Welcome! Log In Create A New Profile

Advanced

Re: Why not remove UNIX domain socket before bind

Shuxin Yang
November 30, 2016 02:40AM
Hi, Datong:

I don't think fixing #753 resolves all the trouble: it does not help
for scenario 1 at all. For scenario 2, it only help if nginx is
terminated by SIGQUIT; however, Nginx could be killed by other signals,
say SIGKILL.

Thanks

Shuxin


On 11/29/2016 11:11 PM, Datong Sun via nginx-devel wrote:
> Hello Shuxin,
>
> I have seen the same issue before. As far as I can tell this is simply
> a bug instead of by design (correct me if I'm wrong). I can also
> confirm that nginx will leave behind the listening socket file when
> terminated with SIGQUIT. There has been a bug report opened more than
> a year ago (https://trac.nginx.org/nginx/ticket/753) but still not
> being fixed.
>
> Thanks,
> Datong
>
> On Tue, Nov 29, 2016 at 1:30 PM, Shuxin Yang <shuxinyang.oss@gmail.com
> <mailto:shuxinyang.oss@gmail.com>> wrote:
>
> Hi, There:
>
> Is there any reason not to delete UNIX domain socket before
> bind? It is bit inconvenient when :
>
> 1). debugging: previous debugging session quit prematurely without
> erasing the UNIX domain socket, and the subsequent debugging
> session only see "address already in use" error message, and have
> to delete the socket, and launch debugger again.
>
> 2). Writing deploy script. We need to make sure UNIX domain
> sockets are completely delete before launching Nginx; also care
> must be taken to keep the script and config file in sync, which is
> sometimes bit annoying.
>
>
> Thanks
>
> Shuxin
>
>
>
> _______________________________________________
> nginx-devel mailing list
> nginx-devel@nginx.org <mailto:nginx-devel@nginx.org>
> http://mailman.nginx.org/mailman/listinfo/nginx-devel
> http://mailman.nginx.org/mailman/listinfo/nginx-devel
>
>
>
>
> --
>
> *Datong Sun* | Systems Engineer
> datong@cloudflare.com <mailto:datong@cloudflare.com>
>
> 1 888 99 FLARE | www.cloudflare.com https://www.cloudflare.com/
>
>
>
> _______________________________________________
> nginx-devel mailing list
> nginx-devel@nginx.org
> http://mailman.nginx.org/mailman/listinfo/nginx-devel

_______________________________________________
nginx-devel mailing list
nginx-devel@nginx.org
http://mailman.nginx.org/mailman/listinfo/nginx-devel
Subject Author Views Posted

Why not remove UNIX domain socket before bind

Shuxin Yang 722 November 29, 2016 04:32PM

Re: Why not remove UNIX domain socket before bind

Datong Sun via nginx-devel 395 November 30, 2016 02:12AM

Re: Why not remove UNIX domain socket before bind

Shuxin Yang 420 November 30, 2016 02:40AM

Re: Why not remove UNIX domain socket before bind

Maxim Dounin 312 November 30, 2016 09:58AM

Re: Why not remove UNIX domain socket before bind

Shuxin Yang 314 November 30, 2016 11:32AM

Re: Why not remove UNIX domain socket before bind

Datong Sun via nginx-devel 351 December 01, 2016 04:18AM

Re: Why not remove UNIX domain socket before bind

Alexey Ivanov 334 December 01, 2016 04:22AM

Re: Why not remove UNIX domain socket before bind

Maxim Dounin 406 December 01, 2016 08:48AM



Sorry, you do not have permission to post/reply in this forum.

Online Users

Guests: 318
Record Number of Users: 8 on April 13, 2023
Record Number of Guests: 500 on July 15, 2024
Powered by nginx      Powered by FreeBSD      PHP Powered      Powered by MariaDB      ipv6 ready