修改docker.daemon文件后启动失败 - 黑帽联盟

> vim /etc/docker/daemon.json

{

"hosts": [

"tcp://0.0.0.0:2375",

"unix:///var/run/docker.sock"

]

}

> systemctl restart docker.service

Job for docker.service failed because the control process exited with error code. See "systemctl status docker.service" and "journalctl -xe" for details.

> systemctl status docker.service

● docker.service - Docker Application Container Engine

Loaded: loaded (/lib/systemd/system/docker.service; enabled; vendor preset: enabled)

Active: failed (Result: exit-code) since Mon 2017-02-06 12:16:57 CST; 13s ago

Docs: https://docs.docker.com

Process: 21952 ExecStart=/usr/bin/dockerd -H fd:// (code=exited, status=1/FAILURE)

Main PID: 21952 (code=exited, status=1/FAILURE)

Feb 06 12:16:57 xsl systemd[1]: Starting Docker Application Container Engine...

Feb 06 12:16:57 xsl dockerd[21952]: unable to configure the Docker daemon with file /etc/docker/daemon.json: the following directives are specified both as a flag and in the configuration file: hosts: (from flag: [fd://], from file: [tcp://0.0.0.0:2375, unix:///var/run/docker.socket])

Feb 06 12:16:57 xsl systemd[1]: docker.service: Main process exited, code=exited, status=1/FAILURE

Feb 06 12:16:57 xsl systemd[1]: Failed to start Docker Application Container Engine.

Feb 06 12:16:57 xsl systemd[1]: docker.service: Unit entered failed state.

Feb 06 12:16:57 xsl systemd[1]: docker.service: Failed with result 'exit-code'.

> vim /lib/systemd/system/docker.service # Ubuntu的路径; CentOS 的路径为: /usr/lib/systemd/system/docker.service

# ...省略

# 关键行

ExecStart=/usr/bin/dockerd -H fd://

# ...省略