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Revision: 1.150
Committed: Tue Oct 2 13:58:07 2012 UTC (11 years, 7 months ago) by root
Branch: MAIN
Changes since 1.149: +5 -0 lines
Log Message:
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File Contents

# User Rev Content
1 root 1.1 Revision history for AnyEvent::MP
2    
3 root 1.92 TODO: testsuite
4     TODO: intro: maybe simple job pool example?
5     TODO: intro: mention watchdog...
6 root 1.114 TODO: maybe disbale warnings by default?
7 root 1.121 TODO: listener-scopes (10.0.0.1:4040@vpn) and connect-scopes ("vpn,public")
8 root 1.149 TODO: document env-variable usage
9     TODO: make node objects responsible for keepalive?
10 root 1.92
11 root 1.100 faq: can't se anything
12     faq: all is asynch
13     faq: how to interface to non-perl nodes?
14    
15 root 1.128 TODO: check gproto, nproto, on connect
16 root 1.130 TODO: eg/*
17 root 1.132 TODO: #TODO##d# markers
18 root 1.149 TODO: limiting reconnecting speed when unreachable? somehow use same interval timers as for seeding and keepalive?
19 root 1.147 TODO: multiple profiles? also some default profiles?
20 root 1.149 TODO: export keepalive?
21 root 1.150 TODO: $guard = con $cb->($up)
22     TODO: kil $node - disconnect?
23     TODO: rand is seeded by 32 bits only
24     TODO: readline support
25     TODO: gleeco re: AE::MP::DataConn -
26 root 1.118 2
27     - INCOMPATIBLE CHANGE: the node protocol used by this version is not
28 root 1.121 compatible to versions <2 - you have to upgrade all nodes.
29 root 1.124 - INCOMPATIBLE CHANGE: many APIs have changed, see the section
30     "PORTING FROM VERSION 1" in the AnyEvent::MP manpage for details.
31 root 1.121 - AnyEvent::MP::Global is now optional - only seed nodes autoload it
32     and create a fully-meshed network with each other, normal nodes only
33     have to connect to seed nodes, other connections are on-demand.
34 root 1.118 - new "norc" and "force" options for MP::configure to ignore
35     or override the rc file.
36 root 1.116 - move seed code to Kernel.
37 root 1.136 - non-json receive framing was probably broken.
38 root 1.118 - fixed small typo in MP::Transport.
39     - fix (unused) provider-kv (version sometimes missing).
40     - reduce the default export list of MP::Kernel.
41 root 1.120 - reduced various random delays to zero, as they
42     are hopefully no longer needed with the new global
43     protocol.
44 root 1.148 - implement a secure mode that can suppress (some) code execution
45     requests.
46 root 1.122 - do not use GMP for generating alphanumeric strings even when
47     available, use a more tricky algorithm instead.
48 root 1.121 - anonymous node names and remote port names have been shortened
49     considerably.
50 root 1.136 - $AnyEvent::MP::Kernel::SRCNODE contains the node ID of the origin
51     node during message receives.
52 root 1.122 - aemp shell now supports "package" selection and offers an
53 root 1.138 $ECHO port you can send messages to.
54 root 1.122 - rely on perl rand() instead of using /dev/urandom when available, as
55     hopefully it is random enough.
56 root 1.123 - aemp shell no longer leaks one port per command.
57 root 1.125 - nodenames can contain %-escapes such as %n or %u.
58     - aemp now uses aemp/%n/%u as nodename.
59 root 1.143 - configure supports "eval", a small perl snippet to initialsie a node,
60     most useful in "aemp run eval ...".
61 root 1.124 - known_nodes is gone, it has little value, use all_nodes as
62     replacement.
63 root 1.125 - lots of small change and improvements.
64 root 1.134 - node_is_known has been removed.
65 root 1.129 - TRACE now shows the portid on SND.
66 root 1.145 - aggressively reduce number of external modules, to reduce
67     memory usage for nodes.
68 root 1.146 - rework most of the documentation.
69     - clean up MP::Kernel exports.
70 elmex 1.115
71 root 1.114 1.30 Thu Jun 30 11:30:39 CEST 2011
72     - connection errors at the right time would kill node
73     connections in a bad way (patch by Malcolm Studd).
74 root 1.107
75 root 1.113 1.29 Fri May 7 20:13:39 CEST 2010
76     - codename "Sadrak".
77 root 1.111 - fix error in callback at AnyEvent/MP/Global.pm line 339
78     (found by Sadrak).
79 root 1.108 - listener-less nodes had trouble sending keepalive
80 root 1.109 messages on write timeouts (found by Sadrak).
81     - the monitor guard could cause a memleak due
82     to autovivification if a mon was cleared after
83     the port was gone (analysed by Sadrak).
84 root 1.112 - do not overwrite the config file if we couldn't read it
85     for some reason (lesson demonstrated by Sadrak).
86 root 1.108
87 root 1.106 1.28 Thu Apr 1 21:23:54 CEST 2010
88 root 1.111 - accepted connections didn't correctly set up the SRCNODE
89 root 1.106 in some cases, leading to intra-node messages (such as monitoring)
90     to fail silently (great testcase by Sadrak).
91    
92 root 1.105 1.27 Sat Mar 20 21:11:16 CET 2010
93 root 1.101 - avoid exceptions in the transport code if the connection
94     fails during TLS negotiation.
95 root 1.102 - delay new address broadcasts in seednodes, to reduce the
96 root 1.103 likelyhood of nodes connecting at the same time, leading to
97 root 1.102 message loss.
98 root 1.104 - improve general message passing efficiency by 8%, and special
99     case json framing for a 50% speed increase.
100 root 1.99 - add hints how to interface to aemp nodes from other programming
101     languages using the aemp protocol in AnyEvent::MP::Transport
102     (it can really be quite simple).
103 root 1.100 - handle unsupported remote framings more gracefully.
104 root 1.99
105 root 1.98 1.26 Wed Dec 30 16:48:37 CET 2009
106 root 1.94 - INCOMPATIBLE CHANGE: the high-level node protocol changed,
107     all nodes need to upgrade.
108 root 1.93 - remote kil's did not work (reported by Eugene Grigoriev).
109 root 1.94 - documented monitor_timeout, connect_interval, auth_offer,
110     auth_accept, framing_format, autocork and nodelay options
111     and make them configurable via bin/aemp.
112 root 1.96 - some doc updates.
113     - remote kil's were not synchronous to message sends which affected
114     nobody, as remote kils were broken.
115 root 1.97 - remote mon/unmonitor requests were not synchronous to message
116     sends either sometimes, although it likely didnt matter.
117 root 1.92
118 root 1.91 1.24 Wed Dec 9 14:59:52 CET 2009
119 root 1.87 - codename "the foul egg".
120     - increased "unmonitored local port died" message level to 2, so
121     it is displayed by default now.
122 root 1.89 - generate random seed at configure time, not module loading time,
123     so fork&configure works as expected.
124 root 1.88 - decreased "seed"-related message priority in Global from 0 (d'oh)
125     to 9, as they are not signifcant.
126 root 1.85 - new experimental module AnyEvent::MP::DataConn to establish
127     additional data connections between nodes.
128 root 1.84 - bin/aemp now loads AnyEvent::Watchdog::Util before trying
129     to call restart.
130 elmex 1.86 - bin/aemp setcert didn't properly handle the filename argument.
131 root 1.90 - removed empty and unused timeout= parameter from protocol greeting.
132 root 1.44
133 root 1.82 1.23 Fri Nov 6 18:46:26 CET 2009
134 root 1.80 - listener-less nodes were misinformed by their masters about
135     the location of new nodes, and therefore didn't connect
136     properly in all cases.
137 root 1.81 - messages send during node-up processing could sometimes get lost,
138     which would hamper global's ability to mesh the network.
139     - fixed AnyEvent::MP::Global::grp_reg to return a guard also
140     in scalar context.
141     - fixed AnyEvent::MP::Kernel::mon_nodes to return a guard also
142     in scalar context.
143 root 1.79 - try to improve error reporting when automatically loading
144     a function - being unable to load a module will now
145     stop the process and report the error.
146 elmex 1.78
147 root 1.77 1.22 Sat Oct 17 03:41:47 CEST 2009
148     - fix two rcv-bugs: after adding a tagged rcv, the default
149     callback would not be used or changed anymore (reported
150     by Felix Antonius Wilhelm Ostmann, with apologies for
151     taking so long to releae the fix).
152 root 1.76 - added Coro::MP introduction to AnyEvent::MP::Intro.
153 root 1.75 - add peval function.
154    
155 root 1.74 1.21 Mon Oct 5 21:58:36 CEST 2009
156 root 1.72 - always delay kil messages.
157 root 1.74 - remote monitor requests were never cleaned up (found by
158     Sadrak and analysed by elmex).
159     - move $VERSION to AnyEvent::MP and AnyEvent::MP only.
160 root 1.72
161 root 1.71 1.2 Thu Oct 1 22:59:35 CEST 2009
162 root 1.70 - fix a rather big bug where message processing could be
163     inhibited completely.
164 root 1.65 - grp_mon could not return a guard due to a typo.
165 root 1.66 - implement primitive aemp shell.
166 root 1.67 - do not use bound address as listen length (reported by
167     Felix Antonius Wilhelm Ostman).
168 root 1.68 - no longer export an undefined "reg" function from AE::MP.
169 root 1.69 - the mon_guard return value no longer keeps an additional
170     reference to the passed refs.
171 root 1.65
172 root 1.64 1.1 Fri Sep 11 04:34:03 CEST 2009
173 root 1.63 - bumped the transport protocol to version 1 - sorry, but there
174     were too many bugfixes/changes.
175     - new function AnyEvent::MP::cal for simple rpc.
176 root 1.49 - renamed AnyEvent::MP::Global functions to grp_reg|get|mon.
177 root 1.63 - implemented monitoring for Global groups.
178 root 1.50 - removed all userspace time-outs from the transport, instead
179     rely on tcp retransmit timeouts and tcp keepalive.
180 root 1.48 - spawn now delays spawns on the local node artificially, so
181     it can return before invoking the init function.
182 root 1.55 - break endless recursion between ping-pong ports on the local
183     node after ~50 iterations.
184 root 1.47 - support JSON-encoded aemp arguments.
185 root 1.51 - added aemp restart.
186 root 1.52 - support for starting init functions with parameters added.
187 root 1.53 - data_format, auth_offer and auth_accept are now configurable, albeit
188     not documented.
189 root 1.54 - new service: AnyEvent::MP::LogCatcher.
190 root 1.58 - rely on perl srand'ing better than we could.
191     - try to backport to 5.8.2, unfortunately, recursive dependencies
192     rely on Module::Build, which fails at 5.8.7, so YMMV.
193     - use a vastly different reseeding strategy.
194 root 1.61 - use seed nodes to notify nodes about new nodes.
195 root 1.63 - in the case where a ndoe learns new addresses after it tried
196     connecting, prefer the new addrseses over the old ones.
197 root 1.46
198 root 1.45 1.0 Wed Sep 2 20:40:43 CEST 2009
199 root 1.44 - randomise more connection times, but reduce delay to 0.2s (seeds)
200     and 0.05s (normal connects).
201 root 1.45 - upgrade to and require AnyEvent::Watchdog 1.0.
202 root 1.36
203 root 1.42 0.95 Mon Aug 31 22:03:55 CEST 2009
204 root 1.43 - tutorial finally covers all the basics, maybe not optimally, but it
205     is covered.
206 root 1.38 - rename initialise_node to configure and accepts key => value
207     pairs for configuration.
208 root 1.33 - give aemp a full manpage.
209 root 1.30 - bin/aemp now expects comma-separated lists and supports multiple
210     subcommands.
211 root 1.31 - new aemp eval subcommand.
212 root 1.34 - new aemp parent subcommand.
213 root 1.31 - nodes get freed when no longer needed.
214 root 1.35 - support "*" hostname to specify all local interface addresses
215     (without localhost etc.).
216 root 1.38 - support "*" port to specify a dynamically-assigned port (which
217     is the default now).
218 root 1.32 - fix per-transport memory leak.
219 root 1.30
220 root 1.29 0.9 Sat Aug 29 18:47:45 CEST 2009
221     - tutorial was updated to reflect the current API, but
222 root 1.43 does not touch monitoring yet.
223 root 1.24 - got rid of noderefs and slave nodes entirely, introduce
224 root 1.25 free-text node identifiers and anonymous nodes.
225 root 1.26 - document security issues with tls_anon method and introduce
226     optional tls_md6_64_256 method.
227 root 1.23
228     0.8 Wed Aug 19 07:54:50 CEST 2009
229 root 1.22 - added AnyEvent::MP::Global service.
230 root 1.20 - support "package::" names as service names.
231 root 1.21 - many, many, many bugfixes and tweaks.
232 root 1.20
233 root 1.19 0.7 Sat Aug 15 01:18:51 CEST 2009
234     - sorry, another major API simplification.
235 root 1.17 - greatly improved aemp configuration abilities.
236     - introduced profile management.
237 root 1.18 - updated exmaples in eg/.
238     - added Kernel::snd_to_func.
239 root 1.16
240 root 1.14 0.6 Thu Aug 13 03:15:05 CEST 2009
241     - do away with .aemp-secret and use .perl-anyevent-mp as json config
242 root 1.13 file.
243 root 1.14 - introduce bin/aemp to configure nodes.
244 root 1.15 - too many changes to describe.
245 root 1.13
246 root 1.12 0.4 Sun Aug 9 18:05:49 CEST 2009
247 root 1.11 - API should now be really stable :)
248 root 1.8 - distinguish between resolved and unresolved noderefs.
249 root 1.6 - certificates in .aemp-secret are now supported.
250 root 1.9 - change port creation semantics.
251     - replace become_xxx by initialise_node.
252 root 1.10 - implement AE::MP::spawn.
253 root 1.11 - implement transport timeouts, monitoring, reconnecting.
254     - simplify and partially document the transport protocol.
255 root 1.6
256 root 1.5 0.1 Tue Aug 4 23:07:11 CEST 2009
257 root 1.6 - AnyEvent::MP API should be mostly stable by now.
258 root 1.5
259 root 1.3 0.02 Sun Aug 2 17:46:43 CEST 2009
260     - design has stabilised a bit, sitll unusable.
261    
262 root 1.2 0.01 Sat Aug 1 11:43:31 CEST 2009
263     - dummy upload to reserve namespace on CPAN.
264    
265 root 1.1 0.0 Thu Jul 30 06:10:15 CEST 2009
266     - original version, an AnyEvent::AIO clone.