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 $state->{CVSROOT} = $data;
172 $ENV{GIT_DIR} = $state->{CVSROOT} . "/";
173 unless (-d $ENV{GIT_DIR} && -e $ENV{GIT_DIR}.'HEAD') {
174 print "E $ENV{GIT_DIR} does not seem to be a valid GIT repository\n";
176 print "error 1 $ENV{GIT_DIR} is not a valid repository\n";
180 my @gitvars = `git-config -l`;
182 print "E problems executing git-config on the server -- this is not a git repository or the PATH is not set correctly.\n";
184 print "error 1 - problem executing git-config\n";
187 foreach my $line ( @gitvars )
189 next unless ( $line =~ /^(gitcvs)\.(?:(ext|pserver)\.)?([\w-]+)=(.*)$/ );
193 $cfg->{$1}{$2}{$3} = $4;
197 my $enabled = ($cfg->{gitcvs}{$state->{method}}{enabled}
198 || $cfg->{gitcvs}{enabled});
199 unless ($enabled && $enabled =~ /^\s*(1|true|yes)\s*$/i) {
200 print "E GITCVS emulation needs to be enabled on this repo\n";
201 print "E the repo config file needs a [gitcvs] section added, and the parameter 'enabled' set to 1\n";
203 print "error 1 GITCVS emulation disabled\n";
207 my $logfile = $cfg->{gitcvs}{$state->{method}}{logfile} || $cfg->{gitcvs}{logfile};
210 $log->setfile($logfile);
218 # Global_option option \n
219 # Response expected: no. Transmit one of the global options `-q', `-Q',
220 # `-l', `-t', `-r', or `-n'. option must be one of those strings, no
221 # variations (such as combining of options) are allowed. For graceful
222 # handling of valid-requests, it is probably better to make new global
223 # options separate requests, rather than trying to add them to this
227 my ( $cmd, $data ) = @_;
228 $log->debug("req_Globaloption : $data");
229 $state->{globaloptions}{$data} = 1;
232 # Valid-responses request-list \n
233 # Response expected: no. Tell the server what responses the client will
234 # accept. request-list is a space separated list of tokens.
235 sub req_Validresponses
237 my ( $cmd, $data ) = @_;
238 $log->debug("req_Validresponses : $data");
240 # TODO : re-enable this, currently it's not particularly useful
241 #$state->{validresponses} = [ split /\s+/, $data ];
245 # Response expected: yes. Ask the server to send back a Valid-requests
247 sub req_validrequests
249 my ( $cmd, $data ) = @_;
251 $log->debug("req_validrequests");
253 $log->debug("SEND : Valid-requests " . join(" ",keys %$methods));
254 $log->debug("SEND : ok");
256 print "Valid-requests " . join(" ",keys %$methods) . "\n";
260 # Directory local-directory \n
261 # Additional data: repository \n. Response expected: no. Tell the server
262 # what directory to use. The repository should be a directory name from a
263 # previous server response. Note that this both gives a default for Entry
264 # and Modified and also for ci and the other commands; normal usage is to
265 # send Directory for each directory in which there will be an Entry or
266 # Modified, and then a final Directory for the original directory, then the
267 # command. The local-directory is relative to the top level at which the
268 # command is occurring (i.e. the last Directory which is sent before the
269 # command); to indicate that top level, `.' should be sent for
273 my ( $cmd, $data ) = @_;
275 my $repository = <STDIN>;
279 $state->{localdir} = $data;
280 $state->{repository} = $repository;
281 $state->{path} = $repository;
282 $state->{path} =~ s/^$state->{CVSROOT}\///;
283 $state->{module} = $1 if ($state->{path} =~ s/^(.*?)(\/|$)//);
284 $state->{path} .= "/" if ( $state->{path} =~ /\S/ );
286 $state->{directory} = $state->{localdir};
287 $state->{directory} = "" if ( $state->{directory} eq "." );
288 $state->{directory} .= "/" if ( $state->{directory} =~ /\S/ );
290 if ( (not defined($state->{prependdir}) or $state->{prependdir} eq '') and $state->{localdir} eq "." and $state->{path} =~ /\S/ )
292 $log->info("Setting prepend to '$state->{path}'");
293 $state->{prependdir} = $state->{path};
294 foreach my $entry ( keys %{$state->{entries}} )
296 $state->{entries}{$state->{prependdir} . $entry} = $state->{entries}{$entry};
297 delete $state->{entries}{$entry};
301 if ( defined ( $state->{prependdir} ) )
303 $log->debug("Prepending '$state->{prependdir}' to state|directory");
304 $state->{directory} = $state->{prependdir} . $state->{directory}
306 $log->debug("req_Directory : localdir=$data repository=$repository path=$state->{path} directory=$state->{directory} module=$state->{module}");
309 # Entry entry-line \n
310 # Response expected: no. Tell the server what version of a file is on the
311 # local machine. The name in entry-line is a name relative to the directory
312 # most recently specified with Directory. If the user is operating on only
313 # some files in a directory, Entry requests for only those files need be
314 # included. If an Entry request is sent without Modified, Is-modified, or
315 # Unchanged, it means the file is lost (does not exist in the working
316 # directory). If both Entry and one of Modified, Is-modified, or Unchanged
317 # are sent for the same file, Entry must be sent first. For a given file,
318 # one can send Modified, Is-modified, or Unchanged, but not more than one
322 my ( $cmd, $data ) = @_;
324 #$log->debug("req_Entry : $data");
326 my @data = split(/\//, $data);
328 $state->{entries}{$state->{directory}.$data[1]} = {
329 revision => $data[2],
330 conflict => $data[3],
332 tag_or_date => $data[5],
335 $log->info("Received entry line '$data' => '" . $state->{directory} . $data[1] . "'");
338 # Questionable filename \n
339 # Response expected: no. Additional data: no. Tell the server to check
340 # whether filename should be ignored, and if not, next time the server
341 # sends responses, send (in a M response) `?' followed by the directory and
342 # filename. filename must not contain `/'; it needs to be a file in the
343 # directory named by the most recent Directory request.
346 my ( $cmd, $data ) = @_;
348 $log->debug("req_Questionable : $data");
349 $state->{entries}{$state->{directory}.$data}{questionable} = 1;
353 # Response expected: yes. Add a file or directory. This uses any previous
354 # Argument, Directory, Entry, or Modified requests, if they have been sent.
355 # The last Directory sent specifies the working directory at the time of
356 # the operation. To add a directory, send the directory to be added using
357 # Directory and Argument requests.
360 my ( $cmd, $data ) = @_;
364 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
367 argsfromdir($updater);
371 foreach my $filename ( @{$state->{args}} )
373 $filename = filecleanup($filename);
375 my $meta = $updater->getmeta($filename);
376 my $wrev = revparse($filename);
378 if ($wrev && $meta && ($wrev < 0))
380 # previously removed file, add back
381 $log->info("added file $filename was previously removed, send 1.$meta->{revision}");
383 print "MT +updated\n";
384 print "MT text U \n";
385 print "MT fname $filename\n";
386 print "MT newline\n";
387 print "MT -updated\n";
389 unless ( $state->{globaloptions}{-n} )
391 my ( $filepart, $dirpart ) = filenamesplit($filename,1);
393 print "Created $dirpart\n";
394 print $state->{CVSROOT} . "/$state->{module}/$filename\n";
396 # this is an "entries" line
397 my $kopts = kopts_from_path($filepart);
398 $log->debug("/$filepart/1.$meta->{revision}//$kopts/");
399 print "/$filepart/1.$meta->{revision}//$kopts/\n";
401 $log->debug("SEND : u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}");
402 print "u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}\n";
404 transmitfile($meta->{filehash});
410 unless ( defined ( $state->{entries}{$filename}{modified_filename} ) )
412 print "E cvs add: nothing known about `$filename'\n";
415 # TODO : check we're not squashing an already existing file
416 if ( defined ( $state->{entries}{$filename}{revision} ) )
418 print "E cvs add: `$filename' has already been entered\n";
422 my ( $filepart, $dirpart ) = filenamesplit($filename, 1);
424 print "E cvs add: scheduling file `$filename' for addition\n";
426 print "Checked-in $dirpart\n";
428 my $kopts = kopts_from_path($filepart);
429 print "/$filepart/0//$kopts/\n";
434 if ( $addcount == 1 )
436 print "E cvs add: use `cvs commit' to add this file permanently\n";
438 elsif ( $addcount > 1 )
440 print "E cvs add: use `cvs commit' to add these files permanently\n";
447 # Response expected: yes. Remove a file. This uses any previous Argument,
448 # Directory, Entry, or Modified requests, if they have been sent. The last
449 # Directory sent specifies the working directory at the time of the
450 # operation. Note that this request does not actually do anything to the
451 # repository; the only effect of a successful remove request is to supply
452 # the client with a new entries line containing `-' to indicate a removed
453 # file. In fact, the client probably could perform this operation without
454 # contacting the server, although using remove may cause the server to
455 # perform a few more checks. The client sends a subsequent ci request to
456 # actually record the removal in the repository.
459 my ( $cmd, $data ) = @_;
463 # Grab a handle to the SQLite db and do any necessary updates
464 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
467 #$log->debug("add state : " . Dumper($state));
471 foreach my $filename ( @{$state->{args}} )
473 $filename = filecleanup($filename);
475 if ( defined ( $state->{entries}{$filename}{unchanged} ) or defined ( $state->{entries}{$filename}{modified_filename} ) )
477 print "E cvs remove: file `$filename' still in working directory\n";
481 my $meta = $updater->getmeta($filename);
482 my $wrev = revparse($filename);
484 unless ( defined ( $wrev ) )
486 print "E cvs remove: nothing known about `$filename'\n";
490 if ( defined($wrev) and $wrev < 0 )
492 print "E cvs remove: file `$filename' already scheduled for removal\n";
496 unless ( $wrev == $meta->{revision} )
498 # TODO : not sure if the format of this message is quite correct.
499 print "E cvs remove: Up to date check failed for `$filename'\n";
504 my ( $filepart, $dirpart ) = filenamesplit($filename, 1);
506 print "E cvs remove: scheduling `$filename' for removal\n";
508 print "Checked-in $dirpart\n";
510 my $kopts = kopts_from_path($filepart);
511 print "/$filepart/-1.$wrev//$kopts/\n";
518 print "E cvs remove: use `cvs commit' to remove this file permanently\n";
520 elsif ( $rmcount > 1 )
522 print "E cvs remove: use `cvs commit' to remove these files permanently\n";
528 # Modified filename \n
529 # Response expected: no. Additional data: mode, \n, file transmission. Send
530 # the server a copy of one locally modified file. filename is a file within
531 # the most recent directory sent with Directory; it must not contain `/'.
532 # If the user is operating on only some files in a directory, only those
533 # files need to be included. This can also be sent without Entry, if there
534 # is no entry for the file.
537 my ( $cmd, $data ) = @_;
544 # Grab config information
545 my $blocksize = 8192;
546 my $bytesleft = $size;
549 # Get a filehandle/name to write it to
550 my ( $fh, $filename ) = tempfile( DIR => $TEMP_DIR );
552 # Loop over file data writing out to temporary file.
555 $blocksize = $bytesleft if ( $bytesleft < $blocksize );
556 read STDIN, $tmp, $blocksize;
558 $bytesleft -= $blocksize;
563 # Ensure we have something sensible for the file mode
564 if ( $mode =~ /u=(\w+)/ )
571 # Save the file data in $state
572 $state->{entries}{$state->{directory}.$data}{modified_filename} = $filename;
573 $state->{entries}{$state->{directory}.$data}{modified_mode} = $mode;
574 $state->{entries}{$state->{directory}.$data}{modified_hash} = `git-hash-object $filename`;
575 $state->{entries}{$state->{directory}.$data}{modified_hash} =~ s/\s.*$//s;
577 #$log->debug("req_Modified : file=$data mode=$mode size=$size");
580 # Unchanged filename \n
581 # Response expected: no. Tell the server that filename has not been
582 # modified in the checked out directory. The filename is a file within the
583 # most recent directory sent with Directory; it must not contain `/'.
586 my ( $cmd, $data ) = @_;
588 $state->{entries}{$state->{directory}.$data}{unchanged} = 1;
590 #$log->debug("req_Unchanged : $data");
594 # Response expected: no. Save argument for use in a subsequent command.
595 # Arguments accumulate until an argument-using command is given, at which
596 # point they are forgotten.
598 # Response expected: no. Append \n followed by text to the current argument
602 my ( $cmd, $data ) = @_;
604 # Argumentx means: append to last Argument (with a newline in front)
606 $log->debug("$cmd : $data");
608 if ( $cmd eq 'Argumentx') {
609 ${$state->{arguments}}[$#{$state->{arguments}}] .= "\n" . $data;
611 push @{$state->{arguments}}, $data;
616 # Response expected: yes. Expand the modules which are specified in the
617 # arguments. Returns the data in Module-expansion responses. Note that the
618 # server can assume that this is checkout or export, not rtag or rdiff; the
619 # latter do not access the working directory and thus have no need to
620 # expand modules on the client side. Expand may not be the best word for
621 # what this request does. It does not necessarily tell you all the files
622 # contained in a module, for example. Basically it is a way of telling you
623 # which working directories the server needs to know about in order to
624 # handle a checkout of the specified modules. For example, suppose that the
625 # server has a module defined by
626 # aliasmodule -a 1dir
627 # That is, one can check out aliasmodule and it will take 1dir in the
628 # repository and check it out to 1dir in the working directory. Now suppose
629 # the client already has this module checked out and is planning on using
630 # the co request to update it. Without using expand-modules, the client
631 # would have two bad choices: it could either send information about all
632 # working directories under the current directory, which could be
633 # unnecessarily slow, or it could be ignorant of the fact that aliasmodule
634 # stands for 1dir, and neglect to send information for 1dir, which would
635 # lead to incorrect operation. With expand-modules, the client would first
636 # ask for the module to be expanded:
637 sub req_expandmodules
639 my ( $cmd, $data ) = @_;
643 $log->debug("req_expandmodules : " . ( defined($data) ? $data : "[NULL]" ) );
645 unless ( ref $state->{arguments} eq "ARRAY" )
651 foreach my $module ( @{$state->{arguments}} )
653 $log->debug("SEND : Module-expansion $module");
654 print "Module-expansion $module\n";
662 # Response expected: yes. Get files from the repository. This uses any
663 # previous Argument, Directory, Entry, or Modified requests, if they have
664 # been sent. Arguments to this command are module names; the client cannot
665 # know what directories they correspond to except by (1) just sending the
666 # co request, and then seeing what directory names the server sends back in
667 # its responses, and (2) the expand-modules request.
670 my ( $cmd, $data ) = @_;
674 my $module = $state->{args}[0];
675 my $checkout_path = $module;
677 # use the user specified directory if we're given it
678 $checkout_path = $state->{opt}{d} if ( exists ( $state->{opt}{d} ) );
680 $log->debug("req_co : " . ( defined($data) ? $data : "[NULL]" ) );
682 $log->info("Checking out module '$module' ($state->{CVSROOT}) to '$checkout_path'");
684 $ENV{GIT_DIR} = $state->{CVSROOT} . "/";
686 # Grab a handle to the SQLite db and do any necessary updates
687 my $updater = GITCVS::updater->new($state->{CVSROOT}, $module, $log);
690 $checkout_path =~ s|/$||; # get rid of trailing slashes
692 # Eclipse seems to need the Clear-sticky command
693 # to prepare the 'Entries' file for the new directory.
694 print "Clear-sticky $checkout_path/\n";
695 print $state->{CVSROOT} . "/$module/\n";
696 print "Clear-static-directory $checkout_path/\n";
697 print $state->{CVSROOT} . "/$module/\n";
698 print "Clear-sticky $checkout_path/\n"; # yes, twice
699 print $state->{CVSROOT} . "/$module/\n";
700 print "Template $checkout_path/\n";
701 print $state->{CVSROOT} . "/$module/\n";
704 # instruct the client that we're checking out to $checkout_path
705 print "E cvs checkout: Updating $checkout_path\n";
712 my ($dir, $repodir, $remotedir, $seendirs) = @_;
713 my $parent = dirname($dir);
716 $remotedir =~ s|/+$||;
718 $log->debug("announcedir $dir, $repodir, $remotedir" );
720 if ($parent eq '.' || $parent eq './') {
723 # recurse to announce unseen parents first
724 if (length($parent) && !exists($seendirs->{$parent})) {
725 prepdir($parent, $repodir, $remotedir, $seendirs);
727 # Announce that we are going to modify at the parent level
729 print "E cvs checkout: Updating $remotedir/$parent\n";
731 print "E cvs checkout: Updating $remotedir\n";
733 print "Clear-sticky $remotedir/$parent/\n";
734 print "$repodir/$parent/\n";
736 print "Clear-static-directory $remotedir/$dir/\n";
737 print "$repodir/$dir/\n";
738 print "Clear-sticky $remotedir/$parent/\n"; # yes, twice
739 print "$repodir/$parent/\n";
740 print "Template $remotedir/$dir/\n";
741 print "$repodir/$dir/\n";
744 $seendirs->{$dir} = 1;
747 foreach my $git ( @{$updater->gethead} )
749 # Don't want to check out deleted files
750 next if ( $git->{filehash} eq "deleted" );
752 ( $git->{name}, $git->{dir} ) = filenamesplit($git->{name});
754 if (length($git->{dir}) && $git->{dir} ne './'
755 && $git->{dir} ne $lastdir ) {
756 unless (exists($seendirs{$git->{dir}})) {
757 prepdir($git->{dir}, $state->{CVSROOT} . "/$module/",
758 $checkout_path, \%seendirs);
759 $lastdir = $git->{dir};
760 $seendirs{$git->{dir}} = 1;
762 print "E cvs checkout: Updating /$checkout_path/$git->{dir}\n";
765 # modification time of this file
766 print "Mod-time $git->{modified}\n";
768 # print some information to the client
769 if ( defined ( $git->{dir} ) and $git->{dir} ne "./" )
771 print "M U $checkout_path/$git->{dir}$git->{name}\n";
773 print "M U $checkout_path/$git->{name}\n";
776 # instruct client we're sending a file to put in this path
777 print "Created $checkout_path/" . ( defined ( $git->{dir} ) and $git->{dir} ne "./" ? $git->{dir} . "/" : "" ) . "\n";
779 print $state->{CVSROOT} . "/$module/" . ( defined ( $git->{dir} ) and $git->{dir} ne "./" ? $git->{dir} . "/" : "" ) . "$git->{name}\n";
781 # this is an "entries" line
782 my $kopts = kopts_from_path($git->{name});
783 print "/$git->{name}/1.$git->{revision}//$kopts/\n";
785 print "u=$git->{mode},g=$git->{mode},o=$git->{mode}\n";
788 transmitfile($git->{filehash});
797 # Response expected: yes. Actually do a cvs update command. This uses any
798 # previous Argument, Directory, Entry, or Modified requests, if they have
799 # been sent. The last Directory sent specifies the working directory at the
800 # time of the operation. The -I option is not used--files which the client
801 # can decide whether to ignore are not mentioned and the client sends the
802 # Questionable request for others.
805 my ( $cmd, $data ) = @_;
807 $log->debug("req_update : " . ( defined($data) ? $data : "[NULL]" ));
812 # It may just be a client exploring the available heads/modules
813 # in that case, list them as top level directories and leave it
814 # at that. Eclipse uses this technique to offer you a list of
815 # projects (heads in this case) to checkout.
817 if ($state->{module} eq '') {
818 print "E cvs update: Updating .\n";
819 opendir HEADS, $state->{CVSROOT} . '/refs/heads';
820 while (my $head = readdir(HEADS)) {
821 if (-f $state->{CVSROOT} . '/refs/heads/' . $head) {
822 print "E cvs update: New directory `$head'\n";
831 # Grab a handle to the SQLite db and do any necessary updates
832 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
836 argsfromdir($updater);
838 #$log->debug("update state : " . Dumper($state));
840 # foreach file specified on the command line ...
841 foreach my $filename ( @{$state->{args}} )
843 $filename = filecleanup($filename);
845 $log->debug("Processing file $filename");
847 # if we have a -C we should pretend we never saw modified stuff
848 if ( exists ( $state->{opt}{C} ) )
850 delete $state->{entries}{$filename}{modified_hash};
851 delete $state->{entries}{$filename}{modified_filename};
852 $state->{entries}{$filename}{unchanged} = 1;
856 if ( defined($state->{opt}{r}) and $state->{opt}{r} =~ /^1\.(\d+)/ )
858 $meta = $updater->getmeta($filename, $1);
860 $meta = $updater->getmeta($filename);
863 if ( ! defined $meta )
874 my $wrev = revparse($filename);
876 # If the working copy is an old revision, lets get that version too for comparison.
877 if ( defined($wrev) and $wrev != $meta->{revision} )
879 $oldmeta = $updater->getmeta($filename, $wrev);
882 #$log->debug("Target revision is $meta->{revision}, current working revision is $wrev");
884 # Files are up to date if the working copy and repo copy have the same revision,
885 # and the working copy is unmodified _and_ the user hasn't specified -C
886 next if ( defined ( $wrev )
887 and defined($meta->{revision})
888 and $wrev == $meta->{revision}
889 and $state->{entries}{$filename}{unchanged}
890 and not exists ( $state->{opt}{C} ) );
892 # If the working copy and repo copy have the same revision,
893 # but the working copy is modified, tell the client it's modified
894 if ( defined ( $wrev )
895 and defined($meta->{revision})
896 and $wrev == $meta->{revision}
897 and defined($state->{entries}{$filename}{modified_hash})
898 and not exists ( $state->{opt}{C} ) )
900 $log->info("Tell the client the file is modified");
901 print "MT text M \n";
902 print "MT fname $filename\n";
903 print "MT newline\n";
907 if ( $meta->{filehash} eq "deleted" )
909 my ( $filepart, $dirpart ) = filenamesplit($filename,1);
911 $log->info("Removing '$filename' from working copy (no longer in the repo)");
913 print "E cvs update: `$filename' is no longer in the repository\n";
914 # Don't want to actually _DO_ the update if -n specified
915 unless ( $state->{globaloptions}{-n} ) {
916 print "Removed $dirpart\n";
920 elsif ( not defined ( $state->{entries}{$filename}{modified_hash} )
921 or $state->{entries}{$filename}{modified_hash} eq $oldmeta->{filehash}
922 or $meta->{filehash} eq 'added' )
924 # normal update, just send the new revision (either U=Update,
925 # or A=Add, or R=Remove)
926 if ( defined($wrev) && $wrev < 0 )
928 $log->info("Tell the client the file is scheduled for removal");
929 print "MT text R \n";
930 print "MT fname $filename\n";
931 print "MT newline\n";
934 elsif ( (!defined($wrev) || $wrev == 0) && (!defined($meta->{revision}) || $meta->{revision} == 0) )
936 $log->info("Tell the client the file is scheduled for addition");
937 print "MT text A \n";
938 print "MT fname $filename\n";
939 print "MT newline\n";
944 $log->info("Updating '$filename' to ".$meta->{revision});
945 print "MT +updated\n";
946 print "MT text U \n";
947 print "MT fname $filename\n";
948 print "MT newline\n";
949 print "MT -updated\n";
952 my ( $filepart, $dirpart ) = filenamesplit($filename,1);
954 # Don't want to actually _DO_ the update if -n specified
955 unless ( $state->{globaloptions}{-n} )
957 if ( defined ( $wrev ) )
959 # instruct client we're sending a file to put in this path as a replacement
960 print "Update-existing $dirpart\n";
961 $log->debug("Updating existing file 'Update-existing $dirpart'");
963 # instruct client we're sending a file to put in this path as a new file
964 print "Clear-static-directory $dirpart\n";
965 print $state->{CVSROOT} . "/$state->{module}/$dirpart\n";
966 print "Clear-sticky $dirpart\n";
967 print $state->{CVSROOT} . "/$state->{module}/$dirpart\n";
969 $log->debug("Creating new file 'Created $dirpart'");
970 print "Created $dirpart\n";
972 print $state->{CVSROOT} . "/$state->{module}/$filename\n";
974 # this is an "entries" line
975 my $kopts = kopts_from_path($filepart);
976 $log->debug("/$filepart/1.$meta->{revision}//$kopts/");
977 print "/$filepart/1.$meta->{revision}//$kopts/\n";
980 $log->debug("SEND : u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}");
981 print "u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}\n";
984 transmitfile($meta->{filehash});
987 $log->info("Updating '$filename'");
988 my ( $filepart, $dirpart ) = filenamesplit($meta->{name},1);
990 my $dir = tempdir( DIR => $TEMP_DIR, CLEANUP => 1 ) . "/";
993 my $file_local = $filepart . ".mine";
994 system("ln","-s",$state->{entries}{$filename}{modified_filename}, $file_local);
995 my $file_old = $filepart . "." . $oldmeta->{revision};
996 transmitfile($oldmeta->{filehash}, $file_old);
997 my $file_new = $filepart . "." . $meta->{revision};
998 transmitfile($meta->{filehash}, $file_new);
1000 # we need to merge with the local changes ( M=successful merge, C=conflict merge )
1001 $log->info("Merging $file_local, $file_old, $file_new");
1002 print "M Merging differences between 1.$oldmeta->{revision} and 1.$meta->{revision} into $filename\n";
1004 $log->debug("Temporary directory for merge is $dir");
1006 my $return = system("git", "merge-file", $file_local, $file_old, $file_new);
1011 $log->info("Merged successfully");
1012 print "M M $filename\n";
1013 $log->debug("Merged $dirpart");
1015 # Don't want to actually _DO_ the update if -n specified
1016 unless ( $state->{globaloptions}{-n} )
1018 print "Merged $dirpart\n";
1019 $log->debug($state->{CVSROOT} . "/$state->{module}/$filename");
1020 print $state->{CVSROOT} . "/$state->{module}/$filename\n";
1021 my $kopts = kopts_from_path($filepart);
1022 $log->debug("/$filepart/1.$meta->{revision}//$kopts/");
1023 print "/$filepart/1.$meta->{revision}//$kopts/\n";
1026 elsif ( $return == 1 )
1028 $log->info("Merged with conflicts");
1029 print "E cvs update: conflicts found in $filename\n";
1030 print "M C $filename\n";
1032 # Don't want to actually _DO_ the update if -n specified
1033 unless ( $state->{globaloptions}{-n} )
1035 print "Merged $dirpart\n";
1036 print $state->{CVSROOT} . "/$state->{module}/$filename\n";
1037 my $kopts = kopts_from_path($filepart);
1038 print "/$filepart/1.$meta->{revision}/+/$kopts/\n";
1043 $log->warn("Merge failed");
1047 # Don't want to actually _DO_ the update if -n specified
1048 unless ( $state->{globaloptions}{-n} )
1051 $log->debug("SEND : u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}");
1052 print "u=$meta->{mode},g=$meta->{mode},o=$meta->{mode}\n";
1054 # transmit file, format is single integer on a line by itself (file
1055 # size) followed by the file contents
1056 # TODO : we should copy files in blocks
1057 my $data = `cat $file_local`;
1058 $log->debug("File size : " . length($data));
1059 print length($data) . "\n";
1073 my ( $cmd, $data ) = @_;
1077 #$log->debug("State : " . Dumper($state));
1079 $log->info("req_ci : " . ( defined($data) ? $data : "[NULL]" ));
1081 if ( $state->{method} eq 'pserver')
1083 print "error 1 pserver access cannot commit\n";
1087 if ( -e $state->{CVSROOT} . "/index" )
1089 $log->warn("file 'index' already exists in the git repository");
1090 print "error 1 Index already exists in git repo\n";
1094 # Grab a handle to the SQLite db and do any necessary updates
1095 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
1098 my $tmpdir = tempdir ( DIR => $TEMP_DIR );
1099 my ( undef, $file_index ) = tempfile ( DIR => $TEMP_DIR, OPEN => 0 );
1100 $log->info("Lockless commit start, basing commit on '$tmpdir', index file is '$file_index'");
1102 $ENV{GIT_DIR} = $state->{CVSROOT} . "/";
1103 $ENV{GIT_INDEX_FILE} = $file_index;
1105 # Remember where the head was at the beginning.
1106 my $parenthash = `git show-ref -s refs/heads/$state->{module}`;
1108 if ($parenthash !~ /^[0-9a-f]{40}$/) {
1109 print "error 1 pserver cannot find the current HEAD of module";
1115 # populate the temporary index based
1116 system("git-read-tree", $parenthash);
1119 die "Error running git-read-tree $state->{module} $file_index $!";
1121 $log->info("Created index '$file_index' with for head $state->{module} - exit status $?");
1123 my @committedfiles = ();
1126 # foreach file specified on the command line ...
1127 foreach my $filename ( @{$state->{args}} )
1129 my $committedfile = $filename;
1130 $filename = filecleanup($filename);
1132 next unless ( exists $state->{entries}{$filename}{modified_filename} or not $state->{entries}{$filename}{unchanged} );
1134 my $meta = $updater->getmeta($filename);
1135 $oldmeta{$filename} = $meta;
1137 my $wrev = revparse($filename);
1139 my ( $filepart, $dirpart ) = filenamesplit($filename);
1141 # do a checkout of the file if it part of this tree
1143 system('git-checkout-index', '-f', '-u', $filename);
1145 die "Error running git-checkout-index -f -u $filename : $!";
1151 $rmflag = 1 if ( defined($wrev) and $wrev < 0 );
1152 $addflag = 1 unless ( -e $filename );
1154 # Do up to date checking
1155 unless ( $addflag or $wrev == $meta->{revision} or ( $rmflag and -$wrev == $meta->{revision} ) )
1157 # fail everything if an up to date check fails
1158 print "error 1 Up to date check failed for $filename\n";
1163 push @committedfiles, $committedfile;
1164 $log->info("Committing $filename");
1166 system("mkdir","-p",$dirpart) unless ( -d $dirpart );
1170 $log->debug("rename $state->{entries}{$filename}{modified_filename} $filename");
1171 rename $state->{entries}{$filename}{modified_filename},$filename;
1173 # Calculate modes to remove
1175 foreach ( qw (r w x) ) { $invmode .= $_ unless ( $state->{entries}{$filename}{modified_mode} =~ /$_/ ); }
1177 $log->debug("chmod u+" . $state->{entries}{$filename}{modified_mode} . "-" . $invmode . " $filename");
1178 system("chmod","u+" . $state->{entries}{$filename}{modified_mode} . "-" . $invmode, $filename);
1183 $log->info("Removing file '$filename'");
1185 system("git-update-index", "--remove", $filename);
1189 $log->info("Adding file '$filename'");
1190 system("git-update-index", "--add", $filename);
1192 $log->info("Updating file '$filename'");
1193 system("git-update-index", $filename);
1197 unless ( scalar(@committedfiles) > 0 )
1199 print "E No files to commit\n";
1205 my $treehash = `git-write-tree`;
1208 $log->debug("Treehash : $treehash, Parenthash : $parenthash");
1210 # write our commit message out if we have one ...
1211 my ( $msg_fh, $msg_filename ) = tempfile( DIR => $TEMP_DIR );
1212 print $msg_fh $state->{opt}{m};# if ( exists ( $state->{opt}{m} ) );
1213 print $msg_fh "\n\nvia git-CVS emulator\n";
1216 my $commithash = `git-commit-tree $treehash -p $parenthash < $msg_filename`;
1218 $log->info("Commit hash : $commithash");
1220 unless ( $commithash =~ /[a-zA-Z0-9]{40}/ )
1222 $log->warn("Commit failed (Invalid commit hash)");
1223 print "error 1 Commit failed (unknown reason)\n";
1228 # Check that this is allowed, just as we would with a receive-pack
1229 my @cmd = ( $ENV{GIT_DIR}.'hooks/update', "refs/heads/$state->{module}",
1230 $parenthash, $commithash );
1232 unless( system( @cmd ) == 0 )
1234 $log->warn("Commit failed (update hook declined to update ref)");
1235 print "error 1 Commit failed (update hook declined)\n";
1241 if (system(qw(git update-ref -m), "cvsserver ci",
1242 "refs/heads/$state->{module}", $commithash, $parenthash)) {
1243 $log->warn("update-ref for $state->{module} failed.");
1244 print "error 1 Cannot commit -- update first\n";
1250 # foreach file specified on the command line ...
1251 foreach my $filename ( @committedfiles )
1253 $filename = filecleanup($filename);
1255 my $meta = $updater->getmeta($filename);
1256 unless (defined $meta->{revision}) {
1257 $meta->{revision} = 1;
1260 my ( $filepart, $dirpart ) = filenamesplit($filename, 1);
1262 $log->debug("Checked-in $dirpart : $filename");
1264 print "M $state->{CVSROOT}/$state->{module}/$filename,v <-- $dirpart$filepart\n";
1265 if ( defined $meta->{filehash} && $meta->{filehash} eq "deleted" )
1267 print "M new revision: delete; previous revision: 1.$oldmeta{$filename}{revision}\n";
1268 print "Remove-entry $dirpart\n";
1269 print "$filename\n";
1271 if ($meta->{revision} == 1) {
1272 print "M initial revision: 1.1\n";
1274 print "M new revision: 1.$meta->{revision}; previous revision: 1.$oldmeta{$filename}{revision}\n";
1276 print "Checked-in $dirpart\n";
1277 print "$filename\n";
1278 my $kopts = kopts_from_path($filepart);
1279 print "/$filepart/1.$meta->{revision}//$kopts/\n";
1289 my ( $cmd, $data ) = @_;
1293 $log->info("req_status : " . ( defined($data) ? $data : "[NULL]" ));
1294 #$log->debug("status state : " . Dumper($state));
1296 # Grab a handle to the SQLite db and do any necessary updates
1297 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
1300 # if no files were specified, we need to work out what files we should be providing status on ...
1301 argsfromdir($updater);
1303 # foreach file specified on the command line ...
1304 foreach my $filename ( @{$state->{args}} )
1306 $filename = filecleanup($filename);
1308 my $meta = $updater->getmeta($filename);
1309 my $oldmeta = $meta;
1311 my $wrev = revparse($filename);
1313 # If the working copy is an old revision, lets get that version too for comparison.
1314 if ( defined($wrev) and $wrev != $meta->{revision} )
1316 $oldmeta = $updater->getmeta($filename, $wrev);
1319 # TODO : All possible statuses aren't yet implemented
1321 # Files are up to date if the working copy and repo copy have the same revision, and the working copy is unmodified
1322 $status = "Up-to-date" if ( defined ( $wrev ) and defined($meta->{revision}) and $wrev == $meta->{revision}
1324 ( ( $state->{entries}{$filename}{unchanged} and ( not defined ( $state->{entries}{$filename}{conflict} ) or $state->{entries}{$filename}{conflict} !~ /^\+=/ ) )
1325 or ( defined($state->{entries}{$filename}{modified_hash}) and $state->{entries}{$filename}{modified_hash} eq $meta->{filehash} ) )
1328 # Need checkout if the working copy has an older revision than the repo copy, and the working copy is unmodified
1329 $status ||= "Needs Checkout" if ( defined ( $wrev ) and defined ( $meta->{revision} ) and $meta->{revision} > $wrev
1331 ( $state->{entries}{$filename}{unchanged}
1332 or ( defined($state->{entries}{$filename}{modified_hash}) and $state->{entries}{$filename}{modified_hash} eq $oldmeta->{filehash} ) )
1335 # Need checkout if it exists in the repo but doesn't have a working copy
1336 $status ||= "Needs Checkout" if ( not defined ( $wrev ) and defined ( $meta->{revision} ) );
1338 # Locally modified if working copy and repo copy have the same revision but there are local changes
1339 $status ||= "Locally Modified" if ( defined ( $wrev ) and defined($meta->{revision}) and $wrev == $meta->{revision} and $state->{entries}{$filename}{modified_filename} );
1341 # Needs Merge if working copy revision is less than repo copy and there are local changes
1342 $status ||= "Needs Merge" if ( defined ( $wrev ) and defined ( $meta->{revision} ) and $meta->{revision} > $wrev and $state->{entries}{$filename}{modified_filename} );
1344 $status ||= "Locally Added" if ( defined ( $state->{entries}{$filename}{revision} ) and not defined ( $meta->{revision} ) );
1345 $status ||= "Locally Removed" if ( defined ( $wrev ) and defined ( $meta->{revision} ) and -$wrev == $meta->{revision} );
1346 $status ||= "Unresolved Conflict" if ( defined ( $state->{entries}{$filename}{conflict} ) and $state->{entries}{$filename}{conflict} =~ /^\+=/ );
1347 $status ||= "File had conflicts on merge" if ( 0 );
1349 $status ||= "Unknown";
1351 print "M ===================================================================\n";
1352 print "M File: $filename\tStatus: $status\n";
1353 if ( defined($state->{entries}{$filename}{revision}) )
1355 print "M Working revision:\t" . $state->{entries}{$filename}{revision} . "\n";
1357 print "M Working revision:\tNo entry for $filename\n";
1359 if ( defined($meta->{revision}) )
1361 print "M Repository revision:\t1." . $meta->{revision} . "\t$state->{CVSROOT}/$state->{module}/$filename,v\n";
1362 print "M Sticky Tag:\t\t(none)\n";
1363 print "M Sticky Date:\t\t(none)\n";
1364 print "M Sticky Options:\t\t(none)\n";
1366 print "M Repository revision:\tNo revision control file\n";
1376 my ( $cmd, $data ) = @_;
1380 $log->debug("req_diff : " . ( defined($data) ? $data : "[NULL]" ));
1381 #$log->debug("status state : " . Dumper($state));
1383 my ($revision1, $revision2);
1384 if ( defined ( $state->{opt}{r} ) and ref $state->{opt}{r} eq "ARRAY" )
1386 $revision1 = $state->{opt}{r}[0];
1387 $revision2 = $state->{opt}{r}[1];
1389 $revision1 = $state->{opt}{r};
1392 $revision1 =~ s/^1\.// if ( defined ( $revision1 ) );
1393 $revision2 =~ s/^1\.// if ( defined ( $revision2 ) );
1395 $log->debug("Diffing revisions " . ( defined($revision1) ? $revision1 : "[NULL]" ) . " and " . ( defined($revision2) ? $revision2 : "[NULL]" ) );
1397 # Grab a handle to the SQLite db and do any necessary updates
1398 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
1401 # if no files were specified, we need to work out what files we should be providing status on ...
1402 argsfromdir($updater);
1404 # foreach file specified on the command line ...
1405 foreach my $filename ( @{$state->{args}} )
1407 $filename = filecleanup($filename);
1409 my ( $fh, $file1, $file2, $meta1, $meta2, $filediff );
1411 my $wrev = revparse($filename);
1413 # We need _something_ to diff against
1414 next unless ( defined ( $wrev ) );
1416 # if we have a -r switch, use it
1417 if ( defined ( $revision1 ) )
1419 ( undef, $file1 ) = tempfile( DIR => $TEMP_DIR, OPEN => 0 );
1420 $meta1 = $updater->getmeta($filename, $revision1);
1421 unless ( defined ( $meta1 ) and $meta1->{filehash} ne "deleted" )
1423 print "E File $filename at revision 1.$revision1 doesn't exist\n";
1426 transmitfile($meta1->{filehash}, $file1);
1428 # otherwise we just use the working copy revision
1431 ( undef, $file1 ) = tempfile( DIR => $TEMP_DIR, OPEN => 0 );
1432 $meta1 = $updater->getmeta($filename, $wrev);
1433 transmitfile($meta1->{filehash}, $file1);
1436 # if we have a second -r switch, use it too
1437 if ( defined ( $revision2 ) )
1439 ( undef, $file2 ) = tempfile( DIR => $TEMP_DIR, OPEN => 0 );
1440 $meta2 = $updater->getmeta($filename, $revision2);
1442 unless ( defined ( $meta2 ) and $meta2->{filehash} ne "deleted" )
1444 print "E File $filename at revision 1.$revision2 doesn't exist\n";
1448 transmitfile($meta2->{filehash}, $file2);
1450 # otherwise we just use the working copy
1453 $file2 = $state->{entries}{$filename}{modified_filename};
1456 # if we have been given -r, and we don't have a $file2 yet, lets get one
1457 if ( defined ( $revision1 ) and not defined ( $file2 ) )
1459 ( undef, $file2 ) = tempfile( DIR => $TEMP_DIR, OPEN => 0 );
1460 $meta2 = $updater->getmeta($filename, $wrev);
1461 transmitfile($meta2->{filehash}, $file2);
1464 # We need to have retrieved something useful
1465 next unless ( defined ( $meta1 ) );
1467 # Files to date if the working copy and repo copy have the same revision, and the working copy is unmodified
1468 next if ( not defined ( $meta2 ) and $wrev == $meta1->{revision}
1470 ( ( $state->{entries}{$filename}{unchanged} and ( not defined ( $state->{entries}{$filename}{conflict} ) or $state->{entries}{$filename}{conflict} !~ /^\+=/ ) )
1471 or ( defined($state->{entries}{$filename}{modified_hash}) and $state->{entries}{$filename}{modified_hash} eq $meta1->{filehash} ) )
1474 # Apparently we only show diffs for locally modified files
1475 next unless ( defined($meta2) or defined ( $state->{entries}{$filename}{modified_filename} ) );
1477 print "M Index: $filename\n";
1478 print "M ===================================================================\n";
1479 print "M RCS file: $state->{CVSROOT}/$state->{module}/$filename,v\n";
1480 print "M retrieving revision 1.$meta1->{revision}\n" if ( defined ( $meta1 ) );
1481 print "M retrieving revision 1.$meta2->{revision}\n" if ( defined ( $meta2 ) );
1483 foreach my $opt ( keys %{$state->{opt}} )
1485 if ( ref $state->{opt}{$opt} eq "ARRAY" )
1487 foreach my $value ( @{$state->{opt}{$opt}} )
1489 print "-$opt $value ";
1493 print "$state->{opt}{$opt} " if ( defined ( $state->{opt}{$opt} ) );
1496 print "$filename\n";
1498 $log->info("Diffing $filename -r $meta1->{revision} -r " . ( $meta2->{revision} or "workingcopy" ));
1500 ( $fh, $filediff ) = tempfile ( DIR => $TEMP_DIR );
1502 if ( exists $state->{opt}{u} )
1504 system("diff -u -L '$filename revision 1.$meta1->{revision}' -L '$filename " . ( defined($meta2->{revision}) ? "revision 1.$meta2->{revision}" : "working copy" ) . "' $file1 $file2 > $filediff");
1506 system("diff $file1 $file2 > $filediff");
1521 my ( $cmd, $data ) = @_;
1525 $log->debug("req_log : " . ( defined($data) ? $data : "[NULL]" ));
1526 #$log->debug("log state : " . Dumper($state));
1528 my ( $minrev, $maxrev );
1529 if ( defined ( $state->{opt}{r} ) and $state->{opt}{r} =~ /([\d.]+)?(::?)([\d.]+)?/ )
1534 $minrev =~ s/^1\.// if ( defined ( $minrev ) );
1535 $maxrev =~ s/^1\.// if ( defined ( $maxrev ) );
1536 $minrev++ if ( defined($minrev) and $control eq "::" );
1539 # Grab a handle to the SQLite db and do any necessary updates
1540 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
1543 # if no files were specified, we need to work out what files we should be providing status on ...
1544 argsfromdir($updater);
1546 # foreach file specified on the command line ...
1547 foreach my $filename ( @{$state->{args}} )
1549 $filename = filecleanup($filename);
1551 my $headmeta = $updater->getmeta($filename);
1553 my $revisions = $updater->getlog($filename);
1554 my $totalrevisions = scalar(@$revisions);
1556 if ( defined ( $minrev ) )
1558 $log->debug("Removing revisions less than $minrev");
1559 while ( scalar(@$revisions) > 0 and $revisions->[-1]{revision} < $minrev )
1564 if ( defined ( $maxrev ) )
1566 $log->debug("Removing revisions greater than $maxrev");
1567 while ( scalar(@$revisions) > 0 and $revisions->[0]{revision} > $maxrev )
1573 next unless ( scalar(@$revisions) );
1576 print "M RCS file: $state->{CVSROOT}/$state->{module}/$filename,v\n";
1577 print "M Working file: $filename\n";
1578 print "M head: 1.$headmeta->{revision}\n";
1579 print "M branch:\n";
1580 print "M locks: strict\n";
1581 print "M access list:\n";
1582 print "M symbolic names:\n";
1583 print "M keyword substitution: kv\n";
1584 print "M total revisions: $totalrevisions;\tselected revisions: " . scalar(@$revisions) . "\n";
1585 print "M description:\n";
1587 foreach my $revision ( @$revisions )
1589 print "M ----------------------------\n";
1590 print "M revision 1.$revision->{revision}\n";
1591 # reformat the date for log output
1592 $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}) );
1593 $revision->{author} =~ s/\s+.*//;
1594 $revision->{author} =~ s/^(.{8}).*/$1/;
1595 print "M date: $revision->{modified}; author: $revision->{author}; state: " . ( $revision->{filehash} eq "deleted" ? "dead" : "Exp" ) . "; lines: +2 -3\n";
1596 my $commitmessage = $updater->commitmessage($revision->{commithash});
1597 $commitmessage =~ s/^/M /mg;
1598 print $commitmessage . "\n";
1600 print "M =============================================================================\n";
1608 my ( $cmd, $data ) = @_;
1610 argsplit("annotate");
1612 $log->info("req_annotate : " . ( defined($data) ? $data : "[NULL]" ));
1613 #$log->debug("status state : " . Dumper($state));
1615 # Grab a handle to the SQLite db and do any necessary updates
1616 my $updater = GITCVS::updater->new($state->{CVSROOT}, $state->{module}, $log);
1619 # if no files were specified, we need to work out what files we should be providing annotate on ...
1620 argsfromdir($updater);
1622 # we'll need a temporary checkout dir
1623 my $tmpdir = tempdir ( DIR => $TEMP_DIR );
1624 my ( undef, $file_index ) = tempfile ( DIR => $TEMP_DIR, OPEN => 0 );
1625 $log->info("Temp checkoutdir creation successful, basing annotate session work on '$tmpdir', index file is '$file_index'");
1627 $ENV{GIT_DIR} = $state->{CVSROOT} . "/";
1628 $ENV{GIT_INDEX_FILE} = $file_index;
1632 # foreach file specified on the command line ...
1633 foreach my $filename ( @{$state->{args}} )
1635 $filename = filecleanup($filename);
1637 my $meta = $updater->getmeta($filename);
1639 next unless ( $meta->{revision} );
1641 # get all the commits that this file was in
1642 # in dense format -- aka skip dead revisions
1643 my $revisions = $updater->gethistorydense($filename);
1644 my $lastseenin = $revisions->[0][2];
1646 # populate the temporary index based on the latest commit were we saw
1647 # the file -- but do it cheaply without checking out any files
1648 # TODO: if we got a revision from the client, use that instead
1649 # to look up the commithash in sqlite (still good to default to
1650 # the current head as we do now)
1651 system("git-read-tree", $lastseenin);
1654 die "Error running git-read-tree $lastseenin $file_index $!";
1656 $log->info("Created index '$file_index' with commit $lastseenin - exit status $?");
1658 # do a checkout of the file
1659 system('git-checkout-index', '-f', '-u', $filename);
1661 die "Error running git-checkout-index -f -u $filename : $!";
1664 $log->info("Annotate $filename");
1666 # Prepare a file with the commits from the linearized
1667 # history that annotate should know about. This prevents
1668 # git-jsannotate telling us about commits we are hiding
1671 open(ANNOTATEHINTS, ">$tmpdir/.annotate_hints") or die "Error opening > $tmpdir/.annotate_hints $!";
1672 for (my $i=0; $i < @$revisions; $i++)
1674 print ANNOTATEHINTS $revisions->[$i][2];
1675 if ($i+1 < @$revisions) { # have we got a parent?
1676 print ANNOTATEHINTS ' ' . $revisions->[$i+1][2];
1678 print ANNOTATEHINTS "\n";
1681 print ANNOTATEHINTS "\n";
1682 close ANNOTATEHINTS;
1684 my $annotatecmd = 'git-annotate';
1685 open(ANNOTATE, "-|", $annotatecmd, '-l', '-S', "$tmpdir/.annotate_hints", $filename)
1686 or die "Error invoking $annotatecmd -l -S $tmpdir/.annotate_hints $filename : $!";
1688 print "E Annotations for $filename\n";
1689 print "E ***************\n";
1690 while ( <ANNOTATE> )
1692 if (m/^([a-zA-Z0-9]{40})\t\([^\)]*\)(.*)$/i)
1694 my $commithash = $1;
1696 unless ( defined ( $metadata->{$commithash} ) )
1698 $metadata->{$commithash} = $updater->getmeta($filename, $commithash);
1699 $metadata->{$commithash}{author} =~ s/\s+.*//;
1700 $metadata->{$commithash}{author} =~ s/^(.{8}).*/$1/;
1701 $metadata->{$commithash}{modified} = sprintf("%02d-%s-%02d", $1, $2, $3) if ( $metadata->{$commithash}{modified} =~ /^(\d+)\s(\w+)\s\d\d(\d\d)/ );
1703 printf("M 1.%-5d (%-8s %10s): %s\n",
1704 $metadata->{$commithash}{revision},
1705 $metadata->{$commithash}{author},
1706 $metadata->{$commithash}{modified},
1710 $log->warn("Error in annotate output! LINE: $_");
1711 print "E Annotate error \n";
1718 # done; get out of the tempdir
1725 # This method takes the state->{arguments} array and produces two new arrays.
1726 # The first is $state->{args} which is everything before the '--' argument, and
1727 # the second is $state->{files} which is everything after it.
1730 return unless( defined($state->{arguments}) and ref $state->{arguments} eq "ARRAY" );
1734 $state->{args} = [];
1735 $state->{files} = [];
1738 if ( defined($type) )
1741 $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" );
1742 $opt = { v => 0, l => 0, R => 0 } if ( $type eq "status" );
1743 $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" );
1744 $opt = { l => 0, R => 0, k => 1, D => 1, D => 1, r => 2 } if ( $type eq "diff" );
1745 $opt = { c => 0, R => 0, l => 0, f => 0, F => 1, m => 1, r => 1 } if ( $type eq "ci" );
1746 $opt = { k => 1, m => 1 } if ( $type eq "add" );
1747 $opt = { f => 0, l => 0, R => 0 } if ( $type eq "remove" );
1748 $opt = { l => 0, b => 0, h => 0, R => 0, t => 0, N => 0, S => 0, r => 1, d => 1, s => 1, w => 1 } if ( $type eq "log" );
1751 while ( scalar ( @{$state->{arguments}} ) > 0 )
1753 my $arg = shift @{$state->{arguments}};
1755 next if ( $arg eq "--" );
1756 next unless ( $arg =~ /\S/ );
1758 # if the argument looks like a switch
1759 if ( $arg =~ /^-(\w)(.*)/ )
1761 # if it's a switch that takes an argument
1764 # If this switch has already been provided
1765 if ( $opt->{$1} > 1 and exists ( $state->{opt}{$1} ) )
1767 $state->{opt}{$1} = [ $state->{opt}{$1} ];
1768 if ( length($2) > 0 )
1770 push @{$state->{opt}{$1}},$2;
1772 push @{$state->{opt}{$1}}, shift @{$state->{arguments}};
1775 # if there's extra data in the arg, use that as the argument for the switch
1776 if ( length($2) > 0 )
1778 $state->{opt}{$1} = $2;
1780 $state->{opt}{$1} = shift @{$state->{arguments}};
1784 $state->{opt}{$1} = undef;
1789 push @{$state->{args}}, $arg;
1797 foreach my $value ( @{$state->{arguments}} )
1799 if ( $value eq "--" )
1804 push @{$state->{args}}, $value if ( $mode == 0 );
1805 push @{$state->{files}}, $value if ( $mode == 1 );
1810 # This method uses $state->{directory} to populate $state->{args} with a list of filenames
1813 my $updater = shift;
1815 $state->{args} = [] if ( scalar(@{$state->{args}}) == 1 and $state->{args}[0] eq "." );
1817 return if ( scalar ( @{$state->{args}} ) > 1 );
1819 my @gethead = @{$updater->gethead};
1822 foreach my $file (keys %{$state->{entries}}) {
1823 if ( exists $state->{entries}{$file}{revision} &&
1824 $state->{entries}{$file}{revision} == 0 )
1826 push @gethead, { name => $file, filehash => 'added' };
1830 if ( scalar(@{$state->{args}}) == 1 )
1832 my $arg = $state->{args}[0];
1833 $arg .= $state->{prependdir} if ( defined ( $state->{prependdir} ) );
1835 $log->info("Only one arg specified, checking for directory expansion on '$arg'");
1837 foreach my $file ( @gethead )
1839 next if ( $file->{filehash} eq "deleted" and not defined ( $state->{entries}{$file->{name}} ) );
1840 next unless ( $file->{name} =~ /^$arg\// or $file->{name} eq $arg );
1841 push @{$state->{args}}, $file->{name};
1844 shift @{$state->{args}} if ( scalar(@{$state->{args}}) > 1 );
1846 $log->info("Only one arg specified, populating file list automatically");
1848 $state->{args} = [];
1850 foreach my $file ( @gethead )
1852 next if ( $file->{filehash} eq "deleted" and not defined ( $state->{entries}{$file->{name}} ) );
1853 next unless ( $file->{name} =~ s/^$state->{prependdir}// );
1854 push @{$state->{args}}, $file->{name};
1859 # This method cleans up the $state variable after a command that uses arguments has run
1862 $state->{files} = [];
1863 $state->{args} = [];
1864 $state->{arguments} = [];
1865 $state->{entries} = {};
1870 my $filename = shift;
1872 return undef unless ( defined ( $state->{entries}{$filename}{revision} ) );
1874 return $1 if ( $state->{entries}{$filename}{revision} =~ /^1\.(\d+)/ );
1875 return -$1 if ( $state->{entries}{$filename}{revision} =~ /^-1\.(\d+)/ );
1880 # This method takes a file hash and does a CVS "file transfer" which transmits the
1881 # size of the file, and then the file contents.
1882 # If a second argument $targetfile is given, the file is instead written out to
1883 # a file by the name of $targetfile
1886 my $filehash = shift;
1887 my $targetfile = shift;
1889 if ( defined ( $filehash ) and $filehash eq "deleted" )
1891 $log->warn("filehash is 'deleted'");
1895 die "Need filehash" unless ( defined ( $filehash ) and $filehash =~ /^[a-zA-Z0-9]{40}$/ );
1897 my $type = `git-cat-file -t $filehash`;
1900 die ( "Invalid type '$type' (expected 'blob')" ) unless ( defined ( $type ) and $type eq "blob" );
1902 my $size = `git-cat-file -s $filehash`;
1905 $log->debug("transmitfile($filehash) size=$size, type=$type");
1907 if ( open my $fh, '-|', "git-cat-file", "blob", $filehash )
1909 if ( defined ( $targetfile ) )
1911 open NEWFILE, ">", $targetfile or die("Couldn't open '$targetfile' for writing : $!");
1912 print NEWFILE $_ while ( <$fh> );
1916 print while ( <$fh> );
1918 close $fh or die ("Couldn't close filehandle for transmitfile()");
1920 die("Couldn't execute git-cat-file");
1924 # This method takes a file name, and returns ( $dirpart, $filepart ) which
1925 # refers to the directory portion and the file portion of the filename
1929 my $filename = shift;
1930 my $fixforlocaldir = shift;
1932 my ( $filepart, $dirpart ) = ( $filename, "." );
1933 ( $filepart, $dirpart ) = ( $2, $1 ) if ( $filename =~ /(.*)\/(.*)/ );
1936 if ( $fixforlocaldir )
1938 $dirpart =~ s/^$state->{prependdir}//;
1941 return ( $filepart, $dirpart );
1946 my $filename = shift;
1948 return undef unless(defined($filename));
1949 if ( $filename =~ /^\// )
1951 print "E absolute filenames '$filename' not supported by server\n";
1955 $filename =~ s/^\.\///g;
1956 $filename = $state->{prependdir} . $filename;
1960 # Given a path, this function returns a string containing the kopts
1961 # that should go into that path's Entries line. For example, a binary
1962 # file should get -kb.
1967 # Once it exists, the git attributes system should be used to look up
1968 # what attributes apply to this path.
1970 # Until then, take the setting from the config file
1971 unless ( defined ( $cfg->{gitcvs}{allbinary} ) and $cfg->{gitcvs}{allbinary} =~ /^\s*(1|true|yes)\s*$/i )
1973 # Return "" to give no special treatment to any path
1976 # Alternatively, to have all files treated as if they are binary (which
1977 # is more like git itself), always return the "-kb" option
1982 package GITCVS::log;
1985 #### Copyright The Open University UK - 2006.
1987 #### Authors: Martyn Smith <martyn@catalyst.net.nz>
1988 #### Martin Langhoff <martin@catalyst.net.nz>
2001 This module provides very crude logging with a similar interface to
2010 Creates a new log object, optionally you can specify a filename here to
2011 indicate the file to log to. If no log file is specified, you can specify one
2012 later with method setfile, or indicate you no longer want logging with method
2015 Until one of these methods is called, all log calls will buffer messages ready
2022 my $filename = shift;
2026 bless $self, $class;
2028 if ( defined ( $filename ) )
2030 open $self->{fh}, ">>", $filename or die("Couldn't open '$filename' for writing : $!");
2038 This methods takes a filename, and attempts to open that file as the log file.
2039 If successful, all buffered data is written out to the file, and any further
2040 logging is written directly to the file.
2046 my $filename = shift;
2048 if ( defined ( $filename ) )
2050 open $self->{fh}, ">>", $filename or die("Couldn't open '$filename' for writing : $!");
2053 return unless ( defined ( $self->{buffer} ) and ref $self->{buffer} eq "ARRAY" );
2055 while ( my $line = shift @{$self->{buffer}} )
2057 print {$self->{fh}} $line;
2063 This method indicates no logging is going to be used. It flushes any entries in
2064 the internal buffer, and sets a flag to ensure no further data is put there.
2073 return unless ( defined ( $self->{buffer} ) and ref $self->{buffer} eq "ARRAY" );
2075 $self->{buffer} = [];
2080 Internal method. Returns true if the log file is open, false otherwise.
2087 return 1 if ( defined ( $self->{fh} ) and ref $self->{fh} eq "GLOB" );
2091 =head2 debug info warn fatal
2093 These four methods are wrappers to _log. They provide the actual interface for
2097 sub debug { my $self = shift; $self->_log("debug", @_); }
2098 sub info { my $self = shift; $self->_log("info" , @_); }
2099 sub warn { my $self = shift; $self->_log("warn" , @_); }
2100 sub fatal { my $self = shift; $self->_log("fatal", @_); }
2104 This is an internal method called by the logging functions. It generates a
2105 timestamp and pushes the logged line either to file, or internal buffer.
2113 return if ( $self->{nolog} );
2115 my @time = localtime;
2116 my $timestring = sprintf("%4d-%02d-%02d %02d:%02d:%02d : %-5s",
2126 if ( $self->_logopen )
2128 print {$self->{fh}} $timestring . " - " . join(" ",@_) . "\n";
2130 push @{$self->{buffer}}, $timestring . " - " . join(" ",@_) . "\n";
2136 This method simply closes the file handle if one is open
2143 if ( $self->_logopen )
2149 package GITCVS::updater;
2152 #### Copyright The Open University UK - 2006.
2154 #### Authors: Martyn Smith <martyn@catalyst.net.nz>
2155 #### Martin Langhoff <martin@catalyst.net.nz>
2177 die "Need to specify a git repository" unless ( defined($config) and -d $config );
2178 die "Need to specify a module" unless ( defined($module) );
2180 $class = ref($class) || $class;
2184 bless $self, $class;
2186 $self->{module} = $module;
2187 $self->{git_path} = $config . "/";
2189 $self->{log} = $log;
2191 die "Git repo '$self->{git_path}' doesn't exist" unless ( -d $self->{git_path} );
2193 $self->{dbdriver} = $cfg->{gitcvs}{$state->{method}}{dbdriver} ||
2194 $cfg->{gitcvs}{dbdriver} || "SQLite";
2195 $self->{dbname} = $cfg->{gitcvs}{$state->{method}}{dbname} ||
2196 $cfg->{gitcvs}{dbname} || "%Ggitcvs.%m.sqlite";
2197 $self->{dbuser} = $cfg->{gitcvs}{$state->{method}}{dbuser} ||
2198 $cfg->{gitcvs}{dbuser} || "";
2199 $self->{dbpass} = $cfg->{gitcvs}{$state->{method}}{dbpass} ||
2200 $cfg->{gitcvs}{dbpass} || "";
2201 my %mapping = ( m => $module,
2202 a => $state->{method},
2203 u => getlogin || getpwuid($<) || $<,
2204 G => $self->{git_path},
2205 g => mangle_dirname($self->{git_path}),
2207 $self->{dbname} =~ s/%([mauGg])/$mapping{$1}/eg;
2208 $self->{dbuser} =~ s/%([mauGg])/$mapping{$1}/eg;
2210 die "Invalid char ':' in dbdriver" if $self->{dbdriver} =~ /:/;
2211 die "Invalid char ';' in dbname" if $self->{dbname} =~ /;/;
2212 $self->{dbh} = DBI->connect("dbi:$self->{dbdriver}:dbname=$self->{dbname}",
2215 die "Error connecting to database\n" unless defined $self->{dbh};
2217 $self->{tables} = {};
2218 foreach my $table ( keys %{$self->{dbh}->table_info(undef,undef,undef,'TABLE')->fetchall_hashref('TABLE_NAME')} )
2220 $self->{tables}{$table} = 1;
2223 # Construct the revision table if required
2224 unless ( $self->{tables}{revision} )
2227 CREATE TABLE revision (
2229 revision INTEGER NOT NULL,
2230 filehash TEXT NOT NULL,
2231 commithash TEXT NOT NULL,
2232 author TEXT NOT NULL,
2233 modified TEXT NOT NULL,
2238 CREATE INDEX revision_ix1
2239 ON revision (name,revision)
2242 CREATE INDEX revision_ix2
2243 ON revision (name,commithash)
2247 # Construct the head table if required
2248 unless ( $self->{tables}{head} )
2253 revision INTEGER NOT NULL,
2254 filehash TEXT NOT NULL,
2255 commithash TEXT NOT NULL,
2256 author TEXT NOT NULL,
2257 modified TEXT NOT NULL,
2262 CREATE INDEX head_ix1
2267 # Construct the properties table if required
2268 unless ( $self->{tables}{properties} )
2271 CREATE TABLE properties (
2272 key TEXT NOT NULL PRIMARY KEY,
2278 # Construct the commitmsgs table if required
2279 unless ( $self->{tables}{commitmsgs} )
2282 CREATE TABLE commitmsgs (
2283 key TEXT NOT NULL PRIMARY KEY,
2299 # first lets get the commit list
2300 $ENV{GIT_DIR} = $self->{git_path};
2302 my $commitsha1 = `git rev-parse $self->{module}`;
2305 my $commitinfo = `git cat-file commit $self->{module} 2>&1`;
2306 unless ( $commitinfo =~ /tree\s+[a-zA-Z0-9]{40}/ )
2308 die("Invalid module '$self->{module}'");
2313 my $lastcommit = $self->_get_prop("last_commit");
2315 if (defined $lastcommit && $lastcommit eq $commitsha1) { # up-to-date
2319 # Start exclusive lock here...
2320 $self->{dbh}->begin_work() or die "Cannot lock database for BEGIN";
2322 # TODO: log processing is memory bound
2323 # if we can parse into a 2nd file that is in reverse order
2324 # we can probably do something really efficient
2325 my @git_log_params = ('--pretty', '--parents', '--topo-order');
2327 if (defined $lastcommit) {
2328 push @git_log_params, "$lastcommit..$self->{module}";
2330 push @git_log_params, $self->{module};
2332 # git-rev-list is the backend / plumbing version of git-log
2333 open(GITLOG, '-|', 'git-rev-list', @git_log_params) or die "Cannot call git-rev-list: $!";
2342 if (m/^commit\s+(.*)$/) {
2343 # on ^commit lines put the just seen commit in the stack
2344 # and prime things for the next one
2347 unshift @commits, \%copy;
2350 my @parents = split(m/\s+/, $1);
2351 $commit{hash} = shift @parents;
2352 $commit{parents} = \@parents;
2353 } elsif (m/^(\w+?):\s+(.*)$/ && !exists($commit{message})) {
2354 # on rfc822-like lines seen before we see any message,
2355 # lowercase the entry and put it in the hash as key-value
2356 $commit{lc($1)} = $2;
2358 # message lines - skip initial empty line
2359 # and trim whitespace
2360 if (!exists($commit{message}) && m/^\s*$/) {
2361 # define it to mark the end of headers
2362 $commit{message} = '';
2365 s/^\s+//; s/\s+$//; # trim ws
2366 $commit{message} .= $_ . "\n";
2371 unshift @commits, \%commit if ( keys %commit );
2373 # Now all the commits are in the @commits bucket
2374 # ordered by time DESC. for each commit that needs processing,
2375 # determine whether it's following the last head we've seen or if
2376 # it's on its own branch, grab a file list, and add whatever's changed
2377 # NOTE: $lastcommit refers to the last commit from previous run
2378 # $lastpicked is the last commit we picked in this run
2381 if (defined $lastcommit) {
2382 $lastpicked = $lastcommit;
2385 my $committotal = scalar(@commits);
2386 my $commitcount = 0;
2388 # Load the head table into $head (for cached lookups during the update process)
2389 foreach my $file ( @{$self->gethead()} )
2391 $head->{$file->{name}} = $file;
2394 foreach my $commit ( @commits )
2396 $self->{log}->debug("GITCVS::updater - Processing commit $commit->{hash} (" . (++$commitcount) . " of $committotal)");
2397 if (defined $lastpicked)
2399 if (!in_array($lastpicked, @{$commit->{parents}}))
2401 # skip, we'll see this delta
2402 # as part of a merge later
2403 # warn "skipping off-track $commit->{hash}\n";
2405 } elsif (@{$commit->{parents}} > 1) {
2406 # it is a merge commit, for each parent that is
2407 # not $lastpicked, see if we can get a log
2408 # from the merge-base to that parent to put it
2409 # in the message as a merge summary.
2410 my @parents = @{$commit->{parents}};
2411 foreach my $parent (@parents) {
2412 # git-merge-base can potentially (but rarely) throw
2413 # several candidate merge bases. let's assume
2414 # that the first one is the best one.
2415 if ($parent eq $lastpicked) {
2418 open my $p, 'git-merge-base '. $lastpicked . ' '
2420 my @output = (<$p>);
2422 my $base = join('', @output);
2426 # print "want to log between $base $parent \n";
2427 open(GITLOG, '-|', 'git-log', "$base..$parent")
2428 or die "Cannot call git-log: $!";
2432 if (!defined $mergedhash) {
2433 if (m/^commit\s+(.+)$/) {
2439 # grab the first line that looks non-rfc822
2440 # aka has content after leading space
2441 if (m/^\s+(\S.*)$/) {
2443 $title = substr($title,0,100); # truncate
2444 unshift @merged, "$mergedhash $title";
2451 $commit->{mergemsg} = $commit->{message};
2452 $commit->{mergemsg} .= "\nSummary of merged commits:\n\n";
2453 foreach my $summary (@merged) {
2454 $commit->{mergemsg} .= "\t$summary\n";
2456 $commit->{mergemsg} .= "\n\n";
2457 # print "Message for $commit->{hash} \n$commit->{mergemsg}";
2464 # convert the date to CVS-happy format
2465 $commit->{date} = "$2 $1 $4 $3 $5" if ( $commit->{date} =~ /^\w+\s+(\w+)\s+(\d+)\s+(\d+:\d+:\d+)\s+(\d+)\s+([+-]\d+)$/ );
2467 if ( defined ( $lastpicked ) )
2469 my $filepipe = open(FILELIST, '-|', 'git-diff-tree', '-z', '-r', $lastpicked, $commit->{hash}) or die("Cannot call git-diff-tree : $!");
2471 while ( <FILELIST> )
2474 unless ( /^:\d{6}\s+\d{3}(\d)\d{2}\s+[a-zA-Z0-9]{40}\s+([a-zA-Z0-9]{40})\s+(\w)$/o )
2476 die("Couldn't process git-diff-tree line : $_");
2478 my ($mode, $hash, $change) = ($1, $2, $3);
2479 my $name = <FILELIST>;
2482 # $log->debug("File mode=$mode, hash=$hash, change=$change, name=$name");
2485 $git_perms .= "r" if ( $mode & 4 );
2486 $git_perms .= "w" if ( $mode & 2 );
2487 $git_perms .= "x" if ( $mode & 1 );
2488 $git_perms = "rw" if ( $git_perms eq "" );
2490 if ( $change eq "D" )
2492 #$log->debug("DELETE $name");
2495 revision => $head->{$name}{revision} + 1,
2496 filehash => "deleted",
2497 commithash => $commit->{hash},
2498 modified => $commit->{date},
2499 author => $commit->{author},
2502 $self->insert_rev($name, $head->{$name}{revision}, $hash, $commit->{hash}, $commit->{date}, $commit->{author}, $git_perms);
2504 elsif ( $change eq "M" )
2506 #$log->debug("MODIFIED $name");
2509 revision => $head->{$name}{revision} + 1,
2511 commithash => $commit->{hash},
2512 modified => $commit->{date},
2513 author => $commit->{author},
2516 $self->insert_rev($name, $head->{$name}{revision}, $hash, $commit->{hash}, $commit->{date}, $commit->{author}, $git_perms);
2518 elsif ( $change eq "A" )
2520 #$log->debug("ADDED $name");
2523 revision => $head->{$name}{revision} ? $head->{$name}{revision}+1 : 1,
2525 commithash => $commit->{hash},
2526 modified => $commit->{date},
2527 author => $commit->{author},
2530 $self->insert_rev($name, $head->{$name}{revision}, $hash, $commit->{hash}, $commit->{date}, $commit->{author}, $git_perms);
2534 $log->warn("UNKNOWN FILE CHANGE mode=$mode, hash=$hash, change=$change, name=$name");
2540 # this is used to detect files removed from the repo
2541 my $seen_files = {};
2543 my $filepipe = open(FILELIST, '-|', 'git-ls-tree', '-z', '-r', $commit->{hash}) or die("Cannot call git-ls-tree : $!");
2545 while ( <FILELIST> )
2548 unless ( /^(\d+)\s+(\w+)\s+([a-zA-Z0-9]+)\t(.*)$/o )
2550 die("Couldn't process git-ls-tree line : $_");
2553 my ( $git_perms, $git_type, $git_hash, $git_filename ) = ( $1, $2, $3, $4 );
2555 $seen_files->{$git_filename} = 1;
2557 my ( $oldhash, $oldrevision, $oldmode ) = (
2558 $head->{$git_filename}{filehash},
2559 $head->{$git_filename}{revision},
2560 $head->{$git_filename}{mode}
2563 if ( $git_perms =~ /^\d\d\d(\d)\d\d/o )
2566 $git_perms .= "r" if ( $1 & 4 );
2567 $git_perms .= "w" if ( $1 & 2 );
2568 $git_perms .= "x" if ( $1 & 1 );
2573 # unless the file exists with the same hash, we need to update it ...
2574 unless ( defined($oldhash) and $oldhash eq $git_hash and defined($oldmode) and $oldmode eq $git_perms )
2576 my $newrevision = ( $oldrevision or 0 ) + 1;
2578 $head->{$git_filename} = {
2579 name => $git_filename,
2580 revision => $newrevision,
2581 filehash => $git_hash,
2582 commithash => $commit->{hash},
2583 modified => $commit->{date},
2584 author => $commit->{author},
2589 $self->insert_rev($git_filename, $newrevision, $git_hash, $commit->{hash}, $commit->{date}, $commit->{author}, $git_perms);
2594 # Detect deleted files
2595 foreach my $file ( keys %$head )
2597 unless ( exists $seen_files->{$file} or $head->{$file}{filehash} eq "deleted" )
2599 $head->{$file}{revision}++;
2600 $head->{$file}{filehash} = "deleted";
2601 $head->{$file}{commithash} = $commit->{hash};
2602 $head->{$file}{modified} = $commit->{date};
2603 $head->{$file}{author} = $commit->{author};
2605 $self->insert_rev($file, $head->{$file}{revision}, $head->{$file}{filehash}, $commit->{hash}, $commit->{date}, $commit->{author}, $head->{$file}{mode});
2608 # END : "Detect deleted files"
2612 if (exists $commit->{mergemsg})
2614 $self->insert_mergelog($commit->{hash}, $commit->{mergemsg});
2617 $lastpicked = $commit->{hash};
2619 $self->_set_prop("last_commit", $commit->{hash});
2622 $self->delete_head();
2623 foreach my $file ( keys %$head )
2627 $head->{$file}{revision},
2628 $head->{$file}{filehash},
2629 $head->{$file}{commithash},
2630 $head->{$file}{modified},
2631 $head->{$file}{author},
2632 $head->{$file}{mode},
2635 # invalidate the gethead cache
2636 $self->{gethead_cache} = undef;
2639 # Ending exclusive lock here
2640 $self->{dbh}->commit() or die "Failed to commit changes to SQLite";
2647 my $revision = shift;
2648 my $filehash = shift;
2649 my $commithash = shift;
2650 my $modified = shift;
2654 my $insert_rev = $self->{dbh}->prepare_cached("INSERT INTO revision (name, revision, filehash, commithash, modified, author, mode) VALUES (?,?,?,?,?,?,?)",{},1);
2655 $insert_rev->execute($name, $revision, $filehash, $commithash, $modified, $author, $mode);
2664 my $insert_mergelog = $self->{dbh}->prepare_cached("INSERT INTO commitmsgs (key, value) VALUES (?,?)",{},1);
2665 $insert_mergelog->execute($key, $value);
2672 my $delete_head = $self->{dbh}->prepare_cached("DELETE FROM head",{},1);
2673 $delete_head->execute();
2680 my $revision = shift;
2681 my $filehash = shift;
2682 my $commithash = shift;
2683 my $modified = shift;
2687 my $insert_head = $self->{dbh}->prepare_cached("INSERT INTO head (name, revision, filehash, commithash, modified, author, mode) VALUES (?,?,?,?,?,?,?)",{},1);
2688 $insert_head->execute($name, $revision, $filehash, $commithash, $modified, $author, $mode);
2694 my $filename = shift;
2696 my $db_query = $self->{dbh}->prepare_cached("SELECT filehash, revision, mode FROM head WHERE name=?",{},1);
2697 $db_query->execute($filename);
2698 my ( $hash, $revision, $mode ) = $db_query->fetchrow_array;
2700 return ( $hash, $revision, $mode );
2708 my $db_query = $self->{dbh}->prepare_cached("SELECT value FROM properties WHERE key=?",{},1);
2709 $db_query->execute($key);
2710 my ( $value ) = $db_query->fetchrow_array;
2721 my $db_query = $self->{dbh}->prepare_cached("UPDATE properties SET value=? WHERE key=?",{},1);
2722 $db_query->execute($value, $key);
2724 unless ( $db_query->rows )
2726 $db_query = $self->{dbh}->prepare_cached("INSERT INTO properties (key, value) VALUES (?,?)",{},1);
2727 $db_query->execute($key, $value);
2741 return $self->{gethead_cache} if ( defined ( $self->{gethead_cache} ) );
2743 my $db_query = $self->{dbh}->prepare_cached("SELECT name, filehash, mode, revision, modified, commithash, author FROM head ORDER BY name ASC",{},1);
2744 $db_query->execute();
2747 while ( my $file = $db_query->fetchrow_hashref )
2752 $self->{gethead_cache} = $tree;
2764 my $filename = shift;
2766 my $db_query = $self->{dbh}->prepare_cached("SELECT name, filehash, author, mode, revision, modified, commithash FROM revision WHERE name=? ORDER BY revision DESC",{},1);
2767 $db_query->execute($filename);
2770 while ( my $file = $db_query->fetchrow_hashref )
2780 This function takes a filename (with path) argument and returns a hashref of
2781 metadata for that file.
2788 my $filename = shift;
2789 my $revision = shift;
2792 if ( defined($revision) and $revision =~ /^\d+$/ )
2794 $db_query = $self->{dbh}->prepare_cached("SELECT * FROM revision WHERE name=? AND revision=?",{},1);
2795 $db_query->execute($filename, $revision);
2797 elsif ( defined($revision) and $revision =~ /^[a-zA-Z0-9]{40}$/ )
2799 $db_query = $self->{dbh}->prepare_cached("SELECT * FROM revision WHERE name=? AND commithash=?",{},1);
2800 $db_query->execute($filename, $revision);
2802 $db_query = $self->{dbh}->prepare_cached("SELECT * FROM head WHERE name=?",{},1);
2803 $db_query->execute($filename);
2806 return $db_query->fetchrow_hashref;
2809 =head2 commitmessage
2811 this function takes a commithash and returns the commit message for that commit
2817 my $commithash = shift;
2819 die("Need commithash") unless ( defined($commithash) and $commithash =~ /^[a-zA-Z0-9]{40}$/ );
2822 $db_query = $self->{dbh}->prepare_cached("SELECT value FROM commitmsgs WHERE key=?",{},1);
2823 $db_query->execute($commithash);
2825 my ( $message ) = $db_query->fetchrow_array;
2827 if ( defined ( $message ) )
2829 $message .= " " if ( $message =~ /\n$/ );
2833 my @lines = safe_pipe_capture("git-cat-file", "commit", $commithash);
2834 shift @lines while ( $lines[0] =~ /\S/ );
2835 $message = join("",@lines);
2836 $message .= " " if ( $message =~ /\n$/ );
2842 This function takes a filename (with path) argument and returns an arrayofarrays
2843 containing revision,filehash,commithash ordered by revision descending
2849 my $filename = shift;
2852 $db_query = $self->{dbh}->prepare_cached("SELECT revision, filehash, commithash FROM revision WHERE name=? ORDER BY revision DESC",{},1);
2853 $db_query->execute($filename);
2855 return $db_query->fetchall_arrayref;
2858 =head2 gethistorydense
2860 This function takes a filename (with path) argument and returns an arrayofarrays
2861 containing revision,filehash,commithash ordered by revision descending.
2863 This version of gethistory skips deleted entries -- so it is useful for annotate.
2864 The 'dense' part is a reference to a '--dense' option available for git-rev-list
2865 and other git tools that depend on it.
2871 my $filename = shift;
2874 $db_query = $self->{dbh}->prepare_cached("SELECT revision, filehash, commithash FROM revision WHERE name=? AND filehash!='deleted' ORDER BY revision DESC",{},1);
2875 $db_query->execute($filename);
2877 return $db_query->fetchall_arrayref;
2882 from Array::PAT - mimics the in_array() function
2883 found in PHP. Yuck but works for small arrays.
2888 my ($check, @array) = @_;
2890 foreach my $test (@array){
2891 if($check eq $test){
2898 =head2 safe_pipe_capture
2900 an alternative to `command` that allows input to be passed as an array
2901 to work around shell problems with weird characters in arguments
2904 sub safe_pipe_capture {
2908 if (my $pid = open my $child, '-|') {
2909 @output = (<$child>);
2910 close $child or die join(' ',@_).": $! $?";
2912 exec(@_) or die "$! $?"; # exec() can fail the executable can't be found
2914 return wantarray ? @output : join('',@output);
2917 =head2 mangle_dirname
2919 create a string from a directory name that is suitable to use as
2920 part of a filename, mainly by converting all chars except \w.- to _
2923 sub mangle_dirname {
2924 my $dirname = shift;
2925 return unless defined $dirname;
2927 $dirname =~ s/[^\w.-]/_/g;