Dockerfile

Golang

Single

• Alpine Linux

  FROM public.ecr.aws/docker/library/alpine
  
  WORKDIR /app
  
  COPY main .
  
  RUN apk --no-cache add curl
  
  RUN adduser -D app \
      && chown -R app:app /app \
      && chmod 755 /app
  USER app
  
  CMD ["./main"]
  

• Amazon Linux

  FROM public.ecr.aws/amazonlinux/amazonlinux:2023
  
  WORKDIR /app
  
  COPY main .
  
  RUN yum install -y shadow-utils
  
  RUN useradd app \
      && chown -R app:app /app \
      && chmod 755 /app
  USER app
  
  CMD ["./main"]
  

Multi

FROM public.ecr.aws/docker/library/golang:alpine AS builder

WORKDIR /build

COPY main.go ./

RUN go mod init main && go mod tidy

RUN go build -o main .

FROM public.ecr.aws/docker/library/alpine

WORKDIR /app

COPY --from=builder /build/main .

RUN apk --no-cache add curl

RUN adduser -D app \
    && chown -R app:app /app \
    && chmod 755 /app
USER app

CMD ["./main"]

Python

FROM public.ecr.aws/docker/library/python:3.9-alpine

WORKDIR /app
COPY app.py requirements.txt ./

RUN apk --no-cache add curl
RUN pip3 install -r requirements.txt

RUN adduser -D app \
    && chown -R app:app /app \
    && chmod 755 /app
USER app

CMD ["python3", "app.py"]

Java

Single

FROM public.ecr.aws/docker/library/amazoncorretto:17-alpine

WORKDIR /app

RUN apk --no-cache add curl

COPY build/libs/*-SNAPSHOT.jar app.jar

RUN adduser -D app \
    && chown -R app:app /app \
    && chmod 755 /app
USER app

CMD ["java","-jar","./app.jar"]

Multi

FROM public.ecr.aws/docker/library/gradle:jdk17-alpine AS builder

WORKDIR /

COPY *.gradle .
COPY src src

RUN gradle clean build -x test --no-daemon

FROM public.ecr.aws/docker/library/amazoncorretto:17-alpine

WORKDIR /app

RUN apk --no-cache add curl

COPY --from=builder /build/libs/*.jar app.jar

RUN adduser -D app \
    && chown -R app:app /app \
    && chmod 755 /app
USER app

CMD ["java","-jar","./app.jar"]