added full udhcp integration

2002-10-14 21:41:28 +00:00
parent 9060a73159
commit 61fb48930f
48 changed files with 4421 additions and 1597 deletions
--- a/networking/udhcp/ChangeLog
+++ b/networking/udhcp/ChangeLog
@@ -0,0 +1,246 @@
+0.9.8 (pending)
+ udhcp now fits nicely into busybox
+  (Glenn McGrath <bug1@optushome.com.au> as well as myself)
+ updated client manpage (me)
+ both client and server now use sockets for signal handling,
+  hopefully, this will be the last needed change in signal
+  handling, I'm fairly certain all the possible races are now
+  closed. (me)
+ The server now restarts the auto_time timer when it receives
+  a SIGUSR1 (write out config file). (me)
+ Improve signal handling (David Poole)
+ Fix to config file parsing (Matt Kraai)
+ Fix load lease logic (me)
+ Fix clear_lease logic (me)
+ -h is now an alias for -H (udhcp bug #1253)
+ Shorter timeout on not receiving offers (me)
+ Improved signal behavior by client (me)
+ Would never assign end address (Keith Smith <keith@ksmith.com>)
+ Was improperly reporting yiaddr as siaddr (ben-udhcp@bdlow.net)
+  udhcp bug#1256
+ Fixed reading of client id (David Poole <davep@portsmith.com>)
+ change sys_errlist[] to strerror() as it aparently doesn't exist
+  (andersee <andersee@codepoet.org>)
+ fixed get_raw_packet so it returns -2 on non fatal errors
+  (Ted Lemon <Ted.Lemon@nominum.com>)
+ Improved (hopefully) NAKing behavior (me)
+ Added -b option (Jouni Malinen)
+ Compute checksums correctly on big endian hosts 
+  (Jouni Malinen <jkmaline@cc.hut.fi>)
+
+0.9.7 (020526)
+ Use add_lease in read_leases, sanitizes leases more, and clears out exprired
+  ones if there is no more room (me)
+ Moved udhcpd.leases to /var/lib/misc/udhcpd.leases (Debian bug #147747)
+ Change (obsolete) AF_INET in arping.c to PF_PACKET (Debian bug #127049)
+ Added script hook for DHCPNAK (nak), as well as providing the message option
+  (me)
+ Generate the paramaters request list by seeing what options in options.c are
+  ored with OPTION_REQ in options.c
+ Fix dhcp renew forgetfullness on client (bug #1230)
+ Fix dhcp release bug on client (bug #1231)
+ Set option request list for DHCP renew (bug #1233)
+ Set BOOTREQUEST/REPLY properly
+ Change client-identifier field to popularly expected behavior (me)
+ Only reopen port on errors (me)
+ Change fork/close/setsid structures to daemon() (me)
+ Allow user to specify udhcpd config file at run time (Steven, me)
+ Write pidfile after changing it (Steven CTR Carr <Steven.CTR.Carr@tc.faa.gov>)
+ Added env var docs to udhcpc man page (Matt)
+ Standardized lowercase udhcp in documentation (me)
+ Accept packets without a UDP checksum (me)
+ Accept packets with extra garbage (me)
+ Better error handling in files.c (me)
+ Combined read_interface function to reduce COMBINED_BINARY size (me)
+ Drop calc_length(), some servers choke on smaller packets (me)
+ Try to clean some fat out (me)
+
+0.9.6 (011001)
+ Added bootp paramaters to server (me)
+ Added bootp paramaters to client (me)
+ Added vendor id to client (me)
+ Better pidfile handling in client and server (me)
+ Added man pages (Matt Kraai <kraai@alumni.carnegiemellon.edu>)
+
+0.9.5 (010914)
+ Fixed $HOME and $PATH env passing (me)
+ Fixed client to only listen for raw packets on correct interface (me)
+ added --quit,-q option to quit after a lease is obtained (me)
+ Fixed 100% CPU utilization by client when interface is down (me)
+
+0.9.4 (010827)
+ Force broadcast to broken clients that request unicast (ie, MSFT 98)
+ Make install rules (Adam J. Richter <adam@yggdrasil.com>)
+ One scripts, instead of many (Adam)
+ Removed script paramater info files (env vars only) (Adam)
+ Controlling of forking behavior in client (Adam)
+ General script.c/dhcpc.c cleanups (Adam)
+
+0.9.3 (010820)
+ Increased debugging verbosity (me)
+ Cut trailing whitespace when reading config file (me)
+ added hostname option to client (me)
+ fixed a strncpy bug in script.c (me)
+ fixed a leaky socket in dhcpc.c (me)
+ fixed a leaky socket in dhcpd.c (me)
+
+0.9.2 (010810)
+ Added raw sockets to client (me)
+ alignment fixes (Mark Huang)
+ compiler warning fixes (Mark Huang)
+ client now sends parameter list (Mark Huang/me)
+ added ipttl option
+ Does now not request broadcast packets
+
+0.9.1 (010806)
+ Added udhcpc client
+ reorganized functions/files
+ listening socket now only binds to one interface
+
+0.9.0 (010720) Major rewrite, current changes, goals:
+ should not segfault on bogus packets.
+ Options can be read from sname and file fields.
+ supports all DHCP messages (release, decline, inform).
+ IP block is now specified by a range of IP's.
+ Leases file now contains lease time (relative, or absolute).
+ Just about any DHCP option is now supported.
+ DNS entries are no longer read from resolv.conf
+ Lease file can be written periodically when the process receives a SIGUSR1
+ arpping should be supported on all arches.
+ support for DHCP relays.
+ DHCP messages can be unicast if the client requests it.
+ many, many, many other things.
+
+0.8.29 (000323)
+ stable(?) release
+
+
+0.8.28 (000323)
+ removed alarm as it was causing server to go down
+ removed debugging
+ break down dhcpd.c into manageable files
+
+
+0.8.27 (000221)
+ OFFER also sends gateway/subnet (for picky dhcp clients)
+ multiple DNS now handled from resolv.conf if available
+ multiple WINS (from dhcpd.conf)
+
+0.8.25 (000120)
+ now compiles *and* runs on a generic linux system
+	tested with a windows 98 client and the sample config
+	files in the samples directory.
+
+0.8.24 (000117)
+ makeiplist tool has basic functionality in place
+ new sample config files
+ route add -host 255.255.255.255 dev eth0 added for generic linux
+
+0.8.23 (000117)
+ NETtel specific fix for ignoring dhcp requests on 2nd interface
+
+0.8.22 (000113)
+ minor changes to compile under a generic linux system
+ minor config file location changes for a generic linux system
+ makeiplist fixes.. still incomplete.. but etting closer
+
+0.8.21 (000113)
+ now sends the correct server ip instead of hardcoded value
+ minor debugging fixes for critical messages
+
+0.8.20 (000106)
+ cut out dhcp server checking.. this was causing dialout ppp
+	sessions with idle time set to never time out.
+ also removed the 10 second pause before launching.. as this
+	was originally to stop it replying to a dhcp client
+	on a NETtel which was really a bad way to do it in the
+	first place :-)
+
+0.8.19 (000104)
+ fixes for route add -host on a machine that needs to run both
+	a DHCP client and server (dual eth box)
+
+0.8.18 (991220)
+
+ Race conditions fixed by disabling alarm whilst the server is busy
+ Fixed continous clearing of the offered array so that it is only cleared
+  when it is dirty - (could change the position of when dirty is set)
+
+0.8.17 (991212)
+
+- has problems clearing out the offered array
+
+0.8.16 (991203)
+ Non blocking error is changes to informational as it is not really
+  an error
+
+0.8.15 (991129)
+ Servs the dns field 3 times (Nettel only) so that windows servers
+  dont time out whilst nettel is booting
+
+0.8.14 (991126)
+ added owner check for the offered array so clean out time may be
+  increased
+ added new func to print out chadder/MAC
+
+0.8.13 (991125)
+ added win95 support (w95 changed xid halfway through conversation)
+ had to change the offered array to use hardware addresses instead of xid
+ fixed re offered bug
+ added more debugging
+
+0.8.12 (991111)
+ debugging was real bad.. cleaned up a bit.. needs overhaul
+
+
+0.8.11 (991110)
+ fixed up offeredAddr array to actually be used now!! offeredAddr is
+	used to see if another simultaneous connecting client was offered
+	an address that we are about to offer another client (multiple
+	client bug)
+ removed re_offered variable as it breaks multiple client support
+ added lease time to ACK -- doesn't work if in OFFER
+ decreased internal array clear delay to 60 seconds
+ minor findAddr bug (returning -1 instead of 0)
+ if clients xid already in offeredAddr offer the same addr and don't add a
+	new addr to offered (caused by a client issuing multiple DISCOVERs)
+
+0.8.10 (991105)
+ \n bug in arpping
+ minor debugging changes (removed printfs etc)
+ started browseiplist (not finished)
+
+0.8.9 (19991105)
+ fixed options array size bug (options were cut off)
+
+0.8.8 (19991105)
+ ignores requests from dhcpcd on the same machine
+
+0.8.7 (19991104)
+ don't die if we can't bind to search for existing DHCP server
+ slightly more verbose syslogging
+
+0.8.6 (19991103)
+ added makeiplist (not finished -- core dumps)
+ minor debug changes
+
+0.8.5 (19991029)
+ exits if another DHCP server is already on the network
+ added Linux Makefile
+
+0.8.4 (19991026)
+ minor bug fix in findaddr preventing an addr being found
+
+0.8.3 (19991025)
+ fixed up debugging
+ minor hwaddr issues
+
+0.8.2 (19991022)
+ free leases (new arpping code from dhcpcd)
+ fixed bug where crashes if no leases/iplist file
+ syslogging and debugging switch
+ serve DNS from resolv.conf
+ fixed bug where new lease added if same mac offered
+ now checks the ip is free b4 offering
+ now supports wins server
+