Date: Sun, 27 Jan 2002 02:11:30 -0500 From: "Matthew Emmerton" <matt@gsicomp.on.ca> To: "Nick Rogness" <nick@rogness.net>, "Clemens Hermann" <haribeau@gmx.de> Cc: "BSD NET-List" <freebsd-net@FreeBSD.ORG> Subject: Re: natd restart Message-ID: <003c01c1a701$da5209e0$1200a8c0@gsicomp.on.ca> References: <Pine.BSF.4.21.0201270011300.6340-100000@cody.jharris.com>
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> On Sat, 26 Jan 2002, Clemens Hermann wrote:
>
> > Hi,
> >
> > Is there a way to get natd to reload the config-file without
> > terminating?
>
> There is a natd patch, running around here somewhere, that allows
> you to send a HUP signal to natd and have it reload the config.
>
> You will have to search the mailling list archive to find out
> who/what/when/where/why etc.
Here's the patch that I wrote some time ago. YMMV.
--
Matt Emmerton
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--- natd.c.orig Wed Aug 29 09:18:23 2001=0A=
+++ natd.c Wed Aug 29 18:00:25 2001=0A=
@@ -85,7 +85,7 @@=0A=
static void SetAliasAddressFromIfName (const char *ifName);=0A=
static void InitiateShutdown (int);=0A=
static void Shutdown (int);=0A=
-static void RefreshAddr (int);=0A=
+static void Refresh (int);=0A=
static void ParseOption (const char* option, const char* parms);=0A=
static void ReadConfigFile (const char* fileName);=0A=
static void SetupPortRedirect (const char* parms);=0A=
@@ -107,6 +107,7 @@=0A=
static int verbose;=0A=
static int background;=0A=
static int running;=0A=
+static char* nameConfigFile;=0A=
static int assignAliasAddr;=0A=
static char* ifName;=0A=
static int ifIndex;=0A=
@@ -297,7 +298,7 @@=0A=
siginterrupt(SIGTERM, 1);=0A=
siginterrupt(SIGHUP, 1);=0A=
signal (SIGTERM, InitiateShutdown);=0A=
- signal (SIGHUP, RefreshAddr);=0A=
+ signal (SIGHUP, Refresh);=0A=
/*=0A=
* Set alias address if it has been given.=0A=
*/=0A=
@@ -825,10 +826,12 @@=0A=
warn ("%s", msg);=0A=
}=0A=
=0A=
-static void RefreshAddr (int sig)=0A=
+static void Refresh (int sig)=0A=
{=0A=
if (ifName)=0A=
assignAliasAddr =3D 1;=0A=
+ if (nameConfigFile)=0A=
+ ReadConfigFile(nameConfigFile);=0A=
}=0A=
=0A=
static void InitiateShutdown (int sig)=0A=
@@ -1243,6 +1246,7 @@=0A=
=0A=
case ConfigFile:=0A=
ReadConfigFile (strValue);=0A=
+ nameConfigFile =3D strdup(strValue);=0A=
break;=0A=
=0A=
case LogDenied:=0A=
@@ -1286,6 +1290,8 @@=0A=
file =3D fopen (fileName, "r");=0A=
if (!file)=0A=
err(1, "cannot open config file %s", fileName);=0A=
+=0A=
+ syslog(LOG_INFO, "Using configuration in %s", fileName);=0A=
=0A=
while ((buf =3D fgetln(file, &len)) !=3D NULL) {=0A=
if (buf[len - 1] =3D=3D '\n')=0A=
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