diff --git a/roles/matrix_synapse/tasks/cleanup.yml b/roles/matrix_synapse/tasks/cleanup.yml
new file mode 100644
index 0000000..410af10
--- /dev/null
+++ b/roles/matrix_synapse/tasks/cleanup.yml
@@ -0,0 +1,12 @@
+---
+
+- name: Remove unused and tmp files
+  file: path={{ synapse_root_dir }}/{{ item }} state=absent
+  loop:
+    - lib
+    - lib64
+    - include
+    - bin
+    - db_dumps
+  tags: matrix
+
diff --git a/roles/seafile/tasks/cleanup.yml b/roles/seafile/tasks/cleanup.yml
index 9bc3452..669d075 100644
--- a/roles/seafile/tasks/cleanup.yml
+++ b/roles/seafile/tasks/cleanup.yml
@@ -10,4 +10,9 @@
     - /etc/cron.d/seafil_gc
     - "{{ seafile_data_dir }}/db_dumps"
     - "{{ seafile_data_dir }}/backup"
+    # All these are obsoletes backup hooks
+    - /etc/backup/pre.d/seafile_dump_db.sh
+    - /etc/backup/pre.d/seafile_mount_fuse.sh
+    - /etc/backup/post.d/seafile_rm_dumps.sh
+    - /etc/backup/post.d/seafile_umount_fuse.sh
   tags: seafile
diff --git a/roles/seafile/tasks/install.yml b/roles/seafile/tasks/install.yml
index 81ab0a9..521be2c 100644
--- a/roles/seafile/tasks/install.yml
+++ b/roles/seafile/tasks/install.yml
@@ -234,4 +234,9 @@
   when: seafile_systemd_unit.changed
   tags: seafile
 
-
+- name: Deploy pre and post backup hooks
+  template: src={{ item }}-backup.sh.j2 dest=/etc/backup/{{ item }}.d/seafile.sh mode=700
+  loop:
+    - pre
+    - post
+  tags: seafile
diff --git a/roles/seafile/templates/post-backup.sh.j2 b/roles/seafile/templates/post-backup.sh.j2
new file mode 100644
index 0000000..a69782b
--- /dev/null
+++ b/roles/seafile/templates/post-backup.sh.j2
@@ -0,0 +1,7 @@
+#!/bin/bash -e
+
+# Delete database dumps
+rm -f {{ seafile_root_dir }}/backup/*
+
+# Umount fuse FS
+{{ seafile_root_dir }}/seafile-server/seaf-fuse.sh stop
diff --git a/roles/seafile/templates/pre-backup.sh.j2 b/roles/seafile/templates/pre-backup.sh.j2
new file mode 100644
index 0000000..b9bf809
--- /dev/null
+++ b/roles/seafile/templates/pre-backup.sh.j2
@@ -0,0 +1,16 @@
+#!/bin/bash -e
+
+# Dump Databases
+for DB in {{ seafile_db_ccnet }} {{ seafile_db_seafile }} {{ seafile_db_seahub }}; do
+  /usr/bin/mysqldump \
+    --quick --single-transaction \
+{% if seafile_db_server not in ['127.0.0.1', 'localhost'] %}
+    --user='{{ seafile_db_user }}' \
+    --password='{{ seafile_db_pass }}' \
+    --host={{ seafile_db_server }} \
+{% endif %}
+    --add-drop-table $DB | zstd -T0 -c > {{ seafile_root_dir }}/backup/$DB.sql.zst
+done
+
+# Mount fuse FS
+{{ seafile_root_dir }}/seafile-server/seaf-fuse.sh start {{ seafile_root_dir }}/fuse/
diff --git a/roles/sudo/defaults/main.yml b/roles/sudo/defaults/main.yml
index 97a74d5..cabd6f8 100644
--- a/roles/sudo/defaults/main.yml
+++ b/roles/sudo/defaults/main.yml
@@ -2,6 +2,9 @@
 
 sudo_admin_groups: "{{ system_admin_groups | default(ad_auth | default(False) | ternary(['Domain\ Admins'],['admins'])) }}"
 
-sudo_defaults: {}
+sudo_base_defaults:
+  secure_path: /sbin:/bin:/usr/sbin:/usr/bin:/usr/local/bin
+sudo_extra_defaults: {}
 # sudo_defaults:
 #   timestamp_timeout: 10
+sudo_defaults: "{{ sudo_base_defaults | combine(sudo_extra_defaults, recursive=True) }}"
diff --git a/roles/zabbix_agent/tasks/iptables.yml b/roles/zabbix_agent/tasks/iptables.yml
new file mode 100644
index 0000000..13cba98
--- /dev/null
+++ b/roles/zabbix_agent/tasks/iptables.yml
@@ -0,0 +1,8 @@
+---
+- name: Handle Zabbix Agent port
+  iptables_raw:
+    name: zabbix_agent_port
+    state: "{{ (zabbix_agent_src_ip | length > 0) | ternary('present', 'absent') }}"
+    rules: "-A INPUT -m state --state NEW -p tcp --dport {{ zabbix_agent_port }} -s {{ zabbix_agent_src_ip | join(',') }} -j ACCEPT"
+  when: iptables_manage | default(True)
+  tags: zabbix
diff --git a/roles/zabbix_agent/tasks/service.yml b/roles/zabbix_agent/tasks/service.yml
new file mode 100644
index 0000000..0b173a9
--- /dev/null
+++ b/roles/zabbix_agent/tasks/service.yml
@@ -0,0 +1,4 @@
+---
+- name: Start Zabbix Agent
+  service: name=zabbix-agent state=started enabled=True
+  tags: zabbix