Add config to publish on Snapcraft (#560)

Author: lucacome

.github/workflows/ci.yml

@@ -150,6 +150,18 @@ jobs:
         uses: sigstore/cosign-installer@1fc5bd396d372bee37d608f955b336615edf79c8 # v3.2.0
         if: github.ref_type == 'tag'
 
+      - name: Setup Snapcraft
+        run: |
+          sudo apt-get update
+          sudo apt-get -yq --no-install-suggests --no-install-recommends install snapcraft
+          mkdir -p $HOME/.cache/snapcraft/download
+          mkdir -p $HOME/.cache/snapcraft/stage-packages
+        if: github.ref_type == 'tag'
+
+      - name: Login to Snapcraft
+        run: snapcraft login --with <(echo "${{ secrets.SNAPCRAFT_LOGIN }}")
+        if: github.ref_type == 'tag'
+
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@7ec5c2b0c6cdda6e8bbb49444bc797dd33d74dd8 # v5.0.0
         with:

.goreleaser.yml

@@ -82,3 +82,21 @@ milestones:
 
 snapshot:
   name_template: 'edge'
+
+snapcrafts:
+  - name_template: '{{ .ProjectName }}_{{ .Arch }}{{ if .Arm }}v{{ .Arm }}{{ end }}'
+    title: NGINX Prometheus Exporter
+    summary: NGINX Prometheus Exporter for NGINX and NGINX Plus
+    description: |
+      NGINX Prometheus exporter fetches the metrics from NGINX or NGINX Plus,
+      converts the metrics into appropriate Prometheus metrics types and finally exposes
+      them via an HTTP server to be collected by Prometheus.
+    grade: stable
+    confinement: strict
+    publish: true
+    license: 'Apache-2.0'
+    apps:
+      nginx-prometheus-exporter:
+        command: nginx-prometheus-exporter
+        plugs: ["network", "network-bind"]
+    disable: "{{ if .IsSnapshot }}true{{ end }}"