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Diffstat (limited to 'Stars45/NetServerConfig.cpp')
-rw-r--r-- | Stars45/NetServerConfig.cpp | 491 |
1 files changed, 491 insertions, 0 deletions
diff --git a/Stars45/NetServerConfig.cpp b/Stars45/NetServerConfig.cpp new file mode 100644 index 0000000..a37a01c --- /dev/null +++ b/Stars45/NetServerConfig.cpp @@ -0,0 +1,491 @@ +/* Starshatter OpenSource Distribution + Copyright (c) 1997-2004, Destroyer Studios LLC. + All Rights Reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. + * Neither the name "Destroyer Studios" nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. + + SUBSYSTEM: Stars + FILE: NetServerConfig.cpp + AUTHOR: John DiCamillo + +*/ + +#include "MemDebug.h" +#include "NetServerConfig.h" +#include "NetUser.h" + +#include "NetLayer.h" +#include "NetAddr.h" +#include "NetGame.h" +#include "NetHost.h" +#include "NetServer.h" +#include "HttpServer.h" +#include "HttpServletExec.h" +#include "NetLobbyServer.h" +#include "NetAuth.h" + +#include "token.h" +#include "Game.h" +#include "DataLoader.h" +#include "ParseUtil.h" +#include "Resource.h" + +// +--------------------------------------------------------------------+ + +NetServerConfig* NetServerConfig::instance = 0; +extern const char* versionInfo; + +// +--------------------------------------------------------------------+ + +NetServerConfig::NetServerConfig() +{ + instance = this; + + name = "Starshatter "; + admin_name = "system"; + admin_pass = "manager"; + admin_port = 11111; + lobby_port = 11100; + game_port = 11101; + game_type = NET_GAME_PUBLIC; + auth_level = NetAuth::NET_AUTH_STANDARD; + poolsize = 8; + session_timeout = 300; + + name += versionInfo; + + Load(); +} + +NetServerConfig::~NetServerConfig() +{ + instance = 0; + + banned_addrs.destroy(); + banned_names.destroy(); +} + +// +--------------------------------------------------------------------+ + +void +NetServerConfig::Initialize() +{ + if (!instance) + instance = new(__FILE__,__LINE__) NetServerConfig(); +} + +void +NetServerConfig::Close() +{ + delete instance; + instance = 0; +} + +// +--------------------------------------------------------------------+ + +void +NetServerConfig::Load() +{ + // read the config file: + BYTE* block = 0; + int blocklen = 0; + int port = 0; + + char filename[64]; + strcpy_s(filename, "server.cfg"); + + FILE* f; + ::fopen_s(&f, filename, "rb"); + + if (f) { + ::fseek(f, 0, SEEK_END); + blocklen = ftell(f); + ::fseek(f, 0, SEEK_SET); + + block = new(__FILE__,__LINE__) BYTE[blocklen+1]; + block[blocklen] = 0; + + ::fread(block, blocklen, 1, f); + ::fclose(f); + } + + if (blocklen == 0) { + delete [] block; + return; + } + + Parser parser(new(__FILE__,__LINE__) BlockReader((const char*) block, blocklen)); + Term* term = parser.ParseTerm(); + + if (!term) { + Print("ERROR: could not parse '%s'.\n", filename); + delete [] block; + return; + } + else { + TermText* file_type = term->isText(); + if (!file_type || file_type->value() != "SERVER_CONFIG") { + Print("WARNING: invalid '%s' file. Using defaults\n", filename); + delete [] block; + return; + } + } + + do { + delete term; + + term = parser.ParseTerm(); + + if (term) { + TermDef* def = term->isDef(); + if (def) { + if (def->name()->value() == "name") { + GetDefText(instance->name, def, filename); + } + + else if (def->name()->value() == "admin_name") { + GetDefText(instance->admin_name, def, filename); + } + + else if (def->name()->value() == "admin_pass") { + GetDefText(instance->admin_pass, def, filename); + } + + else if (def->name()->value() == "game_pass") { + GetDefText(instance->game_pass, def, filename); + } + + else if (def->name()->value() == "mission") { + GetDefText(instance->mission, def, filename); + } + + else if (def->name()->value() == "auth_level") { + Text level; + + if (def->term() && def->term()->isText()) { + GetDefText(level, def, filename); + + level.toLower(); + + if (level.indexOf("min") == 0) + instance->auth_level = NetAuth::NET_AUTH_MINIMAL; + + else if (level == "standard" || level == "std") + instance->auth_level = NetAuth::NET_AUTH_STANDARD; + + else if (level == "secure") + instance->auth_level = NetAuth::NET_AUTH_SECURE; + } + + else { + GetDefNumber(instance->auth_level, def, filename); + } + } + + else if (def->name()->value() == "admin_port") { + GetDefNumber(port, def, filename); + if (port > 1024 && port < 48000) + instance->admin_port = (WORD) port; + } + + else if (def->name()->value() == "lobby_port") { + GetDefNumber(port, def, filename); + if (port > 1024 && port < 48000) + instance->lobby_port = (WORD) port; + } + + else if (def->name()->value() == "game_port") { + GetDefNumber(port, def, filename); + if (port > 1024 && port < 48000) + instance->game_port = (WORD) port; + } + + else if (def->name()->value() == "game_type") { + Text type; + GetDefText(type, def, filename); + type.setSensitive(false); + + if (type == "LAN") + instance->game_type = NET_GAME_LAN; + + else if (type == "private") + instance->game_type = NET_GAME_PRIVATE; + + else + instance->game_type = NET_GAME_PUBLIC; + } + + else if (def->name()->value() == "poolsize") { + GetDefNumber(instance->poolsize, def, filename); + } + + else if (def->name()->value() == "session_timeout") { + GetDefNumber(instance->session_timeout, def, filename); + } + + else + Print("WARNING: unknown label '%s' in '%s'\n", + def->name()->value().data(), filename); + } + else { + Print("WARNING: term ignored in '%s'\n", filename); + term->print(); + } + } + } + while (term); + + delete [] block; + + LoadBanList(); +} + +// +--------------------------------------------------------------------+ + +void +NetServerConfig::Save() +{ + FILE* f; + fopen_s(&f, "server.cfg", "w"); + if (f) { + fprintf(f, "SERVER_CONFIG\n\n"); + fprintf(f, "name: \"%s\"\n", instance->name.data()); + fprintf(f, "admin_name: \"%s\"\n", instance->admin_name.data()); + fprintf(f, "admin_pass: \"%s\"\n", instance->admin_pass.data()); + fprintf(f, "game_pass: \"%s\"\n", instance->game_pass.data()); + fprintf(f, "\n"); + fprintf(f, "admin_port: %d\n", instance->admin_port); + fprintf(f, "lobby_port: %d\n", instance->lobby_port); + fprintf(f, "game_port: %d\n", instance->game_port); + + switch (instance->game_type) { + case NET_GAME_LAN: + fprintf(f, "game_type: LAN\n"); + break; + + case NET_GAME_PRIVATE: + fprintf(f, "game_type: private\n"); + break; + + case NET_GAME_PUBLIC: + default: + fprintf(f, "game_type: public\n"); + break; + } + + switch (instance->auth_level) { + case NetAuth::NET_AUTH_MINIMAL: + fprintf(f, "auth_level: minimal\n"); + break; + + case NetAuth::NET_AUTH_STANDARD: + default: + fprintf(f, "auth_level: standard\n"); + break; + + case NetAuth::NET_AUTH_SECURE: + fprintf(f, "auth_level: secure\n"); + break; + } + + fprintf(f, "\n"); + fprintf(f, "poolsize: %d\n", instance->poolsize); + fprintf(f, "session_timeout: %d\n", instance->session_timeout); + + if (mission.length() > 0) { + fprintf(f, "\nmission: \"%s\"\n", instance->mission.data()); + } + + fclose(f); + } +} + +// +--------------------------------------------------------------------+ + +Text +NetServerConfig::Clean(const char* s) +{ + if (!s || !*s) return Text(); + + int len = strlen(s); + char* buff = new(__FILE__,__LINE__) char[len+1]; + ZeroMemory(buff, len+1); + + char* p = buff; + + for (int i = 0; i < len; i++) { + char c = s[i]; + + if (c >= 32 && c < 127) + *p++ = c; + } + + Text result(buff); + delete [] buff; + + return result; +} + +// +--------------------------------------------------------------------+ + +void +NetServerConfig::LoadBanList() +{ + // read the config file: + BYTE* block = 0; + int blocklen = 0; + int port = 0; + + char filename[64]; + strcpy_s(filename, "banned.cfg"); + + FILE* f; + ::fopen_s(&f, filename, "rb"); + + if (f) { + ::fseek(f, 0, SEEK_END); + blocklen = ftell(f); + ::fseek(f, 0, SEEK_SET); + + block = new(__FILE__,__LINE__) BYTE[blocklen+1]; + block[blocklen] = 0; + + ::fread(block, blocklen, 1, f); + ::fclose(f); + } + + if (blocklen == 0) { + delete [] block; + return; + } + + Parser parser(new(__FILE__,__LINE__) BlockReader((const char*) block, blocklen)); + Term* term = parser.ParseTerm(); + + if (!term) { + Print("ERROR: could not parse '%s'.\n", filename); + delete [] block; + return; + } + else { + TermText* file_type = term->isText(); + if (!file_type || file_type->value() != "BANNED_CONFIG") { + Print("WARNING: invalid '%s' file.\n", filename); + delete [] block; + return; + } + } + + banned_addrs.destroy(); + banned_names.destroy(); + + do { + delete term; + + term = parser.ParseTerm(); + + if (term) { + TermDef* def = term->isDef(); + if (def) { + if (def->name()->value() == "name") { + Text name; + GetDefText(name, def, filename); + banned_names.append(new(__FILE__,__LINE__) Text(name)); + } + + else if (def->name()->value() == "addr") { + DWORD addr; + GetDefNumber(addr, def, filename); + banned_addrs.append(new(__FILE__,__LINE__) NetAddr(addr)); + } + } + + else { + Print("WARNING: term ignored in '%s'\n", filename); + term->print(); + } + } + } + while (term); + + delete [] block; +} + +void +NetServerConfig::BanUser(NetUser* user) +{ + if (!user || IsUserBanned(user)) + return; + + NetAddr* user_addr = new(__FILE__,__LINE__) NetAddr(user->GetAddress().IPAddr()); + Text* user_name = new(__FILE__,__LINE__) Text(user->Name()); + + banned_addrs.append(user_addr); + banned_names.append(user_name); + + FILE* f; + fopen_s(&f, "banned.cfg", "w"); + if (f) { + fprintf(f, "BANNED_CONFIG\n\n"); + + ListIter<NetAddr> a_iter = banned_addrs; + while (++a_iter) { + NetAddr* addr = a_iter.value(); + fprintf(f, "addr: 0x%08x // %d.%d.%d.%d\n", + addr->IPAddr(), + addr->B1(), + addr->B2(), + addr->B3(), + addr->B4()); + } + + fprintf(f, "\n"); + + ListIter<Text> n_iter = banned_names; + while (++n_iter) { + Text* name = n_iter.value(); + fprintf(f, "name: \"%s\"\n", name->data()); + } + + fclose(f); + } +} + +bool +NetServerConfig::IsUserBanned(NetUser* user) +{ + if (user) { + NetAddr user_addr = user->GetAddress(); + Text user_name = user->Name(); + + user_addr.SetPort(0); + + return banned_addrs.contains(&user_addr) || + banned_names.contains(&user_name); + } + + return false; +} + |