Roxen.git/server/base_server/configuration.pike:1f554888c82405717d1597f7f958c6dbaae0c375

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configuration.pike,v 1.18 1997/03/13 01:13:22 kg 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; variables[var][ VAR_DOC_STR ] = doc_str; variables[var][ VAR_NAME ] = name; variables[var][ VAR_MISC ] = misc; if(intp(not_in_config)) variables[var][ VAR_CONFIGURABLE ] = !not_in_config; else 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 inherit 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 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; 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; location_module_cache=({ }); for(i=9; i>=0; i--) { object *d, p; if(d=pri[i]->location_modules) foreach(d, p) if(p->find_file) location_module_cache+=({({ p->query_location(), p->find_file })}); } } 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() { int possfd; object lf; 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!! { if(query("LogFile") == "stdout") { log_function=Stdio.stdout->write; possfd=-1; } else if(query("LogFile") == "stderr") { log_function=Stdio.stderr->write; } else { if(strlen(query("LogFile"))) { int opened; lf=files.file(); opened=lf->open( query("LogFile"), "wac"); if(!opened) mkdirhier(query("LogFile")); if(!opened && !(lf->open( query("LogFile"), "wac"))) { destruct(lf); report_error("Failed to open logfile. ("+query("LogFile")+")\n" + "No logging will take place!\n"); log_function=0; } else { mark_fd(lf->query_fd(), "Roxen log file ("+query("LogFile")+")"); log_function=lf->write; // Function pointer, speeds everything up (a little..). possfd=lf->query_fd(); lf=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" })); while(s[0] == ' ') s = s[1..10000]; while(s[0] == '\t') s = s[1..10000]; 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$^%s", pre, post)) s+="\n"; else s=pre+post; return s; } private void parse_log_formats() { string b; array foo=query("LogFormat")/"\n"; foreach(foo, b) if(strlen(b) && b[0] != '#' && sizeof(b/":")>1) log_format[(b/":")[0]] = fix_logging((b/":")[1..100000]*":"); } // Really write an entry to the log. private void write_to_log( string host, string rest, string oh, function fun ) { int s; if(!host) host=oh; if(!stringp(host)) host = "error:no_host"; if(fun) fun(replace(rest, "$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><b>Sent data:</b></td><td>%.2fMB" "</td><td>%.2f Kbit/sec</td>", sent->mb(),tmp * 8192.0); res += sprintf("<td><b>Sent headers:</b></td><td>%.2fMB</td>", hsent->mb()); tmp=(((float)requests*(float)600)/ (float)((time(1)-roxen->start_time)+1)); res += ("<tr align=right><td><b>Number of requests:</b></td><td>" + sprintf("%8d", requests) + sprintf("</td><td>%.2f/min</td><td><b>Recieved data:</b></" "td><td>%.2f</td>", (float)tmp/(float)10, (received->mb()))); return res +"</table>"; } public string *userinfo(string u, object id) { if(auth_module) return auth_module->userinfo(u); } public string *userlist(object id) { if(auth_module) return auth_module->userlist(); } public string *user_from_uid(int u, object 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; int need_auth; array seclevels; if(!(seclevels = misc_cache[ a ])) misc_cache[ a ] = seclevels = ({ function_object(a)->query_seclevels(), function_object(a)->query("_seclvl") }); 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)) return 0; // Match. It's ok. return http_low_answer(403, "<h2>Access forbidden</h2>"); continue; case MOD_DENY: // deny ip=... if(level[1](id->remoteaddr)) throw(""); return http_low_answer(403, "<h2>Access forbidden</h2>"); continue; case MOD_USER: // allow user=... if(id->auth && id->auth[0] && level[1](id->auth[1])) return 0; need_auth = 1; continue; case MOD_PROXY_USER: // allow user=... if(id->misc->proxyauth && id->misc->proxyauth[0] && level[1](id->misc->proxyauth[1])) return 0; return http_proxy_auth_required("user"); } }; // If auth is needed (access might be allowed if you are the right user), // request authentification from the user. Otherwise this is a lost case, // the user will never be allowed access unless the patterns change. return need_auth ? http_auth_failed("user") : 1; } #endif // Empty all the caches above. void unvalidate_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 } // 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); 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 // /.. return (["file":open("roxen-images/"+from+".gif", "r"),"type":"image/gif"]); } // 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 object _lock(object|function f) { object key; function|int q; if(q=locks[f]) { if(q!=-1) { perror("lock %O\n", f); key=q(); } } else { if(objectp(f)) if(f->thread_safe) locks[f]=-1; else locks[f]=Mutex()->lock; else if(function_object(f)->thread_safe) locks[f]=-1; else { perror("new lock for %O\n", f); locks[f]=Mutex()->lock; } if((q=locks[f]) && q!=-1) { perror("lock %O\n", f); key=q(); } } return key; } #define LOCK(X) key=_lock(X) #define UNLOCK() do{perror("unlock\n");key=0;}while(0) #else #define LOCK(X) #define UNLOCK(X) #endif static private 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(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(tmp && mappingp( tmp ) || objectp( tmp )) { array err; if(tmp->error) return tmp; nest ++; err = catch { if( nest < 20 ) tmp = 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, "//", "/"); foreach(location_modules(id), tmp) { loc = tmp[0]; if(file[0] != '/') file = "/" + file; if(!search(file, loc)) { //#ifdef MODULE_LEVEL_SECURITY // if(check_security(tmp[1], id)) continue; //#endif if(d=function_object(tmp[1])->find_dir(file[strlen(loc)..1000000], id)) dir |= d; } else { if(search(loc, file)==0 && loc[strlen(file)-1]=='/' && (loc[0]==loc[-1]) && loc[-1]=='/') { loc=loc[strlen(file)..100000]; 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... // Map location-modules. foreach(location_modules(id), tmp) { loc = tmp[0]; if((file == loc) || ((file+"/")==loc)) return ({ 0, -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; } } } // 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 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(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(200000); 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, erro; int possfd; int err=0; object lf; mapping new=([]), o2; parse_log_formats(); init_log_file(); map(indices(open_ports), do_dest); erro = catch { perror("Opening ports for "+query_name()+" "); foreach(query("Ports"), port ) { array tmp; function rp; array old = port; object o; if(rp = ((object)("protocols/"+port[1]))->real_port) if(tmp = rp(port)) port = tmp; object privs; if(port[0] < 1024) privs = ((program)"privs")("Opening listen port below 1024"); perror("... "+port[0]+" "+port[2]+" ("+port[1]+") "); if(!(o=create_listen_socket(port[0], this, port[2], (program)("protocols/"+port[1])))) { perror("I failed to open the port "+old[0]+" at "+old[2] +" ("+old[1]+")\n"); err++; } else open_ports[o]=old; } perror("\n"); }; if(erro) { perror("Error:\n"+describe_backtrace(erro)); } 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); } } } unvalidate_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); unvalidate_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); unvalidate_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; #ifdef MODULE_DEBUG perror("Modules: Enabling "+module->name+" # "+id+" ... "); #endif if(module->copies) { me = module["program"](); if(module->copies[id]) { module->copies[id]->stop(); destruct(module->copies[id]); } } else { if(objectp(module->master)) me = module->master; else me = module["program"](); } if((module->type & MODULE_LOCATION) || (module->type & MODULE_EXTENSION) || (module->type & MODULE_FILE_EXTENSION) || (module->type & MODULE_LOGGER) || (module->type & MODULE_URL) || (module->type & MODULE_LAST) || (module->type & MODULE_FILTER) || (module->type & MODULE_PARSER) || (module->type & 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("_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'. <p>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.<br>" "Each security level can be any or more from this list:" "<hr noshade>" "allow ip=pattern<br>" "allow user=username,...<br>" "deny ip=pattern<br>" "<hr noshade>" "In patterns: * is on or more characters, ? is one " " character.<p>" "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("_seclevels", "", "Proxy security: Patterns", TYPE_TEXT_FIELD, "This is the 'security level=value' list.<br>" "Each security level can be any or more from " "this list:<br>" "<hr noshade>" "allow ip=pattern<br>" "allow user=username,...<br>" "deny ip=pattern<br>" "<hr noshade>" "In patterns: * is on or more characters, ? is one " " character.<p>" "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, "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, "An optional name. Set to something to remaind you what " "the module really does."); me->setvars(retrieve(modname + "#" + id, this)); mixed err; if(err=catch{if(me->start) me->start(0, this);}) { report_error("Error while initiating module copy of "+module->name+"\n" + describe_backtrace(err)); destruct(me); return 0; } pr = me->query("_priority"); if((module->type&MODULE_EXTENSION) && arrayp(me->query_extensions())) { string foo; foreach( me->query_extensions(), foo ) if(pri[pr]->extension_modules[ foo ]) pri[pr]->extension_modules[foo] += ({ me }); else 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 ) if(pri[pr]->file_extension_modules[foo] ) pri[pr]->file_extension_modules[foo]+=({me}); else pri[pr]->file_extension_modules[foo]=({me}); } 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) { me->add_parse_module(o); }, me); } if(module->type & MODULE_PARSER) { if(parse_module) parse_module->add_parse_module( me ); _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 unvalidate_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 b11p11 // Ports changed from int, int, int ... to // ({ int, "http", query("PEther") }) // if(sizeof(retrieve("spider#0"))) { p = query("Ports"); foreach(p, p) if(intp(p)) res += ({ ({ p, "http", query("PEther") }) }); perr("Updating ports variable.\n"); set("PEther", 0); set("Ports", res); } else { perr("Ports variable already fixed.\n"); } // Now comes the tricky part.. // Fix all thoose redirection modules. res = ({}); while(sizeof(redir = retrieve(modname = "redirect#"+i++))) { string from, to; if(redir->fileredirect) { res += ({ "\n\n" +redir->fileredirect }); remove( modname, this ); if(enabled_modules[modname] ) m_delete( enabled_modules, modname ); continue; } // from -> to remove( modname, this ); if(enabled_modules[modname] ) m_delete( enabled_modules, modname ); from = redir->from; to = redir->redirect; if(redir->internal) res += ({ from + " " + to }); else res += ({ from + " " + "%u" + to }); perr("Fixing redirect from " + from + " to "+to+"\n"); } if(sizeof(res)) // Hepp hopp { enabled_modules["redirect#0"] = 1; store("redirect#0", ([ "fileredirect":"# Automatically converted patterns...\n\n" + res*"\n" ]), 1); } // And now the etc/extentions bug... redir = retrieve("contenttypes#0"); if(!sizeof(redir)) enabled_modules["contenttypes#0"] = 1; else { redir->exts = replace(redir->exts, "etc/extentions", "etc/extensions"); store("contenttypes#0", redir, 1); perr("Fixing spelling error in contenttypes configuration.\n"); } // Is there a directory parser in there somewhere? perror("Making a list of all wanted index files...\n"); i=0; res=({ }); while(sizeof(redir = retrieve(modname = "userfs#"+i++))) { if(redir->indexfiles) { res |= redir->indexfiles; redir[".files"] = !redir[".files"]; store("userfs#"+(i-1), redir, 1); #ifdef SUPPORT_HTACCESS if(redir[".htaccess"]) { if(!query("htaccess")) { perr("A filesystem used .htaccess parsing.\n" "This variable is now server global.\n" "This variable has now been set to 'Yes'\n"); set("htaccess", 1); } } #endif } } i=0; while(sizeof(redir = retrieve(modname = "secure_fs#"+i++))) { if(redir->indexfiles) { res |= redir->indexfiles; redir[".files"] = !redir[".files"]; store("secure_fs#"+(i-1), redir, 1); #ifdef SUPPORT_HTACCESS if(redir[".htaccess"]) { if(!query("htaccess")) { perr("A secure filesystem used .htaccess parsing.\n" "This variable is now server global.\n" "This variable has now been set to 'Yes'\n"); set("htaccess", 1); } } #endif } } i=0; while(sizeof(redir = retrieve(modname = "filesystem#"+i++))) { if(redir->indexfiles) { res |= redir->indexfiles; redir[".files"] = !redir[".files"]; store("filesystem#"+(i-1), redir, 1); #ifdef SUPPORT_HTACCESS if(redir[".htaccess"]) { if(!query("htaccess")) { perr("A user filesystem used .htaccess parsing.\n" "This variable is now server global.\n" "It has been set to 'Yes'\n"); set("htaccess", 1); } } #endif } } perr("-> "+res*","+"\n"); for(i=0; i<10; i++) { remove("status#"+i, this); m_delete(enabled_modules, "status#"+i); } if(!sizeof(retrieve("directories#0")) && (sizeof(redir = retrieve("fastdir#0")))) { redir->indexfiles = res; store("fastdir#0", redir, 1); perr("Updated fast directory parser to include new list.\n"); } else { if(!(sizeof(redir = retrieve("directories#0")))) { enabled_modules["directories#0"] = 1; perr("Enabled a directory parsing module.\n"); redir = ([ ]); } redir->indexfiles = res; store("directories#0", redir, 1); perr("Updated directory parser to include new list.\n"); } perr("Saving new module list.\n"); store( "EnabledModules", enabled_modules, 1 ); 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"); } private string get_domain(int|void l) { array f; string t, s; // ConfigurationURL is set by the 'install' script. if(!(!l && sscanf(roxen->QUERY(ConfigurationURL), "http://%s:%*s", s))) { #if efun(gethostbynme) && efun(gethostname) f = gethostbyname(gethostname()); // First try.. if(f) foreach(f, f) foreach(f, t) if(search(t, ".") != -1 && !(int)t) 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"; } s = "host."+s; } } sscanf(s, "%*s.%s", s); if(s && strlen(s)) { if(s[-1] == '.') s=s[..strlen(s)-2]; if(s[0] == '.') s=s[1..]; } else { s="unknown"; } return s; } // Get the current domain. This is not as easy as one could think. 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); } unvalidate_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; mapping modules; modules = modules; 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; roxen->current_configuration = this_object(); #ifdef MODULE_DEBUG perror("Modules: Loading "+module_file+"... "); #endif if(prog=cache_lookup("modules", module_file)) obj=prog(); else { string dir; // _master->set_inhibit_compile_errors(""); err = catch { obj = roxen->load_from_dirs(roxen->QUERY(ModuleDirs), module_file); }; if( err && obj ) { obj=0; report_error("Error while enabling module ("+module_file+"):\n"+ describe_backtrace(err)+"\n"); } // _master->set_inhibit_compile_errors(0); prog = roxen->last_loaded(); } if(!obj) { #ifdef MODULE_DEBUG perror("FAILED (the module was not found)\n"); #endif report_error( "Module load failed ("+module_file+") (not found).\n" ); return 0; } err = catch (module_data = obj->register_module()); if (err) { #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 = ""; if (!arrayp( module_data )) err = "Register_module didn't return an array.\n"; else switch (sizeof( module_data )) { case 5: foo=1; 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"]); // ?? unvalidate_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; foreach(QUERY(Ports), port) { string prt; switch(port[1]) { 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 += "<a target=server_view href='"+prt+"'>"+prt+"</a>\n<br>"; else res += "<font color=red><b>Not open:</b> <a target=server_view href='"+prt+"'>"+prt+"</a></font><br>\n"; } return res+"<p>"; } // This is the most likely URL for a virtual server. Again, this // should move into the actual 'configuration' object. It is not all // that nice to have all this code lying around in here. private string get_my_url() { string s; s = (gethostname()/".")[0] + "." + query("Domain"); s -= "\n"; return "http://" + s + "/"; } void create(string config) { array modules_to_process; string tmp_string; roxen->current_configuration = this; name=config; perror("Enabling virtual server '"+config+"'\n"); definvisvar("htaccess", 0, TYPE_FLAG); defvar("ZNoSuchFile", "<title>Sorry. I cannot find this resource</title>" "\n<h2 align=center><configimage src=roxen.gif alt=\"File not found\">\n" "<p><hr noshade>" "\n<i>Sorry</i></h2>\n" "<br clear>\n<font size=+2>The resource requested " "<i>$File</i>\ncannot be found.<p>\n\nIf you feel that this is a " "configuration error, please contact " "the administrators or the author of the <if referer>" "<a href=<referer>>referring</a> </if> <else>referring</else> page." "<p>\n</font>\n" "<hr noshade>" "<version>, at <a href=$Me>$Me</a>.\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", "", "Configuration interface comment", TYPE_TEXT_FIELD, "This text will be visible in the configuration interface, it " " can be quite useful to use as a memory helper."); defvar("name", "", "Configuration interface name", TYPE_STRING, "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: $host ERROR - [$cern_date] \"$method $resource $protocol\" 500 -\n" "*: $host - - [$cern_date] \"$method $resource $protocol\" $response $length" , "Logging: Format", TYPE_TEXT_FIELD, "What format to use for logging. The syntax is:\n" "<pre>" "response-code or *: Log format for that response acode\n\n" "Log format is normal characters, or one or more of the " "variables below:\n" "\n" "\\n \\t \\r -- As in C, newline, tab and linefeed\n" "$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. " "stdout for standard output, or stderr for standard error, or "+ "a file name. May be relative to "+getcwd()+".",0, log_is_not_enabled); defvar("NoLog", ({ }), "Logging: No Logging for", TYPE_STRING_LIST, "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 real 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, "FTP Welcome answer; transmitted to new FTP connections if the file " "<i>/welcome.msg</i> doesn't exist.\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); modules_to_process = sort_array(indices(retrieve("EnabledModules",this))); // 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; }

Roxen.git/ server/ base_server/ configuration.pike > 1f554888c82405717d1597f7f958c6dbaae0c375 [Annotate]