/****************************************************************************** ** ** main.c ** ** This file is part of the ABYSS Web server project. ** ** Copyright (C) 2000 by Moez Mahfoudh . ** All rights reserved. ** ** Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions ** are met: ** 1. Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** 2. 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. ** 3. The name of the author may not be used to endorse or promote products ** derived from this software without specific prior written permission. ** ** THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. ** ******************************************************************************/ #include #include #include #include #ifdef ABYSS_WIN32 #include #else /* Must check this #include */ #endif /* ABYSS_WIN32 */ #ifdef _UNIX #include #include #endif #include "xmlrpc-c/abyss.h" void Answer(TSession *r, uint16_t statuscode, char *buffer) { ResponseChunked(r); ResponseStatus(r,statuscode); ResponseContentType(r,"text/html"); ResponseWrite(r); HTTPWrite(r,"",12); HTTPWrite(r,buffer,strlen(buffer)); HTTPWrite(r,"",14); HTTPWriteEnd(r); } abyss_bool HandleTime(TSession *r) { char z[50]; time_t ltime; TDate date; if (strcmp(r->uri,"/time")!=0) return FALSE; if (!RequestAuth(r,"Mot de passe","moez","hello")) return TRUE; time( <ime ); DateFromGMT(&date,ltime); strcpy(z,"The time is "); DateToString(&date,z+strlen(z)); Answer(r,200,z); return TRUE; } abyss_bool HandleDump(TSession *r) { char z[50]; if (strcmp(r->uri,"/name")!=0) return FALSE; sprintf(z,"Server name is %s", (r->server)->name ); Answer(r,200,z); return TRUE; } abyss_bool HandleStatus(TSession *r) { uint32_t status; if (sscanf(r->uri,"/status/%d",&status)<=0) return FALSE; ResponseStatus(r,(uint16_t)status); return TRUE; } abyss_bool HandleMIMEType(TSession *r) { char *m; if (strncmp(r->uri,"/mime/",6)!=0) return FALSE; m=MIMETypeFromExt(r->uri+6); if (!m) m="(none)"; Answer(r,200,m); return TRUE; } #ifdef _UNIX static void sigterm(int sig) { TraceExit("Signal %d received. Exiting...\n",sig); } static void sigchld(int sig) { pid_t pid; int status; /* Reap defunct children until there aren't any more. */ for (;;) { pid = waitpid( (pid_t) -1, &status, WNOHANG ); /* none left */ if (pid==0) break; if (pid<0) { /* because of ptrace */ if (errno==EINTR) continue; break; } } } #endif _UNIX void copyright() { printf("ABYSS Web Server version "SERVER_VERSION"\n(C) Moez Mahfoudh - 2000\n\n"); } void help(char *name) { copyright(); printf("Usage: %s [-h] [-c configuration file]\n\n",name); } int main(int argc,char **argv) { TServer srv; char *p,*conffile=DEFAULT_CONF_FILE; abyss_bool err=FALSE; char *name=argv[0]; while (p=*(++argv)) { if ((*p=='-') && (*(p+1))) if (*(p+2)=='\0') switch (*(p+1)) { case 'c': argv++; if (*argv) conffile=*argv; else err=TRUE; break; case 'h': help(name); exit(0); default: err=TRUE; } else err=TRUE; else err=TRUE; }; if (err) { help(name); exit(1); }; #ifdef ABYSS_WIN32 copyright(); printf("\nPress Ctrl+C to stop the server\n"); #endif DateInit(); MIMETypeInit(); ServerCreate(&srv,"HTTPServer",80,DEFAULT_DOCS,NULL); ConfReadServerFile(conffile,&srv); ServerAddHandler(&srv,HandleTime); ServerAddHandler(&srv,HandleDump); ServerAddHandler(&srv,HandleStatus); ServerAddHandler(&srv,HandleMIMEType); ServerInit(&srv); #ifdef _UNIX /* Catch various termination signals. */ signal(SIGTERM,sigterm); signal(SIGINT,sigterm); signal(SIGHUP,sigterm); signal(SIGUSR1,sigterm); /* Catch defunct children. */ signal(SIGCHLD,sigchld); /* Become a daemon */ switch (fork()) { case 0: break; case -1: TraceExit("Unable to become a daemon"); default: exit(0); }; #if !defined( _NO_USERS ) && !defined( __CYGWIN32__ ) setsid(); /* Change the current user if we are root */ if (getuid()==0) { if (srv.uid==(-1)) TraceExit("Can't run under root privileges. Please add a User option in your configuration file."); if (setgroups(0,NULL)==(-1)) TraceExit("Failed to setup the group."); if (srv.gid!=(-1)) if (setgid(srv.gid)==(-1)) TraceExit("Failed to change the group."); if (setuid(srv.uid)==(-1)) TraceExit("Failed to change the user."); }; #endif if (srv.pidfile!=(-1)) { char z[16]; sprintf(z,"%d",getpid()); FileWrite(&srv.pidfile,z,strlen(z)); FileClose(&srv.pidfile); }; #endif ServerRun(&srv); return 0; }