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-rwxr-xr-xgit-cvsserver.perl197
1 files changed, 161 insertions, 36 deletions
diff --git a/git-cvsserver.perl b/git-cvsserver.perl
index ab6cea3e53..1b8bff2cac 100755
--- a/git-cvsserver.perl
+++ b/git-cvsserver.perl
@@ -8,13 +8,14 @@
#### Copyright The Open University UK - 2006.
####
#### Authors: Martyn Smith <martyn@catalyst.net.nz>
-#### Martin Langhoff <martin@catalyst.net.nz>
+#### Martin Langhoff <martin@laptop.org>
####
####
#### Released under the GNU Public License, version 2.
####
####
+use 5.008;
use strict;
use warnings;
use bytes;
@@ -104,6 +105,7 @@ $log->info("--------------- STARTING -----------------");
my $usage =
"Usage: git cvsserver [options] [pserver|server] [<directory> ...]\n".
" --base-path <path> : Prepend to requested CVSROOT\n".
+ " Can be read from GIT_CVSSERVER_BASE_PATH\n".
" --strict-paths : Don't allow recursing into subdirectories\n".
" --export-all : Don't check for gitcvs.enabled in config\n".
" --version, -V : Print version information and exit\n".
@@ -111,7 +113,8 @@ my $usage =
"\n".
"<directory> ... is a list of allowed directories. If no directories\n".
"are given, all are allowed. This is an additional restriction, gitcvs\n".
- "access still needs to be enabled by the gitcvs.enabled config option.\n";
+ "access still needs to be enabled by the gitcvs.enabled config option.\n".
+ "Alternately, one directory may be specified in GIT_CVSSERVER_ROOT.\n";
my @opts = ( 'help|h|H', 'version|V',
'base-path=s', 'strict-paths', 'export-all' );
@@ -148,6 +151,24 @@ if ($state->{'export-all'} && !@{$state->{allowed_roots}}) {
die "--export-all can only be used together with an explicit whitelist\n";
}
+# Environment handling for running under git-shell
+if (exists $ENV{GIT_CVSSERVER_BASE_PATH}) {
+ if ($state->{'base-path'}) {
+ die "Cannot specify base path both ways.\n";
+ }
+ my $base_path = $ENV{GIT_CVSSERVER_BASE_PATH};
+ $state->{'base-path'} = $base_path;
+ $log->debug("Picked up base path '$base_path' from environment.\n");
+}
+if (exists $ENV{GIT_CVSSERVER_ROOT}) {
+ if (@{$state->{allowed_roots}}) {
+ die "Cannot specify roots both ways: @ARGV\n";
+ }
+ my $allowed_root = $ENV{GIT_CVSSERVER_ROOT};
+ $state->{allowed_roots} = [ $allowed_root ];
+ $log->debug("Picked up allowed root '$allowed_root' from environment.\n");
+}
+
# if we are called with a pserver argument,
# deal with the authentication cat before entering the
# main loop
@@ -163,12 +184,58 @@ if ($state->{method} eq 'pserver') {
exit 1;
}
$line = <STDIN>; chomp $line;
- unless ($line eq 'anonymous') {
- print "E Only anonymous user allowed via pserver\n";
- print "I HATE YOU\n";
- exit 1;
+ my $user = $line;
+ $line = <STDIN>; chomp $line;
+ my $password = $line;
+
+ if ($user eq 'anonymous') {
+ # "A" will be 1 byte, use length instead in case the
+ # encryption method ever changes (yeah, right!)
+ if (length($password) > 1 ) {
+ print "E Don't supply a password for the `anonymous' user\n";
+ print "I HATE YOU\n";
+ exit 1;
+ }
+
+ # Fall through to LOVE
+ } else {
+ # Trying to authenticate a user
+ if (not exists $cfg->{gitcvs}->{authdb}) {
+ print "E the repo config file needs a [gitcvs] section with an 'authdb' parameter set to the filename of the authentication database\n";
+ print "I HATE YOU\n";
+ exit 1;
+ }
+
+ my $authdb = $cfg->{gitcvs}->{authdb};
+
+ unless (-e $authdb) {
+ print "E The authentication database specified in [gitcvs.authdb] does not exist\n";
+ print "I HATE YOU\n";
+ exit 1;
+ }
+
+ my $auth_ok;
+ open my $passwd, "<", $authdb or die $!;
+ while (<$passwd>) {
+ if (m{^\Q$user\E:(.*)}) {
+ if (crypt($user, descramble($password)) eq $1) {
+ $auth_ok = 1;
+ }
+ };
+ }
+ close $passwd;
+
+ unless ($auth_ok) {
+ print "I HATE YOU\n";
+ exit 1;
+ }
+
+ # Fall through to LOVE
}
- $line = <STDIN>; chomp $line; # validate the password?
+
+ # For checking whether the user is anonymous on commit
+ $state->{user} = $user;
+
$line = <STDIN>; chomp $line;
unless ($line eq "END $request REQUEST") {
die "E Do not understand $line -- expecting END $request REQUEST\n";
@@ -285,7 +352,7 @@ sub req_Root
return 0;
}
- my @gitvars = `git-config -l`;
+ my @gitvars = `git config -l`;
if ($?) {
print "E problems executing git-config on the server -- this is not a git repository or the PATH is not set correctly.\n";
print "E \n";
@@ -388,7 +455,7 @@ sub req_Directory
$state->{localdir} = $data;
$state->{repository} = $repository;
$state->{path} = $repository;
- $state->{path} =~ s/^$state->{CVSROOT}\///;
+ $state->{path} =~ s/^\Q$state->{CVSROOT}\E\///;
$state->{module} = $1 if ($state->{path} =~ s/^(.*?)(\/|$)//);
$state->{path} .= "/" if ( $state->{path} =~ /\S/ );
@@ -702,7 +769,7 @@ sub req_Modified
# Save the file data in $state
$state->{entries}{$state->{directory}.$data}{modified_filename} = $filename;
$state->{entries}{$state->{directory}.$data}{modified_mode} = $mode;
- $state->{entries}{$state->{directory}.$data}{modified_hash} = `git-hash-object $filename`;
+ $state->{entries}{$state->{directory}.$data}{modified_hash} = `git hash-object $filename`;
$state->{entries}{$state->{directory}.$data}{modified_hash} =~ s/\s.*$//s;
#$log->debug("req_Modified : file=$data mode=$mode size=$size");
@@ -981,6 +1048,8 @@ sub req_update
#$log->debug("update state : " . Dumper($state));
+ my $last_dirname = "///";
+
# foreach file specified on the command line ...
foreach my $filename ( @{$state->{args}} )
{
@@ -988,6 +1057,20 @@ sub req_update
$log->debug("Processing file $filename");
+ unless ( $state->{globaloptions}{-Q} || $state->{globaloptions}{-q} )
+ {
+ my $cur_dirname = dirname($filename);
+ if ( $cur_dirname ne $last_dirname )
+ {
+ $last_dirname = $cur_dirname;
+ if ( $cur_dirname eq "" )
+ {
+ $cur_dirname = ".";
+ }
+ print "E cvs update: Updating $cur_dirname\n";
+ }
+ }
+
# if we have a -C we should pretend we never saw modified stuff
if ( exists ( $state->{opt}{C} ) )
{
@@ -1235,9 +1318,9 @@ sub req_ci
$log->info("req_ci : " . ( defined($data) ? $data : "[NULL]" ));
- if ( $state->{method} eq 'pserver')
+ if ( $state->{method} eq 'pserver' and $state->{user} eq 'anonymous' )
{
- print "error 1 pserver access cannot commit\n";
+ print "error 1 anonymous user cannot commit via pserver\n";
cleanupWorkTree();
exit;
}
@@ -1289,7 +1372,7 @@ sub req_ci
# do a checkout of the file if it is part of this tree
if ($wrev) {
- system('git-checkout-index', '-f', '-u', $filename);
+ system('git', 'checkout-index', '-f', '-u', $filename);
unless ($? == 0) {
die "Error running git-checkout-index -f -u $filename : $!";
}
@@ -1331,15 +1414,15 @@ sub req_ci
{
$log->info("Removing file '$filename'");
unlink($filename);
- system("git-update-index", "--remove", $filename);
+ system("git", "update-index", "--remove", $filename);
}
elsif ( $addflag )
{
$log->info("Adding file '$filename'");
- system("git-update-index", "--add", $filename);
+ system("git", "update-index", "--add", $filename);
} else {
$log->info("Updating file '$filename'");
- system("git-update-index", $filename);
+ system("git", "update-index", $filename);
}
}
@@ -1351,7 +1434,7 @@ sub req_ci
return;
}
- my $treehash = `git-write-tree`;
+ my $treehash = `git write-tree`;
chomp $treehash;
$log->debug("Treehash : $treehash, Parenthash : $parenthash");
@@ -1368,7 +1451,7 @@ sub req_ci
}
close $msg_fh;
- my $commithash = `git-commit-tree $treehash -p $parenthash < $msg_filename`;
+ my $commithash = `git commit-tree $treehash -p $parenthash < $msg_filename`;
chomp($commithash);
$log->info("Commit hash : $commithash");
@@ -1821,7 +1904,7 @@ sub req_annotate
# TODO: if we got a revision from the client, use that instead
# to look up the commithash in sqlite (still good to default to
# the current head as we do now)
- system("git-read-tree", $lastseenin);
+ system("git", "read-tree", $lastseenin);
unless ($? == 0)
{
print "E error running git-read-tree $lastseenin $ENV{GIT_INDEX_FILE} $!\n";
@@ -1830,7 +1913,7 @@ sub req_annotate
$log->info("Created index '$ENV{GIT_INDEX_FILE}' with commit $lastseenin - exit status $?");
# do a checkout of the file
- system('git-checkout-index', '-f', '-u', $filename);
+ system('git', 'checkout-index', '-f', '-u', $filename);
unless ($? == 0) {
print "E error running git-checkout-index -f -u $filename : $!\n";
return;
@@ -1861,7 +1944,7 @@ sub req_annotate
close ANNOTATEHINTS
or (print "E failed to write $a_hints: $!\n"), return;
- my @cmd = (qw(git-annotate -l -S), $a_hints, $filename);
+ my @cmd = (qw(git annotate -l -S), $a_hints, $filename);
if (!open(ANNOTATE, "-|", @cmd)) {
print "E error invoking ". join(' ',@cmd) .": $!\n";
return;
@@ -2078,17 +2161,17 @@ sub transmitfile
die "Need filehash" unless ( defined ( $filehash ) and $filehash =~ /^[a-zA-Z0-9]{40}$/ );
- my $type = `git-cat-file -t $filehash`;
+ my $type = `git cat-file -t $filehash`;
chomp $type;
die ( "Invalid type '$type' (expected 'blob')" ) unless ( defined ( $type ) and $type eq "blob" );
- my $size = `git-cat-file -s $filehash`;
+ my $size = `git cat-file -s $filehash`;
chomp $size;
$log->debug("transmitfile($filehash) size=$size, type=$type");
- if ( open my $fh, '-|', "git-cat-file", "blob", $filehash )
+ if ( open my $fh, '-|', "git", "cat-file", "blob", $filehash )
{
if ( defined ( $options->{targetfile} ) )
{
@@ -2333,15 +2416,20 @@ sub kopts_from_path
if ( defined ( $cfg->{gitcvs}{usecrlfattr} ) and
$cfg->{gitcvs}{usecrlfattr} =~ /\s*(1|true|yes)\s*$/i )
{
- my ($val) = check_attr( "crlf", $path );
- if ( $val eq "set" )
+ my ($val) = check_attr( "text", $path );
+ if ( $val eq "unspecified" )
{
- return "";
+ $val = check_attr( "crlf", $path );
}
- elsif ( $val eq "unset" )
+ if ( $val eq "unset" )
{
return "-kb"
}
+ elsif ( check_attr( "eol", $path ) ne "unspecified" ||
+ $val eq "set" || $val eq "input" )
+ {
+ return "";
+ }
else
{
$log->info("Unrecognized check_attr crlf $path : $val");
@@ -2550,13 +2638,50 @@ sub cvs_author
$author;
}
+
+sub descramble
+{
+ # This table is from src/scramble.c in the CVS source
+ my @SHIFTS = (
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ 114,120, 53, 79, 96,109, 72,108, 70, 64, 76, 67,116, 74, 68, 87,
+ 111, 52, 75,119, 49, 34, 82, 81, 95, 65,112, 86,118,110,122,105,
+ 41, 57, 83, 43, 46,102, 40, 89, 38,103, 45, 50, 42,123, 91, 35,
+ 125, 55, 54, 66,124,126, 59, 47, 92, 71,115, 78, 88,107,106, 56,
+ 36,121,117,104,101,100, 69, 73, 99, 63, 94, 93, 39, 37, 61, 48,
+ 58,113, 32, 90, 44, 98, 60, 51, 33, 97, 62, 77, 84, 80, 85,223,
+ 225,216,187,166,229,189,222,188,141,249,148,200,184,136,248,190,
+ 199,170,181,204,138,232,218,183,255,234,220,247,213,203,226,193,
+ 174,172,228,252,217,201,131,230,197,211,145,238,161,179,160,212,
+ 207,221,254,173,202,146,224,151,140,196,205,130,135,133,143,246,
+ 192,159,244,239,185,168,215,144,139,165,180,157,147,186,214,176,
+ 227,231,219,169,175,156,206,198,129,164,150,210,154,177,134,127,
+ 182,128,158,208,162,132,167,209,149,241,153,251,237,236,171,195,
+ 243,233,253,240,194,250,191,155,142,137,245,235,163,242,178,152
+ );
+ my ($str) = @_;
+
+ # This should never happen, the same password format (A) has been
+ # used by CVS since the beginning of time
+ {
+ my $fmt = substr($str, 0, 1);
+ die "invalid password format `$fmt'" unless $fmt eq 'A';
+ }
+
+ my @str = unpack "C*", substr($str, 1);
+ my $ret = join '', map { chr $SHIFTS[$_] } @str;
+ return $ret;
+}
+
+
package GITCVS::log;
####
#### Copyright The Open University UK - 2006.
####
#### Authors: Martyn Smith <martyn@catalyst.net.nz>
-#### Martin Langhoff <martin@catalyst.net.nz>
+#### Martin Langhoff <martin@laptop.org>
####
####
@@ -2723,7 +2848,7 @@ package GITCVS::updater;
#### Copyright The Open University UK - 2006.
####
#### Authors: Martyn Smith <martyn@catalyst.net.nz>
-#### Martin Langhoff <martin@catalyst.net.nz>
+#### Martin Langhoff <martin@laptop.org>
####
####
@@ -2935,7 +3060,7 @@ sub update
push @git_log_params, $self->{module};
}
# git-rev-list is the backend / plumbing version of git-log
- open(GITLOG, '-|', 'git-rev-list', @git_log_params) or die "Cannot call git-rev-list: $!";
+ open(GITLOG, '-|', 'git', 'rev-list', @git_log_params) or die "Cannot call git-rev-list: $!";
my @commits;
@@ -3021,7 +3146,7 @@ sub update
next;
}
my $base = eval {
- safe_pipe_capture('git-merge-base',
+ safe_pipe_capture('git', 'merge-base',
$lastpicked, $parent);
};
# The two branches may not be related at all,
@@ -3033,7 +3158,7 @@ sub update
if ($base) {
my @merged;
# print "want to log between $base $parent \n";
- open(GITLOG, '-|', 'git-log', '--pretty=medium', "$base..$parent")
+ open(GITLOG, '-|', 'git', 'log', '--pretty=medium', "$base..$parent")
or die "Cannot call git-log: $!";
my $mergedhash;
while (<GITLOG>) {
@@ -3075,7 +3200,7 @@ sub update
if ( defined ( $lastpicked ) )
{
- my $filepipe = open(FILELIST, '-|', 'git-diff-tree', '-z', '-r', $lastpicked, $commit->{hash}) or die("Cannot call git-diff-tree : $!");
+ my $filepipe = open(FILELIST, '-|', 'git', 'diff-tree', '-z', '-r', $lastpicked, $commit->{hash}) or die("Cannot call git-diff-tree : $!");
local ($/) = "\0";
while ( <FILELIST> )
{
@@ -3149,7 +3274,7 @@ sub update
# this is used to detect files removed from the repo
my $seen_files = {};
- my $filepipe = open(FILELIST, '-|', 'git-ls-tree', '-z', '-r', $commit->{hash}) or die("Cannot call git-ls-tree : $!");
+ my $filepipe = open(FILELIST, '-|', 'git', 'ls-tree', '-z', '-r', $commit->{hash}) or die("Cannot call git-ls-tree : $!");
local $/ = "\0";
while ( <FILELIST> )
{
@@ -3451,7 +3576,7 @@ sub commitmessage
return $message;
}
- my @lines = safe_pipe_capture("git-cat-file", "commit", $commithash);
+ my @lines = safe_pipe_capture("git", "cat-file", "commit", $commithash);
shift @lines while ( $lines[0] =~ /\S/ );
$message = join("",@lines);
$message .= " " if ( $message =~ /\n$/ );
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-09 21:25:38 +0000