TIL: macos networksetup

man/networksetup.md

@@ -0,0 +1,32 @@
+---
+date created: Sunday, January 12th 2025, 11:06:30 am
+date modified: Sunday, January 12th 2025, 11:10:41 am
+tags:
+  - macos
+  - networking
+---
+
+# networksetup
+
+networksetup – configuration tool for network settings in System Preferences.
+
+## list all network services
+
+```shell
+networksetup -listallnetworkservices
+```
+
+## get current active network connection
+
+```shell
+#!/bin/sh
+networksetup -listallnetworkservices | while read -r service; do
+  if [ "$service" != "*" ]; then
+    status=$(networksetup -getinfo "$service" | grep "IP address" | awk '{print $3}')
+    if [ -n "$status" ] && [ "$status" != "none" ]; then
+      echo "$service"
+      break
+    fi
+  fi
+done
+```