[{"data":1,"prerenderedAt":228},["ShallowReactive",2],{"tag-同步-1":3},{"title":4,"articles":5,"hot_article":17,"month_arch":76,"total":224,"cover":225},"同步 - 独孤影的博客",[6],{"id":7,"title":8,"uri":8,"author":9,"tags":10,"created_at":14,"view_count":15,"content":16},28,"docker容器目录与主机目录同步","duguying",[11,12,13],"docker","目录","同步","2014-12-31 12:34:08",15570,"\u003Cp>docker能够将应用运行在容器中，它有许多优点，例如与主机环境隔离，应用部署方便等等。但是我现在希望能够将应用的数据存放到主机上，这样一来我就可以随意的创建和销毁docker容器，而不必担心应用数据的丢失了。\u003C\u002Fp>\u003Cp>用过docker的人应当都知道docker可以进行端口映射，也就是将容器中的端口映射到主机的端口上，例如\u003C\u002Fp>\u003Cpre class=\"brush:bash;toolbar:false\">docker run -d -p 1004:1004 -p 80:1005 duguying\u002Fjudger\u003C\u002Fpre>\u003Cp>上例中就是将docker容器的1004端口映射到1004端口，将docker容器中的1005端口映射到80端口，其中-d表示以deamon进程的方式运行应用（即服务）。其实docker除了能够映射端口还能够映射目录，如下命令\u003Cbr\u002F>\u003C\u002Fp>\u003Cpre class=\"brush:bash;toolbar:false\">docker run -d -p 1004:1004 -p 1005:1005 -v \u002Fvar\u002Fgoj\u002Fjudger:\u002Fdata duguying\u002Fjudger\u003C\u002Fpre>\u003Cp>其中 \u003Ccode>-v \u002Fvar\u002Fgoj\u002Fjudger:\u002Fdata\u003C\u002Fcode> 便是将docker容器中的\u003Ccode>\u002Fdata\u003C\u002Fcode>目录映射到主机的\u003Ccode>\u002Fvar\u002Fgoj\u002Fjudger\u003C\u002Fcode>目录。但是有一点却需要注意，那就是当运行命令后docker初始化完成会将\u003Ccode>\u002Fvar\u002Fgoj\u002Fjudger\u003C\u002Fcode>目录挂载到docker容器的\u003Ccode>\u002Fdata\u003C\u002Fcode>目录，这样一来原docker容器\u003Ccode>\u002Fdata\u003C\u002Fcode>目录将会消失，自然其中的内容也会丢失，因此，若是希望将配置文件放在挂载目录必须等到挂载完成后在docker容器中通过程序拷贝到挂载目录。若一切正常，那么\u003Ccode>\u002Fdata\u003C\u002Fcode>目录下的内容会在主机的\u003Ccode>\u002Fvar\u002Fgoj\u002Fjudger\u003C\u002Fcode>中，如此便可以实现将数据保存到主机目录。\u003C\u002Fp>",{"title":18,"list":19},"最热文章",[20,22,28,34,40,46,52,58,64,70],{"id":7,"title":8,"uri":21,"author":9,"created_at":14,"view_count":15},"\u002Farticle\u002Fdocker容器目录与主机目录同步",{"id":23,"title":24,"uri":25,"author":9,"created_at":26,"view_count":27},21,"beego中使用fis","\u002Farticle\u002Fbeego中使用fis","2014-12-03 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