migrate to git.charlotte.sh

automation-sys320/week09/IPList.bash

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+# list all ips in given network prefix, /24 only
+
+
+# usage: bash IPList.bash 10.0.17
+[ $# -lt 1 ] && echo "Usage: $0 <Prefix>" && exit 1
+
+#prefix is the first input taken
+prefix=$1
+
+[ ${#prefix} -lt 5 ] && \
+printf "Prefix length is too short\nPrefix example: 10.0.17\n" && \
+exit 1
+
+for i in {1..254}
+do
+    ping -c 1 $prefix.$i | grep "64 bytes from *" | \
+    grep -o $prefix.$i
+done