{"id":33475,"date":"2022-11-14T16:25:06","date_gmt":"2022-12-19T16:16:01","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8docker-swarm%e8%bf%90%e8%a1%8c%e6%9c%8d%e5%8a%a1%e5%b9%b6%e5%b0%9d%e8%af%95%e7%bc%a9%e5%87%8f%e8%a7%84%e6%a8%a1\/"},"modified":"2024-04-29T00:39:16","modified_gmt":"2024-04-28T16:39:16","slug":"%e4%bd%bf%e7%94%a8docker-swarm%e8%bf%90%e8%a1%8c%e6%9c%8d%e5%8a%a1%e5%b9%b6%e5%b0%9d%e8%af%95%e7%bc%a9%e5%87%8f%e8%a7%84%e6%a8%a1","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8docker-swarm%e8%bf%90%e8%a1%8c%e6%9c%8d%e5%8a%a1%e5%b9%b6%e5%b0%9d%e8%af%95%e7%bc%a9%e5%87%8f%e8%a7%84%e6%a8%a1\/","title":{"rendered":"\u4f7f\u7528Docker Swarm\u8fd0\u884c\u670d\u52a1\u5e76\u5c1d\u8bd5\u7f29\u51cf\u89c4\u6a21"},"content":{"rendered":"<p>\u8bf7\u6ce8\u610f\uff0cDocker\u5f15\u64ce\u7684\u7248\u672c\u4e3a1.12\u3002<\/p>\n<h1>\u603b\u7ed3<\/h1>\n<p>\u5728Swarm\u4e0a\u540c\u65f6\u8fd0\u884cnginx\u670d\u52a1(nginx_sample)\uff0c\u5c1d\u8bd5\u8fdb\u884c\u7f29\u5c0f\u89c4\u6a21\u64cd\u4f5c\uff08\u4f7f\u7528docker service scale\u547d\u4ee4\uff09\u3002<\/p>\n<h1>\u547d\u4ee4\u6e05\u5355<\/h1>\n<div>\n<div class=\"post-table\">\u30b3\u30de\u30f3\u30c9\u5185\u5bb9docker service create\u65b0\u898f\u30b5\u30fc\u30d3\u30b9\u3092\u7acb\u3061\u4e0a\u3052\u308bdocker service scale\u65e2\u5b58\u30b5\u30fc\u30d3\u30b9\u3092\u30b9\u30b1\u30fc\u30eb\u30a2\u30a6\u30c8\u30fb\u30a4\u30f3\u3055\u305b\u308bdocker service lsswarm\u30af\u30e9\u30b9\u30bf\u5185\u3067\u52d5\u4f5c\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d3\u30b9\u306e\u30ea\u30b9\u30c8\u3092\u8868\u793a\u3059\u308bdocker service ps\u30b5\u30fc\u30d3\u30b9\u5185\u306b\u542b\u307e\u308c\u308b\u30bf\u30b9\u30af(\u30b3\u30f3\u30c6\u30ca)\u306e\u4e00\u89a7\u3092\u8868\u793a\u3059\u308bdocker service rm\u30b5\u30fc\u30d3\u30b9\u3092\u524a\u9664\u3059\u308b<\/div>\n<\/div>\n<p>\u8fd9\u6b21\u4e3b\u8981\u4f7f\u7528\u7684\u547d\u4ee4\u662f\u524d\u534a\u7684\u4e24\u4e2a\u3002<\/p>\n<h1>\u542f\u52a8\u65b0\u670d\u52a1<\/h1>\n<pre class=\"post-pre\"><code>docker service create <span class=\"nt\">-p<\/span> 80:80 <span class=\"nt\">--name<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"nginx_sample\"<\/span> <span class=\"nt\">--replicas<\/span><span class=\"o\">=<\/span>3 nginx\r\n<\/code><\/pre>\n<p>\u5c06swarm\u8282\u70b9\u7684TCP80\u7aef\u53e3\uff08HTTP\uff09\u4e0enginx_sample\u670d\u52a1\u7684TCP80\u7aef\u53e3\uff08HTTP\uff09\u8fdb\u884c\u5173\u8054\u3002<br \/>\nnginx\u955c\u50cf\u4e5f\u53ef\u4ee5\u4f7f\u7528TCP443\u7aef\u53e3\uff08HTTPS\uff09\uff0c\u4f46\u672c\u6b21\u53ea\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u4e0d\u8fdb\u884c\u8bbe\u7f6e\u3002<\/p>\n<h2>\u786e\u8ba4\u6b63\u5728\u542f\u52a8<\/h2>\n<pre class=\"post-pre\"><code>docker service <span class=\"nb\">ls\r\n<\/span>ID            NAME          REPLICAS  IMAGE  COMMAND\r\n8ejer8lok06o  nginx_sample  0\/3       nginx\r\n<\/code><\/pre>\n<p>\u56e0\u4e3aREPLICAS\u7684\u503c\u4e3a0\/3\uff0c\u6240\u4ee5\u8fd8\u6ca1\u6709\u542f\u52a8\u4efb\u4f55\u5bb9\u5668\u3002<\/p>\n<pre class=\"post-pre\"><code>docker service ps nginx_sample\r\nID                         NAME            IMAGE  NODE        DESIRED STATE  CURRENT STATE             ERROR\r\n6tns1opze4dtzjdq7la1rgpvj  nginx_sample.1  nginx  ubuntu-001  Running        Preparing 25 seconds ago  \r\nei2hww2pdqo4rd114d6sl0tvn  nginx_sample.2  nginx  ubuntu-002  Running        Preparing 25 seconds ago  \r\nb9tvhzi6ln5hcjhnsia6y5uyp  nginx_sample.3  nginx  ubuntu-003  Running        Preparing 25 seconds ago\r\n<\/code><\/pre>\n<p>\u7531\u4e8e DESIRED STATE \u662f Running\uff0c\u4f46 CURRENT STATE \u662f Preparing\uff0c\u6240\u4ee5\u5c1a\u672a\u542f\u52a8\u3002<\/p>\n<p>\u53ef\u4ee5\u901a\u8fc7\u8fd0\u884cdocker service inspect\u547d\u4ee4\u6765\u83b7\u53d6\u6307\u5b9a\u670d\u52a1\u7684\u8be6\u7ec6\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code>docker service inspect nginx_sample\r\n<span class=\"o\">[<\/span>\r\n    <span class=\"o\">{<\/span>\r\n        <span class=\"s2\">\"ID\"<\/span>: <span class=\"s2\">\"1uzck4r361lxi8u3zyaqa6zhf\"<\/span>,\r\n        <span class=\"s2\">\"Version\"<\/span>: <span class=\"o\">{<\/span>\r\n            <span class=\"s2\">\"Index\"<\/span>: 91\r\n        <span class=\"o\">}<\/span>,\r\n        <span class=\"s2\">\"CreatedAt\"<\/span>: <span class=\"s2\">\"2016-08-13T14:47:54.266023526Z\"<\/span>,    <span class=\"c\"># \u4f5c\u6210\u304c\u6307\u793a\u3055\u308c\u305f\u6642\u523b<\/span>\r\n        <span class=\"s2\">\"UpdatedAt\"<\/span>: <span class=\"s2\">\"2016-08-13T14:47:54.269125202Z\"<\/span>,\u3000# \u66f4\u65b0\u306f\u884c\u3063\u3066\u3044\u306a\u3044\u306e\u3067CreatedAt\u306b\u7b49\u3057\u3044\r\n        <span class=\"s2\">\"Spec\"<\/span>: <span class=\"o\">{<\/span>\r\n            <span class=\"s2\">\"Name\"<\/span>: <span class=\"s2\">\"nginx_sample\"<\/span>,\r\n            <span class=\"s2\">\"TaskTemplate\"<\/span>: <span class=\"o\">{<\/span>\r\n                <span class=\"s2\">\"ContainerSpec\"<\/span>: <span class=\"o\">{<\/span>\r\n                    <span class=\"s2\">\"Image\"<\/span>: <span class=\"s2\">\"nginx\"<\/span>\r\n                <span class=\"o\">}<\/span>,\r\n                <span class=\"s2\">\"Resources\"<\/span>: <span class=\"o\">{<\/span>\r\n                    <span class=\"s2\">\"Limits\"<\/span>: <span class=\"o\">{}<\/span>,\r\n                    <span class=\"s2\">\"Reservations\"<\/span>: <span class=\"o\">{}<\/span>\r\n                <span class=\"o\">}<\/span>,\r\n                <span class=\"s2\">\"RestartPolicy\"<\/span>: <span class=\"o\">{<\/span>\r\n                    <span class=\"s2\">\"Condition\"<\/span>: <span class=\"s2\">\"any\"<\/span>,\r\n                    <span class=\"s2\">\"MaxAttempts\"<\/span>: 0\r\n                <span class=\"o\">}<\/span>,\r\n                <span class=\"s2\">\"Placement\"<\/span>: <span class=\"o\">{}<\/span>\r\n            <span class=\"o\">}<\/span>,\r\n            <span class=\"s2\">\"Mode\"<\/span>: <span class=\"o\">{<\/span>\r\n                <span class=\"s2\">\"Replicated\"<\/span>: <span class=\"o\">{<\/span>\r\n                    <span class=\"s2\">\"Replicas\"<\/span>: 3                                    <span class=\"c\"># \u6307\u5b9a\u3057\u305f\u30ec\u30d7\u30ea\u30ab\u6570<\/span>\r\n                <span class=\"o\">}<\/span>\r\n            <span class=\"o\">}<\/span>,\r\n            <span class=\"s2\">\"UpdateConfig\"<\/span>: <span class=\"o\">{<\/span>\r\n                <span class=\"s2\">\"Parallelism\"<\/span>: 1,\r\n                <span class=\"s2\">\"FailureAction\"<\/span>: <span class=\"s2\">\"pause\"<\/span>\r\n            <span class=\"o\">}<\/span>,\r\n            <span class=\"s2\">\"EndpointSpec\"<\/span>: <span class=\"o\">{<\/span>\r\n                <span class=\"s2\">\"Mode\"<\/span>: <span class=\"s2\">\"vip\"<\/span>,\r\n                <span class=\"s2\">\"Ports\"<\/span>: <span class=\"o\">[<\/span>\r\n                    <span class=\"o\">{<\/span>\r\n                        <span class=\"s2\">\"Protocol\"<\/span>: <span class=\"s2\">\"tcp\"<\/span>,\r\n                        <span class=\"s2\">\"TargetPort\"<\/span>: 80,\r\n                        <span class=\"s2\">\"PublishedPort\"<\/span>: 80\r\n                    <span class=\"o\">}<\/span>\r\n                <span class=\"o\">]<\/span>\r\n            <span class=\"o\">}<\/span>\r\n        <span class=\"o\">}<\/span>,\r\n        <span class=\"s2\">\"Endpoint\"<\/span>: <span class=\"o\">{<\/span>\r\n            <span class=\"s2\">\"Spec\"<\/span>: <span class=\"o\">{<\/span>\r\n                <span class=\"s2\">\"Mode\"<\/span>: <span class=\"s2\">\"vip\"<\/span>,\r\n                <span class=\"s2\">\"Ports\"<\/span>: <span class=\"o\">[<\/span>\r\n                    <span class=\"o\">{<\/span>\r\n                        <span class=\"s2\">\"Protocol\"<\/span>: <span class=\"s2\">\"tcp\"<\/span>,\r\n                        <span class=\"s2\">\"TargetPort\"<\/span>: 80,\r\n                        <span class=\"s2\">\"PublishedPort\"<\/span>: 80\r\n                    <span class=\"o\">}<\/span>\r\n                <span class=\"o\">]<\/span>\r\n            <span class=\"o\">}<\/span>,\r\n            <span class=\"s2\">\"Ports\"<\/span>: <span class=\"o\">[<\/span>                   <span class=\"c\"># \u6307\u5b9a\u3057\u305f\u30dd\u30fc\u30c8\u304c\u30aa\u30fc\u30d7\u30f3\u3055\u308c\u3066\u3044\u308b<\/span>\r\n                <span class=\"o\">{<\/span>\r\n                    <span class=\"s2\">\"Protocol\"<\/span>: <span class=\"s2\">\"tcp\"<\/span>,\r\n                    <span class=\"s2\">\"TargetPort\"<\/span>: 80,\r\n                    <span class=\"s2\">\"PublishedPort\"<\/span>: 80\r\n                <span class=\"o\">}<\/span>\r\n            <span class=\"o\">]<\/span>,\r\n            <span class=\"s2\">\"VirtualIPs\"<\/span>: <span class=\"o\">[<\/span>\r\n                <span class=\"o\">{<\/span>\r\n                    <span class=\"s2\">\"NetworkID\"<\/span>: <span class=\"s2\">\"27szphefusnj2bdpq0itpfpat\"<\/span>,\r\n                    <span class=\"s2\">\"Addr\"<\/span>: <span class=\"s2\">\"10.255.0.6\/16\"<\/span>\r\n                <span class=\"o\">}<\/span>\r\n            <span class=\"o\">]<\/span>\r\n        <span class=\"o\">}<\/span>,\r\n        <span class=\"s2\">\"UpdateStatus\"<\/span>: <span class=\"o\">{<\/span>\r\n            <span class=\"s2\">\"StartedAt\"<\/span>: <span class=\"s2\">\"0001-01-01T00:00:00Z\"<\/span>,       <span class=\"c\">#\u30b5\u30fc\u30d3\u30b9\u304c\u8d77\u52d5\u4e2d\u306e\u5834\u5408\u3001\u3053\u3053\u304c\u7a7a\u306b\u7b49\u3057\u3044\u3088\u3046\u306a\u5024\u306b\u306a\u3063\u3066\u3044\u308b<\/span>\r\n            <span class=\"s2\">\"CompletedAt\"<\/span>: <span class=\"s2\">\"0001-01-01T00:00:00Z\"<\/span>\r\n        <span class=\"o\">}<\/span>\r\n    <span class=\"o\">}<\/span>\r\n<span class=\"o\">]<\/span>\r\n<\/code><\/pre>\n<h3>\u8bf7\u6ce8\u610f\u4ee5\u4e0b\u4e8b\u9879<\/h3>\n<p>\u4eceDockerHub\u6216\u5176\u4ed6\u4e92\u8054\u7f51\u6765\u6e90\u83b7\u53d6\u955c\u50cf\u65f6\uff0c\u8981\u6ce8\u610f\u7f51\u7edc\u6d41\u91cf\u95ee\u9898\uff0c\u56e0\u4e3a\u6bcf\u4e2a\u72ec\u7acb\u7684\u8282\u70b9\u90fd\u4f1a\u540c\u65f6\u8bbf\u95ee\u4e92\u8054\u7f51\u3002<\/p>\n<h2>\u5f00\u673a\u540e\u8fdb\u884c\u786e\u8ba4<\/h2>\n<p>\u65e0\u8bba\u8bbf\u95ee\u54ea\u4e00\u4e2aDocker\u4e3b\u673a\uff0c\u90fd\u53ef\u4ee5\u663e\u793anginx\u7684\u542f\u52a8\u754c\u9762\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d17fe37434c4406c0564d\/20-0.png\" alt=\"image\" \/><\/div>\n<pre class=\"post-pre\"><code>docker service <span class=\"nb\">ls\r\n<\/span>ID            NAME          REPLICAS  IMAGE  COMMAND\r\n1uzck4r361lx  nginx_sample  3\/3       nginx\r\n<\/code><\/pre>\n<p>REPLICAS\u5df2\u7ecf\u662f3\/3\uff0c\u96c6\u7fa4\u5185\u76843\u4e2anginx\u5bb9\u5668\u5df2\u7ecf\u6839\u636e\u6307\u5b9a\u7684\u6570\u91cf\u542f\u52a8\u3002<\/p>\n<pre class=\"post-pre\"><code>docker service ps nginx_sample\r\nID                         NAME            IMAGE  NODE        DESIRED STATE  CURRENT STATE          ERROR\r\ndcdngo5ibombyjuqysst4y3gf  nginx_sample.1  nginx  ubuntu-003  Running        Running 8 minutes ago  \r\nbg39i6hrqksfle0xypkpnoouz  nginx_sample.2  nginx  ubuntu-002  Running        Running 8 minutes ago  \r\n4nutgpvioz91oyubtjb9lgzq6  nginx_sample.3  nginx  ubuntu-001  Running        Running 8 minutes ago\r\n<\/code><\/pre>\n<p>\u5728ubuntu-001\/002\/003\u7684\u6bcf\u4e2a\u8282\u70b9\u4e0a\uff0c\u5404\u6709\u4e00\u4e2anginx\u5bb9\u5668\u6b63\u5728\u8fd0\u884c\u3002<\/p>\n<h3>\u542f\u52a8\u540e\u7684\u6574\u4f53\u5f62\u8c61<\/h3>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d17fe37434c4406c0564d\/26-0.png\" alt=\"Ingress\u30aa\u30fc\u30d0\u30ec\u30a4\u30cd\u30c3\u30c8\u30ef\u30fc\u30af(3\u30b3\u30f3\u30c6\u30ca).png\" \/><\/div>\n<h1>\u8c03\u6574\u670d\u52a1\u89c4\u6a21<\/h1>\n<p>\u56e0\u4e3a\u610f\u8bc6\u5230\u4e0d\u9700\u8981\u4e09\u4e2anginx\u5bb9\u5668\uff0c\u6240\u4ee5\u6682\u65f6\u5c06\u5176\u7f29\u51cf\u4e3a\u4e00\u4e2a\u3002<\/p>\n<p>\u63cf\u8ff0\u4ece\u4efb\u4f55\u8282\u70b9\u90fd\u53ef\u4ee5\u8bbf\u95ee\u7684\u5bb9\u5668\u3002<\/p>\n<pre class=\"post-pre\"><code>docker service scale <span class=\"nv\">nginx_sample<\/span><span class=\"o\">=<\/span>1 \r\nnginx_sample scaled to 1\r\n<\/code><\/pre>\n<p>\u5c06\u590d\u5236\u54c1\u6570\u91cf\u75313\u66f4\u6539\u4e3a1\u3002<\/p>\n<h2>\u786e\u8ba4\u89c4\u6a21\u53d8\u66f4\u7ed3\u679c<\/h2>\n<pre class=\"post-pre\"><code>docker service <span class=\"nb\">ls\r\n<\/span>ID            NAME          REPLICAS  IMAGE  COMMAND\r\n1uzck4r361lx  nginx_sample  1\/1       nginx \r\n<\/code><\/pre>\n<p>\u590d\u5236\u54c1\u7684\u503c\u5df2\u7ecf\u53d8\u6210\u4e861\/1\uff0c\u5e76\u4e14\u8fbe\u5230\u4e86\u9884\u671f\u7684\u7ed3\u679c\u3002<\/p>\n<pre class=\"post-pre\"><code>docker service ps nginx_sample\r\nID                         NAME            IMAGE  NODE        DESIRED STATE  CURRENT STATE           ERROR\r\ndcdngo5ibombyjuqysst4y3gf  nginx_sample.1  nginx  ubuntu-003  Shutdown       Shutdown 2 minutes ago  \r\nbg39i6hrqksfle0xypkpnoouz  nginx_sample.2  nginx  ubuntu-002  Shutdown       Shutdown 2 minutes ago  \r\n4nutgpvioz91oyubtjb9lgzq6  nginx_sample.3  nginx  ubuntu-001  Running        Running 15 hours ago\r\n<\/code><\/pre>\n<p>ubuntu-002\uff08192.168.1.26\uff09\u548cubuntu-003\uff08192.168.1.29\uff09\u4e0a\u8fd0\u884c\u7684\u5bb9\u5668\u5df2\u7ecf\u505c\u6b62\u3002<br \/>\nnginx\u5bb9\u5668\u672c\u8eab\u53ea\u5728ubuntu-001\uff08192.168.1.27\uff09\u4e0a\u8fd0\u884c\uff0c<br \/>\n\u4f46\u662f\u4e0d\u8bba\u8bbf\u95eeubuntu-002\u8fd8\u662fubuntu-003\uff0c\u90fd\u4f1a\u8def\u7531\u5230nginx\u5bb9\u5668\u3002<br \/>\n\u8fd9\u5f52\u529f\u4e8eIngress\u8986\u76d6\u7f51\u7edc\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d17fe37434c4406c0564d\/37-0.png\" alt=\"image\" \/><\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d17fe37434c4406c0564d\/38-0.png\" alt=\"image\" \/><\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d17fe37434c4406c0564d\/39-0.png\" alt=\"image\" \/><\/div>\n<h3>\u89c4\u6a21\u53d8\u66f4\u540e\u7684\u6574\u4f53\u5f62\u8c61<\/h3>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d17fe37434c4406c0564d\/41-0.png\" alt=\"Ingress\u30aa\u30fc\u30d0\u30ec\u30a4\u30cd\u30c3\u30c8\u30ef\u30fc\u30af(1\u30b3\u30f3\u30c6\u30ca).png\" \/><\/div>\n<h1>\u603b\u7ed3<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">swarm\u4e0a\u3067\u30b5\u30fc\u30d3\u30b9\u3092\u69cb\u6210\u3057\u3001swarm\u5916\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u305f\u3002(-p 80:80)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">swarm\u4e0a\u3067\u30b5\u30fc\u30d3\u30b9\u3092\u69cb\u6210\u3059\u308b\u30bf\u30b9\u30af\u304c\u4e00\u3064\u3067\u3082\u52d5\u4f5c\u3057\u3066\u3044\u308c\u3070\u5404\u30ce\u30fc\u30c9\u3092\u4ecb\u3057\u3066\u30a2\u30af\u30bb\u30b9\u3067\u304d\u305f\u3002(Ingress\u30aa\u30fc\u30d0\u30ec\u30a4\u30cd\u30c3\u30c8\u30ef\u30fc\u30af)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">swarm\u4e0a\u3067\u30b3\u30de\u30f3\u30c9(docker service 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