setwikigroups.in 3.42 KB
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#!/usr/bin/perl -wT
#
# EMULAB-COPYRIGHT
# Copyright (c) 2005 University of Utah and the Flux Group.
# All rights reserved.
#
use English;
use Getopt::Std;

#
# Set the wiki groups for a user. Currently we just do the projects.
#
sub usage()
{
    print STDOUT "Usage: setwikigroups <uid>\n";
    exit(-1);
}
my $optlist = "d";
my $debug   = 0;
my @glist   = ();

#
# Configure variables
#
my $TB		= "@prefix@";
my $TBOPS       = "@TBOPSEMAIL@";
my $CONTROL     = "@USERNODE@";
my $BOSSNODE	= "@BOSSNODE@";
my $WIKISUPPORT = @WIKISUPPORT@;
my $SSH         = "$TB/bin/sshtb";
my $WIKIPROXY   = "$TB/sbin/wikiproxy";

#
# Untaint the path
# 
$ENV{'PATH'} = "/bin:/usr/bin";
delete @ENV{'IFS', 'CDPATH', 'ENV', 'BASH_ENV'};

#
# Turn off line buffering on output
#
$| = 1;

#
# Load the Testbed support stuff. 
#
use lib "@prefix@/lib";
use libdb;
use libtestbed;

#
# We don't want to run this script unless its the real version.
#
if ($EUID != 0) {
    die("*** $0:\n".
	"    Must be setuid! Maybe its a development version?\n");
}

#
# This script is setuid, so please do not run it as root. Hard to track
# what has happened.
# 
if ($UID == 0) {
    die("*** $0:\n".
	"    Please do not run this as root! Its already setuid!\n");
}

#
# If no wiki support, just exit. 
#
if (! $WIKISUPPORT) {
    print "WIKI support is not enabled. Exit ...\n";
    exit(0);
}

#
# Parse command arguments. Once we return from getopts, all that should be
# left are the required arguments.
#
%options = ();
if (! getopts($optlist, \%options)) {
    usage();
}
if (defined($options{"d"})) {
    $debug = 1;
}
if (@ARGV != 1) {
    usage();
}
my $user = $ARGV[0];

#
# Untaint args.
#
if ($user =~ /^([-\w]+)$/) {
    $user = $1;
}
else {
    die("Bad data in user: $user.");
}

#
# This script always does the right thing, so no permission checks.
# In fact, all it does is call over to ops to run a script over there.
# Note that adduser will just update the password if the user already
# exist in the wiki. 
#
my $query_result =
    DBQueryFatal("select p.pid,g.wikiname,p.trust from group_membership as p ".
		 "left join groups as g on g.pid=p.pid and g.gid=p.gid ".
		 "where uid='$user' and p.pid=g.gid and trust!='none'");

while (my ($pid,$wikiname,$trust) = $query_result->fetchrow_array()) {
    if (!defined($wikiname)) {
	print "There is no wikiname defined in the DB for project $pid!\n";
	next;
    }
    push(@glist, $wikiname);

    #
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    # Add to the root group for the project if proj/group root.
    # This root project name is hardwired in the wikiproxy. Sorry.
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    #
    if ($trust eq "project_root" || $trust eq "group_root") {
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	push(@glist, "${wikiname}Root");
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    }
}

# Admin users ... TBAdmin() test does not work for this test ...
$query_result =
    DBQueryFatal("select wikiname,admin from users where uid='$user'");
my ($wikiname,$isadmin) = $query_result->fetchrow_array();
if ($isadmin) {
    push(@glist, "TWikiAdmin");
}
if (!defined($wikiname)) {
    print "There is no wikiname defined in the DB. ".
	"Must not have a wiki account!\n";
    exit(0);
}
exit(0)
    if (! @glist);

#
# For ssh.
#
$UID = $EUID;

if ($CONTROL ne $BOSSNODE) {
    my $optarg = ($debug ? "-d" : "");
	
    print "Setting wikigroups for $user on $CONTROL.\n";

    if (system("$SSH -host $CONTROL $WIKIPROXY ".
	       "  $optarg setgroups $wikiname @glist")) {
	fatal("$WIKIPROXY failed on $CONTROL!");
    }
}
exit(0);

sub fatal($)
{
    my($mesg) = $_[0];

    die("*** $0:\n".
	"    $mesg\n");
}