Scripts/Commands: Add .debug asan commands

Add ".debug asan memoryleak" and ".debug asan outofbounds" commands to trigger Address Sanitizer warnings at runtime (or other dynamic analysis tools)

2 files changed, 23 insertions, 0 deletions

diff --git a/src/server/game/Accounts/RBAC.h b/src/server/game/Accounts/RBAC.h
index 935d5b179ac..72951e0f77c 100644
--- a/src/server/game/Accounts/RBAC.h
+++ b/src/server/game/Accounts/RBAC.h
@@ -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!
     //
diff --git a/src/server/scripts/Commands/cs_debug.cpp b/src/server/scripts/Commands/cs_debug.cpp
index 66838978fc1..9e54c1986e7 100644
--- a/src/server/scripts/Commands/cs_debug.cpp
+++ b/src/server/scripts/Commands/cs_debug.cpp
@@ -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.");