diff --git a/hetzner.yaml b/hetzner.yaml
index 3ad5f22..e38022d 100644
--- a/hetzner.yaml
+++ b/hetzner.yaml
@@ -5,61 +5,80 @@
   gather_facts: true
 
   tasks:
-    - include_vars: vars/hetzner/secret.yaml
-    - include_vars: vars/hetzner/variable.yaml
+    - name: Backup hetzner
+      block:
+        - include_vars: vars/hetzner/secret.yaml
+        - include_vars: vars/hetzner/variable.yaml
 
-    - name: Create backup directory
-      file:
-        path: "{{ backup_dir }}"
-        state: directory
+        - name: Create backup directory
+          file:
+            path: "{{ backup_dir }}"
+            state: directory
 
-    - name: Create customer directories
-      file:
-        path: "{{ backup_dir }}/{{ item.key }}"
-        state: directory
-      loop: "{{ lookup('dict', customers) }}"
-      loop_control:
-        label: "{{ item.key }}"
+        - name: Create customer directories
+          file:
+            path: "{{ backup_dir }}/{{ item.key }}"
+            state: directory
+          loop: "{{ lookup('dict', customers) }}"
+          loop_control:
+            label: "{{ item.key }}"
 
-    - name: Backup web directories
-      shell: tar cvfz {{ backup_dir }}/{{ item.key }}/web-{{ ansible_date_time.iso8601_basic_short }}.tar.gz {{ item. value.storage }}
-      when: item.value.storage is defined
-      loop: "{{ lookup('dict', customers) }}"
-      loop_control:
-        label: "{{ item.key }}"
+        - name: Backup web directories
+          shell: tar cvfz {{ backup_dir }}/{{ item.key }}/web-{{ ansible_date_time.iso8601_basic_short }}.tar.gz {{ item. value.storage }}
+          when: item.value.storage is defined
+          loop: "{{ lookup('dict', customers) }}"
+          loop_control:
+            label: "{{ item.key }}"
 
-    - name: Fetch web backups
-      fetch:
-        src: "{{ backup_dir }}/{{ item.key }}/web-{{ ansible_date_time.iso8601_basic_short }}.tar.gz"
-        dest: "{{ local_backup }}/{{ item.key }}/"
-        flat: yes
-      when: item.value.storage is defined
-      loop: "{{ lookup('dict', customers) }}"
-      loop_control:
-        label: "{{ item.key }}"
+        - name: Fetch web backups
+          fetch:
+            src: "{{ backup_dir }}/{{ item.key }}/web-{{ ansible_date_time.iso8601_basic_short }}.tar.gz"
+            dest: "{{ local_backup }}/{{ item.key }}/"
+            flat: yes
+          when: item.value.storage is defined
+          loop: "{{ lookup('dict', customers) }}"
+          loop_control:
+            label: "{{ item.key }}"
 
-    - name: Backup databases
-      shell: mysqldump -u{{ mysql_user }} -p{{ mysql_password }} {{ item.value.database }} > {{ backup_dir }}/{{ item.key }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
-      loop: "{{ lookup('dict', customers) }}"
-      loop_control:
-        label: "{{ item.key }}"
+        - name: Backup databases
+          shell: mysqldump -u{{ mysql_user }} -p{{ mysql_password }} {{ item.value.database }} > {{ backup_dir }}/{{ item.key }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
+          loop: "{{ lookup('dict', customers) }}"
+          loop_control:
+            label: "{{ item.key }}"
 
-    - name: Compress database backups
-      shell: gzip {{ backup_dir }}/{{ item.key }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
-      loop: "{{ lookup('dict', customers) }}"
-      loop_control:
-        label: "{{ item.key }}"
+        - name: Compress database backups
+          shell: gzip {{ backup_dir }}/{{ item.key }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
+          loop: "{{ lookup('dict', customers) }}"
+          loop_control:
+            label: "{{ item.key }}"
 
-    - name: Fetch database backups
-      fetch:
-        src: "{{ backup_dir }}/{{ item.key }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql.gz"
-        dest: "{{ local_backup }}/{{ item.key }}/"
-        flat: yes
-      loop: "{{ lookup('dict', customers) }}"
-      loop_control:
-        label: "{{ item.key }}"
+        - name: Fetch database backups
+          fetch:
+            src: "{{ backup_dir }}/{{ item.key }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql.gz"
+            dest: "{{ local_backup }}/{{ item.key }}/"
+            flat: yes
+          loop: "{{ lookup('dict', customers) }}"
+          loop_control:
+            label: "{{ item.key }}"
 
-    - name: Clean backup directory
-      file:
-        path: "{{ backup_dir }}"
-        state: absent
+        - name: Clean backup directory
+          file:
+            path: "{{ backup_dir }}"
+            state: absent
+
+        - name: Inform Mattermost about success
+          uri:
+            url: https://cs-mm.ddnss.de/hooks/og4ckuqet7fafb8kjuaigzuh7c
+            method: POST
+            body_format: json
+            body:
+              text: "{{ ansible_date_time.date }} {{ ansible_date_time.time }} (info): Playbook ran successful ({{ ansible_play_name }})"
+
+      rescue:
+        - name: Inform Mattermost about error
+          uri:
+            url: https://cs-mm.ddnss.de/hooks/og4ckuqet7fafb8kjuaigzuh7c
+            method: POST
+            body_format: json
+            body:
+              text: "{{ ansible_date_time.date }} {{ ansible_date_time.time }} (info): Playbook ran with error ({{ ansible_play_name }})"
diff --git a/odroid.yaml b/odroid.yaml
index 2609992..85e0478 100644
--- a/odroid.yaml
+++ b/odroid.yaml
@@ -5,195 +5,214 @@
   gather_facts: true
 
   tasks:
-    - include_vars: vars/odroid/secret.yaml
-    - include_vars: vars/odroid/variable.yaml
+    - name: Backup odroid
+      block:
+        - include_vars: vars/odroid/secret.yaml
+        - include_vars: vars/odroid/variable.yaml
 
-    - name: Check if directories exist
-      stat:
-        path: "{{ backup_dir }}/{{ item }}"
-      register: dirs
-      loop: "{{ systems }}"
+        - name: Check if directories exist
+          stat:
+            path: "{{ backup_dir }}/{{ item }}"
+          register: dirs
+          loop: "{{ systems }}"
 
-    - name: Create not existing directories
-      file:
-        path: "{{ backup_dir }}/{{ item.item }}"
-        state: directory
-        mode: 0755
-        group: chris
-        owner: chris
-      when: item.stat.exists == false
-      with_items: "{{ dirs.results }}"
-      loop_control:
-        label: "{{ item.item }}"
-    
-    - name: Backup container volumes
-      shell: docker run --rm -v {{ backup_dir }}/{{ item.value.container }}:/backup --volumes-from {{ item.value.container }} busybox tar cvfz /backup/{{ item.key }}-{{ ansible_date_time.iso8601_basic_short }}.tar.gz {{ item.value.path }}
-      loop: "{{ lookup('dict', volumes) }}"
-      loop_control:
-        label: "{{ item.key }}"
+        - name: Create not existing directories
+          file:
+            path: "{{ backup_dir }}/{{ item.item }}"
+            state: directory
+            mode: 0755
+            group: chris
+            owner: chris
+          when: item.stat.exists == false
+          with_items: "{{ dirs.results }}"
+          loop_control:
+            label: "{{ item.item }}"
 
-    - name: Change ownership of volume backups
-      file:
-        path: "{{ backup_dir }}/{{ item.value.container }}/{{ item.key }}-{{ ansible_date_time.iso8601_basic_short }}.tar.gz"
-        owner: chris
-        group: chris
-      become: yes
-      become_method: sudo
-      become_user: root
-      loop: "{{ lookup('dict', volumes) }}"
-      loop_control:
-        label: "{{ item.key }}"
+        - name: Backup container volumes
+          shell: docker run --rm -v {{ backup_dir }}/{{ item.value.container }}:/backup --volumes-from {{ item.value.container }} busybox tar cvfz /backup/{{ item.key }}-{{ ansible_date_time.iso8601_basic_short }}.tar.gz {{ item.value.path }}
+          loop: "{{ lookup('dict', volumes) }}"
+          loop_control:
+            label: "{{ item.key }}"
 
-    - name: Backup mysql databases
-      shell: docker exec mysql8 mysqldump -u{{ mysql_user }} -p{{ mysql_password }} {{ item }} > {{ backup_dir }}/{{ item }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
-      loop: "{{ mysql_databases }}"
-    
-    - name: Backup postgres databases
-      shell: docker exec psql14 pg_dump -U {{ postgres_user }} {{ item }} > {{ backup_dir }}/{{ item }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
-      loop: "{{ postgres_databases }}"
-        
-    - name: Compress database backup files
-      shell: gzip {{ backup_dir }}/{{ item }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
-      loop: "{{ databases }}"
+        - name: Change ownership of volume backups
+          file:
+            path: "{{ backup_dir }}/{{ item.value.container }}/{{ item.key }}-{{ ansible_date_time.iso8601_basic_short }}.tar.gz"
+            owner: chris
+            group: chris
+          become: yes
+          become_method: sudo
+          become_user: root
+          loop: "{{ lookup('dict', volumes) }}"
+          loop_control:
+            label: "{{ item.key }}"
 
-    - name: Check logrotate directories
-      stat:
-        path: "{{ backup_dir }}/{{ item[0] }}/{{ item[1] }}"
-      register: subdirs
-      with_nested:
-        - "{{ systems }}"
-        - ['daily', 'weekly', 'monthly', 'yearly']
-      loop_control:
-        label: "{{ item[0] }} {{ item[1] }}"
+        - name: Backup mysql databases
+          shell: docker exec mysql8 mysqldump -u{{ mysql_user }} -p{{ mysql_password }} {{ item }} > {{ backup_dir }}/{{ item }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
+          loop: "{{ mysql_databases }}"
 
-    - name: Create not existing logrotate directories
-      file:
-        path: "{{ backup_dir }}/{{ item.item[0] }}/{{ item.item[1] }}"
-        state: directory
-        mode: 0755
-        group: chris
-        owner: chris
-      when: item.stat.exists == false
-      with_items: "{{ subdirs.results }}"
-      loop_control:
-        label: "{{ item.item[0] }} {{ item.item[1] }}"
+        - name: Backup postgres databases
+          shell: docker exec psql14 pg_dump -U {{ postgres_user }} {{ item }} > {{ backup_dir }}/{{ item }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
+          loop: "{{ postgres_databases }}"
 
-    - name: Search for the created backups
-      find:
-        paths: "{{ backup_dir }}/{{ item }}"
-        file_type: file
-        patterns: '*.gz'
-        recurse: false
-      register: backup_files
-      loop: "{{ systems }}"
+        - name: Compress database backup files
+          shell: gzip {{ backup_dir }}/{{ item }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
+          loop: "{{ databases }}"
 
-    - name: Store the yearly backups
-      copy:
-        remote_src: true
-        src: "{{ item.path }}"
-        dest: "{{ item.path | dirname }}/yearly/{{ item.path | basename }}"
-      with_items: "{{ backup_files.results | map(attribute='files') | list }}"
-      when: (ansible_date_time.day == "01" and ansible_data_time.month == "01")
-      loop_control:
-        label: "{{ item.path }}"
-    
-    - name: Store the monthly backups
-      copy:
-        remote_src: true
-        src: "{{ item.path }}"
-        dest: "{{ item.path | dirname }}/monthly/{{ item.path | basename }}"
-      with_items: "{{ backup_files.results | map(attribute='files') | list }}"
-      when: (ansible_date_time.day == "01" and ansible_data_time.month != "01")
-      loop_control:
-        label: "{{ item.path }}"
-    
-    - name: Store the weekly backups
-      copy:
-        remote_src: true
-        src: "{{ item.path }}"
-        dest: "{{ item.path | dirname }}/weekly/{{ item.path | basename }}"
-      with_items: "{{ backup_files.results | map(attribute='files') | list }}"
-      when: (ansible_date_time.weekday_number == "1")
-      loop_control:
-        label: "{{ item.path }}"
+        - name: Check logrotate directories
+          stat:
+            path: "{{ backup_dir }}/{{ item[0] }}/{{ item[1] }}"
+          register: subdirs
+          with_nested:
+            - "{{ systems }}"
+            - ['daily', 'weekly', 'monthly', 'yearly']
+          loop_control:
+            label: "{{ item[0] }} {{ item[1] }}"
 
-    - name: Store the daily backup
-      copy:
-        remote_src: true
-        src: "{{ item.path }}"
-        dest: "{{ item.path | dirname }}/daily/{{ item.path | basename }}"
-      with_items: "{{ backup_files.results | map(attribute='files') | list }}"
-      when: (ansible_date_time.weekday_number != "1" and ansible_date_time.day != "01")
-      loop_control:
-        label: "{{ item.path }}"
-      
-    - name: Cleanup original backup files
-      file:
-        path: "{{ item.path }}"
-        state: absent
-      with_items: "{{ backup_files.results | map(attribute='files') | list }}"
-      loop_control:
-        label: "{{ item.path }}"
+        - name: Create not existing logrotate directories
+          file:
+            path: "{{ backup_dir }}/{{ item.item[0] }}/{{ item.item[1] }}"
+            state: directory
+            mode: 0755
+            group: chris
+            owner: chris
+          when: item.stat.exists == false
+          with_items: "{{ subdirs.results }}"
+          loop_control:
+            label: "{{ item.item[0] }} {{ item.item[1] }}"
 
-    - name: Find old daily backups
-      find:
-        paths: "{{ backup_dir }}/{{ item }}/daily"
-        file_type: file
-        age: 8d
-        age_stamp: ctime
-        patterns: '*.gz'
-        recurse: false
-      register: backup_files
-      loop: "{{ systems }}"
+        - name: Search for the created backups
+          find:
+            paths: "{{ backup_dir }}/{{ item }}"
+            file_type: file
+            patterns: '*.gz'
+            recurse: false
+          register: backup_files
+          loop: "{{ systems }}"
 
-    - name: Delete old daily backups
-      file:
-        path: "{{ item.path }}"
-        state: absent
-      with_items: "{{ backup_files.results | map(attribute='files') | list }}"
-      loop_control:
-        label: "{{ item.path }}"
+        - name: Store the yearly backups
+          copy:
+            remote_src: true
+            src: "{{ item.path }}"
+            dest: "{{ item.path | dirname }}/yearly/{{ item.path | basename }}"
+          with_items: "{{ backup_files.results | map(attribute='files') | list }}"
+          when: (ansible_date_time.day == "01" and ansible_data_time.month == "01")
+          loop_control:
+            label: "{{ item.path }}"
 
-    - name: Find old weekly backups
-      find:
-        paths: "{{ backup_dir }}/{{ item }}/weekly"
-        file_type: file
-        age: 5w
-        age_stamp: ctime
-        patterns: '*.gz'
-        recurse: false
-      register: backup_files
-      loop: "{{ systems }}"
+        - name: Store the monthly backups
+          copy:
+            remote_src: true
+            src: "{{ item.path }}"
+            dest: "{{ item.path | dirname }}/monthly/{{ item.path | basename }}"
+          with_items: "{{ backup_files.results | map(attribute='files') | list }}"
+          when: (ansible_date_time.day == "01" and ansible_data_time.month != "01")
+          loop_control:
+            label: "{{ item.path }}"
 
-    - name: Delete old weekly backups
-      file:
-        path: "{{ item.path }}"
-        state: absent
-      with_items: "{{ backup_files.results | map(attribute='files') | list }}"
-      loop_control:
-        label: "{{ item.path }}"
+        - name: Store the weekly backups
+          copy:
+            remote_src: true
+            src: "{{ item.path }}"
+            dest: "{{ item.path | dirname }}/weekly/{{ item.path | basename }}"
+          with_items: "{{ backup_files.results | map(attribute='files') | list }}"
+          when: (ansible_date_time.weekday_number == "1")
+          loop_control:
+            label: "{{ item.path }}"
 
-    - name: Find old monthly backups
-      find:
-        paths: "{{ backup_dir }}/{{ item }}/monthly"
-        file_type: file
-        age: 56w
-        age_stamp: ctime
-        patterns: '*.gz'
-        recurse: false
-      register: backup_files
-      loop: "{{ systems }}"
+        - name: Store the daily backup
+          copy:
+            remote_src: true
+            src: "{{ item.path }}"
+            dest: "{{ item.path | dirname }}/daily/{{ item.path | basename }}"
+          with_items: "{{ backup_files.results | map(attribute='files') | list }}"
+          when: (ansible_date_time.weekday_number != "1" and ansible_date_time.day != "01")
+          loop_control:
+            label: "{{ item.path }}"
 
-    - name: Delete old monthly backups
-      file:
-        path: "{{ item.path }}"
-        state: absent
-      with_items: "{{ backup_files.results | map(attribute='files') | list }}"
-      loop_control:
-        label: "{{ item.path }}"
+        - name: Cleanup original backup files
+          file:
+            path: "{{ item.path }}"
+            state: absent
+          with_items: "{{ backup_files.results | map(attribute='files') | list }}"
+          loop_control:
+            label: "{{ item.path }}"
 
-    - name: Create nexcloud data backup
-      shell: rdiff-backup /var/lib/docker/volumes/nextcloud-data/_data /media/backup/docker/nextcloud/data
-      become: yes
-      become_method: sudo
-      become_user: root
+        - name: Find old daily backups
+          find:
+            paths: "{{ backup_dir }}/{{ item }}/daily"
+            file_type: file
+            age: 8d
+            age_stamp: ctime
+            patterns: '*.gz'
+            recurse: false
+          register: backup_files
+          loop: "{{ systems }}"
+
+        - name: Delete old daily backups
+          file:
+            path: "{{ item.path }}"
+            state: absent
+          with_items: "{{ backup_files.results | map(attribute='files') | list }}"
+          loop_control:
+            label: "{{ item.path }}"
+
+        - name: Find old weekly backups
+          find:
+            paths: "{{ backup_dir }}/{{ item }}/weekly"
+            file_type: file
+            age: 5w
+            age_stamp: ctime
+            patterns: '*.gz'
+            recurse: false
+          register: backup_files
+          loop: "{{ systems }}"
+
+        - name: Delete old weekly backups
+          file:
+            path: "{{ item.path }}"
+            state: absent
+          with_items: "{{ backup_files.results | map(attribute='files') | list }}"
+          loop_control:
+            label: "{{ item.path }}"
+
+        - name: Find old monthly backups
+          find:
+            paths: "{{ backup_dir }}/{{ item }}/monthly"
+            file_type: file
+            age: 56w
+            age_stamp: ctime
+            patterns: '*.gz'
+            recurse: false
+          register: backup_files
+          loop: "{{ systems }}"
+
+        - name: Delete old monthly backups
+          file:
+            path: "{{ item.path }}"
+            state: absent
+          with_items: "{{ backup_files.results | map(attribute='files') | list }}"
+          loop_control:
+            label: "{{ item.path }}"
+
+        - name: Create nexcloud data backup
+          shell: rdiff-backup /var/lib/docker/volumes/nextcloud-data/_data /media/backup/docker/nextcloud/data
+          become: yes
+          become_method: sudo
+          become_user: root
+
+        - name: Inform Mattermost about success
+          uri:
+            url: https://cs-mm.ddnss.de/hooks/og4ckuqet7fafb8kjuaigzuh7c
+            method: POST
+            body_format: json
+            body:
+              text: "{{ ansible_date_time.date }} {{ ansible_date_time.time }} (info): Playbook ran successful ({{ ansible_play_name }})"
+
+      rescue:
+        - name: Inform Mattermost about error
+          uri:
+            url: https://cs-mm.ddnss.de/hooks/og4ckuqet7fafb8kjuaigzuh7c
+            method: POST
+            body_format: json
+            body:
+              text: "{{ ansible_date_time.date }} {{ ansible_date_time.time }} (info): Playbook ran with error ({{ ansible_play_name }})"