When a request completes ensure only one log line is printed which

includes the http response.

When debugging non-successful registry requests this will place
the error details and http status fields in the same log line
giving easier visibility to what error occured in the request.

Signed-off-by: Richard Scothern <richard.scothern@gmail.com>
This commit is contained in:
Richard Scothern 2015-07-29 16:52:47 -07:00
parent 01e6dde2fd
commit 54f7e5d54b

View file

@ -343,8 +343,12 @@ func (app *App) ServeHTTP(w http.ResponseWriter, r *http.Request) {
// Instantiate an http context here so we can track the error codes
// returned by the request router.
ctx := defaultContextManager.context(app, w, r)
defer func() {
status, ok := ctx.Value("http.response.status").(int)
if ok && status >= 200 && status <= 399 {
ctxu.GetResponseLogger(ctx).Infof("response completed")
}
}()
defer defaultContextManager.release(ctx)
@ -424,11 +428,11 @@ func (app *App) dispatcher(dispatch dispatchFunc) http.Handler {
// own errors if they need different behavior (such as range errors
// for layer upload).
if context.Errors.Len() > 0 {
app.logError(context, context.Errors)
if err := errcode.ServeJSON(w, context.Errors); err != nil {
ctxu.GetLogger(context).Errorf("error serving error json: %v (from %v)", err, context.Errors)
}
app.logError(context, context.Errors)
}
})
}
@ -457,7 +461,7 @@ func (app *App) logError(context context.Context, errors errcode.Errors) {
"err.code",
"err.message",
"err.detail"))
ctxu.GetLogger(c).Errorf("An error occured")
ctxu.GetResponseLogger(c).Errorf("response completed with error")
}
}