Add doc for the minimal environment vars required per container

Each container requires a set of environment variables be declared
so that it can function in a minimal setting.  This doc will
provide a list of those environment var for each container.

Change-Id: I225f53c869e5830d680792fd0a38f6622ba9b04b

docs/integration-guide.md

@@ -83,8 +83,7 @@ all containers.  This allows a simple method of ensuring every type of node
     RABBIT_PASSWORD=<password> - The RabbitMQ password
     RABBIT_USERID=<rabbit> - The RabbitMQ user id on the host
 
-
-
+[Minimum environment variable setup guide.](https://github.com/stackforge/kolla/blob/master/docs/minimal-environment-vars.md)
 
 ## Launching a container set
 

docs/minimal-environment-vars.md

+# Environment Variables
+
+In order for each service to function, there is a minimum set of required variables that need to be plugged into the environment.  Below is the list of variables that is needed for each service to run in a minimal setting.
+
+# Mariadb
+
+    MARIADB_SERVICE_HOST
+    MYSQL_ROOT_PASSWORD
+
+# Keystone
+
+    MYSQL_ROOT_PASSWORD
+    GLANCE_KEYSTONE_PASSWORD
+    GLANCE_KEYSTONE_USER
+    KEYSTONE_ADMIN_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_PORT
+    KEYSTONE_ADMIN_TOKEN
+    KEYSTONE_AUTH_PROTOCOL
+    KEYSTONE_DB_PASSWORD
+    NOVA_KEYSTONE_PASSWORD
+    NOVA_KEYSTONE_USER
+    ADMIN_TENANT_NAME
+    DB_ROOT_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_HOST
+    KEYSTONE_PUBLIC_SERVICE_HOST
+    MARIADB_SERVICE_HOST
+
+# Glance-api
+
+    MYSQL_ROOT_PASSWORD
+    GLANCE_KEYSTONE_PASSWORD
+    GLANCE_KEYSTONE_USER
+    GLANCE_DB_USER
+    GLANCE_DB_NAME
+    KEYSTONE_ADMIN_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_PORT
+    KEYSTONE_ADMIN_TOKEN
+    KEYSTONE_AUTH_PROTOCOL
+    KEYSTONE_DB_PASSWORD
+    NOVA_KEYSTONE_PASSWORD
+    NOVA_KEYSTONE_USER
+    ADMIN_TENANT_NAME
+    DB_ROOT_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_HOST
+    KEYSTONE_PUBLIC_SERVICE_HOST
+    MARIADB_SERVICE_HOST
+    GLANCE_REGISTRY_SERVICE_HOST
+    GLANCE_API_SERVICE_HOST
+    PUBLIC_IP
+
+# Glance-registry
+
+    MYSQL_ROOT_PASSWORD
+    GLANCE_KEYSTONE_PASSWORD
+    GLANCE_KEYSTONE_USER
+    GLANCE_DB_USER
+    GLANCE_DB_NAME
+    KEYSTONE_ADMIN_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_PORT
+    KEYSTONE_ADMIN_TOKEN
+    KEYSTONE_AUTH_PROTOCOL
+    KEYSTONE_DB_PASSWORD
+    NOVA_KEYSTONE_PASSWORD
+    NOVA_KEYSTONE_USER
+    ADMIN_TENANT_NAME
+    DB_ROOT_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_HOST
+    KEYSTONE_PUBLIC_SERVICE_HOST
+    MARIADB_SERVICE_HOST
+    GLANCE_REGISTRY_SERVICE_HOST
+    GLANCE_API_SERVICE_HOST
+    PUBLIC_IP
+
+# Nova-conductor
+
+    MYSQL_ROOT_PASSWORD
+    NOVA_KEYSTONE_PASSWORD
+    NOVA_KEYSTONE_USER
+    NOVA_DB_USER
+    NOVA_DB_NAME
+    KEYSTONE_ADMIN_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_PORT
+    KEYSTONE_ADMIN_TOKEN
+    KEYSTONE_AUTH_PROTOCOL
+    KEYSTONE_DB_PASSWORD
+    ADMIN_TENANT_NAME
+    DB_ROOT_PASSWORD
+    MYSQL_ROOT_PASSWORD
+    NOVA_KEYSTONE_PASSWORD
+    NOVA_KEYSTONE_USER
+    NOVA_DB_USER
+    NOVA_DB_NAME
+    KEYSTONE_ADMIN_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_PORT
+    KEYSTONE_ADMIN_TOKEN
+    KEYSTONE_AUTH_PROTOCOL
+    KEYSTONE_DB_PASSWORD
+    ADMIN_TENANT_NAME
+    DB_ROOT_PASSWORD
+    PUBLIC_INTERFACE
+    FLAT_INTERFACE
+    KEYSTONE_ADMIN_SERVICE_HOST
+    KEYSTONE_PUBLIC_SERVICE_HOST
+    MARIADB_SERVICE_HOST
+    RABBITMQ_SERVICE_HOST
+    GLANCE_API_SERVICE_HOST
+    NOVA_CONDUCTOR_SERVICE_HOST
+    NOVA_EC2_API_SERVICE_HOST
+    NOVA_EC2_SERVICE_HOST
+    PUBLIC_IP
+
+# Nova-api
+
+    MYSQL_ROOT_PASSWORD
+    NOVA_KEYSTONE_PASSWORD
+    NOVA_KEYSTONE_USER
+    NOVA_DB_USER
+    NOVA_DB_NAME
+    KEYSTONE_ADMIN_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_PORT
+    KEYSTONE_ADMIN_TOKEN
+    KEYSTONE_AUTH_PROTOCOL
+    KEYSTONE_DB_PASSWORD
+    ADMIN_TENANT_NAME
+    DB_ROOT_PASSWORD
+    PUBLIC_INTERFACE
+    FLAT_INTERFACE
+    KEYSTONE_ADMIN_SERVICE_HOST
+    KEYSTONE_PUBLIC_SERVICE_HOST
+    MARIADB_SERVICE_HOST
+    RABBITMQ_SERVICE_HOST
+    GLANCE_API_SERVICE_HOST
+    NOVA_API_SERVICE_HOST
+    NOVA_EC2_API_SERVICE_HOST
+    NOVA_EC2_SERVICE_HOST
+    PUBLIC_IP
+
+# Nova-compute
+
+    MYSQL_ROOT_PASSWORD
+    NOVA_KEYSTONE_PASSWORD
+    NOVA_KEYSTONE_USER
+    NOVA_DB_USER
+    NOVA_DB_NAME
+    KEYSTONE_ADMIN_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_PORT
+    KEYSTONE_ADMIN_TOKEN
+    KEYSTONE_AUTH_PROTOCOL
+    KEYSTONE_DB_PASSWORD
+    ADMIN_TENANT_NAME
+    DB_ROOT_PASSWORD
+    PUBLIC_INTERFACE
+    FLAT_INTERFACE
+    KEYSTONE_ADMIN_SERVICE_HOST
+    KEYSTONE_PUBLIC_SERVICE_HOST
+    MARIADB_SERVICE_HOST
+    RABBITMQ_SERVICE_HOST
+    GLANCE_API_SERVICE_HOST
+    NOVA_COMPUTE_SERVICE_HOST
+    NOVA_EC2_COMPUTE_SERVICE_HOST
+    NOVA_EC2_SERVICE_HOST
+    PUBLIC_IP
+
+# Nova-libvirt
+
+    None
+
+# Nova-scheduler
+
+    MYSQL_ROOT_PASSWORD
+    NOVA_KEYSTONE_PASSWORD
+    NOVA_KEYSTONE_USER
+    NOVA_DB_USER
+    NOVA_DB_NAME
+    KEYSTONE_ADMIN_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_PORT
+    KEYSTONE_ADMIN_TOKEN
+    KEYSTONE_AUTH_PROTOCOL
+    KEYSTONE_DB_PASSWORD
+    ADMIN_TENANT_NAME
+    DB_ROOT_PASSWORD
+    PUBLIC_INTERFACE
+    FLAT_INTERFACE
+    KEYSTONE_ADMIN_SERVICE_HOST
+    KEYSTONE_PUBLIC_SERVICE_HOST
+    MARIADB_SERVICE_HOST
+    RABBITMQ_SERVICE_HOST
+    GLANCE_API_SERVICE_HOST
+    NOVA_SCHEDULER_SERVICE_HOST
+    NOVA_EC2_SCHEDULER_SERVICE_HOST
+    NOVA_EC2_SERVICE_HOST
+    PUBLIC_IP
+
+# Nova-network
+
+    MYSQL_ROOT_PASSWORD
+    NOVA_KEYSTONE_PASSWORD
+    NOVA_KEYSTONE_USER
+    NOVA_DB_USER
+    NOVA_DB_NAME
+    KEYSTONE_ADMIN_PASSWORD
+    KEYSTONE_ADMIN_SERVICE_PORT
+    KEYSTONE_ADMIN_TOKEN
+    KEYSTONE_AUTH_PROTOCOL
+    KEYSTONE_DB_PASSWORD
+    ADMIN_TENANT_NAME
+    DB_ROOT_PASSWORD
+    PUBLIC_INTERFACE
+    FLAT_INTERFACE
+    KEYSTONE_ADMIN_SERVICE_HOST
+    KEYSTONE_PUBLIC_SERVICE_HOST
+    MARIADB_SERVICE_HOST
+    RABBITMQ_SERVICE_HOST
+    GLANCE_API_SERVICE_HOST
+    NOVA_NETWORK_SERVICE_HOST
+    NOVA_EC2_NETWORK_SERVICE_HOST
+    NOVA_EC2_SERVICE_HOST
+    PUBLIC_IP