部署Go應(yīng)用到Google Cloud的最有效方式是使用Cloud Run。1. 準(zhǔn)備Go應(yīng)用，確保其通過PORT環(huán)境變量監(jiān)聽端口，并在本地運(yùn)行測試。2. 使用Dockerfile容器化應(yīng)用，基于golang:alpine鏡像構(gòu)建并導(dǎo)出為輕量鏡像。3. 通過gcloud CLI登錄GCR，標(biāo)記鏡像為gcr.io/[PROJECT-ID]/go-app:v1并推送至Google Container Registry。4. 使用gcloud run deploy命令將鏡像部署到Cloud Run，指定項(xiàng)目ID、區(qū)域和公開訪問權(quán)限，部署后獲得HTTPS URL，應(yīng)用即可全球訪問。整個(gè)流程實(shí)現(xiàn)無服務(wù)器、自動(dòng)擴(kuò)縮容和按使用計(jì)費(fèi)。
Deploying a Go application to Google Cloud is straightforward once you understand the core steps. The most common and effective way is using Google Cloud Run, a managed compute platform that allows you to run stateless containers. Here’s how to do it.
1. Prepare Your Go Application
Make sure your Go app is working locally and listens on a port, typically pulled from the PORT environment variable (required by Google Cloud).
- Create a simple main.go if you don’t have one:
import (
??"fmt"
??"log"
??"net/http"
??"os"
)
func handler(w http.ResponseWriter, r *http.Request) {
??fmt.Fprintf(w, "Hello, World! This is a Go app on Google Cloud.")
}
func main() {
??port := os.Getenv("PORT")
??if port == "" {
????port = "8080"
??}
??http.HandleFunc("/", handler)
??log.Printf("Starting server on port %s", port)
??log.Fatal(http.ListenAndServe(":" port, nil))
}
- Test it locally: go run main.go and visit http://localhost:8080.
2. Containerize with Docker
Create a Dockerfile in your project root:
# Use the official Golang imageFROM golang:alpine AS builder
WORKDIR /app
COPY . .
RUN go build -o main .
# Lightweight runtime stage
FROM alpine:latest
RUN apk --no-cache add ca-certificates
WORKDIR /root/
COPY --from=builder /app/main .
EXPOSE 8080
CMD ["./main"]
- Build the image: docker build -t go-app .
- Test it: docker run -p 8080:8080 go-app
3. Push to Google Container Registry (GCR)
You’ll need the Google Cloud SDK (gcloud CLI) installed and configured.
- Authenticate Docker with GCR: gcloud auth configure-docker
- Tag your image for GCR:
docker tag go-app gcr.io/[PROJECT-ID]/go-app:v1
(Replace [PROJECT-ID] with your actual Google Cloud project ID.) - Push the image:
docker push gcr.io/[PROJECT-ID]/go-app:v1
4. Deploy to Cloud Run
Now deploy your container to Cloud Run via the CLI or Console.
- Using gcloud:
gcloud run deploy go-app --image gcr.io/[PROJECT-ID]/go-app:v1 --platform managed --region us-central1 --allow-unauthenticated - This command deploys the app globally accessible over HTTPS.
- On first deployment, you may need to enable the Cloud Run API when prompted.
Once deployed, you’ll get a URL like https://go-app-[hash].a.run.app. Visit it — your Go app is live!
Basically that’s it. You’ve built a Go app, containerized it, pushed to GCR, and deployed on Cloud Run. No servers to manage, scales automatically, and billing is usage-based.
以上是如何將 golang 應(yīng)用程序部署到 Google Cloud的詳細(xì)內(nèi)容。更多信息請關(guān)注PHP中文網(wǎng)其他相關(guān)文章！
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