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Scripts/Commands: Add .debug asan commands

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Add ".debug asan memoryleak" and ".debug asan outofbounds" commands to trigger Address Sanitizer warnings at runtime (or other dynamic analysis tools)
This commit is contained in:
jackpoz
2019-04-27 18:39:06 +02:00
parent 0d1ff7446d
commit 71d15ea25b
5 changed files with 48 additions and 2 deletions
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6
sql/base/auth_database.sql
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@@ -1646,7 +1646,8 @@ INSERT INTO `rbac_permissions` VALUES
(870,'Command: debug threatinfo'),
(871,'Command: debug instancespawn'),
(872,'Command: server debug'),
(873,'Command: reload creature_movement_override');
(873,'Command: reload creature_movement_override'),
(874,'Command: debug asan');
/*!40000 ALTER TABLE `rbac_permissions` ENABLE KEYS */;
UNLOCK TABLES;
@@ -1777,7 +1778,8 @@ INSERT INTO `updates` VALUES
('2018_09_17_00_auth.sql','4DB671F0A4FA1A93AF28FB6426AF13DE72C7DA3D','ARCHIVED','2018-09-17 00:00:00',0),
('2018_12_30_00_auth.sql','680F4F9194FC37592041C2DB5B2B7006B14E836D','ARCHIVED','2018-12-30 00:00:00',0),
('2019_03_19_00_auth.sql','03BA8CFC60ACD5B874840A3E50F11CD2643730A0','ARCHIVED','2019-03-19 07:17:45',5),
('2019_04_15_00_auth.sql','EC67389946A24BFAA226B9DFCFEDB3BA095B4C42','ARCHIVED','2019-04-15 06:16:09',5);
('2019_04_15_00_auth.sql','EC67389946A24BFAA226B9DFCFEDB3BA095B4C42','ARCHIVED','2019-04-15 06:16:09',5),
('2019_04_27_00_auth.sql','84B1EB9CC9B09BAF55E6295D202EC57D99B1B60E','ARCHIVED','2019-04-27 18:07:18',0);
/*!40000 ALTER TABLE `updates` ENABLE KEYS */;
UNLOCK TABLES;

3
sql/updates/auth/3.3.5/2019_04_27_00_auth.sql Normal file
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@@ -0,0 +1,3 @@
--
DELETE FROM `rbac_permissions` WHERE `id`= 874;
INSERT INTO `rbac_permissions` (`id`,`name`) VALUES (874, 'Command: debug asan');

18
sql/updates/world/3.3.5/2019_04_27_00_world.sql Normal file
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@@ -0,0 +1,18 @@
--
DELETE FROM `command` WHERE `name`='debug asan';
INSERT INTO `command` (`name`,`permission`,`help`) VALUES
('debug asan',874,'Syntax: .debug asan $subcommand
Type .debug asan to see the list of possible subcommands or .help debug asan $subcommand to see info on subcommands.
Use only when testing dynamic analysis tools.');
DELETE FROM `command` WHERE `name`='debug asan outofbounds';
INSERT INTO `command` (`name`,`permission`,`help`) VALUES
('debug asan outofbounds',874,'Syntax: .debug asan outofbounds
Triggers a stack out of bounds read.
Use only when testing dynamic analysis tools.');
DELETE FROM `command` WHERE `name`='debug asan memoryleak';
INSERT INTO `command` (`name`,`permission`,`help`) VALUES
('debug asan memoryleak',874,'Syntax: .debug asan memoryleak
Triggers a memory leak.
Use only when testing dynamic analysis tools.');

1
src/server/game/Accounts/RBAC.h
View File

@@ -771,6 +771,7 @@ enum RBACPermissions
RBAC_PERM_COMMAND_DEBUG_INSTANCESPAWN = 871,
RBAC_PERM_COMMAND_SERVER_DEBUG = 872,
RBAC_PERM_COMMAND_RELOAD_CREATURE_MOVEMENT_OVERRIDE = 873,
RBAC_PERM_COMMAND_DEBUG_ASAN = 874,
//
// IF YOU ADD NEW PERMISSIONS, ADD THEM IN MASTER BRANCH AS WELL!
//

22
src/server/scripts/Commands/cs_debug.cpp
View File

@@ -73,6 +73,11 @@ public:
{ "setphaseshift", rbac::RBAC_PERM_COMMAND_DEBUG_SEND_SETPHASESHIFT, false, &HandleDebugSendSetPhaseShiftCommand, "" },
{ "spellfail", rbac::RBAC_PERM_COMMAND_DEBUG_SEND_SPELLFAIL, false, &HandleDebugSendSpellFailCommand, "" },
};
static std::vector<ChatCommand> debugAsanCommandTable =
{
{ "memoryleak", rbac::RBAC_PERM_COMMAND_DEBUG_ASAN, true, &HandleDebugMemoryLeak, "" },
{ "outofbounds", rbac::RBAC_PERM_COMMAND_DEBUG_ASAN, true, &HandleDebugOutOfBounds, "" },
};
static std::vector<ChatCommand> debugCommandTable =
{
{ "setbit", rbac::RBAC_PERM_COMMAND_DEBUG_SETBIT, false, &HandleDebugSet32BitCommand, "" },
@@ -108,6 +113,7 @@ public:
{ "neargraveyard", rbac::RBAC_PERM_COMMAND_NEARGRAVEYARD, false, &HandleDebugNearGraveyard, "" },
{ "instancespawn", rbac::RBAC_PERM_COMMAND_DEBUG_INSTANCESPAWN, false, &HandleDebugInstanceSpawns, "" },
{ "dummy", rbac::RBAC_PERM_COMMAND_DEBUG_DUMMY, false, &HandleDebugDummyCommand, "" },
{ "asan", rbac::RBAC_PERM_COMMAND_DEBUG_ASAN, true, nullptr, "", debugAsanCommandTable },
};
static std::vector<ChatCommand> commandTable =
{
@@ -1844,6 +1850,22 @@ public:
return true;
}
static bool HandleDebugOutOfBounds(ChatHandler* handler, CommandArgs* /*args*/)
{
uint8 stack_array[10] = {};
int size = 10;
handler->PSendSysMessage("Triggered an array out of bounds read at address %p, value %u", stack_array + size, stack_array[size]);
return true;
}
static bool HandleDebugMemoryLeak(ChatHandler* handler, CommandArgs* /*args*/)
{
uint8* leak = new uint8();
handler->PSendSysMessage("Leaked 1 uint8 object at address %p", leak);
return true;
}
static bool HandleDebugDummyCommand(ChatHandler* handler, CommandArgs* /*args*/)
{
handler->SendSysMessage("This command does nothing right now. Edit your local core (cs_debug.cpp) to make it do whatever you need for testing.");