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Commit Graph

29 Commits

Author SHA1 Message Date
Brian Somers
057f1760a8 Make ppp WARNS=5 clean 2004-09-05 01:46:52 +00:00
Brian Somers
de59e178aa o Clean up some #includes
o Bump version number to 3.0.4
o When talking to a RADIUS server, provide a NAS-Port-Type.

  When the NAS-Port-Type is Ethernet, provide a NAS-Port value equal
  to the SESSIONID from the environment in direct mode or the
  NGM_PPPOE_SESSIONID message in other modes.  If no SESSIONID is found,
  default to the interface index in client mode or zero in server mode.

  When the NAS-Port-Type is ISDN, set the NAS-Port to the minor number
  of the physical device (ie, the N in /dev/i4brbchN).

  This makes it easier for the RADIUS server to identify the client
  WRT accounting data etc.

Prompted by:	lsz8425 <lsz8425@mail.cd.hn.cn>
2002-05-14 12:55:39 +00:00
Brian Somers
fb11a9c23d Merge the NETGRAPH branch into HEAD. tty devices now use netgraph's line
discipline to do the async escaping, but no other benefits are available yet.

Change ``ifdef HAVE_DES'' to ``ifndef NODES'' for consistency.

Make the Makefile a little more sane WRT RELEASE_CRUNCH.
2002-03-30 12:30:09 +00:00
Brian Somers
c8b9fb53a1 Handle hardware-imposed MTU/MRU limitations. PPPoE will no longer
allow MRU/MTU negotiations to exceed 1492.

Add an optional ``max'' specifier to ``set m[rt]u'', ie.

	set mtu max 1480

Bump the ppp version number.

Sponsored by:	Monzoon Networks AG and FreeBSD Services Limited
2001-06-18 14:59:36 +00:00
Brian Somers
68602c3ee0 Make -DNOSUID (or -DPPP_NOSUID) possible to build ppp without SUID
capabilities.
2000-08-18 00:01:44 +00:00
Brian Somers
a1bc3dccac Correct PPPoE in multi-link mode
Submitted by: jason@OpenBSD.org
2000-06-22 20:51:03 +00:00
Brian Somers
07e4efad3d Remove an unused variable 2000-05-26 08:29:11 +00:00
Brian Somers
d9626e9459 Honour `set speed sync'' and `set device !program'' when
used together by creating a SOCK_DGRAM socketpair() between
the processes.

Be polite when closing !program links and send a HUP to the
process.  This makes ssh tunnels over unreliable media (such
as via httptunnel) reconnect properly.
2000-05-24 09:05:58 +00:00
Brian Somers
3ce91245fc Do some vfork() trickery so that the parent can determine
if the childs exec() has succeeded or failed by taking advantage
of the fact that both processes share the same memory.

FWIW:
  I tried to implement this by doing a pipe(), setting the
  write desciptors close-on-exec flag in the child and writing
  errno to the descriptor if the exec() fails.  The parent can
  then ``if (read()) got errno else exec worked''.

  This didn't work though - the child could write() to fd[1] on
  exec failure, but the parent got 0 trying to read() from fd[0] !
  Is this a bug in execve() ?
2000-03-22 03:01:53 +00:00
Brian Somers
8e7bd08ea4 Correct some typos introduced in the descriptor -> fdescriptor change. 2000-03-14 01:47:07 +00:00
Brian Somers
f013f33ee2 To avoid namespace polution in NetBSD:
``struct descriptor'' -> ``struct fdescriptor''
2000-03-14 01:46:09 +00:00
Brian Somers
e7d008b4bd Add a few missing #includes 1999-12-30 03:40:29 +00:00
Brian Somers
a19a5c023d Correct usages of getuid() and geteuid()
Pointed out by: billf
1999-12-30 03:36:11 +00:00
Brian Somers
5b78bdf8aa Don't allowt '#' as a comment when it's embedded in quotes:
set something "xxx yyy # zzz" aaa

shouldn't be interpreted as

  set something "xxx yyy" aaa
1999-12-27 11:43:31 +00:00
Brian Somers
abab7303b5 Don't munge ``set dial|login|logout|hangup'' arguments before
ExpandString() has a chance to do its own substitutions.
1999-12-22 21:48:12 +00:00
Brian Somers
c39aa54ec8 Notice and warn about unterminated quoted strings in commands.
The entire command is ignored if the syntax is invalid...
1999-12-20 20:30:02 +00:00
Brian Somers
fdc29d54a4 Change ``set cd'' so that its default value is device specific. The
default is still 1 second for ttys, but is now 6 seconds for i4b (ISDN)
devices and 5 seconds for ethernet (PPPoE) devices.
1999-11-26 22:44:33 +00:00
Brian Somers
87c3786e7f Support PPPoE
Help (lots) from: julian, archie
Facilities from: ahebert@pubnix.net
1999-11-06 22:50:59 +00:00
Brian Somers
b9391689ee Back out the bogus #ifdef __NetBSD__ #include <signal.h> lines.
The original report was due to a mis-installation of the NetBS
header files :-/

Submitted by:	 Kazuyoshi Kato <kazk@yyy.or.jp>
1999-09-21 19:37:00 +00:00
Brian Somers
7e795ebe38 NetBSD has moved ``extern int errno;'' to signal.h :-/
Submitted by:	Kazuyoshi Kato <kazk@yyy.or.jp>
1999-09-20 07:36:46 +00:00
Peter Wemm
97d92980a9 $Id$ -> $FreeBSD$ 1999-08-28 01:35:59 +00:00
Brian Somers
44e73c1254 Set the close-on-exec flag for all unused descriptors when
exec()ing other programs.
1999-08-17 14:59:05 +00:00
Brian Somers
eb6e5e05f9 Add ISDN support via isdnd & i4b. This requires version
0.81.1 of the i4b code - namely support of the I4B_VR_REQ
ioctl via the i4brbchX device.

Ppp controls the phone number, but idle timers and
SYNC/RAW decisions are still made by isdnd (in isdnd.rc).

This involves a new datalink state machine phase.  The
``wait for carrier'' phase happens after dialing but
before logging in.  The whole dial state should really
be abstracted so that each device type can deal with it
in its own way (thinking about PPPoE) - but that'll have
to wait.

The ``set cd'' symantics remain the same for tty devices,
but we now delay until we either get CD or timeout waiting
(at which time we drop the link if we require CD).

For i4b devices we always insist on carrier.

Thanks to hm@ for his help, and especially for pointing out
that I *don't* need to re-implement isdnd (that was a huge
waste of time !) :-]
1999-08-06 20:04:08 +00:00
Brian Somers
8fb106c674 Use the correct pid when substituting PROCESSID.
Problem reported by: Amedeo Beck Peccoz <gea@gressoney.it>
1999-06-09 08:47:36 +00:00
Brian Somers
f5a99677a3 Correct the way ppp transfers links on the server side in MP
mode by padding out the ``struct device'' to the maximum
device size.
Bump the ppp version number to indicate the transfer format
change.

This should make MP over tty and udp devices functional again.
1999-06-05 21:36:00 +00:00
Brian Somers
e6923505ee Increase the length of an individual device name to LINE_LEN.
Adjust the base physical device name correctly after a link
transfer (allowing correct multilink callbacks).
1999-06-01 19:08:59 +00:00
Brian Somers
acbd1f00fd Correct the ``ignoring sync/async'' warnings so that they show
up with the correct device type.
Reassign the correct tcpdevice or execdevice after transfering
a link in MP server mode.
1999-05-24 16:39:17 +00:00
Brian Somers
6815097bf7 Allow `host:port/udp'' devices and support `host:port/tcp'' as
being the same as the previous (still supported) ``host:port''
syntax for tcp socket devices.

A udp device uses synchronous ppp rather than async, and avoids
the double-retransmit overhead that comes with ppp over tcp (it's
usually a bad idea to transport IP over a reliable transport that
itself is using an unreliable transport).  PPP over UDP provides
througput of ** 1.5Mb per second ** with all compression disabled,
maxing out a PPro/200 when running ppp twice, back-to-back.

This proves that PPPoE is plausable in userland....

This change adds a few more handler functions to struct device and
allows derivations of struct device (which may contain their own
data etc) to pass themselves through the unix domain socket for MP.
** At last **, struct physical has lost all the tty crud !

iov2physical() is now smart enough to restore the correct stack of
layers so that MP servers will work again.

The version number has bumped as our MP link transfer contents have
changed (they now may contain a `struct device').

Don't extract the protocol twice in MP mode (resulting in protocol
rejects for every MP packet).  This was broken with my original
layering changes.

Add ``Physical'' and ``Sync'' log levels for logging the relevent
raw packets and add protocol-tracking LogDEBUG stuff in various
LayerPush & LayerPull functions.

Assign our physical device name for incoming tcp connections by
calling getpeername().

Assign our physical device name for incoming udp connections from
the address retrieved by the first recvfrom().
1999-05-12 09:49:12 +00:00
Brian Somers
5d9e610366 o Redesign the layering mechanism and make the aliasing code part of
the layering.

  We now ``stack'' layers as soon as we open the device (when we figure
  out what we're dealing with).  A static set of `dispatch' routines are
  also declared for dealing with incoming packets after they've been
  `pulled' up through the stacked layers.

  Physical devices are now assigned handlers based on the device type
  when they're opened.  For the moment there are three device types;
  ttys, execs and tcps.

o Increment version number to 2.2
o Make an entry in [uw]tmp for non-tty -direct invocations (after
  pap/chap authentication).
o Make throughput counters quad_t's
o Account for the absolute number of mbuf malloc()s and free()s in
  ``show mem''.
o ``show modem'' becomes ``show physical''.
1999-05-08 11:07:56 +00:00