\u5728\u73b0\u4ee3\u8f6f\u4ef6\u5f00\u53d1\u4e2d\uff0cDocker\u4f5c\u4e3a\u4e00\u79cd\u6d41\u884c\u7684\u5bb9\u5668\u5316\u6280\u672f\uff0c\u6781\u5927\u5730\u7b80\u5316\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u90e8\u7f72\u548c\u7ba1\u7406\u3002\u7136\u800c\uff0c\u968f\u7740Docker\u7684\u5e7f\u6cdb\u4f7f\u7528\uff0c\u5b89\u5168\u6027\u95ee\u9898\u4e5f\u65e5\u76ca\u51f8\u663e\uff0c\u5c24\u5176\u662f\u6743\u9650\u6ee5\u7528\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u901a\u8fc7\u8bbf\u95ee\u63a7\u5236\u548c\u7f51\u7edc\u7b56\u7565\u6765\u907f\u514dDocker\u4e2d\u7684\u6743\u9650\u6ee5\u7528\u3002<\/p>\n
Docker\u7684\u8bbf\u95ee\u63a7\u5236\u4e3b\u8981\u4f9d\u8d56\u4e8e\u7528\u6237\u548c\u7ec4\u7684\u6743\u9650\u7ba1\u7406\u3002Docker\u4f7f\u7528Linux\u5185\u6838\u7684\u547d\u540d\u7a7a\u95f4\u548c\u63a7\u5236\u7ec4\uff08cgroups\uff09\u6765\u9694\u79bb\u5bb9\u5668\u7684\u8d44\u6e90\u548c\u6743\u9650\u3002\u4e3a\u4e86\u6709\u6548\u5730\u7ba1\u7406\u8fd9\u4e9b\u6743\u9650\uff0cDocker\u63d0\u4f9b\u4e86\u591a\u79cd\u673a\u5236\uff0c\u5305\u62ec\u7528\u6237\u547d\u540d\u7a7a\u95f4\u3001\u89d2\u8272\u6743\u9650\u63a7\u5236\uff08RBAC\uff09\u548c\u5b89\u5168\u914d\u7f6e\u6587\u4ef6\uff08Seccomp\u3001AppArmor\u7b49\uff09\u3002<\/p>\n
\u7528\u6237\u547d\u540d\u7a7a\u95f4\u5141\u8bb8\u5c06\u5bb9\u5668\u5185\u7684\u7528\u6237ID\uff08UID\uff09\u548c\u7ec4ID\uff08GID\uff09\u6620\u5c04\u5230\u5bbf\u4e3b\u673a\u7684\u4e0d\u540cID\u3002\u8fd9\u610f\u5473\u7740\u5bb9\u5668\u5185\u7684\u7528\u6237\u53ef\u4ee5\u62e5\u6709\u4e0d\u540c\u7684\u6743\u9650\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u6f5c\u5728\u7684\u5b89\u5168\u98ce\u9669\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5c06\u5bb9\u5668\u5185\u7684root\u7528\u6237\u6620\u5c04\u5230\u5bbf\u4e3b\u673a\u7684\u975e\u7279\u6743\u7528\u6237\uff0c\u4ece\u800c\u9650\u5236\u5176\u5bf9\u5bbf\u4e3b\u673a\u7684\u8bbf\u95ee\u3002<\/p>\n
docker run --userns-remap=default -it ubuntu bash<\/code><\/pre>\n\u89d2\u8272\u6743\u9650\u63a7\u5236\uff08RBAC\uff09<\/h3>\n
RBAC\u662f\u4e00\u79cd\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\u673a\u5236\uff0c\u53ef\u4ee5\u6839\u636e\u7528\u6237\u7684\u89d2\u8272\u6765\u9650\u5236\u5176\u5bf9Docker\u8d44\u6e90\u7684\u8bbf\u95ee\u3002\u901a\u8fc7\u5b9a\u4e49\u4e0d\u540c\u7684\u89d2\u8272\u548c\u6743\u9650\uff0c\u60a8\u53ef\u4ee5\u786e\u4fdd\u53ea\u6709\u6388\u6743\u7528\u6237\u624d\u80fd\u6267\u884c\u7279\u5b9a\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u53ea\u8bfb\u89d2\u8272\uff0c\u9650\u5236\u7528\u6237\u5bf9\u67d0\u4e9b\u5bb9\u5668\u7684\u4fee\u6539\u6743\u9650\u3002<\/p>\n
docker run -d --name my_container --restart always my_image<\/code><\/pre>\n\u7f51\u7edc\u7b56\u7565\u7684\u5b9e\u65bd<\/h2>\n
\u9664\u4e86\u8bbf\u95ee\u63a7\u5236\uff0c\u7f51\u7edc\u7b56\u7565\u4e5f\u662f\u9632\u6b62\u6743\u9650\u6ee5\u7528\u7684\u91cd\u8981\u624b\u6bb5\u3002Docker\u5141\u8bb8\u60a8\u5b9a\u4e49\u7f51\u7edc\u7b56\u7565\uff0c\u4ee5\u63a7\u5236\u5bb9\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u901a\u8fc7\u5408\u7406\u914d\u7f6e\u7f51\u7edc\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u9650\u5236\u5bb9\u5668\u4e4b\u95f4\u7684\u8bbf\u95ee\uff0c\u4ece\u800c\u964d\u4f4e\u6f5c\u5728\u7684\u653b\u51fb\u9762\u3002<\/p>\n
\u4f7f\u7528Docker\u7f51\u7edc<\/h3>\n
Docker\u63d0\u4f9b\u4e86\u591a\u79cd\u7f51\u7edc\u9a71\u52a8\u7a0b\u5e8f\uff0c\u5982bridge\u3001host\u548coverlay\u3002\u901a\u8fc7\u4f7f\u7528bridge\u7f51\u7edc\uff0c\u60a8\u53ef\u4ee5\u5c06\u5bb9\u5668\u9694\u79bb\u5728\u4e0d\u540c\u7684\u7f51\u7edc\u4e2d\uff0c\u9650\u5236\u5b83\u4eec\u4e4b\u95f4\u7684\u76f4\u63a5\u901a\u4fe1\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u4e13\u7528\u7f51\u7edc\uff0c\u53ea\u5141\u8bb8\u7279\u5b9a\u7684\u5bb9\u5668\u5728\u8be5\u7f51\u7edc\u4e2d\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n
docker network create my_network<\/code><\/pre>\n\u7f51\u7edc\u7b56\u7565\u793a\u4f8b<\/h3>\n
\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u7f51\u7edc\u7b56\u7565\u793a\u4f8b\uff0c\u9650\u5236\u5bb9\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\uff1a<\/p>\n
docker run -d --name app1 --network my_network my_image1\ndocker run -d --name app2 --network my_network my_image2\n<\/code><\/pre>\n\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0capp1\u548capp2\u53ef\u4ee5\u5728my_network\u4e2d\u76f8\u4e92\u901a\u4fe1\uff0c\u4f46\u5982\u679c\u60a8\u5e0c\u671b\u9650\u5236app2\u8bbf\u95eeapp1\uff0c\u53ef\u4ee5\u901a\u8fc7iptables\u89c4\u5219\u6765\u5b9e\u73b0\u3002<\/p>\n
\u603b\u7ed3<\/h2>\n
\u901a\u8fc7\u5408\u7406\u5229\u7528Docker\u4e2d\u7684\u8bbf\u95ee\u63a7\u5236\u548c\u7f51\u7edc\u7b56\u7565\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u907f\u514d\u6743\u9650\u6ee5\u7528\u7684\u95ee\u9898\u3002\u7528\u6237\u547d\u540d\u7a7a\u95f4\u548cRBAC\u53ef\u4ee5\u5e2e\u52a9\u60a8\u7ba1\u7406\u7528\u6237\u6743\u9650\uff0c\u800c\u7f51\u7edc\u7b56\u7565\u5219\u53ef\u4ee5\u9650\u5236\u5bb9\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u968f\u7740\u4e91\u8ba1\u7b97\u548c\u5bb9\u5668\u5316\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u786e\u4fdd\u5b89\u5168\u6027\u5c06\u662f\u6bcf\u4e2a\u5f00\u53d1\u8005\u548c\u8fd0\u7ef4\u4eba\u5458\u7684\u91cd\u8981\u4efb\u52a1\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u9ad8\u6027\u80fd\u7684\u7f8e\u56fd\u4e91\u670d\u52a1\u5668<\/a>\u6216VPS<\/a>\u89e3\u51b3\u65b9\u6848\uff0c\u7c73\u4e91\u63d0\u4f9b\u591a\u79cd\u9009\u62e9\uff0c\u5e2e\u52a9\u60a8\u4fdd\u62a4\u9690\u79c1\u6743\u5e76\u5b9e\u73b0\u533f\u540d\u8bbf\u95ee\u3002\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee\u6211\u4eec\u7684\u7f51\u7ad9<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5982\u4f55\u5229\u7528Docker\u4e2d\u7684\u8bbf\u95ee\u63a7\u5236\u548c\u7f51\u7edc\u7b56\u7565\u907f\u514d\u6743\u9650\u6ee5\u7528\uff1f \u5728\u73b0\u4ee3\u8f6f\u4ef6\u5f00\u53d1\u4e2d\uff0cDocker\u4f5c\u4e3a\u4e00\u79cd\u6d41\u884c\u7684\u5bb9\u5668\u5316\u6280\u672f\uff0c\u6781\u5927\u5730\u7b80\u5316\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u90e8\u7f72\u548c\u7ba1\u7406\u3002\u7136\u800c\uff0c\u968f\u7740Docker\u7684\u5e7f\u6cdb\u4f7f\u7528\uff0c\u5b89\u5168\u6027\u95ee\u9898\u4e5f\u65e5\u76ca\u51f8\u663e\uff0c\u5c24\u5176\u662f\u6743\u9650\u6ee5\u7528\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u901a\u8fc7\u8bbf\u95ee\u63a7\u5236\u548c\u7f51\u7edc\u7b56\u7565\u6765\u907f\u514dDocker\u4e2d\u7684\u6743\u9650\u6ee5\u7528\u3002 \u7406\u89e3Docker\u7684\u8bbf\u95ee\u63a7\u5236 Docker\u7684\u8bbf\u95ee\u63a7\u5236\u4e3b\u8981\u4f9d\u8d56\u4e8e\u7528\u6237\u548c\u7ec4\u7684\u6743\u9650\u7ba1\u7406\u3002Docker\u4f7f\u7528Linux\u5185\u6838\u7684\u547d\u540d\u7a7a\u95f4\u548c\u63a7\u5236\u7ec4\uff08cgroups\uff09\u6765\u9694\u79bb\u5bb9\u5668\u7684\u8d44\u6e90\u548c\u6743\u9650\u3002\u4e3a\u4e86\u6709\u6548\u5730\u7ba1\u7406\u8fd9\u4e9b\u6743\u9650\uff0cDocker\u63d0\u4f9b\u4e86\u591a\u79cd\u673a\u5236\uff0c\u5305\u62ec\u7528\u6237\u547d\u540d\u7a7a\u95f4\u3001\u89d2\u8272\u6743\u9650\u63a7\u5236\uff08RBAC\uff09\u548c\u5b89\u5168\u914d\u7f6e\u6587\u4ef6\uff08Seccomp\u3001AppArmor\u7b49\uff09\u3002 \u7528\u6237\u547d\u540d\u7a7a\u95f4 \u7528\u6237\u547d\u540d\u7a7a\u95f4\u5141\u8bb8\u5c06\u5bb9\u5668\u5185\u7684\u7528\u6237ID\uff08UID\uff09\u548c\u7ec4ID\uff08GID\uff09\u6620\u5c04\u5230\u5bbf\u4e3b\u673a\u7684\u4e0d\u540cID\u3002\u8fd9\u610f\u5473\u7740\u5bb9\u5668\u5185\u7684\u7528\u6237\u53ef\u4ee5\u62e5\u6709\u4e0d\u540c\u7684\u6743\u9650\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u6f5c\u5728\u7684\u5b89\u5168\u98ce\u9669\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5c06\u5bb9\u5668\u5185\u7684root\u7528\u6237\u6620\u5c04\u5230\u5bbf\u4e3b\u673a\u7684\u975e\u7279\u6743\u7528\u6237\uff0c\u4ece\u800c\u9650\u5236\u5176\u5bf9\u5bbf\u4e3b\u673a\u7684\u8bbf\u95ee\u3002 docker run –userns-remap=default -it ubuntu bash \u89d2\u8272\u6743\u9650\u63a7\u5236\uff08RBAC\uff09 RBAC\u662f\u4e00\u79cd\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\u673a\u5236\uff0c\u53ef\u4ee5\u6839\u636e\u7528\u6237\u7684\u89d2\u8272\u6765\u9650\u5236\u5176\u5bf9Docker\u8d44\u6e90\u7684\u8bbf\u95ee\u3002\u901a\u8fc7\u5b9a\u4e49\u4e0d\u540c\u7684\u89d2\u8272\u548c\u6743\u9650\uff0c\u60a8\u53ef\u4ee5\u786e\u4fdd\u53ea\u6709\u6388\u6743\u7528\u6237\u624d\u80fd\u6267\u884c\u7279\u5b9a\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u53ea\u8bfb\u89d2\u8272\uff0c\u9650\u5236\u7528\u6237\u5bf9\u67d0\u4e9b\u5bb9\u5668\u7684\u4fee\u6539\u6743\u9650\u3002 docker run -d –name my_container –restart always my_image \u7f51\u7edc\u7b56\u7565\u7684\u5b9e\u65bd \u9664\u4e86\u8bbf\u95ee\u63a7\u5236\uff0c\u7f51\u7edc\u7b56\u7565\u4e5f\u662f\u9632\u6b62\u6743\u9650\u6ee5\u7528\u7684\u91cd\u8981\u624b\u6bb5\u3002Docker\u5141\u8bb8\u60a8\u5b9a\u4e49\u7f51\u7edc\u7b56\u7565\uff0c\u4ee5\u63a7\u5236\u5bb9\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u901a\u8fc7\u5408\u7406\u914d\u7f6e\u7f51\u7edc\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u9650\u5236\u5bb9\u5668\u4e4b\u95f4\u7684\u8bbf\u95ee\uff0c\u4ece\u800c\u964d\u4f4e\u6f5c\u5728\u7684\u653b\u51fb\u9762\u3002 \u4f7f\u7528Docker\u7f51\u7edc Docker\u63d0\u4f9b\u4e86\u591a\u79cd\u7f51\u7edc\u9a71\u52a8\u7a0b\u5e8f\uff0c\u5982bridge\u3001host\u548coverlay\u3002\u901a\u8fc7\u4f7f\u7528bridge\u7f51\u7edc\uff0c\u60a8\u53ef\u4ee5\u5c06\u5bb9\u5668\u9694\u79bb\u5728\u4e0d\u540c\u7684\u7f51\u7edc\u4e2d\uff0c\u9650\u5236\u5b83\u4eec\u4e4b\u95f4\u7684\u76f4\u63a5\u901a\u4fe1\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u4e13\u7528\u7f51\u7edc\uff0c\u53ea\u5141\u8bb8\u7279\u5b9a\u7684\u5bb9\u5668\u5728\u8be5\u7f51\u7edc\u4e2d\u8fdb\u884c\u901a\u4fe1\u3002 docker network create my_network \u7f51\u7edc\u7b56\u7565\u793a\u4f8b \u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u7f51\u7edc\u7b56\u7565\u793a\u4f8b\uff0c\u9650\u5236\u5bb9\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\uff1a docker run -d –name app1 –network my_network my_image1 docker run -d –name app2 –network my_network my_image2 \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0capp1\u548capp2\u53ef\u4ee5\u5728my_network\u4e2d\u76f8\u4e92\u901a\u4fe1\uff0c\u4f46\u5982\u679c\u60a8\u5e0c\u671b\u9650\u5236app2\u8bbf\u95eeapp1\uff0c\u53ef\u4ee5\u901a\u8fc7iptables\u89c4\u5219\u6765\u5b9e\u73b0\u3002 \u603b\u7ed3 \u901a\u8fc7\u5408\u7406\u5229\u7528Docker\u4e2d\u7684\u8bbf\u95ee\u63a7\u5236\u548c\u7f51\u7edc\u7b56\u7565\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u907f\u514d\u6743\u9650\u6ee5\u7528\u7684\u95ee\u9898\u3002\u7528\u6237\u547d\u540d\u7a7a\u95f4\u548cRBAC\u53ef\u4ee5\u5e2e\u52a9\u60a8\u7ba1\u7406\u7528\u6237\u6743\u9650\uff0c\u800c\u7f51\u7edc\u7b56\u7565\u5219\u53ef\u4ee5\u9650\u5236\u5bb9\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u968f\u7740\u4e91\u8ba1\u7b97\u548c\u5bb9\u5668\u5316\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u786e\u4fdd\u5b89\u5168\u6027\u5c06\u662f\u6bcf\u4e2a\u5f00\u53d1\u8005\u548c\u8fd0\u7ef4\u4eba\u5458\u7684\u91cd\u8981\u4efb\u52a1\u3002 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