init2

wifi.sh

@@ -0,0 +1,65 @@
+#!/bin/bash
+
+SSID="CSR"
+PASSWORD="CSR_2021"
+
+nmcli connection delete $SSID #delete network to safely test
+
+if [[ -z "$SSID" || -z "$PASSWORD" ]]; then
+  echo "Usage: $0 <SSID> <PASSWORD>"
+  return 1
+fi
+
+echo "Verbinde: $SSID ..."
+
+nmcli dev wifi connect "$SSID" password "$PASSWORD" >/dev/null 2>&1
+
+if [[ $? -ne 0 ]]; then
+  echo "Verbinding fehlgeschlagen $SSID"
+  return 2
+fi
+
+echo "Verbindsaufbau..."
+
+# Wait up to 15 seconds for connection
+for i in {1..15}; do
+  STATE=$(nmcli -t -f WIFI g)
+  if [[ "$STATE" == "enabled" ]]; then
+    CONN=$(nmcli -t -f ACTIVE,SSID dev wifi | grep '^ja' | cut -d: -f2)
+    if [[ "$CONN" == "$SSID" ]]; then
+      echo "Verbunden mit $SSID"
+      break
+    fi
+  fi
+  sleep 1
+done
+
+if [[ "$CONN" != "$SSID" ]]; then
+  echo "Verbindingsfehler"
+  return 3
+fi
+
+echo "Teste (ping 8.8.8.8)..."
+
+ping -c 3 8.8.8.8 >/dev/null 2>&1
+PING_STATUS=$?
+
+if [[ $PING_STATUS -ne 0 ]]; then
+  echo "Kein Internet"
+  return 4
+fi
+
+echo "Ping Erfolg"
+
+echo "Teste HTTP..."
+
+curl -s --max-time 5 https://google.com >/dev/null 2>&1
+CURL_STATUS=$?
+
+if [[ $CURL_STATUS -ne 0 ]]; then
+  echo "HTTP fehlgeschlagen"
+  return 5
+fi
+
+echo "Internet funktioniert!"
+return 0