[英]docker-compose postgres restart after running scripts in docker-entrypoint-initdb.d
[英]docker alpine postgres in compose not executing docker-entrypoint-initdb.d scripts
在docker compose中使用https://github.com/kiasaki/docker-alpine-postgres映像时,/ docker-entrypoint.initdb.d中的脚本未执行,因为我从日志中查看:
db_1 | LOG: database system was shut down at 2016-09-05 18:16:02 UTC
db_1 | LOG: MultiXact member wraparound protections are now enabled
db_1 | LOG: database system is ready to accept connections
db_1 | LOG: autovacuum launcher started
关键是,如果我独立构建Dockerfile并运行容器,它将执行文件夹中的sql文件,就像从日志中看到的那样:
waiting for server to start....LOG: database system was shut down at 2016-09-05 18:28:18 UTC
LOG: MultiXact member wraparound protections are now enabled
LOG: database system is ready to accept connections
LOG: autovacuum launcher started
done
server started
/docker-entrypoint.sh: running /docker-entrypoint-initdb.d/syna-setup.sql
CREATE TABLE
INSERT 0 1
CREATE TABLE
waiting for server to shut down...LOG: received fast shutdown request
.LOG: aborting any active transactions
LOG: autovacuum launcher shutting down
LOG: shutting down
LOG: database system is shut down
done
server stopped
LOG: database system was shut down at 2016-09-05 18:28:21 UTC
LOG: MultiXact member wraparound protections are now enabled
LOG: database system is ready to accept connections
LOG: autovacuum launcher started
LOG: received fast shutdown request
LOG: aborting any active transactions
LOG: autovacuum launcher shutting down
LOG: shutting down
LOG: database system is shut down
docker-compose.yml:
version: '2'
services:
db:
build: ./db
environment:
- POSTGRES_PASSWORD=testpass
restart: always
app:
build: ./app
ports:
- "5000:5000"
volumes:
- .:/app/src
depends_on:
- db
environment:
- DB_SERVER=postgres://postgres:testpass@db:5432/postgres
我在这里做错了什么?
更新为他用自己的Dockerfile,而不是从GitHub的链接。
您是否可以提供docker run命令,以便if I build the Dockerfile standalone and run the container, it will execute the sql files inside the folder
。 您应该在容器上安装一些目录,以便它可以找到SQL文件。
我在https://github.com/kiasaki/docker-alpine-postgres/blob/master/Dockerfile中阅读了Dockerfile,并问自己SQL文件在哪里? 它只是使目录不复制SQL文件
mkdir /docker-entrypoint-initdb.d
然后,在docker-entrypoint.sh
,检查是否有任何SQL文件要执行
for f in /docker-entrypoint-initdb.d/*; do
case "$f" in
*.sh) echo "$0: running $f"; . "$f" ;;
*.sql) echo "$0: running $f"; psql --username "$POSTGRES_USER" --dbname "$POSTGRES_DB" < "$f" && echo ;;
*) echo "$0: ignoring $f" ;;
esac
echo
done
我认为我们应该挂载一个SQL目录,例如
version: '2'
services:
db:
build: ./db
environment:
- POSTGRES_PASSWORD=testpass
restart: always
entrypoint:
- docker-entrypoint.sh
volumes:
- ./docker-entrypoint-initdb.d:/docker-entrypoint-initdb.d
- ./docker-entrypoint.sh:/docker-entrypoint.sh
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