Change sed cmd to not add the line if already present

matbgn · Jun 1, 2023 · ca6a69f · ca6a69f
1 parent 8ebd211
commit ca6a69f
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/prommanager b/prommanager
@@ -678,8 +678,8 @@ function download_blackbox_exporter() {
 function config_blackbox_exporter() {
   if [ $LOG_LEVEL -gt 3 ]; then printf "[DEBUG] Config blackbox_exporter\n"; fi
   # Set ipv4 as preferred protocol for blackbox_exporter
-  sed -i '4i\    http:' /etc/prometheus/blackbox.yml
-  sed -i '5i\      preferred_ip_protocol: "ip4"' /etc/prometheus/blackbox.yml
+  sed -i '4s/^.*$/  http:/; 4t; 4i   http:' /etc/prometheus/blackbox.yml
+  sed -i '5s/^.*$/    preferred_ip_protocol: "ip4"/; 5t; 5i     preferred_ip_protocol: "ip4"' /etc/prometheus/blackbox.yml
 }