Built-in Component Types

RAPD provides several built-in component types. The specification description for each component follows the same data schema, and the characteristics of different component types are determined by the “traits” they contain.

Webservice Container

Containerized workload components provides services via network endpoints.

Specification

Component Type	Category	Description
webservice.container	Workload	Containerized webservice component.

Cluster Type	Built-in	Description
kubernetes	v	Kubernetes clusters may be the deployment targets of containerized webservice components.

Worker Container

Containerized workload components for processing jobs in the background.

Specification

Component Type	Category	Description
worker.container	Workload	Containerized worker component.

Cluster Type	Built-in	Description
kubernetes	v	Kubernetes clusters may be the deployment targets of containerized worker components.

StatefulSet Container

Containerized workload components provides stateful services via network endpoints.

Specification

Component Type	Category	Description
statefulset.container	Workload	Containerized worker component.

Cluster Type	Built-in	Description
kubernetes	v	Kubernetes clusters may be the deployment targets of containerized worker components.

MySQL Database

MySQL-compatible database service.

Example

apiVersion: po.rapd.app/v1beta1
kind: Application
metadata:
  labels:
    auto.mavis.work/environment: default
  name: mysql-app
spec:
  version: "1.0"
  revisionHistory: 3
  components:
    - type: database.mysql
      name: mysql
      target: bind-mysql

Specification

Component Type	Category	Description
database.mysql	Support service	MySQL database. Multiple MySQL databases might be provided by a single MySQL cluster.

Cluster Type	Built-in	Description
mysql.gcp-cloudsql		GCP Cloud SQL for MySQL

Connection Secret

Name	Type	Required	Default	Description
host	string	v
port	string	v
username	string	v		login username
password	string	v		login password
db	string			Connecting database If non-exist, it indicates that this user has privileges across all databases

PostgreSQL Database

PostgreSQL-compatible database service.

Example

apiVersion: po.rapd.app/v1beta1
kind: Application
metadata:
  labels:
    auto.mavis.work/environment: default
  name: postgres-app
spec:
  version: "1.0"
  revisionHistory: 3
  components:
    - type: database.postgresql
      name: mypostgres
      target: bind-postgres

Specification

Component Type	Category	Description
database.postgredql	Support service	PostgreSQL database. Multiple PostgreSQL databases might be provided by a single PostgreSQL cluster.

Cluster Type	Built-in	Description
postgresql.gcp-cloudsql		GCP Cloud SQL for PostrgreSQL

Connection Secret

Name	Type	Required	Default	Description
host	string	v
port	string	v
username	string	v		login username
password	string	v		login password
db	string	v		Connecting database
schema	string			Connecting schema If non-exist, it indicates that this user has privileges on database and all schemas on this database

Redis Service

Redis caching service.

Example

apiVersion: po.rapd.app/v1beta1
kind: Application
metadata:
  labels:
    auto.mavis.work/environment: default
  name: redis-app-gcp
spec:
  version: "1.0"
  revisionHistory: 3
  components:
    - type: caching.redis
      name: redis
      target: bind-redis-gcp

Specification

Component Type	Category	Description
caching.redis	Support service	Redis caching service.

Cluster Type	Built-in	Description
redis.gcp-cluster	v	GCP Memorystore

Connection Secret

Name	Type	Required	Default	Description
host	string	v
port	string	v
username	string		""	An empty username indicates that connecting to Redis does not require a username
password	string		""	An empty password indicates that connecting to Redis does not require a password
db	string			Connecting database If non-exist, it indicates that this user has privileges across all databases

API Gateway

The component supports Kuberntes Gateway API. This component is a dependency for webservice components to work properly.

Example

apiVersion: po.rapd.app/v1beta1
kind: Application
metadata:
  labels:
    auto.mavis.work/environment: default
  name: gateway
spec:
  version: "1.0"
  revisionHistory: 3
  components:
    - type: networking.api-gateway
      name: kong
      target: default

Specification

Component Type	Category	Description
networking.api-gateway	Support service	API gateway.

Cluster Type	Built-in	Description
kubernetes	v	Using Kong gateway to support the Gateway API behind the scene。