Set the selinux status to `Permissive`, still can not run docker


Set the selinux status to `Permissive`, still can not run docker



After I install the docker, I have set the selinux status to Permissive, still can not run docker.


Permissive



In my /etc/selinux/config, I have edit the SELINUX=disabled.


/etc/selinux/config


SELINUX=disabled



and setenforce 0, check with:


setenforce 0


# getenforce
Permissive



I use systemctl start docker, but failed, get bellow error:


systemctl start docker


# systemctl status docker.service
● docker.service - Docker Application Container Engine
Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled; vendor preset: disabled)
Active: failed (Result: exit-code) since 五 2018-06-29 09:05:47 CST; 14s ago
Docs: http://docs.docker.com
Process: 21615 ExecStart=/usr/bin/dockerd-current --add-runtime docker-runc=/usr/libexec/docker/docker-runc-current --default-runtime=docker-runc --exec-opt native.cgroupdriver=systemd --userland-proxy-path=/usr/libexec/docker/docker-proxy-current --init-path=/usr/libexec/docker/docker-init-current --seccomp-profile=/etc/docker/seccomp.json $OPTIONS $DOCKER_STORAGE_OPTIONS $DOCKER_NETWORK_OPTIONS $ADD_REGISTRY $BLOCK_REGISTRY $INSECURE_REGISTRY $REGISTRIES (code=exited, status=1/FAILURE)
Main PID: 21615 (code=exited, status=1/FAILURE)

6月 29 09:05:46 123.xyz systemd[1]: Starting Docker Application Container Engine...
6月 29 09:05:46 123.xyz dockerd-current[21615]: time="2018-06-29T09:05:46.451911058+08:00" level=warning msg="could not ch...found"
6月 29 09:05:46 123.xyz dockerd-current[21615]: time="2018-06-29T09:05:46.453472267+08:00" level=info msg="libcontainerd: ...21626"
6月 29 09:05:47 123.xyz dockerd-current[21615]: time="2018-06-29T09:05:47.463085812+08:00" level=warning msg="overlay2: the back...
6月 29 09:05:47 123.xyz dockerd-current[21615]: Error starting daemon: SELinux is not supported with the overlay2 graph dr...false)
6月 29 09:05:47 123.xyz systemd[1]: docker.service: main process exited, code=exited, status=1/FAILURE
6月 29 09:05:47 123.xyz systemd[1]: Failed to start Docker Application Container Engine.
6月 29 09:05:47 123.xyz systemd[1]: Unit docker.service entered failed state.
6月 29 09:05:47 123.xyz systemd[1]: docker.service failed.
Hint: Some lines were ellipsized, use -l to show in full.



Why there still says:



Error starting daemon: SELinux is not supported with the overlay2 graph dr...false)



My linux is CentOS 7.2


CentOS 7.2




1 Answer
1



I find the solution.



in the /etc/sysconfig/docker:


/etc/sysconfig/docker


OPTIONS='--selinux-enabled --log-driver=journald --signature-verification=false'
if [ -z "${DOCKER_CERT_PATH}" ]; then
DOCKER_CERT_PATH=/etc/docker
fi



set the -selinux-enabled to --selinux-enabled=false.


-selinux-enabled


--selinux-enabled=false






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