Re: [systemd-devel] Does socket activation block a TCP port for listening by other processes?

2015-07-22 Thread Lennart Poettering
On Tue, 21.07.15 16:39, Florian Weimer (fwei...@redhat.com) wrote: On 07/21/2015 01:52 PM, David Herrmann wrote: Hi On Tue, Jul 21, 2015 at 1:37 PM, Florian Weimer fwei...@redhat.com wrote: We have quite a zoo of services which listen on localhost, on a fixed TCP port, for use by

Re: [systemd-devel] Does socket activation block a TCP port for listening by other processes?

2015-07-22 Thread Lennart Poettering
On Tue, 21.07.15 13:37, Florian Weimer (fwei...@redhat.com) wrote: We have quite a zoo of services which listen on localhost, on a fixed TCP port, for use by local clients. The canonical example is PostgreSQL on 5432/TCP, for the benefit of Java clients (which cannot use the UNIX domain

[systemd-devel] Does socket activation block a TCP port for listening by other processes?

2015-07-21 Thread Florian Weimer
We have quite a zoo of services which listen on localhost, on a fixed TCP port, for use by local clients. The canonical example is PostgreSQL on 5432/TCP, for the benefit of Java clients (which cannot use the UNIX domain socket). This has the obvious issue that if a local attacker crashes the

Re: [systemd-devel] Does socket activation block a TCP port for listening by other processes?

2015-07-21 Thread David Herrmann
Hi On Tue, Jul 21, 2015 at 1:37 PM, Florian Weimer fwei...@redhat.com wrote: We have quite a zoo of services which listen on localhost, on a fixed TCP port, for use by local clients. The canonical example is PostgreSQL on 5432/TCP, for the benefit of Java clients (which cannot use the UNIX

Re: [systemd-devel] Does socket activation block a TCP port for listening by other processes?

2015-07-21 Thread Florian Weimer
On 07/21/2015 01:52 PM, David Herrmann wrote: Hi On Tue, Jul 21, 2015 at 1:37 PM, Florian Weimer fwei...@redhat.com wrote: We have quite a zoo of services which listen on localhost, on a fixed TCP port, for use by local clients. The canonical example is PostgreSQL on 5432/TCP, for the