1 * Thu Dec 9 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.13
2 - Better cluster master collision resolution: keep a counter of state
3 changes, propagated in the heartbeats; the master with the highest #
4 of changes (that has kept in contact with the LAC through the
6 - Skip newlines in ringbuffer messages to CLI.
7 - Drop "Session N is closing" message level to 4; don't process PPPIP
9 - Use gzip --best for man pages, include pid_file in sample
10 startup-config (from Jonathan's Debian package patches).
11 - Read multiple packets off cluster_sockfd as well as udpfd, tunfd in an
12 attempt to avoid losing the cluster in high load (DoS) conditions.
14 * Wed Dec 1 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.12
15 - The "This time, for sure!" release.
16 - Fix throttlectl plugin argument parsing.
18 * Wed Dec 1 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.11
19 - Don't send a RADIUS start record when ungardening on shutdown.
21 * Wed Dec 1 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.10
22 - Fix byte ordering of LCP header length (thanks Yuri).
23 - Increase ip_conntrack_max due to dropped packets.
25 * Tue Nov 30 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.9
26 - Revise CCP, send ConfigReq once only.
27 - Don't copy the old buffer into Config{Nak,Rej} LCP responses (oops);
28 add length checks when appending.
29 - Do copy the identifier from the request and update length.
30 - Have makeppp print a backtrace on overflow.
31 - Check control serial before clearing window, prevents looping tunnel
32 setup in some instances.
33 - Implement named access-lists which may be applied to a session
34 either via Filter-Id RADIUS responses, or using the CLI.
35 - Drop ip address from LOG.
36 - autothrottle: revise parsing; ignore lcp:interface-config avpairs
37 which don't start with serv[ice-policy].
40 * Sat Nov 20 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.8
41 - Ignore gateway address in Framed-Route (from Jonathan McDowell).
42 - Don't route Framed-IP-Address if contained in a Framed-Route.
43 - Call sessionshutdown() when a tunnel is dropped rather than
44 sessionkill() to ensure that RADIUS stop records are sent.
45 - Cleanup: make a bunch of global functions/variables static.
46 - Remove reference to old -a command line argument.
47 - Add l2tpns(8) and nsctl(8) manpages from Jonathan McDowell.
48 - Add startup-config(5) manpage.
49 - Revise nsctl to allow arbitrary strings/args to be passed to plugins.
50 - Add snoopctl, throttlectl plugins.
51 - Fix deletion from linked list.
52 - Allow LCP re-negotiation after connection completes (thanks Yuri).
54 * Mon Nov 15 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.7
55 - Fix socket creation in host_unreachable() (thanks to Bjørn Augestad)
56 - Don't assume BGP peer sends back negotiated hold time, pick smallest
58 * Thu Nov 11 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.6
59 - Make BGP keepalive/hold time configurable
60 - Revise BGP config to use "router bgp AS" syntax (requires libcli >= 1.8.2)
62 * Tue Nov 9 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.5
63 - Handle routing properly in lone-master case
64 - Fix intercepts: don't double-snoop throttled customers, ensure
65 byte/packet counts are only updated once
66 - Add a callback to allow plugins to fetch values from the running config
68 * Mon Nov 8 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.4
69 - Added setrxspeed plugin
70 - Added peer_address config option
71 - Rename wrapper macros to LOG()/LOG_HEX(), use p->log() in plugins
72 - Replace some PPP{PAP,CHAP} magic numebrs with constants
73 - Nak asyncmap (unless == 0)
74 - Bundle ConfigRej options
75 - Clean up initlcp handling
77 * Wed Nov 3 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.3
78 - Added support for hidden AVPs by Robert Clark
79 - l2tpns-chap-response.patch from Robert Clark
80 - Merge l2tpns-config-hostname.patch from Robert Clark
81 - l2tpns-dont-timeshift-unidirectional-traffic.patch from Robert Clark - Dump accounting data if cin OR cout is non-zero
82 - Don't write accounting files if no accounting dir is set - Yuri
83 - Fix checking for mmap success
84 - Renegotiate MRU - Yuri
85 - Take LCP ConfigReq length from the packet length field - Yuri
86 - Hostname set via command line not config
87 - Make number of throttle buckets configurable
88 - Shared_malloc returns NULL on failure
90 - Unfsck 4->8 indenting change
91 - Use 2 seperate u16 values for throttle rate in/out
92 - Defer adding radius fds to the select loop until become_master
94 * Thu Sep 02 2004 David Parrish <david@dparrish.com> 2.0.2
95 - Combined LCP patches from Iain and Yuri. This should allow Windows 2k/XP
96 clients to connect, as well Linksys DSL modems.
97 - Apply patch to fix -v option from Juergen Kammer.
98 - Makefile fix from Juergen Kammer to not overwrite existing config files on
100 - Configurable radius port patch from Juergen Kammer.
101 - Send my_address if no bind_address when doing IPCP
102 - Write pid file if filename is set
103 - Add startup script and monitor script from Yuri
104 - Some logging correctness fixes from Iain Wade
105 - Add support for LCP Ident and CallBack (rejection only) from Yuri
106 - Initiate LCP if not attempted by the client, or in renegotiation - Yuri
107 - Indentation and style cleanups
108 - Per-user upload and download throttle rates - Yuri
109 - Make autothrottle.so understand cisco lcp:interface-config - Yuri
110 - Show filter stats in show session - Yuri
111 - Cleanup from Michael to change sid to unique_id
112 - Add plugin to remove domain name from auth requests
113 - Add .spec file for RPM generation
115 * Tue Jul 13 2004 Brendan O'Dea <bod@optusnet.com.au> 2.0.1
116 - Update INSTALL, Docs/manual.html documentation.
117 - Add INTERNALS documentation.
118 - Add lock_pages option.
119 - TerminateAck fix from Yuri
120 - Adject cli_loop args for libcli 1.8.0
121 - Allow for backward compatabity in C_PING packets
122 - Don't send RADIUS stop messages from sessionshutdown when called from
125 - Fix for LASTSEEN breakage: don't do anything in the CLI other than
126 flag changes to be made by the parent.
127 - Split out master parts from cluster_check_master() into cluster_check_slaves().
128 - Set hostname in CLI prompt.
129 - Make cluster_hb_interval work; include interval/timeout in heartbeats
130 so that a change on the master is propagated immediately to the slaves.
131 - Use fast heartbeats when there are slaves not up to date.
132 - Ensure basetime of shut down master is set to zero (prevent delayed election).
133 - Fix radius session leak on IPCP timeout.
134 - Fix some off-by-one errors in tunnel/session loops.
135 - Add "limp along" fix for when a slave drops temporarily from the mcast group.
136 - Rename l2tpns.cfg as startup-config to match CONFIGFILE.
137 - Update cli callbacks to work with libcli 1.6.
138 This supports privileged and unprivileged commands, as well as a configuration
140 - Add help for all cli commands.
141 - Add "show version" command.
142 - Fix uptime counter display.
143 - Fix nasty bug where cluster basetime can be set to 0 when sending initial
145 - Don't rmmod ip_conntrack, as this can take a lot of time.
146 - Re-order logging in routeset such that the action is given before any error.
147 - Use the correct gateway address when deleting routes.
148 - Remove any routes when address changes.
149 - Require authentication if telnet from remote ip.
150 - Require enable password always.
151 - Return error if show pool done on slave.
152 - We MUST immediately exit if we're the wrong master!
154 * Wed Jun 23 2004 David Parrish <david@dparrish.com> 2.0.0
156 - Completely replace active/standby clustering with a new peer-to-peer
157 clustering method which allows much greater throughput and is a lot more fault
159 - Add internal tbf implementation for throttling without relying on tc and
161 - Add support for iBGP and eBGP to advertise routes
162 - Add cli commands "show cluster", "show bgp", "show ipcache", "show throttle",
163 "show tbf", "suspend bgp", "restart bgp", "show user"
164 - Interception destination must be set per-user
165 - If SMP machine, allow use of SCHED_FIFO, which should improve performance
166 - Added config option to send GARP at startup
167 - Added plugin_become_master and plugin_new_session_master plugin hooks
168 - Remove useless sessionsendarp(). This isn't needed now that we are using TUN
170 - ICMP rate limiting so not every unreachable packet is replied with an ICMP
172 - mangle table is not required on anything but the cluster master, so slaves
173 will drop the mangle table and attempt to unload the ip_conntrack module
174 - Statically assigned IP addresses (by Radius) work now
175 - Add -d command-line flag to detach and become a daemon
176 - Configuration file is now "/etc/l2tpns/startup-config"
177 - Reduced MIN_IP_SIZE to 0x19 to stop a pile of Short IP warnings
178 - Resend initial IPCP request until it's acknowleged by the client
179 - Better radius session cleanup logic
180 - Many miscellaenous bugfixes and performance enhancements
181 - Thanks to Michael O'Reilly and Brendan O'Dea for most of these new features
183 * Mon May 24 2004 David Parrish <david@dparrish.com> 1.2.0
184 - Fix SEGFAULT in garden module
185 - Use multiple radius sockets to allow more concurrent authentication requests
186 - Add username parameter to "show users" command
187 - Fix counting tunnel rx errors as tunnel tx errors
188 - Add "show throttle" command
189 - Add gcc __attribute__ to logging functions
190 - Fix warnings shown by __attribute__
191 - Make sure regular cleanup happens regularly under high load
192 - Add variable cleanup_interval for changing cleanup interval
193 - Add support for reading more than one packet per fd in each processing loop
194 - This is configurable with the multi_read_count variable
195 - Remove segv handler so core dumps can happen
196 - Use nonblocking sockets
197 - Increase tun queue length
198 - Fix minimum length of IP packets
199 - Remove per-packet plugin hooks (they are slow)
200 - Don't drop session if no free RADIUS
201 - Don't expire more than 1000 sessions per cleanup interval
202 - Remove -a and -c command-line options. They don't work anyway
203 - Don't require file: in log_filename
204 - Bump version to 1.2.0
205 - Check return code when throttling users
207 * Mon Apr 5 2004 David Parrish <david@dparrish.com> 1.1.1
208 - Don't mention configure anymore, it's not used
209 - Added the autosnoop and autothrottle modules
210 - Don't default to using a htb for the class root
212 * Fri Mar 5 2004 David Parrish <david@dparrish.com> 1.1.0
213 - Change all strcpy() calls to strncpy() to avoid buffer overflow potential
214 - Add ICMP host unreachable support
215 - Logging to syslog if log_file = "syslog:facility"
216 - Now requires libcli 1.5
217 - All configuration moves to a config structure
218 - Ability to modify and write config on the fly through command-line interface
219 - Config file support is removed, and now handled by the cli
220 - Show hostname in cli prompt
221 - Keep current state type for tunnels
222 - Add uptime command do CLI, which also shows real-time bandwidth utilisation
223 - Add goodbye command to cluster master, which forces droppping a slave
224 - Cache IP address allocation, so that reconnecting users get the same address
225 - Fix tunnel resend timeouts, so that dead tunnels will be cleaned up
226 - Allocate tunnels and radius without using a linked list which had issues
227 - Fix some off-by-one errors in tunnel and session and radius arrays
228 - Save and reload ip address pool when dieing
229 - Check version and size of reloaded data when restarting
230 - Remove plugin_config support
231 - Remove old support for TBF which didn't work anyway. HTB is required to do throttling now.
232 - Add COPYING and Changes files