added generate-random.sh

br-cpvc · May 3, 2024 · ed62e36 · ed62e36
1 parent 1ece339
commit ed62e36
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/generate-random.sh b/generate-random.sh
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+set -e
+
+LENGTH=25
+if [ ! -z "$1" ] && [ $1 -gt 1 ]; then
+	  LENGTH=$1
+fi
+
+# inspired by https://www.baeldung.com/linux/generate-random-string-using-random
+cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w $LENGT | head -n 1