If authorized_key doesn't work, try lineinfile (Python interpreter problem)

create_inventory_lxc.yml

@@ -140,10 +140,30 @@
 
 
     - name: Add SSH keys
+      block:
+        - name: "1st try: authorized_key module"
           authorized_key:
             user: root
             key: "{{ item }}"
           loop: "{{ ssh_keys }}"
+      rescue:
+        - name: "2nd try: create ~/.ssh directory"
+          file:
+            path: /root/.ssh/
+            state: directory
+            owner: root
+            group: root
+            mode: 0700
+        - name: "2nd try: add key via lineinfile module"
+          lineinfile:
+            path: /root/.ssh/authorized_keys
+            line: "{{ item }}"
+            owner: root
+            group: root
+            mode: 0600
+            create: yes
+            backup: yes
+          loop: "{{ ssh_keys }}"
 
 
     - name: "[BLOCK] when 'service_username' is set"
@@ -161,10 +181,36 @@
 
 
         - name: Add SSH keys
+          block:
+            - name: "1st try: authorized_key module"
               authorized_key:
                 user: "{{ service_username }}"
                 key: "{{ item }}"
               loop: "{{ ssh_keys_service|default(ssh_keys) }}"
+          rescue:
+            - name: "2nd try: get homedir of user"
+              getent:
+                database: passwd
+                key: "{{ service_username }}"
+                split: ":"
+            - name: "2nd try: create ~/.ssh directory"
+              file:
+                path: "{{ getent_passwd[service_username][4] }}/.ssh/"
+                state: directory
+                owner: "{{ service_username }}"
+                group: "{{ service_username }}"
+                mode: 0700
+            - name: "2nd try: add key via lineinfile module"
+              lineinfile:
+                path: "{{ getent_passwd[service_username][4] }}/.ssh/authorized_keys"
+                line: "{{ item }}"
+                owner: "{{ service_username }}"
+                group: "{{ service_username }}"
+                mode: 0600
+                create: yes
+                backup: yes
+              loop: "{{ ssh_keys }}"
+
 
 
         - name: Install sudo