docker版本:
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| 1[root@localhost gae_proxy]# docker version
2Client:
3 Version: 1.10.3
4 API version: 1.22
5 Package version: docker-common-1.10.3-46.el7.centos.10.x86_64
6 Go version: go1.6.3
7 Git commit: d381c64-unsupported
8 Built: Thu Aug 4 13:21:17 2016
9 OS/Arch: linux/amd64
10
11Server:
12 Version: 1.10.3
13 API version: 1.22
14 Package version: docker-common-1.10.3-46.el7.centos.10.x86_64
15 Go version: go1.6.3
16 Git commit: d381c64-unsupported
17 Built: Thu Aug 4 13:21:17 2016
18 OS/Arch: linux/amd64
19 |
镜像版本
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| 1[root@b2ca5610d3da /]# cat /etc/redhat-release
2CentOS Linux release 7.2.1511 (Core)
3 |
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| 1 在docker中通过systemctl 启动服务的时候总是报Failed to get D-Bus connection: Operation not permitted 这样的错误提示。
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| 1[root@25d27693a24d ~]# systemctl start sshd
2Failed to get D-Bus connection: Operation not permitted
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| 1 解决办法就是在docker run 的时候运行/usr/sbin/init 。比如:
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| 1[root@localhost /]# docker run -tid --name hadoopbase centos/hadoopbase:v001 /usr/sbin/init
2 |
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| 1 这样运行起来的container就可以使用systemctl来启动服务了,有的人说在CentOS7.2中解决了通过systemctl运行报错的问题,但是我在实际操作中还是遇到这样的问题。
2 还有一种解决办法,就是在通过Dockerfile生成镜像文件的时候,通过CMD来执行/usr/sbin/init这条命令,即:CMD [ "/usr/sbin/init"];
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参考:https://github.com/docker/docker/issues/7459
https://github.com/docker/docker/issues/2296