diff --git a/group_vars/all/nameserver.yml b/group_vars/all/nameserver.yml
new file mode 100644
index 0000000..a213d8d
--- /dev/null
+++ b/group_vars/all/nameserver.yml
@@ -0,0 +1,5 @@
+---
+
+nameserver:
+  google: 8.8.8.8
+  cloudflare: 1.1.1.1
diff --git a/group_vars/all/users.yml b/group_vars/all/users.yml
new file mode 100644
index 0000000..8d81d15
--- /dev/null
+++ b/group_vars/all/users.yml
@@ -0,0 +1,19 @@
+users:
+  - name: root
+    uid: 0
+    gid: 0
+    groups: sudo
+    shell: /bin/bash
+    password: $6$R0En0ee9OeDp3ikb$Rl3aXOCw0Me9Jm8/0hTjgII2xm1L2K5/v1oAd0MoP13/Q7zT0YRNoF2TGlQ23jF7K90z8iVs4km8JvK.2JhkU0
+  - name: admin
+    uid: 1040
+    gid: 1040
+    groups: sudo
+    shell: /bin/zsh
+    password: $6$R0En0ee9OeDp3ikb$Rl3aXOCw0Me9Jm8/0hTjgII2xm1L2K5/v1oAd0MoP13/Q7zT0YRNoF2TGlQ23jF7K90z8iVs4km8JvK.2JhkU0
+  - name: developer 
+    uid: 1050
+    gid: 1050
+    groups: 
+    shell: /bin/zsh
+    password: $6$R0En0ee9OeDp3ikb$Rl3aXOCw0Me9Jm8/0hTjgII2xm1L2K5/v1oAd0MoP13/Q7zT0YRNoF2TGlQ23jF7K90z8iVs4km8JvK.2JhkU0
diff --git a/group_vars/database/.mariadb.yml.swp b/group_vars/database/.mariadb.yml.swp
new file mode 100644
index 0000000..90e18d8
Binary files /dev/null and b/group_vars/database/.mariadb.yml.swp differ
diff --git a/group_vars/database/mariadb.yml b/group_vars/database/mariadb.yml
new file mode 100644
index 0000000..5537112
--- /dev/null
+++ b/group_vars/database/mariadb.yml
@@ -0,0 +1,13 @@
+---
+mariadb:
+  databases:
+    - webapp
+    - webapp_backup
+
+  users:
+    - name: webapp
+      password: w3b4pp
+      priv: '*.*:ALL'
+    - name: webapp_backup
+      password: w3b4pp_b4ckup
+      priv: '*.*:ALL'
diff --git a/host_vars/db01/nameserver.yml b/host_vars/db01/nameserver.yml
new file mode 100644
index 0000000..1b503bd
--- /dev/null
+++ b/host_vars/db01/nameserver.yml
@@ -0,0 +1,4 @@
+---
+
+nameserver:
+  local: 127.0.0.1
diff --git a/roles/debian/tasks/main.yml b/roles/debian/tasks/main.yml
index 014fb60..3866d0d 100644
--- a/roles/debian/tasks/main.yml
+++ b/roles/debian/tasks/main.yml
@@ -28,3 +28,7 @@
       copy:
         src: resolv.conf
         dest: /etc/resolv.conf
+
+    - name: Debug
+      debug:
+        var: nameserver
diff --git a/roles/debian/tasks/users.yml b/roles/debian/tasks/users.yml
index 6a8af56..f110b9c 100644
--- a/roles/debian/tasks/users.yml
+++ b/roles/debian/tasks/users.yml
@@ -10,13 +10,7 @@
       gid: "{{ item.gid }}"
     loop_control:
       label: "{{ item.name }}"
-    loop:
-      - name: root
-        gid: 0
-      - name: admin
-        gid: 1040
-      - name: developer
-        gid: 1050
+    loop: "{{ users }}"
 
   - name: Users
     user:
@@ -28,22 +22,7 @@
       password: "{{ item.password }}"
     loop_control:
       label: "{{ item.name }}"
-    loop:
-      - name: root
-        uid: 0
-        groups: sudo
-        shell: /bin/bash
-        password: $6$R0En0ee9OeDp3ikb$Rl3aXOCw0Me9Jm8/0hTjgII2xm1L2K5/v1oAd0MoP13/Q7zT0YRNoF2TGlQ23jF7K90z8iVs4km8JvK.2JhkU0
-      - name: admin
-        uid: 1040
-        groups: sudo
-        shell: /bin/zsh
-        password: $6$R0En0ee9OeDp3ikb$Rl3aXOCw0Me9Jm8/0hTjgII2xm1L2K5/v1oAd0MoP13/Q7zT0YRNoF2TGlQ23jF7K90z8iVs4km8JvK.2JhkU0
-      - name: developer 
-        uid: 1050
-        groups: 
-        shell: /bin/zsh
-        password: $6$R0En0ee9OeDp3ikb$Rl3aXOCw0Me9Jm8/0hTjgII2xm1L2K5/v1oAd0MoP13/Q7zT0YRNoF2TGlQ23jF7K90z8iVs4km8JvK.2JhkU0
+    loop: "{{ users }}"
 
   - name: zsh config
     copy:
diff --git a/roles/mariadb/tasks/main.yml b/roles/mariadb/tasks/main.yml
index 72d4fe3..ab6ffc8 100644
--- a/roles/mariadb/tasks/main.yml
+++ b/roles/mariadb/tasks/main.yml
@@ -21,9 +21,7 @@
     community.mysql.mysql_db:
       login_unix_socket: /var/run/mysqld/mysqld.sock
       name: "{{ item }}"
-    loop:
-     - webapp
-     - webapp_backup
+    loop: "{{ mariadb.databases }}"
 
   - name: DB User
     mysql_user:
@@ -31,12 +29,6 @@
       password: "{{ item.password }}"
       priv: "{{ item.priv }}"
       login_unix_socket: /var/run/mysqld/mysqld.sock
-    loop:
-      - name: webapp
-        password: w3b4pp
-        priv: '*.*:ALL'
-      - name: webapp_backup
-        password: w3b4pp_b4ckup
-        priv: '*.*:ALL'
+    loop: "{{ mariadb.users }}"
     loop_control:
       label: "{{ item.name }}"