drone-kubectl

Drone CI plugin that allows you to use preconfigured kubectl

Example

.drone.yaml

kind: pipeline
type: docker
name: default
steps:
- name: deploy
  image: w1ck3dg0ph3r/drone-kubectl:latest
  settings:
    myapp_image_tag: ${DRONE_COMMIT:0:8}
    server:
      from_secret: k8s_server
    cert:
      from_secret: k8s_cert
    token:
      from_secret: k8s_token
  commands:
    - kubectl apply -f deployment.yaml

deployment.yaml

# ...
  template:
    metadata:
      labels:
        app: myapp
        commit: ${DRONE_COMMIT_LINK}
        version: ${DRONE_SEMVER}
    spec:
      containers:
      - name: myapp
        image: docker.example.com/myapp:${PLUGIN_MYAPP_IMAGE_TAG}
# ...

Settings

Name	Description
server	Server url (e.g. https://xxx.xxx.xxx.xxx:6443).
cert	Server TLS certificate, base64 encoded. If not specified, TLS verification will be skipped.
user	Account name. If not specified, default is used.
token	Account token (e.g. default:ney2cm73c3pfmtpbmx7nehhxsvxsjbyejf23zy48jy8p2qfxhfgec2)
namespace	Default namespace to use. If not specified, namespace default is used.
substitute	List of extra files to run variables substitution on.

Any additional settings provided will be available for variable substitution alongside Drone defined environment variables under the name PLUGIN_<uppercase settings name>.

Variable Substitution

The variable substitution is performed on any .yaml file, referenced in kubectl commands using envsubst. If you need extra files to be processed, specify them in substitute setting.

Building Image

Build arguments

Argument	Description
KUBECTL_VERSION	kubectl version to download. Possible values are latest, stable or exact version (e.g. v1.17.3). The default is stable.

Inspired by sinlead/drone-kubectl