On Mon, Jun 12, 2023 at 11:57:45PM -0700, Gurjeet Singh wrote:
> On Mon, Jun 12, 2023 at 10:59 PM Nathan Bossart
> <nathandboss...@gmail.com> wrote:
> > On Sat, May 27, 2023 at 03:17:21PM -0700, Gurjeet Singh wrote:
> > > If listen_addresses is empty, then server won't try to open any TCP/IP
> > > ports. The patch does not change any language related to that.
> >
> > Your proposed change notes that the server only starts if it can listen on
> > at least one TCP/IP address, which I worry might lead folks to think that
> > the server won't start if listen_addresses is empty.
>
> Perhaps we can prefix that statement with "If listen_addresses is not
> empty", like so:
I came up with a slightly modified doc patch, attached.
--
Bruce Momjian <br...@momjian.us> https://momjian.us
EDB https://enterprisedb.com
Only you can decide what is important to you.
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index f0a50a5f9a..872dcdf325 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -659,7 +659,13 @@ include_dir 'conf.d'
to it.
The default value is <systemitem class="systemname">localhost</systemitem>,
which allows only local TCP/IP <quote>loopback</quote> connections to be
- made. While client authentication (<xref
+ made. If <varname>listen_addresses</varname> is not empty,
+ the server will start if it can open a <varname>port</varname>
+ on at least one TCP/IP address. A warning will be emitted for
+ any TCP/IP address which cannot be opened.
+ </para>
+ <para>
+ While client authentication (<xref
linkend="client-authentication"/>) allows fine-grained control
over who can access the server, <varname>listen_addresses</varname>
controls which interfaces accept connection attempts, which
