Build and deploy on GHA

.github/workflows/ci.yml

@@ -22,11 +22,91 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+
       - uses: actions/setup-java@v4
         with:
           distribution: 'zulu'
           java-version: '22'
+
       - uses: gradle/actions/setup-gradle@v4
         with:
           cache-encryption-key: ${{ secrets.GRADLE_ENCRYPTION_KEY }}
-      - run: ./gradlew assemble check --no-configuration-cache
+
+      - run: ./gradlew assemble check
+  deploy:
+    name: Build and push container image to Google Artifact Registry, deploy to Cloud Run
+    needs: [ assemble-and-check ]
+    if: github.ref == 'refs/heads/main'
+    runs-on: ubuntu-latest
+    env:
+      CONTAINER_IMAGE: ${{ secrets.GCP_CONTAINER_IMAGE }}
+      REGION: ${{ secrets.GCP_REGION }}
+      SERVICE_NAME: ${{ secrets.GCP_SERVICE_NAME }}
+      CPU: 4
+      MEMORY: 2Gi
+      MIN_INSTANCES: 0
+      MAX_INSTANCES: 4
+      REQUEST_TIMEOUT: 30s
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: graalvm/setup-graalvm@v1
+        with:
+          distribution: 'graalvm-community'
+          java-version: '22'
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+
+      - uses: gradle/actions/setup-gradle@v4
+
+      - name: Build GraalVM native executable
+        run: ./gradlew nativeCompile --no-configuration-cache
+
+      - uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGION }}-docker.pkg.dev
+          username: _json_key
+          password: ${{ secrets.GCP_CREDENTIALS_JSON }}
+
+      - name: Add environment variable for short SHA
+        run: echo "SHA_SHORT=$(git rev-parse --short "$GITHUB_SHA")" >> "$GITHUB_ENV"
+
+      - name: Build and push container image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          tags: ${{ env.CONTAINER_IMAGE }}:${{ env.SHA_SHORT }},${{ env.CONTAINER_IMAGE }}:latest
+
+      - uses: google-github-actions/auth@v2
+        with:
+          credentials_json: ${{ secrets.GCP_CREDENTIALS_JSON }}
+
+      - uses: google-github-actions/setup-gcloud@v2
+
+      - name: Deploy to Cloud Run
+        run: |
+          gcloud run deploy ${{ env.SERVICE_NAME }} \
+            --image ${{ env.CONTAINER_IMAGE }}:${{ env.SHA_SHORT }} \
+            --region ${{ env.REGION }} \
+            --cpu ${{ env.CPU }} \
+            --memory ${{ env.MEMORY }} \
+            --timeout ${{ env.REQUEST_TIMEOUT }} \
+            --min-instances ${{ env.MIN_INSTANCES }} \
+            --max-instances ${{ env.MAX_INSTANCES }} \
+            --platform managed \
+            --allow-unauthenticated
+
+      - name: Cleanup old images
+        run: |
+          # Get all images except the most recent 2
+          IMAGES_TO_DELETE=$(gcloud artifacts docker images list ${{ env.CONTAINER_IMAGE }} \
+            --format="get(DIGEST)" \
+            --sort-by="~CREATE_TIME" | tail -n +3)
+
+          # Delete the older images
+          for DIGEST in $IMAGES_TO_DELETE; do
+            gcloud artifacts docker images delete ${{ env.CONTAINER_IMAGE }}@$DIGEST \
+              --delete-tags \
+              --quiet
+          done

Dockerfile

@@ -1,17 +1,5 @@
-# Build stage
-FROM ghcr.io/graalvm/graalvm-community:22 as build
+FROM ubuntu:latest
 
-WORKDIR /app
+COPY build/native/nativeCompile/kstreamlined-backend /app/kstreamlined-backend
 
-COPY . /app
-
-RUN ./gradlew nativeCompile --no-configuration-cache
-
-# Runtime stage
-FROM scratch
-
-COPY --from=build /app/build/native/nativeCompile/kstreamlined-backend /app
-
-ENTRYPOINT ["/app/"]
-
-EXPOSE 8000
+ENTRYPOINT ["/app/kstreamlined-backend"]

build.gradle.kts

@@ -34,6 +34,9 @@ graalvmNative {
             vendor.set(JvmVendorSpec.GRAAL_VM)
         }
         resources.autodetect()
+        buildArgs(
+            "-R:MaxHeapSize=100m",
+        )
     }
 }
 

src/main/resources/META-INF/native-image/predefined-classes-config.json

@@ -0,0 +1,8 @@
+[
+  {
+    "type":"agent-extracted",
+    "classes":[
+    ]
+  }
+]
+

src/main/resources/META-INF/native-image/reflect-config.json

@@ -945,36 +945,36 @@
 },
 {
   "name":"io.github.reactivecircus.kstreamlined.backend.schema.generated.types.FeedSource",
-  "queryAllDeclaredMethods":true,
-  "methods":[{"name":"getDescription","parameterTypes":[] }, {"name":"getKey","parameterTypes":[] }, {"name":"getTitle","parameterTypes":[] }]
+    "allDeclaredFields":true,
+    "allDeclaredMethods":true
 },
 {
   "name":"io.github.reactivecircus.kstreamlined.backend.schema.generated.types.FeedSourceKey"
 },
 {
   "name":"io.github.reactivecircus.kstreamlined.backend.schema.generated.types.KotlinBlog",
-  "queryAllDeclaredMethods":true,
-  "methods":[{"name":"getContentUrl","parameterTypes":[] }, {"name":"getDescription","parameterTypes":[] }, {"name":"getFeaturedImageUrl","parameterTypes":[] }, {"name":"getId","parameterTypes":[] }, {"name":"getPublishTime","parameterTypes":[] }, {"name":"getTitle","parameterTypes":[] }]
+    "allDeclaredFields":true,
+    "allDeclaredMethods":true
 },
 {
   "name":"io.github.reactivecircus.kstreamlined.backend.schema.generated.types.KotlinWeekly",
-  "queryAllDeclaredMethods":true,
-  "methods":[{"name":"getContentUrl","parameterTypes":[] }, {"name":"getId","parameterTypes":[] }, {"name":"getPublishTime","parameterTypes":[] }, {"name":"getTitle","parameterTypes":[] }]
+    "allDeclaredFields":true,
+    "allDeclaredMethods":true
 },
 {
   "name":"io.github.reactivecircus.kstreamlined.backend.schema.generated.types.KotlinWeeklyIssueEntry",
-  "queryAllDeclaredMethods":true,
-  "methods":[{"name":"getGroup","parameterTypes":[] }, {"name":"getSource","parameterTypes":[] }, {"name":"getSummary","parameterTypes":[] }, {"name":"getTitle","parameterTypes":[] }, {"name":"getUrl","parameterTypes":[] }]
+    "allDeclaredFields":true,
+    "allDeclaredMethods":true
 },
 {
   "name":"io.github.reactivecircus.kstreamlined.backend.schema.generated.types.KotlinYouTube",
-  "queryAllDeclaredMethods":true,
-  "methods":[{"name":"getContentUrl","parameterTypes":[] }, {"name":"getDescription","parameterTypes":[] }, {"name":"getId","parameterTypes":[] }, {"name":"getPublishTime","parameterTypes":[] }, {"name":"getThumbnailUrl","parameterTypes":[] }, {"name":"getTitle","parameterTypes":[] }]
+    "allDeclaredFields":true,
+    "allDeclaredMethods":true
 },
 {
   "name":"io.github.reactivecircus.kstreamlined.backend.schema.generated.types.TalkingKotlin",
-  "queryAllDeclaredMethods":true,
-  "methods":[{"name":"getContentUrl","parameterTypes":[] }, {"name":"getDuration","parameterTypes":[] }, {"name":"getId","parameterTypes":[] }, {"name":"getPublishTime","parameterTypes":[] }, {"name":"getSummary","parameterTypes":[] }, {"name":"getThumbnailUrl","parameterTypes":[] }, {"name":"getTitle","parameterTypes":[] }]
+    "allDeclaredFields":true,
+    "allDeclaredMethods":true
 },
 {
   "name":"io.ktor.client.HttpClient",
@@ -4279,10 +4279,30 @@
   "name":"reactor.core.publisher.FluxFirstWithSignal$RaceCoordinator",
   "fields":[{"name":"winner"}]
 },
+{
+  "name":"reactor.core.publisher.FluxGenerate$GenerateSubscription",
+  "fields":[{"name":"requested"}]
+},
 {
   "name":"reactor.core.publisher.FluxIterable$IterableSubscription",
   "fields":[{"name":"requested"}]
 },
+{
+  "name":"reactor.core.publisher.FluxLimitRequest$FluxLimitRequestSubscriber",
+  "fields":[{"name":"requestRemaining"}]
+},
+{
+  "name":"reactor.core.publisher.FluxOnErrorReturn$ReturnSubscriber",
+  "fields":[{"name":"requested"}]
+},
+{
+  "name":"reactor.core.publisher.FluxSubscribeOn$SubscribeOnSubscriber",
+  "fields":[{"name":"requested"}, {"name":"s"}, {"name":"thread"}]
+},
+{
+  "name":"reactor.core.publisher.FluxUsing$UsingFuseableSubscriber",
+  "fields":[{"name":"wip"}]
+},
 {
   "name":"reactor.core.publisher.Hooks"
 },
@@ -4321,6 +4341,10 @@
   "name":"reactor.core.publisher.MonoNext$NextSubscriber",
   "fields":[{"name":"wip"}]
 },
+{
+  "name":"reactor.core.publisher.MonoSubscribeOn$SubscribeOnSubscriber",
+  "fields":[{"name":"requested"}, {"name":"s"}, {"name":"thread"}]
+},
 {
   "name":"reactor.core.publisher.MonoWhen$WhenCoordinator",
   "fields":[{"name":"state"}]
@@ -4365,6 +4389,10 @@
   "name":"reactor.core.scheduler.BoundedElasticScheduler$BoundedState",
   "fields":[{"name":"markCount"}]
 },
+{
+  "name":"reactor.core.scheduler.WorkerTask",
+  "fields":[{"name":"future"}, {"name":"parent"}, {"name":"thread"}]
+},
 {
   "name":"reactor.netty.channel.ChannelOperations",
   "fields":[{"name":"outboundSubscription"}]
@@ -4377,6 +4405,10 @@
   "name":"reactor.netty.channel.FluxReceive",
   "fields":[{"name":"receiverCancel"}]
 },
+{
+  "name":"reactor.netty.channel.MonoSendMany$SendManyInner",
+  "fields":[{"name":"s"}, {"name":"wip"}]
+},
 {
   "name":"reactor.netty.contextpropagation.ChannelContextAccessor"
 },
@@ -4425,6 +4457,14 @@
 {
   "name":"reactor.tools.agent.ReactorDebugAgent"
 },
+{
+  "name":"reactor.util.concurrent.SpscArrayQueueConsumer",
+  "fields":[{"name":"consumerIndex"}]
+},
+{
+  "name":"reactor.util.concurrent.SpscArrayQueueProducer",
+  "fields":[{"name":"producerIndex"}]
+},
 {
   "name":"reactor.util.context.ReactorContextAccessor"
 },

src/main/resources/META-INF/native-image/serialization-config.json

@@ -0,0 +1,8 @@
+{
+  "types":[
+  ],
+  "lambdaCapturingTypes":[
+  ],
+  "proxies":[
+  ]
+}