X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_spanningtree%2Fservercommand.h;h=524520a88aa0f2a2157ceec48cb348b7b8b8988b;hb=1d020d132ff6d05ffd865d025cf161d7637f10d8;hp=2fa96423280740f9f903ee7070b6dd704917d0b5;hpb=d9d9cbe025f94523265daa72de7596467d71f5c8;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_spanningtree/servercommand.h b/src/modules/m_spanningtree/servercommand.h index 2fa964232..524520a88 100644 --- a/src/modules/m_spanningtree/servercommand.h +++ b/src/modules/m_spanningtree/servercommand.h @@ -20,8 +20,16 @@ #pragma once #include "utils.h" +#include "treeserver.h" -class TreeServer; +class ProtocolException : public ModuleException +{ + public: + ProtocolException(const std::string& msg) + : ModuleException("Protocol violation: " + msg) + { + } +}; /** Base class for server-to-server commands that may have a (remote) user source or server source. */ @@ -32,6 +40,15 @@ class ServerCommand : public CommandBase virtual CmdResult Handle(User* user, std::vector& parameters) = 0; virtual RouteDescriptor GetRouting(User* user, const std::vector& parameters); + + /** + * Extract the TS from a string. + * @param tsstr The string containing the TS. + * @return The raw timestamp value. + * This function throws a ProtocolException if it considers the TS invalid. Note that the detection of + * invalid timestamps is not designed to be bulletproof, only some cases - like "0" - trigger an exception. + */ + static time_t ExtractTS(const std::string& tsstr); }; /** Base class for server-to-server command handlers which are only valid if their source is a user. @@ -45,12 +62,12 @@ class UserOnlyServerCommand : public ServerCommand : ServerCommand(Creator, Name, MinPara, MaxPara) { } CmdResult Handle(User* user, std::vector& parameters) - { - RemoteUser* remoteuser = IS_REMOTE(user); + { + RemoteUser* remoteuser = IS_REMOTE(user); if (!remoteuser) - return CMD_INVALID; + throw ProtocolException("Invalid source"); return static_cast(this)->HandleRemote(remoteuser, parameters); - } + } }; /** Base class for server-to-server command handlers which are only valid if their source is a server. @@ -64,12 +81,12 @@ class ServerOnlyServerCommand : public ServerCommand : ServerCommand(Creator, Name, MinPara, MaxPara) { } CmdResult Handle(User* user, std::vector& parameters) - { + { if (!IS_SERVER(user)) - return CMD_INVALID; - TreeServer* server = Utils->FindServer(user->server); + throw ProtocolException("Invalid source"); + TreeServer* server = TreeServer::Get(user); return static_cast(this)->HandleServer(server, parameters); - } + } }; class ServerCommandManager