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114 lines
2.4 KiB
114 lines
2.4 KiB
package backend |
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import ( |
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"context" |
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"net/http" |
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"server/call" |
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"server/config" |
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"server/db" |
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edb "server/db/es" |
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mdb "server/db/mysql" |
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rdb "server/db/redis" |
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"server/modules/backend/bdb" |
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"server/modules/backend/routers" |
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"time" |
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"github.com/liangdas/mqant/conf" |
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"github.com/liangdas/mqant/log" |
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"github.com/liangdas/mqant/module" |
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basemodule "github.com/liangdas/mqant/module/base" |
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) |
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var ( |
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Module = func() module.Module { |
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this := new(Backend) |
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return this |
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} |
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BackDB = new(mdb.MysqlClient) |
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) |
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type Backend struct { |
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basemodule.BaseModule |
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httpSvr *http.Server |
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addr string |
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} |
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func (b *Backend) GetType() string { |
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//很关键,需要与配置文件中的Module配置对应 |
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return "backend" |
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} |
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func (b *Backend) Version() string { |
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//可以在监控时了解代码版本 |
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return "1.0.0" |
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} |
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func (b *Backend) OnInit(app module.App, settings *conf.ModuleSettings) { |
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b.BaseModule.OnInit(b, app, settings) |
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call.NewCaller(b) |
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db.InitDB(&mdb.MysqlClient{}, &rdb.RedisClient{}, &edb.EsClient{}) |
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bdb.InitMysql() |
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// 自动初始化后台数据库 |
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bdb.MigrateDB() |
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// 初始化常驻admintoken |
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bdb.InitAdminToken() |
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// 自动初始化游戏服数据库 |
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MigrateDB() |
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b.addr = config.GetConfig().Backend.Addr |
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call.InitReload(b.App.Transport()) |
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// 开启定时查询 |
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StartTimer() |
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loadConfig() |
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} |
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func (b *Backend) startHttpServer() { |
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router := routers.SetUpRouter() |
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srv := &http.Server{ |
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Addr: b.addr, |
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Handler: router, |
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} |
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go func() { |
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if err := srv.ListenAndServe(); err != nil { |
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panic(err) |
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} |
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}() |
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// returning reference so caller can call Shutdown() |
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b.httpSvr = srv |
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} |
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func (b *Backend) Run(closeSig chan bool) { |
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log.Info("backend: starting HTTP server :%s", b.addr) |
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call.InitTimeWheel(closeSig) |
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call.InitWarn(b.App.Transport()) |
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b.startHttpServer() |
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<-closeSig |
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log.Info("backend: stopping HTTP server") |
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} |
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func (b *Backend) OnDestroy() { |
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// The context is used to inform the server it has 5 seconds to finish |
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// the request it is currently handling |
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ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second) |
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defer cancel() |
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// now close the server gracefully ("shutdown") |
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// timeout could be given instead of nil as a https://golang.org/pkg/context/ |
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if err := b.httpSvr.Shutdown(ctx); err != nil { |
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log.Error("OnDestroy Backend Shutdown error:%v", err) |
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} |
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log.Info("Backend: done. exiting") |
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//一定别忘了继承 |
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b.BaseModule.OnDestroy() |
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log.Info("Backend 模块已销毁") |
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}
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