From 159b4a8c83ea94c6ff086555c96d45fdd357ce49 Mon Sep 17 00:00:00 2001
From: erdgeist <erdgeist@erdgeist.org>
Date: Wed, 1 Feb 2006 19:54:26 +0000
Subject: Variable name tidy up, forbid anything but [:alnum:]_ in variable
 names

---
 ezjail-admin | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/ezjail-admin b/ezjail-admin
index f83c347..701464a 100755
--- a/ezjail-admin
+++ b/ezjail-admin
@@ -68,8 +68,9 @@ create)
   # from this list was done intentionally to permit foo.com
   # style directory names, however, the jail name will be
   # foo_com in most scripts
-  newjail_name=`echo ${newjail_name} | tr /~ __`
-  newjail_nname=`echo ${newjail_name} | tr . _`
+
+  newjail_name=`echo -n ${newjail_name} | tr /~ __`
+  newjail_nname=`echo -n "${newjail_name}" | tr -c [:alnum:]_ _`
   newjail_root=${newjail_root:-"${ezjail_jaildir}/${newjail_name}"}
 
   # if jail root specified on command line is not absolute,
@@ -175,7 +176,7 @@ delete)
   [ "${oldjail_name}" -a $# = 1 ] || exerr 'Usage: ezjail delete [-w] jailname'
 
   # tidy up jail name the ezjail way
-  oldjail_nname=`echo ${oldjail_name} | tr /~. ___`;
+  oldjail_nname=`echo -n ${oldjail_name} | tr -c [:alnum:]_ _`;
 
   # check for existence of jail in our records
   [ -f ${ezjail_jailcfgs}/${oldjail_nname} ] || exerr "Error: Nothing known about jail ${oldjail_name}."
-- 
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