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package Gitolite::Rc;
# everything to do with 'rc'. Also defines some 'constants'
# ----------------------------------------------------------------------
@EXPORT = qw(
%rc
glrc
query_rc
version
$REMOTE_COMMAND_PATT
$REF_OR_FILENAME_PATT
$REPONAME_PATT
$REPOPATT_PATT
$USERNAME_PATT
);
use Exporter 'import';
use Getopt::Long;
use Gitolite::Common;
# ----------------------------------------------------------------------
our %rc;
# ----------------------------------------------------------------------
# variables that are/could be/should be in the rc file
# ----------------------------------------------------------------------
$rc{GL_BINDIR} = $ENV{GL_BINDIR};
$rc{GL_ADMIN_BASE} = "$ENV{HOME}/.gitolite";
$rc{GL_REPO_BASE} = "$ENV{HOME}/repositories";
# variables that should probably never be changed
# ----------------------------------------------------------------------
$REMOTE_COMMAND_PATT = qr(^[- 0-9a-zA-Z\@\%_=+:,./]*$);
$REF_OR_FILENAME_PATT = qr(^[0-9a-zA-Z][0-9a-zA-Z._\@/+ :,-]*$);
$REPONAME_PATT = qr(^\@?[0-9a-zA-Z][0-9a-zA-Z._\@/+-]*$);
$REPOPATT_PATT = qr(^\@?[0-9a-zA-Z[][\\^.$|()[\]*+?{}0-9a-zA-Z._\@/,-]*$);
$USERNAME_PATT = qr(^\@?[0-9a-zA-Z][0-9a-zA-Z._\@+-]*$);
# ----------------------------------------------------------------------
my $current_data_version = "3.0";
my $rc = glrc('filename');
do $rc if -r $rc;
_die "$rc seems to be for older gitolite" if defined($GL_ADMINDIR);
# let values specified in rc file override our internal ones
@rc{ keys %RC } = values %RC;
# testing sometimes requires all of it to be overridden silently; use an
# env var that is highly unlikely to appear in real life :)
do $ENV{G3T_RC} if exists $ENV{G3T_RC} and -r $ENV{G3T_RC};
# fix PATH (TODO: do it only if 'gitolite' isn't in PATH)
$ENV{PATH} = "$ENV{GL_BINDIR}:$ENV{PATH}";
# ----------------------------------------------------------------------
use strict;
use warnings;
# ----------------------------------------------------------------------
my $glrc_default_text = '';
{
local $/ = undef;
$glrc_default_text = <DATA>;
}
sub glrc {
my $cmd = shift;
if ( $cmd eq 'default-filename' ) {
trace( 1, "..should happen only on first run" );
return "$ENV{HOME}/.gitolite.rc";
} elsif ( $cmd eq 'default-text' ) {
trace( 1, "..should happen only on first run" );
return $glrc_default_text if $glrc_default_text;
_die "rc file default text not set; this should not happen!";
} elsif ( $cmd eq 'filename' ) {
# where is the rc file?
trace(4);
# search $HOME first
return "$ENV{HOME}/.gitolite.rc" if -f "$ENV{HOME}/.gitolite.rc";
trace( 2, "$ENV{HOME}/.gitolite.rc not found" );
# XXX for fedora, we can add the following line, but I would really prefer
# if ~/.gitolite.rc on each $HOME was just a symlink to /etc/gitolite.rc
# XXX return "/etc/gitolite.rc" if -f "/etc/gitolite.rc";
return '';
} elsif ( $cmd eq 'current-data-version' ) {
return $current_data_version;
} else {
_die "unknown argument to glrc: $cmd";
}
}
# ----------------------------------------------------------------------
# implements 'gitolite query-rc' and 'version'
# ----------------------------------------------------------------------
# ----------------------------------------------------------------------
my $all = 0;
my $nonl = 0;
sub query_rc {
trace( 1, "rc file not found; default should be " . glrc('default-filename') ) if not glrc('filename');
my @vars = args();
no strict 'refs';
if ($all) {
for my $e ( sort keys %rc ) {
print "$e=" . ( defined( $rc{$e} ) ? $rc{$e} : 'undef' ) . "\n";
}
exit 0;
}
my @res = map { $rc{$_} } grep { $rc{$_} } @vars;
print join( "\t", @res ) . ( $nonl ? '' : "\n" ) if @res;
# shell truth
exit 0 if @res;
exit 1;
}
sub version {
my $version = '';
$version = '(unknown)';
for ("$rc{GL_ADMIN_BASE}/VERSION") {
$version = slurp($_) if -r $_;
}
chomp($version);
return $version;
}
# ----------------------------------------------------------------------
=for args
Usage: gitolite query-rc -a
gitolite query-rc [-n] <list of rc variables>
-a print all variables and values
-n do not append a newline
Example:
gitolite query-rc GL_ADMIN_BASE UMASK
# prints "/home/git/.gitolite<tab>0077" or similar
gitolite query-rc -a
# prints all known variables and values, one per line
=cut
sub args {
my $help = 0;
GetOptions(
'all|a' => \$all,
'nonl|n' => \$nonl,
'help|h' => \$help,
) or usage();
usage("'-a' cannot be combined with other arguments") if $all and @ARGV;
usage() if not $all and not @ARGV or $help;
return @ARGV;
}
1;
# ----------------------------------------------------------------------
__DATA__
# configuration variables for gitolite
# This file is in perl syntax. But you do NOT need to know perl to edit it --
# just mind the commas and make sure the brackets and braces stay matched up!
# (Tip: perl allows a comma after the last item in a list also!)
%RC = (
UMASK => 0077,
GL_GITCONFIG_KEYS => "",
# comment out or uncomment as needed
# these will run in sequence during the conf file parse
SYNTACTIC_SUGAR =>
[
# 'continuation-lines',
],
# comment out or uncomment as needed
# these will run in sequence after post-update
POST_COMPILE =>
[
'ssh-authkeys',
],
# comment out or uncomment as needed
# these are available to remote users
COMMANDS =>
{
'info' => 1,
},
);
# ------------------------------------------------------------------------------
# per perl rules, this should be the last line in such a file:
1;
# Local variables:
# mode: perl
# End:
# vim: set syn=perl:
|
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