修改docker容器中java应用进程ID非1

#!/bin/bash

# 修改镜像
sed -i s#openjdk:8-alpine3.9#\${IMAGE}#g docker-compose.yml

sed -i '6a \
  openjdk-8-alpine3.9-tini: \
    image: openjdk:8-alpine3.9-tini \
    build: \
      context: ./ \
      dockerfile: Dockerfile \
' \
docker-compose.yml

cat >> Dockerfile << EOF
FROM openjdk:8-alpine3.9
RUN apk add --no-cache tini
ENTRYPOINT ["tini"]
EOF

# 修改变量
mv common.env .env
echo 'IMAGE=openjdk:8-alpine3.9-tini' >> .env
cat .env

# 重新构建镜像和容器
docker-compose down
docker-compose build
docker-compose up -d