change: inventory to the best practices

inventories/common.yml

@@ -0,0 +1,7 @@
+all:
+  children:
+    env:
+    roles:
+      children:
+        role_web:
+        role_db:

inventories/fake/hosts.yml

@@ -1,20 +1,24 @@
-env_fake:
+env:
+  children:
+    env_fake:
       vars:
         ansible_host: localhost
         ansible_connection: local
-
       hosts:
         local:
+        fake-client1-web1:
+        fake-client1-web2:
+        fake-client1-db:
 
+roles:
   children:
-    web:
+    role_web:
         hosts:
             fake-client1-web1:
-                #ansible_port: 2222
             fake-client1-web2:
         vars:
             ansible_user: root
-    db:
+    role_db:
         hosts:
             fake-client1-db:
         #vars:

inventories/lab/hosts.yml

@@ -1,5 +1,7 @@
 ---
-env_lab:
+env:
+  children:
+    env_lab:
       hosts:
         rocky-1:
           ansible_host: 192.168.122.129
@@ -7,12 +9,12 @@ env_lab:
           ansible_host: 192.168.122.19
       vars:
         ansible_user: cloud-user
-all:
+roles:
   children:
-    web:
+    role_web:
       hosts:
         rocky-1:
-    db:
+    role_db:
       hosts:
         rocky-2:
   vars: