Socks5 代理服务器 Centos 8 免编译

/* Socks Server 5 * Copyright (C) 2002 - 2011 by Matteo Ricchetti - <matteo.ricchetti@libero.it> * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include"SS5Main.h" #include"SS5Defs.h" #include"SS5Utils.h" #include"SS5Mod_socks5.h" #include"SS5Mod_authorization.h" #include"SS5OpenLdap.h" #include"SS5Mod_log.h" #ifdef SS5_USE_GSSAPI #include"SS5GSSApi.h" #endif char *ss5ver=SS5_VERSION; UINT InitModule( struct _module *m ) { m->MethodParsing=MethodParsing; m->RequestParsing=RequestParsing; m->UpstreamServing=UpstreamServing; m->ConnectServing=ConnectServing; m->BindServing=BindServing; m->UdpAssociateServing=UdpAssociateServing; m->UdpAssociateResponse=UdpAssociateResponse; m->AddMethod=AddMethod; m->FreeMethod=FreeMethod; m->GetMethod=GetMethod; m->AddRoute=AddRoute; m->FreeRoute=FreeRoute; m->GetRoute=GetRoute; m->AddProxy=AddProxy; m->FreeProxy=FreeProxy; m->GetProxy=GetProxy; m->SrvSocks5=SrvSocks5; return OK; } UINT ListRoute( UINT s) { UINT count; struct _S5RouteNode *node, *lnode; char buf[106]; for(count = 0;count < MAXROUTELIST; count++) { if( (node=S5RouteList[count]) != NULL) { lnode=node; do { if(lnode != NULL ) { snprintf(buf,sizeof(buf),"%16lu\n%2u\n%16lu\n%64s\n%3u\n",lnode->SrcAddr,lnode->Mask,lnode->SrcIf,lnode->Group,lnode->sd); lnode=lnode->next; } if( send(s,buf,sizeof(buf),0) == -1) { perror("Send err:"); return ERR; } } while( lnode != NULL ); } } return OK; } UINT ListMethod( UINT s) { UINT count; struct _S5MethodNode *lnode, *node; char buf[57]; for(count = 0;count < MAXMETHODLIST; count++) { if( (node=S5MethodList[count]) != NULL) { lnode=node; do { if(lnode != NULL ) { snprintf(buf,sizeof(buf),"%3u\n%16lu\n%2u\n%16lu\n%5u\n%5u\n",lnode->Method,lnode->SrcAddr,lnode->Mask,lnode->SrcPort, lnode->SrcRangeMin,lnode->SrcRangeMax); lnode=lnode->next; } if( send(s,buf,sizeof(buf),0) == -1) { perror("Send err:"); return ERR; } } while( lnode != NULL ); } } return OK; } UINT ListProxy( UINT s) { UINT count; struct _S5ProxyNode *node, *lnode; char buf[80]; for(count = 0;count < MAXPROXYLIST; count++) { if( (node=S5ProxyList[count]) != NULL) { lnode=node; do { if(lnode != NULL ) { snprintf(buf,sizeof(buf),"%16lu\n%2u\n%16lu\n%5u\n%5u\n%16lu\n%5u\n%3u\n%3u\n",lnode->DstAddr,lnode->Mask,lnode->DstPort, lnode->DstRangeMin,lnode->DstRangeMax,lnode->ProxyAddr,lnode->ProxyPort,lnode->SocksVer,lnode->Type); lnode=lnode->next; } if( send(s,buf,sizeof(buf),0) == -1) { perror("Send err:"); return ERR; } } while( lnode != NULL ); } } return OK; } INT SrvSocks5( struct _SS5ClientInfo *ci, struct _SS5Socks5Data *sd ) { UINT method,method2, srcMask, dstMask, socksver, sdr; char logString[128]; pid_t pid; struct in_addr in; char sa[64]="\0", sp[16]="\0", da[64]="\0", dp[16]="\0", pa[16]="\0", pp[5]="\0", si[16]="\0", sv[1]="\0", me[1]="\0", me2[1]="\0", grp[64]="\0", dir[1]="\0"; char srvResponse[128]; /* * Get child/thread pid */ if( NOTTHREADED() ) pid=getpid(); else pid=(UINT)pthread_self(); if( STREQ(sd->MethodRequest,"ET /list=METHOD HTTP/1.",sizeof("ET /list=METHOD HTTP/1.") - 1) ) { ListMethod(ci->Socket); return OK; } else if( STREQ(sd->MethodRequest,"DD /method=",sizeof("DD /method=") - 1) ) { /* * Create response */ sscanf(sd->MethodRequest,"DD /method=%20s\n%16s\n%1s%1s\n",sa,sp,me,me2); switch(me[0]) { case '-': method=NOAUTH; break; case 'u': method=USRPWD; break; case 'n': method=FAKEPWD; break; case 's': method=S_USER_PWD; break; #ifdef SS5_USE_GSSAPI case 'k': method=GSSAPI; break; #endif } switch(me2[0]) { case '-': method2=NOAUTH; break; case 'u': method2=USRPWD; break; case 'n': method2=FAKEPWD; break; case 's': method2=S_USER_PWD; break; #ifdef SS5_USE_GSSAPI case 'k': method2=GSSAPI; break; #endif } srcMask=S5GetNetmask(sa); if( AddMethod(ONLINE,inet_network(sa),S5GetRange(sp),method,method2,32-srcMask) && ( NMethodList < MAXMETHODLIST) ) { strncpy(srvResponse,"OK\0",sizeof("OK\0")); NMethodList++; } else strncpy(srvResponse,"ERR\0",sizeof("ERR\0")); if( send(ci->Socket,srvResponse,strlen(srvResponse),0) == -1) { perror("Send err:"); return ERR; } return OK; } else if( STREQ(sd->MethodRequest,"EL /method=",sizeof("EL /method=") - 1) ) { /* * Create response */ sscanf(sd->MethodRequest,"EL /method=%20s\n%16s\n%1s%1s\n",sa,sp,me,me2); switch(me[0]) { case '-': method=NOAUTH; break; case 'u': method=USRPWD; break; case 'n': method=FAKEPWD; break; case 's': method=S_USER_PWD; break; #ifdef SS5_USE_GSSAPI case 'k': method=GSSAPI; break; #endif } switch(me2[0]) { case '-': method2=NOAUTH; break; case 'u': method2=USRPWD; break; case 'n': method2=FAKEPWD; break; case 's': method2=S_USER_PWD; break; #ifdef SS5_USE_GSSAPI case 'k': method2=GSSAPI; break; #endif } srcMask=S5GetNetmask(sa); if( DelMethod(inet_network(sa),S5GetRange(sp),method,method2,32-srcMask) && (NMethodList > 0) ) { strncpy(srvResponse,"OK\0",sizeof("OK\0")); NMethodList--; } else strncpy(srvResponse,"ERR\0",sizeof("ERR\0")); if( send(ci->Socket,srvResponse,strlen(srvResponse),0) == -1) { perror("Send err:"); return ERR; } return OK; } else if( STREQ(sd->MethodRequest,"DD /route=",sizeof("DD /route=") - 1) ) { /* * Create response */ sscanf(sd->MethodRequest,"DD /route=%20s\n%16s\n%64s\n%1s\n",sa,si,grp,dir); switch(dir[0]) { case '-': sdr=SRC_ROUTE; break; case 's': sdr=SRC_ROUTE; break; case 'd': sdr=DST_ROUTE; break; default: SS5Modules.mod_logging.Logging("[ERRO] SS5SRV: Type unknown in route line."); return ERR; break; } srcMask=S5GetNetmask(sa); in.s_addr=inet_addr(si); if( AddRoute(ONLINE,inet_network(sa),in.s_addr,grp,32-srcMask,sdr) && ( NRouteList < MAXROUTELIST ) ) { strncpy(srvResponse,"OK\0",sizeof("OK\0")); NRouteList++; } else strncpy(srvResponse,"ERR\0",sizeof("ERR\0")); SS5SocksOpt.IsUpstream = OK; if( send(ci->Socket,srvResponse,strlen(srvResponse),0) == -1) { perror("Send err:"); retur