Roxen.git/server/base_server/configuration.pike:5d8780497703349c2f8fff90760d3a707fcd16ee

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2622 2623 2624 2625 2626 2627 2628 2629 2630 2631 2632 2633 2634 2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645 2646 2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 2679 2680 2681 2682 2683 2684 2685 2686 2687 2688 2689 2690 2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702 2703 2704 2705 2706 2707 2708 2709 2710 2711 2712 2713 2714 2715 2716 2717 2718 2719 string cvs_version = "$Id: configuration.pike,v 1.87 1997/11/29 19:48:02 grubba Exp $"; #include <module.h> #include <roxen.h> /* A configuration.. */ inherit "roxenlib"; import Array; function store = roxen->store; function retrieve = roxen->retrieve; function remove = roxen->remove; function do_dest = roxen->do_dest; function create_listen_socket = roxen->create_listen_socket; object parse_module; object types_module; object auth_module; object dir_module; function types_fun; function auth_fun; string name; /* Since the main module (Roxen, formerly Spinner, alias spider), does * not have any clones its settings must be stored somewhere else. * This looked like a likely spot.. :) */ mapping variables = ([]); public mixed query(string var) { if(var && variables[var]) return variables[var][ VAR_VALUE ]; if(!var) return variables; error("query("+var+"): Unknown variable.\n"); } mixed set(string var, mixed val) { #if DEBUG_LEVEL > 30 perror(sprintf("MAIN: set(\"%s\", %O)\n", var, val)); #endif if(variables[var]) { #if DEBUG_LEVEL > 28 perror("MAIN: Setting global variable.\n"); #endif return variables[var][VAR_VALUE] = val; } error("set("+var+"). Unknown variable.\n"); } int setvars( mapping (string:mixed) vars ) { string v; // perror("Setting variables to %O\n", vars); foreach( indices( vars ), v ) if(variables[v]) variables[v][ VAR_VALUE ] = vars[ v ]; return 1; } void killvar(string name) { m_delete(variables, name); } varargs int defvar(string var, mixed value, string name, int type, string doc_str, mixed misc, int|function not_in_config) { variables[var] = allocate( VAR_SIZE ); variables[var][ VAR_VALUE ] = value; variables[var][ VAR_TYPE ] = type & VAR_TYPE_MASK; variables[var][ VAR_DOC_STR ] = doc_str; variables[var][ VAR_NAME ] = name; variables[var][ VAR_MISC ] = misc; if((type&~VAR_TYPE_MASK) & VAR_EXPERT) variables[var][ VAR_CONFIGURABLE ] = VAR_EXPERT; else if((type&~VAR_TYPE_MASK) & VAR_MORE) variables[var][ VAR_CONFIGURABLE ] = VAR_MORE; else if(intp(not_in_config)) variables[var][ VAR_CONFIGURABLE ]= !not_in_config; else if(functionp(not_in_config)) variables[var][ VAR_CONFIGURABLE ]= not_in_config; variables[var][ VAR_SHORTNAME ] = var; } int definvisvar(string var, mixed value, int type) { return defvar(var, value, "", type, "", 0, 1); } string query_name() { if(strlen(QUERY(name))) return QUERY(name); return name; } string comment() { return QUERY(comment); } class Priority { array (object) url_modules = ({ }); array (object) logger_modules = ({ }); array (object) location_modules = ({ }); array (object) filter_modules = ({ }); array (object) last_modules = ({ }); array (object) first_modules = ({ }); mapping (string:array(object)) extension_modules = ([ ]); mapping (string:array(object)) file_extension_modules = ([ ]); void stop() { foreach(url_modules, object m) catch { m->stop(); }; foreach(logger_modules, object m) catch { m->stop(); }; foreach(filter_modules, object m) catch { m->stop(); }; foreach(location_modules, object m)catch { m->stop(); }; foreach(last_modules, object m) catch { m->stop(); }; foreach(first_modules, object m) catch { m->stop(); }; } } /* A 'pri' is one of the ten priority objects. Each one holds a list * of modules for that priority. They are all merged into one list for * performance reasons later on. */ array (object) allocate_pris() { int a; array (object) tmp; tmp=allocate(10); for(a=0; a<10; a++) tmp[a]=Priority(); return tmp; } class Bignum { //object this = this_object(); // constant This = object_program(this_object()); #if efun(Mpz) && 0 // FIXME: Need #if module(Gmp.mpz) inherit Gmp.mpz; float mb() { return (float)this_object()/(1024.0*1024.0); } #else int msb; int lsb=-0x7ffffffe; object `-(int i); object `+(int i) { if(!i) return this_object(); if(i<0) return `-(-i); object res = object_program(this_object())(lsb+i,msb,2); if(res->lsb < lsb) res->msb++; return res; } object `-(int i) { if(!i) return this_object(); if(i<0) return `+(-i); object res = object_program(this_object())(lsb-i,msb,2); if(res->lsb > lsb) res->msb--; return res; } float mb() { return ((((float)lsb/1024.0/1024.0)+2048.0)+(msb*4096.0)); } void create(int|void num, int|void bnum, int|void d) { if(!d) lsb = num-0x7ffffffe; else lsb = num; msb = bnum; } #endif } /* For debug and statistics info only */ int requests; // Protocol specific statistics. mapping(string:mixed) extra_statistics = ([]); mapping(string:mixed) misc = ([]); // Even more statistics. object sent=Bignum(); // Sent data object hsent=Bignum(); // Sent headers object received=Bignum(); // Received data object this = this_object(); // Used to store 'parser' modules before the main parser module // is added to the configuration. private object *_toparse_modules = ({}); // Will write a line to the log-file. This will probably be replaced // entirely by log-modules in the future, since this would be much // cleaner. private function log_function; // The logging format used. This will probably move the the above // mentioned module in the future. private mapping (string:string) log_format = ([]); // A list of priority objects (used like a 'struct' in C, really) private array (object) pri = allocate_pris(); // All enabled modules in this virtual server. // The format is "module#copy":([ module_info ]) public mapping (string:mapping(string:mixed)) modules = ([]); // A mapping from objects to module names public mapping (object:string) otomod = ([]); // Caches to speed up the handling of the module search. // They are all sorted in priority order, and created by the functions // below. private array (function) url_module_cache, last_module_cache; private array (function) logger_module_cache, first_module_cache; private array (function) filter_module_cache; private array (array (string|function)) location_module_cache; private mapping (string:array (function)) extension_module_cache=([]); private mapping (string:array (function)) file_extension_module_cache=([]); // Call stop in all modules. void stop() { catch { parse_module->stop(); }; catch { types_module->stop(); }; catch { auth_module->stop(); }; catch { dir_module->stop(); }; for(int i=0; i<10; i++) catch { pri[i]->stop(); }; } public varargs string type_from_filename( string file, int to ) { mixed tmp; object current_configuration; string ext=extension(file); if(!types_fun) return to?({ "application/octet-stream", 0 }):"application/octet-stream"; while(file[-1] == '/') file = file[0..strlen(file)-2]; // Security patch? if(tmp = types_fun(ext)) { mixed tmp2,nx; if(tmp[0] == "strip") { tmp2=file/"."; if(sizeof(tmp2) > 2) nx=tmp2[-2]; if(nx && (tmp2=types_fun(nx))) tmp[0] = tmp2[0]; else if(tmp2=types_fun("default")) tmp[0] = tmp2[0]; else tmp[0]="application/octet-stream"; } return to?tmp:tmp[0]; } else { if(!(tmp=types_fun("default"))) tmp=({ "application/octet-stream", 0 }); } return 0; } array (function) extension_modules(string ext, object id) { if(!extension_module_cache[ext]) { int i; extension_module_cache[ext] = ({ }); for(i=9; i>=0; i--) { object *d, p; if(d = pri[i]->extension_modules[ext]) foreach(d, p) extension_module_cache[ext] += ({ p->handle_extension }); } } return extension_module_cache[ext]; } array (function) file_extension_modules(string ext, object id) { if(!file_extension_module_cache[ext]) { int i; file_extension_module_cache[ext] = ({ }); for(i=9; i>=0; i--) { object *d, p; if(d = pri[i]->file_extension_modules[ext]) foreach(d, p) file_extension_module_cache[ext] += ({ p->handle_file_extension }); } } return file_extension_module_cache[ext]; } array (function) url_modules(object id) { if(!url_module_cache) { int i; url_module_cache=({ }); for(i=9; i>=0; i--) { object *d, p; if(d=pri[i]->url_modules) foreach(d, p) url_module_cache += ({ p->remap_url }); } } return url_module_cache; } array (function) logger_modules(object id) { if(!logger_module_cache) { int i; logger_module_cache=({ }); for(i=9; i>=0; i--) { object *d, p; if(d=pri[i]->logger_modules) foreach(d, p) if(p->log) logger_module_cache += ({ p->log }); } } return logger_module_cache; } array (function) last_modules(object id) { if(!last_module_cache) { int i; last_module_cache=({ }); for(i=9; i>=0; i--) { object *d, p; if(d=pri[i]->last_modules) foreach(d, p) if(p->last_resort) last_module_cache += ({ p->last_resort }); } } return last_module_cache; } array (function) first_modules(object id) { if(!first_module_cache) { int i; first_module_cache=({ }); for(i=9; i>=0; i--) { object *d, p; if(d=pri[i]->first_modules) { foreach(d, p) { if(p->first_try) { first_module_cache += ({ p->first_try }); } } } } } return first_module_cache; } array location_modules(object id) { if(!location_module_cache) { int i; array new_location_module_cache=({ }); for(i=9; i>=0; i--) { object *d, p; if(d=pri[i]->location_modules) { array level_find_files = ({}); array level_locations = ({}); foreach(d, p) { string location; // FIXME: Should there be a catch() here? if(p->find_file && (location = p->query_location())) { level_find_files += ({ p->find_file }); level_locations += ({ location }); } } sort(level_locations, level_find_files); int j; for (j = sizeof(level_locations); j--;) { // Order after longest path first. new_location_module_cache += ({ ({ level_locations[j], level_find_files[j] }) }); } } } location_module_cache = new_location_module_cache; } return location_module_cache; } array filter_modules(object id) { if(!filter_module_cache) { int i; filter_module_cache=({ }); for(i=9; i>=0; i--) { object *d, p; if(d=pri[i]->filter_modules) foreach(d, p) if(p->filter) filter_module_cache+=({ p->filter }); } } return filter_module_cache; } // Some logging stuff, should probably move to either the actual // configuration object, or into a module. That would be much more // beautiful, really. void init_log_file() { remove_call_out(init_log_file); if(log_function) { destruct(function_object(log_function)); // Free the old one. } if(query("Log")) // Only try to open the log file if logging is enabled!! { mapping m = localtime(time()); string logfile = query("LogFile"); if(m->mday < 10) m->mday = "0"+m->mday; if(m->mon < 10) m->mon = "0"+m->mon; if(m->hour < 10) m->hour = "0"+m->hour; logfile = replace(logfile,({"%d","%m","%y","%h" }), ({ (string)m->mday, (string)(m->mon+1), (string)(m->year+1900),(string)m->hour,})); if(strlen(logfile)) { do { object privs = Privs("Opening logfile \""+logfile+"\""); object lf=open( logfile, "wac"); if(!lf) { mkdirhier(logfile); if(!(lf=open( logfile, "wac"))) { privs = 0; report_error("Failed to open logfile. ("+logfile+")\n" + "No logging will take place!\n"); log_function=0; break; } } privs=0; mark_fd(lf->query_fd(), "Roxen log file ("+logfile+")"); log_function=lf->write; // Function pointer, speeds everything up (a little..). lf=0; } while(0); } else log_function=0; call_out(init_log_file, 60); } else log_function=0; } // Parse the logging format strings. private inline string fix_logging(string s) { string pre, post, c; sscanf(s, "%*[\t ]", s); s = replace(s, ({"\\t", "\\n", "\\r" }), ({"\t", "\n", "\r" })); // FIXME: This looks like a bug. // Is it supposed to strip all initial whitespace, or do what it does? // /grubba 1997-10-03 while(s[0] == ' ') s = s[1..]; while(s[0] == '\t') s = s[1..]; while(sscanf(s, "%s$char(%d)%s", pre, c, post)==3) s=sprintf("%s%c%s", pre, c, post); while(sscanf(s, "%s$wchar(%d)%s", pre, c, post)==3) s=sprintf("%s%2c%s", pre, c, post); while(sscanf(s, "%s$int(%d)%s", pre, c, post)==3) s=sprintf("%s%4c%s", pre, c, post); if(!sscanf(s, "%s$^%s", pre, post)) s+="\n"; else s=pre+post; return s; } private void parse_log_formats() { string b; array foo=query("LogFormat")/"\n"; foreach(foo, b) if(strlen(b) && b[0] != '#' && sizeof(b/":")>1) log_format[(b/":")[0]] = fix_logging((b/":")[1..]*":"); } // Really write an entry to the log. private void write_to_log( string host, string rest, string oh, function fun ) { int s; if(!host) host=oh; if(!stringp(host)) host = "error:no_host"; if(fun) fun(replace(rest, "$host", host)); } // Logging format support functions. nomask private inline string host_ip_to_int(string s) { int a, b, c, d; sscanf(s, "%d.%d.%d.%d", a, b, c, d); return sprintf("%c%c%c%c",a, b, c, d); } nomask private inline string unsigned_to_bin(int a) { return sprintf("%4c", a); } nomask private inline string unsigned_short_to_bin(int a) { return sprintf("%2c", a); } nomask private inline string extract_user(string from) { array tmp; if (!from || sizeof(tmp = from/":")<2) return "-"; return tmp[0]; // username only, no password } public void log(mapping file, object request_id) { string a; string form; function f; foreach(logger_modules(request_id), f) // Call all logging functions if(f(request_id,file))return; if(!log_function) return;// No file is open for logging. if(QUERY(NoLog) && _match(request_id->remoteaddr, QUERY(NoLog))) return; if(!(form=log_format[(string)file->error])) form = log_format["*"]; if(!form) return; form=replace(form, ({ "$ip_number", "$bin-ip_number", "$cern_date", "$bin-date", "$method", "$resource", "$protocol", "$response", "$bin-response", "$length", "$bin-length", "$referer", "$user_agent", "$user", "$user_id", }), ({ (string)request_id->remoteaddr, host_ip_to_int(request_id->remoteaddr), cern_http_date(time(1)), unsigned_to_bin(time(1)), (string)request_id->method, http_encode_string((string)request_id->not_query), (string)request_id->prot, (string)(file->error||200), unsigned_short_to_bin(file->error||200), (string)(file->len>=0?file->len:"?"), unsigned_to_bin(file->len), (string) (sizeof(request_id->referer)?request_id->referer[0]:"-"), http_encode_string(sizeof(request_id->client)?request_id->client*" ":"-"), extract_user(request_id->realauth), (string)request_id->cookies->RoxenUserID, })); if(search(form, "host") != -1) roxen->ip_to_host(request_id->remoteaddr, write_to_log, form, request_id->remoteaddr, log_function); else log_function(form); } // These are here for statistics and debug reasons only. public string status() { float tmp; string res=""; if(!sent||!received||!hsent) return "Fatal error in status(): Bignum object gone.\n"; tmp = (sent->mb()/(float)(time(1)-roxen->start_time+1)); res = sprintf("<table><tr align=right><td>Sent data:</td><td>%.2fMB" "</td><td>%.2f Kbit/sec</td>", sent->mb(),tmp * 8192.0); res += sprintf("<td>Sent headers:</td><td>%.2fMB</td></tr>\n", hsent->mb()); tmp=(((float)requests*(float)600)/ (float)((time(1)-roxen->start_time)+1)); res += sprintf("<tr align=right><td>Number of requests:</td>" "<td>%8d</td><td>%.2f/min</td>" "<td>Received data:</td><td>%.2fMB</td></tr>\n", requests, (float)tmp/(float)10, received->mb()); if (!zero_type(misc->ftp_users)) { tmp = (((float)misc->ftp_users*(float)600)/ (float)((time(1)-roxen->start_time)+1)); res += sprintf("<tr align=right><td>FTP users (total):</td>" "<td>%8d</td><td>%.2f/min</td>" "<td>FTP users (now):</td><td>%d</td></tr>\n", misc->ftp_users, (float)tmp/(float)10, misc->ftp_users_now); } res += "</table>\n\n"; if ((roxen->configuration_interface()->more_mode) && (extra_statistics->ftp) && (extra_statistics->ftp->commands)) { // FTP statistics. res += "FTP statistics: \n" "<ul><table>\n"; foreach(sort(indices(extra_statistics->ftp->commands)), string cmd) { res += sprintf("<tr align=right><td>%s</td>" "<td align=right>%d</td><td> time%s</td></tr>\n", upper_case(cmd), extra_statistics->ftp->commands[cmd], (extra_statistics->ftp->commands[cmd] == 1)?"":"s"); } res += "</table></ul>\n"; } return res; } public string *userinfo(string u, object|void id) { if(auth_module) return auth_module->userinfo(u); } public string *userlist(object|void id) { if(auth_module) return auth_module->userlist(); } public string *user_from_uid(int u, object|void id) { if(auth_module) return auth_module->user_from_uid(u); } // Some clients does _not_ handle the magic 'internal-gopher-...'. // So, lets do it here instead. private mapping internal_gopher_image(string from) { sscanf(from, "%s.gif", from); sscanf(from, "%s.jpg", from); from -= "."; // Disallow "internal-gopher-..", it won't really do much harm, but a list of // all files in '..' might be retrieved (that is, the actual directory // file was sent to the browser) return (["file":open("roxen-images/dir/"+from+".gif","r"), "type":"image/gif"]); } private static int nest = 0; #ifdef MODULE_LEVEL_SECURITY private mapping misc_cache=([]); int|mapping check_security(function a, object id, void|int slevel) { array level; array seclevels; int ip_ok = 0; // Unknown int auth_ok = 0; // Unknown // NOTE: // ip_ok and auth_ok are three-state variables. // Valid contents for them are: // 0 Unknown state -- No such restriction encountered yet. // 1 May be bad -- Restriction encountered, and test failed. // ~0 OK -- Test passed. if(!(seclevels = misc_cache[ a ])) misc_cache[ a ] = seclevels = ({ function_object(a)->query_seclevels(), function_object(a)->query("_seclvl"), function_object(a)->query("_sec_group") }); if(slevel && (seclevels[1] > slevel)) // "Trustlevel" to low. return 1; if(!sizeof(seclevels[0])) return 0; // Ok if there are no patterns. catch { foreach(seclevels[0], level) { switch(level[0]) { case MOD_ALLOW: // allow ip=... if(level[1](id->remoteaddr)) { ip_ok = ~0; // Match. It's ok. } else { ip_ok |= 1; // IP may be bad. } break; case MOD_DENY: // deny ip=... if(level[1](id->remoteaddr)) return http_low_answer(403, "<h2>Access forbidden</h2>"); break; case MOD_USER: // allow user=... if(id->auth && id->auth[0] && level[1](id->auth[1])) { auth_ok = ~0; // Match. It's ok. } else { auth_ok |= 1; // Auth may be bad. } break; case MOD_PROXY_USER: // allow user=... if (ip_ok != 1) { // IP is OK as of yet. if(id->misc->proxyauth && id->misc->proxyauth[0] && level[1](id->misc->proxyauth[1])) return 0; return http_proxy_auth_required(seclevels[2]); } else { // Bad IP. return(1); } } } }; if (ip_ok == 1) { // Bad IP. return(1); } else { // IP OK, or no IP restrictions. if (auth_ok == 1) { // Bad authentification. // Query for authentification. return(http_auth_failed(seclevels[2])); } else { // No auth required, or authentification OK. return(0); } } } #endif // Empty all the caches above. void invalidate_cache() { last_module_cache = 0; filter_module_cache = 0; first_module_cache = 0; url_module_cache = 0; location_module_cache = 0; logger_module_cache = 0; extension_module_cache = ([]); file_extension_module_cache = ([]); #ifdef MODULE_LEVEL_SECURITY if(misc_cache) misc_cache = ([ ]); #endif } string draw_saturation_bar(int hue,int brightness, int where) { object bar=Image.image(30,256); for(int i=0;i<128;i++) { int j = i*2; bar->line(0,j,29,j,@hsv_to_rgb(hue,255-j,brightness)); bar->line(0,j+1,29,j+1,@hsv_to_rgb(hue,255-j,brightness)); } where = 255-where; bar->line(0,where,29,where, 255,255,255); return bar->togif(255,255,255); } // Inspired by the internal-gopher-... thingie, this is the images // from the configuration interface. :-) private mapping internal_roxen_image(string from) { sscanf(from, "%s.gif", from); sscanf(from, "%s.jpg", from); // Disallow "internal-roxen-..", it won't really do much harm, but a list of // all files in '..' might be retrieved (that is, the actual directory // file was sent to the browser) // /internal-roxen-../.. was never possible, since that would be remapped to // /.. from -= "."; // changed 970820 by js to allow for jpeg images // New idea: Automatically generated colorbar. Used by wizard code... int hue,bright,w; if(sscanf(from, "%*s:%d,%d,%d", hue, bright,w)==4) return http_string_answer(draw_saturation_bar(hue,bright,w),"image/gif"); if(object f=open("roxen-images/"+from+".gif", "r")) return (["file":f,"type":"image/gif"]); else return (["file":open("roxen-images/"+from+".jpg", "r"),"type":"image/jpeg"]); } // The function that actually tries to find the data requested. All // modules are mapped, in order, and the first one that returns a // suitable responce is used. mapping (mixed:function|int) locks = ([]); public mapping|int get_file(object id, int|void no_magic); #ifdef THREADS import Thread; mapping locked = ([]), thread_safe = ([]); object _lock(object|function f) { object key; function|int l; if (functionp(f)) { f = function_object(f); } if (l = locks[f]) { if (l != -1) { // Allow recursive locks. catch { //perror("lock %O\n", f); locked[f]++; key = l(); }; } else thread_safe[f]++; } else if (f->thread_safe) { locks[f]=-1; thread_safe[f]++; } else { if (!locks[f]) { // Needed to avoid race-condition. l = Mutex()->lock; if (!locks[f]) { locks[f]=l; } } //perror("lock %O\n", f); locked[f]++; key = l(); } return key; } #define LOCK(X) key=_lock(X) #define UNLOCK() do{key=0;}while(0) #else #define LOCK(X) #define UNLOCK(X) #endif mapping|int low_get_file(object id, int|void no_magic) { #ifdef MODULE_LEVEL_SECURITY int slevel; #endif #ifdef THREADS object key; #endif string file=id->not_query; string loc; function funp; mixed tmp, tmp2; mapping|object fid; if(!no_magic) { #ifndef NO_INTERNAL_HACK // No, this is not beautiful... :) if(sizeof(id->not_query) && (id->not_query[0] == '/') && sscanf(id->not_query, "%*s/internal-%s", loc)) { if(sscanf(loc, "gopher-%[^/]", loc)) // The directory icons. return internal_gopher_image(loc); if(sscanf(loc, "spinner-%[^/]", loc) // Configuration interface images. ||sscanf(loc, "roxen-%[^/]", loc)) // Try /internal-roxen-power return internal_roxen_image(loc); } #endif if(id->prestate->diract && dir_module) { LOCK(dir_module); tmp = dir_module->parse_directory(id); UNLOCK(); if(mappingp(tmp)) return tmp; } } // Well, this just _might_ be somewhat over-optimized, since it is // quite unreadable, but, you cannot win them all.. #ifdef URL_MODULES // Map URL-modules foreach(url_modules(id), funp) { LOCK(funp); tmp=funp( id, file ); UNLOCK(); if(mappingp(tmp)) return tmp; if(objectp( tmp )) { array err; nest ++; err = catch { if( nest < 20 ) tmp = (id->conf || this_object())->low_get_file( tmp, no_magic ); else error("Too deep recursion in roxen::get_file() while mapping " +file+".\n"); }; nest = 0; if(err) throw(err); return tmp; } } #endif #ifdef EXTENSION_MODULES if(tmp=extension_modules(loc=extension(file), id)) { foreach(tmp, funp) { LOCK(funp); tmp=funp(loc, id); UNLOCK(); if(tmp) { if(!objectp(tmp)) return tmp; fid = tmp; #ifdef MODULE_LEVEL_SECURITY slevel = function_object(funp)->query("_seclvl"); id->misc->seclevel = slevel; #endif break; } } } #endif foreach(location_modules(id), tmp) { loc = tmp[0]; if(!search(file, loc)) { #ifdef MODULE_LEVEL_SECURITY if(tmp2 = check_security(tmp[1], id, slevel)) if(intp(tmp2)) { continue; } else { return tmp2; } #endif LOCK(tmp[1]); fid=tmp[1]( file[ strlen(loc) ..] + id->extra_extension, id); UNLOCK(); if(fid) { id->virtfile = loc; if(mappingp(fid)) return fid; else { #ifdef MODULE_LEVEL_SECURITY slevel = misc_cache[ tmp[1] ][1];// misc_cache from check_security id->misc->seclevel = slevel; #endif break; } } } else if(strlen(loc)-1==strlen(file)) { // This one is here to allow accesses to /local, even if // the mountpoint is /local/. It will slow things down, but... if(file+"/" == loc) return http_redirect(id->not_query + "/", id); } } if(fid == -1) { if(no_magic) return -1; if(dir_module) { LOCK(dir_module); fid = dir_module->parse_directory(id); UNLOCK(); } else return 0; if(mappingp(fid)) return (mapping)fid; } // Map the file extensions, but only if there is a file... if(objectp(fid)&& (tmp=file_extension_modules(loc=extension(id->not_query), id))) foreach(tmp, funp) { #ifdef MODULE_LEVEL_SECURITY if(tmp=check_security(funp, id, slevel)) if(intp(tmp)) { continue; } else return tmp; #endif LOCK(funp); tmp=funp(fid, loc, id); UNLOCK(); if(tmp) { if(!objectp(tmp)) return tmp; if(fid) destruct(fid); fid = tmp; break; } } if(objectp(fid)) { if(stringp(id->extension)) id->not_query += id->extension; tmp=type_from_filename(id->not_query, 1); if(tmp) return ([ "file":fid, "type":tmp[0], "encoding":tmp[1] ]); return ([ "file":fid, ]); } return fid; } mixed get_file(object id, int|void no_magic) { mixed res, res2; function tmp; res = low_get_file(id, no_magic); // finally map all filter type modules. // Filter modules are like TYPE_LAST modules, but they get called // for _all_ files. foreach(filter_modules(id), tmp) if(res2=tmp(res,id)) { if(res && res->file && (res2->file != res->file)) destruct(res->file); res=res2; } return res; } public array find_dir(string file, object id) { string loc; array dir = ({ }), d, tmp; file=replace(file, "//", "/"); if(file[0] != '/') file = "/" + file; #ifdef URL_MODULES #ifdef THREADS object key; #endif // Map URL-modules foreach(url_modules(id), function funp) { string of = id->not_query; id->not_query = file; LOCK(funp); tmp=funp( id, file ); UNLOCK(); if(mappingp( tmp )) { id->not_query=of; return 0; } if(objectp( tmp )) { array err; nest ++; file = id->not_query; err = catch { if( nest < 20 ) tmp = (id->conf || this_object())->find_dir( file, id ); else error("Too deep recursion in roxen::find_dir() while mapping " +file+".\n"); }; nest = 0; if(err) throw(err); return tmp; } id->not_query=of; } #endif /* URL_MODULES */ foreach(location_modules(id), tmp) { loc = tmp[0]; if(!search(file, loc)) { /* file == loc + subpath */ #ifdef MODULE_LEVEL_SECURITY if(check_security(tmp[1], id)) continue; #endif if(d=function_object(tmp[1])->find_dir(file[strlen(loc)..], id)) dir |= d; } else if((search(loc, file)==0) && (loc[strlen(file)-1]=='/') && (loc[0]==loc[-1]) && (loc[-1]=='/') && (sizeof(function_object(tmp[1])->find_dir("", id) || ({})))) { /* loc == file + "/" + subpath + "/" * and find_dir() returns a non-empty directory. */ loc=loc[strlen(file)..]; sscanf(loc, "%s/", loc); dir += ({ loc }); } } if(sizeof(dir)) return dir; } // Stat a virtual file. public array stat_file(string file, object id) { string loc; array s, tmp; file=replace(file, "//", "/"); // "//" is really "/" here... #ifdef URL_MODULES #ifdef THREADS object key; #endif // Map URL-modules foreach(url_modules(id), function funp) { string of = id->not_query; id->not_query = file; LOCK(funp); tmp=funp( id, file ); UNLOCK(); if(mappingp( tmp )) { id->not_query = of; return 0; } if(objectp( tmp )) { file = id->not_query; array err; nest ++; err = catch { if( nest < 20 ) tmp = (id->conf || this_object())->stat_file( file, id ); else error("Too deep recursion in roxen::stat_file() while mapping " +file+".\n"); }; nest = 0; if(err) throw(err); return tmp; } id->not_query = of; } #endif // Map location-modules. foreach(location_modules(id), tmp) { loc = tmp[0]; if((file == loc) || ((file+"/")==loc)) return ({ 0775, -3, 0, 0, 0, 0, 0, 0, 0, 0, 0 }); if(!search(file, loc)) { #ifdef MODULE_LEVEL_SECURITY if(check_security(tmp[1], id)) continue; #endif if(s=function_object(tmp[1])->stat_file(file[strlen(loc)..], id)) return s; } } } public mapping(string:array(mixed)) find_dir_stat(string file, object id) { string loc; mapping(string:array(mixed)) dir = ([]); mixed d, tmp; file=replace(file, "//", "/"); if(file[0] != '/') file = "/" + file; #ifdef URL_MODULES #ifdef THREADS object key; #endif // Map URL-modules foreach(url_modules(id), function funp) { string of = id->not_query; id->not_query = file; LOCK(funp); tmp=funp( id, file ); UNLOCK(); if(mappingp( tmp )) { id->not_query=of; #ifdef MODULE_DEBUG roxen_perror(sprintf("conf->find_dir_stat(\"%s\"): url_module returned mapping:%O\n", file, tmp)); #endif /* MODULE_DEBUG */ return 0; } if(objectp( tmp )) { array err; nest ++; file = id->not_query; err = catch { if( nest < 20 ) tmp = (id->conf || this_object())->find_dir_stat( file, id ); else error("Too deep recursion in roxen::find_dir_stat() while mapping " +file+".\n"); }; nest = 0; if(err) throw(err); #ifdef MODULE_DEBUG roxen_perror(sprintf("conf->find_dir_stat(\"%s\"): url_module returned object:\n", file)); #endif /* MODULE_DEBUG */ return tmp; } id->not_query=of; } #endif /* URL_MODULES */ foreach(location_modules(id), tmp) { loc = tmp[0]; /* Note that only new entries are added. */ if(!search(file, loc)) { /* file == loc + subpath */ #ifdef MODULE_LEVEL_SECURITY if(check_security(tmp[1], id)) continue; #endif object c = function_object(tmp[1]); string f = file[strlen(loc)..]; if (c->find_dir_stat) { if (d = c->find_dir_stat(f, id)) { dir = d | dir; } } else if(d = c->find_dir(f, id)) { dir = mkmapping(d, map(d, lambda(string f, string base, object c, object id) { return(c->stat_file(base + f, id)); }, f, c, id)) | dir; } } else if(search(loc, file)==0 && loc[strlen(file)-1]=='/' && (loc[0]==loc[-1]) && loc[-1]=='/' && sizeof(function_object(tmp[1])->find_dir("", id)||({}))) { /* loc == file + "/" + subpath + "/" * and find_dir() returns a non-empty directory. */ loc=loc[strlen(file)..]; sscanf(loc, "%s/", loc); if (!dir[loc]) { dir[loc] = ({ 0775, -3, 0, 0, 0, 0, 0, 0, 0, 0, 0 }); } } } if(sizeof(dir)) return dir; } // Access a virtual file? public array access(string file, object id) { string loc; array s, tmp; file=replace(file, "//", "/"); // "//" is really "/" here... // Map location-modules. foreach(location_modules(id), tmp) { loc = tmp[0]; if((file+"/")==loc) return file+="/"; if(!search(file, loc)) { #ifdef MODULE_LEVEL_SECURITY if(check_security(tmp[1], id)) continue; #endif if(s=function_object(tmp[1])->access(file[strlen(loc)..], id)) return s; } } } // Return the _real_ filename of a virtual file, if any. public string real_file(string file, object id) { string loc; string s; array tmp; file=replace(file, "//", "/"); // "//" is really "/" here... if(!id) error("No id passed to real_file"); // Map location-modules. foreach(location_modules(id), tmp) { loc = tmp[0]; if(!search(file, loc)) { #ifdef MODULE_LEVEL_SECURITY if(check_security(tmp[1], id)) continue; #endif // FIXME: NOTE: Limits filename length to 1000000 bytes. // /grubba 1997-10-03 if(s=function_object(tmp[1])->real_file(file[strlen(loc)..1000000], id)) return s; } } } // Convenience functions used in quite a lot of modules. Tries to // read a file into memory, and then returns the resulting string. // NOTE: A 'file' can be a cgi script, which will be executed, resulting in // a horrible delay. public mixed try_get_file(string s, object id, int|void status, int|void nocache) { string res, q; object fake_id; mapping m; if(objectp(id)) fake_id = id->clone_me(); else error("No ID passed to 'try_get_file'\n"); if(!id->pragma["no-cache"] ) if(res = cache_lookup("file:"+id->conf->name, s)) return res; if(sscanf(s, "%s?%s", s, q)) { string v, name, value; foreach(q/"&", v) if(sscanf(v, "%s=%s", name, value)) fake_id->variables[http_decode_string(name)]=value; fake_id->query=q; } fake_id->raw_url=s; fake_id->not_query=s; fake_id->misc->internal_get=1; if(!(m = get_file(fake_id))) { fake_id->end(); return 0; } fake_id->end(); if (!(< 0, 200, 201, 202, 203 >)[m->error]) return 0; if(status) return 1; #ifdef COMPAT if(m["string"]) res = m["string"]; // Compability.. #endif else if(m->data) res = m->data; else res=""; m->data = 0; if(m->file) { res += m->file->read(); destruct(m->file); m->file = 0; } if(m->raw) { res -= "\r"; if(!sscanf(res, "%*s\n\n%s", res)) sscanf(res, "%*s\n%s", res); } cache_set("file:"+id->conf->name, s, res); return res; } // Is 'what' a file in our virtual filesystem? public int is_file(string what, object id) { return !!stat_file(what, id); } mapping (object:array) open_ports = ([]); void start(int num) { array port; int err=0; object lf; mapping new=([]), o2; parse_log_formats(); init_log_file(); map(indices(open_ports), do_dest); perror("Opening ports for "+query_name()+"... "); foreach(query("Ports"), port ) { array old = port; mixed erro; erro = catch { array tmp; function rp; object o; if ((< "ssl", "ssleay" >)[port[1]]) { // Obsolete versions of the SSL protocol. report_warning("Obsolete SSL protocol-module \""+port[1]+"\".\n" "Converted to SSL3.\n"); // Note: Change in-place. port[1] = "ssl3"; // FIXME: Should probably mark node as changed. } perror(port[0]+" "+port[2]+" ("+port[1]+")... "); if(rp = ((object)("protocols/"+port[1]))->real_port) { if(tmp = rp(port, this_object())) port = tmp; } object privs; if(port[0] < 1024) privs = Privs("Opening listen port below 1024"); if(!(o=create_listen_socket(port[0], this, port[2], (program)("protocols/"+port[1])))) { report_error("I failed to open the port "+old[0]+" at "+old[2]+ " ("+old[1]+")\n"); err++; } else open_ports[o]=old; }; if(erro) { report_error("Failed to open port "+old[0]+" at "+old[2]+ " ("+old[1]+"): "+ (stringp(erro)?erro:describe_backtrace(erro))); } perror("\n"); } if(!num && sizeof(query("Ports"))) { if(err == sizeof(query("Ports"))) { report_error("No ports available for "+name+"\n" "Tried:\n" "Port Protocol IP-Number \n" "---------------------------\n" + map(query("Ports"), lambda(array p) { return sprintf("%5d %-10s %-20s\n", @p); })*""); } } } // Save this configuration. If all is included, save all configuration // global variables as well, otherwise only all module variables. void save(int|void all) { mapping mod; if(all) { store("spider.lpc#0", variables, 0, this); start(2); } foreach(values(modules), mod) { if(mod->enabled) { store(mod->sname+"#0", mod->master->query(), 0, this); mod->enabled->start(2, this); } else if(mod->copies) { int i; foreach(indices(mod->copies), i) { store(mod->sname+"#"+i, mod->copies[i]->query(), 0, this); mod->copies[i]->start(2, this); } } } invalidate_cache(); } // Save all variables in _one_ module. int save_one( object o ) { mapping mod; if(!o) { store("spider#0", variables, 0, this); start(2); return 1; } foreach(values(modules), mod) { if( mod->enabled == o) { store(mod->sname+"#0", o->query(), 0, this); o->start(2, this); invalidate_cache(); return 1; } else if(mod->copies) { int i; foreach(indices(mod->copies), i) { if(mod->copies[i] == o) { store(mod->sname+"#"+i, o->query(), 0, this); o->start(2, this); invalidate_cache(); return 1; } } } } } mapping _hooks=([ ]); void hooks_for( string modname, object mod ) { array hook; if(_hooks[modname]) { #ifdef MODULE_DEBUG perror("Module hooks..."); #endif foreach(_hooks[modname], hook) hook[0]( @hook[1], mod ); } } int unload_module( string modname ); int load_module( string modname ); object enable_module( string modname ) { string id; mapping module; mapping enabled_modules; roxen->current_configuration = this_object(); modname = replace(modname, ".lpc#","#"); sscanf(modname, "%s#%s", modname, id ); module = modules[ modname ]; if(!module) { load_module(modname); module = modules[ modname ]; } if( module ) { object me; mapping tmp; int pr; array err; #ifdef MODULE_DEBUG perror("Modules: Enabling "+module->name+" # "+id+" ... "); #endif if(module->copies) { if (err = catch(me = module["program"]())) { report_error("Couldn't clone module \"" + module->name + "\"\n" + describe_backtrace(err)); if (module->copies[id]) { #ifdef MODULE_DEBUG perror("Keeping old copy\n"); #endif } return(module->copies[id]); } if(module->copies[id]) { #ifdef MODULE_DEBUG perror("Disabling old copy ... "); #endif if (err = catch{ module->copies[id]->stop(); }) { report_error("Error during disabling of module \"" + module->name + "\"\n" + describe_backtrace(err)); } destruct(module->copies[id]); } } else { if(objectp(module->master)) { me = module->master; } else { if (err = catch(me = module["program"]())) { report_error("Couldn't clone module \"" + module->name + "\"\n" + describe_backtrace(err)); return(0); } } } #ifdef MODULE_DEBUG perror("Initializing "); #endif if (module->type & (MODULE_LOCATION | MODULE_EXTENSION | MODULE_FILE_EXTENSION | MODULE_LOGGER | MODULE_URL | MODULE_LAST | MODULE_FILTER | MODULE_PARSER | MODULE_FIRST)) { me->defvar("_priority", 5, "Priority", TYPE_INT_LIST, "The priority of the module. 9 is highest and 0 is lowest." " Modules with the same priority can be assumed to be " "called in random order", ({0, 1, 2, 3, 4, 5, 6, 7, 8, 9})); if(module->type != MODULE_LOGGER) { if(!(module->type & MODULE_PROXY)) { me->defvar("_sec_group", "user", "Security: Realm", TYPE_STRING, "The realm to use when requesting password from the " "client. Usually used as an informative message to the " "user."); me->defvar("_seclvl", 0, "Security: Trust level", TYPE_INT, "When a location module find a file, that file will get " "a 'Trust level' that equals the level of the module." " This file will then only be sent to modules with a higher " " or equal 'Trust level'. As an example: If the trust " " level of a User filesystem is one, and the CGI module" " have trust level two, the file will never get passed to" " the CGI module. A trust level of zero is the same thing as" " free access.\n"); me->defvar("_seclevels", "", "Security: Patterns", TYPE_TEXT_FIELD, "This is the 'security level=value' list. " "Each security level can be any or more from this list:" "<hr noshade>" "allow ip=IP/bits " "allow ip=IP:mask " "allow ip=pattern " "allow user=username,... " "deny ip=IP/bits " "deny ip=IP:mask " "deny ip=pattern " "<hr noshade>" "In patterns: * matches one or more characters, " "and ? matches one character." "In username: 'any' stands for any valid account " "(from .htaccess" " or auth-module. The default (used when _no_ " "entries are present) is 'allow ip=*', allowing" " everyone to access the module"); } else { me->definvisvar("_seclvl", -10, TYPE_INT); /* A very low one */ me->defvar("_sec_group", "user", "Proxy Security: Realm", TYPE_STRING, "The realm to use when requesting password from the " "client. Usually used as an informative message to the " "user."); me->defvar("_seclevels", "", "Proxy security: Patterns", TYPE_TEXT_FIELD, "This is the 'security level=value' list. " "Each security level can be any or more from " "this list: " "<hr noshade>" "allow ip=pattern " "allow user=username,... " "deny ip=pattern " "<hr noshade>" "In patterns: * is on or more characters, ? is one " " character." "In username: 'any' stands for any valid account" " (from .htaccess" " or auth-module. The default is 'deny ip=*'"); } } } else { me->defvar("_priority", 0, "", TYPE_INT, "", 0, 1); } me->defvar("_comment", "", " Comment", TYPE_TEXT_FIELD|VAR_MORE, "An optional comment. This has no effect on the module, it " "is only a text field for comments that the administrator " "might have (why the module are here, etc.)"); me->defvar("_name", "", " Module name", TYPE_STRING|VAR_MORE, "An optional name. Set to something to remaind you what " "the module really does."); me->setvars(retrieve(modname + "#" + id, this)); mixed err; if((me->start) && (err = catch{ me->start(0, this); })) { report_error("Error while initiating module copy of " + module->name + "\n" + describe_backtrace(err)); destruct(me); return 0; } if (err = catch(pr = me->query("_priority"))) { report_error("Error while initiating module copy of " + module->name + "\n" + describe_backtrace(err)); pr = 3; } if(module->type & MODULE_EXTENSION) { if (err = catch { array arr = me->query_extensions(); if (arrayp(arr)) { string foo; foreach( arr, foo ) if(pri[pr]->extension_modules[ foo ]) pri[pr]->extension_modules[foo] += ({ me }); else pri[pr]->extension_modules[foo] = ({ me }); } }) { report_error("Error while initiating module copy of " + module->name + "\n" + describe_backtrace(err)); } } if(module->type & MODULE_FILE_EXTENSION) { if (err = catch { array arr = me->query_file_extensions(); if (arrayp(arr)) { string foo; foreach( me->query_file_extensions(), foo ) if(pri[pr]->file_extension_modules[foo] ) pri[pr]->file_extension_modules[foo]+=({me}); else pri[pr]->file_extension_modules[foo]=({me}); } }) { report_error("Error while initiating module copy of " + module->name + "\n" + describe_backtrace(err)); } } if(module->type & MODULE_TYPES) { types_module = me; types_fun = me->type_from_extension; } if((module->type & MODULE_MAIN_PARSER)) { parse_module = me; if (_toparse_modules) { map(_toparse_modules, lambda(object o, object me, mapping module) { array err; if (err = catch{me->add_parse_module(o);}) { report_error("Error while initiating module copy of " + module->name + "\n" + describe_backtrace(err)); } }, me, module); } } if(module->type & MODULE_PARSER) { if(parse_module) { if (err = catch { parse_module->add_parse_module( me ); }) { report_error("Error while initiating module copy of " + module->name + "\n" + describe_backtrace(err)); } } _toparse_modules += ({ me }); } if(module->type & MODULE_AUTH) { auth_module = me; auth_fun = me->auth; } if(module->type & MODULE_DIRECTORIES) dir_module = me; if(module->type & MODULE_LOCATION) pri[pr]->location_modules += ({ me }); if(module->type & MODULE_LOGGER) pri[pr]->logger_modules += ({ me }); if(module->type & MODULE_URL) pri[pr]->url_modules += ({ me }); if(module->type & MODULE_LAST) pri[pr]->last_modules += ({ me }); if(module->type & MODULE_FILTER) pri[pr]->filter_modules += ({ me }); if(module->type & MODULE_FIRST) { pri[pr]->first_modules += ({ me }); } if(module->copies) module->copies[(int)id] = me; else module->enabled = me; hooks_for(module->sname+"#"+id, me); otomod[ me ] = modname; enabled_modules=retrieve("EnabledModules", this); if(!enabled_modules[modname+"#"+id]) { #ifdef MODULE_DEBUG perror("New module..."); #endif enabled_modules[modname+"#"+id] = 1; store( "EnabledModules", enabled_modules, 1, this); } #ifdef MODULE_DEBUG perror(" Done.\n"); #endif invalidate_cache(); return me; } return 0; } // Called from the configuration interface. string check_variable(string name, string value) { switch(name) { case "MyWorldLocation": if(strlen(value)<7 || value[-1] != '/' || !(sscanf(value,"%*s://%*s/")==2)) return "The URL should follow this format: protocol://computer[:port]/"; } } // This is used to update the server-global and module variables // between Roxen releases. It enables the poor roxen administrator to // reuse the configuration file from a previous release. without any // fuss. Configuration files from Roxen 1.0ß11 pre 11 and earlier // are not differentiated, but since that release is quite old already // when I write this, that is not really a problem.... #define perr(X) do { report += X; perror(X); } while(0) private void update_vars(int from) { string report = ""; int i; string modname; mapping redir; mapping enabled_modules = retrieve("EnabledModules"); array p, res=({}); perr("Updating configuration file....\n"); perr("----------------------------------------------------\n"); switch(from) { case 0: // Pre Spinnerb11p11 // No longer supported! case 1: case 2: perr("The 'No directory lists' variable is yet again available.\n"); case 3: // The htaccess support moved to a module. if(query(".htaccess")) { perr("The 'HTACCESS' support has been moved to a module.\n"); enable_module("htaccess#0"); } case 4: case 5: while(sizeof(redir = retrieve(modname = "lpcscript#"+i))) { remove( modname, this ); if(search(redir->exts, "pike") == -1) redir->exts += ({"pike"}); if(enabled_modules[modname] ) m_delete( enabled_modules, modname ); store("pikescript#"+i, redir, 1); enable_module("pikescript#"+i); perr("Renaming "+modname+" to pikescript#"+i+"\n"); i++; } store( "EnabledModules", enabled_modules, 1 ); case 6:// Current level. } perr("----------------------------------------------------\n"); report_debug(report); } // Used to hide some variables when logging is not enabled. int log_is_not_enabled() { return !query("Log"); } // Get the current domain. This is not as easy as one could think. private string get_domain(int|void l) { array f; string t, s; // ConfigurationURL is set by the 'install' script. if (!l) { f = (roxen->QUERY(ConfigurationURL)/"://"); if (sizeof(f) > 1) { t = (replace(f[1], ({ ":", "/" }), ({ "\0", "\0" }))/"\0")[0]; f = t/"."; if (sizeof(f) > 1) { s = f[1..]*"."; } } } #if efun(gethostbyname) && efun(gethostname) if(!s) { f = gethostbyname(gethostname()); // First try.. if(f) foreach(f, f) { if (arrayp(f)) { foreach(f, t) { f = t/"."; if ((sizeof(f) > 1) && (replace(t, ({ "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "." }), ({ "","","","","","","","","","","" })) != "")) { t = f[1..]*"."; if(!s || strlen(s) < strlen(t)) s=t; } } } } } #endif if(!s) { t = Stdio.read_bytes("/etc/resolv.conf"); if(t) { if(!sscanf(t, "domain %s\n", s)) if(!sscanf(t, "search %s%*[ \t\n]", s)) s="nowhere"; } else { s="nowhere"; } } if(s && strlen(s)) { if(s[-1] == '.') s=s[..strlen(s)-2]; if(s[0] == '.') s=s[1..]; } else { s="unknown"; } return s; } int disable_module( string modname ) { mapping module; mapping enabled_modules; object me; int pr; int id; sscanf(modname, "%s#%d", modname, id ); module = modules[ modname ]; if(!module) { report_error("Modules: Failed to disable module\n" "Modules: No module by that name: \""+modname+"\".\n"); return 0; } if(module->copies) { me = module->copies[id]; m_delete(module->copies, id); if(!sizeof(module->copies)) unload_module(modname); } else { me = module->enabled || module->master; module->enabled=module->master = 0; unload_module(modname); } invalidate_cache(); if(!me) { report_error("Modules: Failed to Disable "+module->name+" # "+id+"\n"); return 0; } if(me->stop) me->stop(); #ifdef MODULE_DEBUG perror("Modules: Disabling "+module->name+" # "+id+"\n"); #endif if(module["type"] & MODULE_EXTENSION && arrayp( me -> query_extensions())) { string foo; foreach( me -> query_extensions(), foo ) for(pr=0; pr<10; pr++) if( pri[pr]->extension_modules[ foo ] ) pri[pr]->extension_modules[ foo ]-= ({ me }); } if(module["type"] & MODULE_FILE_EXTENSION && arrayp( me -> query_file_extensions())) { string foo; foreach( me -> query_file_extensions(), foo ) for(pr=0; pr<10; pr++) if(pri[pr]->file_extension_modules[ foo ] ) pri[pr]->file_extension_modules[foo]-=({me}); } if(module["type"] & MODULE_TYPES) { types_module = 0; types_fun = 0; } if(module->type & MODULE_MAIN_PARSER) parse_module = 0; if(module->type & MODULE_PARSER) { if(parse_module) parse_module->remove_parse_module( me ); _toparse_modules -= ({ me, 0 }); } if( module->type & MODULE_AUTH ) { auth_module = 0; auth_fun = 0; } if( module->type & MODULE_DIRECTORIES ) dir_module = 0; if( module->type & MODULE_LOCATION ) for(pr=0; pr<10; pr++) pri[pr]->location_modules -= ({ me }); if( module->type & MODULE_URL ) for(pr=0; pr<10; pr++) pri[pr]->url_modules -= ({ me }); if( module->type & MODULE_LAST ) for(pr=0; pr<10; pr++) pri[pr]->last_modules -= ({ me }); if( module->type & MODULE_FILTER ) for(pr=0; pr<10; pr++) pri[pr]->filter_modules -= ({ me }); if( module->type & MODULE_FIRST ) { for(pr=0; pr<10; pr++) pri[pr]->first_modules -= ({ me }); } if( module->type & MODULE_LOGGER ) for(pr=0; pr<10; pr++) pri[pr]->logger_modules -= ({ me }); enabled_modules=retrieve("EnabledModules", this); if(enabled_modules[modname+"#"+id]) { m_delete( enabled_modules, modname + "#" + id ); store( "EnabledModules",enabled_modules, 1, this); } destruct(me); return 1; } object|string find_module(string name) { int id; sscanf(name, "%s#%d", name, id); if(modules[name]) { if(modules[name]->copies) return modules[name]->copies[id]; else if(modules[name]->enabled) return modules[name]->enabled; } return 0; } void register_module_load_hook( string modname, function fun, mixed ... args ) { object o; #ifdef MODULE_DEBUG perror("Registering a hook for the module "+modname+"\n"); #endif if(o=find_module(modname)) { #ifdef MODULE_DEBUG perror("Already there!\n"); #endif fun( @args, o ); } else if(!_hooks[modname]) _hooks[modname] = ({ ({ fun, args }) }); else _hooks[modname] += ({ ({ fun, args }) }); } int load_module(string module_file) { int foo, disablep; mixed err; mixed *module_data; mapping loaded_modules; object obj; program prog; // It is not thread-safe to use this. roxen->current_configuration = this_object(); #ifdef MODULE_DEBUG perror("Modules: Loading " + module_file + "... "); #endif if(prog=cache_lookup("modules", module_file)) { err = catch { obj = prog(this_object()); }; } else { string dir; _master->set_inhibit_compile_errors(""); err = catch { obj = roxen->load_from_dirs(roxen->QUERY(ModuleDirs), module_file, this_object()); }; string errors = _master->errors; _master->set_inhibit_compile_errors(0); if (sizeof(errors)) { report_error(sprintf("While compiling module (\"%s\"):\n%s\n", module_file, errors)); return(0); } prog = roxen->last_loaded(); } if (err) { report_error("While enabling module (" + module_file + "):\n" + describe_backtrace(err) + "\n"); return(0); } if(!obj) { report_error("Module load failed (" + module_file + ") (not found).\n"); return 0; } if (err = catch (module_data = obj->register_module(this_object()))) { #ifdef MODULE_DEBUG perror("FAILED\n" + describe_backtrace( err )); #endif report_error("Module loaded, but register_module() failed (" + module_file + ").\n" + describe_backtrace( err )); return 0; } err = ""; roxen->somemodules[module_file]= ({ module_data[1], module_data[2]+""+ replace(obj->file_name_and_stuff(),"0 ", module_file+" ") +"", module_data[0] }); if (!arrayp( module_data )) err = "Register_module didn't return an array.\n"; else switch (sizeof( module_data )) { case 5: foo=module_data[4]; module_data=module_data[0..3]; case 4: if (module_data[3] && !arrayp( module_data[3] )) err = "The fourth element of the array register_module returned " "(extra_buttons) wasn't an array.\n" + err; case 3: if (!stringp( module_data[2] )) err = "The third element of the array register_module returned " "(documentation) wasn't a string.\n" + err; if (!stringp( module_data[1] )) err = "The second element of the array register_module returned " "(name) wasn't a string.\n" + err; if (!intp( module_data[0] )) err = "The first element of the array register_module returned " "(type) wasn't an integer.\n" + err; break; default: err = "The array register_module returned was too small/large. " "It should have been three or four elements (type, name, " "documentation and extra buttons (optional))\n"; } if (err != "") { #ifdef MODULE_DEBUG perror("FAILED\n"+err); #endif report_error( "Tried to load module " + module_file + ", but:\n" + err ); if(obj) destruct( obj ); return 0; } if (sizeof(module_data) == 3) module_data += ({ 0 }); if(!foo) { destruct(obj); obj=0; } else { otomod[obj] = module_file; } if(!modules[ module_file ]) modules[ module_file ] = ([]); mapping tmpp = modules[ module_file ]; tmpp->type=module_data[0]; tmpp->name=module_data[1]; tmpp->doc=module_data[2]; tmpp->extra=module_data[3]; tmpp["program"]=prog; tmpp->master=obj; tmpp->copies=(foo ? 0 : (tmpp->copies||([]))); tmpp->sname=module_file; #ifdef MODULE_DEBUG perror(" Done ("+search(_master->programs,prog)+").\n"); #endif cache_set("modules", module_file, modules[module_file]["program"]); // ?? invalidate_cache(); return 1; } int unload_module(string module_file) { mapping module; int id; module = modules[ module_file ]; if(!module) return 0; if(objectp(module->master)) destruct(module->master); cache_remove("modules", module_file); m_delete(modules, module_file); return 1; } int port_open(array prt) { array v; foreach(values(open_ports), v) if(equal(v, prt)) return 1; return 0; } string desc() { string res=""; array (string|int) port; if(!sizeof(QUERY(Ports))) { /* array ips = roxen->configuration_interface()->ip_number_list;*/ /* if(!ips) roxen->configuration_interface()->init_ip_list;*/ /* ips = roxen->configuration_interface()->ip_number_list;*/ /* foreach(ips||({}), string ip)*/ /* {*/ /* }*/ array handlers = ({}); foreach(roxen->configurations, object c) if(c->modules["ip-less_hosts"]) handlers+=({({http_encode_string("/Configurations/"+c->name), strlen(c->query("name"))?c->query("name"):c->name})}); if(sizeof(handlers)==1) { res = "This server is handled by the ports in <a href=\""+handlers[0][0]+ "\">"+handlers[0][1]+"</a> \n"; } else if(sizeof(handlers)) { res = "This server is handled by the ports in any of the following servers: "; foreach(handlers, array h) res += "<a href=\""+h[0]+"\">"+h[1]+"</a> \n"; } else res=("There are no ports configured, and no virtual server seems " "to have support for ip-less virtual hosting enabled \n"); } foreach(QUERY(Ports), port) { string prt; switch(port[1][0..2]) { case "ssl": prt = "https://"; break; default: prt = port[1]+"://"; } if(port[2] && port[2]!="ANY") prt += port[2]; else prt += (gethostname()/".")[0] + "." + QUERY(Domain); prt += ":"+port[0]+"/"; if(port_open( port )) res += "Open: <a target=server_view href=\""+prt+"\">"+prt+"</a> \n "; else res += "Not open: <a target=server_view href=\""+ prt+"\">"+prt+"</a> \n"; } return (res+"Server URL: <a target=server_view " "href=\""+query("MyWorldLocation")+"\">"+query("MyWorldLocation")+"</a>"); } // BEGIN SQL mapping(string:string) sql_urls = ([]); object sql_connect(string db) { if (sql_urls[db]) { return(Sql.sql(sql_urls[db])); } else { return(Sql.sql(db)); } } // END SQL // This is the most likely URL for a virtual server. private string get_my_url() { string s; s = (gethostname()/".")[0] + "." + query("Domain"); s -= "\n"; return "http://" + s + "/"; } void enable_all_modules() { array modules_to_process=sort(indices(retrieve("EnabledModules",this))); string tmp_string; perror("\nEnabling all modules for "+query_name()+"... \n"); // Always enable the user database module first. if(search(modules_to_process, "userdb#0")>-1) modules_to_process = (({"userdb#0"})+(modules_to_process-({"userdb#0"}))); array err; foreach( modules_to_process, tmp_string ) if(err = catch( enable_module( tmp_string ) )) report_error("Failed to enable the module "+tmp_string+". Skipping\n" #ifdef MODULE_DEBUG +describe_backtrace(err)+"\n" #endif ); roxen->current_configuration = 0; } void create(string config) { roxen->current_configuration = this; name=config; perror("Creating virtual server '"+config+"'\n"); defvar("ZNoSuchFile", "<title>Sorry. I cannot find this resource</title>\n" "<body bgcolor='#ffffff' text='#000000' alink='#ff0000' " "vlink='#00007f' link='#0000ff'>\n" "<h2 align=center><configimage src=roxen.gif alt=\"File not found\">\n" "<hr noshade>" "\nSorry</h2>\n" " \nThe resource requested " "$File\ncannot be found.\n\nIf you feel that this is a " "configuration error, please contact " "the administrators or the author of the\n" "<if referrer>" "<a href=\"<referrer>\">referring</a>" "</if>\n" "<else>referring</else>\n" "page." "\n\n" "<hr noshade>" "<version>, at <a href=\"$Me\">$Me</a>.\n" "</body>\n", "Messages: No such file", TYPE_TEXT_FIELD, "What to return when there is no resource or file available " "at a certain location. $File will be replaced with the name " "of the resource requested, and $Me with the URL of this server "); defvar("comment", "", "Virtual server comment", TYPE_TEXT_FIELD|VAR_MORE, "This text will be visible in the configuration interface, it " " can be quite useful to use as a memory helper."); defvar("name", "", "Virtual server name", TYPE_STRING|VAR_MORE, "This is the name that will be used in the configuration " "interface. If this is left empty, the actual name of the " "virtual server will be used"); defvar("LogFormat", "404: $host $referer - [$cern_date] \"$method $resource $protocol\" 404 -\n" "500: $host $referer ERROR [$cern_date] \"$method $resource $protocol\" 500 -\n" "*: $host - - [$cern_date] \"$method $resource $protocol\" $response $length" , "Logging: Format", TYPE_TEXT_FIELD|VAR_MORE, "What format to use for logging. The syntax is:\n" "<pre>" "response-code or *: Log format for that response acode\n\n" "Log format is normal characters, or one or more of the " "variables below:\n" "\n" "\\n \\t \\r -- As in C, newline, tab and linefeed\n" "$char(int) -- Insert the (1 byte) character specified by the integer.\n" "$wchar(int) -- Insert the (2 byte) word specified by the integer.\n" "$int(int) -- Insert the (4 byte) word specified by the integer.\n" "$^ -- Supress newline at the end of the logentry\n" "$host -- The remote host name, or ip number.\n" "$ip_number -- The remote ip number.\n" "$bin-ip_number -- The remote host id as a binary integer number.\n" "\n" "$cern_date -- Cern Common Log file format date.\n" "$bin-date -- Time, but as an 32 bit iteger in network byteorder\n" "\n" "$method -- Request method\n" "$resource -- Resource identifier\n" "$protocol -- The protocol used (normally HTTP/1.0)\n" "$response -- The response code sent\n" "$bin-response -- The response code sent as a binary short number\n" "$length -- The length of the data section of the reply\n" "$bin-length -- Same, but as an 32 bit iteger in network byteorder\n" "$referer -- the header 'referer' from the request, or '-'.\n" "$user_agent -- the header 'User-Agent' from the request, or '-'.\n\n" "$user -- the name of the auth user used, if any\n" "$user_id -- A unique user ID, if cookies are supported,\n" " by the client, otherwise '0'\n" "</pre>", 0, log_is_not_enabled); defvar("Log", 1, "Logging: Enabled", TYPE_FLAG, "Log requests"); defvar("LogFile", roxen->QUERY(logdirprefix)+ short_name(name)+"/Log", "Logging: Log file", TYPE_FILE, "The log file. " "" "A file name. May be relative to "+getcwd()+"." " Some substitutions will be done:" "<pre>" "%y Year (i.e. '1997')\n" "%m Month (i.e. '08')\n" "%d Date (i.e. '10' for the tenth)\n" "%h Hour (i.e. '00')\n</pre>" ,0, log_is_not_enabled); defvar("NoLog", ({ }), "Logging: No Logging for", TYPE_STRING_LIST|VAR_MORE, "Don't log requests from hosts with an IP number which matches any " "of the patterns in this list. This also affects the access counter " "log.\n",0, log_is_not_enabled); defvar("Domain", get_domain(), "Domain", TYPE_STRING, "Your domainname, should be set automatically, if not, " "enter the correct domain name here, and send a bug report to " "<a href=\"mailto:roxen-bugs@infovav.se\">roxen-bugs@infovav.se" "</a>"); defvar("Ports", ({ }), "Listen ports", TYPE_PORTS, "The ports this virtual instance of Roxen will bind to.\n"); defvar("MyWorldLocation", get_my_url(), "Server URL", TYPE_STRING, "This is where your start page is located."); // This should be somewhere else, I think. Same goes for HTTP related ones defvar("FTPWelcome", " +-------------------------------------------------\n" " +-- Welcome to the Roxen Challenger FTP server ---\n" " +-------------------------------------------------\n", "Messages: FTP Welcome", TYPE_TEXT_FIELD|VAR_MORE, "FTP Welcome answer; transmitted to new FTP connections if the file " "/welcome.msg doesn't exist.\n"); defvar("named_ftp", 0, "Allow named FTP", TYPE_FLAG|VAR_MORE, "Allow ftp to normal user-accounts (requires auth-module).\n"); defvar("anonymous_ftp", 1, "Allow anonymous FTP", TYPE_FLAG|VAR_MORE, "Allows anonymous ftp.\n"); defvar("shells", "/etc/shells", "Shell database", TYPE_FILE|VAR_MORE, "File which contains a list of all valid shells.\n" "Usually /etc/shells\n"); defvar("_v", CONFIGURATION_FILE_LEVEL, 0, TYPE_INT, 0, 0, 1); setvars(retrieve("spider#0", this)); if((sizeof(retrieve("spider#0", this)) && (!retrieve("spider#0",this)->_v) || (query("_v") < CONFIGURATION_FILE_LEVEL))) { update_vars(retrieve("spider#0",this)->_v?query("_v"):0); killvar("PEther"); // From Spinner 1.0b11 variables->_v[VAR_VALUE] = CONFIGURATION_FILE_LEVEL; store("spider#0", variables, 0); } set("_v", CONFIGURATION_FILE_LEVEL); }

Roxen.git/ server/ base_server/ configuration.pike > 5d8780497703349c2f8fff90760d3a707fcd16ee [Annotate]