithash =~ /[a-zA-Z0-9]{40}/ )
1233 $log->warn("Commit failed (Invalid commit hash)");
1234 print "error 1 Commit failed (unknown reason)\n";
1239 # Check that this is allowed, just as we would with a receive-pack
1240 my @cmd = ( $ENV{GIT_DIR}.'hooks/update', "refs/heads/$state->{module}",
1241 $parenthash, $commithash );
1243 unless( system( @cmd ) == 0 )
1245 $log->warn("Commit failed (update hook declined to update ref)");
1246 print "error 1 Commit failed (update hook declined)\n";
1252 if (system(qw(git update-ref -m), "cvsserver ci",
1253 "refs/heads/$state->{module}", $commithash, $parenthash)) {
1254 $log->warn("update-ref for $state->{module} failed.");
1255 print "error 1 Cannot commit -- update first\n";
1261 # foreach file specified on the command line ...
1262 foreach my $filename ( @committedfiles )
1264 $filename = filecleanup($filename);
1266 my $meta = $updater->getmeta($filename);
1267 unless (defined $meta->{revision}) {
1268 $meta->{revision} = 1;
1271 my ( $filepart, $dirpart ) = filenamesplit($filename, 1);
1273 $log->debug("Checked-in $dirpart : $filename");
1275 print "M $state->{CVSROOT}/$state->{module}/$filename,v <-- $dirpart$filepart\n";
1276 if ( defined $meta->{filehash} && $meta->{filehash} eq "deleted" )
1278 print "M new revision: delete; previous revision: 1.$oldmeta{$filename}{revision}\n";
1279 print "Remove-entry $dirpart\n";
1280 print "$filename\n";
1282 if ($meta->{revision} == 1) {
1283 print "M initial revision: 1.1\n";
1285 print "M new revision: 1.$meta->{revision}; previous revision: 1.$oldmeta{$filename}{revision}\n";
1287 print "Checked-in $dirpart\n";
1288 print "$filename\n";
1289 my $kopts = kopts_from_path($filepart);
1290 print "/$filepart/1.$meta->{revision}//$kopts/\n";
1300 my ( $cmd, $data ) = @_;
1304 $log->info("req_status : " . ( defined($data) ? $data : "[NULL]" ));
1305 #$log->debug("status state : " . Dumper($state));
1307 # Grab a handle to the SQLite db and do any necessary updates
1308 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
1311 # if no files were specified, we need to work out what files we should be providing status on ...
1312 argsfromdir($updater);
1314 # foreach file specified on the command line ...
1315 foreach my $filename ( @{$state->{args}} )
1317 $filename = filecleanup($filename);
1319 my $meta = $updater->getmeta($filename);
1320 my $oldmeta = $meta;
1322 my $wrev = revparse($filename);
1324 # If the working copy is an old revision, lets get that version too for comparison.
1325 if ( defined($wrev) and $wrev != $meta->{revision} )
1327 $oldmeta = $updater->getmeta($filename, $wrev);
1330 # TODO : All possible statuses aren't yet implemented
1332 # Files are up to date if the working copy and repo copy have the same revision, and the working copy is unmodified
1333 $status = "Up-to-date" if ( defined ( $wrev ) and defined($meta->{revision}) and $wrev == $meta->{revision}
1335 ( ( $state->{entries}{$filename}{unchanged} and ( not defined ( $state->{entries}{$filename}{conflict} ) or $state->{entries}{$filename}{conflict} !~ /^\+=/ ) )
1336 or ( defined($state->{entries}{$filename}{modified_hash}) and $state->{entries}{$filename}{modified_hash} eq $meta->{filehash} ) )
1339 # Need checkout if the working copy has an older revision than the repo copy, and the working copy is unmodified
1340 $status ||= "Needs Checkout" if ( defined ( $wrev ) and defined ( $meta->{revision} ) and $meta->{revision} > $wrev
1342 ( $state->{entries}{$filename}{unchanged}
1343 or ( defined($state->{entries}{$filename}{modified_hash}) and $state->{entries}{$filename}{modified_hash} eq $oldmeta->{filehash} ) )
1346 # Need checkout if it exists in the repo but doesn't have a working copy
1347 $status ||= "Needs Checkout" if ( not defined ( $wrev ) and defined ( $meta->{revision} ) );
1349 # Locally modified if working copy and repo copy have the same revision but there are local changes
1350 $status ||= "Locally Modified" if ( defined ( $wrev ) and defined($meta->{revision}) and $wrev == $meta->{revision} and $state->{entries}{$filename}{modified_filename} );
1352 # Needs Merge if working copy revision is less than repo copy and there are local changes
1353 $status ||= "Needs Merge" if ( defined ( $wrev ) and defined ( $meta->{revision} ) and $meta->{revision} > $wrev and $state->{entries}{$filename}{modified_filename} );
1355 $status ||= "Locally Added" if ( defined ( $state->{entries}{$filename}{revision} ) and not defined ( $meta->{revision} ) );
1356 $status ||= "Locally Removed" if ( defined ( $wrev ) and defined ( $meta->{revision} ) and -$wrev == $meta->{revision} );
1357 $status ||= "Unresolved Conflict" if ( defined ( $state->{entries}{$filename}{conflict} ) and $state->{entries}{$filename}{conflict} =~ /^\+=/ );
1358 $status ||= "File had conflicts on merge" if ( 0 );
1360 $status ||= "Unknown";
1362 print "M ===================================================================\n";
1363 print "M File: $filename\tStatus: $status\n";
1364 if ( defined($state->{entries}{$filename}{revision}) )
1366 print "M Working revision:\t" . $state->{entries}{$filename}{revision} . "\n";
1368 print "M Working revision:\tNo entry for $filename\n";
1370 if ( defined($meta->{revision}) )
1372 print "M Repository revision:\t1." . $meta->{revision} . "\t$state->{CVSROOT}/$state->{module}/$filename,v\n";
1373 print "M Sticky Tag:\t\t(none)\n";
1374 print "M Sticky Date:\t\t(none)\n";
1375 print "M Sticky Options:\t\t(none)\n";
1377 print "M Repository revision:\tNo revision control file\n";
1387 my ( $cmd, $data ) = @_;
1391 $log->debug("req_diff : " . ( defined($data) ? $data : "[NULL]" ));
1392 #$log->debug("status state : " . Dumper($state));
1394 my ($revision1, $revision2);
1395 if ( defined ( $state->{opt}{r} ) and ref $state->{opt}{r} eq "ARRAY" )
1397 $revision1 = $state->{opt}{r}[0];
1398 $revision2 = $state->{opt}{r}[1];
1400 $revision1 = $state->{opt}{r};
1403 $revision1 =~ s/^1\.// if ( defined ( $revision1 ) );
1404 $revision2 =~ s/^1\.// if ( defined ( $revision2 ) );
1406 $log->debug("Diffing revisions " . ( defined($revision1) ? $revision1 : "[NULL]" ) . " and " . ( defined($revision2) ? $revision2 : "[NULL]" ) );
1408 # Grab a handle to the SQLite db and do any necessary updates
1409 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
1412 # if no files were specified, we need to work out what files we should be providing status on ...
1413 argsfromdir($updater);
1415 # foreach file specified on the command line ...
1416 foreach my $filename ( @{$state->{args}} )
1418 $filename = filecleanup($filename);
1420 my ( $fh, $file1, $file2, $meta1, $meta2, $filediff );
1422 my $wrev = revparse($filename);
1424 # We need _something_ to diff against
1425 next unless ( defined ( $wrev ) );
1427 # if we have a -r switch, use it
1428 if ( defined ( $revision1 ) )
1430 ( undef, $file1 ) = tempfile( DIR => $TEMP_DIR, OPEN => 0 );
1431 $meta1 = $updater->getmeta($filename, $revision1);
1432 unless ( defined ( $meta1 ) and $meta1->{filehash} ne "deleted" )
1434 print "E File $filename at revision 1.$revision1 doesn't exist\n";
1437 transmitfile($meta1->{filehash}, $file1);
1439 # otherwise we just use the working copy revision
1442 ( undef, $file1 ) = tempfile( DIR => $TEMP_DIR, OPEN => 0 );
1443 $meta1 = $updater->getmeta($filename, $wrev);
1444 transmitfile($meta1->{filehash}, $file1);
1447 # if we have a second -r switch, use it too
1448 if ( defined ( $revision2 ) )
1450 ( undef, $file2 ) = tempfile( DIR => $TEMP_DIR, OPEN => 0 );
1451 $meta2 = $updater->getmeta($filename, $revision2);
1453 unless ( defined ( $meta2 ) and $meta2->{filehash} ne "deleted" )
1455 print "E File $filename at revision 1.$revision2 doesn't exist\n";
1459 transmitfile($meta2->{filehash}, $file2);
1461 # otherwise we just use the working copy
1464 $file2 = $state->{entries}{$filename}{modified_filename};
1467 # if we have been given -r, and we don't have a $file2 yet, lets get one
1468 if ( defined ( $revision1 ) and not defined ( $file2 ) )
1470 ( undef, $file2 ) = tempfile( DIR => $TEMP_DIR, OPEN => 0 );
1471 $meta2 = $updater->getmeta($filename, $wrev);
1472 transmitfile($meta2->{filehash}, $file2);
1475 # We need to have retrieved something useful
1476 next unless ( defined ( $meta1 ) );
1478 # Files to date if the working copy and repo copy have the same revision, and the working copy is unmodified
1479 next if ( not defined ( $meta2 ) and $wrev == $meta1->{revision}
1481 ( ( $state->{entries}{$filename}{unchanged} and ( not defined ( $state->{entries}{$filename}{conflict} ) or $state->{entries}{$filename}{conflict} !~ /^\+=/ ) )
1482 or ( defined($state->{entries}{$filename}{modified_hash}) and $state->{entries}{$filename}{modified_hash} eq $meta1->{filehash} ) )
1485 # Apparently we only show diffs for locally modified files
1486 next unless ( defined($meta2) or defined ( $state->{entries}{$filename}{modified_filename} ) );
1488 print "M Index: $filename\n";
1489 print "M ===================================================================\n";
1490 print "M RCS file: $state->{CVSROOT}/$state->{module}/$filename,v\n";
1491 print "M retrieving revision 1.$meta1->{revision}\n" if ( defined ( $meta1 ) );
1492 print "M retrieving revision 1.$meta2->{revision}\n" if ( defined ( $meta2 ) );
1494 foreach my $opt ( keys %{$state->{opt}} )
1496 if ( ref $state->{opt}{$opt} eq "ARRAY" )
1498 foreach my $value ( @{$state->{opt}{$opt}} )
1500 print "-$opt $value ";
1504 print "$state->{opt}{$opt} " if ( defined ( $state->{opt}{$opt} ) );
1507 print "$filename\n";
1509 $log->info("Diffing $filename -r $meta1->{revision} -r " . ( $meta2->{revision} or "workingcopy" ));
1511 ( $fh, $filediff ) = tempfile ( DIR => $TEMP_DIR );
1513 if ( exists $state->{opt}{u} )
1515 system("diff -u -L '$filename revision 1.$meta1->{revision}' -L '$filename " . ( defined($meta2->{revision}) ? "revision 1.$meta2->{revision}" : "working copy" ) . "' $file1 $file2 > $filediff");
1517 system("diff $file1 $file2 > $filediff");
1532 my ( $cmd, $data ) = @_;
1536 $log->debug("req_log : " . ( defined($data) ? $data : "[NULL]" ));
1537 #$log->debug("log state : " . Dumper($state));
1539 my ( $minrev, $maxrev );
1540 if ( defined ( $state->{opt}{r} ) and $state->{opt}{r} =~ /([\d.]+)?(::?)([\d.]+)?/ )
1545 $minrev =~ s/^1\.// if ( defined ( $minrev ) );
1546 $maxrev =~ s/^1\.// if ( defined ( $maxrev ) );
1547 $minrev++ if ( defined($minrev) and $control eq "::" );
1550 # Grab a handle to the SQLite db and do any necessary updates
1551 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
1554 # if no files were specified, we need to work out what files we should be providing status on ...
1555 argsfromdir($updater);
1557 # foreach file specified on the command line ...
1558 foreach my $filename ( @{$state->{args}} )
1560 $filename = filecleanup($filename);
1562 my $headmeta = $updater->getmeta($filename);
1564 my $revisions = $updater->getlog($filename);
1565 my $totalrevisions = scalar(@$revisions);
1567 if ( defined ( $minrev ) )
1569 $log->debug("Removing revisions less than $minrev");
1570 while ( scalar(@$revisions) > 0 and $revisions->[-1]{revision} < $minrev )
1575 if ( defined ( $maxrev ) )
1577 $log->debug("Removing revisions greater than $maxrev");
1578 while ( scalar(@$revisions) > 0 and $revisions->[0]{revision} > $maxrev )
1584 next unless ( scalar(@$revisions) );
1587 print "M RCS file: $state->{CVSROOT}/$state->{module}/$filename,v\n";
1588 print "M Working file: $filename\n";
1589 print "M head: 1.$headmeta->{revision}\n";
1590 print "M branch:\n";
1591 print "M locks: strict\n";
1592 print "M access list:\n";
1593 print "M symbolic names:\n";
1594 print "M keyword substitution: kv\n";
1595 print "M total revisions: $totalrevisions;\tselected revisions: " . scalar(@$revisions) . "\n";
1596 print "M description:\n";
1598 foreach my $revision ( @$revisions )
1600 print "M ----------------------------\n";
1601 print "M revision 1.$revision->{revision}\n";
1602 # reformat the date for log output
1603 $revision->{modified} = sprintf('%04d/%02d/%02d %s', $3, $DATE_LIST->{$2}, $1, $4 ) if ( $revision->{modified} =~ /(\d+)\s+(\w+)\s+(\d+)\s+(\S+)/ and defined($DATE_LIST->{$2}) );
1604 $revision->{author} =~ s/\s+.*//;
1605 $revision->{author} =~ s/^(.{8}).*/$1/;
1606 print "M date: $revision->{modified}; author: $revision->{author}; state: " . ( $revision->{filehash} eq "deleted" ? "dead" : "Exp" ) . "; lines: +2 -3\n";
1607 my $commitmessage = $updater->commitmessage($revision->{commithash});
1608 $commitmessage =~ s/^/M /mg;
1609 print $commitmessage . "\n";
1611 print "M =============================================================================\n";
1619 my ( $cmd, $data ) = @_;
1621 argsplit("annotate");
1623 $log->info("req_annotate : " . ( defined($data) ? $data : "[NULL]" ));
1624 #$log->debug("status state : " . Dumper($state));
1626 # Grab a handle to the SQLite db and do any necessary updates
1627 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
1630 # if no files were specified, we need to work out what files we should be providing annotate on ...
1631 argsfromdir($updater);
1633 # we'll need a temporary checkout dir
1634 my $tmpdir = tempdir ( DIR => $TEMP_DIR );
1635 my ( undef, $file_index ) = tempfile ( DIR => $TEMP_DIR, OPEN => 0 );
1636 $log->info("Temp checkoutdir creation successful, basing annotate session work on '$tmpdir', index file is '$file_index'");
1638 $ENV{GIT_DIR} = $state->{CVSROOT} . "/";
1639 $ENV{GIT_INDEX_FILE} = $file_index;
1643 # foreach file specified on the command line ...
1644 foreach my $filename ( @{$state->{args}} )
1646 $filename = filecleanup($filename);
1648 my $meta = $updater->getmeta($filename);
1650 next unless ( $meta->{revision} );
1652 # get all the commits that this file was in
1653 # in dense format -- aka skip dead revisions
1654 my $revisions = $updater->gethistorydense($filename);
1655 my $lastseenin = $revisions->[0][2];
1657 # populate the temporary index based on the latest commit were we saw
1658 # the file -- but do it cheaply without checking out any files
1659 # TODO: if we got a revision from the client, use that instead
1660 # to look up the commithash in sqlite (still good to default to
1661 # the current head as we do now)
1662 system("git-read-tree", $lastseenin);
1665 die "Error running git-read-tree $lastseenin $file_index $!";
1667 $log->info("Created index '$file_index' with commit $lastseenin - exit status $?");
1669 # do a checkout of the file
1670 system('git-checkout-index', '-f', '-u', $filename);
1672 die "Error running git-checkout-index -f -u $filename : $!";
1675 $log->info("Annotate $filename");
1677 # Prepare a file with the commits from the linearized
1678 # history that annotate should know about. This prevents
1679 # git-jsannotate telling us about commits we are hiding
1682 open(ANNOTATEHINTS, ">$tmpdir/.annotate_hints") or die "Error opening > $tmpdir/.annotate_hints $!";
1683 for (my $i=0; $i < @$revisions; $i++)
1685 print ANNOTATEHINTS $revisions->[$i][2];
1686 if ($i+1 < @$revisions) { # have we got a parent?
1687 print ANNOTATEHINTS ' ' . $revisions->[$i+1][2];
1689 print ANNOTATEHINTS "\n";
1692 print ANNOTATEHINTS "\n";
1693 close ANNOTATEHINTS;
1695 my $annotatecmd = 'git-annotate';
1696 open(ANNOTATE, "-|", $annotatecmd, '-l', '-S', "$tmpdir/.annotate_hints", $filename)
1697 or die "Error invoking $annotatecmd -l -S $tmpdir/.annotate_hints $filename : $!";
1699 print "E Annotations for $filename\n";
1700 print "E ***************\n";
1701 while ( <ANNOTATE> )
1703 if (m/^([a-zA-Z0-9]{40})\t\([^\)]*\)(.*)$/i)
1705 my $commithash = $1;
1707 unless ( defined ( $metadata->{$commithash} ) )
1709 $metadata->{$commithash} = $updater->getmeta($filename, $commithash);
1710 $metadata->{$commithash}{author} =~ s/\s+.*//;
1711 $metadata->{$commithash}{author} =~ s/^(.{8}).*/$1/;
1712 $metadata->{$commithash}{modified} = sprintf("%02d-%s-%02d", $1, $2, $3) if ( $metadata->{$commithash}{modified} =~ /^(\d+)\s(\w+)\s\d\d(\d\d)/ );
1714 printf("M 1.%-5d (%-8s %10s): %s\n",
1715 $metadata->{$commithash}{revision},
1716 $metadata->{$commithash}{author},
1717 $metadata->{$commithash}{modified},
1721 $log->warn("Error in annotate output! LINE: $_");
1722 print "E Annotate error \n";
1729 # done; get out of the tempdir
1736 # This method takes the state->{arguments} array and produces two new arrays.
1737 # The first is $state->{args} which is everything before the '--' argument, and
1738 # the second is $state->{files} which is everything after it.
1741 return unless( defined($state->{arguments}) and ref $state->{arguments} eq "ARRAY" );
1745 $state->{args} = [];
1746 $state->{files} = [];
1749 if ( defined($type) )
1752 $opt = { A => 0, N => 0, P => 0, R => 0, c => 0, f => 0, l => 0, n => 0, p => 0, s => 0, r => 1, D => 1, d => 1, k => 1, j => 1, } if ( $type eq "co" );
1753 $opt = { v => 0, l => 0, R => 0 } if ( $type eq "status" );
1754 $opt = { A => 0, P => 0, C => 0, d => 0, f => 0, l => 0, R => 0, p => 0, k => 1, r => 1, D => 1, j => 1, I => 1, W => 1 } if ( $type eq "update" );
1755 $opt = { l => 0, R => 0, k => 1, D => 1, D => 1, r => 2 } if ( $type eq "diff" );
1756 $opt = { c => 0, R => 0, l => 0, f => 0, F => 1, m => 1, r => 1 } if ( $type eq "ci" );
1757 $opt = { k => 1, m => 1 } if ( $type eq "add" );
1758 $opt = { f => 0, l => 0, R => 0 } if ( $type eq "remove" );
1759 $opt = { l => 0, b => 0, h => 0, R => 0, t => 0, N => 0, S => 0, r => 1, d => 1, s => 1, w => 1 } if ( $type eq "log" );
1762 while ( scalar ( @{$state->{arguments}} ) > 0 )
1764 my $arg = shift @{$state->{arguments}};
1766 next if ( $arg eq "--" );
1767 next unless ( $arg =~ /\S/ );
1769 # if the argument looks like a switch
1770 if ( $arg =~ /^-(\w)(.*)/ )
1772 # if it's a switch that takes an argument
1775 # If this switch has already been provided
1776 if ( $opt->{$1} > 1 and exists ( $state->{opt}{$1} ) )
1778 $state->{opt}{$1} = [ $state->{opt}{$1} ];
1779 if ( length($2) > 0 )
1781 push @{$state->{opt}{$1}},$2;
1783 push @{$state->{opt}{$1}}, shift @{$state->{arguments}};
1786 # if there's extra data in the arg, use that as the argument for the switch
1787 if ( length($2) > 0 )
1789 $state->{opt}{$1} = $2;
1791 $state->{opt}{$1} = shift @{$state->{arguments}};
1795 $state->{opt}{$1} = undef;
1800 push @{$state->{args}}, $arg;
1808 foreach my $value ( @{$state->{arguments}} )
1810 if ( $value eq "--" )
1815 push @{$state->{args}}, $value if ( $mode == 0 );
1816 push @{$state->{files}}, $value if ( $mode == 1 );
1821 # This method uses $state->{directory} to populate $state->{args} with a list of filenames
1824 my $updater = shift;
1826 $state->{args} = [] if ( scalar(@{$state->{args}}) == 1 and $state->{args}[0] eq "." );
1828 return if ( scalar ( @{$state->{args}} ) > 1 );
1830 my @gethead = @{$updater->gethead};
1833 foreach my $file (keys %{$state->{entries}}) {
1834 if ( exists $state->{entries}{$file}{revision} &&
1835 $state->{entries}{$file}{revision} == 0 )
1837 push @gethead, { name => $file, filehash => 'added' };
1841 if ( scalar(@{$state->{args}}) == 1 )
1843 my $arg = $state->{args}[0];
1844 $arg .= $state->{prependdir} if ( defined ( $state->{prependdir} ) );
1846 $log->info("Only one arg specified, checking for directory expansion on '$arg'");
1848 foreach my $file ( @gethead )
1850 next if ( $file->{filehash} eq "deleted" and not defined ( $state->{entries}{$file->{name}} ) );
1851 next unless ( $file->{name} =~ /^$arg\// or $file->{name} eq $arg );
1852 push @{$state->{args}}, $file->{name};
1855 shift @{$state->{args}} if ( scalar(@{$state->{args}}) > 1 );
1857 $log->info("Only one arg specified, populating file list automatically");
1859 $state->{args} = [];
1861 foreach my $file ( @gethead )
1863 next if ( $file->{filehash} eq "deleted" and not defined ( $state->{entries}{$file->{name}} ) );
1864 next unless ( $file->{name} =~ s/^$state->{prependdir}// );
1865 push @{$state->{args}}, $file->{name};
1870 # This method cleans up the $state variable after a command that uses arguments has run
1873 $state->{files} = [];
1874 $state->{args} = [];
1875 $state->{arguments} = [];
1876 $state->{entries} = {};
1881 my $filename = shift;
1883 return undef unless ( defined ( $state->{entries}{$filename}{revision} ) );
1885 return $1 if ( $state->{entries}{$filename}{revision} =~ /^1\.(\d+)/ );
1886 return -$1 if ( $state->{entries}{$filename}{revision} =~ /^-1\.(\d+)/ );
1891 # This method takes a file hash and does a CVS "file transfer" which transmits the
1892 # size of the file, and then the file contents.
1893 # If a second argument $targetfile is given, the file is instead written out to
1894 # a file by the name of $targetfile
1897 my $filehash = shift;
1898 my $targetfile = shift;
1900 if ( defined ( $filehash ) and $filehash eq "deleted" )
1902 $log->warn("filehash is 'deleted'");
1906 die "Need filehash" unless ( defined ( $filehash ) and $filehash =~ /^[a-zA-Z0-9]{40}$/ );
1908 my $type = `git-cat-file -t $filehash`;
1911 die ( "Invalid type '$type' (expected 'blob')" ) unless ( defined ( $type ) and $type eq "blob" );
1913 my $size = `git-cat-file -s $filehash`;
1916 $log->debug("transmitfile($filehash) size=$size, type=$type");
1918 if ( open my $fh, '-|', "git-cat-file", "blob", $filehash )
1920 if ( defined ( $targetfile ) )
1922 open NEWFILE, ">", $targetfile or die("Couldn't open '$targetfile' for writing : $!");
1923 print NEWFILE $_ while ( <$fh> );
1927 print while ( <$fh> );
1929 close $fh or die ("Couldn't close filehandle for transmitfile()");
1931 die("Couldn't execute git-cat-file");
1935 # This method takes a file name, and returns ( $dirpart, $filepart ) which
1936 # refers to the directory portion and the file portion of the filename
1940 my $filename = shift;
1941 my $fixforlocaldir = shift;
1943 my ( $filepart, $dirpart ) = ( $filename, "." );
1944 ( $filepart, $dirpart ) = ( $2, $1 ) if ( $filename =~ /(.*)\/(.*)/ );
1947 if ( $fixforlocaldir )
1949 $dirpart =~ s/^$state->{prependdir}//;
1952 return ( $filepart, $dirpart );
1957 my $filename = shift;
1959 return undef unless(defined($filename));
1960 if ( $filename =~ /^\// )
1962 print "E absolute filenames '$filename' not supported by server\n";
1966 $filename =~ s/^\.\///g;
1967 $filename = $state->{prependdir} . $filename;
1971 # Given a path, this function returns a string containing the kopts
1972 # that should go into that path's Entries line. For example, a binary
1973 # file should get -kb.
1978 # Once it exists, the git attributes system should be used to look up
1979 # what attributes apply to this path.
1981 # Until then, take the setting from the config file
1982 unless ( defined ( $cfg->{gitcvs}{allbinary} ) and $cfg->{gitcvs}{allbinary} =~ /^\s*(1|true|yes)\s*$/i )
1984 # Return "" to give no special treatment to any path
1987 # Alternatively, to have all files treated as if they are binary (which
1988 # is more like git itself), always return the "-kb" option
1993 package GITCVS::log;
1996 #### Copyright The Open University UK - 2006.
1998 #### Authors: Martyn Smith <martyn@catalyst.net.nz>
1999 #### Martin Langhoff <martin@catalyst.net.nz>
2012 This module provides very crude logging with a similar interface to
2021 Creates a new log object, optionally you can specify a filename here to
2022 indicate the file to log to. If no log file is specified, you can specify one
2023 later with method setfile, or indicate you no longer want logging with method
2026 Until one of these methods is called, all log calls will buffer messages ready
2033 my $filename = shift;
2037 bless $self, $class;
2039 if ( defined ( $filename ) )
2041 open $self->{fh}, ">>", $filename or die("Couldn't open '$filename' for writing : $!");
2049 This methods takes a filename, and attempts to open that file as the log file.
2050 If successful, all buffered data is written out to the file, and any further
2051 logging is written directly to the file.
2057 my $filename = shift;
2059 if ( defined ( $filename ) )
2061 open $self->{fh}, ">>", $filename or die("Couldn't open '$filename' for writing : $!");
2064 return unless ( defined ( $self->{buffer} ) and ref $self->{buffer} eq "ARRAY" );
2066 while ( my $line = shift @{$self->{buffer}} )
2068 print {$self->{fh}} $line;
2074 This method indicates no logging is going to be used. It flushes any entries in
2075 the internal buffer, and sets a flag to ensure no further data is put there.
2084 return unless ( defined ( $self->{buffer} ) and ref $self->{buffer} eq "ARRAY" );
2086 $self->{buffer} = [];
2091 Internal method. Returns true if the log file is open, false otherwise.
2098 return 1 if ( defined ( $self->{fh} ) and ref $self->{fh} eq "GLOB" );
2102 =head2 debug info warn fatal
2104 These four methods are wrappers to _log. They provide the actual interface for
2108 sub debug { my $self = shift; $self->_log("debug", @_); }
2109 sub info { my $self = shift; $self->_log("info" , @_); }
2110 sub warn { my $self = shift; $self->_log("warn" , @_); }
2111 sub fatal { my $self = shift; $self->_log("fatal", @_); }
2115 This is an internal method called by the logging functions. It generates a
2116 timestamp and pushes the logged line either to file, or internal buffer.
2124 return if ( $self->{nolog} );
2126 my @time = localtime;
2127 my $timestring = sprintf("%4d-%02d-%02d %02d:%02d:%02d : %-5s",
2137 if ( $self->_logopen )
2139 print {$self->{fh}} $timestring . " - " . join(" ",@_) . "\n";
2141 push @{$self->{buffer}}, $timestring . " - " . join(" ",@_) . "\n";
2147 This method simply closes the file handle if one is open
2154 if ( $self->_logopen )
2160 package GITCVS::updater;
2163 #### Copyright The Open University UK - 2006.
2165 #### Authors: Martyn Smith <martyn@catalyst.net.nz>
2166 #### Martin Langhoff <martin@catalyst.net.nz>
2188 die "Need to specify a git repository" unless ( defined($config) and -d $config );
2189 die "Need to specify a module" unless ( defined($module) );
2191 $class = ref($class) || $class;
2195 bless $self, $class;
2197 $self->{module} = $module;
2198 $self->{git_path} = $config . "/";
2200 $self->{log} = $log;
2202 die "Git repo '$self->{git_path}' doesn't exist" unless ( -d $self->{git_path} );
2204 $self->{dbdriver} = $cfg->{gitcvs}{$state->{method}}{dbdriver} ||
2205 $cfg->{gitcvs}{dbdriver} || "SQLite";
2206 $self->{dbname} = $cfg->{gitcvs}{$state->{method}}{dbname} ||
2207 $cfg->{gitcvs}{dbname} || "%Ggitcvs.%m.sqlite";
2208 $self->{dbuser} = $cfg->{gitcvs}{$state->{method}}{dbuser} ||
2209 $cfg->{gitcvs}{dbuser} || "";
2210 $self->{dbpass} = $cfg->{gitcvs}{$state->{method}}{dbpass} ||
2211 $cfg->{gitcvs}{dbpass} || "";
2212 my %mapping = ( m => $module,
2213 a => $state->{method},
2214 u => getlogin || getpwuid($<) || $<,
2215 G => $self->{git_path},
2216 g => mangle_dirname($self->{git_path}),
2218 $self->{dbname} =~ s/%([mauGg])/$mapping{$1}/eg;
2219 $self->{dbuser} =~ s/%([mauGg])/$mapping{$1}/eg;
2221 die "Invalid char ':' in dbdriver" if $self->{dbdriver} =~ /:/;
2222 die "Invalid char ';' in dbname" if $self->{dbname} =~ /;/;
2223 $self->{dbh} = DBI->connect("dbi:$self->{dbdriver}:dbname=$self->{dbname}",
2226 die "Error connecting to database\n" unless defined $self->{dbh};
2228 $self->{tables} = {};
2229 foreach my $table ( keys %{$self->{dbh}->table_info(undef,undef,undef,'TABLE')->fetchall_hashref('TABLE_NAME')} )
2231 $self->{tables}{$table} = 1;
2234 # Construct the revision table if required
2235 unless ( $self->{tables}{revision} )
2238 CREATE TABLE revision (
2240 revision INTEGER NOT NULL,
2241 filehash TEXT NOT NULL,
2242 commithash TEXT NOT NULL,
2243 author TEXT NOT NULL,
2244 modified TEXT NOT NULL,
2249 CREATE INDEX revision_ix1
2250 ON revision (name,revision)
2253 CREATE INDEX revision_ix2
2254 ON revision (name,commithash)
2258 # Construct the head table if required
2259 unless ( $self->{tables}{head} )
2264 revision INTEGER NOT NULL,
2265 filehash TEXT NOT NULL,
2266 commithash TEXT NOT NULL,
2267 author TEXT NOT NULL,
2268 modified TEXT NOT NULL,
2273 CREATE INDEX head_ix1
2278 # Construct the properties table if required
2279 unless ( $self->{tables}{properties} )
2282 CREATE TABLE properties (
2283 key TEXT NOT NULL PRIMARY KEY,
2289 # Construct the commitmsgs table if required
2290 unless ( $self->{tables}{commitmsgs} )
2293 CREATE TABLE commitmsgs (
2294 key TEXT NOT NULL PRIMARY KEY,
2310 # first lets get the commit list
2311 $ENV{GIT_DIR} = $self->{git_path};
2313 my $commitsha1 = `git rev-parse $self->{module}`;
2316 my $commitinfo = `git cat-file commit $self->{module} 2>&1`;
2317 unless ( $commitinfo =~ /tree\s+[a-zA-Z0-9]{40}/ )
2319 die("Invalid module '$self->{module}'");
2324 my $lastcommit = $self->_get_prop("last_commit");
2326 if (defined $lastcommit && $lastcommit eq $commitsha1) { # up-to-date
2330 # Start exclusive lock here...
2331 $self->{dbh}->begin_work() or die "Cannot lock database for BEGIN";
2333 # TODO: log processing is memory bound
2334 # if we can parse into a 2nd file that is in reverse order
2335 # we can probably do something really efficient
2336 my @git_log_params = ('--pretty', '--parents', '--topo-order');
2338 if (defined $lastcommit) {
2339 push @git_log_params, "$lastcommit..$self->{module}";
2341 push @git_log_params, $self->{module};
2343 # git-rev-list is the backend / plumbing version of git-log
2344 open(GITLOG, '-|', 'git-rev-list', @git_log_params) or die "Cannot call git-rev-list: $!";
2353 if (m/^commit\s+(.*)$/) {
2354 # on ^commit lines put the just seen commit in the stack
2355 # and prime things for the next one
2358 unshift @commits, \%copy;
2361 my @parents = split(m/\s+/, $1);
2362 $commit{hash} = shift @parents;
2363 $commit{parents} = \@parents;
2364 } elsif (m/^(\w+?):\s+(.*)$/ && !exists($commit{message})) {
2365 # on rfc822-like lines seen before we see any message,
2366 # lowercase the entry and put it in the hash as key-value
2367 $commit{lc($1)} = $2;
2369 # message lines - skip initial empty line
2370 # and trim whitespace
2371 if (!exists($commit{message}) && m/^\s*$/) {
2372 # define it to mark the end of headers
2373 $commit{message} = '';
2376 s/^\s+//; s/\s+$//; # trim ws
2377 $commit{message} .= $_ . "\n";
2382 unshift @commits, \%commit if ( keys %commit );
2384 # Now all the commits are in the @commits bucket
2385 # ordered by time DESC. for each commit that needs processing,
2386 # determine whether it's following the last head we've seen or if
2387 # it's on its own branch, grab a file list, and add whatever's changed
2388 # NOTE: $lastcommit refers to the last commit from previous run
2389 # $lastpicked is the last commit we picked in this run
2392 if (defined $lastcommit) {
2393 $lastpicked = $lastcommit;
2396 my $committotal = scalar(@commits);
2397 my $commitcount = 0;
2399 # Load the head table into $head (for cached lookups during the update process)
2400 foreach my $file ( @{$self->gethead()} )
2402 $head->{$file->{name}} = $file;
2405 foreach my $commit ( @commits )
2407 $self->{log}->debug("GITCVS::updater - Processing commit $commit->{hash} (" . (++$commitcount) . " of $committotal)");
2408 if (defined $lastpicked)
2410 if (!in_array($lastpicked, @{$commit->{parents}}))
2412 # skip, we'll see this delta
2413 # as part of a merge later
2414 # warn "skipping off-track $commit->{hash}\n";
2416 } elsif (@{$commit->{parents}} > 1) {
2417 # it is a merge commit, for each parent that is
2418 # not $lastpicked, see if we can get a log
2419 # from the merge-base to that parent to put it
2420 # in the message as a merge summary.
2421 my @parents = @{$commit->{parents}};
2422 foreach my $parent (@parents) {
2423 # git-merge-base can potentially (but rarely) throw
2424 # several candidate merge bases. let's assume
2425 # that the first one is the best one.
2426 if ($parent eq $lastpicked) {
2429 open my $p, 'git-merge-base '. $lastpicked . ' '
2431 my @output = (<$p>);
2433 my $base = join('', @output);
2437 # print "want to log between $base $parent \n";
2438 open(GITLOG, '-|', 'git-log', "$base..$parent")
2439 or die "Cannot call git-log: $!";
2443 if (!defined $mergedhash) {
2444 if (m/^commit\s+(.+)$/) {
2450 # grab the first line that looks non-rfc822
2451 # aka has content after leading space
2452 if (m/^\s+(\S.*)$/) {
2454 $title = substr($title,0,100); # truncate
2455 unshift @merged, "$mergedhash $title";
2462 $commit->{mergemsg} = $commit->{message};
2463 $commit->{mergemsg} .= "\nSummary of merged commits:\n\n";
2464 foreach my $summary (@merged) {
2465 $commit->{mergemsg} .= "\t$summary\n";
2467 $commit->{mergemsg} .= "\n\n";
2468 # print "Message for $commit->{hash} \n$commit->{mergemsg}";
2475 # convert the date to CVS-happy format
2476 $commit->{date} = "$2 $1 $4 $3 $5" if ( $commit->{date} =~ /^\w+\s+(\w+)\s+(\d+)\s+(\d+:\d+:\d+)\s+(\d+)\s+([+-]\d+)$/ );
2478 if ( defined ( $lastpicked ) )
2480 my $filepipe = open(FILELIST, '-|', 'git-diff-tree', '-z', '-r', $lastpicked, $commit->{hash}) or die("Cannot call git-diff-tree : $!");
2482 while ( <FILELIST> )
2485 unless ( /^:\d{6}\s+\d{3}(\d)\d{2}\s+[a-zA-Z0-9]{40}\s+([a-zA-Z0-9]{40})\s+(\w)$/o )
2487 die("Couldn't process git-diff-tree line : $_");
2489 my ($mode, $hash, $change) = ($1, $2, $3);
2490 my $name = <FILELIST>;
2493 # $log->debug("File mode=$mode, hash=$hash, change=$change, name=$name");
2496 $git_perms .= "r" if ( $mode & 4 );
2497 $git_perms .= "w" if ( $mode & 2 );
2498 $git_perms .= "x" if ( $mode & 1 );
2499 $git_perms = "rw" if ( $git_perms eq "" );
2501 if ( $change eq "D" )
2503 #$log->debug("DELETE $name");
2506 revision => $head->{$name}{revision} + 1,
2507 filehash => "deleted",
2508 commithash => $commit->{hash},
2509 modified => $commit->{date},
2510 author => $commit->{author},
2513 $self->insert_rev($name, $head->{$name}{revision}, $hash, $commit->{hash}, $commit->{date}, $commit->{author}, $git_perms);
2515 elsif ( $change eq "M" )
2517 #$log->debug("MODIFIED $name");
2520 revision => $head->{$name}{revision} + 1,
2522 commithash => $commit->{hash},
2523 modified => $commit->{date},
2524 author => $commit->{author},
2527 $self->insert_rev($name, $head->{$name}{revision}, $hash, $commit->{hash}, $commit->{date}, $commit->{author}, $git_perms);
2529 elsif ( $change eq "A" )
2531 #$log->debug("ADDED $name");
2534 revision => $head->{$name}{revision} ? $head->{$name}{revision}+1 : 1,
2536 commithash => $commit->{hash},
2537 modified => $commit->{date},
2538 author => $commit->{author},
2541 $self->insert_rev($name, $head->{$name}{revision}, $hash, $commit->{hash}, $commit->{date}, $commit->{author}, $git_perms);
2545 $log->warn("UNKNOWN FILE CHANGE mode=$mode, hash=$hash, change=$change, name=$name");
2551 # this is used to detect files removed from the repo
2552 my $seen_files = {};
2554 my $filepipe = open(FILELIST, '-|', 'git-ls-tree', '-z', '-r', $commit->{hash}) or die("Cannot call git-ls-tree : $!");
2556 while ( <FILELIST> )
2559 unless ( /^(\d+)\s+(\w+)\s+([a-zA-Z0-9]+)\t(.*)$/o )
2561 die("Couldn't process git-ls-tree line : $_");
2564 my ( $git_perms, $git_type, $git_hash, $git_filename ) = ( $1, $2, $3, $4 );
2566 $seen_files->{$git_filename} = 1;
2568 my ( $oldhash, $oldrevision, $oldmode ) = (
2569 $head->{$git_filename}{filehash},
2570 $head->{$git_filename}{revision},
2571 $head->{$git_filename}{mode}
2574 if ( $git_perms =~ /^\d\d\d(\d)\d\d/o )
2577 $git_perms .= "r" if ( $1 & 4 );
2578 $git_perms .= "w" if ( $1 & 2 );
2579 $git_perms .= "x" if ( $1 & 1 );
2584 # unless the file exists with the same hash, we need to update it ...
2585 unless ( defined($oldhash) and $oldhash eq $git_hash and defined($oldmode) and $oldmode eq $git_perms )
2587 my $newrevision = ( $oldrevision or 0 ) + 1;
2589 $head->{$git_filename} = {
2590 name => $git_filename,
2591 revision => $newrevision,
2592 filehash => $git_hash,
2593 commithash => $commit->{hash},
2594 modified => $commit->{date},
2595 author => $commit->{author},
2600 $self->insert_rev($git_filename, $newrevision, $git_hash, $commit->{hash}, $commit->{date}, $commit->{author}, $git_perms);
2605 # Detect deleted files
2606 foreach my $file ( keys %$head )
2608 unless ( exists $seen_files->{$file} or $head->{$file}{filehash} eq "deleted" )
2610 $head->{$file}{revision}++;
2611 $head->{$file}{filehash} = "deleted";
2612 $head->{$file}{commithash} = $commit->{hash};
2613 $head->{$file}{modified} = $commit->{date};
2614 $head->{$file}{author} = $commit->{author};
2616 $self->insert_rev($file, $head->{$file}{revision}, $head->{$file}{filehash}, $commit->{hash}, $commit->{date}, $commit->{author}, $head->{$file}{mode});
2619 # END : "Detect deleted files"
2623 if (exists $commit->{mergemsg})
2625 $self->insert_mergelog($commit->{hash}, $commit->{mergemsg});
2628 $lastpicked = $commit->{hash};
2630 $self->_set_prop("last_commit", $commit->{hash});
2633 $self->delete_head();
2634 foreach my $file ( keys %$head )
2638 $head->{$file}{revision},
2639 $head->{$file}{filehash},
2640 $head->{$file}{commithash},
2641 $head->{$file}{modified},
2642 $head->{$file}{author},
2643 $head->{$file}{mode},
2646 # invalidate the gethead cache
2647 $self->{gethead_cache} = undef;
2650 # Ending exclusive lock here
2651 $self->{dbh}->commit() or die "Failed to commit changes to SQLite";
2658 my $revision = shift;
2659 my $filehash = shift;
2660 my $commithash = shift;
2661 my $modified = shift;
2665 my $insert_rev = $self->{dbh}->prepare_cached("INSERT INTO revision (name, revision, filehash, commithash, modified, author, mode) VALUES (?,?,?,?,?,?,?)",{},1);
2666 $insert_rev->execute($name, $revision, $filehash, $commithash, $modified, $author, $mode);
2675 my $insert_mergelog = $self->{dbh}->prepare_cached("INSERT INTO commitmsgs (key, value) VALUES (?,?)",{},1);
2676 $insert_mergelog->execute($key, $value);
2683 my $delete_head = $self->{dbh}->prepare_cached("DELETE FROM head",{},1);
2684 $delete_head->execute();
2691 my $revision = shift;
2692 my $filehash = shift;
2693 my $commithash = shift;
2694 my $modified = shift;
2698 my $insert_head = $self->{dbh}->prepare_cached("INSERT INTO head (name, revision, filehash, commithash, modified, author, mode) VALUES (?,?,?,?,?,?,?)",{},1);
2699 $insert_head->execute($name, $revision, $filehash, $commithash, $modified, $author, $mode);
2705 my $filename = shift;
2707 my $db_query = $self->{dbh}->prepare_cached("SELECT filehash, revision, mode FROM head WHERE name=?",{},1);
2708 $db_query->execute($filename);
2709 my ( $hash, $revision, $mode ) = $db_query->fetchrow_array;
2711 return ( $hash, $revision, $mode );
2719 my $db_query = $self->{dbh}->prepare_cached("SELECT value FROM properties WHERE key=?",{},1);
2720 $db_query->execute($key);
2721 my ( $value ) = $db_query->fetchrow_array;
2732 my $db_query = $self->{dbh}->prepare_cached("UPDATE properties SET value=? WHERE key=?",{},1);
2733 $db_query->execute($value, $key);
2735 unless ( $db_query->rows )
2737 $db_query = $self->{dbh}->prepare_cached("INSERT INTO properties (key, value) VALUES (?,?)",{},1);
2738 $db_query->execute($key, $value);
2752 return $self->{gethead_cache} if ( defined ( $self->{gethead_cache} ) );
2754 my $db_query = $self->{dbh}->prepare_cached("SELECT name, filehash, mode, revision, modified, commithash, author FROM head ORDER BY name ASC",{},1);
2755 $db_query->execute();
2758 while ( my $file = $db_query->fetchrow_hashref )
2763 $self->{gethead_cache} = $tree;
2775 my $filename = shift;
2777 my $db_query = $self->{dbh}->prepare_cached("SELECT name, filehash, author, mode, revision, modified, commithash FROM revision WHERE name=? ORDER BY revision DESC",{},1);
2778 $db_query->execute($filename);
2781 while ( my $file = $db_query->fetchrow_hashref )
2791 This function takes a filename (with path) argument and returns a hashref of
2792 metadata for that file.
2799 my $filename = shift;
2800 my $revision = shift;
2803 if ( defined($revision) and $revision =~ /^\d+$/ )
2805 $db_query = $self->{dbh}->prepare_cached("SELECT * FROM revision WHERE name=? AND revision=?",{},1);
2806 $db_query->execute($filename, $revision);
2808 elsif ( defined($revision) and $revision =~ /^[a-zA-Z0-9]{40}$/ )
2810 $db_query = $self->{dbh}->prepare_cached("SELECT * FROM revision WHERE name=? AND commithash=?",{},1);
2811 $db_query->execute($filename, $revision);
2813 $db_query = $self->{dbh}->prepare_cached("SELECT * FROM head WHERE name=?",{},1);
2814 $db_query->execute($filename);
2817 return $db_query->fetchrow_hashref;
2820 =head2 commitmessage
2822 this function takes a commithash and returns the commit message for that commit
2828 my $commithash = shift;
2830 die("Need commithash") unless ( defined($commithash) and $commithash =~ /^[a-zA-Z0-9]{40}$/ );
2833 $db_query = $self->{dbh}->prepare_cached("SELECT value FROM commitmsgs WHERE key=?",{},1);
2834 $db_query->execute($commithash);
2836 my ( $message ) = $db_query->fetchrow_array;
2838 if ( defined ( $message ) )
2840 $message .= " " if ( $message =~ /\n$/ );
2844 my @lines = safe_pipe_capture("git-cat-file", "commit", $commithash);
2845 shift @lines while ( $lines[0] =~ /\S/ );
2846 $message = join("",@lines);
2847 $message .= " " if ( $message =~ /\n$/ );
2853 This function takes a filename (with path) argument and returns an arrayofarrays
2854 containing revision,filehash,commithash ordered by revision descending
2860 my $filename = shift;
2863 $db_query = $self->{dbh}->prepare_cached("SELECT revision, filehash, commithash FROM revision WHERE name=? ORDER BY revision DESC",{},1);
2864 $db_query->execute($filename);
2866 return $db_query->fetchall_arrayref;
2869 =head2 gethistorydense
2871 This function takes a filename (with path) argument and returns an arrayofarrays
2872 containing revision,filehash,commithash ordered by revision descending.
2874 This version of gethistory skips deleted entries -- so it is useful for annotate.
2875 The 'dense' part is a reference to a '--dense' option available for git-rev-list
2876 and other git tools that depend on it.
2882 my $filename = shift;
2885 $db_query = $self->{dbh}->prepare_cached("SELECT revision, filehash, commithash FROM revision WHERE name=? AND filehash!='deleted' ORDER BY revision DESC",{},1);
2886 $db_query->execute($filename);
2888 return $db_query->fetchall_arrayref;
2893 from Array::PAT - mimics the in_array() function
2894 found in PHP. Yuck but works for small arrays.
2899 my ($check, @array) = @_;
2901 foreach my $test (@array){
2902 if($check eq $test){
2909 =head2 safe_pipe_capture
2911 an alternative to `command` that allows input to be passed as an array
2912 to work around shell problems with weird characters in arguments
2915 sub safe_pipe_capture {
2919 if (my $pid = open my $child, '-|') {
2920 @output = (<$child>);
2921 close $child or die join(' ',@_).": $! $?";
2923 exec(@_) or die "$! $?"; # exec() can fail the executable can't be found
2925 return wantarray ? @output : join('',@output);
2928 =head2 mangle_dirname
2930 create a string from a directory name that is suitable to use as
2931 part of a filename, mainly by converting all chars except \w.- to _
2934 sub mangle_dirname {
2935 my $dirname = shift;
2936 return unless defined $dirname;
2938 $dirname =~ s/[^\w.-]/_/g;