1// Package bugsnagrevel adds Bugsnag to revel. 2// It lets you pass *revel.Controller into bugsnag.Notify(), 3// and provides a Filter to catch errors. 4package bugsnagrevel 5 6import ( 7 "strings" 8 "sync" 9 10 "github.com/bugsnag/bugsnag-go" 11 "github.com/revel/revel" 12) 13 14var once sync.Once 15 16// Filter should be added to the filter chain just after the PanicFilter. 17// It sends errors to Bugsnag automatically. Configuration is read out of 18// conf/app.conf, you should set bugsnag.apikey, and can also set 19// bugsnag.endpoint, bugsnag.releasestage, bugsnag.appversion, 20// bugsnag.projectroot, bugsnag.projectpackages if needed. 21func Filter(c *revel.Controller, fc []revel.Filter) { 22 defer bugsnag.AutoNotify(c) 23 fc[0](c, fc[1:]) 24} 25 26// Add support to bugsnag for reading data out of *revel.Controllers 27func middleware(event *bugsnag.Event, config *bugsnag.Configuration) error { 28 for _, datum := range event.RawData { 29 if controller, ok := datum.(*revel.Controller); ok { 30 // make the request visible to the builtin HttpMIddleware 31 event.RawData = append(event.RawData, controller.Request.Request) 32 event.Context = controller.Action 33 event.MetaData.AddStruct("Session", controller.Session) 34 } 35 } 36 37 return nil 38} 39 40func init() { 41 revel.OnAppStart(func() { 42 bugsnag.OnBeforeNotify(middleware) 43 44 var projectPackages []string 45 if packages, ok := revel.Config.String("bugsnag.projectpackages"); ok { 46 projectPackages = strings.Split(packages, ",") 47 } else { 48 projectPackages = []string{revel.ImportPath + "/app/*", revel.ImportPath + "/app"} 49 } 50 51 bugsnag.Configure(bugsnag.Configuration{ 52 APIKey: revel.Config.StringDefault("bugsnag.apikey", ""), 53 Endpoint: revel.Config.StringDefault("bugsnag.endpoint", ""), 54 AppVersion: revel.Config.StringDefault("bugsnag.appversion", ""), 55 ReleaseStage: revel.Config.StringDefault("bugsnag.releasestage", revel.RunMode), 56 ProjectPackages: projectPackages, 57 Logger: revel.ERROR, 58 }) 59 }) 60} 61