cgi: harden subshell

3 years ago · 62dd688e0c
parent ed6146986c
commit 62dd688e0c
1 changed files with 1 additions and 1 deletions
--- a/doskast-trigger-connect.cgi
+++ b/doskast-trigger-connect.cgi
@ -15,7 +15,7 @@ _mktemp(){
 	local rand
 	while true
 	do
-		rand="$(head -c 55 /dev/urandom | base64 | grep -o '[[:alnum:]]' | head -c 20 | tr -d '\n')"
+		rand="$(set -eo pipefail && head -c 55 /dev/urandom | base64 | grep -o '[[:alnum:]]' | head -c 20 | tr -d '\n')"
 		if ! test -f "$1"/"$rand" ; then
 			echo "$1"/"$rand"
 			break