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无法连接到公开的Docker端口

[英]Cannot connect to exposed Docker port

我正在使用最新的Docker Toolbox在OS X上运行Docker。

Docker version 1.10.2, build c3959b1
docker-machine version 0.6.0, build e27fb87
docker-compose version 1.6.0, build d99cad6

我从以下Dockerfile构建的容器中有一个Java应用程序:

FROM <my internal registry>/java:8

ENTRYPOINT ["java", "-cp", "/var/app/scheduler/scheduler-jar-with-dependencies.jar", "com.myapp.scheduler.Application"]

和docker-compose.yml:

scheduler:
  image: <my internal registry>/scheduler
  command: -Dspring.profiles.active=local -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5050
  environment:
    TERM: xterm
  ports:
    - "4567:4567" # http port
    - "5050:5050" # java debug port
  volumes:
    - $SCHEDULER_GIT_ROOT/target:/var/app/scheduler
    - $LOG/scheduler:/var/log/scheduler

提起容器时,可以使用虚拟机IP(192.168.99.100:4567)从浏览器访问http端口。 但是,无论将端口更改为什么,我都无法将调试器连接到调试端口,也无法通过telnet完全访问该端口。 docker ps收益:

CONTAINER ID        IMAGE                                             COMMAND                  CREATED             STATUS              PORTS                                            NAMES
9395e0f20dd5        <my registry>/scheduler          "java -cp /var/app/sc"   7 minutes ago       Up 7 minutes        0.0.0.0:4567->4567/tcp, 0.0.0.0:5050->5050/tcp   scheduler_scheduler_1

有人知道为什么我可以连接到一个端口,但不能连接到另一个端口吗?

编辑:这是来自docker inspect的命令:

"Path": "java",
"Args": [
    "-cp",
    "/var/app/scheduler/scheduler-jar-with-dependencies.jar",
    "com.mlbam.cms.scheduler.Application",
    "-Dspring.profiles.active=local",
    "-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5050"
] 

这与Docker无关,而与我运行java命令的方式无关。 调试参数必须在-cp之前:

java -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5050 -cp /var/app/scheduler/scheduler-jar-with-dependencies.jar com.myapp.scheduler.Application

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