{"id":12843,"date":"2024-11-15T12:59:37","date_gmt":"2024-11-15T04:59:37","guid":{"rendered":"https:\/\/fwq.ai\/blog\/12843\/"},"modified":"2024-11-15T12:59:37","modified_gmt":"2024-11-15T04:59:37","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8docker%e4%b8%ad%e5%ae%9e%e7%8e%b0%e5%ae%b9%e5%99%a8%e7%9a%84%e9%ab%98%e5%8f%af%e7%94%a8%e6%80%a7%e4%b8%8e%e5%86%97%e4%bd%99%e7%bd%91%e7%bb%9c%e9%85%8d%e7%bd%ae%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/12843\/","title":{"rendered":"\u5982\u4f55\u5728Docker\u4e2d\u5b9e\u73b0\u5bb9\u5668\u7684\u9ad8\u53ef\u7528\u6027\u4e0e\u5197\u4f59\u7f51\u7edc\u914d\u7f6e\uff1f"},"content":{"rendered":"

\u5982\u4f55\u5728Docker\u4e2d\u5b9e\u73b0\u5bb9\u5668\u7684\u9ad8\u53ef\u7528\u6027\u4e0e\u5197\u4f59\u7f51\u7edc\u914d\u7f6e<\/h1>\n

\u5728\u73b0\u4ee3\u4e91\u8ba1\u7b97\u73af\u5883\u4e2d\uff0cDocker\u4f5c\u4e3a\u4e00\u79cd\u6d41\u884c\u7684\u5bb9\u5668\u5316\u6280\u672f\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u3001\u6d4b\u8bd5\u548c\u90e8\u7f72\u3002\u4e3a\u4e86\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u7684\u6301\u7eed\u53ef\u7528\u6027\u548c\u7a33\u5b9a\u6027\uff0c\u5bb9\u5668\u7684\u9ad8\u53ef\u7528\u6027\u4e0e\u5197\u4f59\u7f51\u7edc\u914d\u7f6e\u663e\u5f97\u5c24\u4e3a\u91cd\u8981\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u5728Docker\u4e2d\u5b9e\u73b0\u8fd9\u4e9b\u76ee\u6807\u3002<\/p>\n

\u4e00\u3001\u9ad8\u53ef\u7528\u6027\u6982\u8ff0<\/h2>\n

\u9ad8\u53ef\u7528\u6027\uff08High Availability, HA\uff09\u662f\u6307\u7cfb\u7edf\u5728\u4e00\u5b9a\u65f6\u95f4\u5185\u80fd\u591f\u6301\u7eed\u63d0\u4f9b\u670d\u52a1\u7684\u80fd\u529b\u3002\u5bf9\u4e8eDocker\u5bb9\u5668\u800c\u8a00\uff0c\u9ad8\u53ef\u7528\u6027\u901a\u5e38\u6d89\u53ca\u5230\u591a\u4e2a\u5bb9\u5668\u5b9e\u4f8b\u7684\u7ba1\u7406\uff0c\u4ee5\u786e\u4fdd\u5373\u4f7f\u67d0\u4e2a\u5b9e\u4f8b\u53d1\u751f\u6545\u969c\uff0c\u5176\u4ed6\u5b9e\u4f8b\u4ecd\u80fd\u7ee7\u7eed\u63d0\u4f9b\u670d\u52a1\u3002<\/p>\n

\u4e8c\u3001Docker\u5bb9\u5668\u7684\u9ad8\u53ef\u7528\u6027\u5b9e\u73b0<\/h2>\n

1. \u4f7f\u7528Docker Swarm<\/h3>\n

Docker Swarm\u662fDocker\u539f\u751f\u7684\u96c6\u7fa4\u7ba1\u7406\u5de5\u5177\uff0c\u53ef\u4ee5\u5c06\u591a\u4e2aDocker\u4e3b\u673a\u7ec4\u5408\u6210\u4e00\u4e2a\u865a\u62df\u7684Docker\u4e3b\u673a\u3002\u901a\u8fc7Swarm\uff0c\u7528\u6237\u53ef\u4ee5\u8f7b\u677e\u5730\u7ba1\u7406\u591a\u4e2a\u5bb9\u5668\u5b9e\u4f8b\uff0c\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u548c\u6545\u969c\u8f6c\u79fb\u3002<\/p>\n

docker swarm init\ndocker service create --replicas 3 --name my_service my_image<\/code><\/pre>\n
\u4e0a\u8ff0\u547d\u4ee4\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a\u201cmy_service\u201d\u7684\u670d\u52a1\uff0c\u5e76\u6307\u5b9a\u4e863\u4e2a\u526f\u672c\u3002\u5373\u4f7f\u5176\u4e2d\u4e00\u4e2a\u526f\u672c\u5931\u8d25\uff0cSwarm\u4f1a\u81ea\u52a8\u91cd\u542f\u6216\u66ff\u6362\u5b83\uff0c\u4ee5\u786e\u4fdd\u670d\u52a1\u7684\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n
2. \u4f7f\u7528Kubernetes<\/h3>\n
Kubernetes\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u5bb9\u5668\u7f16\u6392\u5de5\u5177\uff0c\u63d0\u4f9b\u4e86\u66f4\u4e3a\u590d\u6742\u7684\u9ad8\u53ef\u7528\u6027\u89e3\u51b3\u65b9\u6848\u3002\u901a\u8fc7Kubernetes\uff0c\u7528\u6237\u53ef\u4ee5\u5b9a\u4e49Pod\u7684\u526f\u672c\u6570\uff0c\u5e76\u5229\u7528\u5176\u81ea\u6211\u4fee\u590d\u80fd\u529b\u6765\u4fdd\u6301\u670d\u52a1\u7684\u53ef\u7528\u6027\u3002<\/p>\n
apiVersion: apps\/v1\nkind: Deployment\nmetadata:\n  name: my-deployment\nspec:\n  replicas: 3\n  selector:\n    matchLabels:\n      app: my-app\n  template:\n    metadata:\n      labels:\n        app: my-app\n    spec:\n      containers:\n      - name: my-container\n        image: my_image<\/code><\/pre>\n
\u5728Kubernetes\u4e2d\uff0cDeployment\u8d44\u6e90\u53ef\u4ee5\u786e\u4fdd\u6307\u5b9a\u6570\u91cf\u7684Pod\u59cb\u7ec8\u5728\u8fd0\u884c\u72b6\u6001\uff0c\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u53ef\u7528\u6027\u4fdd\u969c\u3002<\/p>\n
\u4e09\u3001\u5197\u4f59\u7f51\u7edc\u914d\u7f6e<\/h2>\n
\u5197\u4f59\u7f51\u7edc\u914d\u7f6e\u662f\u786e\u4fdd\u5bb9\u5668\u5728\u7f51\u7edc\u6545\u969c\u65f6\u4ecd\u80fd\u4fdd\u6301\u8fde\u63a5\u7684\u91cd\u8981\u624b\u6bb5\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u5e38\u89c1\u7684\u5197\u4f59\u7f51\u7edc\u914d\u7f6e\u65b9\u6cd5\uff1a<\/p>\n
1. \u4f7f\u7528Overlay\u7f51\u7edc<\/h3>\n
Docker\u7684Overlay\u7f51\u7edc\u5141\u8bb8\u8de8\u591a\u4e2aDocker\u4e3b\u673a\u521b\u5efa\u865a\u62df\u7f51\u7edc\u3002\u901a\u8fc7Overlay\u7f51\u7edc\uff0c\u5bb9\u5668\u53ef\u4ee5\u5728\u4e0d\u540c\u4e3b\u673a\u4e4b\u95f4\u8fdb\u884c\u901a\u4fe1\uff0c\u5373\u4f7f\u67d0\u4e2a\u4e3b\u673a\u53d1\u751f\u6545\u969c\uff0c\u5176\u4ed6\u4e3b\u673a\u4e0a\u7684\u5bb9\u5668\u4ecd\u7136\u53ef\u4ee5\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n
docker network create -d overlay my_overlay_network<\/code><\/pre>\n
2. \u4f7f\u7528\u8d1f\u8f7d\u5747\u8861\u5668<\/h3>\n
\u5728Docker\u73af\u5883\u4e2d\uff0c\u4f7f\u7528\u8d1f\u8f7d\u5747\u8861\u5668\u53ef\u4ee5\u6709\u6548\u5730\u5206\u6563\u6d41\u91cf\uff0c\u907f\u514d\u5355\u70b9\u6545\u969c\u3002\u5e38\u89c1\u7684\u8d1f\u8f7d\u5747\u8861\u5668\u6709Nginx\u548cHAProxy\u3002\u901a\u8fc7\u5c06\u6d41\u91cf\u5206\u53d1\u5230\u591a\u4e2a\u5bb9\u5668\u5b9e\u4f8b\uff0c\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u548c\u6027\u80fd\u3002<\/p>\n
http {\n    upstream my_app {\n        server container1:80;\n        server container2:80;\n    }\n    server {\n        location \/ {\n            proxy_pass http:\/\/my_app;\n        }\n    }\n}<\/code><\/pre>\n
\u603b\u7ed3<\/h2>\n
\u5728Docker\u4e2d\u5b9e\u73b0\u5bb9\u5668\u7684\u9ad8\u53ef\u7528\u6027\u4e0e\u5197\u4f59\u7f51\u7edc\u914d\u7f6e\u662f\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u7a33\u5b9a\u8fd0\u884c\u7684\u5173\u952e\u3002\u901a\u8fc7\u4f7f\u7528Docker Swarm\u6216Kubernetes\u7b49\u5de5\u5177\uff0c\u53ef\u4ee5\u8f7b\u677e\u7ba1\u7406\u591a\u4e2a\u5bb9\u5668\u5b9e\u4f8b\uff0c\u786e\u4fdd\u670d\u52a1\u7684\u6301\u7eed\u53ef\u7528\u6027\u3002\u540c\u65f6\uff0c\u91c7\u7528Overlay\u7f51\u7edc\u548c\u8d1f\u8f7d\u5747\u8861\u5668\u7b49\u6280\u672f\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u7f51\u7edc\u7684\u5197\u4f59\u6027\u3002\u5bf9\u4e8e\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u7a33\u5b9a\u6027\u7684\u5e94\u7528\uff0c\u9009\u62e9\u5408\u9002\u7684\u89e3\u51b3\u65b9\u6848\u81f3\u5173\u91cd\u8981\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u53ef\u9760\u7684 \u4e91\u670d\u52a1\u5668<\/a> \u89e3\u51b3\u65b9\u6848\uff0c\u7c73\u4e91\u63d0\u4f9b\u591a\u79cd\u9009\u62e9\uff0c\u5305\u62ec\u7f8e\u56fdVPS\u548c\u533f\u540d\u670d\u52a1\u5668\uff0c\u5e2e\u52a9\u60a8\u4fdd\u62a4\u9690\u79c1\u6743\u5e76\u786e\u4fdd\u6570\u636e\u5b89\u5168\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\u5728Docker\u4e2d\u5b9e\u73b0\u5bb9\u5668\u7684\u9ad8\u53ef\u7528\u6027\u4e0e\u5197\u4f59\u7f51\u7edc\u914d\u7f6e \u5728\u73b0\u4ee3\u4e91\u8ba1\u7b97\u73af\u5883\u4e2d\uff0cDocker\u4f5c\u4e3a\u4e00\u79cd\u6d41\u884c\u7684\u5bb9\u5668\u5316\u6280\u672f\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u3001\u6d4b\u8bd5\u548c\u90e8\u7f72\u3002\u4e3a\u4e86\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u7684\u6301\u7eed\u53ef\u7528\u6027\u548c\u7a33\u5b9a\u6027\uff0c\u5bb9\u5668\u7684\u9ad8\u53ef\u7528\u6027\u4e0e\u5197\u4f59\u7f51\u7edc\u914d\u7f6e\u663e\u5f97\u5c24\u4e3a\u91cd\u8981\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u5728Docker\u4e2d\u5b9e\u73b0\u8fd9\u4e9b\u76ee\u6807\u3002 \u4e00\u3001\u9ad8\u53ef\u7528\u6027\u6982\u8ff0 \u9ad8\u53ef\u7528\u6027\uff08High Availability, HA\uff09\u662f\u6307\u7cfb\u7edf\u5728\u4e00\u5b9a\u65f6\u95f4\u5185\u80fd\u591f\u6301\u7eed\u63d0\u4f9b\u670d\u52a1\u7684\u80fd\u529b\u3002\u5bf9\u4e8eDocker\u5bb9\u5668\u800c\u8a00\uff0c\u9ad8\u53ef\u7528\u6027\u901a\u5e38\u6d89\u53ca\u5230\u591a\u4e2a\u5bb9\u5668\u5b9e\u4f8b\u7684\u7ba1\u7406\uff0c\u4ee5\u786e\u4fdd\u5373\u4f7f\u67d0\u4e2a\u5b9e\u4f8b\u53d1\u751f\u6545\u969c\uff0c\u5176\u4ed6\u5b9e\u4f8b\u4ecd\u80fd\u7ee7\u7eed\u63d0\u4f9b\u670d\u52a1\u3002 \u4e8c\u3001Docker\u5bb9\u5668\u7684\u9ad8\u53ef\u7528\u6027\u5b9e\u73b0 1. \u4f7f\u7528Docker Swarm Docker Swarm\u662fDocker\u539f\u751f\u7684\u96c6\u7fa4\u7ba1\u7406\u5de5\u5177\uff0c\u53ef\u4ee5\u5c06\u591a\u4e2aDocker\u4e3b\u673a\u7ec4\u5408\u6210\u4e00\u4e2a\u865a\u62df\u7684Docker\u4e3b\u673a\u3002\u901a\u8fc7Swarm\uff0c\u7528\u6237\u53ef\u4ee5\u8f7b\u677e\u5730\u7ba1\u7406\u591a\u4e2a\u5bb9\u5668\u5b9e\u4f8b\uff0c\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u548c\u6545\u969c\u8f6c\u79fb\u3002 docker swarm init docker service create –replicas 3 –name my_service my_image \u4e0a\u8ff0\u547d\u4ee4\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a\u201cmy_service\u201d\u7684\u670d\u52a1\uff0c\u5e76\u6307\u5b9a\u4e863\u4e2a\u526f\u672c\u3002\u5373\u4f7f\u5176\u4e2d\u4e00\u4e2a\u526f\u672c\u5931\u8d25\uff0cSwarm\u4f1a\u81ea\u52a8\u91cd\u542f\u6216\u66ff\u6362\u5b83\uff0c\u4ee5\u786e\u4fdd\u670d\u52a1\u7684\u9ad8\u53ef\u7528\u6027\u3002 2. \u4f7f\u7528Kubernetes Kubernetes\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u5bb9\u5668\u7f16\u6392\u5de5\u5177\uff0c\u63d0\u4f9b\u4e86\u66f4\u4e3a\u590d\u6742\u7684\u9ad8\u53ef\u7528\u6027\u89e3\u51b3\u65b9\u6848\u3002\u901a\u8fc7Kubernetes\uff0c\u7528\u6237\u53ef\u4ee5\u5b9a\u4e49Pod\u7684\u526f\u672c\u6570\uff0c\u5e76\u5229\u7528\u5176\u81ea\u6211\u4fee\u590d\u80fd\u529b\u6765\u4fdd\u6301\u670d\u52a1\u7684\u53ef\u7528\u6027\u3002 apiVersion: apps\/v1 kind: Deployment metadata: name: my-deployment spec: replicas: 3 selector: matchLabels: app: my-app template: metadata: labels: app: my-app spec: containers: – name: my-container image: my_image \u5728Kubernetes\u4e2d\uff0cDeployment\u8d44\u6e90\u53ef\u4ee5\u786e\u4fdd\u6307\u5b9a\u6570\u91cf\u7684Pod\u59cb\u7ec8\u5728\u8fd0\u884c\u72b6\u6001\uff0c\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u53ef\u7528\u6027\u4fdd\u969c\u3002 \u4e09\u3001\u5197\u4f59\u7f51\u7edc\u914d\u7f6e […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-12843","post","type-post","status-publish","format-standard","hentry","category-docker"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/12843","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=12843"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/12843\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=12843"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=12843"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=12843"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}