{"id":34553,"date":"2023-10-16T01:33:57","date_gmt":"2023-04-24T19:27:49","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8gae%e7%ac%ac%e4%ba%8c%e4%bb%a3%e4%b8%8a%e4%bd%bf%e7%94%a8go-v1-12%e6%9e%84%e5%bb%ba%e4%b8%80%e4%b8%aaecho%e6%9c%8d%e5%8a%a1%e5%99%a8%ef%bc%882019%e5%b9%b4%e7%89%88%ef%bc%89%e3%80%82\/"},"modified":"2024-05-04T04:26:07","modified_gmt":"2024-05-03T20:26:07","slug":"%e5%9c%a8gae%e7%ac%ac%e4%ba%8c%e4%bb%a3%e4%b8%8a%e4%bd%bf%e7%94%a8go-v1-12%e6%9e%84%e5%bb%ba%e4%b8%80%e4%b8%aaecho%e6%9c%8d%e5%8a%a1%e5%99%a8%ef%bc%882019%e5%b9%b4%e7%89%88%ef%bc%89%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8gae%e7%ac%ac%e4%ba%8c%e4%bb%a3%e4%b8%8a%e4%bd%bf%e7%94%a8go-v1-12%e6%9e%84%e5%bb%ba%e4%b8%80%e4%b8%aaecho%e6%9c%8d%e5%8a%a1%e5%99%a8%ef%bc%882019%e5%b9%b4%e7%89%88%ef%bc%89%e3%80%82\/","title":{"rendered":"\u5728GAE\u7b2c\u4e8c\u4ee3\u4e0a\u4f7f\u7528Go v1.12\u6784\u5efa\u4e00\u4e2aecho\u670d\u52a1\u5668\uff082019\u5e74\u7248\uff09"},"content":{"rendered":"<h1>\u603b\u7ed3<\/h1>\n<p>\u4ee5\u524d\u6211\u5df2\u7ecf\u53d1\u5e03\u8fc7\u5173\u4e8e\u5efa\u7acb\u73af\u5883\u7684\u5e16\u5b50\uff0c\u4f46\u5b83\u4eec\u90fd\u662f\u65e7\u7684\uff0c\u6240\u4ee5\u8fd9\u6b21\u6211\u51b3\u5b9a\u518d\u6b21\u5c1d\u8bd5\u5efa\u7acb\u9002\u7528\u4e8e\u6700\u65b0\u7684GAE\u7b2c\u4e8c\u4ee3\u7684\u73af\u5883\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u6b64\u6587\u7ae0\u7684\u6e90\u4ee3\u7801\u5df2\u5728GitHub\u4e0a\u516c\u5f00\u3002<br \/>\nhttps:\/\/github.com\/brbranch\/GaeGo112EchoSample\/tree\/gae_echo<\/p>\n<h1>2019\u5e749\u67087\u65e5<\/h1>\n<p>\u6211\u5199\u4e86\u7eed\u96c6\u3002<br \/>\n\u5c1d\u8bd5\u4f7f\u7528Redis Cloud\u6765\u66ff\u4ee3GAE\u4e0a\u7684Mercari\/datastore\u7684Memcache\u8fde\u63a5\u3010GAE\/Go1.12\u3011<br \/>\nhttps:\/\/qiita.com\/br_branch\/items\/1b63b2c1dd9b4ff3931e<\/p>\n<h2>\u8fc7\u53bb\u7684\u6587\u7ae0 de<\/h2>\n<p>\u4f7f\u7528Golang1.8+echo+GoLand\u642d\u5efa\u73af\u5883\uff0c\u53ef\u4ee5\u5728Google App Engine\u4e0a\u8fd0\u884c\u672c\u5730\u670d\u52a1\u5668\u3002<\/p>\n<p>Go\u8bed\u8a00\u521d\u5b66\u8005\u53ef\u4ee5\u4f7f\u7528GAE+Echo(v2)+goon\u642d\u5efa\u670d\u52a1\u5668\u3002<\/p>\n<h1>\u8fd9\u6b21\u7684\u76ee\u6807<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">GAE\/Go1.12 + echo\u30b5\u30fc\u30d0\u30fc\u3092\u69cb\u7bc9\u3057\u3001Datastore\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3002<\/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\">\u30ed\u30fc\u30ab\u30eb\u3067\u306e\u958b\u767a\u74b0\u5883\u3092\u69cb\u7bc9\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30ed\u30fc\u30ab\u30eb\u3067Datastore\u542b\u3081\u305f\u30c6\u30b9\u30c8\u3092\u884c\u3046<\/ul>\n<h1>\u884c\u4e3a\u6216\u6d3b\u52a8\u7684\u80cc\u666f\u6761\u4ef6<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Mac OS 10.14<\/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\">go1.12.9<\/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\">Google Cloud SDK 253.0.0<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">echo v3<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">mercari\/datastore v1.6.1<\/ul>\n<h2>\u4eceGAE\u7b2c\u4e8c\u4ee3\u5f00\u59cb\uff0c\u5c06\u65e0\u6cd5\u4f7f\u7528AppEngine API\u3002<\/h2>\n<p>\u4ee5\u524d\u6211\u4f7f\u7528\u7684\u662fgoon\uff0c\u4f46\u662f\u4ece\u8fd9\u4e00\u6b21\u5f00\u59cb\u6211\u6253\u7b97\u8bd5\u8bd5\u7528mercari\/datastore\u7684boom\u3002<\/p>\n<p>\u56e0\u4e3aGAE\/go1.12\uff08GAE\u7b2c\u4e8c\u4ee3\uff09\u5f00\u59cb\uff0c\u65e0\u6cd5\u4f7f\u7528AppEngine API\u3002\u66f4\u591a\u8be6\u60c5\u8bf7\u53c2\u8003https:\/\/cloud.google.com\/appengine\/docs\/standard\/go112\/go-differences?authuser=0&amp;hl=ja#migrating-appengine-sdk\u3002<\/p>\n<blockquote><p>App Engine \u4e0d\u4f1a\u4fee\u6539 Go \u5de5\u5177\u94fe\u4ee5\u5305\u542b appengine \u5305\u3002\u5982\u679c\u60a8\u6b63\u5728\u4f7f\u7528 appengine \u5305\u6216 google.golang.org\/appengine \u5305\uff0c\u8bf7\u8fc1\u79fb\u5230 Google Cloud \u5ba2\u6237\u7aef\u5e93\u3002<br \/>\n\uff08\u7701\u7565\uff09<br \/>\n\u8981\u5728 App Engine \u4e2d\u4f7f\u7528 Memcache \u670d\u52a1\uff0c\u8bf7\u4f7f\u7528 Redis Labs Memcached Cloud \u66ff\u4ee3 App Engine Memcache\u3002<\/p><\/blockquote>\n<p>\u3057\u308c\u3063\u3068\u3072\u3069\u3044\u3053\u3068\u3084\u3063\u3066\u304d\u307e\u3059\u306d\u3002<br \/>\ngoon\u306fAppengine API\u3092\u524d\u63d0\u3068\u3057\u3066\u308b\u3063\u307d\u3044\u306e\u3067\u3001\u3069\u3046\u3082\u4f7f\u3048\u306a\u3044\u3088\u3046\u306a\u3093\u3067\u3059\u3002<\/p>\n<p>\u6216\u8bb8\u5e76\u4e0d\u53ea\u6709\u574f\u4e8b\u3002\u542c\u8bf4\u4ecego1.12\u5f00\u59cb\u8981\u4f7f\u7528App Engine\u7684\u7b2c\u4e8c\u4ee3\uff0c\u867d\u7136\u4e0d\u592a\u660e\u767d\u6709\u4ec0\u4e48\u6539\u8fdb\uff0c\u4f46\u65e2\u7136\u662f\u7b2c\u4e8c\u4ee3\uff0c\u53ef\u80fd\u4f1a\u6709\u4e00\u4e9b\u53d8\u597d\u7684\u5730\u65b9\u3002<\/p>\n<p>\u8a73\u7d30\uff1aGoogle App Engine \u6807\u51c6\u73af\u5883\u7684\u8fd0\u884c\u65f6<br \/>\nhttps:\/\/cloud.google.com\/appengine\/docs\/standard\/runtimes<\/p>\n<p>\u867d\u7136\u4e0d\u592a\u6e05\u695a\u4ec0\u4e48\u4f1a\u6539\u5584\uff0c\u4f46\u611f\u89c9\u597d\u50cf\u6709\u4e9b\u4e1c\u897f\u4f1a\u53d8\u597d\uff0c\u8fd9\u662f\u597d\u4e8b\u3002<br \/>\n\u592a\u597d\u4e86\uff0c\u592a\u597d\u4e86\u3002<\/p>\n<p>\u6211\u8ba4\u4e3a\u81ea\u7531\u5ea6\u80af\u5b9a\u4f1a\u589e\u52a0\u3002\u987a\u4fbf\u8bf4\u4e00\u4e0b\uff0c\u770b\u8d77\u6765\u4e5f\u4e0d\u80fd\u518d\u4f7f\u7528AppEngine Memcache\u4e86\u3002<\/p>\n<h1>\u9996\u5148\u5c1d\u8bd5\u4ee5\u6700\u7b80\u914d\u7f6e\u8fdb\u884c\u8fd0\u884c\u3002<\/h1>\n<p>\u9996\u5148\uff0c\u6211\u5011\u5c07\u5f15\u5165 echo\uff0c\u4e26\u5728\u672c\u5730\u904b\u884c Hello World\uff0c\u76f4\u5230\u5b8c\u6210\u3002<\/p>\n<h2>\u6700\u521d\u7684\u6587\u4ef6\u5939\u7ec4\u7ec7<\/h2>\n<p>\u6211\u505a\u4e86\u4ee5\u4e0b\u7684\u6539\u53d8\u3002<\/p>\n<pre class=\"post-pre\"><code>backend (GOPATH)\r\n\u251c-- src (\u4f5c\u696d\u30d5\u30a9\u30eb\u30c0)\r\n\u251c-- .envrc\r\n\u2514-- .go-version\r\n<\/code><\/pre>\n<h2>\u7b2c\u4e00\u6b65\uff0c\u9996\u5148\u8981\u786e\u4fdd\u80fd\u591f\u4ee5\u6700\u4f4e\u9650\u7684\u8981\u6c42\u8fd0\u884c\u3002<\/h2>\n<p>\u9996\u5148\uff0c\u4e3a\u4e86\u786e\u8ba4\u6700\u4f4e\u9650\u5ea6\u7684\u5de5\u4f5c\u5e76\u80fd\u591f\u90e8\u7f72\uff0c\u8bf7\u5c06GAE\u7684\u5feb\u901f\u5165\u95e8\u793a\u4f8b\uff08helloWorld\uff09\u653e\u5165src\u6587\u4ef6\u5939\u4e2d\u3002<\/p>\n<p>\u628a\u540d\u5b57\u53ea\u4fdd\u7559\u5728main.go \/ main_test.go\u7b49\u6587\u4ef6\u4e2d\u3002<\/p>\n<pre class=\"post-pre\"><code>backend <span class=\"o\">(<\/span>GOPATH<span class=\"o\">)<\/span>\r\n\u251c-- src <span class=\"o\">(<\/span>\u4f5c\u696d\u30d5\u30a9\u30eb\u30c0<span class=\"o\">)<\/span>\r\n\u2502   \u251c app.yaml\r\n\u2502   \u251c main.go\r\n\u2502   \u2514 main_test.go\r\n\u251c-- .envrc\r\n\u2514-- .go-version\r\n<\/code><\/pre>\n<p>\u7136\u540e\uff0c\u6211\u5c06\u5c1d\u8bd5\u6b63\u5e38\u90e8\u7f72\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">cd<\/span> .\/backend\/src\r\n<span class=\"nv\">$ $ <\/span>gcloud app deploy\r\nServices to deploy:\r\n\r\ndescriptor:      <span class=\"o\">[<\/span>\/Users\/xxxxx\/git\/my\/xxxxxx\/backend\/src\/app.yaml]\r\n<span class=\"nb\">source<\/span>:          <span class=\"o\">[<\/span>\/Users\/xxxxx\/git\/my\/xxxxxx\/backend\/src]\r\ntarget project:  <span class=\"o\">[<\/span>xxxxxx]\r\ntarget service:  <span class=\"o\">[<\/span>default]\r\ntarget version:  <span class=\"o\">[<\/span>20190906t203700]\r\ntarget url:      <span class=\"o\">[<\/span>https:\/\/xxxxxx.appspot.com]\r\n\r\n\r\nDo you want to <span class=\"k\">continue<\/span> <span class=\"o\">(<\/span>Y\/n<span class=\"o\">)<\/span>?  Y\r\n\r\nBeginning deployment of service <span class=\"o\">[<\/span>default]...\r\nCreated .gcloudignore file. See <span class=\"sb\">`<\/span>gcloud topic gcloudignore<span class=\"sb\">`<\/span> <span class=\"k\">for <\/span>details.\r\n\u2554\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2557\r\n\u2560\u2550 Uploading 3 files to Google Cloud Storage                \u2550\u2563\r\n\u255a\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u255d\r\nFile upload <span class=\"k\">done<\/span><span class=\"nb\">.<\/span>\r\nUpdating service <span class=\"o\">[<\/span>default]...done.\r\nSetting traffic <span class=\"nb\">split <\/span><span class=\"k\">for <\/span>service <span class=\"o\">[<\/span>default]...done.\r\nDeployed service <span class=\"o\">[<\/span>default] to <span class=\"o\">[<\/span>https:\/\/xxxxx.appspot.com]\r\n\r\nYou can stream logs from the <span class=\"nb\">command <\/span>line by running:\r\n  <span class=\"nv\">$ <\/span>gcloud app logs <span class=\"nb\">tail<\/span> <span class=\"nt\">-s<\/span> default\r\n\r\nTo view your application <span class=\"k\">in <\/span>the web browser run:\r\n  <span class=\"nv\">$ <\/span>gcloud app browse\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/33-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u771f\u597d\u554a\uff01<\/p>\n<h2>\u7b2c\u4e8c\u6b65\uff0c\u5c1d\u8bd5\u5728\u672c\u5730\u8fd0\u884c\u3002<\/h2>\n<p>\u4ece `go1.12` \u5f00\u59cb\uff0c\u53ef\u4ee5\u7b80\u5355\u5730\u5728\u672c\u5730\u4f7f\u7528 `go run` \u547d\u4ee4\u6765\u8fd0\u884c\u7a0b\u5e8f\u3002<br \/>\n\u4e5f\u5c31\u662f\u8bf4\uff0c\u4e0d\u518d\u9700\u8981\u4f7f\u7528 GAE \u672c\u5730\u670d\u52a1\u5668\u4e86\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>go run main.go\r\n2019\/09\/06 21:18:30 Defaulting to port 8080\r\n2019\/09\/06 21:18:30 Listening on port 8080\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/38-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u54e6\uff0c\u539f\u6765\u5982\u6b64\u3002<\/p>\n<h2>\u7b2c\u4e09\u6b65\uff1a\u5b89\u88c5Go Module<\/h2>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u5b9e\u9645\u5b89\u88c5Go\u6a21\u5757\u5e76\u8fdb\u884c\u90e8\u7f72\u7684\u5c1d\u8bd5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>go mod init gaego112echosample\r\ngo: creating new go.mod: module gaego112echosample\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">ls\r\n<\/span>app.yaml     go.mod       main.go      main_test.go\r\n<\/code><\/pre>\n<p>\u66ab\u6642\u5148\u4e0d\u4f7f\u7528\uff0c\u4f46\u662f\u6211\u6703\u52a0\u5165echo\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/44-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u7531\u4e8e\u6ca1\u6709\u5305\u542b\u5e93\u6587\u4ef6\uff0c\u5c06\u4f1a\u5bfc\u81f4\u8d64\u5b57\u3002<br \/>\n\u6211\u4eec\u6765\u5c1d\u8bd5\u6784\u5efa\u4e00\u4e0b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>go build\r\ngo: finding github.com\/labstack\/echo v3.3.10+incompatible\r\ngo: downloading github.com\/labstack\/echo v3.3.10+incompatible\r\ngo: extracting github.com\/labstack\/echo v3.3.10+incompatible\r\ngo: finding github.com\/labstack\/gommon\/log latest\r\ngo: finding github.com\/labstack\/gommon\/color latest\r\n\ufe19\r\n<\/code><\/pre>\n<p>\u7136\u540e\uff0c\u60c5\u51b5\u5c31\u4f1a\u53d8\u6210\u8fd9\u6837\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/48-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u5982\u679c\u60a8\u5728\u73af\u5883\u53d8\u91cf\u4e2d\u8bbe\u7f6e\u4e86 GO111MODULE=on\uff0c\u5728 $GOPATH \u4e2d\u8bbe\u7f6e\u7684\u4f4d\u7f6e\u5c06\u4e0d\u4f1a\u4e0b\u8f7d\u8f6f\u4ef6\u5305\uff0c\u800c\u662f\u4e0b\u8f7d\u5230 go env GOPATH \u8f93\u51fa\u7684\u4f4d\u7f6e\u3002<\/p>\n<p>\u5728\u8fd9\u4e2a\u72b6\u6001\u4e0b\uff0c\u6211\u5c1d\u8bd5\u4e86\u76f8\u540c\u7684\u90e8\u7f72\u3002\u4ee5\u524d\u5728\u4f7f\u7528dep\u6216glide\u65f6\u53ef\u80fd\u4f1a\u9047\u5230\u4f9d\u8d56\u95ee\u9898\u6216\u53d1\u751f\u9519\u8bef\uff0c\u4f46\u5373\u4f7f\u73b0\u5728\u4e5f\u80fd\u591f\u65e0\u4efb\u4f55\u95ee\u9898\u5730\u90e8\u7f72\u5e76\u8fd0\u884c\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/51-0.png\" alt=\"image.png\" \/><\/div>\n<h2>\u7b2c\u56db\u6b65\u3002\u521b\u5efa\u4e3aEcho\u670d\u52a1\u5668\u3002<\/h2>\n<p>\u597d\u7684\uff0c\u4e0b\u4e00\u6b21\u6211\u5011\u5c07\u958b\u59cb\u96c6\u6210Echo\u3002<br \/>\n\u9996\u5148\uff0c\u6700\u57fa\u672c\u7684\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">main<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n    <span class=\"s\">\"fmt\"<\/span>\r\n    <span class=\"s\">\"github.com\/labstack\/echo\"<\/span>\r\n    <span class=\"s\">\"log\"<\/span>\r\n    <span class=\"s\">\"net\/http\"<\/span>\r\n    <span class=\"s\">\"os\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">e<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">echo<\/span><span class=\"o\">.<\/span><span class=\"n\">New<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">Handle<\/span><span class=\"p\">(<\/span><span class=\"s\">\"\/\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">e<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">GET<\/span><span class=\"p\">(<\/span><span class=\"s\">\"\/\"<\/span><span class=\"p\">,<\/span> <span class=\"k\">func<\/span> <span class=\"p\">(<\/span><span class=\"n\">e<\/span> <span class=\"n\">echo<\/span><span class=\"o\">.<\/span><span class=\"n\">Context<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">String<\/span><span class=\"p\">(<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusOK<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"Hello Echo!\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">})<\/span>\r\n\r\n    <span class=\"n\">port<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">os<\/span><span class=\"o\">.<\/span><span class=\"n\">Getenv<\/span><span class=\"p\">(<\/span><span class=\"s\">\"PORT\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">port<\/span> <span class=\"o\">==<\/span> <span class=\"s\">\"\"<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">port<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"8080\"<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Defaulting to port %s\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">port<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Listening on port %s\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">port<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatal<\/span><span class=\"p\">(<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">ListenAndServe<\/span><span class=\"p\">(<\/span><span class=\"n\">fmt<\/span><span class=\"o\">.<\/span><span class=\"n\">Sprintf<\/span><span class=\"p\">(<\/span><span class=\"s\">\":%s\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">port<\/span><span class=\"p\">),<\/span> <span class=\"no\">nil<\/span><span class=\"p\">))<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u672c\u5730\u6216\u90e8\u7f72\u540e\u90fd\u80fd\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/56-0.png\" alt=\"image.png\" \/><\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/57-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u5f88\u5f00\u5fc3\u3002<\/p>\n<h2>\u7b2c\u4e94\u6b65\uff1a\u751f\u6210\u65e5\u5fd7<\/h2>\n<p>\u5982\u4e0b\u6240\u8ff0\uff0cgoogle.golang.org\/appengine \u73b0\u5728\u5df2\u7ecf\u65e0\u6cd5\u4f7f\u7528\u3002<br \/>\n\u53ef\u4ee5\u4f7f\u7528\u6807\u51c6\u7684log\u5305\u4f5c\u4e3a\u66ff\u4ee3\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u8bd5\u8bd5\u770b\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u53ef\u4ee5\u4ece\u4efb\u4f55\u5730\u65b9\u8f7b\u677e\u5730\u88ab\u53ec\u5524\u51fa\u6765\u3002<\/p>\n<pre class=\"post-pre\"><code>    <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">GET<\/span><span class=\"p\">(<\/span><span class=\"s\">\"\/\"<\/span><span class=\"p\">,<\/span> <span class=\"k\">func<\/span> <span class=\"p\">(<\/span><span class=\"n\">e<\/span> <span class=\"n\">echo<\/span><span class=\"o\">.<\/span><span class=\"n\">Context<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Logger test\"<\/span><span class=\"p\">)<\/span> <span class=\"c\">\/\/\/ \u8ffd\u52a0<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">String<\/span><span class=\"p\">(<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusOK<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"Hello Echo!\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">})<\/span>\r\n<\/code><\/pre>\n<p>\u5f53\u60a8\u90e8\u7f72\u5e76\u8bbf\u95ee\u65f6\uff0c\u901a\u5e38\u4f1a\u5728\u65e5\u5fd7\u4e2d\u663e\u793a\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/64-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u55ef\uff0c\u8fd9\u4e2a\u633a\u8f7b\u677e\u7684\u5462\u3002<\/p>\n<h2>\u7b2c\u516d\u6b65\u3002\u5904\u7406DataStore\u3002<\/h2>\n<p>\u73b0\u5728\uff0c\u6211\u4eec\u7ec8\u4e8e\u8981\u5f00\u59cb\u5904\u7406DataStore\u4e86\u3002\u987a\u4fbf\u4e00\u63d0\uff0c\u6211\u4eec\u8fd8\u8981\u5c1d\u8bd5\u5c06\u5904\u7406\u8fc7\u7a0b\u62c6\u5206\u4e3a\u5305\u3002<br \/>\n\u6b63\u5982\u4e4b\u524d\u63d0\u5230\u7684\uff0c\u7531\u4e8e\u7b2c\u4e8c\u4ee3AppEngine\u65e0\u6cd5\u4f7f\u7528AppEngine API\uff0c\u6240\u4ee5\u6211\u4eec\u4ee5\u524d\u4f7f\u7528\u7684google.golang.org\/appengine\/datastore\u5df2\u7ecf\u65e0\u6cd5\u4f7f\u7528\u4e86\u3002<br \/>\n\u76f8\u53cd\uff0c\u6211\u4eec\u5c06\u4f7f\u7528cloud.google.com\/go\/datastore\uff0c\u5e76\u501f\u7528\u7531Mercari\u5f00\u53d1\u7684boom\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"n\">handler<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">(<\/span>\r\n    <span class=\"s\">\"cloud.google.com\/go\/datastore\"<\/span>\r\n    <span class=\"s\">\"github.com\/labstack\/echo\"<\/span>\r\n    <span class=\"s\">\"go.mercari.io\/datastore\/boom\"<\/span>\r\n    <span class=\"s\">\"go.mercari.io\/datastore\/clouddatastore\"<\/span>\r\n    <span class=\"s\">\"log\"<\/span>\r\n    <span class=\"s\">\"net\/http\"<\/span>\r\n    <span class=\"s\">\"os\"<\/span>\r\n<span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">type<\/span> <span class=\"n\">Post<\/span> <span class=\"k\">struct<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">Kind<\/span>    <span class=\"kt\">string<\/span> <span class=\"s\">`datastore:\"-\" boom:\"kind,post\" json:\"-\"`<\/span>\r\n    <span class=\"n\">ID<\/span>      <span class=\"kt\">int64<\/span> <span class=\"s\">`datastore:\"-\" boom:\"id\" json:\"id\"`<\/span>\r\n    <span class=\"n\">Content<\/span> <span class=\"kt\">string<\/span> <span class=\"s\">`datastore:\"content\" json:\"content\"`<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">func<\/span> <span class=\"n\">HelloWorld<\/span><span class=\"p\">(<\/span><span class=\"n\">e<\/span> <span class=\"n\">echo<\/span><span class=\"o\">.<\/span><span class=\"n\">Context<\/span><span class=\"p\">)<\/span> <span class=\"kt\">error<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c\">\/\/ app.yaml \u306a\u3069\u306bPROJECT_ID\u3092\u8a2d\u5b9a\u3057\u3066\u304a\u304f<\/span>\r\n    <span class=\"n\">projectId<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">os<\/span><span class=\"o\">.<\/span><span class=\"n\">Getenv<\/span><span class=\"p\">(<\/span><span class=\"s\">\"PROJECT_ID\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Printf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Project ID: %s\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">projectId<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"c\">\/\/ DataStore Client\u306e\u4f5c\u6210<\/span>\r\n    <span class=\"n\">ctx<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">Request<\/span><span class=\"p\">()<\/span><span class=\"o\">.<\/span><span class=\"n\">Context<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"n\">dataClient<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">datastore<\/span><span class=\"o\">.<\/span><span class=\"n\">NewClient<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">projectId<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"failed to get client (reason: %v)\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">String<\/span><span class=\"p\">(<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusInternalServerError<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"error\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"c\">\/\/ mercari.datastore\u3067\u30e9\u30c3\u30d7\u3059\u308b<\/span>\r\n    <span class=\"n\">client<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">clouddatastore<\/span><span class=\"o\">.<\/span><span class=\"n\">FromClient<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">dataClient<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"failed to get datastoreclient (reason: %v)\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">String<\/span><span class=\"p\">(<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusInternalServerError<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"error\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">defer<\/span> <span class=\"n\">client<\/span><span class=\"o\">.<\/span><span class=\"n\">Close<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"c\">\/\/ boom\u3092\u5229\u7528<\/span>\r\n    <span class=\"n\">b<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">boom<\/span><span class=\"o\">.<\/span><span class=\"n\">FromClient<\/span><span class=\"p\">(<\/span><span class=\"n\">ctx<\/span><span class=\"p\">,<\/span> <span class=\"n\">client<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">post<\/span> <span class=\"o\">:=<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">Post<\/span><span class=\"p\">{<\/span><span class=\"n\">ID<\/span><span class=\"o\">:<\/span> <span class=\"m\">12345<\/span><span class=\"p\">,<\/span> <span class=\"n\">Content<\/span><span class=\"o\">:<\/span><span class=\"s\">\"test\"<\/span><span class=\"p\">}<\/span>\r\n    <span class=\"c\">\/\/ \u4fdd\u5b58<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">_<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">b<\/span><span class=\"o\">.<\/span><span class=\"n\">Put<\/span><span class=\"p\">(<\/span><span class=\"n\">post<\/span><span class=\"p\">);<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"failed to put datastore (reason: %v)\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">String<\/span><span class=\"p\">(<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusInternalServerError<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"error\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"c\">\/\/ \u53d6\u5f97<\/span>\r\n    <span class=\"n\">getPost<\/span> <span class=\"o\">:=<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">Post<\/span><span class=\"p\">{<\/span><span class=\"n\">ID<\/span><span class=\"o\">:<\/span> <span class=\"m\">12345<\/span><span class=\"p\">}<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">b<\/span><span class=\"o\">.<\/span><span class=\"n\">Get<\/span><span class=\"p\">(<\/span><span class=\"n\">getPost<\/span><span class=\"p\">);<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">log<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatalf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"failed to get datastore (reason: %v)\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">String<\/span><span class=\"p\">(<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusInternalServerError<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"error\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"k\">return<\/span> <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">JSON<\/span><span class=\"p\">(<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusOK<\/span><span class=\"p\">,<\/span> <span class=\"n\">getPost<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"c\">\/\/ \u629c\u7c8b<\/span>\r\n<span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">GET<\/span><span class=\"p\">(<\/span><span class=\"s\">\"\/\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">handler<\/span><span class=\"o\">.<\/span><span class=\"n\">HelloWorld<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u3067\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\u3067\u3082\u3001GAE\u306e\u74b0\u5883\u3067\u3082GCP\/DataStore\u306b\u4fdd\u5b58 \/ \u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/71-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u5982\u679cgloud\u4e0a\u767b\u5f55\u7684\u7528\u6237\u5177\u6709\u8bbf\u95ee\u6743\u9650\uff0c\u4f3c\u4e4e\u53ef\u4ee5\u81ea\u52a8\u8fde\u63a5\u5230\u672c\u5730\u73af\u5883\u3002<\/p>\n<h2>\u7b2c\u4e03\u6b65\u9aa4\uff1a\u8bbf\u95ee\u672c\u5730\u7684DataStore\u6a21\u62df\u5668\u3002<\/h2>\n<p>\u867d\u7136\u4e5f\u53ef\u4ee5\u5728\u8fd9\u91cc\u8fdb\u884c\u5f00\u53d1\uff0c\u4f46\u4e3a\u4e86\u65b9\u4fbf\u8d77\u89c1\uff0c\u6211\u4eec\u5f53\u7136\u5e0c\u671b\u80fd\u8fde\u63a5\u5230\u672c\u5730\u7684\u6a21\u62df\u5668\u3002<br \/>\n\u56e0\u6b64\uff0c\u6211\u5c06\u5c1d\u8bd5\u8fdb\u884c\u76f8\u5e94\u7684\u8bbe\u7f6e\u3002<\/p>\n<h3>\u30ed\u30fc\u30ab\u30eb\u306e\u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u30fc\u3092\u8d77\u52d5<\/h3>\n<p>\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u3067\u304d\u307e\u3059\u3002<br \/>\n&#8211;project \u306e\u90e8\u5206\u306f [a-z][a-z0-9\\-]+ \u306e\u547d\u540d\u898f\u5247\u3067\u3042\u308c\u3070\u4efb\u610f\u3067\u3082\u554f\u984c\u306a\u3044\u3088\u3046\u3067\u3059\u3002\u6307\u5b9a\u3057\u306a\u3051\u308c\u3070 gcloud \u3067\u8a2d\u5b9a\u3057\u3066\u3044\u308b current project id \u304c\u5165\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>gcloud beta emulators datastore start <span class=\"nt\">--host-port<\/span> localhost:8059 <span class=\"nt\">--project<\/span> test-project\r\nWARNING: Reusing existing data <span class=\"k\">in<\/span> <span class=\"o\">[<\/span>\/Users\/xxxx\/.config\/gcloud\/emulators\/datastore].\r\nExecuting: \/Users\/xxxx\/tools\/google-cloud-sdk\/platform\/cloud-datastore-emulator\/cloud_datastore_emulator start <span class=\"nt\">--host<\/span><span class=\"o\">=<\/span>localhost <span class=\"nt\">--port<\/span><span class=\"o\">=<\/span>8059 <span class=\"nt\">--store_on_disk<\/span><span class=\"o\">=<\/span>True <span class=\"nt\">--consistency<\/span><span class=\"o\">=<\/span>0.9 <span class=\"nt\">--allow_remote_shutdown<\/span> \/Users\/xxxx\/.config\/gcloud\/emulators\/datastore\r\n<span class=\"o\">[<\/span>datastore] 9 07, 2019 2:00:18 \u5348\u5f8c com.google.cloud.datastore.emulator.CloudDatastore<span class=\"nv\">$FakeDatastoreAction$9<\/span> apply\r\n<span class=\"o\">[<\/span>datastore] \u60c5\u5831: Provided <span class=\"nt\">--allow_remote_shutdown<\/span> to start <span class=\"nb\">command <\/span>which is no longer necessary.\r\n<span class=\"o\">[<\/span>datastore] 9 07, 2019 2:00:18 \u5348\u5f8c com.google.cloud.datastore.emulator.impl.LocalDatastoreFileStub &lt;init&gt;\r\n<span class=\"o\">[<\/span>datastore] \u60c5\u5831: Local Datastore initialized:\r\n<span class=\"o\">[<\/span>datastore]     Type: High Replication\r\n<span class=\"o\">[<\/span>datastore]     Storage: \/Users\/xxxx\/.config\/gcloud\/emulators\/datastore\/WEB-INF\/appengine-generated\/local_db.bin\r\n<span class=\"o\">[<\/span>datastore] 9 07, 2019 2:00:18 \u5348\u5f8c com.google.cloud.datastore.emulator.impl.LocalDatastoreFileStub load\r\n<span class=\"o\">[<\/span>datastore] \u60c5\u5831: The backing store, \/Users\/xxxx\/.config\/gcloud\/emulators\/datastore\/WEB-INF\/appengine-generated\/local_db.bin, does not exist. It will be created.\r\n<span class=\"o\">[<\/span>datastore] API endpoint: http:\/\/localhost:8059\r\n<span class=\"o\">[<\/span>datastore] If you are using a library that supports the DATASTORE_EMULATOR_HOST environment variable, run:\r\n<span class=\"o\">[<\/span>datastore]\r\n<span class=\"o\">[<\/span>datastore]   <span class=\"nb\">export <\/span><span class=\"nv\">DATASTORE_EMULATOR_HOST<\/span><span class=\"o\">=<\/span>localhost:8059\r\n<span class=\"o\">[<\/span>datastore]\r\n<span class=\"o\">[<\/span>datastore] Dev App Server is now running.\r\n<span class=\"o\">[<\/span>datastore]\r\n<span class=\"o\">[<\/span>datastore] The previous line was printed <span class=\"k\">for <\/span>backwards compatibility only.\r\n<span class=\"o\">[<\/span>datastore] If your tests rely on it to confirm emulator startup,\r\n<span class=\"o\">[<\/span>datastore] please migrate to the emulator health check endpoint <span class=\"o\">(<\/span>\/<span class=\"o\">)<\/span><span class=\"nb\">.<\/span> Thank you!\r\n<\/code><\/pre>\n<h3>\u8ba9\u6211\u4eec\u4eb2\u8eab\u5b9e\u9645\u64cd\u4f5c\u4e00\u4e0b<\/h3>\n<p>\u5728\u542f\u52a8\u4e0a\u8ff0\u6a21\u62df\u5668\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u5c06\u5728\u672c\u5730\u8fdb\u884c\u534f\u4f5c\u3002<br \/>\n\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fd0\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">env <\/span><span class=\"nv\">DATASTORE_EMULATOR_HOST<\/span><span class=\"o\">=<\/span>localhost:8059 <span class=\"nv\">DATASTORE_PROJECT_ID<\/span><span class=\"o\">=<\/span>test-project go run main.go\r\n<\/code><\/pre>\n<p>\u5f53\u8bbf\u95ee localhost:8080 \u65f6\uff0c\u9875\u9762\u4f1a\u6b63\u5e38\u663e\u793a\uff0c\u5e76\u5728\u542f\u52a8\u6a21\u62df\u5668\u7684\u7ec8\u7aef\u4e0a\u8f93\u51fa\u65e5\u5fd7\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">[<\/span>datastore] The health check endpoint <span class=\"k\">for <\/span>this emulator instance is http:\/\/localhost:8059\/9 07, 2019 2:06:34 \u5348\u5f8c io.gapi.emulators.grpc.GrpcServer<span class=\"nv\">$3<\/span> operationComplete\r\n<span class=\"o\">[<\/span>datastore] \u60c5\u5831: Adding handler<span class=\"o\">(<\/span>s<span class=\"o\">)<\/span> to newly registered Channel.\r\n<span class=\"o\">[<\/span>datastore] 9 07, 2019 2:06:34 \u5348\u5f8c io.gapi.emulators.netty.HttpVersionRoutingHandler channelRead\r\n<span class=\"o\">[<\/span>datastore] \u60c5\u5831: Detected HTTP\/2 connection.\r\n<span class=\"o\">[<\/span>datastore]\r\n<span class=\"o\">[<\/span>datastore]\r\n<span class=\"o\">[<\/span>datastore] 9 07, 2019 2:06:48 \u5348\u5f8c com.google.cloud.datastore.emulator.impl.LocalDatastoreFileStub lambda<span class=\"nv\">$persist$7<\/span>\r\n<span class=\"o\">[<\/span>datastore] \u60c5\u5831: Time to persist datastore: 27 ms\r\n<\/code><\/pre>\n<p>\u8fd9\u6837\u4e00\u6765\uff0c\u5728\u672c\u5730\u73af\u5883\u4e0b\u7684\u5f00\u53d1\u4e5f\u4f1a\u53d8\u5f97\u66f4\u52a0\u987a\u5229\u4e86(`\u30fb\u03c9\u30fb\u00b4)<\/p>\n<h3>\u5728\u672c\u5730\u4eff\u771f\u5668\u5185\u67e5\u770b\uff08Google Cloud\u56fe\u5f62\u7528\u6237\u754c\u9762\uff09<\/h3>\n<p>\u305f\u3060\u3001\u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u30fc\u306e\u5834\u5408\u4eca\u307e\u3067\u306e\u3088\u3046\u306b Appengine Local Server\u306e\u7ba1\u7406\u753b\u9762\u304b\u3089DataStore\u306e\u4e2d\u3092\u898b\u308b\u3068\u3044\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u3061\u3087\u3063\u3068\u6c17\u306b\u306a\u3063\u305f\u308a\u3059\u308b\u3053\u3068\u3082\u3042\u308b\u3093\u3067\u3001\u305d\u308c\u3082\u898b\u308c\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u3059\u3054\u3044\u4eba\u304c\u4f5c\u3063\u3066\u305f\u306e\u3067\u3001\u305d\u308c\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u8c37\u6b4c\u4e91\u7684\u56fe\u5f62\u7528\u6237\u754c\u9762\uff08Google Cloud GUI\uff09<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>npm i <span class=\"nt\">-g<\/span> google-cloud-gui\r\n<span class=\"nv\">$ <\/span>google-cloud-gui\r\n<\/code><\/pre>\n<p>\u6267\u884c\u4ee5\u4e0a\u64cd\u4f5c\uff0c\u6d4f\u89c8\u5668\u4f1a\u81ea\u52a8\u542f\u52a8\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/90-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u53ea\u9700\u8981\u4e00\u79cd\u9009\u62e9\uff1a\u5728\u201cProjects\u201d\u5de6\u4fa7\u6309\u4e0b+\u6309\u94ae\uff0c\u5c31\u53ef\u4ee5\u786e\u8ba4\u6dfb\u52a0\u9879\u76ee\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/92-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u5f88\u68d2\u3002\u5f53\u6211\u67e5\u770b\u7ec8\u7aef\u65f6\uff0c\u6709\u5f88\u591a\u9519\u8bef\uff0c\u4f46\u5b83\u53ef\u4ee5\u4f7f\u7528\uff0c\u6240\u4ee5\u6ca1\u95ee\u9898\u3002<\/p>\n<h2>\u7b2c\u516b\u6b65\uff1a\u64b0\u5199\u6d4b\u8bd5\u7528\u4f8b\u3002<\/h2>\n<p>\u7ec8\u4e8e\u5feb\u8981\u5230\u8fbe\u76ee\u6807\u4e86\u3002<br \/>\n\u8fd9\u6b21\u6211\u4eec\u5148\u4f7f\u7528DataStore\u6a21\u62df\u5668\uff0c\u8bd5\u56fe\u4ee5\u5b9e\u9645\u8fde\u63a5DataStore\u7684\u65b9\u5f0f\u6765\u63cf\u8ff0\u6d4b\u8bd5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">func<\/span> <span class=\"n\">TestHelloWorld<\/span><span class=\"p\">(<\/span><span class=\"n\">t<\/span> <span class=\"o\">*<\/span><span class=\"n\">testing<\/span><span class=\"o\">.<\/span><span class=\"n\">T<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c\">\/\/ \u74b0\u5883\u5909\u6570\u3092\u30bb\u30c3\u30c8<\/span>\r\n    <span class=\"n\">os<\/span><span class=\"o\">.<\/span><span class=\"n\">Setenv<\/span><span class=\"p\">(<\/span><span class=\"s\">\"DATASTORE_PROJECT_ID\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"test-project\"<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">os<\/span><span class=\"o\">.<\/span><span class=\"n\">Setenv<\/span><span class=\"p\">(<\/span><span class=\"s\">\"DATASTORE_EMULATOR_HOST\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"localhost:8059\"<\/span><span class=\"p\">)<\/span>\r\n\r\n    <span class=\"n\">e<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">echo<\/span><span class=\"o\">.<\/span><span class=\"n\">New<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"n\">req<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">NewRequest<\/span><span class=\"p\">(<\/span><span class=\"s\">\"GET\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"\/\"<\/span><span class=\"p\">,<\/span> <span class=\"no\">nil<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">t<\/span><span class=\"o\">.<\/span><span class=\"n\">Fatal<\/span><span class=\"p\">(<\/span><span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"n\">rr<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">httptest<\/span><span class=\"o\">.<\/span><span class=\"n\">NewRecorder<\/span><span class=\"p\">()<\/span>\r\n\r\n    <span class=\"n\">c<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">e<\/span><span class=\"o\">.<\/span><span class=\"n\">NewContext<\/span><span class=\"p\">(<\/span><span class=\"n\">req<\/span><span class=\"p\">,<\/span> <span class=\"n\">rr<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">err<\/span> <span class=\"o\">=<\/span> <span class=\"n\">HelloWorld<\/span><span class=\"p\">(<\/span><span class=\"n\">c<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">t<\/span><span class=\"o\">.<\/span><span class=\"n\">Errorf<\/span><span class=\"p\">(<\/span><span class=\"s\">\"unexpeced handler reponse (err: %v)\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"k\">return<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"k\">if<\/span> <span class=\"n\">status<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">rr<\/span><span class=\"o\">.<\/span><span class=\"n\">Code<\/span><span class=\"p\">;<\/span> <span class=\"n\">status<\/span> <span class=\"o\">!=<\/span> <span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusOK<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">t<\/span><span class=\"o\">.<\/span><span class=\"n\">Errorf<\/span><span class=\"p\">(<\/span>\r\n            <span class=\"s\">\"unexpected status: got (%v) want (%v)\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"n\">status<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusOK<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"n\">expected<\/span> <span class=\"o\">:=<\/span> <span class=\"s\">`{\"id\":12345,\"content\":\"test\"}`<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">strings<\/span><span class=\"o\">.<\/span><span class=\"n\">TrimSpace<\/span><span class=\"p\">(<\/span><span class=\"n\">rr<\/span><span class=\"o\">.<\/span><span class=\"n\">Body<\/span><span class=\"o\">.<\/span><span class=\"n\">String<\/span><span class=\"p\">())<\/span> <span class=\"o\">!=<\/span> <span class=\"n\">expected<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"n\">t<\/span><span class=\"o\">.<\/span><span class=\"n\">Errorf<\/span><span class=\"p\">(<\/span>\r\n            <span class=\"s\">\"unexpected body: got (%v) want (%v)\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"n\">rr<\/span><span class=\"o\">.<\/span><span class=\"n\">Body<\/span><span class=\"o\">.<\/span><span class=\"n\">String<\/span><span class=\"p\">(),<\/span>\r\n            <span class=\"n\">expected<\/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<\/code><\/pre>\n<p>\u5728\u542f\u52a8DataStore\u6a21\u62df\u5668\u7684\u72b6\u6001\u4e0b\u8fd0\u884c\uff0c\u6d4b\u8bd5\u901a\u8fc7\u4e86\u3002<\/p>\n<pre class=\"post-pre\"><code>=== RUN   TestHelloWorld\r\n2019\/09\/07 14:51:33 Project ID: \r\n--- PASS: TestHelloWorld (0.02s)\r\nPASS\r\n<\/code><\/pre>\n<h1>\u5c1d\u8bd5\u540e\u7684\u611f\u53d7<\/h1>\n<p>\u603b\u7684\u6765\u8bf4\uff0c\u6211\u4eec\u6210\u529f\u5730\u5b8c\u6210\u4e86\u642d\u5efa\uff0c\u6ca1\u6709\u9047\u5230\u592a\u591a\u95ee\u9898\u3002<br \/>\n\u611f\u8c22Go Module\u4f7f\u6211\u4eec\u4e0d\u518d\u88abvendoring\u675f\u7f1a\uff0c\u8fd9\u771f\u662f\u592a\u597d\u4e86\u3002<br \/>\n\u4e0d\u8fc7\uff0c\u6b63\u5982\u6211\u4e4b\u524d\u63d0\u5230\u7684\uff0c\u4eceGAE\/go1.12\u5f00\u59cb\uff0c\u65e0\u6cd5\u4f7f\u7528AppEngine API\uff0c\u8fd9\u771f\u662f\u76f8\u5f53\u4ee4\u4eba\u6cae\u4e27\u3002<br \/>\n\u8fd9\u5bf9\u73b0\u6709\u9879\u76ee\u9020\u6210\u7684\u5f71\u54cd\u53ef\u80fd\u76f8\u5f53\u5927&#8230;<\/p>\n<h2>\u8fd8\u6ca1\u505a\u597d\u7684\u4e8b\u60c5<\/h2>\n<p>\u56e0\u4e3a\u8fd9\u79cd\u60c5\u51b5\uff0c\u73b0\u5728\u5e94\u8be5\u65e0\u6cd5\u5b9e\u73b0DataStore\u548cmemcache\u7684\u534f\u4f5c\u3002<br \/>\n\uff08\u6211\u5728\u67d0\u5904\u8bfb\u5230mercari\/datastore\u975e\u5e38\u51fa\u8272\u5e76\u63d0\u4f9b\u672c\u5730\u7f13\u5b58\u7684\u6587\u7ae0\uff0c\u4f46\u6211\u8fd8\u6ca1\u6709\u786e\u8ba4\u5176\u529f\u80fd\uff09<br \/>\n\u201c\u672a\u6765\u4e0d\u8981\u4f7f\u7528Appengine Memcache\uff0c\u800c\u662f\u4f7f\u7528Redis Cloud\u201d\uff0cGCP\u4e5f\u8bf4\u4e86\uff0c\u4e0b\u4e00\u6b21\u6211\u4eec\u53ef\u4ee5\u5c1d\u8bd5\u5b9e\u73b0\u8fd9\u79cd\u534f\u4f5c\u3002<br \/>\n\u636e\u8bf4Redis Cloud\u572830MB\u4e4b\u524d\u662f\u514d\u8d39\u7684\u3002<\/p>\n<p>30MB\u554a&#8230; \uff08\u00b4\u30fb_\u30fb`\uff09<br \/>\n\u5c31\u7b97\u662f\u4e2a\u4eba\u4f7f\u7528\uff0c\u5b9e\u9645\u5e94\u7528\u8d77\u6765\u4f3c\u4e4e\u8fd8\u662f\u9700\u8981\u4ed8\u8d39\u3002<\/p>\n<h1>\u6545\u969c\u6392\u9664<\/h1>\n<p>\u5728\u6784\u5efa\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u7684\u9519\u8bef\u5c06\u88ab\u6574\u7406\u8bb0\u5f55\u3002<\/p>\n<h2>\u5728Go\u73af\u5883\u4e2d\u65e0\u6cd5\u5b89\u88c5Go 1.12\u3002<\/h2>\n<p>\u6211\u5728\u4f7f\u7528 goenv \u8fdb\u884c Go \u7248\u672c\u7ba1\u7406\uff0c\u4f46\u5728\u6211\u7684\u73af\u5883\u4e2d\uff0c\u5373\u4f7f\u8fd0\u884c install &#8211;list \u547d\u4ee4\u4e5f\u6ca1\u6709\u663e\u793a\u4efb\u4f55\u5185\u5bb9\uff0c\u4e00\u5f00\u59cb\u65e0\u6cd5\u6210\u529f\u5b89\u88c5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>goenv <span class=\"nb\">install <\/span>1.12.9\r\ngo-build: definition not found: 1.12.9\r\n\r\nSee all available versions with <span class=\"sb\">`<\/span>goenv <span class=\"nb\">install<\/span> <span class=\"nt\">--list<\/span><span class=\"s1\">'.\r\n\r\nIf the version you need is missing, try upgrading goenv:\r\n\r\n  brew update &amp;&amp; brew upgrade goenv\r\n<\/span><\/code><\/pre>\n<h3>\u89e3\u51b3\u7684\u9014\u5f84<\/h3>\n<p>\u6211\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u8fdb\u884c\u4e86\u66f4\u65b0\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>brew update <span class=\"c\"># brew\u81ea\u4f53\u3092\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3059\u308b<\/span>\r\n<span class=\"nv\">$ $ <\/span>brew <span class=\"nb\">install<\/span> <span class=\"nt\">--HEAD<\/span> goenv\r\nError: Xcode alone is not sufficient on Mojave.\r\nInstall the Command Line Tools:\r\n  xcode-select <span class=\"nt\">--install<\/span>\r\n<span class=\"c\"># \u6012\u3089\u308c\u305f\u3093\u3067\u3001\u8a00\u308f\u308c\u308b\u307e\u307e\u306b\u3084\u308a\u307e\u3059\uff08\u3068\u3044\u3046\u304b\u5165\u3063\u3066\u306a\u304b\u3063\u305f\u306e\u304b\u2026)<\/span>\r\n<span class=\"nv\">$ <\/span>xcode-select <span class=\"nt\">--install<\/span>\r\nxcode-select: note: <span class=\"nb\">install <\/span>requested <span class=\"k\">for <\/span><span class=\"nb\">command <\/span>line developer tools\r\n<span class=\"nv\">$ <\/span>brew <span class=\"nb\">install<\/span> <span class=\"nt\">--HEAD<\/span> goenv\r\nError: goenv 1.23.3 is already installed\r\nTo <span class=\"nb\">install <\/span>HEAD, first run <span class=\"sb\">`<\/span>brew <span class=\"nb\">unlink <\/span>goenv<span class=\"sb\">`<\/span><span class=\"nb\">.<\/span>\r\n<span class=\"c\"># \u307e\u305f\u6012\u3089\u308c\u305f\u3002\u8a00\u308f\u308c\u305f\u901a\u308a\u306bunlink\u3059\u308b<\/span>\r\n<span class=\"nv\">$ $ <\/span>brew <span class=\"nb\">unlink <\/span>goenv\r\nUnlinking \/usr\/local\/Cellar\/goenv\/1.23.3... 4 symlinks removed\r\n<span class=\"nv\">$ <\/span>brew <span class=\"nb\">install<\/span> <span class=\"nt\">--HEAD<\/span> goenv\r\n<span class=\"c\"># \u6210\u529f!<\/span>\r\n<\/code><\/pre>\n<h2>\u53ea\u6709\u7248\u672c\u53f7\u4e3aMac OS 10.14\u7684\u60c5\u51b5\u4e0b\uff0c\u65e0\u6cd5\u4f7f\u7528go1.12\u8fdb\u884c\u6d4b\u8bd5\u3002<\/h2>\n<p>\u4e3a\u4ec0\u4e48\u6bcf\u6b21\u5c1d\u8bd5\u8fd0\u884cgo test\u90fd\u4f1a\u51fa\u73b0\u8fd9\u6837\u7684\u9519\u8bef\u5462\uff1f<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>go <span class=\"nb\">test\r\n<\/span>go: creating new go.mod: module github.com\/brbranch\/JankenShogiOnline\r\n<span class=\"c\"># runtime\/cgo<\/span>\r\nIn file included from gcc_libinit.c:8:\r\n\/Applications\/Xcode.app\/Contents\/Developer\/Platforms\/MacOSX.platform\/Developer\/SDKs\/MacOSX10.14.sdk\/usr\/include\/pthread.h:232:66: error: unknown <span class=\"nb\">type <\/span>name <span class=\"s1\">'size_t'<\/span>\r\n\/Applications\/Xcode.app\/Contents\/Developer\/Platforms\/MacOSX.platform\/Developer\/SDKs\/MacOSX10.14.sdk\/usr\/include\/pthread.h:249:43: error: unknown <span class=\"nb\">type <\/span>name <span class=\"s1\">'size_t'<\/span>\r\n\/Applications\/Xcode.app\/Contents\/Developer\/Platforms\/MacOSX.platform\/Developer\/SDKs\/MacOSX10.14.sdk\/usr\/include\/pthread.h:256:66: error: unknown <span class=\"nb\">type <\/span>name <span class=\"s1\">'size_t'<\/span>\r\n\/Applications\/Xcode.app\/Contents\/Developer\/Platforms\/MacOSX.platform\/Developer\/SDKs\/MacOSX10.14.sdk\/usr\/include\/pthread.h:524:1: error: unknown <span class=\"nb\">type <\/span>name <span class=\"s1\">'size_t'<\/span>\r\ngcc_libinit.c:97:18: error: variable has incomplete <span class=\"nb\">type<\/span> <span class=\"s1\">'struct timespec'<\/span>\r\ngcc_libinit.c:97:9: note: forward declaration of <span class=\"s1\">'struct timespec'<\/span>\r\ngcc_libinit.c:110:3: error: implicit declaration of <span class=\"k\">function<\/span> <span class=\"s1\">'nanosleep'<\/span> is invalid <span class=\"k\">in <\/span>C99 <span class=\"o\">[<\/span><span class=\"nt\">-Werror<\/span>,-Wimplicit-function-declaration]\r\nFAIL    github.com\/xxx\/xxxx\/backend\/src <span class=\"o\">[<\/span>build failed]\r\n<\/code><\/pre>\n<h3>\u89e3\u51b3\u65b9\u6848 (ji\u011b ju\u00e9 \u00e0n)<\/h3>\n<p>\u8fd9\u4e2a\u95ee\u9898\u5728GitHub\u4e0a\u7684\u5730\u5740\u662fhttps:\/\/github.com\/golang\/go\/issues\/30072\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/117-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u867d\u7136\u6211\u4e0d\u662f\u5f88\u660e\u767d\uff0c\u4f46\u662f\u6211\u6309\u7167\u4ee5\u4e0b\u7684\u65b9\u6cd5\u8fdb\u884c\u540e\uff0c\u80fd\u591f\u987a\u5229\u8fdb\u884c\u6d4b\u8bd5\u3002<\/p>\n<pre class=\"post-pre\"><code>$ env CGO_ENABLED=0 go test\r\nPASS\r\nok      github.com\/xxxx\/xxxx\/backend\/src    0.013s\r\n<\/code><\/pre>\n<p>\u867d\u7136\u6211\u4e0d\u592a\u7406\u89e3\uff0c\u4f46\u662f\u56e0\u4e3a\u5b83\u5728\u52a8\uff0c\u6240\u4ee5\u6211\u8ba4\u4e3a\u662f\u6b63\u4e49\u7684(\u00b4\u30fb\u03c9\u30fb`)\u3002<\/p>\n<h1>\u8bf7\u63d0\u4f9b\u66f4\u5177\u4f53\u7684\u4e0a\u4e0b\u6587\uff0c\u4ee5\u4fbf\u6211\u4e3a\u60a8\u8fdb\u884c\u66f4\u51c6\u786e\u7684\u7ffb\u8bd1\u3002<\/h1>\n<p>App Engine \u6807\u51c6\u73af\u5883\u7684\u8fd0\u884c\u65f6\u73af\u5883<br \/>\nhttps:\/\/cloud.google.com\/appengine\/docs\/standard\/runtimes<\/p>\n<p>\u5c06\u60a8\u7684App Engine\u5e94\u7528\u8fc1\u79fb\u5230Go 1.12<\/p>\n<p>\u8c37\u6b4c\u4e91\u56fe\u5f62\u7528\u6237\u754c\u9762<br \/>\nhttps:\/\/github.com\/GabiAxel\/google-cloud-gui<\/p>\n<p>\u5206\u4eab\u4e00\u4e0b\u5173\u4e8eMercari\/Datastore\u7684\u7ecf\u9a8c\u548c\u89c1\u89e3<\/p>\n<p>\u4f7f\u7528GAE+GO+Echo\u8fdb\u884c\u4e86\u5bf9go1.11\u7684\u517c\u5bb9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u603b\u7ed3 \u4ee5\u524d\u6211\u5df2\u7ecf\u53d1\u5e03\u8fc7\u5173\u4e8e\u5efa\u7acb\u73af\u5883\u7684\u5e16\u5b50\uff0c\u4f46\u5b83\u4eec\u90fd\u662f\u65e7\u7684\uff0c\u6240\u4ee5\u8fd9\u6b21\u6211\u51b3\u5b9a\u518d\u6b21\u5c1d\u8bd5\u5efa\u7acb\u9002\u7528\u4e8e\u6700\u65b0\u7684GAE\u7b2c\u4e8c\u4ee3\u7684 [&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-34553","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>\u5728GAE\u7b2c\u4e8c\u4ee3\u4e0a\u4f7f\u7528Go v1.12\u6784\u5efa\u4e00\u4e2aecho\u670d\u52a1\u5668\uff082019\u5e74\u7248\uff09 - 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\/\u5728gae\u7b2c\u4e8c\u4ee3\u4e0a\u4f7f\u7528go-v1-12\u6784\u5efa\u4e00\u4e2aecho\u670d\u52a1\u5668\uff082019\u5e74\u7248\uff09\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5728GAE\u7b2c\u4e8c\u4ee3\u4e0a\u4f7f\u7528Go v1.12\u6784\u5efa\u4e00\u4e2aecho\u670d\u52a1\u5668\uff082019\u5e74\u7248\uff09\" \/>\n<meta property=\"og:description\" content=\"\u603b\u7ed3 \u4ee5\u524d\u6211\u5df2\u7ecf\u53d1\u5e03\u8fc7\u5173\u4e8e\u5efa\u7acb\u73af\u5883\u7684\u5e16\u5b50\uff0c\u4f46\u5b83\u4eec\u90fd\u662f\u65e7\u7684\uff0c\u6240\u4ee5\u8fd9\u6b21\u6211\u51b3\u5b9a\u518d\u6b21\u5c1d\u8bd5\u5efa\u7acb\u9002\u7528\u4e8e\u6700\u65b0\u7684GAE\u7b2c\u4e8c\u4ee3\u7684 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5728gae\u7b2c\u4e8c\u4ee3\u4e0a\u4f7f\u7528go-v1-12\u6784\u5efa\u4e00\u4e2aecho\u670d\u52a1\u5668\uff082019\u5e74\u7248\uff09\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-04-24T19:27:49+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-03T20:26:07+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1db837434c4406c141d9\/33-0.png\" \/>\n<meta name=\"author\" content=\"\u6e05, \u626c\" \/>\n<meta name=\"twitter:card\" 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