{"id":2352,"date":"2025-03-24T08:47:37","date_gmt":"2025-03-23T23:47:37","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=2352"},"modified":"2025-03-24T08:47:59","modified_gmt":"2025-03-23T23:47:59","slug":"%e3%80%90%e4%bf%9d%e5%ae%88%e6%80%a7%e6%8a%9c%e7%be%a4%e3%80%91terraform%e3%81%aemap%e5%9e%8b%e5%a4%89%e6%95%b0%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89%ef%bc%9a5%e3%81%a4%e3%81%ae%e5%ae%9f","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=2352","title":{"rendered":"\u3010\u4fdd\u5b88\u6027\u629c\u7fa4\u3011Terraform\u306emap\u578b\u5909\u6570\u5b8c\u5168\u30ac\u30a4\u30c9\uff1a5\u3064\u306e\u5b9f\u8df5\u7684\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3067\u5b66\u3076\u52b9\u7387\u7684\u306a\u74b0\u5883\u7ba1\u7406"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">Terraform\u306emap\u578b\u5909\u6570\u3068\u306f\uff1f\u305d\u306e\u7279\u5fb4\u3068\u57fa\u672c\u6982\u5ff5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">map\u578b\u5909\u6570\u306e\u5b9a\u7fa9\u65b9\u6cd5\u3068\u57fa\u672c\u7684\u306a\u69cb\u6587<\/a>      <\/li>      <li>        <a href=\"#i-2\">list\u578b\u3068\u306e\u9055\u3044\u3068\u4f7f\u3044\u5206\u3051\u306e\u30dd\u30a4\u30f3\u30c8<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-3\">map\u578b\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\u4e3b\u306a\u30e1\u30ea\u30c3\u30c8<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-4\">map\u578b\u5909\u6570\u306e\u5ba3\u8a00\u3068\u4f7f\u7528\u65b9\u6cd5\uff1a\u57fa\u790e\u304b\u3089\u30de\u30b9\u30bf\u30fc<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-5\">\u5909\u6570\u5b9a\u7fa9\u30d5\u30a1\u30a4\u30eb\u3067\u306emap\u578b\u306e\u5ba3\u8a00\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-6\">tfvars\u30d5\u30a1\u30a4\u30eb\u3067\u306e\u5024\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-7\">\u30e2\u30b8\u30e5\u30fc\u30eb\u9593\u3067\u306emap\u578b\u5909\u6570\u306e\u53d7\u3051\u6e21\u3057\u65b9\u6cd5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-8\">\u5b9f\u8df5\u7684\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\uff1a5\u3064\u306e\u5177\u4f53\u4f8b\u3067\u5b66\u3076map\u578b\u5909\u6570\u306e\u6d3b\u7528\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-9\">\u8907\u6570\u74b0\u5883\u306e\u8a2d\u5b9a\u5024\u7ba1\u7406\uff1a\u958b\u767a\u30fb\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u30fb\u672c\u756a\u74b0\u5883\u306e\u4f8b<\/a>      <\/li>      <li>        <a href=\"#i-10\">EC2\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u30bf\u30b0\u4ed8\u3051\u7ba1\u7406\u306e\u52b9\u7387\u5316<\/a>      <\/li>      <li>        <a href=\"#i-11\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b0\u30eb\u30fc\u30d7\u306e\u30eb\u30fc\u30eb\u5b9a\u7fa9\u306e\u6700\u9069\u5316<\/a>      <\/li>      <li>        <a href=\"#i-12\">\u30ea\u30bd\u30fc\u30b9\u547d\u540d\u306e\u4e00\u5143\u7ba1\u7406\u3068\u6a19\u6e96\u5316<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-13\">\u30de\u30eb\u30c1\u30ea\u30fc\u30b8\u30e7\u30f3\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u306e\u8a2d\u5b9a\u7ba1\u7406<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-14\">map\u578b\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6ce8\u610f\u70b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-15\">\u578b\u5236\u7d04\u306e\u9069\u5207\u306a\u8a2d\u5b9a\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-16\">\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306e\u52b9\u679c\u7684\u306a\u4f7f\u7528\u65b9\u6cd5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-17\">\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306e\u547d\u540d\u898f\u5247<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-18\">map\u578b\u5909\u6570\u3092\u4f7f\u7528\u3057\u305f\u30b3\u30fc\u30c9\u306e\u4fdd\u5b88\u6027\u5411\u4e0a\u30c6\u30af\u30cb\u30c3\u30af<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-19\">\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u306b\u3088\u308b\u518d\u5229\u7528\u6027\u306e\u5411\u4e0a<\/a>      <\/li>      <li>        <a href=\"#i-20\">\u52d5\u7684\u306a\u5024\u306e\u5272\u308a\u5f53\u3066\u3068for\u5f0f\u306e\u6d3b\u7528<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-21\">\u5909\u6570\u306e\u691c\u8a3c\u3068\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-0\">Terraform\u306emap\u578b\u5909\u6570\u3068\u306f\uff1f\u305d\u306e\u7279\u5fb4\u3068\u57fa\u672c\u6982\u5ff5<\/h2>\n\n\n\n<p>Terraform\u3067\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3092\u52b9\u7387\u7684\u306b\u7ba1\u7406\u3059\u308b\u4e0a\u3067\u3001\u5909\u6570\u306e\u9069\u5207\u306a\u4f7f\u7528\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u305d\u306e\u4e2d\u3067\u3082\u7279\u306b\u5f37\u529b\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u306e\u304c\u300cmap\u578b\u5909\u6570\u300d\u3067\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001map\u578b\u5909\u6570\u306e\u57fa\u672c\u304b\u3089\u5fdc\u7528\u307e\u3067\u3001\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">map\u578b\u5909\u6570\u306e\u5b9a\u7fa9\u65b9\u6cd5\u3068\u57fa\u672c\u7684\u306a\u69cb\u6587<\/h3>\n\n\n\n<p>map\u578b\u5909\u6570\u306f\u3001\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092\u6301\u3064\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3001\u8907\u6570\u306e\u95a2\u9023\u3059\u308b\u8a2d\u5b9a\u5024\u3092\u307e\u3068\u3081\u3066\u7ba1\u7406\u3059\u308b\u306e\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u5909\u6570\u306e\u5b9a\u7fa9\nvariable \"instance_settings\" {\n  type = map(string)\n  default = {\n    \"dev\"  = \"t2.micro\"\n    \"prod\" = \"t2.small\"\n  }\n  description = \"\u74b0\u5883\u3054\u3068\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30bf\u30a4\u30d7\u8a2d\u5b9a\"\n}\n\n# \u5909\u6570\u306e\u4f7f\u7528\u4f8b\nresource \"aws_instance\" \"example\" {\n  instance_type = var.instance_settings[\"dev\"]\n  # \u305d\u306e\u4ed6\u306e\u8a2d\u5b9a...\n}<\/pre>\n\n\n\n<p>map\u578b\u5909\u6570\u3067\u306f\u4ee5\u4e0b\u306e\u70b9\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>type = map(T)<\/code> \u306e\u5f62\u5f0f\u3067\u578b\u3092\u6307\u5b9a\uff08T\u306b\u306f string, number, bool \u306a\u3069\u304c\u6307\u5b9a\u53ef\u80fd\uff09<\/li>\n\n\n\n<li>\u30ad\u30fc\u306f\u5e38\u306b\u6587\u5b57\u5217\u578b<\/li>\n\n\n\n<li>\u5024\u306e\u578b\u306f\u5ba3\u8a00\u6642\u306b\u6307\u5b9a\u3057\u305f\u578b\u306b\u7d71\u4e00\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b<\/li>\n\n\n\n<li>\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306e\u8a2d\u5b9a\u306f\u4efb\u610f<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">list\u578b\u3068\u306e\u9055\u3044\u3068\u4f7f\u3044\u5206\u3051\u306e\u30dd\u30a4\u30f3\u30c8<\/h3>\n\n\n\n<p>map\u578b\u3068list\u578b\u306f\u3001\u3069\u3061\u3089\u3082\u8907\u6570\u306e\u5024\u3092\u6271\u3048\u308b\u5909\u6570\u578b\u3067\u3059\u304c\u3001\u4f7f\u7528\u76ee\u7684\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n<div id=\"id-0fb451be-9b11-4be2-a6cc-b0120ae3c081\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7279\u5fb4<\/th><th>map\u578b<\/th><th>list\u578b<\/th><\/tr><\/thead><tbody><tr><td>\u30a2\u30af\u30bb\u30b9\u65b9\u6cd5<\/td><td>\u30ad\u30fc\u3092\u4f7f\u7528\uff08\u6587\u5b57\u5217\uff09<\/td><td>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f7f\u7528\uff08\u6570\u5024\uff09<\/td><\/tr><tr><td>\u7528\u9014<\/td><td>\u30ad\u30fc\u3068\u5024\u306e\u95a2\u9023\u4ed8\u3051\u304c\u5fc5\u8981\u306a\u5834\u5408<\/td><td>\u9806\u5e8f\u4ed8\u304d\u306e\u5024\u306e\u96c6\u5408\u304c\u5fc5\u8981\u306a\u5834\u5408<\/td><\/tr><tr><td>\u5024\u306e\u53d6\u5f97<\/td><td>var.map_name[\u201ckey\u201d]<\/td><td>var.list_name[0]<\/td><\/tr><tr><td>\u4e3b\u306a\u4f7f\u7528\u4f8b<\/td><td>\u74b0\u5883\u3054\u3068\u306e\u8a2d\u5b9a\u5024\u7ba1\u7406<\/td><td>\u540c\u3058\u30bf\u30a4\u30d7\u306e\u30ea\u30bd\u30fc\u30b9\u306e\u8907\u6570\u4f5c\u6210<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u4f7f\u3044\u5206\u3051\u306e\u57fa\u6e96\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u540d\u524d\u3084\u30e9\u30d9\u30eb\u3067\u5024\u3092\u53c2\u7167\u3057\u305f\u3044\u5834\u5408 \u2192 map\u578b<\/li>\n\n\n\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3067\u9806\u5e8f\u4ed8\u3051\u3066\u7ba1\u7406\u3057\u305f\u3044\u5834\u5408 \u2192 list\u578b<\/li>\n\n\n\n<li>\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u304c\u660e\u78ba\u306a\u5834\u5408 \u2192 map\u578b<\/li>\n\n\n\n<li>\u5358\u7d14\u306a\u5024\u306e\u914d\u5217\u304c\u5fc5\u8981\u306a\u5834\u5408 \u2192 list\u578b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-3\">map\u578b\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\u4e3b\u306a\u30e1\u30ea\u30c3\u30c8<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8a2d\u5b9a\u5024\u306e\u4e00\u5143\u7ba1\u7406<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u74b0\u5883\u3084\u30ea\u30fc\u30b8\u30e7\u30f3\u3054\u3068\u306e\u8a2d\u5b9a\u3092\u307e\u3068\u3081\u3066\u7ba1\u7406<\/li>\n\n\n\n<li>\u30b3\u30fc\u30c9\u306e\u91cd\u8907\u3092\u524a\u6e1b<\/li>\n\n\n\n<li>\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u306e\u5411\u4e0a<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u52d5\u7684\u306a\u5024\u306e\u5272\u308a\u5f53\u3066<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u52d5\u7684\u306a\u5024\u306e\u5272\u308a\u5f53\u3066\u4f8b\nlocals {\n  environment = terraform.workspace\n}\n\nresource \"aws_instance\" \"example\" {\n  instance_type = var.instance_settings[local.environment]\n  tags = var.common_tags\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30b3\u30fc\u30c9\u306e\u518d\u5229\u7528\u6027\u5411\u4e0a<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e2\u30b8\u30e5\u30fc\u30eb\u9593\u3067\u8a2d\u5b9a\u5024\u3092\u67d4\u8edf\u306b\u53d7\u3051\u6e21\u3057\u53ef\u80fd<\/li>\n\n\n\n<li>\u7570\u306a\u308b\u74b0\u5883\u3067\u540c\u3058\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u53ef\u80fd<\/li>\n\n\n\n<li>\u6a19\u6e96\u5316\u3055\u308c\u305f\u8a2d\u5b9a\u306e\u9069\u7528\u304c\u5bb9\u6613<\/li>\n<\/ul>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u53ef\u8aad\u6027\u306e\u5411\u4e0a<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u95a2\u9023\u3059\u308b\u8a2d\u5b9a\u5024\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3066\u7ba1\u7406<\/li>\n\n\n\n<li>\u8a2d\u5b9a\u306e\u610f\u56f3\u304c\u660e\u78ba\u306b<\/li>\n\n\n\n<li>\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u304c\u5bb9\u6613<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30e1\u30ea\u30c3\u30c8\u306b\u3088\u308a\u3001map\u578b\u5909\u6570\u306e\u4f7f\u7528\u306f\u7279\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5834\u9762\u3067\u52b9\u679c\u3092\u767a\u63ee\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8907\u6570\u74b0\u5883\uff08\u958b\u767a\u30fb\u691c\u8a3c\u30fb\u672c\u756a\uff09\u306e\u7ba1\u7406<\/li>\n\n\n\n<li>\u30ea\u30bd\u30fc\u30b9\u30bf\u30b0\u306e\u4e00\u62ec\u8a2d\u5b9a<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b0\u30eb\u30fc\u30d7\u30eb\u30fc\u30eb\u306e\u7ba1\u7406<\/li>\n\n\n\n<li>\u30ea\u30fc\u30b8\u30e7\u30f3\u56fa\u6709\u306e\u8a2d\u5b9a\u306e\u7ba1\u7406<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-4\">map\u578b\u5909\u6570\u306e\u5ba3\u8a00\u3068\u4f7f\u7528\u65b9\u6cd5\uff1a\u57fa\u790e\u304b\u3089\u30de\u30b9\u30bf\u30fc<\/h2>\n\n\n\n<p>\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001Terraform\u306b\u304a\u3051\u308bmap\u578b\u5909\u6570\u306e\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u65b9\u6cd5\u306b\u3064\u3044\u3066\u3001\u6bb5\u968e\u7684\u306b\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-5\">\u5909\u6570\u5b9a\u7fa9\u30d5\u30a1\u30a4\u30eb\u3067\u306emap\u578b\u306e\u5ba3\u8a00\u65b9\u6cd5<\/h3>\n\n\n\n<p>map\u578b\u5909\u6570\u306e\u5ba3\u8a00\u306b\u306f\u3001\u8907\u6570\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u4e3b\u8981\u306a\u5ba3\u8a00\u30d1\u30bf\u30fc\u30f3\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u672c\u7684\u306a\u5ba3\u8a00<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># variables.tf\nvariable \"resource_tags\" {\n  type = map(string)\n  description = \"\u30ea\u30bd\u30fc\u30b9\u306b\u4ed8\u4e0e\u3059\u308b\u5171\u901a\u30bf\u30b0\"\n  default = {\n    Environment = \"development\"\n    Owner       = \"DevOps-Team\"\n    Project     = \"Infrastructure\"\n  }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30cd\u30b9\u30c8\u3055\u308c\u305fmap\u578b\u306e\u5ba3\u8a00<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">variable \"environment_settings\" {\n  type = map(map(string))\n  description = \"\u74b0\u5883\u3054\u3068\u306e\u8a73\u7d30\u8a2d\u5b9a\"\n  default = {\n    dev = {\n      instance_type = \"t2.micro\"\n      volume_size   = \"20\"\n    }\n    prod = {\n      instance_type = \"t2.small\"\n      volume_size   = \"50\"\n    }\n  }\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u4ed8\u304d\u306e\u5ba3\u8a00<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">variable \"instance_types\" {\n  type = map(string)\n  description = \"\u74b0\u5883\u3054\u3068\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30bf\u30a4\u30d7\"\n\n  validation {\n    condition = can([for v in values(var.instance_types) : \n      contains([\"t2.micro\", \"t2.small\", \"t2.medium\"], v)])\n    error_message = \"\u8a31\u53ef\u3055\u308c\u3066\u3044\u306a\u3044\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30bf\u30a4\u30d7\u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\"\n  }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-6\">tfvars\u30d5\u30a1\u30a4\u30eb\u3067\u306e\u5024\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/h3>\n\n\n\n<p>tfvars\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u74b0\u5883\u3054\u3068\u306e\u8a2d\u5b9a\u5024\u3092\u67d4\u8edf\u306b\u7ba1\u7406\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u672c\u7684\u306a\u5024\u306e\u8a2d\u5b9a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># terraform.tfvars\nresource_tags = {\n  Environment = \"production\"\n  Owner       = \"Platform-Team\"\n  Project     = \"E-Commerce\"\n  CostCenter  = \"IT-123\"\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u8907\u6570\u306e\u74b0\u5883\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># dev.tfvars\nenvironment_config = {\n  vpc_cidr        = \"10.0.0.0\/16\"\n  instance_count  = \"2\"\n  backup_enabled  = \"true\"\n}\n\n# prod.tfvars\nenvironment_config = {\n  vpc_cidr        = \"172.16.0.0\/16\"\n  instance_count  = \"4\"\n  backup_enabled  = \"true\"\n}<\/pre>\n\n\n\n<p>tfvars\u30d5\u30a1\u30a4\u30eb\u306e\u4f7f\u7528\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u958b\u767a\u74b0\u5883\u7528\u306e\u8a2d\u5b9a\u3092\u9069\u7528\nterraform plan -var-file=\"dev.tfvars\"\n\n# \u672c\u756a\u74b0\u5883\u7528\u306e\u8a2d\u5b9a\u3092\u9069\u7528\nterraform plan -var-file=\"prod.tfvars\"<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">\u30e2\u30b8\u30e5\u30fc\u30eb\u9593\u3067\u306emap\u578b\u5909\u6570\u306e\u53d7\u3051\u6e21\u3057\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u30e2\u30b8\u30e5\u30fc\u30eb\u9593\u3067map\u578b\u5909\u6570\u3092\u53d7\u3051\u6e21\u3059\u969b\u306e\u5b9f\u88c5\u30d1\u30bf\u30fc\u30f3\u3092\u7d39\u4ecb\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30e2\u30b8\u30e5\u30fc\u30eb\u3078\u306e\u5909\u6570\u6e21\u3057<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30e1\u30a4\u30f3\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\nmodule \"web_server\" {\n  source = \".\/modules\/web_server\"\n\n  server_settings = {\n    instance_type = \"t2.micro\"\n    ami_id        = \"ami-12345678\"\n    subnet_id     = \"subnet-abcdef\"\n  }\n\n  tags = var.common_tags\n}\n\n# \u30e2\u30b8\u30e5\u30fc\u30eb\u5074\u306e\u5b9a\u7fa9\uff08.\/modules\/web_server\/variables.tf\uff09\nvariable \"server_settings\" {\n  type = map(string)\n  description = \"Web\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u5024\"\n}\n\nvariable \"tags\" {\n  type = map(string)\n  description = \"\u30ea\u30bd\u30fc\u30b9\u30bf\u30b0\"\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30e2\u30b8\u30e5\u30fc\u30eb\u304b\u3089\u306e\u5024\u306e\u51fa\u529b<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30e2\u30b8\u30e5\u30fc\u30eb\u5074\u306e\u51fa\u529b\u5b9a\u7fa9\uff08.\/modules\/web_server\/outputs.tf\uff09\noutput \"server_config\" {\n  value = {\n    id         = aws_instance.web.id\n    private_ip = aws_instance.web.private_ip\n    tags       = aws_instance.web.tags\n  }\n  description = \"\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u60c5\u5831\"\n}\n\n# \u30e1\u30a4\u30f3\u5074\u3067\u306e\u53c2\u7167\nlocals {\n  web_server_info = module.web_server.server_config\n}<\/pre>\n\n\n\n<p>\u5b9f\u88c5\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e2\u30b8\u30e5\u30fc\u30eb\u9593\u3067\u306e\u5909\u6570\u306e\u578b\u4e00\u81f4\u3092\u78ba\u8a8d<\/li>\n\n\n\n<li>\u5fc5\u8981\u306a\u5024\u306e\u307f\u3092\u53d7\u3051\u6e21\u3057<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u8aac\u660e\u3068\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u8ffd\u52a0<\/li>\n\n\n\n<li>\u51fa\u529b\u5024\u306e\u9069\u5207\u306a\u69cb\u9020\u5316<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u88c5\u65b9\u6cd5\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u4fdd\u5b88\u6027\u304c\u9ad8\u304f\u3001\u518d\u5229\u7528\u53ef\u80fd\u306aTerraform\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-8\">\u5b9f\u8df5\u7684\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\uff1a5\u3064\u306e\u5177\u4f53\u4f8b\u3067\u5b66\u3076map\u578b\u5909\u6570\u306e\u6d3b\u7528\u6cd5<\/h2>\n\n\n\n<p>\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067map\u578b\u5909\u6570\u304c\u3069\u306e\u3088\u3046\u306b\u6d3b\u7528\u3067\u304d\u308b\u306e\u304b\u30015\u3064\u306e\u5177\u4f53\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u901a\u3058\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u8907\u6570\u74b0\u5883\u306e\u8a2d\u5b9a\u5024\u7ba1\u7406\uff1a\u958b\u767a\u30fb\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u30fb\u672c\u756a\u74b0\u5883\u306e\u4f8b<\/h3>\n\n\n\n<p>\u7570\u306a\u308b\u74b0\u5883\u3067\u7570\u306a\u308b\u8a2d\u5b9a\u5024\u3092\u52b9\u7387\u7684\u306b\u7ba1\u7406\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># variables.tf\nvariable \"environment_configs\" {\n  type = map(object({\n    vpc_cidr        = string\n    instance_type   = string\n    min_size        = number\n    max_size        = number\n    backup_retention = number\n  }))\n\n  default = {\n    dev = {\n      vpc_cidr        = \"10.0.0.0\/16\"\n      instance_type   = \"t2.micro\"\n      min_size        = 1\n      max_size        = 2\n      backup_retention = 7\n    }\n    staging = {\n      vpc_cidr        = \"172.16.0.0\/16\"\n      instance_type   = \"t2.small\"\n      min_size        = 2\n      max_size        = 4\n      backup_retention = 14\n    }\n    prod = {\n      vpc_cidr        = \"192.168.0.0\/16\"\n      instance_type   = \"t2.medium\"\n      min_size        = 3\n      max_size        = 6\n      backup_retention = 30\n    }\n  }\n}\n\n# main.tf\nlocals {\n  environment = terraform.workspace\n}\n\nresource \"aws_vpc\" \"main\" {\n  cidr_block = var.environment_configs[local.environment].vpc_cidr\n\n  tags = {\n    Name = \"${local.environment}-vpc\"\n  }\n}\n\nresource \"aws_autoscaling_group\" \"app\" {\n  min_size = var.environment_configs[local.environment].min_size\n  max_size = var.environment_configs[local.environment].max_size\n  # \u305d\u306e\u4ed6\u306e\u8a2d\u5b9a...\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">EC2\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u30bf\u30b0\u4ed8\u3051\u7ba1\u7406\u306e\u52b9\u7387\u5316<\/h3>\n\n\n\n<p>\u8907\u6570\u306eEC2\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u5bfe\u3059\u308b\u4e00\u8cab\u3057\u305f\u30bf\u30b0\u4ed8\u3051\u3092\u5b9f\u73fe\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># variables.tf\nvariable \"common_tags\" {\n  type = map(string)\n  default = {\n    Project     = \"MyProject\"\n    Department  = \"Engineering\"\n    Owner       = \"DevOps-Team\"\n    ManagedBy   = \"Terraform\"\n  }\n}\n\nvariable \"service_tags\" {\n  type = map(map(string))\n  default = {\n    web = {\n      Service     = \"WebServer\"\n      BackupPolicy = \"Daily\"\n      Monitor     = \"True\"\n    }\n    db = {\n      Service     = \"Database\"\n      BackupPolicy = \"Hourly\"\n      Monitor     = \"True\"\n    }\n  }\n}\n\n# main.tf\nlocals {\n  web_tags = merge(var.common_tags, var.service_tags[\"web\"])\n  db_tags  = merge(var.common_tags, var.service_tags[\"db\"])\n}\n\nresource \"aws_instance\" \"web\" {\n  ami           = \"ami-12345678\"\n  instance_type = \"t2.micro\"\n\n  tags = local.web_tags\n}\n\nresource \"aws_instance\" \"db\" {\n  ami           = \"ami-87654321\"\n  instance_type = \"t2.small\"\n\n  tags = local.db_tags\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b0\u30eb\u30fc\u30d7\u306e\u30eb\u30fc\u30eb\u5b9a\u7fa9\u306e\u6700\u9069\u5316<\/h3>\n\n\n\n<p>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b0\u30eb\u30fc\u30d7\u306e\u30eb\u30fc\u30eb\u3092map\u578b\u3067\u52b9\u7387\u7684\u306b\u7ba1\u7406\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">variable \"security_rules\" {\n  type = map(object({\n    type        = string\n    from_port   = number\n    to_port     = number\n    protocol    = string\n    cidr_blocks = list(string)\n    description = string\n  }))\n\n  default = {\n    http = {\n      type        = \"ingress\"\n      from_port   = 80\n      to_port     = 80\n      protocol    = \"tcp\"\n      cidr_blocks = [\"0.0.0.0\/0\"]\n      description = \"HTTP access\"\n    }\n    https = {\n      type        = \"ingress\"\n      from_port   = 443\n      to_port     = 443\n      protocol    = \"tcp\"\n      cidr_blocks = [\"0.0.0.0\/0\"]\n      description = \"HTTPS access\"\n    }\n    ssh = {\n      type        = \"ingress\"\n      from_port   = 22\n      to_port     = 22\n      protocol    = \"tcp\"\n      cidr_blocks = [\"10.0.0.0\/8\"]\n      description = \"SSH access\"\n    }\n  }\n}\n\nresource \"aws_security_group\" \"web\" {\n  name        = \"web-sg\"\n  description = \"Web server security group\"\n  vpc_id      = aws_vpc.main.id\n\n  dynamic \"ingress\" {\n    for_each = var.security_rules\n    content {\n      description = ingress.value.description\n      from_port   = ingress.value.from_port\n      to_port     = ingress.value.to_port\n      protocol    = ingress.value.protocol\n      cidr_blocks = ingress.value.cidr_blocks\n    }\n  }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-12\">\u30ea\u30bd\u30fc\u30b9\u547d\u540d\u306e\u4e00\u5143\u7ba1\u7406\u3068\u6a19\u6e96\u5316<\/h3>\n\n\n\n<p>\u30ea\u30bd\u30fc\u30b9\u540d\u306e\u6a19\u6e96\u5316\u3068\u4e00\u5143\u7ba1\u7406\u3092\u5b9f\u73fe\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">variable \"resource_naming\" {\n  type = map(object({\n    prefix = string\n    suffix = string\n  }))\n\n  default = {\n    vpc = {\n      prefix = \"vpc\"\n      suffix = \"main\"\n    }\n    subnet = {\n      prefix = \"sbn\"\n      suffix = \"private\"\n    }\n    security_group = {\n      prefix = \"sg\"\n      suffix = \"allow\"\n    }\n  }\n}\n\nlocals {\n  environment = terraform.workspace\n\n  name_format = { for k, v in var.resource_naming :\n    k =&gt; \"${v.prefix}-${local.environment}-${v.suffix}\"\n  }\n}\n\nresource \"aws_vpc\" \"main\" {\n  cidr_block = \"10.0.0.0\/16\"\n\n  tags = {\n    Name = local.name_format[\"vpc\"]\n  }\n}\n\nresource \"aws_subnet\" \"private\" {\n  vpc_id     = aws_vpc.main.id\n  cidr_block = \"10.0.1.0\/24\"\n\n  tags = {\n    Name = local.name_format[\"subnet\"]\n  }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">\u30de\u30eb\u30c1\u30ea\u30fc\u30b8\u30e7\u30f3\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u306e\u8a2d\u5b9a\u7ba1\u7406<\/h3>\n\n\n\n<p>\u8907\u6570\u30ea\u30fc\u30b8\u30e7\u30f3\u3078\u306e\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u8a2d\u5b9a\u3092\u52b9\u7387\u7684\u306b\u7ba1\u7406\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">variable \"region_configs\" {\n  type = map(object({\n    vpc_cidr     = string\n    azs          = list(string)\n    subnet_cidrs = map(list(string))\n    ami_id       = string\n  }))\n\n  default = {\n    \"ap-northeast-1\" = {\n      vpc_cidr = \"10.1.0.0\/16\"\n      azs      = [\"ap-northeast-1a\", \"ap-northeast-1c\"]\n      subnet_cidrs = {\n        public  = [\"10.1.1.0\/24\", \"10.1.2.0\/24\"]\n        private = [\"10.1.10.0\/24\", \"10.1.11.0\/24\"]\n      }\n      ami_id = \"ami-12345678\"\n    }\n    \"us-west-2\" = {\n      vpc_cidr = \"172.16.0.0\/16\"\n      azs      = [\"us-west-2a\", \"us-west-2b\"]\n      subnet_cidrs = {\n        public  = [\"172.16.1.0\/24\", \"172.16.2.0\/24\"]\n        private = [\"172.16.10.0\/24\", \"172.16.11.0\/24\"]\n      }\n      ami_id = \"ami-87654321\"\n    }\n  }\n}\n\nprovider \"aws\" {\n  alias  = \"tokyo\"\n  region = \"ap-northeast-1\"\n}\n\nprovider \"aws\" {\n  alias  = \"oregon\"\n  region = \"us-west-2\"\n}\n\nmodule \"vpc_tokyo\" {\n  source = \".\/modules\/vpc\"\n  providers = {\n    aws = aws.tokyo\n  }\n\n  vpc_cidr     = var.region_configs[\"ap-northeast-1\"].vpc_cidr\n  azs          = var.region_configs[\"ap-northeast-1\"].azs\n  subnet_cidrs = var.region_configs[\"ap-northeast-1\"].subnet_cidrs\n}\n\nmodule \"vpc_oregon\" {\n  source = \".\/modules\/vpc\"\n  providers = {\n    aws = aws.oregon\n  }\n\n  vpc_cidr     = var.region_configs[\"us-west-2\"].vpc_cidr\n  azs          = var.region_configs[\"us-west-2\"].azs\n  subnet_cidrs = var.region_configs[\"us-west-2\"].subnet_cidrs\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306f\u3001\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3050\u306b\u5fdc\u7528\u3067\u304d\u308b\u5b9f\u8df5\u7684\u306a\u4f8b\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002map\u578b\u5909\u6570\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u306e\u4fdd\u5b88\u6027\u3068\u518d\u5229\u7528\u6027\u3092\u5927\u304d\u304f\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-14\">map\u578b\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6ce8\u610f\u70b9<\/h2>\n\n\n\n<p>map\u578b\u5909\u6570\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3059\u308b\u305f\u3081\u306b\u3001\u91cd\u8981\u306a\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6ce8\u610f\u70b9\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">\u578b\u5236\u7d04\u306e\u9069\u5207\u306a\u8a2d\u5b9a\u65b9\u6cd5<\/h3>\n\n\n\n<p>map\u578b\u5909\u6570\u3092\u5b9a\u7fa9\u3059\u308b\u969b\u306e\u578b\u5236\u7d04\u306e\u8a2d\u5b9a\u306f\u3001\u30b3\u30fc\u30c9\u306e\u4fe1\u983c\u6027\u3068\u4fdd\u5b88\u6027\u306b\u5927\u304d\u304f\u5f71\u97ff\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u672c\u7684\u306a\u578b\u5236\u7d04\u306e\u8a2d\u5b9a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u63a8\u5968\u3055\u308c\u308b\u65b9\u6cd5\nvariable \"environment_settings\" {\n  type = map(object({\n    instance_type = string\n    disk_size     = number\n    is_public     = bool\n  }))\n  description = \"\u74b0\u5883\u3054\u3068\u306e\u30a4\u30f3\u30d5\u30e9\u8a2d\u5b9a\"\n}\n\n# \u907f\u3051\u308b\u3079\u304d\u65b9\u6cd5\nvariable \"environment_settings\" {\n  type = map(any)  # \u578b\u30c1\u30a7\u30c3\u30af\u304c\u7de9\u304f\u306a\u308a\u3059\u304e\u308b\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u8907\u96d1\u306a\u578b\u5236\u7d04\u306e\u4f8b<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30cd\u30b9\u30c8\u3055\u308c\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u578b\u5236\u7d04\nvariable \"service_config\" {\n  type = map(object({\n    resources = object({\n      cpu    = number\n      memory = number\n      disk   = number\n    })\n    networking = object({\n      vpc_id    = string\n      subnet_id = string\n      public    = bool\n    })\n    scaling = object({\n      min_size = number\n      max_size = number\n    })\n  }))\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30eb\u30fc\u30eb\u306e\u8ffd\u52a0<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">variable \"instance_types\" {\n  type = map(string)\n\n  validation {\n    # \u8a31\u53ef\u3055\u308c\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30bf\u30a4\u30d7\u306e\u307f\u3092\u53d7\u3051\u5165\u308c\u308b\n    condition = can([for v in values(var.instance_types) : \n      contains([\"t2.micro\", \"t2.small\", \"t2.medium\"], v)])\n    error_message = \"\u4f7f\u7528\u3067\u304d\u306a\u3044\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30bf\u30a4\u30d7\u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\"\n  }\n\n  validation {\n    # \u30ad\u30fc\u540d\u306e\u5f62\u5f0f\u3092\u5236\u9650\n    condition = can([for k in keys(var.instance_types) : \n      regex(\"^[a-z][a-z0-9-]*$\", k)])\n    error_message = \"\u30ad\u30fc\u540d\u306f\u5c0f\u6587\u5b57\u306e\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u3067\u59cb\u307e\u308a\u3001\u5c0f\u6587\u5b57\u3001\u6570\u5b57\u3001\u30cf\u30a4\u30d5\u30f3\u306e\u307f\u3092\u542b\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\"\n  }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-16\">\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306e\u52b9\u679c\u7684\u306a\u4f7f\u7528\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306e\u8a2d\u5b9a\u306f\u3001\u5909\u6570\u306e\u4f7f\u3044\u3084\u3059\u3055\u3068\u5b89\u5168\u6027\u3092\u4e21\u7acb\u3055\u305b\u308b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u672c\u7684\u306a\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306e\u8a2d\u5b9a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">variable \"common_tags\" {\n  type = map(string)\n  description = \"\u3059\u3079\u3066\u306e\u30ea\u30bd\u30fc\u30b9\u306b\u4ed8\u4e0e\u3059\u308b\u5171\u901a\u30bf\u30b0\"\n\n  default = {\n    ManagedBy = \"Terraform\"\n    Project   = \"Infrastructure\"\n  }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u6761\u4ef6\u4ed8\u304d\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306e\u4f7f\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">locals {\n  # \u74b0\u5883\u306b\u5fdc\u3058\u305f\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306e\u8a2d\u5b9a\n  default_settings = {\n    dev = {\n      instance_type = \"t2.micro\"\n      disk_size     = 20\n    }\n    prod = {\n      instance_type = \"t2.small\"\n      disk_size     = 50\n    }\n  }\n\n  # \u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3068\u30e6\u30fc\u30b6\u30fc\u6307\u5b9a\u5024\u306e\u30de\u30fc\u30b8\n  settings = merge(\n    local.default_settings[terraform.workspace],\n    try(var.custom_settings, {})\n  )\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u8a2d\u5b9a\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5fc5\u9808\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092\u8a2d\u5b9a\u3057\u306a\u3044<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u95a2\u308f\u308b\u8a2d\u5b9a\u306f\u614e\u91cd\u306b\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092\u8a2d\u5b9a<\/li>\n\n\n\n<li>\u74b0\u5883\u4f9d\u5b58\u306e\u5024\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092\u907f\u3051\u308b<\/li>\n\n\n\n<li>\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306f\u6700\u5c0f\u6a29\u9650\u306e\u539f\u5247\u306b\u5f93\u3046<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306e\u547d\u540d\u898f\u5247<\/h3>\n\n\n\n<p>map\u578b\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306e\u547d\u540d\u898f\u5247\u306f\u3001\u30b3\u30fc\u30c9\u306e\u4fdd\u5b88\u6027\u3068\u7406\u89e3\u3057\u3084\u3059\u3055\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5909\u6570\u540d\u306e\u547d\u540d\u898f\u5247<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u63a8\u5968\u3055\u308c\u308b\u547d\u540d\u898f\u5247\nvariable \"environment_configs\" {    # \u8907\u6570\u5f62\u3067\u76ee\u7684\u3092\u660e\u78ba\u306b\nvariable \"service_settings\" {       # \u7528\u9014\u3092\u793a\u3059\u547d\u540d\nvariable \"resource_tags\" {          # \u7c21\u6f54\u3067\u660e\u78ba\u306a\u540d\u524d<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30ad\u30fc\u540d\u306e\u547d\u540d\u898f\u5247<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u4e00\u8cab\u6027\u306e\u3042\u308b\u547d\u540d\u30d1\u30bf\u30fc\u30f3\nvariable \"resource_configs\" {\n  type = map(object({\n    instance_type = string    # \u30b9\u30cd\u30fc\u30af\u30b1\u30fc\u30b9\u3092\u4f7f\u7528\n    diskSize      = number    # \u30ad\u30e3\u30e1\u30eb\u30b1\u30fc\u30b9\u306f\u907f\u3051\u308b\n    ENVIRONMENT   = string    # \u5927\u6587\u5b57\u306f\u907f\u3051\u308b\n  }))\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u547d\u540d\u898f\u5247\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong><\/li>\n<\/ol>\n\n\n<div id=\"id-ca70ac7e-fa22-4927-a624-4a92ac5db3c8\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u8981\u7d20<\/th><th>\u63a8\u5968\u30d1\u30bf\u30fc\u30f3<\/th><th>\u907f\u3051\u308b\u3079\u304d\u30d1\u30bf\u30fc\u30f3<\/th><\/tr><\/thead><tbody><tr><td>\u5909\u6570\u540d<\/td><td>resource_configs<\/td><td>resourceConfigs<\/td><\/tr><tr><td>\u30ad\u30fc\u540d<\/td><td>instance_type<\/td><td>instanceType<\/td><\/tr><tr><td>\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9<\/td><td>env_specific_<\/td><td>e_<\/td><\/tr><tr><td>\u30b5\u30d5\u30a3\u30c3\u30af\u30b9<\/td><td>_settings<\/td><td>_s<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li><strong>\u30b3\u30e1\u30f3\u30c8\u3068\u8aac\u660e\u306e\u8ffd\u52a0<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">variable \"vpc_settings\" {\n  type = map(object({\n    cidr_block = string\n    subnet_count = number\n  }))\n  description = &lt;&lt;-EOT\n    VPC\u306e\u74b0\u5883\u5225\u8a2d\u5b9a\n    - cidr_block: VPC\u306eCIDR\u30d6\u30ed\u30c3\u30af\n    - subnet_count: \u4f5c\u6210\u3059\u308b\u30b5\u30d6\u30cd\u30c3\u30c8\u306e\u6570\n  EOT\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u6ce8\u610f\u70b9\u3092\u610f\u8b58\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u4fdd\u5b88\u6027\u304c\u9ad8\u304f\u3001\u5b89\u5168\u306aTerraform\u30b3\u30fc\u30c9\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u3001\u578b\u5236\u7d04\u3068\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u9069\u5207\u306a\u8a2d\u5b9a\u306f\u3001\u5b9f\u884c\u6642\u306e\u30a8\u30e9\u30fc\u3092\u9632\u304e\u3001\u30b3\u30fc\u30c9\u306e\u4fe1\u983c\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u91cd\u8981\u306a\u8981\u7d20\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-18\">map\u578b\u5909\u6570\u3092\u4f7f\u7528\u3057\u305f\u30b3\u30fc\u30c9\u306e\u4fdd\u5b88\u6027\u5411\u4e0a\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n<p>map\u578b\u5909\u6570\u3092\u6d3b\u7528\u3057\u3066\u30b3\u30fc\u30c9\u306e\u4fdd\u5b88\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u9ad8\u5ea6\u306a\u30c6\u30af\u30cb\u30c3\u30af\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-19\">\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u306b\u3088\u308b\u518d\u5229\u7528\u6027\u306e\u5411\u4e0a<\/h3>\n\n\n\n<p>map\u578b\u5909\u6570\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3057\u305f\u30e2\u30b8\u30e5\u30fc\u30eb\u8a2d\u8a08\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6c4e\u7528\u7684\u306a\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u8a2d\u8a08<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># modules\/vpc\/variables.tf\nvariable \"vpc_config\" {\n  type = object({\n    cidr_block = string\n    subnet_configs = map(object({\n      cidr_block = string\n      is_public  = bool\n      az_suffix  = string\n    }))\n    tags = map(string)\n  })\n  description = \"VPC\u8a2d\u5b9a\"\n}\n\n# modules\/vpc\/main.tf\nresource \"aws_vpc\" \"this\" {\n  cidr_block = var.vpc_config.cidr_block\n\n  tags = merge(\n    var.vpc_config.tags,\n    {\n      Name = \"${var.vpc_config.tags[\"Project\"]}-vpc\"\n    }\n  )\n}\n\nresource \"aws_subnet\" \"this\" {\n  for_each = var.vpc_config.subnet_configs\n\n  vpc_id            = aws_vpc.this.id\n  cidr_block        = each.value.cidr_block\n  availability_zone = \"${data.aws_region.current.name}${each.value.az_suffix}\"\n\n  tags = merge(\n    var.vpc_config.tags,\n    {\n      Name = \"${var.vpc_config.tags[\"Project\"]}-${each.key}\"\n      Type = each.value.is_public ? \"public\" : \"private\"\n    }\n  )\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u4f7f\u7528\u4f8b<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u672c\u756a\u74b0\u5883\u306e\u8a2d\u5b9a\nmodule \"vpc_prod\" {\n  source = \".\/modules\/vpc\"\n\n  vpc_config = {\n    cidr_block = \"10.0.0.0\/16\"\n    subnet_configs = {\n      public-1a = {\n        cidr_block = \"10.0.1.0\/24\"\n        is_public  = true\n        az_suffix  = \"a\"\n      }\n      private-1a = {\n        cidr_block = \"10.0.2.0\/24\"\n        is_public  = false\n        az_suffix  = \"a\"\n      }\n    }\n    tags = {\n      Project     = \"MyApp\"\n      Environment = \"Production\"\n    }\n  }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-20\">\u52d5\u7684\u306a\u5024\u306e\u5272\u308a\u5f53\u3066\u3068for\u5f0f\u306e\u6d3b\u7528<\/h3>\n\n\n\n<p>map\u578b\u5909\u6570\u3068for\u5f0f\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u9ad8\u5ea6\u306a\u8a2d\u5b9a\u7ba1\u7406\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u52d5\u7684\u306a\u30ea\u30bd\u30fc\u30b9\u751f\u6210<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">variable \"service_configs\" {\n  type = map(object({\n    instance_type = string\n    volume_size   = number\n    environment   = string\n  }))\n}\n\nlocals {\n  # \u74b0\u5883\u3054\u3068\u306b\u30b5\u30fc\u30d3\u30b9\u8a2d\u5b9a\u3092\u30b0\u30eb\u30fc\u30d7\u5316\n  environments = distinct([for v in values(var.service_configs) : v.environment])\n\n  # \u74b0\u5883\u3054\u3068\u306e\u30b5\u30fc\u30d3\u30b9\u8a2d\u5b9a\u3092\u30de\u30c3\u30d7\u5316\n  env_services = {\n    for env in local.environments :\n    env =&gt; {\n      for name, config in var.service_configs :\n      name =&gt; config\n      if config.environment == env\n    }\n  }\n}\n\n# \u74b0\u5883\u3054\u3068\u306b\u30b5\u30fc\u30d3\u30b9\u3092\u30c7\u30d7\u30ed\u30a4\nresource \"aws_instance\" \"services\" {\n  for_each = var.service_configs\n\n  ami           = data.aws_ami.amazon_linux_2.id\n  instance_type = each.value.instance_type\n\n  root_block_device {\n    volume_size = each.value.volume_size\n  }\n\n  tags = {\n    Name        = each.key\n    Environment = each.value.environment\n  }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u6761\u4ef6\u4ed8\u304d\u30ea\u30bd\u30fc\u30b9\u4f5c\u6210<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">locals {\n  # \u74b0\u5883\u306b\u5fdc\u3058\u305f\u6761\u4ef6\u4ed8\u304d\u8a2d\u5b9a\n  env_conditions = {\n    prod = {\n      create_backup = true\n      multi_az     = true\n      encrypted    = true\n    }\n    staging = {\n      create_backup = true\n      multi_az     = false\n      encrypted    = true\n    }\n    dev = {\n      create_backup = false\n      multi_az     = false\n      encrypted    = false\n    }\n  }\n}\n\n# \u6761\u4ef6\u306b\u57fa\u3065\u304f\u30ea\u30bd\u30fc\u30b9\u4f5c\u6210\nresource \"aws_backup_plan\" \"example\" {\n  for_each = {\n    for env, config in local.env_conditions :\n    env =&gt; config\n    if config.create_backup\n  }\n\n  name = \"backup-plan-${each.key}\"\n  # \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u8a2d\u5b9a...\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-21\">\u5909\u6570\u306e\u691c\u8a3c\u3068\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/h3>\n\n\n\n<p>map\u578b\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306e\u5805\u7262\u306a\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8907\u5408\u7684\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">variable \"resource_configs\" {\n  type = map(object({\n    size     = string\n    replicas = number\n    env      = string\n  }))\n\n  validation {\n    # \u30b5\u30a4\u30ba\u306e\u5024\u3092\u691c\u8a3c\n    condition = can([for v in values(var.resource_configs) : \n      contains([\"small\", \"medium\", \"large\"], v.size)])\n    error_message = \"size must be one of: small, medium, large\"\n  }\n\n  validation {\n    # \u30ec\u30d7\u30ea\u30ab\u6570\u306e\u7bc4\u56f2\u3092\u691c\u8a3c\n    condition = can([for v in values(var.resource_configs) :\n      v.replicas &gt;= 1 &amp;&amp; v.replicas &lt;= 10])\n    error_message = \"replicas must be between 1 and 10\"\n  }\n\n  validation {\n    # \u74b0\u5883\u540d\u3092\u691c\u8a3c\n    condition = can([for v in values(var.resource_configs) :\n      contains([\"dev\", \"staging\", \"prod\"], v.env)])\n    error_message = \"env must be one of: dev, staging, prod\"\n  }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">locals {\n  # \u5fc5\u9808\u30ad\u30fc\u306e\u5b58\u5728\u30c1\u30a7\u30c3\u30af\n  required_keys = [\"name\", \"environment\", \"region\"]\n\n  # \u8a2d\u5b9a\u306e\u59a5\u5f53\u6027\u30c1\u30a7\u30c3\u30af\n  config_validation = {\n    for name, config in var.service_configs :\n    name =&gt; {\n      has_required_keys = alltrue([\n        for key in local.required_keys : contains(keys(config), key)\n      ])\n      valid_environment = contains([\"dev\", \"staging\", \"prod\"], config.environment)\n      valid_region     = can(regex(\"^[a-z]{2}-[a-z]+-\\\\d$\", config.region))\n    }\n  }\n\n  # \u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u751f\u6210\n  validation_errors = {\n    for name, validation in local.config_validation :\n    name =&gt; flatten([\n      validation.has_required_keys ? [] : [\"Missing required keys\"],\n      validation.valid_environment ? [] : [\"Invalid environment\"],\n      validation.valid_region ? [] : [\"Invalid region format\"]\n    ])\n    if length(flatten([\n      validation.has_required_keys ? [] : [\"Missing required keys\"],\n      validation.valid_environment ? [] : [\"Invalid environment\"],\n      validation.valid_region ? [] : [\"Invalid region format\"]\n    ])) &gt; 0\n  }\n}\n\n# \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30a8\u30e9\u30fc\u304c\u3042\u308b\u5834\u5408\u306b\u30d7\u30e9\u30f3\u3092\u5931\u6557\u3055\u305b\u308b\nresource \"null_resource\" \"validation_check\" {\n  count = length(local.validation_errors) &gt; 0 ? \"ERROR\" : 0\n\n  lifecycle {\n    precondition {\n      condition     = length(local.validation_errors) == 0\n      error_message = \"Configuration validation failed: ${jsonencode(local.validation_errors)}\"\n    }\n  }\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u4fdd\u5b88\u6027\u304c\u9ad8\u304f\u3001\u30a8\u30e9\u30fc\u306b\u5f37\u3044Terraform\u30b3\u30fc\u30c9\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u3001\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3068\u9069\u5207\u306a\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\u306f\u3001\u9577\u671f\u7684\u306a\u30b3\u30fc\u30c9\u306e\u4fdd\u5b88\u6027\u5411\u4e0a\u306b\u5927\u304d\u304f\u8ca2\u732e\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":{"0":"post-2352","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-aws","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/2352","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2352"}],"version-history":[{"count":1,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/2352\/revisions"}],"predecessor-version":[{"id":2353,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/2352\/revisions\/2353"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2352"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2352"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2352"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}