In order to support wiki-only accounts, managed via Emulab, need to

send the password hash over in the ssh, instead of getting it from the
local password file.

wiki/addwikiuser.in

@@ -180,13 +180,14 @@ utime $now, $now, $lockfile;
 # we use that. Otherwise have to form one from the user name. Ick.
 #
 my $query_result =
-    DBQueryFatal("select wikiname,usr_name,usr_email ".
+    DBQueryFatal("select wikiname,usr_name,usr_email,usr_pswd ".
 		 "from users where uid='$user'");
 
 if (!$query_result->numrows) {
     fatal("No such user $user in the DB!");
 }
-my ($wikiname,$usr_name,$usr_email) = $query_result->fetchrow_array();
+my ($wikiname,$usr_name,$usr_email,$usr_pswd) =
+    $query_result->fetchrow_array();
 
 if (!defined($wikiname)) {
     # In update mode, do nothing if no wikiname.
@@ -247,8 +248,11 @@ if ($CONTROL ne $BOSSNODE) {
 	print "Adding user $user to the wiki on $CONTROL.\n";
     }
 
+    # shell escape.
+    $usr_pswd  =~ s/\$/\\\$/g;
+
     if (system("$SSH -host $CONTROL $WIKIPROXY ".
-	       "  $optarg adduser $user $wikiname")) {
+	       "  $optarg adduser $user $wikiname '$usr_pswd'")) {
 	fatal("$WIKIPROXY failed on $CONTROL!");
     }
 }

wiki/wikiproxy.in

@@ -13,7 +13,7 @@ use Errno;
 #
 sub usage()
 {
-    print "Usage: wikiproxy adduser <uid> <wikiname> or\n";
+    print "Usage: wikiproxy adduser <uid> <wikiname> <passhash> or\n";
     print "       wikiproxy deluser <uid> <wikiname> or\n";
     print "       wikiproxy addproject <pid> <wikiname> or\n";
     print "       wikiproxy setgroups <wikiuser> <wikigroup> ...\n";
@@ -111,20 +111,13 @@ exit(0);
 sub AddWikiUser(@)
 {
     usage()
-	if (@_ != 2);
+	if (@_ != 3);
 
-    my ($user, $wikiname) = @_;
+    my ($user, $wikiname, $passwd) = @_;
 
     chdir("$WIKIUSERDIR") or
 	fatal("Could not chdir to $WIKIUSERDIR");
 
-    #
-    # Grab the password hash. 
-    #
-    my ($name,$passwd) = getpwnam($user);
-    fatal("No such user $user in the password file")
-	if (!defined($name));
-
     #
     # If the password file does not have the entry, just tack it onto
     # the end of the file. Otherwise we have to get fancier so we