{"id":3097,"date":"2019-04-06T17:42:32","date_gmt":"2019-04-06T09:42:32","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=3097"},"modified":"2019-04-06T18:40:15","modified_gmt":"2019-04-06T10:40:15","slug":"docker%e7%bd%91%e7%bb%9c%e7%9b%b8%e5%85%b3%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/3097","title":{"rendered":"Docker FAQ"},"content":{"rendered":"

http:\/\/www.docker.org.cn\/faq\/global\/c79.html<\/a><\/p>\n

 <\/p>\n

\u600e\u4e48\u56fa\u5b9a\u5bb9\u5668 IP \u5730\u5740\uff1f\u6bcf\u6b21\u91cd\u542f\u5bb9\u5668\u90fd\u8981\u53d8\u5316 IP \u5730\u5740\u600e\u4e48\u529e\uff1f<\/h3>\n

\u4e00\u822c\u60c5\u51b5\u662f\u4e0d\u9700\u8981\u6307\u5b9a\u5bb9\u5668 IP \u5730\u5740\u7684\u3002\u8fd9\u4e0d\u662f\u865a\u62df\u4e3b\u673a\uff0c\u800c\u662f\u5bb9\u5668\u3002\u5176\u5730\u5740\u662f\u4f9b\u5bb9\u5668\u95f4\u901a\u8baf\u7684\uff0c\u5bb9\u5668\u95f4\u5219\u4e0d\u7528 IP \u76f4\u63a5\u901a\u8baf\uff0c\u800c\u4f7f\u7528\u5bb9\u5668\u540d\u3001\u670d\u52a1\u540d\u3001\u7f51\u7edc\u522b\u540d\u3002<\/p>\n

\u4e3a\u4e86\u4fdd\u6301\u5411\u540e\u517c\u5bb9\uff0cdocker run \u5728\u4e0d\u6307\u5b9a –network \u65f6\uff0c\u6240\u5728\u7684\u7f51\u7edc\u662f default bridge\uff0c\u5728\u8fd9\u4e2a\u7f51\u7edc\u4e0b\uff0c\u9700\u8981\u4f7f\u7528 –link \u53c2\u6570\u624d\u53ef\u4ee5\u8ba9\u4e24\u4e2a\u5bb9\u5668\u627e\u5230\u5bf9\u65b9\u3002<\/p>\n

\u8fd9\u662f\u6709\u5c40\u9650\u6027\u7684\uff0c\u56e0\u4e3a\u8fd9\u4e2a\u65f6\u5019\u4f7f\u7528\u7684\u662f \/etc\/hosts \u9759\u6001\u6587\u4ef6\u6765\u8fdb\u884c\u7684\u89e3\u6790\uff0c\u6bd4\u5982\u4e00\u4e2a\u4e3b\u673a\u6302\u4e86\u540e\uff0c\u91cd\u65b0\u542f\u52a8IP\u53ef\u80fd\u4f1a\u6539\u53d8\u3002\u867d\u7136\u8bf4\u8fd9\u79cd\u6539\u53d8Docker\u662f\u53ef\u80fd\u66f4\u65b0\/etc\/hosts\u6587\u4ef6\uff0c\u4f46\u662f\u8fd9\u6709\u8bf8\u591a\u95ee\u9898\uff0c\u53ef\u80fd\u4f1a\u56e0\u4e3a\u7ade\u4e89\u5192\u9669\u5bfc\u81f4 \/etc\/hosts \u6587\u4ef6\u635f\u6bc1\uff0c\u4e5f\u53ef\u80fd\u8fd8\u5728\u8fd0\u884c\u7684\u5bb9\u5668\u5728\u53d6\u5f97 \/etc\/hosts \u7684\u89e3\u6790\u7ed3\u679c\u540e\uff0c\u4e0d\u518d\u53bb\u76d1\u89c6\u8be5\u6587\u4ef6\u662f\u5426\u53d8\u52a8\u3002\u79cd\u79cd\u539f\u56e0\u90fd\u53ef\u80fd\u4f1a\u5bfc\u81f4\u65e7\u7684\u4e3b\u673a\u65e0\u6cd5\u901a\u8fc7\u5bb9\u5668\u540d\u8bbf\u95ee\u5230\u65b0\u7684\u4e3b\u673a\u3002<\/p>\n

\u53c2\u8003\u5b98\u7f51\u6587\u6863\uff1a https:\/\/docs.docker.com\/engine\/userguide\/networking\/default_network\/dockerlinks\/<\/p>\n

\u5982\u679c\u53ef\u80fd\uff0c\u4e0d\u8981\u4f7f\u7528\u8fd9\u79cd\u8fc7\u65f6\u7684\u65b9\u5f0f\uff0c\u800c\u662f\u7528\u4e0b\u9762\u8bf4\u7684\u81ea\u5b9a\u4e49\u7f51\u7edc\u7684\u65b9\u5f0f\u3002<\/p>\n

\u800c\u5bf9\u4e8e\u65b0\u7684\u73af\u5883\uff08Docker 1.10\u4ee5\u4e0a\uff09\uff0c\u5e94\u8be5\u7ed9\u5bb9\u5668\u5efa\u7acb\u81ea\u5b9a\u4e49\u7f51\u7edc\uff0c\u540c\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7f51\u7edc\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5bf9\u65b9\u5bb9\u5668\u7684\u5bb9\u5668\u540d\u3001\u670d\u52a1\u540d\u3001\u7f51\u7edc\u522b\u540d\u6765\u627e\u5230\u5bf9\u65b9\u3002\u8fd9\u4e2a\u65f6\u5019\u5e2e\u52a9\u8fdb\u884c\u670d\u52a1\u53d1\u73b0\u7684\u662fDocker \u5185\u7f6e\u7684DNS\u3002\u6240\u4ee5\uff0c\u65e0\u8bba\u5bb9\u5668\u662f\u5426\u91cd\u542f\u3001\u66f4\u6362IP\uff0c\u5185\u7f6e\u7684DNS\u90fd\u80fd\u6b63\u786e\u6307\u5b9a\u5230\u5bf9\u65b9\u7684\u4f4d\u7f6e\u3002<\/p>\n

\u53c2\u8003\u5b98\u7f51\u6587\u6863\uff1a https:\/\/docs.docker.com\/engine\/userguide\/networking\/work-with-networks\/#linking-containers-in-user-defined-networks<\/p>\n

\u5efa\u8bae\u53c2\u8003\u4e00\u4e0b\u6211\u5199\u7684 LNMP \u7684\u4f8b\u5b50\uff1a
\nhttps:\/\/coding.net\/u\/twang2218\/p\/docker-lnmp\/git
\n\u5982\u4f55\u4fee\u6539\u5bb9\u5668\u7684 \/etc\/hosts \u6587\u4ef6\uff1f
\n\u5bb9\u5668\u5185\u7684 \/etc\/hosts \u6587\u4ef6\u4e0d\u5e94\u8be5\u88ab\u968f\u610f\u4fee\u6539\uff0c\u5982\u679c\u5fc5\u987b\u6dfb\u52a0\u4e3b\u673a\u540d\u548c IP \u5730\u5740\u6620\u5c04\u5173\u7cfb\uff0c\u5e94\u8be5\u5728 docker run \u65f6\u4f7f\u7528 –add-host \u53c2\u6570\uff0c\u6216\u8005\u5728 docker-compose.yml \u4e2d\u6dfb\u52a0 extra_hosts \u9879\u3002<\/p>\n

\u4e0d\u8fc7\u5728\u7528\u4e4b\u524d\uff0c\u5e94\u8be5\u518d\u8003\u8651\u4e00\u4e0b\u771f\u7684\u9700\u8981\u4fee\u6539 \/etc\/hosts \u4e48\uff1f\u5982\u679c\u53ea\u662f\u4e3a\u4e86\u5bb9\u5668\u95f4\u4e92\u76f8\u8bbf\u95ee\uff0c\u5e94\u8be5\u5efa\u7acb\u81ea\u5b9a\u4e49\u7f51\u7edc\uff0c\u5e76\u4f7f\u7528 Docker \u5185\u7f6e\u7684 DNS \u670d\u52a1\u3002<\/p>\n

\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\u6211\u5199\u7684\u8fd9\u4e2a LNMP \u591a\u5bb9\u5668\u4e92\u8fde\u7684\u4f8b\u5b50\uff1a https:\/\/coding.net\/u\/twang2218\/p\/docker-lnmp\/git<\/p>\n

 <\/p>\n

\u600e\u4e48\u6620\u5c04\u5bbf\u4e3b\u7aef\u53e3\uff1fDockerfile \u4e2d\u7684EXPOSE\u548c docker run -p \u6709\u5565\u533a\u522b\uff1f<\/h3>\n

Docker\u4e2d\u6709\u4e24\u4e2a\u6982\u5ff5\uff0c\u4e00\u4e2a\u53eb\u505a EXPOSE \uff0c\u4e00\u4e2a\u53eb\u505a PUBLISH \u3002<\/p>\n

EXPOSE \u662f\u955c\u50cf\/\u5bb9\u5668\u58f0\u660e\u8981\u66b4\u9732\u8be5\u7aef\u53e3\uff0c\u53ef\u4ee5\u4f9b\u5176\u4ed6\u5bb9\u5668\u4f7f\u7528\u3002\u8fd9\u79cd\u58f0\u660e\uff0c\u5728\u6ca1\u6709\u8bbe\u5b9a –icc=false\u7684\u65f6\u5019\uff0c\u5b9e\u9645\u4e0a\u53ea\u662f\u4e00\u79cd\u6807\u6ce8\uff0c\u5e76\u4e0d\u5f3a\u5236\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u6ca1\u6709\u58f0\u660e EXPOSE \u7684\u7aef\u53e3\uff0c\u5176\u5b83\u5bb9\u5668\u4e5f\u53ef\u4ee5\u8bbf\u95ee\u3002\u4f46\u662f\u5f53\u5f3a\u5236 –icc=false \u7684\u65f6\u5019\uff0c\u90a3\u4e48\u53ea\u6709 EXPOSE \u7684\u7aef\u53e3\uff0c\u5176\u5b83\u5bb9\u5668\u624d\u53ef\u4ee5\u8bbf\u95ee\u3002
\nPUBLISH \u5219\u662f\u901a\u8fc7\u6620\u5c04\u5bbf\u4e3b\u7aef\u53e3\uff0c\u5c06\u5bb9\u5668\u7684\u7aef\u53e3\u516c\u5f00\u4e8e\u5916\u754c\uff0c\u4e5f\u5c31\u662f\u8bf4\u5bbf\u4e3b\u4e4b\u5916\u7684\u673a\u5668\uff0c\u53ef\u4ee5\u901a\u8fc7\u8bbf\u95ee\u5bbf\u4e3bIP\u53ca\u5bf9\u5e94\u7684\u8be5\u6620\u5c04\u7aef\u53e3\uff0c\u8bbf\u95ee\u5230\u5bb9\u5668\u5bf9\u5e94\u7aef\u53e3\uff0c\u4ece\u800c\u4f7f\u7528\u5bb9\u5668\u670d\u52a1\u3002
\nEXPOSE \u7684\u7aef\u53e3\u53ef\u4ee5\u4e0d PUBLISH\uff0c\u8fd9\u6837\u53ea\u6709\u5bb9\u5668\u95f4\u53ef\u4ee5\u8bbf\u95ee\uff0c\u5bbf\u4e3b\u4e4b\u5916\u65e0\u6cd5\u8bbf\u95ee\u3002\u800c PUBLISH \u7684\u7aef\u53e3\uff0c\u53ef\u4ee5\u4e0d\u4e8b\u5148 EXPOSE\uff0c\u6362\u53e5\u8bdd\u8bf4 PUBLISH \u7b49\u4e8e\u540c\u65f6\u9690\u5f0f\u5b9a\u4e49\u4e86\u8be5\u7aef\u53e3\u8981 EXPOSE\u3002<\/p>\n

docker run \u547d\u4ee4\u4e2d\u7684 -p, -P \u53c2\u6570\uff0c\u4ee5\u53ca docker-compose.yml \u4e2d\u7684 ports \u90e8\u5206\uff0c\u5b9e\u9645\u4e0a\u5747\u662f\u6307 PUBLISH\u3002<\/p>\n

\u5c0f\u5199 -p \u662f\u7aef\u53e3\u6620\u5c04\uff0c\u683c\u5f0f\u4e3a [\u5bbf\u4e3bIP:]<\u5bbf\u4e3b\u7aef\u53e3>:<\u5bb9\u5668\u7aef\u53e3>\uff0c\u5176\u4e2d\u5bbf\u4e3b\u7aef\u53e3\u548c\u5bb9\u5668\u7aef\u53e3\uff0c\u65e2\u53ef\u4ee5\u662f\u4e00\u4e2a\u6570\u5b57\uff0c\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a\u8303\u56f4\uff0c\u6bd4\u5982\uff1a1000-2000:1000-2000\u3002\u5bf9\u4e8e\u591a\u5bbf\u4e3b\u7684\u673a\u5668\uff0c\u53ef\u4ee5\u6307\u5b9a\u5bbf\u4e3bIP\uff0c\u4e0d\u6307\u5b9a\u5bbf\u4e3bIP\u65f6\uff0c\u5b88\u62a4\u6240\u6709\u63a5\u53e3\u3002<\/p>\n

\u5927\u5199 -P \u5219\u662f\u81ea\u52a8\u6620\u5c04\uff0c\u5c06\u6240\u6709\u5b9a\u4e49 EXPOSE \u7684\u7aef\u53e3\uff0c\u968f\u673a\u6620\u5c04\u5230\u5bbf\u4e3b\u7684\u67d0\u4e2a\u7aef\u53e3\u3002
\n\u6211\u8981\u6620\u5c04\u597d\u51e0\u767e\u4e2a\u7aef\u53e3\uff0c\u96be\u9053\u8981\u4e00\u4e2a\u4e2a -p \u4e48\uff1f
\n-p \u662f\u53ef\u4ee5\u7528\u8303\u56f4\u7684\uff1a<\/p>\n

-p 8001-8010:8001-8010<\/p>\n

\u4e3a\u4ec0\u4e48 -p \u540e\u8fd8\u662f\u65e0\u6cd5\u901a\u8fc7\u6620\u5c04\u7aef\u53e3\u8bbf\u95ee\u5bb9\u5668\u91cc\u9762\u7684\u670d\u52a1\uff1f
\n\u9996\u5148\uff0c\u5f53\u7136\u662f\u68c0\u67e5\u8fd9\u4e2a docker \u7684\u5bb9\u5668\u662f\u5426\u542f\u52a8\u6b63\u5e38\uff1a docker ps\u3001docker top <\u5bb9\u5668ID>\u3001docker logs <\u5bb9\u5668ID>\u3001docker exec -it <\u5bb9\u5668ID> bash\u7b49\uff0c\u8fd9\u662f\u6bd4\u8f83\u5e38\u7528\u7684\u6392\u969c\u7684\u547d\u4ee4\uff1b\u5982\u679c\u662f docker-compose \u4e5f\u6709\u5176\u5bf9\u5e94\u7684\u8fd9\u4e00\u7ec4\u547d\u4ee4\uff0c\u6240\u4ee5\u6392\u969c\u5f88\u5bb9\u6613\u3002<\/p>\n

\u5982\u679c\u786e\u4fdd\u670d\u52a1\u4e00\u5207\u6b63\u5e38\uff0c\u751a\u81f3\u5728\u5bb9\u5668\u91cc\uff0c\u53ef\u4ee5\u8bbf\u95ee\u5230\u8fd9\u4e9b\u670d\u52a1\uff0cdocker ps \u4e5f\u663e\u793a\u51fa\u4e86\u7aef\u53e3\u6620\u5c04\u6210\u529f\uff0c\u90a3\u4e48\u5c31\u9700\u8981\u68c0\u67e5\u9632\u706b\u5899\u4e86\u3002<\/p>\n

\u672c\u673a\u9632\u706b\u5899<\/p>\n

\u5728 Docker \u8fd0\u884c\u7684\u7cfb\u7edf\u4e0a\u4e0d\u5e94\u8be5\u8fd0\u884c\u4efb\u4f55\u9632\u706b\u5899\u2026\u2026\u6ca1\u9519\uff0c\u8bf4\u4f60\u5462\uff0cCentOS \u7684 firewalld \u548c Ubuntu \u7684 ufw \u540c\u5b66\u3002\u7531\u4e8e Docker \u4f7f\u7528 iptables \u89c4\u5219\u6765\u8fdb\u884c\u7f51\u7edc\u6570\u636e\u6d41\u7684\u63a7\u5236\uff0c\u800c\u90a3\u4e9b\u9632\u706b\u5899\u603b\u4ee5\u4e3a\u53ea\u6709\u81ea\u5df1\u64b0\u5199 iptables\uff0c\u4ece\u800c\u7ecf\u5e38\u4f1a\u5bfc\u81f4 Docker \u8bbe\u7f6e\u4e86\u4e00\u4e9b\u89c4\u5219\uff0c\u7136\u540e\u8f6c\u773c\u5c31\u88ab firewalld \u6216 ufw \u7ed9\u6e05\u4e86\uff0c\u7279\u522b\u662f\u8d77\u3001\u505c\u9632\u706b\u5899\u670d\u52a1\u7684\u65f6\u5019\u3002\u4ece\u800c\u5bfc\u81f4 Docker \u7684\u7f51\u7edc\u4ece\u5916\u754c\u65e0\u6cd5\u8bbf\u95ee\u3002<\/p>\n

\u4e3a\u4e86\u907f\u514d iptables \u7684\u89c4\u5219\u5e72\u6270\uff0c\u4e0d\u8981\u5728\u8fd0\u884c Docker \u7684\u670d\u52a1\u5668\u4e0a\uff0c\u8fd0\u884c\u4efb\u4f55\u9632\u706b\u5899\u6216\u914d\u7f6e\u81ea\u5b9a\u4e49\u7684 iptables \u89c4\u5219\uff0c\u9664\u975e\u4f60\u975e\u5e38\u6e05\u695a\u4f60\u5728\u505a\u4ec0\u4e48\uff0c\u5e76\u4e14\u77e5\u9053\u4f1a\u4ea7\u751f\u4ec0\u4e48\u540e\u679c\u3002\u53e6\u5916\uff0c\u5173\u95ed\u9632\u706b\u5899\u540e\uff0c\u8bb0\u5f97\u91cd\u542f\u7cfb\u7edf\uff0c\u81f3\u5c11\u662f\u91cd\u542f Docker \u670d\u52a1\u3002\u5426\u5219\u9632\u706b\u5899\u7684\u8d77\u3001\u505c\u3001\u5237\u65b0\u8fd9\u7c7b\u884c\u4e3a\u4f1a\u5bfc\u81f4\u6e05\u7a7a Docker \u8bbe\u7f6e\u7684\u7f51\u7edc\u89c4\u5219\uff0c\u800c\u5bfc\u81f4\u5bb9\u5668\u5185\u7684\u7f51\u7edc\u65e0\u6cd5\u548c\u5916\u90e8\u4e92\u8054\u3002<\/p>\n

\u8fb9\u754c\u9632\u706b\u5899<\/p>\n

\u5982\u679c\u4f60\u4f7f\u7528\u7684\u662f\u4e91\u670d\u52a1\u5668\uff0c\u90a3\u4e48\u9664\u4e86\u672c\u673a\u9632\u706b\u5899\u5916\uff0c\u4e91\u670d\u52a1\u7684\u670d\u52a1\u5546\u4e00\u822c\u4f1a\u63d0\u4f9b\u8fb9\u754c\u9632\u706b\u5899\u670d\u52a1\uff0c\u6bd4\u5982\u5b89\u5168\u7ec4\u3001\u5b89\u5168\u7b56\u7565\u7c7b\u7684\u4e1c\u897f\u3002\u6709\u4e9b\u670d\u52a1\u5668\u4e3a\u4e86\u5b89\u5168\u8d77\u89c1\uff0c\u9ed8\u8ba4\u53ea\u5f00\u901a\u5fc5\u9700\u7684 22 \u7aef\u53e3\u7ed9 SSH \u4f7f\u7528\uff0c\u800c\u5176\u5b83\u7aef\u53e3\u5c4f\u853d\u3002\u8fd9\u4e5f\u662f\u53ef\u80fd\u5bfc\u81f4\u8fdc\u7a0b\u8bbf\u95ee\u670d\u52a1\u5668 -p \u7aef\u53e3\u5931\u8d25\u7684\u539f\u56e0\u4e4b\u4e00\u3002\u5982\u679c\u4f60\u53d1\u73b0\u4f60\u5728\u670d\u52a1\u5668\u672c\u5730\u8bbf\u95ee\u670d\u52a1\uff0c\u6bd4\u5982 curl localhost \u6ca1\u6709\u963b\u788d\uff0c\u4f46\u662f\u8fdc\u7a0b\u8bbf\u95ee\u8be5\u670d\u52a1\u5c31\u8fde\u63a5\u5931\u8d25\u7684\u8bdd\uff0c\u90a3\u4e48\u5e94\u8be5\u53bb\u68c0\u67e5\u4e91\u670d\u52a1\u5546\u7684\u5b89\u5168\u8bbe\u7f6e\uff0c\u662f\u5426\u5fd8\u8bb0\u4e86\u5f00\u542f\u6240\u9700\u7684\u7aef\u53e3\u3002
\nvethxxxx \u8fd9\u79cd\u865a\u62df\u7f51\u5361\u548c\u5bb9\u5668\u7684\u5bf9\u5e94\u5173\u7cfb\u4ece\u54ea\u91cc\u770b\uff1f
\n\u5317\u4eac-ZZ-\u867e\u7c73\u63d0\u4f9b\u4e86\u4e00\u4e2a\u597d\u529e\u6cd5\u3002<\/p>\n

$ docker network ls
\nNETWORK ID NAME DRIVER
\n56f04389b8f0 dockerlnmp_backend bridge
\n094fcb269385 dockerlnmp_frontend bridge
\n\u6ce8\u610f\u8fd9\u91cc\u7684 NETWORK ID\uff0c\u7136\u540e\u8fd0\u884c ip a | grep veth\u3002<\/p>\n

$ ip a | grep veth
\n12: veth22996d2@if11: mtu 1500 qdisc noqueue master br-56f04389b8f0 state UP group default
\n14: veth34ace9a@if13: mtu 1500 qdisc noqueue master br-56f04389b8f0 state UP group default
\n16: veth0bb3771@if15: mtu 1500 qdisc noqueue master br-56f04389b8f0 state UP group default
\n22: veth399b874@if21: mtu 1500 qdisc noqueue master br-094fcb269385 state UP group default
\n24: vethf24a0a9@if23: mtu 1500 qdisc noqueue master br-094fcb269385 state UP group default
\n\u6ce8\u610f\u8fd9\u91cc\u7684 br-56f04389b8f0 \u4ee5\u53ca br-094fcb269385\uff0cbr- \u540e\u9762\u7684\u662f\u4e0a\u9762\u7684\u7f51\u7edcid\uff0c\u7531\u6b64\u53ef\u4ee5\u770b\u51fa veth \u548c Docker \u7f51\u7edc\u7684\u5bf9\u5e94\u5173\u7cfb\uff0c\u800c\u5bb9\u5668\u90fd\u662f\u8fde\u63a5\u5230\u4e86\u67d0\u4e2aDocker\u7f51\u7edc\u4e0a\u7684\uff0c\u4ece\u800c\u5c31\u6709\u4e86\u5bb9\u5668\u548c veth \u7684\u5bf9\u5e94\u5173\u7cfb\u3002<\/p>\n

\u5bf9\u4e8e\u67d0\u4e2a\u7f51\u7edc\u51fa\u73b0\u4e86\u591a\u4e2a veth \u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u89c2\u5bdf veth22996d2@if11 \u540e\u9762\u7684 if11 \u8fd9\u90e8\u5206\uff0c\u548c\u5bb9\u5668\u5185\u7684 ip addr \u7684\u7ed3\u679c\uff0c\u4e00\u822c \u5947-\u5076\u662f\u4e00\u5bf9\u3002<\/p>\n

\u5982\u4f55\u8ba9\u4e00\u4e2a\u5bb9\u5668\u8fde\u63a5\u4e24\u4e2a\u7f51\u7edc\uff1f<\/h3>\n

\u5982\u679c\u662f\u4f7f\u7528 docker run\uff0c\u90a3\u5f88\u4e0d\u5e78\uff0c\u4e00\u6b21\u53ea\u53ef\u4ee5\u8fde\u63a5\u4e00\u4e2a\u7f51\u7edc\uff0c\u56e0\u4e3a docker run \u7684 –network \u53c2\u6570\u53ea\u53ef\u4ee5\u51fa\u73b0\u4e00\u6b21\uff08\u5982\u679c\u51fa\u73b0\u591a\u6b21\uff0c\u6700\u540e\u7684\u4f1a\u8986\u76d6\u4e4b\u524d\u7684\uff09\u3002\u4e0d\u8fc7\u5bb9\u5668\u8fd0\u884c\u540e\uff0c\u53ef\u4ee5\u7528\u547d\u4ee4 docker network connect \u8fde\u63a5\u591a\u4e2a\u7f51\u7edc\u3002<\/p>\n

\u5047\u8bbe\u6211\u4eec\u521b\u5efa\u4e86\u4e24\u4e2a\u7f51\u7edc\uff1a<\/p>\n

$ docker network create mynet1
\n$ docker network create mynet2
\n\u7136\u540e\uff0c\u6211\u4eec\u8fd0\u884c\u5bb9\u5668\uff0c\u5e76\u8fde\u63a5\u8fd9\u4e24\u4e2a\u7f51\u7edc\u3002<\/p>\n

$ docker run -d –name web –network mynet1 nginx
\n$ docker network connect mynet2 web
\n\u4f46\u662f\u5982\u679c\u4f7f\u7528 docker-compose \u90a3\u5c31\u6ca1\u8fd9\u4e2a\u95ee\u9898\u4e86\u3002\u56e0\u4e3a\u5b9e\u9645\u4e0a\uff0c Docker Remote API \u662f\u652f\u6301\u4e00\u6b21\u6027\u6307\u5b9a\u591a\u4e2a\u7f51\u7edc\u7684\uff0c\u4f46\u662f\u4f30\u8ba1\u662f\u547d\u4ee4\u884c\u4e0a\u4e0d\u65b9\u4fbf\uff0c\u6240\u4ee5 docker run \u9650\u5b9a\u4e3a\u53ea\u53ef\u4ee5\u4e00\u6b21\u8fde\u4e00\u4e2a\u3002docker-compose \u76f4\u63a5\u5c31\u53ef\u4ee5\u5c06\u670d\u52a1\u7684\u5bb9\u5668\u8fde\u5165\u591a\u4e2a\u7f51\u7edc\uff0c\u6ca1\u6709\u95ee\u9898\u3002<\/p>\n

version: ‘2’
\nservices:
\nweb:
\nimage: nginx
\nnetworks:
\n– mynet1
\n– mynet2
\nnetworks:
\nmynet1:
\nmynet2:<\/p>\n

 <\/p>\n

Docker \u591a\u5bbf\u4e3b\u7f51\u7edc\u600e\u4e48\u914d\u7f6e\uff1f<\/h3>\n

Docker \u8de8\u8282\u70b9\u5bb9\u5668\u7f51\u7edc\u4e92\u8054\uff0c\u6700\u901a\u7528\u7684\u662f\u4f7f\u7528 overlay \u7f51\u7edc\u3002<\/p>\n

\u4e00\u4ee3 Swarm \u5df2\u7ecf\u4e0d\u518d\u4f7f\u7528\uff0c\u5b83\u8981\u6c42\u4f7f\u7528 overlay \u7f51\u7edc\u524d\u5148\u51c6\u5907\u597d\u5206\u5e03\u5f0f\u952e\u503c\u5e93\uff0c\u6bd4\u5982 etcd, consul \u6216 zookeeper\u3002\u7136\u540e\u5728\u6bcf\u4e2a\u8282\u70b9\u7684 Docker \u5f15\u64ce\u4e2d\uff0c\u914d\u7f6e –cluster-store \u548c –cluster-advertise \u53c2\u6570\u3002\u8fd9\u6837\u624d\u53ef\u4ee5\u4e92\u8fde\u3002\u53ef\u4ee5\u53c2\u8003\u6211\u5199\u7684 LNMP \u5bb9\u5668\u4e92\u8054\u4f8b\u5b50\u4e2d\u7684 run1.sh \u8fd9\u4e2a\u811a\u672c\uff0c\u8fd9\u4e2a\u811a\u672c\u662f\u5229\u7528 docker-machine\u81ea\u52a8\u5efa\u7acb Swarm \u5e76\u4e14\u914d\u7f6e\u597d overlay \u7684\u811a\u672c\uff0c\u53ef\u4ee5\u5206\u6790\u5176\u6d41\u7a0b\u3002<\/p>\n

\u73b0\u5728\u90fd\u5728\u4f7f\u7528\u4e8c\u4ee3 Swarm\uff0c\u4e5f\u5c31\u662f Docker Swarm Mode\uff0c\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u8981 docker swarm init \u5efa\u7acb\u96c6\u7fa4\uff0c\u5176\u5b83\u8282\u70b9 docker swarm join \u52a0\u5165\u96c6\u7fa4\u540e\uff0c\u96c6\u7fa4\u5185\u7684\u670d\u52a1\u5c31\u81ea\u52a8\u5efa\u7acb\u4e86 overlay \u7f51\u7edc\u4e92\u8054\u80fd\u529b\u3002<\/p>\n

\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5982\u679c\u662f\u591a\u7f51\u5361\u73af\u5883\uff0c\u65e0\u8bba\u662f docker swarm ini \u8fd8\u662f docker swarm join\uff0c\u90fd\u4e0d\u8981\u5fd8\u8bb0\u4f7f\u7528\u53c2\u6570 –advertise-addr \u6307\u5b9a\u5ba3\u544a\u5730\u5740\uff0c\u5426\u5219\u81ea\u52a8\u9009\u62e9\u7684\u5730\u5740\u5f88\u53ef\u80fd\u4e0d\u662f\u4f60\u671f\u671b\u7684\uff0c\u4ece\u800c\u5bfc\u81f4\u96c6\u7fa4\u4e92\u8054\u5931\u8d25\u3002\u683c\u5f0f\u4e3a –advertise-addr <\u5730\u5740>:<\u7aef\u53e3>\uff0c\u5730\u5740\u53ef\u4ee5\u662f IP \u5730\u5740\uff0c\u4e5f\u53ef\u4ee5\u662f\u7f51\u5361\u63a5\u53e3\uff0c\u6bd4\u5982 eth0\u3002\u7aef\u53e3\u9ed8\u8ba4\u4e3a 2377\uff0c\u5982\u679c\u4e0d\u6539\u52a8\u53ef\u4ee5\u5ffd\u7565\u3002<\/p>\n

\u6b64\u5916\uff0c\u8fd9\u662f\u4f9b\u670d\u52a1\u4f7f\u7528\u7684 overlay\uff0c\u56e0\u6b64\u6240\u6709 docker service create \u7684\u670d\u52a1\u5bb9\u5668\u53ef\u4ee5\u4f7f\u7528\u8be5\u7f51\u7edc\uff0c\u800c docker run \u4e0d\u53ef\u4ee5\u4f7f\u7528\u8be5\u7f51\u7edc\uff0c\u9664\u975e\u660e\u786e\u8be5\u7f51\u7edc\u4e3a –attachable\u3002<\/p>\n

\u5173\u4e8e overlay \u7f51\u7edc\u7684\u8fdb\u4e00\u6b65\u4fe1\u606f\uff0c\u53ef\u4ee5\u53c2\u8003\u5b98\u7f51\u6587\u6863\uff1a https:\/\/docs.docker.com\/engine\/userguide\/networking\/get-started-overlay\/<\/p>\n

\u867d\u7136\u9ed8\u8ba4\u4f7f\u7528\u7684\u662f overlay \u7f51\u7edc\uff0c\u4f46\u8fd9\u5e76\u4e0d\u662f\u552f\u4e00\u7684\u591a\u5bbf\u4e3b\u4e92\u8054\u65b9\u6848\u3002Docker \u5185\u7f6e\u4e86\u4e00\u4e9b\u5176\u5b83\u7684\u4e92\u8054\u65b9\u6848\uff0c\u6bd4\u5982\u6548\u7387\u6bd4\u8f83\u9ad8\u7684 macvlan\u3002\u5982\u679c\u5728\u5c40\u57df\u7f51\u7edc\u73af\u5883\u4e0b\uff0c\u5bf9 overlay \u7684\u989d\u5916\u5f00\u9500\u4e0d\u6ee1\u610f\uff0c\u90a3\u4e48\u53ef\u4ee5\u8003\u8651 macvlan \u4ee5\u53ca ipvlan\uff0c\u8fd9\u662f\u6bd4\u8f83\u597d\u7684\u65b9\u6848\u3002
\nhttps:\/\/docs.docker.com\/engine\/userguide\/networking\/get-started-macvlan\/<\/p>\n

\u6b64\u5916\uff0c\u8fd8\u6709\u5f88\u591a\u7b2c\u4e09\u65b9\u7684\u7f51\u7edc\u53ef\u4ee5\u7528\u6765\u8fdb\u884c\u8de8\u5bbf\u4e3b\u4e92\u8054\uff0c\u53ef\u4ee5\u8bbf\u95ee\u5b98\u7f51\u5bf9\u5e94\u6587\u6863\u8fdb\u4e00\u6b65\u67e5\u770b\uff1a https:\/\/docs.docker.com\/engine\/extend\/legacy_plugins\/#\/network-plugins
\n\u660e\u660e docker network ls \u4e2d\u770b\u5230\u4e86\u5efa\u7acb\u7684 overlay \u7f51\u7edc\uff0c\u600e\u4e48 docker run \u8fd8\u8bf4\u7f51\u7edc\u4e0d\u5b58\u5728\u554a\uff1f
\n\u5982\u679c\u5728 docker network ls \u4e2d\u770b\u5230\u4e86\u5982\u4e0b\u7684 overlay \u7f51\u7edc\uff1a<\/p>\n

NETWORK ID NAME DRIVER SCOPE
\n…
\n24pz359114y0 mynet overlay swarm
\n…
\n\u90a3\u4e48\u8fd9\u4e2a\u540d\u4e3a mynet \u7684\u7f51\u7edc\u662f\u4e0d\u53ef\u4ee5\u8fde\u63a5\u5230 docker run \u7684\u5bb9\u5668\u3002\u5982\u679c\u8bd5\u56fe\u8fde\u63a5\u5219\u4f1a\u51fa\u73b0\u62a5\u9519\u3002<\/p>\n

\u5982\u679c\u662f 1.12 \u7684\u7cfb\u7edf\uff0c\u4f1a\u770b\u5230\u8fd9\u6837\u62a5\u9519\u4fe1\u606f\uff1a<\/p>\n

$ docker run –rm –network mynet busybox
\ndocker: Error response from daemon: network mynet not found.
\nSee ‘docker run –help’.
\n\u62a5\u9519\u8bf4 mynet \u7f51\u7edc\u627e\u4e0d\u5230\u3002\u5176\u5b9e\u5982\u679c\u4ed4\u7ec6\u89c2\u5bdf\uff0c\u4f1a\u770b\u5230\u8fd9\u4e2a\u540d\u4e3a mynet \u7684\u7f51\u7edc\uff0c\u9a71\u52a8\u662f overlay \u6ca1\u6709\u9519\uff0c\u4f46\u5b83\u7684 Scope \u662f swarm\u3002\u8fd9\u4e2a\u610f\u601d\u662f\u8bf4\u8fd9\u4e2a\u7f51\u7edc\u662f\u5728\u4e8c\u4ee3 Swarm \u73af\u5883\u4e2d\u5efa\u7acb\u7684 overlay \u7f51\u7edc\uff0c\u56e0\u6b64\u53ea\u53ef\u4ee5\u7531 Swarm \u73af\u5883\u4e0b\u7684\u670d\u52a1\u5bb9\u5668\u624d\u53ef\u4ee5\u4f7f\u7528\u3002\u800c docker run \u6240\u8fd0\u884c\u7684\u53ea\u662f\u96f6\u6563\u7684\u5bb9\u5668\uff0c\u5e76\u975e Service\uff0c\u56e0\u6b64\u81ea\u7136\u5728\u96f6\u6563\u5bb9\u5668\u6240\u80fd\u4f7f\u7528\u7684\u7f51\u7edc\u4e2d\uff0c\u4e0d\u5b58\u5728\u53eb mynet \u7f51\u7edc\u3002<\/p>\n

docker run \u53ef\u4ee5\u4f7f\u7528\u7684 overlay \u7f51\u7edc\u662f Scope \u4e3a global \u7684 overlay \u7f51\u7edc\uff0c\u4e5f\u5c31\u662f\u4f7f\u7528\u5916\u7f6e\u952e\u503c\u5e93\u6240\u5efa\u7acb\u7684 overlay \u7f51\u7edc\uff0c\u6bd4\u5982\u4e00\u4ee3 Swarm \u7684 overlay \u7f51\u7edc\u3002<\/p>\n

\u8fd9\u70b9\u5728 1.13 \u540e\u7a0d\u6709\u53d8\u5316\u3002\u5982\u679c\u662f 1.13 \u4ee5\u540e\u7684\u7cfb\u7edf\uff0c\u4f1a\u770b\u5230\u8fd9\u6837\u7684\u4fe1\u606f\uff1a<\/p>\n

$ docker run –rm –network mynet busybox
\ndocker: Error response from daemon: Could not attach to network mynet: rpc error: code = 7
\ndesc = network mynet not manually attachable.
\n\u62a5\u9519\u4fe1\u606f\u4e0d\u518d\u8bf4\u7f51\u7edc\u627e\u4e0d\u5230\uff0c\u800c\u662f\u8bf4\u8fd9\u4e2a mynet \u7f51\u7edc\u65e0\u6cd5\u8fde\u63a5\u3002\u8fd9\u662f\u7531\u4e8e\u4ece 1.13 \u5f00\u59cb\uff0c\u5141\u8bb8\u5728\u5efa\u7acb\u7f51\u7edc\u7684\u65f6\u5019\u58f0\u660e\u8fd9\u4e2a\u7f51\u7edc\u662f\u5426\u53ef\u4ee5\u88ab\u96f6\u6563\u7684\u5bb9\u5668\u6240\u8fde\u63a5\u3002\u5982\u679c docker network create \u52a0\u4e86 –attachable \u7684\u53c2\u6570\uff0c\u90a3\u4e48\u5728\u540e\u671f\uff0c\u8fd9\u4e2a\u7f51\u7edc\u662f\u53ef\u4ee5\u88ab\u666e\u901a\u5bb9\u5668\u6240\u8fde\u63a5\u7684\u3002<\/p>\n

\u4f46\u662f\u8fd9\u662f\u5728\u5b89\u5168\u6a21\u578b\u4e0a\u5f00\u4e86\u4e00\u4e2a\u53e3\u5b50\uff0c\u56e0\u6b64\uff0c\u9ed8\u8ba4\u4e0d\u5141\u8bb8\u666e\u901a\u5bb9\u5668\u94fe\u63a5\uff0c\u5e76\u4e14\u4e0d\u5efa\u8bae\u4f7f\u7528\u3002
\n\u4f7f\u7528 Swarm Mode \u7684\u65f6\uff0c\u770b\u5230\u6709\u4e2a\u53eb ingress \u7684 overlay \u7f51\u7edc\uff0c\u5b83\u548c\u81ea\u5df1\u521b\u5efa\u7684\u7f51\u7edc\u6709\u4ec0\u4e48\u533a\u522b\uff1f
\n\u5728\u542f\u7528\u4e86\u4e8c\u4ee3 Swarm \u540e\uff0c\u53ef\u80fd\u4f1a\u5728\u7f51\u7edc\u5217\u8868\u65f6\u770b\u5230\u4e00\u4e2a\u540d\u4e3a ingress \u7684 overlay \u7f51\u7edc\u3002<\/p>\n

$ docker network ls
\nNETWORK ID NAME DRIVER SCOPE
\n6beb824623a4 bridge bridge local
\nf3f636574c7a docker_gwbridge bridge local
\ncfeb2513a4a3 host host local
\n88smbt683r5p ingress overlay swarm
\n24pz359114y0 mynet overlay swarm
\nd35d69ece740 none null local
\n\u8fd9\u91cc\u53ef\u4ee5\u770b\u5230\u4e24\u4e2a overlay \u7f51\u7edc\uff0c\u5176\u4e2d\u4e00\u4e2a\u662f\u6211\u4eec\u521b\u5efa\u7684 mynet\uff0c\u53e6\u4e00\u4e2a\u5219\u662f Docker \u5f15\u64ce\u81ea\u5df1\u521b\u5efa\u7684 ingress\uff0c\u4ece\u9a71\u52a8\u548c Scope \u53ef\u4ee5\u770b\u51fa\u4e24\u4e2a\u7f51\u7edc\u90fd\u662f\u7ed9 Swarm Mode \u4f7f\u7528\u7684 overlay \u7f51\u7edc\u3002<\/p>\n

ingress \u662f overlay \u7f51\u7edc\uff0c\u4f46\u5e76\u4e0d\u662f\u666e\u901a\u7684 overlay network\uff0c\u5b83\u662f\u4e3a\u8fb9\u754c\u8fdb\u5165\u6d41\u91cf\u7279\u6b8a\u51c6\u5907\u7684\u7f51\u7edc\u3002\u8fd9\u4e2a\u7f51\u7edc\u5b58\u5728\u4e8e\u96c6\u7fa4\u4e2d\u6bcf\u4e00\u4e2aDocker\u5bbf\u4e3b\u4e0a\uff0c\u4e0d\u9700\u8981\u989d\u5916\u5efa\u7acb\u3002<\/p>\n

\u5f53\u6211\u4eec\u4f7f\u7528 docker service create -p 80:80 \u8fd9\u79cd\u5f62\u5f0f\u521b\u5efa\u4e00\u4e2a\u670d\u52a1\u7684\u65f6\u5019\uff0c\u6211\u4eec\u8981\u6c42\u6620\u5c04\u96c6\u7fa4\u7aef\u53e3 80 \u5230\u670d\u52a1\u5bb9\u5668\u7684 80 \u7aef\u53e3\u4e0a\u3002\u5176\u6548\u679c\u662f\u8bbf\u95ee\u4efb\u4e00\u8282\u70b9\u7684 80 \u7aef\u53e3\uff0c\u5373\u4f7f\u8fd9\u4e2a\u8282\u70b9\u6ca1\u6709\u8fd0\u884c\u6211\u4eec\u6240\u9700\u7684\u5bb9\u5668\uff0c\u4f9d\u65e7\u53ef\u4ee5\u8fde\u63a5\u5230\u5bb9\u5668\u670d\u52a1\uff0c\u5e76\u4e14\u53d6\u5f97\u7ed3\u679c\u3002\u5b9e\u73b0\u8fd9\u6837\u6548\u679c\u7684\u4e00\u4e2a\u539f\u56e0\u5c31\u662f\u56e0\u4e3a ingress \u7f51\u7edc\u7684\u5b58\u5728\u3002<\/p>\n

Swarm \u4e2d\u7684\u6bcf\u4e2a\u8282\u70b9\uff0c\u90fd\u4f1a\u6709\u4e00\u4e2a\u9690\u85cf\u7684\u6c99\u7bb1\u5bb9\u5668\u76d1\u542c\u5bbf\u4e3b\u7684\u670d\u52a1\u7aef\u53e3\uff0c\u7528\u4e8e\u63a5\u6536\u6765\u81ea\u96c6\u7fa4\u5916\u754c\u7684\u8bbf\u95ee\u3002<\/p>\n

\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7 docker network inspect ingress \u6765\u770b\u5230\u8fd9\u4e2a\u6c99\u7bb1\u5bb9\u5668\uff1a<\/p>\n

$ docker network inspect ingress
\n[
\n{
\n“Name”: “ingress”,
\n“Id”: “88smbt683r5p7c0l7sd0dpniw”,
\n“Scope”: “swarm”,
\n“Driver”: “overlay”,
\n“EnableIPv6”: false,
\n“IPAM”: {
\n“Driver”: “default”,
\n“Options”: null,
\n“Config”: [
\n{
\n“Subnet”: “10.255.0.0\/16”,
\n“Gateway”: “10.255.0.1”
\n}
\n]
\n},
\n“Internal”: false,
\n“Containers”: {
\n“faff08692b5f916fcb15aa7ac6bc8633a0fa714a52a1fb75e57525c94581c45a”: {
\n“Name”: “web.1.1jyunyva6picwsztzrj6t2cio”,
\n“EndpointID”: “58240770eb25565b472384731b1b90e36141a633ce184a5163829cf96e9d1195”,
\n“MacAddress”: “02:42:0a:ff:00:05”,
\n“IPv4Address”: “10.255.0.5\/16”,
\n“IPv6Address”: “”
\n},
\n“ingress-sbox”: {
\n“Name”: “ingress-endpoint”,
\n“EndpointID”: “fe8f89d4f99d7bacb14c5cb723682c180278d62e9edd10b523cdd81a45695c5d”,
\n“MacAddress”: “02:42:0a:ff:00:03”,
\n“IPv4Address”: “10.255.0.3\/16”,
\n“IPv6Address”: “”
\n}
\n},
\n“Options”: {
\n“com.docker.network.driver.overlay.vxlanid_list”: “256”
\n},
\n“Labels”: {}
\n}
\n]
\n\u5728\u4e0a\u9762\u7684\u547d\u4ee4\u8fd4\u56de\u4fe1\u606f\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u4e00\u4e2a\u540d\u4e3a ingress-endpoint \u7684\u5bb9\u5668\uff0c\u8fd9\u5c31\u662f\u8fb9\u754c\u6c99\u7bb1\u5bb9\u5668\u3002<\/p>\n

\u5f53\u6211\u4eec\u521b\u5efa\u670d\u52a1\u65f6\uff0c\u4f7f\u7528\u4e86 -p \u53c2\u6570\u540e\uff0c\u670d\u52a1\u5bb9\u5668\u5c31\u4f1a\u88ab\u81ea\u52a8\u7684\u52a0\u5165\u5230 ingress \u7f51\u7edc\u4e2d\uff0c\u540c\u65f6\u4f1a\u5728\u6c99\u7bb1\u4e2d\u6ce8\u518c\u6620\u5c04\u4fe1\u606f\uff0c\u544a\u77e5\u54ea\u4e2a\u670d\u52a1\u8981\u6c42\u5b88\u62a4\u54ea\u4e2a\u7aef\u53e3\uff0c\u5177\u4f53\u5bf9\u5e94\u5bb9\u5668\u662f\u54ea\u4e9b\u3002<\/p>\n

\u56e0\u6b64\u5f53\u6c99\u7bb1\u6536\u5230\u5916\u90e8\u8fde\u63a5\u540e\uff0c\u901a\u8fc7\u8bbf\u95ee\u7aef\u53e3\u5c31\u53ef\u4ee5\u77e5\u9053\u5177\u4f53\u670d\u52a1\u5728\u5b88\u62a4\uff0c\u7136\u540e\u4f1a\u901a\u8fc7\u8fd9\u4e2a ingress \u7f51\u7edc\u53bb\u5c06\u8fde\u63a5\u8bf7\u6c42\u8f6c\u53d1\u7ed9\u5bf9\u5e94\u670d\u52a1\u5bb9\u5668\u3002\u800c\u7531\u4e8e ingress \u7684\u672c\u8d28\u662f overlay network\uff0c\u56e0\u6b64\uff0c\u65e0\u8bba\u670d\u52a1\u5bb9\u5668\u8fd0\u884c\u4e8e\u54ea\u4e2a\u8282\u70b9\u4e0a\uff0c\u6c99\u7bb1\u90fd\u53ef\u4ee5\u6210\u529f\u7684\u5c06\u8fde\u63a5\u8f6c\u53d1\u7ed9\u6b63\u786e\u7684\u670d\u52a1\u5bb9\u5668\u3002<\/p>\n

\u6240\u4ee5\uff0cingress \u662f\u7279\u6b8a\u7528\u9014\u7684\u7f51\u7edc\uff0c\u53ea\u8981\u670d\u52a1\u6709 -p \u9009\u9879\uff0c\u90a3\u4e48\u670d\u52a1\u5bb9\u5668\u5c31\u4f1a\u81ea\u52a8\u88ab\u52a0\u5165\u8be5\u7f51\u7edc\u3002\u56e0\u6b64\u628a ingress \u7f51\u7edc\u5f53\u505a\u666e\u901a\u7684 overlay \u7f51\u7edc\u4f7f\u7528\u7684\u8bdd\uff0c\u9664\u4e86\u4f1a\u5e72\u6270 Swarm \u6b63\u5e38\u7684\u8fb9\u754c\u8d1f\u8f7d\u5747\u8861\u7684\u80fd\u529b\uff0c\u4e5f\u4f1a\u7834\u574f\u670d\u52a1\u9694\u79bb\u7684\u5b89\u5168\u673a\u5236\u3002\u6240\u4ee5\u4e0d\u8981\u628a\u8fd9\u4e2a\u7f51\u7edc\u5f53\u505a\u666e\u901a\u7684 overlay \u7f51\u7edc\u6765\u4f7f\u7528\uff0c\u9700\u8981\u63a7\u5236\u670d\u52a1\u4e92\u8054\u548c\u9694\u79bb\u65f6\uff0c\u8bf7\u7528\u81ea\u884c\u521b\u5efa\u7684 overlay \u7f51\u7edc\u3002
\n\u542c\u8bf4 –link \u8fc7\u65f6\u4e0d\u518d\u7528\u4e86\uff1f\u90a3\u5bb9\u5668\u4e92\u8054\u3001\u670d\u52a1\u53d1\u73b0\u600e\u4e48\u529e\uff1f
\n\u5728 1-2 \u5e74\u524d\uff0cDocker \u6240\u6709\u5bb9\u5668\u90fd\u8fde\u63a5\u4e8e\u9ed8\u8ba4\u7684\u6865\u63a5\u7f51\u7edc\u4e0a\uff0c\u4e5f\u5c31\u662f\u5f88\u591a\u8001\u6587\u7ae0\u9f13\u6363\u7684 docker0 \u6865\u63a5\u7f51\u5361\u3002\u56e0\u6b64\u5b9e\u9645\u4e0a\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u6240\u6709\u5bb9\u5668\u90fd\u662f\u53ef\u4ee5\u4e92\u8054\u7684\uff0c\u6ca1\u6709\u9694\u79bb\uff0c\u5f53\u7136\u8fd9\u6837\u5b89\u5168\u6027\u4e0d\u597d\u3002\u800c\u670d\u52a1\u53d1\u73b0\uff0c\u662f\u5728\u8fd9\u79cd\u73af\u5883\u4e0b\u53d1\u5c55\u51fa\u6765\u7684\uff0c\u901a\u8fc7\u4fee\u6539\u5bb9\u5668\u5185\u7684 \/etc\/hosts \u6587\u4ef6\u6765\u5b8c\u6210\u7684\u3002\u51e1\u662f –link \u7684\u4e3b\u673a\u7684\u522b\u540d\u5c31\u4f1a\u51fa\u73b0\u4e8e \/etc\/hosts \u4e2d\uff0c\u5176\u5730\u5740\u7531 Docker \u5f15\u64ce\u7ef4\u62a4\u3002\u56e0\u6b64\u5bb9\u5668\u95f4\u624d\u53ef\u4ee5\u901a\u8fc7\u522b\u540d\u4e92\u8bbf\u3002<\/p>\n

\u4f46\u662f\u8fd9\u79cd\u529e\u6cd5\u5e76\u4e0d\u662f\u597d\u7684\u89e3\u51b3\u65b9\u6848\uff0cDocker \u65e9\u5728\u4e00\u5e74\u591a\u4ee5\u524d\u5c31\u5df2\u7ecf\u4f7f\u7528\u81ea\u5b9a\u4e49\u7f51\u7edc\u4e86\u3002\u5728\u540c\u4e00\u4e2a\u7f51\u7edc\u4e2d\u7684\u5bb9\u5668\uff0c\u53ef\u4ee5\u4e92\u8054\uff0c\u5e76\u4e14\uff0cDocker \u5185\u7f6e\u4e86 DNS\uff0c\u5bb9\u5668\u5185\u7684\u5e94\u7528\u53ef\u4ee5\u4f7f\u7528\u670d\u52a1\u540d\u3001\u5bb9\u5668\u540d\u3001\u522b\u540d\u6765\u8fdb\u884c\u670d\u52a1\u53d1\u73b0\uff0c\u540d\u79f0\u4f1a\u7ecf\u7531\u5185\u7f6e\u7684 DNS \u8fdb\u884c\u89e3\u6790\uff0c\u5176\u7ed3\u679c\u662f\u52a8\u6001\u7684\uff1b\u800c\u4e0d\u5728\u540c\u4e00\u7f51\u7edc\u4e2d\u7684\u5bb9\u5668\uff0c\u4e0d\u53ef\u4ee5\u4e92\u8054\u3002<\/p>\n

\u56e0\u6b64\uff0c\u73b0\u5728\u65e9\u5c31\u4e0d\u7528 –link \u4e86\uff0c\u800c\u4e14\u975e\u5e38\u4e0d\u5efa\u8bae\u4f7f\u7528\u3002<\/p>\n

\u9996\u5148\u662f\u56e0\u4e3a\u4f7f\u7528 –link \u5c31\u5f88\u53ef\u80fd\u8fd8\u5728\u7528\u9ed8\u8ba4\u6865\u63a5\u7f51\u7edc\uff0c\u8fd9\u5f88\u4e0d\u5b89\u5168\uff0c\u6240\u6709\u5bb9\u5668\u90fd\u6ca1\u6709\u9002\u5ea6\u9694\u79bb\uff0c\u7528\u81ea\u5b9a\u4e49\u7f51\u7edc\u624d\u6bd4\u8f83\u65b9\u4fbf\u4e92\u8054\u9694\u79bb\u3002<\/p>\n

\u5176\u6b21\uff0c\u4fee\u6539 \/etc\/hosts \u6587\u4ef6\u6709\u5f88\u591a\u5f0a\u75c5\u3002\u6bd4\u5982\uff0c\u9ad8\u9891\u7e41\u7684\u5bb9\u5668\u542f\u505c\u73af\u5883\u65f6\uff0c\u5bb9\u6613\u4ea7\u751f\u7ade\u4e89\u5192\u9669\uff0c\u5bfc\u81f4 \/etc\/hosts \u6587\u4ef6\u635f\u574f\uff0c\u51fa\u73b0\u8bbf\u95ee\u6545\u969c\uff1b\u6216\u8005\u6709\u4e9b\u5e94\u7528\u53d1\u73b0\u662f\u6765\u81ea\u4e8e \/etc\/hosts \u6587\u4ef6\u540e\uff0c\u5c31\u5047\u5b9a\u5176\u4e3a\u9759\u6001\u6587\u4ef6\uff0c\u800c\u7f13\u5b58\u7ed3\u679c\u4e0d\u518d\u67e5\u8be2\uff0c\u4ece\u800c\u5bfc\u81f4\u5bb9\u5668\u542f\u505c IP \u53d8\u66f4\u540e\uff0c\u4f7f\u7528\u65e7\u7684\u6761\u76ee\u800c\u65e0\u6cd5\u8fde\u63a5\u5230\u6b63\u786e\u7684\u5bb9\u5668\u7b49\u7b49\u3002<\/p>\n

\u53e6\u5916\uff0c\u5728\u4e00\u4ee3 Swarm \u73af\u5883\u4e2d\uff0c\u5728 docker-compose.yml \u4e2d\u4f7f\u7528\u4e86 links \u5c31\u610f\u5473\u7740\u670d\u52a1\u95f4\u7684\u5f3a\u4f9d\u8d56\u5173\u7cfb\uff0c\u56e0\u6b64\u8c03\u5ea6\u65f6\u4e0d\u4f1a\u5c06\u670d\u52a1\u8fd0\u884c\u4e8e\u4e0d\u540c\u8282\u70b9\uff0c\u800c\u662f\u5168\u90e8\u8fd0\u884c\u4e8e\u4e00\u4e2a\u8282\u70b9\uff0c\u4f7f\u5f97\u6a2a\u5411\u6269\u5c55\u5931\u8d25\u3002<\/p>\n

\u6240\u4ee5\u4e0d\u8981\u518d\u4f7f\u7528 –link \u4ee5\u53ca docker-compose.yml \u4e2d\u7684 links \u4e86\u3002\u5e94\u8be5\u4f7f\u7528 docker network\uff0c\u5efa\u7acb\u7f51\u7edc\uff0c\u800c docker run –network \u6765\u8fde\u63a5\u7279\u5b9a\u7f51\u7edc\u3002\u6216\u8005\u4f7f\u7528 version: ‘2’ \u7684 docker-compose.yml \u76f4\u63a5\u5b9a\u4e49\u81ea\u5b9a\u4e49\u7f51\u7edc\u5e76\u4f7f\u7528\u3002<\/p>\n

\u5efa\u8bae\u53bb\u770b\u4e00\u4e0b\u6211\u5199\u7684 LNMP \u591a\u5bb9\u5668\u4e92\u8054\u7684\u4f8b\u5b50\uff1a https:\/\/coding.net\/u\/twang2218\/p\/docker-lnmp\/git
\n\u4f7f\u7528 HBase\/Hadoop \u7684\u65f6\u5019\uff0c\u53cd\u5411\u89e3\u6790\u603b\u662f\u4e0d\u5bf9\uff0c\u600e\u4e48\u529e\uff1f
\nHadoop\/HBase \u8fd9\u7c7b\u4e1c\u897f\u603b\u559c\u6b22\u6839\u636e\u8bbe\u5b9a\u7684\u540d\u79f0\u6b63\u5411\u7684\u89e3\u6790\u4e00\u904d\uff0c\u7136\u540e\u5728\u67d0\u4e2a\u65f6\u5019\u4f1a\u53cd\u5411\u7684\u89e3\u6790\u4e00\u904d\u68c0\u67e5\u662f\u5426\u4e00\u81f4\u3002\u8fd9\u79cd\u9ed8\u8ba4\u5047\u5b9a\u5f88\u591a\u65f6\u5019\u4f1a\u51fa\u95ee\u9898\uff0c\u7279\u522b\u662f\u5bf9\u4e8e\u4f7f\u7528 \/etc\/hosts \u7684\u65f6\u5019\u3002\u6b63\u5411\u89e3\u6790\u4f1a\u4ece \/etc\/hosts \u4e2d\u53d6\u5f97\uff0c\u800c\u53cd\u5411\u89e3\u6790\u5219\u66f4\u53ef\u80fd\u8d70 DNS\uff0c\u4e8e\u662f\u51fa\u73b0\u4e86\u4e0d\u4e00\u81f4\u3002<\/p>\n

\u5bf9\u4e8e Docker \u800c\u8a00\uff0c\u4f7f\u7528\u81ea\u5b9a\u4e49\u7f51\u7edc\u540e\uff0c\u4e00\u4e2a\u5bb9\u5668\u6709\u5f88\u591a\u4e2a\u540d\u5b57\uff0c\u5185\u7f6e DNS \u53ef\u4ee5\u6839\u636e\u670d\u52a1\u540d\u3001\u5bb9\u5668\u540d\u3001\u7f51\u7edc\u522b\u540d\u3001<\u5bb9\u5668\u540d>.<\u7f51\u7edc\u540d> \u7b49\u6765\u8fdb\u884c\u89e3\u6790\u3002\u56e0\u6b64\u6b63\u5411\u89e3\u6790\u8bbe\u7f6e\u4efb\u4f55\u4e00\u4e2a\uff0c\u5176\u7ed3\u679c\u90fd\u4f1a\u6307\u5411\u5bb9\u5668\u7684 IP\u3002<\/p>\n

\u800c\u53cd\u5411\u89e3\u6790\u5219\u4e0d\u4f1a\u8fd4\u56de\u6240\u6709\u7ed3\u679c\uff0c\u800c\u53ea\u8fd4\u56de<\u5bb9\u5668\u540d>.<\u7f51\u7edc\u540d>\u3002<\/p>\n

\u6240\u4ee5\u5f53\u6709\u4eba\u8fd9\u6837\u8fd0\u884c\u5bb9\u5668\u7684\u65f6\u5019\uff1a<\/p>\n

$ docker run -it –rm \\
\n–name wombat.example.com \\
\n–hostname wombat.example.com \\
\n–network net1 \\
\nm3adow\/nettools
\n\u4f1a\u53d1\u73b0\u53cd\u5411\u89e3\u6790\u7ed3\u679c\u5e76\u975e\u81ea\u5df1\u6240\u671f\u671b\u7684\uff1a<\/p>\n

\/ # ip a
\n1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1
\nlink\/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
\ninet 127.0.0.1\/8 scope host lo
\nvalid_lft forever preferred_lft forever
\ninet6 ::1\/128 scope host
\nvalid_lft forever preferred_lft forever
\n50: eth0@if51: mtu 1500 qdisc noqueue state UP
\nlink\/ether 02:42:ac:13:00:02 brd ff:ff:ff:ff:ff:ff
\ninet 172.19.0.2\/16 scope global eth0
\nvalid_lft forever preferred_lft forever
\ninet6 fe80::42:acff:fe13:2\/64 scope link
\nvalid_lft forever preferred_lft forever
\n\/ # dig +short wombat.example.com
\n172.19.0.2
\n\/ # host 172.19.0.2
\n2.0.19.172.in-addr.arpa domain name pointer wombat.example.com.net1.
\n\u4ece\u4e0a\u9762\u7684\u89e3\u6790\u7ed3\u679c\u53ef\u4ee5\u770b\u51fa\u6765\uff0c\u7531 wombat.example.com \u6b63\u5411\u89e3\u6790\u7684\u8bdd\uff0c\u5176\u7ed3\u679c\u662f 172.19.0.2\uff0c\u786e\u5b9e\u662f\u6211\u4eec\u7684 IP \u5730\u5740\uff1b\u4f46\u662f\u7531 172.19.0.2 \u53cd\u5411\u89e3\u6790\u7684\u8bdd\uff0c\u6240\u5f97\u5230\u7684\u57df\u540d\u786e\u5b9e wombat.example.com.net1\u3002\u591a\u4e86\u4e00\u4e2a .net1 \u7684\u5c3e\u5df4\u3002\u4ece\u800c\u5bfc\u81f4 HBase\/Hadoop \u8fd9\u7c7b\u8f6f\u4ef6\u51fa\u73b0\u6545\u969c\u3002<\/p>\n

\u89e3\u51b3\u529e\u6cd5\u5f88\u7b80\u5355\uff0c\u6211\u4eec\u73b0\u5728\u77e5\u9053\u53cd\u5411\u57df\u540d\u89e3\u6790\u7684\u683c\u5f0f\u4e3a <\u5bb9\u5668\u540d>.<\u7f51\u7edc\u540d>\u3002\u90a3\u4e48\u6211\u4eec\u53ea\u9700\u8981\u5c06\u7f51\u7edc\u540d\u8bbe\u4e3a\u57df\u540d\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n

$ docker network create example.com
\n$ docker run -it –rm \\
\n–name wombat \\
\n–hostname wombat.example.com \\
\n–network example.com \\
\nm3adow\/nettools
\n\/ # ip a
\n1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1
\nlink\/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
\ninet 127.0.0.1\/8 scope host lo
\nvalid_lft forever preferred_lft forever
\ninet6 ::1\/128 scope host
\nvalid_lft forever preferred_lft forever
\n52: eth0@if53: mtu 1500 qdisc noqueue state UP
\nlink\/ether 02:42:ac:15:00:02 brd ff:ff:ff:ff:ff:ff
\ninet 172.21.0.2\/16 scope global eth0
\nvalid_lft forever preferred_lft forever
\ninet6 fe80::42:acff:fe15:2\/64 scope link
\nvalid_lft forever preferred_lft forever
\n\/ # dig +short wombat.example.com
\n172.21.0.2
\n\/ # host 172.21.0.2
\n2.0.21.172.in-addr.arpa domain name pointer wombat.example.com.
\n\u8fd9\u91cc\u770b\u5230\uff0c\u6b63\u5411\u89e3\u6790\u6ca1\u95ee\u9898\uff0c\u53cd\u5411\u89e3\u6790\u4e5f\u5f97\u5230\u4e86 wombat.example.com \u8fd9\u4e2a\u6240\u671f\u671b\u7684\u7ed3\u679c\u3002<\/p>\n

\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u670d\u52a1\u540d\u3001\u4e3b\u673a\u540d\u3001\u5bb9\u5668\u540d\u8fd9\u7c7b\u53ef\u7528\u4e8e\u670d\u52a1\u53d1\u73b0\u7684\u540d\u79f0\uff0c\u5e94\u8be5\u5c3d\u91cf\u4f7f\u7528 \u975e FQDN\uff0c\u4e5f\u5c31\u662f\u4e0d\u5305\u542b . \u7684\u5355\u4e00\u540d\u5b57\uff0c\u5426\u5219\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u4f1a\u51fa\u9519\u3002
\n\u5bb9\u5668\u600e\u4e48\u53d6\u5bbf\u4e3b\u673a IP \u554a\uff1f
\n\u5355\u673a\u73af\u5883<\/p>\n

\u5982\u679c\u662f\u5355\u673a\u73af\u5883\uff0c\u5f88\u7b80\u5355\uff0c\u4e0d\u5fc5\u7422\u78e8\u600e\u4e48\u7a81\u7834\u547d\u540d\u7a7a\u95f4\u9650\u5236\uff0c\u76f4\u63a5\u7528\u73af\u5883\u53d8\u91cf\u9001\u8fdb\u53bb\u5373\u53ef\u3002<\/p>\n

docker run -d -e HOST_IP=<\u5bbf\u4e3b\u7684IP\u5730\u5740> nginx
\n\u7136\u540e\u5bb9\u5668\u5185\u76f4\u63a5\u8bfb\u53d6 HOST_IP \u73af\u5883\u53d8\u91cf\u5373\u53ef\u3002<\/p>\n

\u96c6\u7fa4\u73af\u5883<\/p>\n

\u96c6\u7fa4\u73af\u5883\u76f8\u5bf9\u6bd4\u8f83\u590d\u6742\uff0cdocker service create \u4e2d\u7684 -e \u4ee5\u53ca –env-file\u662f\u5728\u670d\u52a1\u521b\u5efa\u65f6\u6307\u5b9a\u3001\u8bfb\u53d6\u73af\u5883\u53d8\u91cf\u5185\u5bb9\uff0c\u800c\u4e0d\u662f\u8fd0\u884c\u65f6\uff0c\u56e0\u6b64\u5bf9\u4e8e\u6bcf\u4e2a\u8282\u70b9\u90fd\u662f\u4e00\u6837\u7684\u3002\u800c\u4e14\u76ee\u524d\u4e0d\u5b58\u5728 dockerd -e \u9009\u9879\uff0c\u6240\u4ee5\u76f4\u63a5\u4f7f\u7528\u8fd9\u4e9b\u9009\u9879\u8fbe\u4e0d\u5230\u6211\u4eec\u60f3\u8981\u7684\u6548\u679c\u3002<\/p>\n

\u4e0d\u8fc7\u6709\u53d8\u901a\u7684\u529e\u6cd5\uff0c\u53ef\u4ee5\u5728\u5bbf\u4e3b\u4e0a\u5efa\u7acb\u4e00\u4e2a \/etc\/variables \u6587\u4ef6\uff08\u540d\u5b57\u968f\u610f\uff0c\u8fd9\u91cc\u7528\u8fd9\u4e2a\u6587\u4ef6\u4e3e\u4f8b\uff09\u3002\u5176\u5185\u5bb9\u4e3a\uff1a<\/p>\n

HOST_IP=1.2.3.4
\n\u5176\u4e2d 1.2.3.4 \u662f\u8fd9\u4e2a\u8282\u70b9\u7684\u5bbf\u4e3b IP\uff0c\u56e0\u6b64\u6bcf\u4e2a\u8282\u70b9\u7684 \/etc\/variables \u7684\u5185\u5bb9\u4e0d\u540c\u3002<\/p>\n

\u800c\u5728\u542f\u52a8\u670d\u52a1\u65f6\uff0c\u6307\u5b9a\u6302\u8f7d\u8fd9\u4e2a\u670d\u52a1\u7aef\u672c\u5730\u6587\u4ef6\uff1a<\/p>\n

docker service create –name app \\
\n–mount type=bind,source=\/etc\/variables,target=\/etc\/variables:ro \\
\nmyapp
\n\u7531\u4e8e –mount \u662f\u53d1\u751f\u4e8e\u5bb9\u5668\u8fd0\u884c\u65f6\uff0c\u56e0\u6b64\u6240\u52a0\u8f7d\u7684\u662f\u6240\u8fd0\u884c\u7684\u670d\u52a1\u5668\u7684 \/etc\/variables\uff0c\u91cc\u9762\u6240\u5305\u542b\u7684\u4e5f\u662f\u8be5\u670d\u52a1\u5668\u7684 IP \u5730\u5740\u3002<\/p>\n

\u5728 myapp \u8fd9\u4e2a\u955c\u50cf\u7684\u5165\u53e3\u811a\u672c\u52a0\u5165\u52a0\u8f7d\u8be5\u73af\u5883\u53d8\u91cf\u6587\u4ef6\u7684\u547d\u4ee4\uff1a<\/p>\n

source \/etc\/variables
\n\u8fd9\u6837 app \u8fd9\u4e2a\u670d\u52a1\u5bb9\u5668\u5c31\u4f1a\u62e5\u6709 HOST_IP \u73af\u5883\u53d8\u91cf\uff0c\u5176\u503c\u4e3a\u6240\u8fd0\u884c\u7684\u5bbf\u4e3b IP\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

http:\/\/www.docker.or<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[122],"class_list":["post-3097","post","type-post","status-publish","format-standard","hentry","tag-06-godocker"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/3097","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=3097"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/3097\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=3097"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=3097"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=3097"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}