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package main
import (
"context"
"fmt"
"net/http"
"github.com/getsentry/sentry-go"
sentryecho "github.com/getsentry/sentry-go/echo"
"github.com/labstack/echo/v4"
"github.com/labstack/echo/v4/middleware"
)
func main() {
_ = sentry.Init(sentry.ClientOptions{
Dsn: "",
BeforeSend: func(event *sentry.Event, hint *sentry.EventHint) *sentry.Event {
if hint.Context != nil {
if req, ok := hint.Context.Value(sentry.RequestContextKey).(*http.Request); ok {
// You have access to the original Request
fmt.Println(req)
}
}
fmt.Println(event)
return event
},
Debug: true,
AttachStacktrace: true,
})
app := echo.New()
app.Use(middleware.Logger())
app.Use(middleware.Recover())
app.Use(sentryecho.New(sentryecho.Options{
Repanic: true,
}))
app.Use(func(next echo.HandlerFunc) echo.HandlerFunc {
return func(ctx echo.Context) error {
if hub := sentryecho.GetHubFromContext(ctx); hub != nil {
hub.Scope().SetTag("someRandomTag", "maybeYouNeedIt")
}
return next(ctx)
}
})
app.GET("/", func(ctx echo.Context) error {
if hub := sentryecho.GetHubFromContext(ctx); hub != nil {
hub.WithScope(func(scope *sentry.Scope) {
scope.SetExtra("unwantedQuery", "someQueryDataMaybe")
hub.CaptureMessage("User provided unwanted query string, but we recovered just fine")
})
}
expensiveThing := func(ctx context.Context) error {
span := sentry.StartTransaction(ctx, "expensive_thing")
defer span.Finish()
// do resource intensive thing
return nil
}
// Acquire transaction on current hub that's created by the SDK.
// Be careful, it might be a nil value if you didn't set up sentryecho middleware.
sentrySpan := sentryecho.GetSpanFromContext(ctx)
// Pass in the `.Context()` method from `*sentry.Span` struct.
// The `context.Context` instance inherits the context from `echo.Context`.
err := expensiveThing(sentrySpan.Context())
if err != nil {
return err
}
return ctx.String(http.StatusOK, "Hello, World!")
})
app.GET("/foo", func(ctx echo.Context) error {
// sentryecho handler will catch it just fine, and because we attached "someRandomTag"
// in the middleware before, it will be sent through as well
panic("y tho")
})
app.Logger.Fatal(app.Start(":3000"))
}
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