feat: add gcp-pubsub-emulator provisioner for score-compose

README.md

@@ -18,6 +18,7 @@ score-compose init --provisioners https://raw.githubusercontent.com/score-spec/c
 | 10-dns-with-url.provisioners.yaml                       | `dns`                       | (any)   | (none)                                  | `host`, `url`             | Outputs a `*.localhost` domain as the hostname and associated URL in http on port `8080`.
 | 10-endpoint-with-microcks.provisioners.yaml             | `endpoint`                  | (any)   | `port`, `openapi_file`, `openapi_title` | `url`                     | Outputs an endpoint URL for connecting to an other workload (a Microcks mock is generated if not found).
 | 10-env.provisioners.yaml                                | `environment`               | (any)   | (none)                                  | (none)                    | Loads environment variables from a local `.env` file.
+| 10-gcp-pubsub-emulator.provisioners.yaml                | `gcp-pubsub-emulator`       | (any)   | `project_id`                            | `host`, `port`, `project_id`, `emulator_host` | Generates a Google Cloud Pub/Sub Emulator service for local development.
 | 10-hpa.provisioners.yaml                                | `horizontal-pod-autoscaler` | (any)   | (none)                                  | (none)                    | Generates an empty object because HPA is not supported in Docker Compose.
 | 10-dmr-llm-model-via-curl-cmd.provisioners.yaml         | `llm-model`                 | (any)   | `model`                                 | `model`, `url`, `api-key` | Runs `curl` to download the model with the Docker Model Runner (DMR).
 | 10-dmr-llm-model-via-curl-service.provisioners.yaml     | `llm-model`                 | (any)   | `model`                                 | `model`, `url`, `api-key` | Generates a `curl` service downloading the model with the Docker Model Runner (DMR).

gcp-pubsub-emulator/score-compose/10-gcp-pubsub-emulator.provisioners.yaml

@@ -0,0 +1,40 @@
+# GCP Pub/Sub Emulator provisioner
+# For local development and testing without connecting to real GCP
+- uri: template://community-provisioners/gcp-pubsub-emulator
+  type: gcp-pubsub-emulator
+  description: Generates a Google Cloud Pub/Sub Emulator service for local development.
+  supported_params:
+    - project_id
+  init: |
+    port: 8085
+    randomServiceName: pubsub-emulator-{{ randAlphaNum 6 | lower }}
+    defaultProjectId: test-project-{{ randAlphaNum 6 | lower }}
+  state: |
+    serviceName: {{ dig "serviceName" .Init.randomServiceName .State | quote }}
+    projectId: {{ dig "projectId" (.Params.project_id | default .Init.defaultProjectId) .State | quote }}
+  outputs: |
+    host: {{ .State.serviceName }}
+    port: {{ .Init.port }}
+    project_id: {{ .State.projectId }}
+    emulator_host: {{ .State.serviceName }}:{{ .Init.port }}
+  expected_outputs:
+    - host
+    - port
+    - project_id
+    - emulator_host
+  services: |
+    {{ .State.serviceName }}:
+      labels:
+        dev.score.compose.res.uid: {{ .Uid }}
+      image: gcr.io/google.com/cloudsdktool/google-cloud-cli:emulators
+      command:
+        - gcloud
+        - beta
+        - emulators
+        - pubsub
+        - start
+        - --host-port=0.0.0.0:{{ .Init.port }}
+        - --project={{ .State.projectId }}
+      restart: always
+  info_logs: |
+    - "{{ .Uid }}: Pub/Sub Emulator is running at {{ .State.serviceName }}:{{ .Init.port }}"

gcp-pubsub-emulator/score.yaml

@@ -0,0 +1,18 @@
+apiVersion: score.dev/v1b1
+metadata:
+  name: my-workload
+containers:
+  my-container:
+    image: busybox
+    command: ["/bin/sh"]
+    args: ["-c", "while true; do echo $PUBSUB_EMULATOR_HOST; sleep 5; done"]
+    variables:
+      PUBSUB_HOST: "${resources.pubsub.host}"
+      PUBSUB_PORT: "${resources.pubsub.port}"
+      PUBSUB_PROJECT_ID: "${resources.pubsub.project_id}"
+      PUBSUB_EMULATOR_HOST: "${resources.pubsub.emulator_host}"
+resources:
+  pubsub:
+    type: gcp-pubsub-emulator
+    params:
+      project_id: my-test-project