Use `cut` to redact IPs (BSD sed doesn't support backreferences)

2017-06-01 18:38:19 +02:00 · 2017-06-01 18:38:19 +02:00 · d344d0ff16
parent d5b171a9ca
commit d344d0ff16
1 changed files with 8 additions and 1 deletions
--- a/nench.sh
+++ b/nench.sh
@ -30,7 +30,14 @@ B_to_MiB()

 redact_ip()
 {
-    printf '%s\n' "$1" | sed 's!\(\([0-9a-f]\+[.:]\)\{3\}\).\+!\1xxxx!'
+    case "$1" in
+        *.*)
+            printf '%s.xxxx\n' "$(printf '%s\n' "$1" | cut -d . -f 1-3)"
+            ;;
+        *:*)
+            printf '%s:xxxx\n' "$(printf '%s\n' "$1" | cut -d : -f 1-3)"
+            ;;
+    esac
 }

 finish()