{"id":33858,"date":"2023-02-12T02:36:37","date_gmt":"2023-11-21T14:22:28","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90node-js%e3%80%91%e9%80%9a%e8%bf%87ssh%e8%bf%9e%e6%8e%a5%e5%88%b0redis%e6%95%b0%e6%8d%ae%e5%ba%93%e3%80%82\/"},"modified":"2024-04-29T14:13:24","modified_gmt":"2024-04-29T06:13:24","slug":"%e3%80%90node-js%e3%80%91%e9%80%9a%e8%bf%87ssh%e8%bf%9e%e6%8e%a5%e5%88%b0redis%e6%95%b0%e6%8d%ae%e5%ba%93%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90node-js%e3%80%91%e9%80%9a%e8%bf%87ssh%e8%bf%9e%e6%8e%a5%e5%88%b0redis%e6%95%b0%e6%8d%ae%e5%ba%93%e3%80%82\/","title":{"rendered":"\u3010Node.js\u3011\u901a\u8fc7SSH\u8fde\u63a5\u5230Redis\u6570\u636e\u5e93"},"content":{"rendered":"<h2>\u7b80\u8981<\/h2>\n<p>\u4f7f\u7528ioredis\u548cssh2\u6a21\u5757\uff0c\u901a\u8fc7SSH\u8fde\u63a5\u5230Redis\u3002<\/p>\n<h2>\u73af\u5883<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Node.js v8.15.0<\/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\">ioredis v4.2.0<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">ssh2 v0.8.2<\/ul>\n<h2>\u529e\u6cd5<\/h2>\n<h3>\u52a0\u8f7d\u4f9d\u8d56\u6a21\u5757\u3002<\/h3>\n<pre class=\"post-pre\"><code><span class=\"kd\">const<\/span> <span class=\"nx\">Redis<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">ioredis<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"na\">Client<\/span><span class=\"p\">:<\/span> <span class=\"nx\">SSHClient<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">ssh2<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">net<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">net<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">fs<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">fs<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<h3>\u6211\u4f1a\u51c6\u5907\u4e00\u4e2a\u51fd\u6570\u7528\u4e8e\u8fde\u63a5\u5230SSH\u670d\u52a1\u5668\u3002<\/h3>\n<pre class=\"post-pre\"><code><span class=\"kd\">function<\/span> <span class=\"nx\">connectToSSH<\/span><span class=\"p\">(<\/span><span class=\"nx\">options<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"k\">new<\/span> <span class=\"nb\">Promise<\/span><span class=\"p\">((<\/span><span class=\"nx\">resolve<\/span><span class=\"p\">,<\/span> <span class=\"nx\">reject<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">connection<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">SSHClient<\/span><span class=\"p\">();<\/span>\r\n\r\n    <span class=\"nx\">connection<\/span><span class=\"p\">.<\/span><span class=\"nx\">once<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">ready<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">resolve<\/span><span class=\"p\">(<\/span><span class=\"nx\">connection<\/span><span class=\"p\">));<\/span>\r\n    <span class=\"nx\">connection<\/span><span class=\"p\">.<\/span><span class=\"nx\">once<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">error<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">reject<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"nx\">connection<\/span><span class=\"p\">.<\/span><span class=\"nx\">connect<\/span><span class=\"p\">(<\/span><span class=\"nx\">options<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">});<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u6211\u5011\u5c07\u6e96\u5099\u4e00\u500b\u7528\u65bc\u9023\u63a5\u5230 Redis \u7684\u52a9\u624b\u51fd\u6578\u3002<\/h3>\n<pre class=\"post-pre\"><code><span class=\"kd\">function<\/span> <span class=\"nx\">connectToRedis<\/span><span class=\"p\">(<\/span><span class=\"nx\">options<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">redis<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">Redis<\/span><span class=\"p\">(<\/span><span class=\"nx\">options<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"k\">new<\/span> <span class=\"nb\">Promise<\/span><span class=\"p\">((<\/span><span class=\"nx\">resolve<\/span><span class=\"p\">,<\/span> <span class=\"nx\">reject<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nx\">redis<\/span><span class=\"p\">.<\/span><span class=\"nx\">once<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">error<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">reject<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nx\">redis<\/span><span class=\"p\">.<\/span><span class=\"nx\">once<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">ready<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">resolve<\/span><span class=\"p\">(<\/span><span class=\"nx\">redis<\/span><span class=\"p\">));<\/span>\r\n  <span class=\"p\">});<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u521b\u5efa\u4e00\u4e2a\u7528\u4e8e\u7aef\u53e3\u8f6c\u53d1\u7684\u4e2d\u95f4\u670d\u52a1\u5668\u3002<\/h3>\n<p>\u5f53\u5c060\u4f5c\u4e3aserver.listen\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\u4f20\u9012\u65f6\uff0c\u7cfb\u7edf\u5c06\u5206\u914d\u4e00\u4e2a\u53ef\u7528\u7aef\u53e3\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">function<\/span> <span class=\"nx\">createIntermediateServer<\/span><span class=\"p\">(<\/span><span class=\"nx\">connectionListener<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"k\">new<\/span> <span class=\"nb\">Promise<\/span><span class=\"p\">((<\/span><span class=\"nx\">resolve<\/span><span class=\"p\">,<\/span> <span class=\"nx\">reject<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">server<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">net<\/span><span class=\"p\">.<\/span><span class=\"nx\">createServer<\/span><span class=\"p\">(<\/span><span class=\"nx\">connectionListener<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nx\">server<\/span><span class=\"p\">.<\/span><span class=\"nx\">once<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">error<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">reject<\/span><span class=\"p\">);<\/span> \r\n    <span class=\"nx\">server<\/span><span class=\"p\">.<\/span><span class=\"nx\">listen<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span><span class=\"p\">,<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">resolve<\/span><span class=\"p\">(<\/span><span class=\"nx\">server<\/span><span class=\"p\">));<\/span>\r\n  <span class=\"p\">});<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u6211\u4eec\u5c06\u7f16\u5199\u4e00\u4e2a\u51fd\u6570\u6765\u6253\u901aSSH\u5e76\u8fde\u63a5\u5230Redis\uff0c\u8fd9\u4e2a\u51fd\u6570\u5c06\u6574\u7406\u4e00\u7cfb\u5217\u7684\u8f85\u52a9\u51fd\u6570\u3002<\/h3>\n<pre class=\"post-pre\"><code><span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nx\">connectToRedisViaSSH<\/span><span class=\"p\">(<\/span><span class=\"nx\">options<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"na\">ssh<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"na\">host<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">localhost<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">port<\/span><span class=\"p\">:<\/span> <span class=\"mi\">22<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"na\">redis<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"na\">host<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">localhost<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">port<\/span><span class=\"p\">:<\/span> <span class=\"mi\">6379<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">})<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">sshConnection<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">connectToSSH<\/span><span class=\"p\">({<\/span>\r\n    <span class=\"na\">host<\/span><span class=\"p\">:<\/span> <span class=\"nx\">options<\/span><span class=\"p\">.<\/span><span class=\"nx\">ssh<\/span><span class=\"p\">.<\/span><span class=\"nx\">host<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">port<\/span><span class=\"p\">:<\/span> <span class=\"nx\">options<\/span><span class=\"p\">.<\/span><span class=\"nx\">ssh<\/span><span class=\"p\">.<\/span><span class=\"nx\">port<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">username<\/span><span class=\"p\">:<\/span> <span class=\"nx\">options<\/span><span class=\"p\">.<\/span><span class=\"nx\">ssh<\/span><span class=\"p\">.<\/span><span class=\"nx\">username<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">privateKey<\/span><span class=\"p\">:<\/span> <span class=\"nx\">options<\/span><span class=\"p\">.<\/span><span class=\"nx\">ssh<\/span><span class=\"p\">.<\/span><span class=\"nx\">privateKey<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">passphrase<\/span><span class=\"p\">:<\/span> <span class=\"nx\">options<\/span><span class=\"p\">.<\/span><span class=\"nx\">ssh<\/span><span class=\"p\">.<\/span><span class=\"nx\">passphrase<\/span>\r\n  <span class=\"p\">});<\/span>\r\n\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">server<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">createIntermediateServer<\/span><span class=\"p\">(<\/span><span class=\"nx\">socket<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nx\">sshConnection<\/span><span class=\"p\">.<\/span><span class=\"nx\">forwardOut<\/span><span class=\"p\">(<\/span>\r\n      <span class=\"nx\">socket<\/span><span class=\"p\">.<\/span><span class=\"nx\">remoteAddress<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"nx\">socket<\/span><span class=\"p\">.<\/span><span class=\"nx\">remotePort<\/span><span class=\"p\">,<\/span> \r\n      <span class=\"nx\">options<\/span><span class=\"p\">.<\/span><span class=\"nx\">redis<\/span><span class=\"p\">.<\/span><span class=\"nx\">host<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"nx\">options<\/span><span class=\"p\">.<\/span><span class=\"nx\">redis<\/span><span class=\"p\">.<\/span><span class=\"nx\">port<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">,<\/span> <span class=\"nx\">stream<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n          <span class=\"nx\">socket<\/span><span class=\"p\">.<\/span><span class=\"nx\">end<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"p\">{<\/span>\r\n          <span class=\"nx\">socket<\/span><span class=\"p\">.<\/span><span class=\"nx\">pipe<\/span><span class=\"p\">(<\/span><span class=\"nx\">stream<\/span><span class=\"p\">).<\/span><span class=\"nx\">pipe<\/span><span class=\"p\">(<\/span><span class=\"nx\">socket<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"p\">}<\/span>\r\n      <span class=\"p\">}<\/span>\r\n    <span class=\"p\">);<\/span>\r\n  <span class=\"p\">});<\/span>\r\n\r\n  <span class=\"c1\">\/\/ Redis\u30b5\u30fc\u30d0\u306e\u30a2\u30c9\u30ec\u30b9\u3067\u306f\u306a\u304f\u3001\u4e2d\u9593\u30b5\u30fc\u30d0\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">redis<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">connectToRedis<\/span><span class=\"p\">({<\/span>\r\n    <span class=\"na\">host<\/span><span class=\"p\">:<\/span> <span class=\"nx\">server<\/span><span class=\"p\">.<\/span><span class=\"nx\">address<\/span><span class=\"p\">().<\/span><span class=\"nx\">address<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">port<\/span><span class=\"p\">:<\/span> <span class=\"nx\">server<\/span><span class=\"p\">.<\/span><span class=\"nx\">address<\/span><span class=\"p\">().<\/span><span class=\"nx\">port<\/span>\r\n  <span class=\"p\">});<\/span>\r\n\r\n  <span class=\"k\">return<\/span> <span class=\"nx\">redis<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u4f7f\u7528\u521b\u5efa\u7684\u51fd\u6570\u8fde\u63a5\u5230Redis\u3002<\/h3>\n<pre class=\"post-pre\"><code><span class=\"kd\">const<\/span> <span class=\"nx\">redis<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">connectToRedisViaSSH<\/span><span class=\"p\">({<\/span>\r\n  <span class=\"na\">ssh<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"na\">host<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">&lt;ssh-server-address&gt;<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">port<\/span><span class=\"p\">:<\/span> <span class=\"mi\">22<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">username<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">&lt;username&gt;<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">privateKey<\/span><span class=\"p\">:<\/span> <span class=\"nx\">fs<\/span><span class=\"p\">.<\/span><span class=\"nx\">readFileSync<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">\/path\/to\/private-key<\/span><span class=\"dl\">'<\/span><span class=\"p\">),<\/span>\r\n    <span class=\"na\">passphrase<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">&lt;passphrase&gt;<\/span><span class=\"dl\">'<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"na\">redis<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"na\">host<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">&lt;redis-server-address&gt;<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">port<\/span><span class=\"p\">:<\/span> <span class=\"mi\">6379<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">});<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">keys<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">redis<\/span><span class=\"p\">.<\/span><span class=\"nx\">keys<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">*<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">keys<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<h2>\u8bf7\u53c2\u7167\u4ee5\u4e0b\u5185\u5bb9\uff0c\u5728\u4e2d\u6587\u4e2d\u8fdb\u884c\u8fd8\u539f\u6982\u8ff0\uff0c\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\uff1a<\/h2>\n","protected":false},"excerpt":{"rendered":"<p>\u7b80\u8981 \u4f7f\u7528ioredis\u548cssh2\u6a21\u5757\uff0c\u901a\u8fc7SSH\u8fde\u63a5\u5230Redis\u3002 \u73af\u5883 Node.js v8.15.0 &#038; [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-33858","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010Node.js\u3011\u901a\u8fc7SSH\u8fde\u63a5\u5230Redis\u6570\u636e\u5e93 - Blog - Silicon 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