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mirror of https://git.FreeBSD.org/src.git synced 2024-12-15 10:17:20 +00:00

Added my 'ddial' patches to user-PPP. The new mode tries it's darndest

to keep the link up, so it re-dials whenever it detects the link go
down.  This is useful for 'dedicated' links who use PPP.

It's been used for over a year w/out problems at different sites.
This commit is contained in:
Nate Williams 1996-12-03 21:38:52 +00:00
parent 2be5d4cba8
commit 680026d67a
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=20120
6 changed files with 52 additions and 16 deletions

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@ -17,7 +17,7 @@
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* $Id: command.c,v 1.23 1996/10/12 16:20:28 jkh Exp $
* $Id: command.c,v 1.24 1996/10/13 15:05:14 sos Exp $
*
*/
#include <sys/types.h>
@ -102,7 +102,9 @@ IsInteractive()
{
char *mes = NULL;
if (mode & MODE_AUTO)
if (mode & MODE_DDIAL)
mes = "Working in dedicated dial mode.";
else if (mode & MODE_AUTO)
mes = "Working in auto mode.";
else if (mode & MODE_DIRECT)
mes = "Working in direct mode.";

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@ -15,7 +15,7 @@
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* $Id: defs.h,v 1.3 1995/09/02 17:20:51 amurai Exp $
* $Id: defs.h,v 1.4 1995/10/08 14:57:28 amurai Exp $
*
* TODO:
*/
@ -59,6 +59,7 @@
#define MODE_AUTO 2 /* Auto calling mode */
#define MODE_DIRECT 4 /* Direct connection mode */
#define MODE_DEDICATED 8 /* Dedicated line mode */
#define MODE_DDIAL 16 /* Dedicated dialing line mode */
#define EX_NORMAL 0
#define EX_START 1

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@ -17,7 +17,7 @@
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* $Id: ip.c,v 1.8 1996/01/30 11:08:33 dfr Exp $
* $Id: ip.c,v 1.9 1996/05/11 20:48:25 phk Exp $
*
* TODO:
* o Return ICMP message for filterd packet
@ -53,7 +53,7 @@ static void IdleTimeout()
void
StartIdleTimer()
{
if (!(mode & MODE_DEDICATED)) {
if (!(mode & (MODE_DEDICATED|MODE_DDIAL))) {
StopTimer(&IdleTimer);
IdleTimer.func = IdleTimeout;
IdleTimer.load = VarIdleTimeout * SECTICKS;
@ -74,7 +74,7 @@ StopIdleTimer()
static void
RestartIdleTimer()
{
if (!(mode & MODE_DEDICATED) && ipKeepAlive ) {
if (!(mode & (MODE_DEDICATED|MODE_DDIAL)) && ipKeepAlive ) {
StartTimer(&IdleTimer);
ipIdleSecs = 0;
}

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@ -17,7 +17,7 @@
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* $Id: main.c,v 1.21 1996/10/07 04:21:00 jkh Exp $
* $Id: main.c,v 1.22 1996/10/12 16:20:32 jkh Exp $
*
* TODO:
* o Add commands for traffic summary, version display, etc.
@ -213,7 +213,8 @@ int signo;
void
Usage()
{
fprintf(stderr, "Usage: ppp [-auto | -direct | -dedicated] [system]\n");
fprintf(stderr,
"Usage: ppp [-auto | -direct | -dedicated | -ddial ] [system]\n");
exit(EX_START);
}
@ -232,6 +233,8 @@ ProcessArgs(int argc, char **argv)
mode |= MODE_DIRECT;
else if (strcmp(cp, "dedicated") == 0)
mode |= MODE_DEDICATED;
else if (strcmp(cp, "ddial") == 0)
mode |= MODE_DDIAL|MODE_AUTO;
else
Usage();
optc++;
@ -303,9 +306,10 @@ char **argv;
printf("Interactive mode\n");
netfd = 0;
} else if (mode & MODE_AUTO) {
printf("Automatic mode\n");
printf("Automatic Dialer mode\n");
if (dstsystem == NULL) {
fprintf(stderr, "Destination system must be specified in auto mode.\n");
fprintf(stderr,
"Destination system must be specified in auto or ddial mode.\n");
exit(EX_START);
}
}
@ -344,7 +348,7 @@ char **argv;
Cleanup(EX_START);
}
if ((mode & MODE_AUTO) && DefHisAddress.ipaddr.s_addr == INADDR_ANY) {
fprintf(stderr, "Must specify dstaddr with auto mode.\n");
fprintf(stderr, "Must specify dstaddr with auto or ddial mode.\n");
Cleanup(EX_START);
}
}
@ -389,7 +393,7 @@ char **argv;
snprintf(pid_filename, sizeof (pid_filename), "%s/PPP.%s",
_PATH_VARRUN, dstsystem);
unlink(pid_filename);
sprintf(pid, "%d\n", getpid());
sprintf(pid, "%d\n", (int)getpid());
if ((fd = open(pid_filename, O_RDWR|O_CREAT, 0666)) != -1)
{
@ -664,6 +668,13 @@ DoLoop()
for (;;) {
FD_ZERO(&rfds); FD_ZERO(&wfds); FD_ZERO(&efds);
/*
* If the link is down and we're in DDIAL mode, bring it back
* up.
*/
if (mode & MODE_DDIAL && LcpFsm.state <= ST_CLOSED)
dial_up = TRUE;
/*
* If Ip packet for output is enqueued and require dial up,
* Just do it!

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@ -1,5 +1,5 @@
.\" manual page [] for ppp 0.94 beta2 + alpha
.\" $Id: ppp.8,v 1.18 1996/10/06 13:32:33 jkh Exp $
.\" $Id: ppp.8,v 1.19 1996/10/31 19:55:05 joerg Exp $
.Dd 20 September 1995
.Os FreeBSD
.Dt PPP 8
@ -9,7 +9,7 @@
Point to Point Protocol (aka iijppp)
.Sh SYNOPSIS
.Nm
.Op Fl auto | Fl direct | Fl dedicated
.Op Fl auto | ddial | dedicated | direct
.Op Ar system
.Sh DESCRIPTION
This is a user process
@ -53,6 +53,13 @@ will act as a daemon and wait for a packet to be sent over the
link. When this happens, the daemon automatically dials and establishes the
connection.
In almost the same manner ddial mode (dedicated dialing or demon dialing)
also automatically dials and establishes the connection. However, it
differs in that it will dial the remote site any time it detects the
link is down, even if there are no packets to be sent. This mode is
useful for full-time connections who worry less about line charges
and more about being connected full time.
.It Supports server-side PPP connections.
Can act as server which accepts incoming
.Em PPP
@ -280,6 +287,8 @@ remote peer.
To play with demand dialing, you must use the
.Fl auto
or
.Fl ddial
option. You must also specify the destination label in
.Pa /etc/ppp/ppp.conf
to use. It should contain the
@ -293,6 +302,8 @@ command to define the remote peer's IP address. (refer to
When
.Fl auto
or
.Fl ddial
is specified,
.Nm
runs as a daemon but you can still configure or examine its

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@ -1,5 +1,5 @@
.\" manual page [] for ppp 0.94 beta2 + alpha
.\" $Id: ppp.8,v 1.18 1996/10/06 13:32:33 jkh Exp $
.\" $Id: ppp.8,v 1.19 1996/10/31 19:55:05 joerg Exp $
.Dd 20 September 1995
.Os FreeBSD
.Dt PPP 8
@ -9,7 +9,7 @@
Point to Point Protocol (aka iijppp)
.Sh SYNOPSIS
.Nm
.Op Fl auto | Fl direct | Fl dedicated
.Op Fl auto | ddial | dedicated | direct
.Op Ar system
.Sh DESCRIPTION
This is a user process
@ -53,6 +53,13 @@ will act as a daemon and wait for a packet to be sent over the
link. When this happens, the daemon automatically dials and establishes the
connection.
In almost the same manner ddial mode (dedicated dialing or demon dialing)
also automatically dials and establishes the connection. However, it
differs in that it will dial the remote site any time it detects the
link is down, even if there are no packets to be sent. This mode is
useful for full-time connections who worry less about line charges
and more about being connected full time.
.It Supports server-side PPP connections.
Can act as server which accepts incoming
.Em PPP
@ -280,6 +287,8 @@ remote peer.
To play with demand dialing, you must use the
.Fl auto
or
.Fl ddial
option. You must also specify the destination label in
.Pa /etc/ppp/ppp.conf
to use. It should contain the
@ -293,6 +302,8 @@ command to define the remote peer's IP address. (refer to
When
.Fl auto
or
.Fl ddial
is specified,
.Nm
runs as a daemon but you can still configure or examine its