{"id":49100,"date":"2023-08-19T09:15:08","date_gmt":"2023-11-07T11:25:01","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8-terraform-0-12-%e4%b8%ad%ef%bc%8c%e6%88%96%e8%ae%b8%e4%b8%8d%e9%9c%80%e8%a6%81%e4%bd%bf%e7%94%a8-lookup%e3%80%82\/"},"modified":"2024-04-30T19:11:55","modified_gmt":"2024-04-30T11:11:55","slug":"%e5%9c%a8-terraform-0-12-%e4%b8%ad%ef%bc%8c%e6%88%96%e8%ae%b8%e4%b8%8d%e9%9c%80%e8%a6%81%e4%bd%bf%e7%94%a8-lookup%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8-terraform-0-12-%e4%b8%ad%ef%bc%8c%e6%88%96%e8%ae%b8%e4%b8%8d%e9%9c%80%e8%a6%81%e4%bd%bf%e7%94%a8-lookup%e3%80%82\/","title":{"rendered":"\u5728 Terraform 0.12 \u4e2d\uff0c\u6216\u8bb8\u4e0d\u9700\u8981\u4f7f\u7528 lookup"},"content":{"rendered":"<p>\u6211\u662fTerraform\u7684\u65b0\u624b\uff0cARM\u6a21\u677f\u771f\u7684\u5f88\u96be\u53d7\u554a&#8230;<\/p>\n<p>\u6807\u9898\u53ef\u80fd\u5df2\u7ecf\u6709\u4e86\uff0c\u4f46\u6211\u4e0d\u77e5\u9053\u8be5\u5982\u4f55\u5207\u5165&#8230;&#8230;<\/p>\n<h2>\u592a\u957f\u4e0d\u770b<\/h2>\n<p>\u4eceTerraform 0.12\u5f00\u59cb\uff0c&#8221;${lookup(var.hoge, &#8220;terraform.workspace&#8221;).fuga}&#8221;\u53ef\u4ee5\u4f7f\u7528var.hoge[terraform.workspace].fuga\u7684\u5f62\u5f0f\u3002<\/p>\n<p>\u7136\u800c\uff0c\u7531\u4e8eTerraform 0.12\u7684\u8bed\u6cd5\u6269\u5c55\uff0c\u6b64\u529f\u80fd\u57280.11.14\u53ca\u4e4b\u524d\u7684\u7248\u672c\u65e0\u6cd5\u4f7f\u7528\u3002<\/p>\n<p>\u622a\u81f32019\u5e746\u670825\u65e5\uff0cVSCode\u7684Terraform\u6269\u5c55\u5c1a\u4e0d\u652f\u63010.12\u7248\u672c\uff0c\u56e0\u6b64\u4f1a\u5bfc\u81f4\u9519\u8bef\u3002\u8fd9\u6709\u70b9\u4ee4\u4eba\u4e0d\u723d\u3002<\/p>\n<h2>\u8bf7\u53c2\u9605<\/h2>\n<p>0.12.0 \u7248\u53d1\u5e03\u8bf4\u660e<\/p>\n<ul class=\"post-ul\">https:\/\/github.com\/hashicorp\/terraform\/releases\/tag\/v0.12.0<\/ul>\n<p>\u601d\u8003\u7684\u89e6\u53d1<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">https:\/\/kenzo0107.hatenablog.com\/entry\/2019\/04\/17\/103558<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">https:\/\/speakerdeck.com\/shogomuranushi\/infrastructure-as-code-is-very-tired?slide=26<\/ul>\n<h2>\u80cc\u666f &#8211; (Background)<\/h2>\n<p>\u6211\u60f3\u8981\u7f16\u5199\u4e00\u4e2atf\u6587\u4ef6\uff0c\u7136\u540e\u5728\u4e24\u4e2a\u4ee5\u4e0a\u7684\u73af\u5883\u4e2d\u8fdb\u884c\u90e8\u7f72\uff0c\u4f46\u7531\u4e8es3\u5b58\u50a8\u6876\u7b49\u540d\u79f0\u4e0d\u80fd\u91cd\u590d\uff0c\u56e0\u6b64\u6211\u5e0c\u671b\u80fd\u591f\u5f88\u597d\u5730\u5b9a\u4e49\u5b83\u4eec\u3002<\/p>\n<p>\u5f53\u9047\u5230\u8fd9\u79cd\u60c5\u51b5\u65f6\uff0c\u6211\u5e0c\u671b\u80fd\u6839\u636e\u4e0d\u540c\u7684\u73af\u5883\u5b9a\u4e49\u53d8\u91cf\uff0c\u56e0\u6b64\u5f00\u59cb\u5b66\u4e60\u4e00\u822c\u7684\u505a\u6cd5\u5e76\u8fdb\u884c\u4e86\u8c03\u67e5\u3002<\/p>\n<p>\u6211\u5927\u81f4\u627e\u5230\u4e86\u8fd9\u4e09\u4e2a\u5de6\u53f3\u3002<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u5728\u5de5\u4f5c\u7a7a\u95f4\u4e2d\uff0c\u4e0d\u4f7f\u7528\u6a21\u5757\u5316\uff08\u5c06tf\u6587\u4ef6\u6309\u73af\u5883\u5206\u5f00\uff0c\u5e76\u6839\u636e\u9700\u8981\u4f7f\u7528\u6a21\u5757\uff09<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u5de5\u4f5c\u7a7a\u95f4 + \u53d8\u91cf\uff08\u901a\u8fc7Map\u7684\u952e\u8fdb\u884c\u5206\u79bb\uff09<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\u53d8\u91cf\uff08\u901a\u8fc7var\u6587\u4ef6\u8fdb\u884c\u5206\u79bb\uff09<\/ol>\n<p>\u6211\u7ecf\u5e38\u770b\u5230\u6a21\u5757\u5316\u7684\u6982\u5ff5\uff0c\u4f46\u611f\u89c9\u6709\u70b9\u8fc7\u5ea6\u4e86\u3002\u6211\u6ca1\u6709\u5c1d\u8bd5\u592a\u591a\u3002<br \/>\n\uff08\u56e0\u4e3a\u5728\u4f7f\u7528Ansible\u65f6\uff0c\u67099\u6210\u7684\u76f8\u540c\u4e4b\u5904\uff0c\u4f46\u65e0\u6cd5\u540c\u65f6\u6db5\u76d61\u6210\u7684\u5fae\u5c0f\u5dee\u5f02\uff0c\u6240\u4ee5\u9700\u8981\u91cd\u65b0\u4e66\u5199\u3002\u53ef\u80fd\u53ea\u662f\u6211\u6ca1\u6709\u90a3\u4e48\u5f3a\u7684\u611f\u77e5\u529b\u3002\uff09<\/p>\n<p>\u6211\u770b\u5230\u4e86\u4e00\u4e2a\u4f7f\u7528\u53d8\u91cf\u67e5\u627e(var.hoge, &#8220;${terraform.workspace}.fuga&#8221;)\u7684\u4ee3\u7801\u3002\u867d\u7136\u6211\u8ba4\u4e3a\u5b83\u4e0e\u6211\u60f3\u8981\u505a\u7684\u4e8b\u60c5\u63a5\u8fd1\uff0c\u4f46\u6709\u70b9\u4e0d\u592a\u4f18\u96c5\uff0c\u4f46\u5b9e\u9645\u4e0a\uff0c\u6211\u4e0d\u660e\u767d\u4e3a\u4ec0\u4e48\u5b83\u91c7\u53d6\u4e86\u8fd9\u79cd\u5f62\u5f0f\u3002\u5982\u679c\u7528\u5d4c\u5957Map\u6765\u5199\uff0c\u800c\u4e0d\u662f\u5c06\u5176\u5199\u4e3a\u4e00\u4e2a\u952e&#8221;dev.fuga&#8221;\uff0c\u4e0d\u4ec5\u5916\u89c2\u66f4\u6574\u6d01\uff0c\u4e5f\u66f4\u5bb9\u6613\u7406\u89e3\u3002<\/p>\n<p>\u611a\u4eba\u4f1a\u4ece\u7ecf\u9a8c\u4e2d\u5b66\u4e60\uff0c\u56e0\u6b64\u57280.11\u7248\u672c\u4e2d\u5c1d\u8bd5\u4e86\u8bb8\u591a\u4e1c\u897f\u3002<br \/>\n\u6211\u8ba4\u4e3a\u8fd9\u662f\u56e0\u4e3a\u5d4c\u5957\u7684Map\u5f15\u7528\u6709\u70b9\u9ebb\u70e6\u7684\u539f\u56e0\u3002<\/p>\n<p>\u4ee5\u4e0b\u7684\u4ee3\u7801\u4e5f\u4f1a\u62a5\u9519\uff0c\u4f8b\u5982var.hoge[&#8220;dev&#8221;][&#8220;fuga&#8221;]\u3002\u5982\u679clookup\u53d8\u91cf\u8fd4\u56de\u7684\u662f\u4e00\u4e2aMap\u7c7b\u578b\uff0c\u4e5f\u4f1a\u62a5\u9519\u3002\u8bf7\u770b\u4e0b\u9762\u7684\u4ee3\u7801\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">variable<\/span> <span class=\"s2\">\"env\"<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">default<\/span> <span class=\"p\">=<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nx\">dev<\/span> <span class=\"p\">=<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"nx\">service_name<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"dev-foo\"<\/span>\r\n      <span class=\"nx\">s3_name<\/span>      <span class=\"p\">=<\/span> <span class=\"s2\">\"dev-foo-s3\"<\/span>\r\n      <span class=\"nx\">cidrs<\/span>        <span class=\"p\">=<\/span> <span class=\"s2\">\"10.0.0.0\/24,10.0.1.0\/24\"<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"nx\">prod<\/span> <span class=\"p\">=<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"nx\">service_name<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"prod-foo-service\"<\/span>\r\n      <span class=\"nx\">s3_name<\/span>      <span class=\"p\">=<\/span> <span class=\"s2\">\"prod-foo-s3\"<\/span>\r\n      <span class=\"nx\">cidrs<\/span>        <span class=\"p\">=<\/span> <span class=\"s2\">\"10.111.0.0\/24,10.111.1.0\/24\"<\/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\"># \u3053\u308c\u306f\u30c0\u30e1\u3060\u304c\u30010.12\u304b\u3089\u306f\u6709\u52b9\u3002<\/span>\r\n<span class=\"c1\"># output \"output_service_name1\" {<\/span>\r\n<span class=\"c1\">#   value = \"${var.env[terraform.workspace].service_name}\"<\/span>\r\n<span class=\"c1\"># }<\/span>\r\n<span class=\"c1\"># \u3053\u308c\u3082\u30c0\u30e1\u3002<\/span>\r\n<span class=\"c1\"># output \"output_service_name2\" {<\/span>\r\n<span class=\"c1\">#   value = \"${var.env[terraform.workspace][\"service_name\"]}\"<\/span>\r\n<span class=\"c1\"># }<\/span>\r\n<span class=\"c1\"># \u3053\u308c\u3082\u30c0\u30e1\u3002lookup\u3067map\u304c\u8fd4\u3063\u3066\u304f\u308b\u304b\u3089\u3002<\/span>\r\n<span class=\"c1\">#output \"output_service_name3\" {<\/span>\r\n<span class=\"c1\">#  value = \"${lookup(lookup(var.env, terraform.workspace), \"service_name\")}\"<\/span>\r\n<span class=\"c1\">#}<\/span>\r\n\r\n<span class=\"c1\"># \u3053\u308c\u306f\u51fa\u6765\u308b\u304c2\u91cd\u307e\u3067\u30023\u91cd\u306b\u306a\u308b\u3068\u30c0\u30e1\u3002<\/span>\r\n<span class=\"nx\">output<\/span> <span class=\"s2\">\"output_service_name4\"<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">value<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"${lookup(var.env[terraform.workspace], \"<\/span><span class=\"nx\">service_name<\/span><span class=\"s2\">\")}\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n\r\n<span class=\"c1\"># \u5c11\u3057\u306f\u30de\u30b7\u3060\u304c\u3001locals\u3092\u6bce\u56de\u5b9a\u7fa9\u3057\u305f\u304f\u306a\u3044<\/span>\r\n<span class=\"nx\">locals<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">env<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"${var.env[terraform.workspace]}\"<\/span>\r\n  <span class=\"nx\">service_name<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"${local.env[\"<\/span><span class=\"nx\">service_name<\/span><span class=\"s2\">\"]}\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"nx\">output<\/span> <span class=\"s2\">\"output_service_name5\"<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">value<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"${local.service_name}\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u6240\u4ee5\u6211\u60f3\u7740\u628a\u5b83\u547d\u540d\u4e3a &#8220;dev.fuga&#8221;\uff0c\u5e76\u4e14\u5bf9\u5176\u8fdb\u884c\u4e86\u4e00\u952e\u67e5\u627e\u7684\u4f18\u5316\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u7acb\u5373\u83b7\u53d6\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u6211\u5e76\u6ca1\u6709\u7406\u89e3\u6e05\u695a\u3002<\/p>\n<p>\u5982\u679c\u6211\u4eec\u56de\u5230\u5d4c\u5957\u7684Map\u65b9\u5f0f\uff0c\u4ece0.12\u7248\u672c\u5f00\u59cb\u662f\u5426\u6709\u4e00\u4e9b\u6539\u8fdb\u7684\u65b9\u6cd5\u5462\uff1f\u6211\u5c1d\u8bd5\u4e86\u4e00\u4e0b\uff0c\u53d1\u73b0\u53ef\u4ee5\u4f7f\u7528var.hoge[terraform.workspace]fuga\u8fd9\u79cd\u5f62\u5f0f\u3002\u867d\u7136\u6211\u4e0d\u786e\u5b9a\u8fd9\u79cd\u5199\u6cd5\u6709\u591a\u5e38\u89c1\uff0c\u56e0\u4e3a\u5f88\u96be\u5728\u641c\u7d22\u5f15\u64ce\u4e0a\u627e\u5230\u76f8\u5173\u4fe1\u606f\uff0c\u53ef\u80fd\u662f\u56e0\u4e3a0.12\u7248\u672c\u8fd8\u6bd4\u8f83\u65b0\u5427\uff1f<\/p>\n<h2>\u786e\u8ba4\u8fc7\u7684\u4ee3\u7801<\/h2>\n<p>\u8fd9\u6b21\u6211\u4eec\u6b63\u5728\u4f7f\u7528workspace\uff0c\u4f46\u5b83\u5e76\u4e0d\u662f\u5fc5\u9700\u7684\u3002\u6211\u8ba4\u4e3aterraform.workspace\u53ef\u4ee5\u968f\u610f\u66ff\u6362\u4e3a\u4e00\u4e2a\u53d8\u91cf\u6216\u5c40\u90e8\u53d8\u91cf\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">variable<\/span> <span class=\"s2\">\"env\"<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">default<\/span> <span class=\"p\">=<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nx\">dev<\/span> <span class=\"p\">=<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"nx\">service_name<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"dev-foo\"<\/span>\r\n      <span class=\"nx\">s3_name<\/span>      <span class=\"p\">=<\/span> <span class=\"s2\">\"dev-foo-s3\"<\/span>\r\n      <span class=\"nx\">cidrs<\/span>        <span class=\"p\">=<\/span> <span class=\"s2\">\"10.0.0.0\/24,10.0.1.0\/24\"<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"nx\">prod<\/span> <span class=\"p\">=<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"nx\">service_name<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"prod-foo-service\"<\/span>\r\n      <span class=\"nx\">s3_name<\/span>      <span class=\"p\">=<\/span> <span class=\"s2\">\"prod-foo-s3\"<\/span>\r\n      <span class=\"nx\">cidrs<\/span>        <span class=\"p\">=<\/span> <span class=\"s2\">\"10.111.0.0\/24,10.111.1.0\/24\"<\/span>\r\n    <span class=\"p\">}<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n\r\n<span class=\"nx\">output<\/span> <span class=\"s2\">\"output_service_name\"<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">value<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"${var.env[terraform.workspace].service_name}\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nx\">output<\/span> <span class=\"s2\">\"output_s3_name\"<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">value<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"${var.env[terraform.workspace].s3_name}\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"nx\">output<\/span> <span class=\"s2\">\"output_cidrs\"<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">value<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"${split(\"<\/span><span class=\"err\">,<\/span><span class=\"s2\">\", var.env[terraform.workspace].cidrs)}\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"nx\">output<\/span> <span class=\"s2\">\"output_cidrs_lookup\"<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">value<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"${split(\"<\/span><span class=\"err\">,<\/span><span class=\"s2\">\", lookup(var.env, \"<\/span><span class=\"nx\">$<\/span><span class=\"p\">{<\/span><span class=\"nx\">terraform<\/span><span class=\"err\">.<\/span><span class=\"nx\">workspace<\/span><span class=\"p\">}<\/span><span class=\"s2\">\").cidrs)}\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<p>\u987a\u4fbf\u63d0\u4e00\u53e5\uff0c\u4ece0.12\u7248\u672c\u5f00\u59cb\uff0c&#8221;${var.env[terraform.workspace].service_name}&#8221; \u7684\u8bed\u6cd5\u4e5f\u53ef\u4ee5\u5199\u6210 var.env[terraform.workspace].service_name \u6765\u5b9e\u73b0\u76f8\u540c\u7684\u529f\u80fd\uff0c\u4f46\u662f\u7531\u4e8e\u7f16\u8f91\u5668\u4e0d\u652f\u6301\uff0c\u6240\u4ee5\u5e76\u672a\u91c7\u7528\u8be5\u65b9\u5f0f\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u6267\u884c\u7ed3\u679c<\/p>\n<p>\u521b\u5efa\u4e00\u4e2a\u540d\u4e3aworkspace dev\u7684\u5de5\u4f5c\u7a7a\u95f4\uff0c\u5207\u6362\u5230\u8be5\u7a7a\u95f4\u5e76\u5e94\u7528\u3002<\/p>\n<pre class=\"post-pre\"><code>$ terraform workspace new dev\r\n$ terraform apply\r\n\r\nApply complete! Resources: 0 added, 0 changed, 0 destroyed.\r\n\r\nOutputs:\r\n\r\noutput_cidrs = [\r\n  \"10.0.0.0\/24\",\r\n  \"10.0.1.0\/24\",\r\n]\r\noutput_cidrs_lookup = [\r\n  \"10.0.0.0\/24\",\r\n  \"10.0.1.0\/24\",\r\n]\r\noutput_s3_name = dev-foo-s3\r\noutput_service_name = dev-foo\r\n<\/code><\/pre>\n<p>\u521b\u5efa\u5e76\u5207\u6362\u5230\u751f\u4ea7\u73af\u5883\uff0c\u5e76\u5e94\u7528\u66f4\u6539\u3002<\/p>\n<pre class=\"post-pre\"><code>$ terraform workspace new prod\r\n$ terraform apply\r\n\r\nApply complete! Resources: 0 added, 0 changed, 0 destroyed.\r\n\r\nOutputs:\r\n\r\noutput_cidrs = [\r\n  \"10.111.0.0\/24\",\r\n  \"10.111.1.0\/24\",\r\n]\r\noutput_cidrs_lookup = [\r\n  \"10.111.0.0\/24\",\r\n  \"10.111.1.0\/24\",\r\n]\r\noutput_s3_name = prod-foo-s3\r\noutput_service_name = prod-foo-service\r\n<\/code><\/pre>\n<h2>\u987a\u4fbf\u8bf4\u4e00\u4e0b\uff0cvar-file\u3002<\/h2>\n<p>\u5982\u679c\u53ea\u662f\u8fd9\u79cd\u7a0b\u5ea6\u7684\u7528\u9014\uff0c\u4f7f\u7528var-file\u53ef\u80fd\u4e0d\u4f1a\u6709\u592a\u5927\u95ee\u9898\u3002\u57280.11.14\u7248\u672c\u4e5f\u80fd\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n<p>\u662f\u5426\u9700\u8981\u8003\u8651\u7684\u662ftfstate\u5462\uff1f\u4f46\u8fd9\u4e2a\u4e5f\u53ef\u4ee5\u901a\u8fc7\u8fd0\u884c\u53c2\u6570\u8fdb\u884c\u66f4\u6539\uff0c\u6240\u4ee5\u5c06\u5176\u811a\u672c\u5316\u53ef\u80fd\u5c31\u6ca1\u6709\u95ee\u9898\u4e86\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">variable<\/span> <span class=\"s2\">\"service_name\"<\/span> <span class=\"p\">{<\/span> <span class=\"p\">}<\/span>\r\n\r\n<span class=\"nx\">variable<\/span> <span class=\"s2\">\"s3_name\"<\/span> <span class=\"p\">{<\/span> <span class=\"p\">}<\/span>\r\n\r\n<span class=\"nx\">variable<\/span> <span class=\"s2\">\"cidrs\"<\/span> <span class=\"p\">{}<\/span>\r\n\r\n\r\n<span class=\"nx\">output<\/span> <span class=\"s2\">\"output_service_name\"<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">value<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"${var.service_name}\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nx\">output<\/span> <span class=\"s2\">\"output_s3_name\"<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">value<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"${var.s3_name}\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nx\">output<\/span> <span class=\"s2\">\"output_cidrs\"<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nx\">value<\/span> <span class=\"p\">=<\/span> <span class=\"s2\">\"${split(\"<\/span><span class=\"err\">,<\/span><span class=\"s2\">\", var.cidrs)}\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>service_name = \"dev-foo\"\r\ns3_name      = \"dev-foo-s3\"\r\ncidrs        = \"10.0.0.0\/24,10.0.1.0\/24\"\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>service_name = \"prod-foo-service\"\r\ns3_name      = \"prod-foo-s3\"\r\ncidrs        = \"10.111.0.0\/24,10.111.1.0\/24\"\r\n<\/code><\/pre>\n<p>\u6267\u884c\u793a\u4f8b l\u00ec)<\/p>\n<pre class=\"post-pre\"><code>$ terraform apply -var-file dev.tfvars\r\n\r\nApply complete! Resources: 0 added, 0 changed, 0 destroyed.\r\n\r\nOutputs:\r\n\r\noutput_cidrs = [\r\n  \"10.0.0.0\/24\",\r\n  \"10.0.1.0\/24\",\r\n]\r\noutput_s3_name = dev-foo-s3\r\noutput_service_name = dev-foo\r\n\r\n$ terraform apply -var-file prod.tfvars\r\n\r\nApply complete! Resources: 0 added, 0 changed, 0 destroyed.\r\n\r\nOutputs:\r\n\r\noutput_cidrs = [\r\n  \"10.111.0.0\/24\",\r\n  \"10.111.1.0\/24\",\r\n]\r\noutput_s3_name = prod-foo-s3\r\noutput_service_name = prod-foo-service\r\n<\/code><\/pre>\n<p>\u5230\u6700\u540e\u8fd8\u662f\u4e0d\u77e5\u9053\u54ea\u4e2a\u662f\u6700\u597d\u7684\u3002\u5982\u679c\u89c4\u6a21\u53d8\u5f97\u66f4\u5927\uff0c\u53ef\u80fd\u4f1a\u6709\u4e0d\u540c\u7684\u60c5\u51b5\u3002<\/p>\n<p>\u8fd8\u6709\u5176\u4ed6\u66f4\u9700\u8981\u82b1\u65f6\u95f4\u7684\u4efb\u52a1\u5417\uff1f<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6211\u662fTerraform\u7684\u65b0\u624b\uff0cARM\u6a21\u677f\u771f\u7684\u5f88\u96be\u53d7\u554a&#8230; \u6807\u9898\u53ef\u80fd\u5df2\u7ecf\u6709\u4e86\uff0c\u4f46\u6211\u4e0d\u77e5\u9053\u8be5\u5982\u4f55\u5207\u5165&#038;# [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49100","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>\u5728 Terraform 0.12 \u4e2d\uff0c\u6216\u8bb8\u4e0d\u9700\u8981\u4f7f\u7528 lookup - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5728-terraform-0-12-\u4e2d\uff0c\u6216\u8bb8\u4e0d\u9700\u8981\u4f7f\u7528-lookup\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5728 Terraform 0.12 \u4e2d\uff0c\u6216\u8bb8\u4e0d\u9700\u8981\u4f7f\u7528 lookup\" \/>\n<meta property=\"og:description\" content=\"\u6211\u662fTerraform\u7684\u65b0\u624b\uff0cARM\u6a21\u677f\u771f\u7684\u5f88\u96be\u53d7\u554a&#8230; 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