add kafka and header propagation

.github/workflows/build-ip-visit-consumer.yaml

@@ -0,0 +1,35 @@
+name: Release ip visit consumer
+on:
+  push:
+    branches: [main]
+  workflow_dispatch:
+
+jobs:
+  image:
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: read
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Set up QEMU
+        id: qemu
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build and push
+        uses: docker/build-push-action@v3
+        with:
+          file: ip-visit-consumer/Dockerfile
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          context: ip-visit-consumer/
+          push: true
+          tags: |
+            ghcr.io/metalbear-co/playground-ip-visit-consumer:latest

certificate.yaml

@@ -0,0 +1,7 @@
+apiVersion: networking.gke.io/v1
+kind: ManagedCertificate
+metadata:
+  name: playground-metalbear-dev-cert
+spec:
+  domains:
+    - playground.metalbear.dev

ingress.yaml

@@ -0,0 +1,25 @@
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: playground-metalbear-dev-ingress
+  annotations:
+    networking.gke.io/managed-certificates: playground-metalbear-dev-cert
+    kubernetes.io/ingress.class: "gce"
+spec:
+  rules:
+  - http:
+      paths:
+      - path: /count
+        pathType: Prefix
+        backend:
+          service:
+            name: ip-visit-counter
+            port: 
+              number: 80
+      - path: /health
+        pathType: Prefix
+        backend:
+          service:
+            name: ip-visit-counter
+            port: 
+              number: 80

ip-visit-consumer/Dockerfile

@@ -0,0 +1,15 @@
+FROM --platform=$BUILDPLATFORM golang:1.20-alpine as build-env
+
+WORKDIR /app
+COPY go.mod ./
+COPY go.sum ./
+RUN go mod download
+COPY *.go ./
+
+RUN GOARCH=$TARGETARCH go build -o /main
+
+FROM gcr.io/distroless/static-debian11
+
+COPY --from=build-env /main /main
+
+CMD [ "/main" ]

ip-visit-consumer/README.md

@@ -0,0 +1,3 @@
+## ip-visit-consumer
+
+Simple service that reads ip messages from kafka topic and prints it.

ip-visit-consumer/app.yaml

@@ -0,0 +1,47 @@
+apiVersion: apps/v1 #  for k8s versions before 1.9.0 use apps/v1beta2  and before 1.8.0 use extensions/v1beta1
+kind: Deployment
+metadata:
+  name: ip-visit-consumer
+spec:
+  selector:
+    matchLabels:
+      app: "ip-visit-consumer"
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: ip-visit-consumer
+    spec:
+      containers:
+      - name: main
+        image: ghcr.io/metalbear-co/playground-ip-visit-consumer:latest
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+          limits:
+            cpu: 200m
+            memory: 200Mi
+        ports:
+        - containerPort: 80
+        livenessProbe:
+          httpGet:
+            path: /health
+            port: 80
+          initialDelaySeconds: 3
+          periodSeconds: 3
+        readinessProbe:
+          httpGet:
+            path: /health
+            port: 80
+          initialDelaySeconds: 3
+          periodSeconds: 3
+        env:
+        - name: PORT
+          value: "80"
+        - name: KAFKAADDRESS
+          value: "kafka:9092"
+        - name: KAFKATOPIC
+          value: "ip-visit"
+        - name: KAFKACONSUMERGROUP
+          value: "ip-visit-consumer"

ip-visit-consumer/go.mod

@@ -0,0 +1,50 @@
+module example/ip-visit-consumer
+
+go 1.20
+
+require (
+	github.com/gin-gonic/gin v1.9.0
+	github.com/redis/go-redis/v9 v9.0.2
+	github.com/spf13/viper v1.15.0
+)
+
+require (
+	github.com/bytedance/sonic v1.8.0 // indirect
+	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
+	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
+	github.com/fsnotify/fsnotify v1.6.0 // indirect
+	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/go-playground/locales v0.14.1 // indirect
+	github.com/go-playground/universal-translator v0.18.1 // indirect
+	github.com/go-playground/validator/v10 v10.11.2 // indirect
+	github.com/goccy/go-json v0.10.0 // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/klauspost/compress v1.15.9 // indirect
+	github.com/klauspost/cpuid/v2 v2.0.9 // indirect
+	github.com/leodido/go-urn v1.2.1 // indirect
+	github.com/magiconair/properties v1.8.7 // indirect
+	github.com/mattn/go-isatty v0.0.17 // indirect
+	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.6 // indirect
+	github.com/pierrec/lz4/v4 v4.1.15 // indirect
+	github.com/segmentio/kafka-go v0.4.42 // indirect
+	github.com/spf13/afero v1.9.3 // indirect
+	github.com/spf13/cast v1.5.0 // indirect
+	github.com/spf13/jwalterweatherman v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/subosito/gotenv v1.4.2 // indirect
+	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
+	github.com/ugorji/go/codec v1.2.9 // indirect
+	golang.org/x/arch v0.0.0-20210923205945-b76863e36670 // indirect
+	golang.org/x/crypto v0.5.0 // indirect
+	golang.org/x/net v0.7.0 // indirect
+	golang.org/x/sys v0.5.0 // indirect
+	golang.org/x/text v0.7.0 // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)