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Author SHA1 Message Date
4f972bc623 Split off JSON-related function from ScriptInterface, clean up headers.
Follows 34b1920e7b.

JSON functions and ToString are movec to their own headers.
Also clean out a few PersistentRooted usage to use the 2-phase init to
clean up scriptInterface usage.

With these functions split off, we can finally clean out headers and
remove ScriptInterface.h from most of them, in favour of smaller and
more precise headers.


Take the opportunity to clarify some comments regarding Mutability.

Differential Revision: https://code.wildfiregames.com/D3961
This was SVN commit r25434.
2021-05-14 10:18:03 +00:00
113fefeeb7 Netcode: Identify controller client via a secret key
The 'controller' of an MP game (the host in general, though dedicated
servers would change that) is currently whoever first tells the server
that it is. This can be abused since it relies on trusting the clients.

This changes that logic: the server defines a 'controller secret', and
the first client to sent the correct controller secret is the
controller. This is safe assuming the secret is unknowable enough (the
current solution wouldn't pass strict cryptography tests, but it's
likely good enough).

Reverts 1a3fb29ff3, which introduced the 'trust the clients' mechanic,
as a change over 'the first local IP is controller'.

Necessary step towards dedicated server, if we want to use the regular
gamesetup (Refs #3556)

Differential Revision: https://code.wildfiregames.com/D3075
This was SVN commit r24952.
2021-02-27 17:44:59 +00:00
292d2c5d19 NetClient: don't LOGERROR when flushing messages while disconnected.
The NetClient code is now threaded, and this means it can try to flush
messages while 'knowingly' being disconnected.
This can be avoided by storing some state in NetClientSession

Improves 2d40068cd1, refs #3700

Differential Revision: https://code.wildfiregames.com/D3352
This was SVN commit r24616.
2021-01-15 07:54:55 +00:00
2d40068cd1 Thread the NetClient session.
This threads the netclient session, which avoids timeouts when the
main-thread is not polling (map creation, very long simulation frames).

Unlike the NetServer, which should be as independent as possible from
the main thread, the NetClient is fundamentally tied to the game thread.
Therefore, this only threads the session object.
To ensure good performance and ease-of-use, lock-free queues for
in/out-going messages are used.

This fixes artificial timeouts, while also improving actual ping reports
(since frame-time is no longer a factor).
It effectively reverts D1513/eda236522c and 2e7e1c0b2b, all hacks around
lag-timeouts (and bits of 1a3fb29ff3).

Based on a patch by: Stan
Comments by: Vladislavbelov
Fixes #3700, refs #3373

Differential Revision: https://code.wildfiregames.com/D2848
This was SVN commit r24518.
2021-01-06 15:26:11 +00:00
0817d5d715 Always inform clients why the server chose to disconnect them, i.e. stop using NDR_UNKNOWN as a disconnect reason when the reason is known and add a LOGWARNING for future authors.
Differential Revision: https://code.wildfiregames.com/D1561
Tested on: clang 8.0.1, Jenkins

This was SVN commit r22996.
2019-09-26 11:36:03 +00:00
eda236522c Prevent players from disconnecting during the loading screen by increasing the timeout tolerance to 60 seconds for that period, fixes #5163.
The NetClient runs in the main thread, so any part of the loading screen
consuming several seconds makes that client timeout.
This is a workaround because threading the NetClient would have prevent
these timeouts, refs #3700.
Coutnerintuitively, since enet timeout tolerance is proportional to the
latency, the better the connection of the player, the more likely it was
to drop on gamestart.

This problem became very frequent in Alpha 23, at least due to the Aura
bugfix 583b6ec625, AIInterface being particularly slow and that not
having been disabled yet in the loading screen resulting in additional
10 second freezes during the loading screen, even on empty maps, refs
#5200, 8e168f85e6.

Differential Revision: https://code.wildfiregames.com/D1513
Based on patch by: causative
This was SVN commit r21842.
2018-06-06 22:09:38 +00:00
2588682c09 In preparation of D1513, allow the NetClientSession to find out if it's the "Local Client", refs #5163.
For good practice, mention all members in the affected member
initializer list:
Add booelan m_IsLocalClient and u32 m_HostID to the member initializer
list (to not have them undefined, even though they are not read from
until they are set).
Add the strings m_GUID and m_UserName for completeness (even though the
default constructor is already called for strings).
Use nullptr instead of NULL for pointers.

Comments By: Vladislav
This was SVN commit r21841.
2018-06-06 21:17:01 +00:00
61261d14fc STUN + XMPP ICE implementation.
Allows lobby players to host games without having to configure their
router.

Differential Revision: https://code.wildfiregames.com/D364
Fixes #2305
Patch By: fcxSanya.
StunClient based on code by SuperTuxKart, relicensed with approval of
the according authors hilnius, hiker, Auria, deveee, Flakebi, leper,
konstin and KroArtem.
Added rfc5245 (ejabberd) support, a GUI option, refactoring and segfault
fixes by myself.

Tested By: user1, Sandarac, Sestroretsk1714, Vladislav, Grugnas,
javiergodas
Partially Reviewed By: leper, Philip, echotangoecho
This was SVN commit r19703.
2017-06-01 06:33:52 +00:00
08b23d0164 Sooner network timeout warnings.
Reviewed By: echotangoecho
This was SVN commit r19574.
2017-05-13 22:52:11 +00:00
7c21a0cf8e Header cleanup: profile.h is no longer unnecessarily included in scriptinterface.h but rather in the required .cpp files
This was SVN commit r18417.
2016-06-21 10:33:11 +00:00
62061557db Host on arbitrary UDP ports. Patch in cooperation with Imarok, fixes #3575.
This was SVN commit r18372.
2016-06-13 16:56:14 +00:00
883d1aaf48 Fix Windows build. Those includes in 1a3fb29ff3 didn't resolve properly on Windows, refs #3953.
This was SVN commit r18143.
2016-05-08 16:25:00 +00:00
1a3fb29ff3 Network cleanup, fixes #3953.
Don't compare for "127.0.0.1" to identify the host, but check for a new
boolean flag that is set by the client, refs #2854.
Remove an unneeded IP address conversion from u32 to string, refs #3241.

This was SVN commit r18140.
2016-05-08 11:46:19 +00:00
d3255168b9 enet backward-compatibility fix, refs #2854. Patch by texane, fixes #3863.
This was SVN commit r17960.
2016-03-27 23:27:37 +00:00
2e7e1c0b2b Prevent the local client of the host from becoming disconnected in case of lag, fixes #2854.
This was SVN commit r17772.
2016-02-18 13:10:59 +00:00
22f5b00fce Implement network-warnings, fixes #3264.
Shows a notification if the local client or other players connections
timeout or have bad latency.

This was SVN commit r17730.
2016-02-04 17:14:46 +00:00
ab16ddb256 Show a more specific disconnect-message in case the host closed the server. Refs #3264, #3570.
This was SVN commit r17710.
2016-01-25 12:56:30 +00:00
32da740f14 Allow kicking/banning players from gamesetup and session. Patch by elexis. Fixes #3241.
This was SVN commit r17217.
2015-11-11 02:05:23 +00:00
e02d7ad949 Automatically replace %hs/%ls with %s in CLogger format strings.
Everything is char* now, so we don't need to mess around with different
string types.

Done with:

  ag -ls 'LOG(MESSAGE|MESSAGERENDER|WARNING|ERROR)' source | xargs perl
-pi -e'1 while
s/(LOG(MESSAGE|MESSAGERENDER|WARNING|ERROR).*)%[hl]s/$1%s/g'

This was SVN commit r16187.
2015-01-22 20:36:24 +00:00
49e2ecea63 Automatically convert all CLogger format strings from wchar_t* to char*.
Done with:

  ag -ls 'LOG(MESSAGE|MESSAGERENDER|WARNING|ERROR)' source | xargs sed
-i 's/LOG\(MESSAGE\|MESSAGERENDER\|WARNING\|ERROR\)(L/LOG\1(/g'

This was SVN commit r16183.
2015-01-22 20:31:30 +00:00
0ec4242962 Detect and fix printf signedness errors. Fixes #1086, #1087.
This was SVN commit r10846.
2012-01-01 16:43:10 +00:00
09a02c96d5 Add initial code annotations for the new profiling tool
This was SVN commit r10466.
2011-11-04 01:35:50 +00:00
bfe2126a17 # Support rejoining multiplayer games after disconnection.
This was SVN commit r10437.
2011-10-27 16:46:48 +00:00
c2677b4bb0 Upgrade game and build system to ENet 1.3
This was SVN commit r9574.
2011-05-29 20:57:28 +00:00
4663ac0fe7 split debug_assert into ENSURE and ASSERT as discussed in a previous meeting.
the old debug_assert always ran and tested the expression, which slows
down release builds. wrapping them in #ifndef NDEBUG is clumsy. the new
ASSERT behaves like assert and ENSURE like the old debug_assert. Let's
change any time-critical but not-super-important ENSURE to ASSERT to
speed up release builds. (already done in bits.h and unique_range.h)

This was SVN commit r9362.
2011-04-30 13:01:45 +00:00
2fd6e2e8cc Fix some more warnings
This was SVN commit r8835.
2010-12-11 12:35:50 +00:00
5d764f1435 Run network server in a separate thread, to minimise latency.
Make some parts of logger and console thread-safe.
Simplify console: remove special commands; remove prefix for script
commands.
Remove LOG_ONCE, to simplify logger.
Change some code to use the new logger interface.
Fix OOS when revealing map.
Clean up some formatting.

This was SVN commit r8511.
2010-10-31 22:00:28 +00:00
4f1b7bb0e6 Complain more informatively about incorrect ENet versions
This was SVN commit r7897.
2010-08-10 21:49:33 +00:00
31699e830d Handle disconnections better.
Remove local sessions (just use ENet for everything instead) because
they add far too much complexity.
Fix memory leaks.

This was SVN commit r7706.
2010-07-06 19:54:17 +00:00
018f3d71d9 Partially fix network tests
This was SVN commit r7693.
2010-07-04 19:59:05 +00:00
c59e2c572b Add ENet stats to profile viewer.
This was SVN commit r7671.
2010-07-03 13:15:01 +00:00
051aa70940 Basic disconnection handling.
Pre-game chat.
Fix dynamic updates of focused input controls.
Allow scrollable texts to automatically scroll to the bottom.
Force usernames to be unique.

This was SVN commit r7664.
2010-07-02 21:28:48 +00:00
1c0536bf08 # Refactored the networking code, and redesigned the game setup screen.
Major updates to most network classes.
Simplify CNetServer so it doesn't duplicate any client behaviour; all
players now run CNetClient.
Remove most player/slot management from networking code.
Wait for all players to finish loading before starting the simulation.
Remove CGameAttributes; attributes are now just a JS object.
Remove CPlayer; they are now just simulation entities.
Handle player colours via simulation system.
Add a default map for Atlas, so it always has something to load.
Move network documentation to Doxygen.
Remove lots of now-unused code.

This was SVN commit r7653.
2010-06-30 21:41:04 +00:00
dfb10c8209 # Various networking code cleanups.
Don't flush network queue after every message.
Desingletonify CGameAttributes to allow testing.
Make network server/client basically testable.
Add very basic tests for network server/client.
Fix FsmActionCtx memory leak.
Split CNetHost into a separate file.
Convert CNetHost, CNetSession to a more conventional coding style.
Delete CNetLogger, since it's a lot of complexity and is barely used and
is redundant with CLogger.
Other minor simplifications.

This was SVN commit r7623.
2010-06-07 22:19:05 +00:00
42bcb175ff Add test for network simulation message serialization.
Fix network simulation message serialization.

This was SVN commit r7586.
2010-05-25 20:48:06 +00:00
a78e6dbe26 # Delete a lot of obsolete networking code.
Remove the -sim1 flag since it no longer works.

This was SVN commit r7554.
2010-05-20 17:58:37 +00:00
c684c211a2 # Basic experimental multiplayer integration with new simulation system.
Add new turn manager that should be more correct and potentially more
efficient.
Remove evil CNetServer/CNetClient multiple inheritance of CTurnManager.
Add multiplayer autostart.
Various minor cleanups.

This was SVN commit r7551.
2010-05-20 00:59:01 +00:00
9662666403 more string drudgery
- sprintf, snprintf -> sprintf_s (ensures 0-termination of result)
- use %s instead of %hs with sprintf_s to avoid GCC warnings
- convert h_mgr's to_string to unicode

This was SVN commit r7170.
2009-11-06 10:59:10 +00:00
77d2c67ada misc. string fixes
convert remaining %s to %hs or %ls
use WPRINTF_ARGS on unicode printf functions
fix: __func__ can't be widened via preprocessor (-> revert to char*)
convert remaining external_[directory|file_string to string()
Util: don't mix fwprintf and fprintf
Formation: fix dangling pointer (storing result of c_str())

This was SVN commit r7164.
2009-11-04 15:29:28 +00:00
8a52113e60 huge cleanup and conversion of most string handling (especially paths) to unicode
please note: format strings must be %hs for char* arguments and %ls for
wchar_t*

This was SVN commit r7161.
2009-11-03 21:46:35 +00:00
6f9eaf769c Fix some more 64-bit warnings
This was SVN commit r7151.
2009-10-05 15:33:38 +00:00
cd6a926c14 Fix #293 (Lots of printf format string errors), based on patch from Cygal
This was SVN commit r7113.
2009-08-14 18:42:39 +00:00
c9fa7f13d9 Add GPL header
This was SVN commit r6830.
2009-04-18 17:00:33 +00:00
5bd6cc0f02 Fix some no-newline-at-end-of-file warnings
This was SVN commit r6819.
2009-04-13 17:45:43 +00:00
1e3cd00c72 Set svn:eol-style=native
This was SVN commit r6816.
2009-04-11 17:00:39 +00:00
f6ac13c15a Networking fixes - it now more or less works over ENet!
This was SVN commit r6216.
2008-07-12 19:08:38 +00:00
3c411dd174 large batch of Dehydra static code analysis fixes
(mostly passing arguments by const reference and checking LibError
return codes)

This was SVN commit r6214.
2008-07-12 10:45:11 +00:00
2109f4eb0e Merged in Dacian's network changes.
This was SVN commit r6187.
2008-07-03 06:29:22 +00:00
d790210c11 Fixes for ENet compilation
This was SVN commit r6146.
2008-06-28 20:19:13 +00:00
8529e2b14f dacian's network files were not yet completely in SVN. added the remaining files, removed obsolete ones
This was SVN commit r6105.
2008-06-25 20:34:23 +00:00