{"id":45515,"date":"2023-12-02T20:29:22","date_gmt":"2023-01-07T18:48:30","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/45515-2\/"},"modified":"2024-05-04T11:51:39","modified_gmt":"2024-05-04T03:51:39","slug":"45515-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/45515-2\/","title":{"rendered":""},"content":{"rendered":"<h1>\u306f\u3058\u3081\u306b<\/h1>\n<p>\u3053\u3093\u306b\u3061\u306f\u3001\u4e45\u3057\u632f\u308a\u306e\u30b7\u30ea\u30fc\u30ba\u3082\u306e\u3067\u3059\u3002<br \/>\n\u6700\u8fd1Rust\u3067\u30b5\u30fc\u30d0\u30fc\u3092\u5efa\u3066\u308b\u6a5f\u4f1a\u304c\u3042\u308a\u3001\u3058\u3083\u3041\u6298\u89d2\u3060\u304b\u3089GraphQL\u306b\u6311\u6226\u3057\u3066\u307f\u3088\u3046\u304b\u306a\u3063\u3066\u8efd\u3044\u6c17\u6301\u3061\u3067\u59cb\u3081\u305f\u3089\u610f\u5916\u3068\u82e6\u6226\u3057\u305f\u306e\u3067\u3001\u8a18\u4e8b\u306b\u306e\u3053\u3057\u3066\u304a\u3053\u3046\u3068\u601d\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u30b7\u30ea\u30fc\u30ba\u3067\u306f\u7c21\u5358\u306aGraphQL API Server\u3092\u5efa\u3066\u308b\u3053\u3068\u3092\u76ee\u6a19\u306b\u3001<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Rust\u306eGraphQL Framework\u3063\u3066\u3069\u3093\u306a\u306e\u304c\u3042\u308b\u3093\uff1f<\/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\">Rust\u306eORM\u3063\u3066\u3069\u3093\u306a\u306e\u304c\u3042\u308b\u3093\uff1f<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">N+1\u554f\u984c\u3063\u3066\u306a\u306b\uff1fRust\u3067\u306f\u3069\u3046\u3084\u3063\u3066\u89e3\u6c7a\u3059\u308b\u306e\uff1f<\/ul>\n<p>\u3068\u3044\u3046\u3053\u3068\u306a\u3069\u306b\u3064\u3044\u3066\u8a00\u53ca\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u4e8b\u524d\u77e5\u8b58\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\u3068\u7406\u89e3\u304c\u3057\u3084\u3059\u3044\u304b\u306a\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u3082\u3057\u672c\u8a18\u4e8b\u3067\u5206\u304b\u3089\u306a\u3044\u3068\u3053\u308d\u304c\u3042\u308c\u3070\u3001\u53c2\u8003\u6587\u732e\u3068\u3057\u3066\u898b\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>Rust<\/p>\n<p>The Rust Programming Language<br \/>\n14. Cargo\u3068Crates.io\u306b\u3064\u3044\u3066\u3088\u308a\u8a73\u3057\u304f \u304f\u3089\u3044\u307e\u3067<\/p>\n<p>GraphQL<\/p>\n<p>\u521d\u3081\u3066\u306eGraphQL &#8211; Web\u30b5\u30fc\u30d3\u30b9\u3092\u4f5c\u3063\u3066\u5b66\u3076\u65b0\u4e16\u4ee3API<br \/>\n4\u7ae0 \u30b9\u30ad\u30fc\u30de\u306e\u8a2d\u8a08 \u304f\u3089\u3044\u307e\u3067<\/p>\n<p>\u307e\u305f\u3001\u3053\u306e\u30b7\u30ea\u30fc\u30ba\u3067\u306fRust\u306eGraphQL Framework\u3068\u3057\u3066Juniper\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\nJuniper\u306b\u306f\u516c\u5f0f\u304c\u63d0\u4f9b\u3059\u308bBook\u3082\u3042\u308a\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5468\u308a\u304c\u3068\u3066\u3082\u6574\u5099\u3055\u308c\u3066\u3044\u308b\u3068\u3044\u3046\u5370\u8c61\u3067\u3059\u3002<br \/>\n\u305f\u3060\u3084\u306f\u308a\u82f1\u8a9e\u3068\u3044\u3046\u3053\u3068\u3082\u3042\u308a\u3001\u82f1\u8a9e\u5f31\u8005\u3067\u3042\u308b\u81ea\u5206\u306f\u3081\u3063\u3055\u8aad\u3080\u6c17\u3092\u524a\u304c\u308c\u307e\u3057\u305f&#8230;\u3002<br \/>\n\u306a\u306e\u3067\u3001\u4ee5\u4e0b\u306b\u81ea\u5206\u304c\u516c\u5f0f\u306eBook\u3092\u7ffb\u8a33\u3057\u305f\u3082\u306e\u3092\u8cbc\u3063\u3066\u304a\u304d\u307e\u3059\u3002<br \/>\n\u8aad\u3080\u969b\u306b\u306f\u3001\u975e\u516c\u5f0f\u306a\u306e\u3067\u5e38\u306b\u6700\u65b0\u7248\u3067\u3042\u308b\u3068\u306f\u9650\u3089\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3068\u3001DeepL\u7ffb\u8a33\u3092\u591a\u7528\u3057\u305f\u306e\u3067\u30ac\u30d0\u30ac\u30d0\u3060\u3068\u3044\u3046\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n\u305f\u3060\u516c\u5f0f\u3082\u516c\u5f0f\u3067\u3001\u672c\u7a3f\u57f7\u7b46\u6642\u70b9\u3067\u306fBook\u5185\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308bJuniper\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c0.10\u3067\u3042\u308b\u306e\u306b\u5bfe\u3057\u3001\u6700\u65b0\u5b89\u5b9a\u7248\u304c0.15.9\u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044&#8230;\u3002<br \/>\n\u3084\u3063\u3071\u308a\u30ac\u30d0\u30ac\u30d0\u3058\u3083\u306a\u3044\u304b&#8230;(\u56f0\u60d1<\/p>\n<p>&nbsp;<\/p>\n<h1>\u74b0\u5883<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">OS: Windows 10<\/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\">Rust: 1.60.0-nightly<\/ul>\n<\/li>\n<\/ul>\n<p>\u5404\u4f9d\u5b58\u30af\u30ec\u30fc\u30c8\u306e\u8a73\u7d30\u306f\u5f8c\u8ff0\u306eCargo.toml\u3092\u53c2\u7167\u3055\u308c\u305f\u3057\u3002<\/p>\n<h1>Rust\u30fbGraphQL\u3068\u306f<\/h1>\n<p>\u3053\u306e\u8a18\u4e8b\u3092\u3054\u89a7\u306b\u306a\u3063\u3066\u3044\u308b\u4eba\u306e\u307b\u3068\u3093\u3069\u306fRust\u3068GraphQL\u306b\u8208\u5473\u304c\u3042\u308b\u65b9\u3060\u3068\u601d\u3044\u307e\u3059\u3002\u306a\u306e\u3067\u4eca\u66f4\u8aac\u660e\u306a\u3093\u3066\uff8c\uff96\uff73\uff97!\u3068\u601d\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u601d\u308f\u306a\u3044\u4eba\u306e\u305f\u3081\u306b\u79c1\u306e\u8a00\u8449\u3067\u7c21\u5358\u306b\u8aac\u660e\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3059\u3002<\/p>\n<h2>Rust\u3068\u306f<\/h2>\n<p>Rust\u306f\u305d\u306e\u5f37\u3044\u578b\u4ed8\u3051\u306b\u3088\u308a\u3001\u9ad8\u901f\u304b\u3064\u5b89\u5168\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<br \/>\n\u305d\u306e\u901f\u5ea6\u306fC\/C++\u3092\u629c\u3044\u305f\u308a\u629c\u304b\u306a\u304b\u3063\u305f\u308a\u3059\u308b\u30ec\u30d9\u30eb\u3067\u3059\u3002<br \/>\n\u307e\u305f\u62e1\u5f35\u6027\u306b\u3082\u512a\u308c\u3001\u8c4a\u5bcc\u306a\u8a00\u8a9e\u6a5f\u80fd\u306b\u3088\u3063\u3066\u30bc\u30ed\u30b3\u30b9\u30c8\u62bd\u8c61\u5316\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u3064\u307e\u308b\u3068\u3053\u308d\u3001\u4eca\u30a4\u30b1\u30a4\u30b1\u306a\u30ca\u30a6\u3044\u8a00\u8a9e\u3067\u3059\u3002<\/p>\n<h2>GraphQL\u3068\u306f<\/h2>\n<p>GraphQL\u3068\u306f\u3001API\u306e\u901f\u5ea6\u3001\u67d4\u8edf\u6027\u3001\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u306e\u30e6\u30fc\u30b6\u30d3\u30ea\u30c6\u30a3\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f\u3001\u30af\u30a8\u30ea\u8a00\u8a9e\u307e\u305f\u306f\u305d\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3067\u3059\u3002<br \/>\nGraphQL\u3067\u306f\u30b9\u30ad\u30fc\u30de\u306b\u91cd\u304d\u3092\u7f6e\u304d\u3001\u3053\u308c\u306b\u3088\u3063\u3066\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u958b\u767a\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u958b\u767a\u306e\u885d\u7a81\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002<br \/>\n\u307e\u305f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5b8c\u5168\u306b\u30de\u30c3\u30c1\u3057\u305f\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u9001\u3089\u308c\u3066\u304f\u308b\u3053\u3068\u3082\u3001GraphQL\u306e\u5927\u304d\u306a\u7279\u5fb4\u306e\u4e00\u3064\u3067\u3059\u306d\u3002<\/p>\n<p>\u3053\u3053\u3067\u30d4\u30f3\u3068\u304d\u305f\u65b9\u304c\u3044\u308b\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u305d\u3046\u3001Rust\u3068GraphQL\u3063\u3066\u601d\u60f3\u304c\u7d50\u69cb\u4f3c\u901a\u3063\u3066\u308b\u3093\u3067\u3059\u306d\u3002<br \/>\n\u578b\u5b89\u5168\u3067\u3001\u62bd\u8c61\u7684\u3067\u3001\u67d4\u8edf&#8230;\u3002<br \/>\n\u6700\u9ad8\u306b\u305d\u308a\u3063\u3069\u3067\u3059\u3074\u30fc\u3067\u3043\u30fc\u306a\u30b5\u30fc\u30d0\u30fc\u304c\u3073\u308b\u3069\u3067\u304d\u305d\u3046\u306a\u6c17\u304c\u3057\u3066\u304d\u307e\u3057\u305f\u306d\uff01<\/p>\n<h1>\u6e96\u5099<\/h1>\n<p>\u958b\u767a\u3092\u59cb\u3081\u308b\u306b\u306f\u3001\u307e\u305a\u30ef\u30fc\u30af\u30b9\u30da\u30fc\u30b9\u3092\u4f5c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u3068\u3044\u3046\u3053\u3068\u3067\u3001Rust\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u2020\u9818\u57df\u5c55\u958b\u2020\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">cargo<\/span> <span class=\"nx\">new<\/span> <span class=\"nx\">rust_graphql<\/span> <span class=\"nt\">--bin<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u3067\u7121\u91cf\u7a7a\u51e6Rust\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304c\u7acb\u3061\u4e0a\u304c\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u6b21\u306b\u4eca\u56de\u306e\u30b7\u30ea\u30fc\u30ba\u3092\u901a\u3057\u3066\u4f7f\u7528\u3059\u308b\u30af\u30ec\u30fc\u30c8\u9054\u3092\u3001Cargo.toml\u306edependencies\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nn\">[package]<\/span>\r\n<span class=\"py\">name<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"rust_graphql\"<\/span>\r\n<span class=\"py\">version<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.1.0\"<\/span>\r\n<span class=\"py\">edition<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"2021\"<\/span>\r\n\r\n<span class=\"c\"># See more keys and their definitions at https:\/\/doc.rust-lang.org\/cargo\/reference\/manifest.html<\/span>\r\n\r\n<span class=\"nn\">[dependencies]<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">actix-cors<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.6.0\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">actix-rt<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"2.6.0\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">actix-web<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"4.0.1\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">anyhow<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"1.0.55\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">dotenv<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.15.0\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">env_logger<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.9.0\"<\/span>\r\n<\/span><\/code><\/pre>\n<p>\u305d\u3046\u3057\u305f\u3089\u3001\u4eca\u4f5c\u3063\u305f\u300crust_graphql\u300d\u3068\u3044\u3046\u30d0\u30a4\u30ca\u30ea\u30af\u30ec\u30fc\u30c8\u306e\u4e2d\u306b\u300cgraphql\u300d\u3068\u3044\u3046\u30e9\u30a4\u30d6\u30e9\u30ea\u30af\u30ec\u30fc\u30c8\u3092\u4f5c\u308a\u307e\u3059\u3002<br \/>\n\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">cargo<\/span> <span class=\"nx\">new<\/span> <span class=\"nx\">graphql<\/span> <span class=\"nt\">--lib<\/span>\r\n<\/code><\/pre>\n<p>\u6b21\u306b\u3053\u308c\u3092\u30ef\u30fc\u30af\u30b9\u30da\u30fc\u30b9\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002<br \/>\nCargo.toml\u3092\u4fee\u6b63\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nn\">[package]<\/span>\r\n<span class=\"py\">name<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"rust_graphql\"<\/span>\r\n<span class=\"py\">version<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.1.0\"<\/span>\r\n<span class=\"py\">edition<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"2021\"<\/span>\r\n\r\n<span class=\"c\"># See more keys and their definitions at https:\/\/doc.rust-lang.org\/cargo\/reference\/manifest.html<\/span>\r\n\r\n<span class=\"nn\">[dependencies]<\/span>\r\n<span class=\"py\">actix-cors<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.6.0\"<\/span>\r\n<span class=\"py\">actix-rt<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"2.6.0\"<\/span>\r\n<span class=\"py\">actix-web<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"4.0.1\"<\/span>\r\n<span class=\"py\">anyhow<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"1.0.55\"<\/span>\r\n<span class=\"py\">dotenv<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.15.0\"<\/span>\r\n<span class=\"py\">env_logger<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.9.0\"<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"nn\">graphql<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span> <span class=\"py\">path<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\".\/graphql\"<\/span> <span class=\"p\">}<\/span>\r\n<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"nn\">[workspace]<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">members<\/span> <span class=\"p\">=<\/span> <span class=\"p\">[<\/span>\r\n<\/span><span class=\"hil\"><span class=\"err\">+<\/span>     <span class=\"s\">\"graphql\"<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"err\">+<\/span> <span class=\"p\">]<\/span>\r\n<\/span><\/code><\/pre>\n<p>\u3053\u308c\u3067\u4e8c\u3064\u306e\u30af\u30ec\u30fc\u30c8\u306b\u4e00\u65b9\u5411\u306e\u7e4b\u304c\u308a\u304c\u751f\u307e\u308c\u307e\u3057\u305f\u3002<br \/>\n\u3053\u308c\u3082GraphQL\u3067\u8a00\u3046\u3068\u3053\u308d\u306e\u3001\u4e8c\u3064\u306e\u30ce\u30fc\u30c9\u3068\u5358\u4e00\u306e\u30a8\u30c3\u30b8\u304b\u3089\u6210\u308b\u6709\u5411\u30b0\u30e9\u30d5\u3067\u3059\u306d\u3002<\/p>\n<p>\u305d\u3046\u3057\u305f\u3089\u6700\u5f8c\u306b\u3001\u300cgraphql\u300d\u306e\u30af\u30ec\u30fc\u30c8\u306b\u4f9d\u5b58\u95a2\u4fc2\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nn\">[package]<\/span>\r\n<span class=\"py\">name<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"graphql\"<\/span>\r\n<span class=\"py\">version<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.1.0\"<\/span>\r\n<span class=\"py\">edition<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"2021\"<\/span>\r\n\r\n<span class=\"c\"># See more keys and their definitions at https:\/\/doc.rust-lang.org\/cargo\/reference\/manifest.html<\/span>\r\n\r\n<span class=\"nn\">[dependencies]<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">actix-web<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"4.0.1\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">anyhow<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"1.0.55\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">async-trait<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.1.52\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">chrono<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.4.19\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">dataloader<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.14.0\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"nn\">diesel<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span> <span class=\"py\">version<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"1.4.8\"<\/span><span class=\"p\">,<\/span> <span class=\"py\">features<\/span> <span class=\"p\">=<\/span> <span class=\"p\">[<\/span><span class=\"s\">\"postgres\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"r2d2\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"chrono\"<\/span><span class=\"p\">]<\/span> <span class=\"p\">}<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">juniper<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.15.9\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">juniper_actix<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.4.0\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">log<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.4.14\"<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"py\">r2d2<\/span> <span class=\"p\">=<\/span> <span class=\"s\">\"0.8.9\"<\/span>\r\n<\/span><\/code><\/pre>\n<p>\u306f\u3044\u3001\u3053\u308c\u3067\u6e96\u5099\u306f\u5b8c\u4e86\u3067\u3059\u3002<br \/>\n\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f\u4f55\u3082\u66f8\u3044\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u3053\u3053\u307e\u3067\u6b63\u3057\u304f\u624b\u9806\u3092\u8e0f\u3081\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u30d3\u30eb\u30c9\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">cargo<\/span> <span class=\"nx\">build<\/span>\r\n<\/code><\/pre>\n<p>\u3082\u3057\u3053\u306e\u72b6\u614b\u3067\u30d3\u30eb\u30c9\u306b\u5931\u6557\u3059\u308b\u306a\u3089\u3001\u305d\u308c\u306f\u591a\u5206\u5927\u4f53Rust\u306eORM\u3067\u3042\u308bdiesel\u306e\u305b\u3044\u3067\u3059\u3002<br \/>\n\u3053\u306e\u30b7\u30ea\u30fc\u30ba\u3067\u306f\u5f8c\u3005PostgreSQL\u3092\u4f7f\u3063\u3066DB\u3092\u64cd\u4f5c\u3059\u308b\u306e\u3067\u3001\u73fe\u6642\u70b9\u3067diesel\u3092postgreSQL\u7528\u306e\u3082\u306e\u3068\u3057\u3066\u4f9d\u5b58\u95a2\u4fc2\u306b\u8a18\u8ff0\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u3082\u3057PostgreSQL\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u3044\u306a\u3044\u65b9\u306f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u3067\u306f\u6700\u5f8c\u306b\u3001\u73fe\u6642\u70b9\u3067\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u69cb\u6210\u3092\u8f09\u305b\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code>rust_graphql\r\n|\r\n\u2502  .gitignore\r\n\u2502  Cargo.lock\r\n\u2502  Cargo.toml\r\n\u2502\r\n\u251c\u2500graphql\r\n\u2502  \u2502  .gitignore\r\n\u2502  \u2502  Cargo.toml\r\n\u2502  \u2502\r\n\u2502  \u251c\u2500src\r\n\u2502  \u2502  lib.rs\r\n\u2502  \u2502\r\n\u2502  \u2514\u2500target\r\n\u2502\r\n\u251c\u2500src\r\n|  main.rs\r\n|\r\n\u2514\u2500target\r\n<\/code><\/pre>\n<h1>\u5b9f\u88c5<\/h1>\n<p>\u4eca\u56de\u8a18\u4e8b\u3092\u66f8\u304f\u306b\u3042\u305f\u308a\u3001\u5168\u4f53\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u898b\u308c\u308b\u3068\u4fbf\u5229\u3060\u306a\u3041&#8230;\u3068\u601d\u3063\u305f\u308a\u3057\u307e\u3057\u305f\u3002<br \/>\n\u3068\u3044\u3046\u3053\u3068\u3067\u3001GitHub\u306e\u30ea\u30dd\u30b8\u30c8\u30ea\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002<br \/>\n\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u69cb\u6210\u304c\u5206\u304b\u3089\u306a\u304f\u306a\u3063\u305f\u308a\u3057\u305f\u3089\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u3044\u305f\u3060\u3051\u308c\u3070\u306a\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u3061\u306a\u307f\u306b\u30d6\u30e9\u30f3\u30c1\u306f\u8a18\u4e8b\u3054\u3068\u306b\u5206\u3051\u308b\u4e88\u5b9a\u3067\u3001\u4eca\u56de\u306f\u300c1.-\u5c0e\u5165\u7de8\u300d\u3068\u3044\u3046\u30d6\u30e9\u30f3\u30c1\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u30b5\u30fc\u30d0\u30fc\u3092\u5efa\u3066\u308b<\/h2>\n<p>\u3067\u306f\u3044\u3088\u3044\u3088\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u306f\u4f55\u306e\u6a5f\u80fd\u3082\u306a\u3044\u7a7a\u306e\u30b5\u30fc\u30d0\u30fc\u3092\u5efa\u3066\u307e\u3059\u3002<br \/>\nmain.rs\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u307e\u308b\u3063\u3068\u4fee\u6b63\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">use<\/span> <span class=\"nn\">actix_cors<\/span><span class=\"p\">::<\/span><span class=\"n\">Cors<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">actix_web<\/span><span class=\"p\">::{<\/span>\r\n    <span class=\"n\">App<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nn\">http<\/span><span class=\"p\">::<\/span><span class=\"n\">header<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"n\">HttpServer<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nn\">middleware<\/span><span class=\"p\">::{<\/span>\r\n        <span class=\"n\">Compress<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"n\">Logger<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"p\">},<\/span>\r\n<span class=\"p\">};<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">anyhow<\/span><span class=\"p\">::<\/span><span class=\"nb\">Result<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">dotenv<\/span><span class=\"p\">::<\/span><span class=\"n\">dotenv<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">std<\/span><span class=\"p\">::<\/span><span class=\"n\">env<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u4eca\u56de\u30b5\u30fc\u30d0\u30fc\u306e\u5b9f\u88c5\u306bActix Web\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u975e\u540c\u671f\u30e9\u30f3\u30bf\u30a4\u30e0\u306factix-rt\u3092\u63a1\u7528.<\/span>\r\n<span class=\"nd\">#[actix_rt::main]<\/span>\r\n<span class=\"k\">async<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"nb\">Result<\/span><span class=\"o\">&lt;<\/span><span class=\"p\">()<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c1\">\/\/ .env\u306b\u8a18\u8ff0\u3055\u308c\u305f\u74b0\u5883\u5909\u6570\u306e\u8aad\u307f\u8fbc\u307f.<\/span>\r\n    <span class=\"nf\">dotenv<\/span><span class=\"p\">()<\/span><span class=\"nf\">.ok<\/span><span class=\"p\">();<\/span>\r\n\r\n    <span class=\"c1\">\/\/ debug\u3068\u540c\u7b49\u4ee5\u4e0a\u306e\u91cd\u8981\u5ea6\u3092\u6301\u3064\u30ed\u30b0\u3092\u8868\u793a\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u3001\u30ed\u30b0\u3092\u958b\u59cb\u3059\u308b.<\/span>\r\n    <span class=\"nn\">env<\/span><span class=\"p\">::<\/span><span class=\"nf\">set_var<\/span><span class=\"p\">(<\/span><span class=\"s\">\"RUST_LOG\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"debug\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nn\">env_logger<\/span><span class=\"p\">::<\/span><span class=\"nf\">init<\/span><span class=\"p\">();<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u30b5\u30fc\u30d0\u30fc\u306e\u8272\u3093\u306a\u8a2d\u5b9a.<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"n\">server<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">HttpServer<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">(<\/span><span class=\"k\">move<\/span> <span class=\"p\">||<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nn\">App<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">()<\/span>\r\n            <span class=\"nf\">.wrap<\/span><span class=\"p\">(<\/span>\r\n                <span class=\"nn\">Cors<\/span><span class=\"p\">::<\/span><span class=\"nf\">default<\/span><span class=\"p\">()<\/span>\r\n                    <span class=\"nf\">.allow_any_origin<\/span><span class=\"p\">()<\/span>\r\n                    <span class=\"nf\">.allowed_methods<\/span><span class=\"p\">(<\/span><span class=\"nd\">vec!<\/span><span class=\"p\">[<\/span><span class=\"s\">\"GET\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"POST\"<\/span><span class=\"p\">])<\/span>\r\n                    <span class=\"nf\">.allowed_headers<\/span><span class=\"p\">(<\/span><span class=\"nd\">vec!<\/span><span class=\"p\">[<\/span><span class=\"nn\">header<\/span><span class=\"p\">::<\/span><span class=\"n\">AUTHORIZATION<\/span><span class=\"p\">,<\/span> <span class=\"nn\">header<\/span><span class=\"p\">::<\/span><span class=\"n\">ACCEPT<\/span><span class=\"p\">])<\/span>\r\n                    <span class=\"nf\">.allowed_header<\/span><span class=\"p\">(<\/span><span class=\"nn\">header<\/span><span class=\"p\">::<\/span><span class=\"n\">CONTENT_TYPE<\/span><span class=\"p\">)<\/span>\r\n                    <span class=\"nf\">.supports_credentials<\/span><span class=\"p\">()<\/span>\r\n                    <span class=\"nf\">.max_age<\/span><span class=\"p\">(<\/span><span class=\"mi\">3600<\/span><span class=\"p\">),<\/span>\r\n            <span class=\"p\">)<\/span>\r\n            <span class=\"nf\">.wrap<\/span><span class=\"p\">(<\/span><span class=\"nn\">Compress<\/span><span class=\"p\">::<\/span><span class=\"nf\">default<\/span><span class=\"p\">())<\/span>\r\n            <span class=\"nf\">.wrap<\/span><span class=\"p\">(<\/span><span class=\"nn\">Logger<\/span><span class=\"p\">::<\/span><span class=\"nf\">default<\/span><span class=\"p\">())<\/span>\r\n    <span class=\"p\">});<\/span>\r\n\r\n    <span class=\"c1\">\/\/ Heroku\u3068\u304b\u306b\u30c7\u30d7\u30ed\u30a4\u3059\u308b\u3053\u3068\u3092\u8003\u3048\u3066\u3001HOST\u3084PORT\u306e\u74b0\u5883\u5909\u6570\u3092\u512a\u5148\u3059\u308b.<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">host<\/span> <span class=\"o\">=<\/span> <span class=\"k\">match<\/span> <span class=\"nn\">env<\/span><span class=\"p\">::<\/span><span class=\"nf\">var<\/span><span class=\"p\">(<\/span><span class=\"s\">\"HOST\"<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nf\">Ok<\/span><span class=\"p\">(<\/span><span class=\"n\">ok<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"n\">ok<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nf\">Err<\/span><span class=\"p\">(<\/span><span class=\"n\">_<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"nn\">env<\/span><span class=\"p\">::<\/span><span class=\"nf\">var<\/span><span class=\"p\">(<\/span><span class=\"s\">\"LOCAL_HOST\"<\/span><span class=\"p\">)<\/span><span class=\"o\">?<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"p\">};<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">port<\/span> <span class=\"o\">=<\/span> <span class=\"k\">match<\/span> <span class=\"nn\">env<\/span><span class=\"p\">::<\/span><span class=\"nf\">var<\/span><span class=\"p\">(<\/span><span class=\"s\">\"PORT\"<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nf\">Ok<\/span><span class=\"p\">(<\/span><span class=\"n\">ok<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"n\">ok<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nf\">Err<\/span><span class=\"p\">(<\/span><span class=\"n\">_<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"nn\">env<\/span><span class=\"p\">::<\/span><span class=\"nf\">var<\/span><span class=\"p\">(<\/span><span class=\"s\">\"LOCAL_PORT\"<\/span><span class=\"p\">)<\/span><span class=\"o\">?<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"p\">};<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">address<\/span> <span class=\"o\">=<\/span> <span class=\"nd\">format!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{}:{}\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">host<\/span><span class=\"p\">,<\/span> <span class=\"n\">port<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"n\">server<\/span> <span class=\"o\">=<\/span> <span class=\"n\">server<\/span><span class=\"nf\">.bind<\/span><span class=\"p\">(<\/span><span class=\"n\">address<\/span><span class=\"p\">)<\/span><span class=\"o\">?<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"n\">server<\/span><span class=\"nf\">.run<\/span><span class=\"p\">()<\/span><span class=\"k\">.await<\/span><span class=\"o\">?<\/span><span class=\"p\">;<\/span>\r\n\r\n    <span class=\"nf\">Ok<\/span><span class=\"p\">(())<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u4e0a\u306e\u30b3\u30fc\u30c9\u3067\u74b0\u5883\u5909\u6570\u3092\u6271\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u6b21\u306b.env\u30d5\u30a1\u30a4\u30eb\u3092\u8a18\u8ff0\u3057\u3066\u3044\u304d\u307e\u3059\u3002<br \/>\n\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30eb\u30fc\u30c8\u306b.env\u3092\u4f5c\u6210\u3057\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code>LOCAL_HOST='localhost'\r\nLOCAL_PORT='8000'\r\n<\/code><\/pre>\n<h3>\u89e3\u8aac<\/h3>\n<p>\u3053\u3053\u3067\u30dd\u30a4\u30f3\u30c8\u3068\u306a\u308b\u306e\u306f\u30ed\u30b0\u306e\u5b58\u5728\u3067\u3059\u3002<br \/>\nRust\u306f\u3082\u3068\u3082\u3068\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u304c\u3088\u304f\u6574\u5099\u3055\u308c\u3066\u3044\u308b\u306a\u3041\u3068\u601d\u3046\u8a00\u8a9e\u306a\u306e\u3067\u3059\u304c\u3001\u307e\u308c\u306b\u30a8\u30e9\u30fc\u51fa\u529b\u3084RUST_BACKTRACE\u3060\u3051\u3067\u306f\u554f\u984c\u306e\u7b87\u6240\u3092\u7279\u5b9a\u3067\u304d\u306a\u3044\u3088\u3046\u306a\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u4eca\u56de\u306eActix Web\u3092\u4f7f\u3063\u305f\u30b5\u30fc\u30d0\u30fc\u5b9f\u88c5\u3082\u305d\u3046\u3067\u3059\u3002<br \/>\n\u306a\u306e\u3067\u3001Rust\u3067\u306flog\u3084env_logger\u3068\u3044\u3063\u305f\u30af\u30ec\u30fc\u30c8\u3092\u7528\u3044\u3066\u30ed\u30b0\u3092\u78ba\u8a8d\u3059\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<br \/>\n\u305f\u3063\u305f\u4e8c\u884c\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u306a\u306e\u3067\u3001\u3081\u3093\u3069\u3046\u3060\u306a\u3068\u601d\u3063\u3066\u7701\u3044\u305f\u4eba\u306f\u601d\u3044\u3068\u3069\u307e\u3063\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n\u3061\u306a\u307f\u306b\u79c1\u306f\u601d\u3044\u3068\u3069\u307e\u308c\u307e\u305b\u3093\u3067\u3057\u305f(\u5927\u6557<\/p>\n<p>\u3042\u3068\u8a00\u3044\u5fd8\u308c\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u3053\u306e\u30b7\u30ea\u30fc\u30ba\u3067\u306fanyhow::Result\u3092\u4f7f\u3048\u308b\u3068\u3053\u308d\u306f\u4f7f\u3063\u3066\u3044\u304d\u307e\u3059\u3002<br \/>\n\u306a\u306e\u3067\u81f3\u308b\u6240\u3067?\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u3061\u3083\u3093\u3068\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u66f8\u3044\u305f\u308a\u3059\u308b\u3068\u3068\u3066\u3082\u3081\u3093\u3069\u3046\u306a\u306e\u3067\u3054\u4e86\u627f\u304f\u3060\u3057\u3042&#8230;\u3002<\/p>\n<h2>\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u308b<\/h2>\n<p>\u30b5\uff0d\u30d0\u30fc\u304c\u5efa\u3063\u305f\u306e\u3067\u3001GraphQL\u306e\u958b\u767a\u306b\u7740\u624b\u3057\u307e\u3057\u3087\u3046\u3002<br \/>\n\u307e\u305a\u306f\u3001GraphQL API\u306e\u6838\u3068\u306a\u308b\u30eb\u30fc\u30c8\u578b\u306b\u3064\u3044\u3066\u306e\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>rust_graphql\/graphql\/src\u306bschemas\/mod.rs\u3092\u4f5c\u6210\u3057\u307e\u3057\u3087\u3046\u3002<br \/>\nmod.rs\u3092\u4f5c\u6210\u3057\u305f\u306e\u3067\u3001\u3053\u308c\u3092\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u3042\u308b\u3068\u5ba3\u8a00\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\nlib.rs\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u307e\u308b\u3063\u3068\u4fee\u6b63\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">pub<\/span> <span class=\"k\">mod<\/span> <span class=\"n\">schemas<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u3067schemas\/mod.rs\u3092\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u305d\u3046\u3057\u305f\u3089\u3001schemas\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u4e2d\u306broot.rs\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3057\u3087\u3046\u3002<br \/>\n\u3053\u3053\u306b\u30eb\u30fc\u30c8\u578b\u306e\u30b9\u30ad\u30fc\u30de\u3092\u8a18\u8ff0\u3057\u3066\u3044\u304f\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\nroot.rs\u3092\u6709\u52b9\u5316\u3059\u308b\u305f\u3081\u306b\u3001mod.rs\u3092\u5909\u66f4\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">pub<\/span> <span class=\"k\">mod<\/span> <span class=\"n\">root<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u3067\u30b9\u30ad\u30fc\u30de\u3092\u66f8\u304f\u305f\u3081\u306e\u6e96\u5099\u306f\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n<p>\u3067\u306f\u3001GraphQL\u306e\u30eb\u30fc\u30c8\u578b\u3092\u62c5\u3046\uff13+\uff11\u3064\u306e\u578b\u3001Query, Mutation, Subscription, Context\u3092\u8a18\u8ff0\u3057\u3066\u3044\u304d\u307e\u3059\u3002<br \/>\n\u3068\u3044\u3063\u3066\u3082\u3001\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u3067\u306f\u578b\u306e\u30d5\u30a3\u30fc\u30eb\u30c9(\u30ea\u30be\u30eb\u30d0)\u307e\u3067\u306f\u8a18\u8ff0\u3057\u306a\u3044\u306e\u3067\u3001\u5ba3\u8a00\u306e\u307f\u3092\u8a18\u8ff0\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>root.rs\u306b\u4ee5\u4e0b\u306e\u8a18\u8ff0\u3092\u52a0\u3048\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">use<\/span> <span class=\"nn\">juniper<\/span><span class=\"p\">::{<\/span>\r\n    <span class=\"c1\">\/\/ \u4eca\u56de\u306fSubscription\u3092\u4f7f\u308f\u306a\u3044\u306e\u3067\u3001\u30c0\u30df\u30fc\u306e\u578b\u3092\u4f7f\u3046\u5fc5\u8981\u304c\u3042\u308b.<\/span>\r\n    <span class=\"n\">EmptySubscription<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"n\">RootNode<\/span><span class=\"p\">,<\/span>\r\n<span class=\"p\">};<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u5f8c\u3005\u30b8\u30a7\u30cd\u30ea\u30af\u30b9\u306e\u5f15\u6570\u3068\u304b\u306b\u4f7f\u3046\u306e\u3067\u3001\u578b\u3092\u307e\u3068\u3081\u3066\u304a\u304f.<\/span>\r\n<span class=\"k\">pub<\/span> <span class=\"k\">type<\/span> <span class=\"n\">Schema<\/span> <span class=\"o\">=<\/span> <span class=\"n\">RootNode<\/span><span class=\"o\">&lt;<\/span><span class=\"k\">'static<\/span><span class=\"p\">,<\/span> <span class=\"n\">Query<\/span><span class=\"p\">,<\/span> <span class=\"n\">Mutation<\/span><span class=\"p\">,<\/span> <span class=\"n\">EmptySubscription<\/span><span class=\"o\">&lt;<\/span><span class=\"n\">Context<\/span><span class=\"o\">&gt;&gt;<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">pub<\/span> <span class=\"k\">struct<\/span> <span class=\"n\">Context<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c1\">\/\/ \u4eca\u56de\u306e\u30b7\u30ea\u30fc\u30ba\u3067\u306f\u306a\u3093\u306e\u62ec\u7d04\u3082\u3057\u306a\u3044token\uff86\uff77.<\/span>\r\n    <span class=\"c1\">\/\/ \u3057\u3087\u3046\u304c\u306a\u3044\u306d.<\/span>\r\n    <span class=\"k\">pub<\/span> <span class=\"n\">token<\/span><span class=\"p\">:<\/span> <span class=\"nb\">Option<\/span><span class=\"o\">&lt;<\/span><span class=\"nb\">String<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">,<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u300cGraphQL\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u300d\u3068\u3044\u3046\u7279\u5fb4\u3092\u4ed8\u4e0e\u3059\u308b.<\/span>\r\n<span class=\"k\">impl<\/span> <span class=\"nn\">juniper<\/span><span class=\"p\">::<\/span><span class=\"n\">Context<\/span> <span class=\"k\">for<\/span> <span class=\"n\">Context<\/span> <span class=\"p\">{}<\/span>\r\n\r\n<span class=\"k\">pub<\/span> <span class=\"k\">struct<\/span> <span class=\"n\">Query<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">pub<\/span> <span class=\"k\">struct<\/span> <span class=\"n\">Mutation<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<h3>\u89e3\u8aac<\/h3>\n<p>\u5192\u982d\u3067\u3082\u8ff0\u3079\u307e\u3057\u305f\u304c\u3001\u4eca\u56deRust\u3067GraphQL\u3092\u6271\u3046\u305f\u3081\u306bJuniper\u3068\u3044\u3046\u30af\u30ec\u30fc\u30c8\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\nasync-graphql\u3068\u3044\u3046\u30af\u30ec\u30fc\u30c8\u3082\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u672c\u7a3f\u57f7\u7b46\u6642\u70b9\u3067\u306fJuniper\u306e\u65b9\u304cGitHub\u306e\u30b9\u30bf\u30fc\u6570\u304c\u591a\u304b\u3063\u305f\u306e\u3068\u3001\u30d6\u30ed\u30b0\u3068\u304b\u306b\u65e5\u672c\u8a9e\u8a18\u4e8b\u304c\u3042\u3063\u305f\u308a\u3057\u305f\u3063\u3066\u3044\u3046\u7406\u7531\u3067Juniper\u306e\u65b9\u3092\u63a1\u7528\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2>\u30ea\u30be\u30eb\u30d0\u3092\u4f5c\u308b<\/h2>\n<p>\u578b\u304c\u3067\u304d\u308c\u3070\u305d\u308c\u306b\u95a2\u3059\u308b\u51e6\u7406\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u30eb\u30fc\u30c8\u578b\u306b\u3064\u3044\u3066\u306e\u30ea\u30be\u30eb\u30d0\u3092\u4f5c\u308a\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u3063\u305f\u3068\u304d\u3068\u540c\u69d8\u306b\u3001rust_graphql\/graphql\/src\u306bresolvers\/mod.rs\u3092\u4f5c\u6210\u3057\u3001lib.rs\u306b\u4ee5\u4e0b\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">pub<\/span> <span class=\"k\">mod<\/span> <span class=\"n\">resolvers<\/span><span class=\"p\">;<\/span>\r\n<\/span><span class=\"k\">pub<\/span> <span class=\"k\">mod<\/span> <span class=\"n\">schemas<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u305d\u3046\u3057\u305f\u3089\u3001resolvers\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u4e2d\u306broot.rs\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3057\u3087\u3046\u3002<br \/>\n\u3053\u3053\u306b\u30eb\u30fc\u30c8\u578b\u306e\u30ea\u30be\u30eb\u30d0\u3092\u8a18\u8ff0\u3057\u3066\u3044\u304f\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\nroot.rs\u3092\u6709\u52b9\u5316\u3059\u308b\u305f\u3081\u306b\u3001mod.rs\u3092\u5909\u66f4\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">mod<\/span> <span class=\"n\">root<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u3067\u30ea\u30be\u30eb\u30d0\u3092\u66f8\u304f\u305f\u3081\u306e\u6e96\u5099\u306f\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n<p>\u3067\u306f\u3001\u5b9f\u969b\u306b\u30ea\u30be\u30eb\u30d0\u3092\u8a18\u8ff0\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<br \/>\nroot.rs\u306b\u4ee5\u4e0b\u3092\u8a18\u5165\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">use<\/span> <span class=\"k\">crate<\/span><span class=\"p\">::{<\/span>\r\n    <span class=\"nn\">schemas<\/span><span class=\"p\">::{<\/span>\r\n        <span class=\"nn\">root<\/span><span class=\"p\">::{<\/span>\r\n            <span class=\"n\">Context<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"n\">Mutation<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"n\">Query<\/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=\"k\">use<\/span> <span class=\"nn\">juniper<\/span><span class=\"p\">::{<\/span>\r\n    <span class=\"n\">graphql_object<\/span><span class=\"p\">,<\/span>\r\n<span class=\"p\">};<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u300cGraphQL\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u578b\u300d\u3068\u3044\u3046\u7279\u5fb4\u3092\u4ed8\u4e0e\u3059\u308b.<\/span>\r\n<span class=\"nd\">#[graphql_object(context=Context)]<\/span>\r\n<span class=\"k\">impl<\/span> <span class=\"n\">Query<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c1\">\/\/ \u4eca\u56de\u306f\u5c0e\u5165\u7de8\u306a\u306e\u3067\u3001\u30ea\u30be\u30eb\u30d0\u3082\u7c21\u6613\u7684\u306a\u611f\u3058\u3067.<\/span>\r\n    <span class=\"k\">fn<\/span> <span class=\"nf\">dummy_query<\/span><span class=\"p\">()<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"nb\">String<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nn\">String<\/span><span class=\"p\">::<\/span><span class=\"nf\">from<\/span><span class=\"p\">(<\/span><span class=\"s\">\"It is dummy query.\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nd\">#[graphql_object(context=Context)]<\/span>\r\n<span class=\"k\">impl<\/span> <span class=\"n\">Mutation<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">fn<\/span> <span class=\"nf\">dummy_mutation<\/span><span class=\"p\">()<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"nb\">String<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nn\">String<\/span><span class=\"p\">::<\/span><span class=\"nf\">from<\/span><span class=\"p\">(<\/span><span class=\"s\">\"It is dummy mutation.\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u89e3\u8aac<\/h3>\n<p>\u4ed6\u306e\u30af\u30ec\u30fc\u30c8\u304c\u3069\u3046\u304b\u306f\u308f\u304b\u308a\u307e\u305b\u3093\u304c\u3001\u5c11\u306a\u304f\u3068\u3082Juniper\u3067\u306f\u3053\u306e\u30ea\u30be\u30eb\u30d0\u304c\u305d\u306e\u307e\u307e\u305d\u306e\u578b\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u307e\u305f\u3001#[graphql_object(context=Context)]\u3068\u3044\u3046\u624b\u7d9a\u304d\u578b\u30de\u30af\u30ed\u3067\u3059\u304c\u3001\u3053\u308c\u3092\u69cb\u9020\u4f53(\u5217\u6319\u4f53\u306f\u672a\u691c\u8a3c)\u306eimpl\u30d6\u30ed\u30c3\u30af\u306e\u982d\u306b\u3064\u3051\u308b\u3053\u3068\u3067\u3001\u305d\u306e\u69cb\u9020\u4f53\u3092GraphQL\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u578b\u3068\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br \/>\n\u307e\u305f\u3082\u3046\u3072\u3068\u3064\u6ce8\u610f\u3057\u305f\u3044\u306e\u304c\u3001\u5404\u30ea\u30be\u30eb\u30d0\u306e\u8fd4\u308a\u5024\u306e\u578b\u3067\u3059\u3002<br \/>\n\u4eca\u56de\u306f\u3069\u308c\u3082String\u578b\u3092\u8fd4\u3057\u307e\u3059\u304c\u3001\u3053\u308c\u304ci64\u578b\u3060\u3063\u305f\u308af32\u578b\u3092\u8fd4\u305d\u3046\u3068\u3059\u308b\u3068\u3053\u308f\u3044\u304a\u3058\u3055\u3093\u306b\u6012\u3089\u308c\u307e\u3059\u3002<br \/>\n\u7406\u7531\u306f\u300cJuniper\u304c\u305d\u306e\u578b\u3092\u3001\u7d44\u307f\u8fbc\u307f\u30b9\u30ab\u30e9\u30fc\u578b\u3068\u3057\u3066\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u306a\u3044\u304b\u3089\u300d\u3067\u3059\u3002<br \/>\n\u4ee5\u4e0b\u306bJuniper\u304c\u7d44\u307f\u8fbc\u307f\u30b9\u30ab\u30e9\u30fc\u578b\u307e\u305f\u306f\u30ab\u30b9\u30bf\u30e0\u30b9\u30ab\u30e9\u30fc\u578b\u3068\u3057\u3066\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u578b\u306e\u30ea\u30b9\u30c8\u3092\u8f09\u305b\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<div>\n<div class=\"post-table\">RustGraphQLi32Int!f64Float!String, &amp;strString!boolBoolean!juniper::IDID!Vec&lt;T&gt;[T!]!Option&lt;T&gt;Tuuid::*uuid::*!chrono::*chrono::*!chrono-tzchrono-tz::*!time::*time::*!url::*url::*!bson::*bson::*!<\/div>\n<\/div>\n<p>\u3082\u3061\u308d\u3093\u4e0a\u8a18\u4ee5\u5916\u306e\u3082\u306e\u3092\u30ab\u30b9\u30bf\u30e0\u30b9\u30ab\u30e9\u30fc\u578b\u3068\u3057\u3066\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\u3002<br \/>\n\u3068\u306f\u3044\u3063\u3066\u3082\u305d\u308c\u304c\u7d50\u69cb\u3081\u3093\u3069\u3046\u306a\u306e\u3067\u3001\u57fa\u672c\u7684\u306b\u306f\u7d44\u307f\u8fbc\u307f\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u3092\u4f7f\u3046\u611f\u3058\u3067\u3044\u3044\u3093\u3058\u3083\u306a\u3044\u304b\u306a\u3041\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h2>\u30b5\u30fc\u30d0\u30fc\u306bGraphQL\u3092\u5b9f\u88c5\u3059\u308b<\/h2>\n<p>\u3053\u3053\u307e\u3067\u3067\u3001\u30eb\u30fc\u30c8\u578b\u306b\u3064\u3044\u3066\u306e\u30b9\u30ad\u30fc\u30de\u3068\u30ea\u30be\u30eb\u30d0\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002<br \/>\n\u5b9f\u3092\u3044\u3046\u3068\u3001\u3053\u306e\u6642\u70b9\u3067GraphQL\u3068\u3057\u3066\u306f\u5b8c\u6210\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u3084\u3063\u305f\u306d\uff01<br \/>\n\u3042\u3068\u306f\u3053\u308c\u3092\u30b5\u30fc\u30d0\u30fc\u3068\u304f\u3063\u3064\u3051\u308b\u3060\u3051\u306a\u306e\u3067\u3001\u30e9\u30b9\u30c8\u30b9\u30d1\u30fc\u30c8\u5f35\u308a\u5207\u3063\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n<p>Actix Web\u304b\u3089GraphQL\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u3001lib.rs\u306b\u4ee5\u4e0b\u306e\u8a18\u8ff0\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">use<\/span> <span class=\"nn\">actix_web<\/span><span class=\"p\">::{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">Error<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">HttpResponse<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"nn\">web<\/span><span class=\"p\">::{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>        <span class=\"n\">Data<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>        <span class=\"n\">Payload<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"p\">},<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"p\">};<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">use<\/span> <span class=\"nn\">juniper_actix<\/span><span class=\"p\">::{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">graphiql_handler<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">graphql_handler<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">playground_handler<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"p\">};<\/span>\r\n<\/span>\r\n<span class=\"k\">pub<\/span> <span class=\"k\">mod<\/span> <span class=\"n\">resolvers<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">pub<\/span> <span class=\"k\">mod<\/span> <span class=\"n\">schemas<\/span><span class=\"p\">;<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">use<\/span> <span class=\"k\">crate<\/span><span class=\"p\">::<\/span><span class=\"nn\">schemas<\/span><span class=\"p\">::<\/span><span class=\"nn\">root<\/span><span class=\"p\">::{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">Context<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">Schema<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"p\">};<\/span>\r\n<\/span>\r\n<span class=\"c1\">\/\/ Actix Web\u304b\u3089GraphQL\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306e\u30cf\u30f3\u30c9\u30e9\u30e1\u30bd\u30c3\u30c9.<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">pub<\/span> <span class=\"k\">async<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">graphql<\/span><span class=\"p\">(<\/span><span class=\"n\">req<\/span><span class=\"p\">:<\/span> <span class=\"nn\">actix_web<\/span><span class=\"p\">::<\/span><span class=\"n\">HttpRequest<\/span><span class=\"p\">,<\/span> <span class=\"n\">payload<\/span><span class=\"p\">:<\/span> <span class=\"n\">Payload<\/span><span class=\"p\">,<\/span> <span class=\"n\">schema<\/span><span class=\"p\">:<\/span> <span class=\"n\">Data<\/span><span class=\"o\">&lt;<\/span><span class=\"n\">Schema<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">)<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"nb\">Result<\/span><span class=\"o\">&lt;<\/span><span class=\"n\">HttpResponse<\/span><span class=\"p\">,<\/span> <span class=\"n\">Error<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"c1\">\/\/ token\u304c\u30ea\u30af\u30a8\u30b9\u30c8\u30d8\u30c3\u30c0\u306b\u6dfb\u4ed8\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306fSome\u3092\u3001\u306a\u3051\u308c\u3070None\u3092\u683c\u7d0d\u3059\u308b.<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"k\">let<\/span> <span class=\"n\">token<\/span> <span class=\"o\">=<\/span> <span class=\"n\">req<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>        <span class=\"nf\">.headers<\/span><span class=\"p\">()<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>        <span class=\"nf\">.get<\/span><span class=\"p\">(<\/span><span class=\"s\">\"token\"<\/span><span class=\"p\">)<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>        <span class=\"nf\">.map<\/span><span class=\"p\">(|<\/span><span class=\"n\">t<\/span><span class=\"p\">|<\/span> <span class=\"n\">t<\/span><span class=\"nf\">.to_str<\/span><span class=\"p\">()<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">()<\/span><span class=\"nf\">.to_string<\/span><span class=\"p\">());<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"k\">let<\/span> <span class=\"n\">context<\/span> <span class=\"o\">=<\/span> <span class=\"n\">Context<\/span> <span class=\"p\">{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>        <span class=\"n\">token<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"p\">};<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"nf\">graphql_handler<\/span><span class=\"p\">(<\/span><span class=\"o\">&amp;<\/span><span class=\"n\">schema<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">context<\/span><span class=\"p\">,<\/span> <span class=\"n\">req<\/span><span class=\"p\">,<\/span> <span class=\"n\">payload<\/span><span class=\"p\">)<\/span><span class=\"k\">.await<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"p\">}<\/span>\r\n<\/span>\r\n<span class=\"c1\">\/\/ Actix Web\u304b\u3089GraphiQL\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306e\u30cf\u30f3\u30c9\u30e9\u30e1\u30bd\u30c3\u30c9.<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">pub<\/span> <span class=\"k\">async<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">graphiql<\/span><span class=\"p\">()<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"nb\">Result<\/span><span class=\"o\">&lt;<\/span><span class=\"n\">HttpResponse<\/span><span class=\"p\">,<\/span> <span class=\"n\">Error<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"nf\">graphiql_handler<\/span><span class=\"p\">(<\/span><span class=\"s\">\"\/graphql\"<\/span><span class=\"p\">,<\/span> <span class=\"nb\">None<\/span><span class=\"p\">)<\/span><span class=\"k\">.await<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"p\">}<\/span>\r\n<\/span>\r\n<span class=\"c1\">\/\/ Actix Web\u304b\u3089GraphQL Playground\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306e\u30cf\u30f3\u30c9\u30e9\u30e1\u30bd\u30c3\u30c9.<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">pub<\/span> <span class=\"k\">async<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">playground<\/span><span class=\"p\">()<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"nb\">Result<\/span><span class=\"o\">&lt;<\/span><span class=\"n\">HttpResponse<\/span><span class=\"p\">,<\/span> <span class=\"n\">Error<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"nf\">playground_handler<\/span><span class=\"p\">(<\/span><span class=\"s\">\"\/graphql\"<\/span><span class=\"p\">,<\/span> <span class=\"nb\">None<\/span><span class=\"p\">)<\/span><span class=\"k\">.await<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"p\">}<\/span>\r\n<\/span><\/code><\/pre>\n<p>\u6b21\u306b\u300c\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u308b\u300d\u3067\u4f5c\u6210\u3057\u305f\u30b9\u30ad\u30fc\u30de\u306e\u578b\u3092\u8fd4\u3059\u95a2\u6570\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<br \/>\nschemas\/mod.rs\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u4fee\u6b63\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">use<\/span> <span class=\"nn\">juniper<\/span><span class=\"p\">::<\/span><span class=\"n\">EmptySubscription<\/span><span class=\"p\">;<\/span>\r\n<\/span>\r\n<span class=\"k\">pub<\/span> <span class=\"k\">mod<\/span> <span class=\"n\">root<\/span><span class=\"p\">;<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">use<\/span> <span class=\"nn\">root<\/span><span class=\"p\">::{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">Context<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">Mutation<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">Query<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">Schema<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"p\">};<\/span>\r\n<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">pub<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">create_schema<\/span><span class=\"p\">()<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"n\">Schema<\/span> <span class=\"p\">{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"c1\">\/\/ Schema\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u65b0\u898f\u306b\u4f5c\u6210\u3059\u308b\u95a2\u6570.<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"nn\">Schema<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">(<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>        <span class=\"n\">Query<\/span> <span class=\"p\">{},<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>        <span class=\"n\">Mutation<\/span> <span class=\"p\">{},<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>        <span class=\"nn\">EmptySubscription<\/span><span class=\"p\">::<\/span><span class=\"o\">&lt;<\/span><span class=\"n\">Context<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">()<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"p\">)<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"p\">}<\/span>\r\n<\/span><\/code><\/pre>\n<p>\u3053\u308c\u3067Actix Web\u3068GraphQL\u3092\u7e4b\u3050\u305f\u3081\u306b\u5fc5\u8981\u306a\u3082\u306e\u306f\u5168\u3066\u63c3\u3044\u307e\u3057\u305f\u3002<br \/>\n\u3044\u3088\u3044\u3088\u6b21\u304c\u6700\u5f8c\u306e\u5909\u66f4\u3067\u3059\u3002<br \/>\nmain.rs\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u4fee\u6b63\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">use<\/span> <span class=\"nn\">actix_cors<\/span><span class=\"p\">::<\/span><span class=\"n\">Cors<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">actix_web<\/span><span class=\"p\">::{<\/span>\r\n    <span class=\"n\">App<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nn\">http<\/span><span class=\"p\">::<\/span><span class=\"n\">header<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"n\">HttpServer<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nn\">middleware<\/span><span class=\"p\">::{<\/span>\r\n        <span class=\"n\">Compress<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"n\">Logger<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"p\">},<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"nn\">web<\/span><span class=\"p\">::{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>        <span class=\"k\">self<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>        <span class=\"n\">Data<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"p\">},<\/span>\r\n<\/span><span class=\"p\">};<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">anyhow<\/span><span class=\"p\">::<\/span><span class=\"nb\">Result<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">dotenv<\/span><span class=\"p\">::<\/span><span class=\"n\">dotenv<\/span><span class=\"p\">;<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">use<\/span> <span class=\"nn\">graphql<\/span><span class=\"p\">::{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">graphiql<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">graphql<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">playground<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"nn\">schemas<\/span><span class=\"p\">::<\/span><span class=\"n\">create_schema<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"p\">};<\/span>\r\n<\/span><span class=\"hdl\"><span class=\"o\">- <\/span><span class=\"k\">use<\/span> <span class=\"nn\">std<\/span><span class=\"p\">::<\/span><span class=\"n\">env<\/span><span class=\"p\">;<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"k\">use<\/span> <span class=\"nn\">std<\/span><span class=\"p\">::{<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"n\">env<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"nn\">sync<\/span><span class=\"p\">::<\/span><span class=\"nb\">Arc<\/span><span class=\"p\">,<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span><span class=\"p\">};<\/span>\r\n<\/span>\r\n<span class=\"c1\">\/\/ \u4eca\u56de\u30b5\u30fc\u30d0\u30fc\u306e\u5b9f\u88c5\u306bActix Web\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u975e\u540c\u671f\u30e9\u30f3\u30bf\u30a4\u30e0\u306factix-rt\u3092\u63a1\u7528.<\/span>\r\n<span class=\"nd\">#[actix_rt::main]<\/span>\r\n<span class=\"k\">async<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"nb\">Result<\/span><span class=\"o\">&lt;<\/span><span class=\"p\">()<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c1\">\/\/ .env\u306b\u8a18\u8ff0\u3055\u308c\u305f\u74b0\u5883\u5909\u6570\u306e\u8aad\u307f\u8fbc\u307f.<\/span>\r\n    <span class=\"nf\">dotenv<\/span><span class=\"p\">()<\/span><span class=\"nf\">.ok<\/span><span class=\"p\">();<\/span>\r\n\r\n    <span class=\"c1\">\/\/ debug\u3068\u540c\u7b49\u4ee5\u4e0a\u306e\u91cd\u8981\u5ea6\u3092\u6301\u3064\u30ed\u30b0\u3092\u8868\u793a\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u3001\u30ed\u30b0\u3092\u958b\u59cb\u3059\u308b.<\/span>\r\n    <span class=\"nn\">env<\/span><span class=\"p\">::<\/span><span class=\"nf\">set_var<\/span><span class=\"p\">(<\/span><span class=\"s\">\"RUST_LOG\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"debug\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nn\">env_logger<\/span><span class=\"p\">::<\/span><span class=\"nf\">init<\/span><span class=\"p\">();<\/span>\r\n\r\n    <span class=\"c1\">\/\/ Schema\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u306a\u578b\u3067\u30db\u30e9\u30f3\u30e9\u30c3\u30d7\u3059\u308b.<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"k\">let<\/span> <span class=\"n\">schema<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">Arc<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">(<\/span><span class=\"nf\">create_schema<\/span><span class=\"p\">());<\/span>\r\n<\/span>\r\n    <span class=\"c1\">\/\/ \u30b5\u30fc\u30d0\u30fc\u306e\u8272\u3093\u306a\u8a2d\u5b9a.<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"n\">server<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">HttpServer<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">(<\/span><span class=\"k\">move<\/span> <span class=\"p\">||<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nn\">App<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">()<\/span>\r\n            <span class=\"c1\">\/\/ Schema\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092Actix Web\u306e\u30cf\u30f3\u30c9\u30e9\u30e1\u30bd\u30c3\u30c9\u306e\u5f15\u6570\u3068\u3057\u3066\u4f7f\u3048\u308b\u3088\u3046\u306b\u3059\u308b.<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span>            <span class=\"nf\">.app_data<\/span><span class=\"p\">(<\/span><span class=\"nn\">Data<\/span><span class=\"p\">::<\/span><span class=\"nf\">from<\/span><span class=\"p\">(<\/span><span class=\"n\">schema<\/span><span class=\"nf\">.clone<\/span><span class=\"p\">()))<\/span>\r\n<\/span>            <span class=\"nf\">.wrap<\/span><span class=\"p\">(<\/span>\r\n                <span class=\"nn\">Cors<\/span><span class=\"p\">::<\/span><span class=\"nf\">default<\/span><span class=\"p\">()<\/span>\r\n                    <span class=\"nf\">.allow_any_origin<\/span><span class=\"p\">()<\/span>\r\n                    <span class=\"nf\">.allowed_methods<\/span><span class=\"p\">(<\/span><span class=\"nd\">vec!<\/span><span class=\"p\">[<\/span><span class=\"s\">\"GET\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"POST\"<\/span><span class=\"p\">])<\/span>\r\n                    <span class=\"nf\">.allowed_headers<\/span><span class=\"p\">(<\/span><span class=\"nd\">vec!<\/span><span class=\"p\">[<\/span><span class=\"nn\">header<\/span><span class=\"p\">::<\/span><span class=\"n\">AUTHORIZATION<\/span><span class=\"p\">,<\/span> <span class=\"nn\">header<\/span><span class=\"p\">::<\/span><span class=\"n\">ACCEPT<\/span><span class=\"p\">])<\/span>\r\n                    <span class=\"nf\">.allowed_header<\/span><span class=\"p\">(<\/span><span class=\"nn\">header<\/span><span class=\"p\">::<\/span><span class=\"n\">CONTENT_TYPE<\/span><span class=\"p\">)<\/span>\r\n                    <span class=\"nf\">.supports_credentials<\/span><span class=\"p\">()<\/span>\r\n                    <span class=\"nf\">.max_age<\/span><span class=\"p\">(<\/span><span class=\"mi\">3600<\/span><span class=\"p\">),<\/span>\r\n            <span class=\"p\">)<\/span>\r\n            <span class=\"nf\">.wrap<\/span><span class=\"p\">(<\/span><span class=\"nn\">Compress<\/span><span class=\"p\">::<\/span><span class=\"nf\">default<\/span><span class=\"p\">())<\/span>\r\n            <span class=\"nf\">.wrap<\/span><span class=\"p\">(<\/span><span class=\"nn\">Logger<\/span><span class=\"p\">::<\/span><span class=\"nf\">default<\/span><span class=\"p\">())<\/span>\r\n            <span class=\"c1\">\/\/ \/graphql\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306bgraphql()\u3092\u30bb\u30c3\u30c8\u3059\u308b.<\/span>\r\n<span class=\"hil\"><span class=\"o\">+ <\/span>            <span class=\"nf\">.service<\/span><span class=\"p\">(<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>                <span class=\"nn\">web<\/span><span class=\"p\">::<\/span><span class=\"nf\">resource<\/span><span class=\"p\">(<\/span><span class=\"s\">\"\/graphql\"<\/span><span class=\"p\">)<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>                    <span class=\"nf\">.route<\/span><span class=\"p\">(<\/span><span class=\"nn\">web<\/span><span class=\"p\">::<\/span><span class=\"nf\">get<\/span><span class=\"p\">()<\/span><span class=\"nf\">.to<\/span><span class=\"p\">(<\/span><span class=\"n\">graphql<\/span><span class=\"p\">))<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>                    <span class=\"nf\">.route<\/span><span class=\"p\">(<\/span><span class=\"nn\">web<\/span><span class=\"p\">::<\/span><span class=\"nf\">post<\/span><span class=\"p\">()<\/span><span class=\"nf\">.to<\/span><span class=\"p\">(<\/span><span class=\"n\">graphql<\/span><span class=\"p\">))<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>            <span class=\"p\">)<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>            <span class=\"c1\">\/\/ \/graphiql\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306bgraphiql()\u3092\u30bb\u30c3\u30c8\u3059\u308b.<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>            <span class=\"nf\">.service<\/span><span class=\"p\">(<\/span><span class=\"nn\">web<\/span><span class=\"p\">::<\/span><span class=\"nf\">resource<\/span><span class=\"p\">(<\/span><span class=\"s\">\"\/graphiql\"<\/span><span class=\"p\">)<\/span><span class=\"nf\">.route<\/span><span class=\"p\">(<\/span><span class=\"nn\">web<\/span><span class=\"p\">::<\/span><span class=\"nf\">get<\/span><span class=\"p\">()<\/span><span class=\"nf\">.to<\/span><span class=\"p\">(<\/span><span class=\"n\">graphiql<\/span><span class=\"p\">)))<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>            <span class=\"c1\">\/\/ \/playground\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306bplayground()\u3092\u30bb\u30c3\u30c8\u3059\u308b.<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>            <span class=\"nf\">.service<\/span><span class=\"p\">(<\/span><span class=\"nn\">web<\/span><span class=\"p\">::<\/span><span class=\"nf\">resource<\/span><span class=\"p\">(<\/span><span class=\"s\">\"\/playground\"<\/span><span class=\"p\">)<\/span><span class=\"nf\">.route<\/span><span class=\"p\">(<\/span><span class=\"nn\">web<\/span><span class=\"p\">::<\/span><span class=\"nf\">get<\/span><span class=\"p\">()<\/span><span class=\"nf\">.to<\/span><span class=\"p\">(<\/span><span class=\"n\">playground<\/span><span class=\"p\">)))<\/span>\r\n<\/span><span class=\"hil\"><span class=\"o\">+ <\/span>    <span class=\"p\">});<\/span>\r\n<\/span>\r\n    <span class=\"c1\">\/\/ Heroku\u3068\u304b\u306b\u30c7\u30d7\u30ed\u30a4\u3059\u308b\u3053\u3068\u3092\u8003\u3048\u3066\u3001HOST\u3084PORT\u306e\u74b0\u5883\u5909\u6570\u3092\u512a\u5148\u3059\u308b.<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">host<\/span> <span class=\"o\">=<\/span> <span class=\"k\">match<\/span> <span class=\"nn\">env<\/span><span class=\"p\">::<\/span><span class=\"nf\">var<\/span><span class=\"p\">(<\/span><span class=\"s\">\"HOST\"<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nf\">Ok<\/span><span class=\"p\">(<\/span><span class=\"n\">ok<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"n\">ok<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nf\">Err<\/span><span class=\"p\">(<\/span><span class=\"n\">_<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"nn\">env<\/span><span class=\"p\">::<\/span><span class=\"nf\">var<\/span><span class=\"p\">(<\/span><span class=\"s\">\"LOCAL_HOST\"<\/span><span class=\"p\">)<\/span><span class=\"o\">?<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"p\">};<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">port<\/span> <span class=\"o\">=<\/span> <span class=\"k\">match<\/span> <span class=\"nn\">env<\/span><span class=\"p\">::<\/span><span class=\"nf\">var<\/span><span class=\"p\">(<\/span><span class=\"s\">\"PORT\"<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nf\">Ok<\/span><span class=\"p\">(<\/span><span class=\"n\">ok<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"n\">ok<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nf\">Err<\/span><span class=\"p\">(<\/span><span class=\"n\">_<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"nn\">env<\/span><span class=\"p\">::<\/span><span class=\"nf\">var<\/span><span class=\"p\">(<\/span><span class=\"s\">\"LOCAL_PORT\"<\/span><span class=\"p\">)<\/span><span class=\"o\">?<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"p\">};<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">address<\/span> <span class=\"o\">=<\/span> <span class=\"nd\">format!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{}:{}\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">host<\/span><span class=\"p\">,<\/span> <span class=\"n\">port<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"n\">server<\/span> <span class=\"o\">=<\/span> <span class=\"n\">server<\/span><span class=\"nf\">.bind<\/span><span class=\"p\">(<\/span><span class=\"n\">address<\/span><span class=\"p\">)<\/span><span class=\"o\">?<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"n\">server<\/span><span class=\"nf\">.run<\/span><span class=\"p\">()<\/span><span class=\"k\">.await<\/span><span class=\"o\">?<\/span><span class=\"p\">;<\/span>\r\n\r\n    <span class=\"nf\">Ok<\/span><span class=\"p\">(())<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u304a\u3081\u3067\u3068\u3046\u3054\u3056\u3044\u307e\u3059\uff01<br \/>\n\u3053\u3053\u307e\u3067\u306e\u5168\u3066\u304c\u4e0a\u624b\u304f\u3044\u3063\u3066\u3044\u308c\u3070\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067GraphQL API Server\u304c\u7acb\u3061\u4e0a\u304c\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">cargo<\/span> <span class=\"nx\">run<\/span>\r\n<\/code><\/pre>\n<p>juniper_actix\u3068\u3044\u3046\u4fbf\u5229\u306a\u30af\u30ec\u30fc\u30c8\u306e\u304a\u304b\u3052\u3067\u3001\u4eca\u56de\u3053\u306eAPI\u30b5\u30fc\u30d0\u30fc\u306bGraphiQL\u3068GraphQL Playground\u306e\u4e8c\u3064\u306eIDE\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<br \/>\n\u5b9f\u969b\u306b\u30af\u30a8\u30ea\u3092\u6295\u3052\u3066\u3001\u6b63\u5e38\u306b\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u8fd4\u3063\u3066\u304f\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3>\u89e3\u8aac<\/h3>\n<p>\u3053\u3053\u3067\u30dd\u30a4\u30f3\u30c8\u3068\u306a\u308b\u306e\u306f\u3001\u4ee5\u4e0b\u306e\u4e8c\u884c\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/ --snip--<\/span>\r\n<span class=\"k\">let<\/span> <span class=\"n\">schema<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">Arc<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">(<\/span><span class=\"nf\">create_schema<\/span><span class=\"p\">());<\/span>\r\n<span class=\"c1\">\/\/ --snip--<\/span>\r\n        <span class=\"nf\">.app_data<\/span><span class=\"p\">(<\/span><span class=\"nn\">Data<\/span><span class=\"p\">::<\/span><span class=\"nf\">from<\/span><span class=\"p\">(<\/span><span class=\"n\">schema<\/span><span class=\"nf\">.clone<\/span><span class=\"p\">()))<\/span>\r\n<\/code><\/pre>\n<p>\u307e\u305a\u4e00\u884c\u76ee\u3067\u306f\u3001Schema\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092Arc\u578b\u3067\u30e9\u30c3\u30d7\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u306a\u5024\u306b\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u305d\u3057\u3066\u4e8c\u884c\u76ee\u3001\u3053\u308c\u3092\u3055\u3089\u306bData\u578b\u3067\u5305\u307f.app_data()\u306b\u6e21\u3059\u3053\u3068\u3067\u3001graphql\/src\/lib.rs\u306egraphql()\u306e\u3088\u3046\u306bSchema\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u95a2\u6570\u306e\u5f15\u6570\u3068\u3057\u3066\u53d7\u3051\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br \/>\n\u3053\u308c\u3092\u3069\u308c\u304b\u3072\u3068\u3064\u3067\u3082\u6020\u3063\u3066\u3044\u308b\u3068\u3001\u5927\u4f53\u3053\u308f\u304a\u3058\u306b\u6012\u3089\u308c\u307e\u3059\u3002<br \/>\nRust\u3063\u3066\u3053\u308f\u3044\u306d\u3002<\/p>\n<h1>\u3068\u308a\u3042\u3048\u305a\u5b8c\u6210\uff01<\/h1>\n<p>\u304a\u75b2\u308c\u69d8\u3067\u3059\uff01<br \/>\n\u305d\u3057\u3066\u3053\u3053\u307e\u3067\u8aad\u3093\u3067\u304f\u3060\u3055\u308a\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3057\u305f\uff01<br \/>\n\u5148\u751f\u306e\u6b21\u56de\u4f5c\u306b\u3054\u671f\u5f85\u304f\u3060\u3055\u3044\uff01<\/p>\n<p>\u3068\u3044\u3046\u306e\u306f\u5197\u8ac7\u3067\u3001\u4eca\u56de\u306f\u307e\u3060\u4e2d\u8eab\u306e\u8584\u3044\u30eb\u30fc\u30c8\u578b\u3092\u4f5c\u3063\u305f\u3060\u3051\u306b\u3059\u304e\u307e\u305b\u3093\u3002<br \/>\n\u6700\u7d42\u7684\u306bN+1\u554f\u984c\u306b\u3064\u3044\u3066\u3082\u8a00\u53ca\u3057\u306a\u3051\u308c\u3070\u3059\u3063\u304d\u308a\u3057\u306a\u3044\u306e\u3067\u3001\u8a18\u4e8b\u7684\u306b\u8a00\u3046\u3068\u591a\u52061\/4\u304b1\/5\u304c\u7d42\u308f\u3063\u305f\u3068\u3053\u308d\u3067\u3059\u3002<br \/>\n\u307e\u3060\u307e\u3060\u5148\u306f\u9577\u305d\u3046\u3067\u3059\u306d\u3002<br \/>\n\u3088\u308d\u3057\u3051\u308c\u3070\u3001\u3082\u3046\u5c11\u3057\u3060\u3051\u304a\u4ed8\u304d\u5408\u3044\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u6700\u7d42\u7684\u306a\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u69cb\u6210\u3092\u8f09\u305b\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code>rust_graphql\r\n|\r\n|  .env\r\n\u2502  .gitignore\r\n\u2502  Cargo.lock\r\n\u2502  Cargo.toml\r\n\u2502\r\n\u251c\u2500graphql\r\n\u2502  \u2502  .gitignore\r\n\u2502  \u2502  Cargo.toml\r\n\u2502  \u2502\r\n\u2502  \u251c\u2500src\r\n|  |  |  lib.rs\r\n|  |  |\r\n|  |  \u251c\u2500resolvers\r\n|  |  |  mod.rs\r\n|  |  |  root.rs\r\n|  |  |\r\n|  |  \u2514\u2500schemas\r\n|  |     mod.rs\r\n|  |     root.rs\r\n\u2502  \u2502\r\n\u2502  \u2514\u2500target\r\n\u2502\r\n\u251c\u2500src\r\n|  main.rs\r\n|\r\n\u2514\u2500target\r\n<\/code><\/pre>\n<h1>\u304a\u308f\u308a\u306b<\/h1>\n<p>\u4eca\u56de\u306fRust\u306eJuniper\u3068\u3044\u3046GraphQL Framework\u3092\u7528\u3044\u3066\u3001\u7c21\u6613\u7684\u306aGraphQL API Server\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002<br \/>\n\u6b21\u56de\u306fUser\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u3001\u305d\u308c\u3092DB\u306b\u4fdd\u5b58\u3057\u305f\u308a\u66f4\u65b0\u3057\u305f\u308a&#8230;\u3068\u3044\u3046\u3068\u3053\u308d\u307e\u3067\u3084\u308a\u305f\u3044\u306a\u3041\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u306d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u306b \u3053\u3093\u306b\u3061\u306f\u3001\u4e45\u3057\u632f\u308a\u306e\u30b7\u30ea\u30fc\u30ba\u3082\u306e\u3067\u3059\u3002 \u6700\u8fd1Rust\u3067\u30b5\u30fc\u30d0\u30fc\u3092\u5efa\u3066\u308b\u6a5f\u4f1a\u304c\u3042\u308a\u3001\u3058\u3083\u3041\u6298\u89d2\u3060\u304b\u3089 [&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-45515","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>- 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\/45515-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"\u306f\u3058\u3081\u306b 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