Add push-image action, small fixes (#21)

* Add push-image action

* Update example

.github/workflows/push-image.yaml

@@ -0,0 +1,77 @@
+name: Push Image
+
+on:
+  push:
+    # Sequence of patterns matched against refs/tags
+    tags:
+    - 'v*' # Push events to matching v*, i.e. v1.0, v20.15.10
+
+jobs:
+  push:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Prepare
+        id: prep
+        run: |
+          DOCKER_IMAGE=${GITHUB_REPOSITORY}
+          VERSION=noop
+          if [ "${{ github.event_name }}" = "schedule" ]; then
+            VERSION=nightly
+          elif [[ $GITHUB_REF == refs/tags/* ]]; then
+            VERSION=${GITHUB_REF#refs/tags/}
+          elif [[ $GITHUB_REF == refs/heads/* ]]; then
+            VERSION=$(echo ${GITHUB_REF#refs/heads/} | sed -r 's#/+#-#g')
+            if [ "${{ github.event.repository.default_branch }}" = "$VERSION" ]; then
+              VERSION=edge
+            fi
+          elif [[ $GITHUB_REF == refs/pull/* ]]; then
+            VERSION=pr-${{ github.event.number }}
+          fi
+          TAGS="${DOCKER_IMAGE}:${VERSION}"
+          if [[ $VERSION =~ ^v[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
+            MINOR=${VERSION%.*}
+            MAJOR=${MINOR%.*}
+            TAGS="$TAGS,${DOCKER_IMAGE}:${MINOR},${DOCKER_IMAGE}:${MAJOR},${DOCKER_IMAGE}:latest"
+          elif [ "${{ github.event_name }}" = "push" ]; then
+            TAGS="$TAGS,${DOCKER_IMAGE}:sha-${GITHUB_SHA::8}"
+          fi
+          echo ::set-output name=version::${VERSION}
+          echo ::set-output name=tags::${TAGS}
+          echo ::set-output name=created::$(date -u +'%Y-%m-%dT%H:%M:%SZ')
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Cache Docker layers
+        uses: actions/cache@v2
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push
+        id: docker_build
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.prep.outputs.tags }}
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache

Makefile

@@ -9,7 +9,7 @@ q3: gen
 gen: ## Generate and embed templates
 	@go run tools/genstatic.go public public
 
-VERSION ?= v1.0.5
+VERSION ?= latest
 IMAGE   ?= docker.io/criticalstack/quake:$(VERSION)
 
 .PHONY: build

README.md

@@ -1,3 +1,5 @@
+![Build Status](https://github.com/criticalstack/quake-kube/workflows/Push%20Image/badge.svg)
+
 # QuakeKube
 
 QuakeKube is a Kubernetes-ified version of [QuakeJS](https://github.com/inolen/quakejs) that runs a dedicated [Quake 3](https://en.wikipedia.org/wiki/Quake_III_Arena) server in a Kubernetes Deployment, and then allow clients to connect via QuakeJS in the browser.

example.yaml

@@ -1,16 +1,16 @@
 apiVersion: apps/v1
 kind: Deployment
 metadata:
-  name: quakejs
+  name: quake
 spec:
   selector:
     matchLabels:
-      run: quakejs
+      run: quake
   replicas: 1
   template:
     metadata:
       labels:
-        run: quakejs
+        run: quake
       annotations:
         prometheus.io/scrape: 'true'
         prometheus.io/port: '8080'
@@ -20,9 +20,9 @@ spec:
         - q3
         - server
         - --config=/config/config.yaml
-        - --content-server=http://localhost:9090
+        - --content-server=http://127.0.0.1:9090
         - --agree-eula
-        image: docker.io/criticalstack/quake:v1.0.5
+        image: docker.io/criticalstack/quake:latest
         name: server
         ports:
         - containerPort: 8080
@@ -40,7 +40,7 @@ spec:
         - q3
         - content
         - --seed-content-url=http://content.quakejs.com
-        image: docker.io/criticalstack/quake:v1.0.5
+        image: docker.io/criticalstack/quake:latest
         name: content-server
         ports:
         - containerPort: 9090
@@ -57,11 +57,11 @@ spec:
 apiVersion: v1
 kind: Service
 metadata:
-  name: quakejs
+  name: quake
 spec:
   type: NodePort
   selector:
-    run: quakejs
+    run: quake
   ports:
     - port: 8080
       targetPort: 8080

internal/quake/content/router.go

@@ -7,6 +7,7 @@ import (
 	"net/http"
 	"os"
 	"path/filepath"
+	"regexp"
 	"strings"
 
 	"github.com/labstack/echo/v4"
@@ -55,10 +56,7 @@ func NewRouter(cfg *Config) (*echo.Echo, error) {
 		return c.JSONPretty(http.StatusOK, files, "   ")
 	})
 	e.GET("/assets/*", func(c echo.Context) error {
-		path := filepath.Join(cfg.AssetsDir, c.Param("*"))
-		d, f := filepath.Split(path)
-		f = f[strings.Index(f, "-")+1:]
-		path = filepath.Join(d, f)
+		path := filepath.Join(cfg.AssetsDir, trimAssetName(c.Param("*")))
 		if _, err := os.Stat(path); os.IsNotExist(err) {
 			return c.String(http.StatusNotFound, "file not found")
 		}
@@ -131,3 +129,11 @@ func NewRouter(cfg *Config) (*echo.Echo, error) {
 	})
 	return e, nil
 }
+
+var assetPattern = regexp.MustCompile(`(\d+-)`)
+
+// trimAssetName returns a path string that has been prefixed with a crc32
+// checksum.
+func trimAssetName(s string) string {
+	return assetPattern.ReplaceAllLiteralString(s, "")
+}