On Thu, Jan 25, 2018, 4:50 AM Joris Berthelot <jo...@berthelot.tel> wrote:
> Hello everybody, > > First post in this group, I'm a bit new for the language (I've been more > and less writing Go for a year now) and I have a question for you guys. > > I would like to know how to broadcast a HTTP server shutdown to any > running goroutines launched by HTTP handlers. From what I understood, the > common graceful shutdown uses a timed out context to gracefully close the > active connections and block new incoming ones. > > Let's say I have a handler that returns a 202 response and launches > several goroutines for mid-long running tasks. How, could I catch the > graceful shutdown signal from main down deep the goroutines. > > Like I said, I'm still a bit new and this is an architectural question > I've been trying to solve for the past couple days, without success. I > searched real quick in the group but I mostly found questions for graceful > shutdown pre-Go 1.8. > The handler will be passed the request object, which provides access to a context https://godoc.org/net/http#Request.Context If you pass the context to your goroutines, then it is just a matter of checking the Context for cancellation. When you use the shutdown feature of the server, this will propagate https://godoc.org/net/http#Server.Shutdown > Thank you very much, > -Joris > > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
