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| # Dockerfile References: https://docs.docker.com/engine/reference/builder/ | ||
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| # Start from the latest golang base image | ||
| FROM golang:1.16-alpine as builder | ||
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| # Add Maintainer Info | ||
| LABEL maintainer="Kenrique Ortega <[email protected]>" | ||
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| # Set the Current Working Directory inside the container | ||
| WORKDIR /app | ||
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| # Copy go mod and sum files | ||
| COPY go.mod go.sum ./ | ||
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| # Download all dependencies. Dependencies will be cached if the go.mod and go.sum files are not changed | ||
| RUN go mod download | ||
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| # Copy the source from the current directory to the Working Directory inside the container | ||
| COPY . . | ||
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| # Build the Go app | ||
| RUN go build -ldflags "-s -w" -o /app/ngonx cmd/main.go | ||
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| ######## Start a new stage from scratch ####### | ||
| FROM alpine:latest | ||
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| RUN apk --no-cache add ca-certificates | ||
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| # Build Args | ||
| ARG APP_DIR=/app | ||
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| # Create APP Directory | ||
| RUN mkdir -p ${APP_DIR} | ||
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| WORKDIR /app/ | ||
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| # Copy the Pre-built binary file from the previous stage | ||
| COPY --from=builder /app/ngonx . | ||
| COPY --from=builder /app/ngonx.yaml . | ||
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| # Expose port 8080 to the outside world | ||
| EXPOSE 8080 | ||
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| # Declare volumes to mount | ||
| VOLUME [${APP_DIR}] | ||
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| # Command to run the executable | ||
| CMD ["./ngonx"] |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,49 @@ | ||
| --- | ||
| apiVersion: apps/v1 | ||
| kind: Deployment # Type of Kubernetes resource | ||
| metadata: | ||
| name: ngonx-proxy # Name of the Kubernetes resource | ||
| spec: | ||
| replicas: 3 # Number of pods to run at any given time | ||
| selector: | ||
| matchLabels: | ||
| app: ngonx-proxy # This deployment applies to any Pods matching the specified label | ||
| template: # This deployment will create a set of pods using the configurations in this template | ||
| metadata: | ||
| labels: # The labels that will be applied to all of the pods in this deployment | ||
| app: ngonx-proxy | ||
| spec: # Spec for the container which will run in the Pod | ||
| containers: | ||
| - name: ngonx-proxy | ||
| image: kenriortega/ngonx-proxy:0.1.0 | ||
| imagePullPolicy: Always | ||
| ports: | ||
| - containerPort: 8080 # Should match the port number that the Go application listens on | ||
| livenessProbe: # To check the health of the Pod | ||
| httpGet: | ||
| path: /health | ||
| port: 8080 | ||
| scheme: HTTP | ||
| initialDelaySeconds: 5 | ||
| periodSeconds: 15 | ||
| timeoutSeconds: 5 | ||
| readinessProbe: # To check if the Pod is ready or not | ||
| httpGet: | ||
| path: /readiness | ||
| port: 8080 | ||
| scheme: HTTP | ||
| initialDelaySeconds: 5 | ||
| timeoutSeconds: 1 | ||
| --- | ||
| apiVersion: v1 | ||
| kind: Service # Type of kubernetes resource | ||
| metadata: | ||
| name: ngonx-proxy-service # Name of the resource | ||
| spec: | ||
| type: NodePort # If you're deploying on cloud, you can use `type: LoadBalancer`. It will automatically provision a load balancer with the cloud provider that will route traffic to your application. | ||
| ports: # Take incoming HTTP requests on port 9090 and forward them to the targetPort of 8080 | ||
| - name: http | ||
| port: 9090 | ||
| targetPort: 8080 | ||
| selector: | ||
| app: ngonx-proxy # Map any pod with name ngonx-proxy to this service |