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add from_side check for require_random

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"from_side" is an attribute whose only purpose is to enable a check by
the server that a package is really sended by the side given in
"from_side", if thats not the case, the server sets an attribute
"side_invalid". The main purpose of this contruct is to disallow
cheating in mp.
This commit is contained in:
gfgtdf 2014-03-24 20:19:16 +01:00
parent 59a78cadf5
commit 116afcda09
1 changed files with 5 additions and 0 deletions
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5
src/synced_context.cpp
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@ -257,6 +257,11 @@ config synced_context::ask_server(const std::string &name, const mp_sync::user_c
replay::process_error("[" + name + "] expected but none found, found instead:\n " + action->debug() + "\n"); replay::process_error("[" + name + "] expected but none found, found instead:\n " + action->debug() + "\n");
return config(); return config();
} }
if((*action)["from_side"].str() != "server" || (*action)["side_invalid"].to_bool(false) )
{
//we can proceed without getting OOS in this case, but allowing this would allow a "player chan choose their attack results in mp" cheat
replay::process_error("wrong from_side or side_invalid this could mean someone wants to cheat\n");
}
return action->child(name); return action->child(name);
} }
} }