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ansible-set-static-ip.yml

@@ -28,20 +28,36 @@
 
     - name: Setze statische IP wenn NetworkManager NICHT installiert ist
       block:
-        - name: Sichere die aktuelle Netzwerkkonfiguration
-          copy:
-            src: /etc/network/interfaces
-            dest: /etc/network/interfaces.backup
-            remote_src: true
+        - name: Get the current DHCP interface name
+          shell: grep -Po 'iface \K[^ ]+' /etc/network/interfaces | grep -v 'lo'
+          register: dhcp_interface
+          changed_when: false
+
+        - name: Set interface name variable
+          set_fact:
+            interface_name: "{{ dhcp_interface.stdout_lines[0] }}"
+
+        - name: Configure interface for static IP (rest of the tasks)
+          ansible.builtin.lineinfile:
+            path: /etc/network/interfaces
+            regexp: '^iface {{ interface_name }} inet dhcp'
+            line: 'iface {{ interface_name }} inet static'
+            backup: yes
+
+#        - name: Sichere die aktuelle Netzwerkkonfiguration
+#          copy:
+#            src: /etc/network/interfaces
+#            dest: /etc/network/interfaces.backup
+#            remote_src: true
         - name: Setze statische IP in /etc/network/interfaces
           blockinfile:
             path: /etc/network/interfaces
             block: |
               iface {{ interface_name }} inet static
-              address {{ static_ip }}
-              netmask {{ netmask }}
-              gateway {{ gateway }}
-              dns-nameservers {{ dns_servers | join(' ') }}
+                address {{ static_ip }}
+                netmask {{ netmask }}
+                gateway {{ gateway }}
+                dns-nameservers {{ dns_servers | join(' ') }}
         - name: Starte Netzwerk neu
           command: systemctl restart networking
       when: dpkg_query_result.rc != 0