Commit 266bee92 authored by Michael Kebe's avatar Michael Kebe Committed by Pierre Smeyers
Browse files

feat: add automatic namespace creation (when it doesn't exist)

parent 042f506e

README.md

+1 −0
Original line number Diff line number Diff line
@@ -395,6 +395,7 @@ The Kubernetes template uses some global configuration used throughout all jobs. 
| `scripts-dir` / `K8S_SCRIPTS_DIR` | directory where k8s scripts (hook scripts) are located                                                                                                                  | `.` _(root project dir)_                                                                               |

| `kustomize-enabled` / `K8S_KUSTOMIZE_ENABLED` | Set to `true` to force using [Kustomize](https://kubectl.docs.kubernetes.io/references/kustomize/kustomization/)                                                        | _none_ (disabled)                                                                                      |

| `kustomize-args` / `K8S_KUSTOMIZE_ARGS` | Additional [`kubectl kustomize` options](https://kubernetes.io/docs/reference/generated/kubectl/kubectl-commands#kustomize)<br/>_for example: `--enable-helm`_ | _none_                                                                                               |

| `create-namespace` / `K8S_CREATE_NAMESPACE_ENABLED` | Set to `true` to enable automatic namespace creation  | `false`                                                                                               |

| `DOCKER_CONTAINER_STABLE_IMAGE` | Docker image name to use for staging/prod                                                                                                                               | **has to be defined when not chaining execution from Docker template**                                 |

| `DOCKER_CONTAINER_UNSTABLE_IMAGE` | Docker image name to use for review                                                                                                                                     | **has to be defined when not chaining execution from Docker template**                                 |

kicker.json

+6 −0
Original line number Diff line number Diff line
@@ -58,6 +58,12 @@ 
      "name": "K8S_KUSTOMIZE_ARGS",

      "description": "Additional [`kubectl kustomize` options](https://kubernetes.io/docs/reference/generated/kubectl/kubectl-commands#kustomize)\n\n_For example: `--enable-helm`_",

      "advanced": true

    },

    {

      "name": "K8S_CREATE_NAMESPACE_ENABLED",

      "description": "Set to `true` to enable automatic namespace creation",

      "type": "boolean",

      "advanced": true

    }

  ],

  "features": [

templates/gitlab-ci-k8s.yml

+15 −0
Original line number Diff line number Diff line
@@ -43,6 +43,10 @@ spec: 


        _For example: `--enable-helm`_

      default: ''

    create-namespace-enabled:

      description: Creates the namespace, if it doesn't exist

      type: boolean

      default: false

    score-disabled:

      description: Disable kube-score

      type: boolean
@@ -181,6 +185,7 @@ variables: 
  K8S_ENVIRONMENT_URL: $[[ inputs.environment-url ]]

  K8S_KUSTOMIZE_ENABLED: $[[ inputs.kustomize-enabled ]]

  K8S_KUSTOMIZE_ARGS: $[[ inputs.kustomize-args ]]

  K8S_CREATE_NAMESPACE_ENABLED: $[[ inputs.create-namespace-enabled ]]

  K8S_SCORE_DISABLED: $[[ inputs.score-disabled ]]

  K8S_SCORE_EXTRA_OPTS: $[[ inputs.score-extra-opts ]]

  K8S_REVIEW_SPACE: $[[ inputs.review-space ]]
@@ -490,6 +495,16 @@ stages: 
      kubectl config use-context gitlab-k8s-cluster

    fi



    if ! kubectl get namespace "$k8s_namespace" > /dev/null 2>&1; then

      if [[ "${K8S_CREATE_NAMESPACE_ENABLED}" == "true" ]]

      then

        log_info "--- Namespace \\e[33;1m${k8s_namespace}\\e[0m does not exist: create..."

        kubectl create namespace "$k8s_namespace" --save-config

      else

        log_warn "--- Namespace \\e[33;1m${k8s_namespace}\\e[0m does not exist: set K8S_CREATE_NAMESPACE_ENABLED=true to enable automatic namespace creation"

      fi

    fi

    

    kubectl config set-context --current --namespace="$k8s_namespace"



    log_info "--- \\e[32mlogin\\e[0m"