mirror of
https://github.com/3proxy/3proxy.git
synced 2026-11-05 09:25:49 +08:00
Relays, SOCKS: no tracing of their own
sockmap() under WITHLOG, and the SOCKS proxy under SOCKSTRACE, wrote what they did to the log or to stderr, a build for debugging asking for it: some 200 lines in the middle of the code, never built otherwise. They go. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
parent
d762833a6b
commit
c846b4950d
176
src/sockmap.c
176
src/sockmap.c
@ -10,15 +10,6 @@
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#define MAXFAILATTEMPT 10
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#ifdef WITHLOG
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#if WITHLOG > 1
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char logbuf[1024];
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#endif
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#define log(X) dolog(param,(const unsigned char *)(X))
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#else
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#define log(X)
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#endif
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#ifdef WITHSPLICE
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#include <fcntl.h>
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@ -129,9 +120,6 @@ int sockmap(struct clientparam * param, int timeo, int usesplice){
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uint64_t inclientbuf = 0, inserverbuf = 0;
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int FROMCLIENT = 1, TOCLIENTBUF = 1, TOSERVER = 1,
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FROMSERVER = 1, TOSERVERBUF = 1, TOCLIENT = 1;
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#if WITHLOG > 1
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int FROMCLIENTBUF = 1, FROMSERVERBUF = 1;
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#endif
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int HASERROR=0;
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int CLIENTTERMREAD = 0, CLIENTTERMWRITE = 0, SERVERTERMREAD = 0, SERVERTERMWRITE = 0;
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/* the side has hung up: closed by the peer after its own was shut down */
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@ -239,26 +227,6 @@ int sockmap(struct clientparam * param, int timeo, int usesplice){
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){
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#if WITHLOG > 1
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sprintf(logbuf, "int FROMCLIENT = %d, TOCLIENTBUF = %d, FROMCLIENTBUF = %d, TOSERVER = %d, "
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"FROMSERVER = %d, TOSERVERBUF = %d, FROMSERVERBUF = %d, TOCLIENT = %d; inclientbuf=%d; "
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"inserverbuf=%d, CLIENTTERMREAD=%d CLIENTTERMWRITE=%d SERVERTERMREAD=%d SERVERTERMWRITE=%d fromserver=%u, fromclient=%u"
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#ifdef WITHSPLICE
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", inserverpipe=%d, inclentpipe=%d "
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"TOCLIENTPIPE=%d FROMCLIENTPIPE==%d TOSERVERPIPE==%d FROMSERVERPIPE=%d"
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#endif
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,
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FROMCLIENT, TOCLIENTBUF, FROMCLIENTBUF, TOSERVER,
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FROMSERVER, TOSERVERBUF, FROMSERVERBUF, TOCLIENT,
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(int)inclientbuf, (int)inserverbuf, CLIENTTERMREAD, CLIENTTERMWRITE, SERVERTERMREAD, SERVERTERMWRITE,
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(unsigned)fromserver, (unsigned)fromclient
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#ifdef WITHSPLICE
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,(int)inserverpipe, (int)inclientpipe,
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TOCLIENTPIPE, FROMCLIENTPIPE, TOSERVERPIPE, FROMSERVERPIPE
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#endif
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);
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log(logbuf);
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#endif
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if(needaction && param->srv->gracedelay && !sleeptime){
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if(gracetime != curtime){
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@ -299,9 +267,6 @@ log(logbuf);
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}
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if(inclientbuf && TOSERVER){
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#ifdef WITHLOG
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log("send to server from buf");
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#endif
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if(!param->nolongdatfilter){
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action = handledatfltcli(param, ¶m->clibuf, (int *)¶m->clibufsize, param->clioffset, (int *)¶m->cliinbuf);
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if(action == HANDLED){
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@ -326,9 +291,6 @@ log("send to server from buf");
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}
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}
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else {
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#ifdef WITHLOG
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log("done send to server from buf");
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#endif
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param->nwrites++;
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param->statscli64 += res;
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inclientbuf -= res;
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@ -346,9 +308,6 @@ log("done send to server from buf");
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}
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}
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if(inserverbuf && TOCLIENT){
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#ifdef WITHLOG
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log("send to client from buf");
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#endif
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if(!param->nolongdatfilter){
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action = handledatfltsrv(param, ¶m->srvbuf, (int *)¶m->srvbufsize, param->srvoffset, (int *)¶m->srvinbuf);
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if(action == HANDLED){
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@ -373,9 +332,6 @@ log("send to client from buf");
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}
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else {
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#ifdef WITHLOG
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log("done send to client from buf");
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#endif
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inserverbuf -= res;
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fromserver -= res;
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param->srvoffset += res;
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@ -405,21 +361,9 @@ log("done send to client from buf");
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/* each direction goes through its pipe if spliced, through its
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buffer otherwise; what was in the buffer before is sent first */
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if(splicecli && inclientpipe && !inclientbuf && FROMCLIENTPIPE && TOSERVER){
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#ifdef WITHLOG
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log("send to server from pipe");
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#endif
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res = splice(pipecli[0], NULL, param->remsock, NULL, MIN(PIPESIZE, inclientpipe), SPLICE_F_NONBLOCK|SPLICE_F_MOVE);
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/* from a pipe holding data: the socket is full */
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if(res < 0 && errno == EAGAIN && fiberblockfunc) fiberblockfunc(param->remsock, POLLOUT);
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#ifdef WITHLOG
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log("server from pipe splice finished\n");
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#if WITHLOG > 1
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#ifdef WITHSPLICE
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sprintf(logbuf, "res: %d, errno: %d", (int)res, (int)errno);
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log(logbuf);
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#endif
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#endif
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#endif
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if(res >0) {
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param->nwrites++;
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param->statscli64 += res;
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@ -444,21 +388,9 @@ log(logbuf);
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}
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}
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if(splicesrv && inserverpipe && !inserverbuf && FROMSERVERPIPE && TOCLIENT){
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#ifdef WITHLOG
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log("send to client from pipe");
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#endif
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res = splice(pipesrv[0], NULL, param->clisock, NULL, MIN(PIPESIZE, inserverpipe), SPLICE_F_NONBLOCK|SPLICE_F_MOVE);
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/* from a pipe holding data: the socket is full */
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if(res < 0 && errno == EAGAIN && fiberblockfunc) fiberblockfunc(param->clisock, POLLOUT);
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#ifdef WITHLOG
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log("client from pipe splice finished\n");
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#if WITHLOG > 1
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#ifdef WITHSPLICE
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sprintf(logbuf, "res: %d, errno: %d", (int)res, (int)errno);
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log(logbuf);
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#endif
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#endif
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#endif
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if(res > 0) {
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inserverpipe -= res;
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fromserver -= res;
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@ -476,9 +408,6 @@ log(logbuf);
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}
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}
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if(splicecli && !wantbufcli && fromclient>inclientpipe && FROMCLIENT && TOCLIENTPIPE && !SESSIONEND){
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#ifdef WITHLOG
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log("read from client to pipe");
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#endif
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if(pipecli[0] < 0 && pipenew(pipecli) < 0){
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/* no pipe to be had: copy instead */
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allowcli = splicecli = TOCLIENTPIPE = FROMCLIENTPIPE = 0;
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@ -497,15 +426,6 @@ log("read from client to pipe");
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}
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errno = 0;
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res = splice(param->clisock, NULL, pipecli[1], NULL, (int)MIN((uint64_t)PIPESIZE - inclientpipe, (uint64_t)fromclient-inclientpipe), SPLICE_F_NONBLOCK|SPLICE_F_MOVE);
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#ifdef WITHLOG
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log("client to pipe splice finished\n");
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#if WITHLOG > 1
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#ifdef WITHSPLICE
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sprintf(logbuf, "res: %d, errno: %d", (int)res, (int)errno);
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log(logbuf);
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#endif
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#endif
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#endif
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if(res <= 0) {
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FROMCLIENT = TOCLIENTPIPE = 0;
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if(res == 0 && !errno) {
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@ -527,9 +447,6 @@ log(logbuf);
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}
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}
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else {
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#ifdef WITHLOG
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log("done read from client to pipe");
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#endif
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graceclinum++;
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graceclitraf += res;
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gracesrvnum = gracesrvtraf = 0;
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@ -544,9 +461,6 @@ log("done read from client to pipe");
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}
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}
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if(splicesrv && !wantbufsrv && fromserver > inserverpipe && FROMSERVER && TOSERVERPIPE && !SESSIONEND){
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#ifdef WITHLOG
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log("read from server to pipe\n");
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#endif
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if(pipesrv[0] < 0 && pipenew(pipesrv) < 0){
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allowsrv = splicesrv = TOSERVERPIPE = FROMSERVERPIPE = 0;
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if(param->srvinbuf < SRVROOM) TOSERVERBUF = 1;
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@ -562,15 +476,6 @@ log("read from server to pipe\n");
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}
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errno = 0;
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res = splice(param->remsock, NULL, pipesrv[1], NULL, MIN(PIPESIZE - inserverpipe, fromserver - inserverpipe), SPLICE_F_NONBLOCK|SPLICE_F_MOVE);
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#ifdef WITHLOG
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log("server to pipe splice finished\n");
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#if WITHLOG > 1
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#ifdef WITHSPLICE
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sprintf(logbuf, "res: %d, errno: %d", (int)res, (int)errno);
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log(logbuf);
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#endif
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#endif
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#endif
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if(res <= 0) {
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FROMSERVER = TOSERVERPIPE = 0;
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if(res == 0 && !errno) {
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@ -590,9 +495,6 @@ log(logbuf);
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}
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}
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else {
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#ifdef WITHLOG
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log("done read from server to pipe\n");
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#endif
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gracesrvnum++;
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gracesrvtraf += res;
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graceclinum = graceclitraf = 0;
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@ -617,9 +519,6 @@ log("done read from server to pipe\n");
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#endif
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{
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if((!splicecli || draincli) && fromclient > inclientbuf && FROMCLIENT && TOCLIENTBUF && !SESSIONEND){
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#ifdef WITHLOG
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log("read from client to buf");
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#endif
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/* let go while spliced: made again */
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if(!param->clibuf && bufget(param, CLIENT)) RETURN(21);
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/* no address: it would overwrite the client's with what a
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@ -638,9 +537,6 @@ log("read from client to buf");
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}
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}
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else {
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#ifdef WITHLOG
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log("done read from client to buf");
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#endif
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graceclinum++;
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graceclitraf += res;
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gracesrvnum = gracesrvtraf = 0;
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@ -676,9 +572,6 @@ log("done read from client to buf");
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}
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if((!splicesrv || drainsrv) && fromserver > inserverbuf && FROMSERVER && TOSERVERBUF && !SESSIONEND){
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#ifdef WITHLOG
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log("read from server to buf");
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#endif
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if(!param->srvbuf && bufget(param, SERVER)) RETURN(21);
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res = param->srv->so._recvfrom(param->sostate, param->remsock, (char *)param->srvbuf + param->srvinbuf, (int)MIN((uint64_t)SRVROOM - param->srvinbuf, fromserver-inserverbuf), 0, NULL, NULL);
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if(res <= 0) {
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@ -694,9 +587,6 @@ log("read from server to buf");
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}
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}
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else {
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#ifdef WITHLOG
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log("done read from server to buf");
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#endif
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gracesrvnum++;
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gracesrvtraf += res;
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graceclinum = graceclitraf = 0;
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@ -775,12 +665,6 @@ log("done read from server to buf");
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if(cli_events){
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fds[fdsc].fd = param->clisock;
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fds[fdsc].events = cli_events;
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#ifdef WITHLOG
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if(cli_events & POLLIN)
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log("wait reading from client");
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if(cli_events & POLLOUT)
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log("wait writing to client");
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#endif
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}
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}
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else if(!clipolled){
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@ -793,15 +677,9 @@ log("wait writing to client");
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}
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else {
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if(fds[fdsc].revents & POLLIN) {
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#ifdef WITHLOG
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log("ready to read from client");
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#endif
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FROMCLIENT = 1;
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}
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if(fds[fdsc].revents & POLLOUT) {
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#ifdef WITHLOG
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log("ready to write to client");
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#endif
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TOCLIENT = 1;
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}
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if(fds[fdsc].revents & (POLLHUP)) {
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@ -838,21 +716,12 @@ log("ready to write to client");
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if(srv_events){
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fds[fdsc].fd = param->remsock;
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fds[fdsc].events = srv_events;
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#ifdef WITHLOG
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if(srv_events & POLLIN)
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log("wait reading from server");
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if(srv_events & POLLOUT)
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log("wait writing from server");
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#endif
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}
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}
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else if(!srvpolled){
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}
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else if(srv_events){
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if(fds[fdsc].revents & (POLLERR|POLLNVAL)) {
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#ifdef WITHLOG
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log("poll from server failed");
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#endif
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SERVERTERMREAD = 1;
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SERVERTERMWRITE = 1;
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@ -860,21 +729,12 @@ log("poll from server failed");
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}
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else {
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if(fds[fdsc].revents & POLLIN) {
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#ifdef WITHLOG
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log("ready to read from server");
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#endif
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FROMSERVER = 1;
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}
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if(fds[fdsc].revents & POLLOUT) {
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#ifdef WITHLOG
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log("ready to write to server");
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#endif
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TOSERVER = 1;
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}
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if(fds[fdsc].revents & (POLLHUP)) {
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#ifdef WITHLOG
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log("server terminated connection");
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#endif
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if(fds[fdsc].events & POLLIN) FROMSERVER = 1;
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if(fds[fdsc].events & POLLOUT){
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if(hupwrite(param->remsock, fds[fdsc].revents, timeo)) TOSERVER = 1;
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@ -895,9 +755,6 @@ log("server terminated connection");
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{
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if(splicecli && fromclient>inclientpipe && !TOCLIENTPIPE && inclientpipe < PIPESIZE){
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if(!after){
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#ifdef WITHLOG
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log("wait writing to client pipe");
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#endif
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fds[fdsc].fd = pipecli[1];
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fds[fdsc].events |= POLLOUT;
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}
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@ -906,9 +763,6 @@ log("wait writing to client pipe");
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RETURN(90);
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}
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if(fds[fdsc].revents & POLLOUT) {
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#ifdef WITHLOG
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log("ready to write to client pipe");
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#endif
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TOCLIENTPIPE = 1;
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}
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}
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@ -916,9 +770,6 @@ log("ready to write to client pipe");
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}
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if(splicecli && inclientpipe && !FROMCLIENTPIPE){
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if(!after){
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#ifdef WITHLOG
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log("wait reading from client pipe");
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#endif
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fds[fdsc].fd = pipecli[0];
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fds[fdsc].events |= (POLLIN);
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}
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@ -926,18 +777,12 @@ log("wait reading from client pipe");
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if(fds[fdsc].revents & (POLLHUP|POLLERR|POLLNVAL)){
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RETURN(90);
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}
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#ifdef WITHLOG
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log("ready reading from client pipe");
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#endif
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if(fds[fdsc].revents & (POLLIN)) FROMCLIENTPIPE = 1;
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}
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fdsc++;
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}
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if(splicesrv && fromserver>inserverpipe && !TOSERVERPIPE && inserverpipe < PIPESIZE){
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if(!after){
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#ifdef WITHLOG
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log("wait writing to server pipe");
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#endif
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fds[fdsc].fd = pipesrv[1];
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fds[fdsc].events |= POLLOUT;
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}
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@ -945,18 +790,12 @@ log("wait writing to server pipe");
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if(fds[fdsc].revents & (POLLHUP|POLLERR|POLLNVAL)){
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RETURN(90);
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}
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#ifdef WITHLOG
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log("ready writing to server pipe");
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#endif
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if(fds[fdsc].revents & POLLOUT) TOSERVERPIPE = 1;
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}
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fdsc++;
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}
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if(splicesrv && inserverpipe && !FROMSERVERPIPE){
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if(!after){
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#ifdef WITHLOG
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log("wait reading from server pipe");
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#endif
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fds[fdsc].fd = pipesrv[0];
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fds[fdsc].events |= (POLLIN);
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}
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@ -964,9 +803,6 @@ log("wait reading from server pipe");
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if(fds[fdsc].revents & (POLLHUP|POLLERR|POLLNVAL)){
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RETURN(90);
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}
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#ifdef WITHLOG
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log("ready reading from server pipe");
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#endif
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if(fds[fdsc].revents & (POLLIN)) FROMSERVERPIPE = 1;
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}
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fdsc++;
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@ -997,26 +833,14 @@ log("ready reading from server pipe");
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#ifdef WITHLOG
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log("entering poll");
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#endif
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res = sockpoll(¶m->srv->so, param->sostate, fds, fdsc,
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((CLIENTTERMREAD || SERVERTERMREAD)?
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MIN(timeo, param->srv->timeouts[LINGER_TO]) : timeo) * 1000);
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#ifdef WITHLOG
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log("leaving poll");
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#endif
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if(res < 0){
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#ifdef WITHLOG
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log("poll error");
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#endif
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if(errno != EINTR) RETURN(91);
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break;
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}
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if(res < 1){
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#ifdef WITHLOG
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log("timeout");
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#endif
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RETURN (92);
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}
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}
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33
src/socks.c
33
src/socks.c
@ -14,11 +14,6 @@ unsigned char * commands[] = {(unsigned char *)"UNKNOWN", (unsigned char *)"CONN
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|
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#define BUFSIZE 1024
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#if SOCKSTRACE > 0
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char tracebuf[256];
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#endif
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|
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static void printcommand(unsigned char * buf, int command, struct clientparam *param){
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sprintf((char *)buf, "%s ", commands[command]);
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if(*param->hostname){
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@ -223,10 +218,6 @@ void * sockschild(struct clientparam* param) {
|
||||
if(param->extport) RETURN (12);
|
||||
*SAPORT(¶m->sinsl) = 0;
|
||||
if(param->srv->so._bind(param->sostate, param->remsock,(struct sockaddr *)¶m->sinsl,SASIZE(¶m->sinsl)))RETURN (12);
|
||||
#if SOCKSTRACE > 0
|
||||
fprintf(stderr, "%hu bound to communicate with server\n", *SAPORT(¶m->sinsl));
|
||||
fflush(stderr);
|
||||
#endif
|
||||
}
|
||||
sasize = sizeof(param->sinsl);
|
||||
param->srv->so._getsockname(param->sostate, param->remsock, (struct sockaddr *)¶m->sinsl, &sasize);
|
||||
@ -247,12 +238,6 @@ fflush(stderr);
|
||||
if(bindwithrange(param, param->clisock, &sin, param->intport)) {RETURN (12);}
|
||||
sasize = sizeof(sin);
|
||||
param->srv->so._getsockname(param->sostate, param->clisock, (struct sockaddr *)&sin, &sasize);
|
||||
#if SOCKSTRACE > 0
|
||||
fprintf(stderr, "%hu binded to communicate with client\n",
|
||||
ntohs(*SAPORT(&sin))
|
||||
);
|
||||
fflush(stderr);
|
||||
#endif
|
||||
}
|
||||
param->res = 0;
|
||||
|
||||
@ -288,16 +273,6 @@ CLEANRET:
|
||||
*SAPORT(&sin) = port;
|
||||
}
|
||||
}
|
||||
#if SOCKSTRACE > 0
|
||||
myinet_ntop(*SAFAMILY(&sin), SAADDR(&sin), tracebuf, SASIZE(&sin));
|
||||
fprintf(stderr, "Sending confirmation to client with code %d for %s with %s:%hu\n",
|
||||
param->res,
|
||||
commands[command],
|
||||
tracebuf,
|
||||
ntohs(*SAPORT(&sin))
|
||||
);
|
||||
fflush(stderr);
|
||||
#endif
|
||||
if(!param->res) repcode = 0;
|
||||
else if(param->res <= 10) repcode = 2;
|
||||
else if (param->res < 20) repcode = 5;
|
||||
@ -408,14 +383,6 @@ fflush(stderr);
|
||||
#endif
|
||||
}
|
||||
|
||||
#if SOCKSTRACE > 0
|
||||
fprintf(stderr, "Sending incoming connection to client with code %d for %s with %hu\n",
|
||||
param->res,
|
||||
commands[command],
|
||||
*SAPORT(¶m->sinsr)
|
||||
);
|
||||
fflush(stderr);
|
||||
#endif
|
||||
if(ver == 5){
|
||||
buf[3] = (*SAFAMILY(¶m->sinsr) == AF_INET)?1:4;
|
||||
memcpy(buf+4, SAADDR(¶m->sinsr), SAADDRLEN(¶m->sinsr));
|
||||
|
||||
Loading…
Reference in New Issue
Block a user