server.c@ 330

Visit:

Last change on this file since 330 was 330, checked in by Nishi, on Oct 15, 2024 at 2:58:39 AM
trying to add nextstep support
Property svn:keywords set to `Id`
File size: 29.7 KB

Rev	Line
[8]	1	/* $Id: server.c 330 2024-10-14 17:58:39Z nishi $ */
	2
[16]	3	#define SOURCE
	4
[43]	5	#include "../config.h"
	6
[8]	7	#include "tw_server.h"
	8
[43]	9	#ifndef NO_SSL
[12]	10	#include "tw_ssl.h"
[43]	11	#endif
	12
[8]	13	#include "tw_config.h"
[16]	14	#include "tw_http.h"
[18]	15	#include "tw_module.h"
	16	#include "tw_version.h"
[8]	17
[215]	18	#if !defined(_MSC_VER) && !defined(__BORLANDC__)
[8]	19	#include <unistd.h>
[212]	20	#endif
[312]	21	#include <ctype.h>
[8]	22	#include <string.h>
[11]	23	#include <stdbool.h>
[20]	24	#include <stdarg.h>
[43]	25	#include <stdio.h>
	26	#include <stdlib.h>
[84]	27	#include <errno.h>
[212]	28	#include <sys/types.h>
[21]	29	#include <sys/stat.h>
[32]	30	#include <time.h>
[8]	31
[18]	32	#include <cm_string.h>
[8]	33	#include <cm_log.h>
[21]	34	#include <cm_dir.h>
[8]	35
[312]	36	#ifdef __OS2__
	37	#include <types.h>
	38	#include <sys/time.h>
	39	#define INCL_DOSPROCESS
	40	#include <os2.h>
	41	#include <process.h>
	42	#define HANDLE void*
	43
	44	#include "strptime.h"
	45	typedef int socklen_t;
	46
	47	#include <tcpustd.h>
	48	#endif
	49
[315]	50	#if defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| (defined(__WATCOMC__) && !defined(__OS2__) && !defined(__NETWARE__))
[255]	51	#ifndef NO_GETNAMEINFO
[116]	52	#include <ws2tcpip.h>
	53	#include <wspiapi.h>
[163]	54	#endif
[240]	55	#ifdef USE_WINSOCK1
	56	#include <winsock.h>
	57	#else
[8]	58	#include <winsock2.h>
[240]	59	#endif
[11]	60	#include <process.h>
[62]	61	#include <windows.h>
[32]	62
	63	#include "strptime.h"
[216]	64	typedef int socklen_t;
[315]	65	#elif defined(__NETWARE__)
	66	#include <sys/socket.h>
	67	#include <nwthread.h>
	68	#define IPPROTO_TCP 0
	69	#define INADDR_ANY 0
	70	#define htons(x) x
	71	#include "strptime.h"
[8]	72	#else
[118]	73	#ifdef USE_POLL
[187]	74	#ifdef __PPU__
	75	#include <net/poll.h>
	76	#else
[118]	77	#include <poll.h>
[187]	78	#endif
[118]	79	#else
[328]	80	#ifndef __NeXT__
[8]	81	#include <sys/select.h>
[118]	82	#endif
[328]	83	#endif
[8]	84	#include <sys/socket.h>
	85	#include <arpa/inet.h>
	86	#include <netinet/in.h>
[329]	87	#if !defined(__PPU__) && !defined(__NeXT__)
[8]	88	#include <netinet/tcp.h>
[187]	89	#endif
[255]	90	#ifndef NO_GETNAMEINFO
[116]	91	#include <netdb.h>
[8]	92	#endif
[163]	93	#endif
[8]	94
[189]	95	#if defined(_PSP) \|\| defined(__ps2sdk__)
[182]	96	#include "strptime.h"
	97	#endif
	98
[97]	99	#ifdef __HAIKU__
	100	#include <OS.h>
	101	#endif
	102
[330]	103	#if defined(__USLC__) \|\| defined(__NeXT__) \|\| defined(__NETWARE__)
[303]	104	typedef int socklen_t;
	105	#endif
	106
[212]	107	#ifndef S_ISDIR
[272]	108	#define S_ISDIR(x) ((x) & _S_IFDIR)
[212]	109	#endif
	110
[8]	111	extern struct tw_config config;
[18]	112	extern char tw_server[];
[8]	113
	114	int sockcount = 0;
	115
[9]	116	SOCKADDR addresses[MAX_PORTS];
	117	int sockets[MAX_PORTS];
[8]	118
[219]	119	#if defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
[70]	120	const char* reserved_names[] = {"CON", "PRN", "AUX", "NUL", "COM1", "COM2", "COM3", "COM4", "COM5", "COM6", "COM7", "COM8", "COM9", "LPT1", "LPT2", "LPT3", "LPT4", "LPT5", "LPT6", "LPT7", "LPT8", "LPT9"};
	121	#endif
	122
[23]	123	/* https://qiita.com/gyu-don/items/5a640c6d2252a860c8cd */
	124	int tw_wildcard_match(const char* wildcard, const char* target) {
	125	const char pw = wildcard, pt = target;
	126
	127	while(1) {
	128	if(*pt == 0) {
	129	while(pw == '') pw++;
	130	return *pw == 0;
	131	} else if(*pw == 0) {
	132	return 0;
	133	} else if(pw == '') {
	134	return *(pw + 1) == 0 \|\| tw_wildcard_match(pw, pt + 1) \|\| tw_wildcard_match(pw + 1, pt);
[312]	135	} else if(pw == '?' \|\| (tolower(pw) == tolower(*pt))) {
[23]	136	pw++;
	137	pt++;
	138	continue;
	139	} else {
	140	return 0;
	141	}
	142	}
	143	}
	144
[8]	145	void close_socket(int sock) {
[312]	146	#ifdef __OS2__
	147	soclose(sock);
[315]	148	#elif defined(__NETWARE__)
	149	shutdown(sock, 2);
[312]	150	#elif defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
[8]	151	closesocket(sock);
	152	#else
	153	close(sock);
	154	#endif
	155	}
	156
	157	int tw_server_init(void) {
	158	int i;
[315]	159	#if defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| (defined(__WATCOMC__) && !defined(__OS2__) && !defined(__NETWARE__))
[8]	160	WSADATA wsa;
[240]	161	#ifdef USE_WINSOCK1
	162	WSAStartup(MAKEWORD(1, 1), &wsa);
	163	#else
[8]	164	WSAStartup(MAKEWORD(2, 0), &wsa);
	165	#endif
[240]	166	#endif
[312]	167	#ifdef __OS2__
	168	sock_init();
	169	#endif
[8]	170	for(i = 0; config.ports[i] != -1; i++)
	171	;
	172	sockcount = i;
	173	for(i = 0; config.ports[i] != -1; i++) {
[212]	174	int yes = 1;
	175	int no = 0;
[8]	176	#ifdef NO_IPV6
	177	int sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	178	#else
	179	int sock = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP);
	180	#endif
[215]	181	#if defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__)
[8]	182	if(sock == INVALID_SOCKET)
	183	#else
	184	if(sock < 0)
	185	#endif
	186	{
	187	cm_log("Server", "Socket creation failure");
	188	return 1;
	189	}
	190	if(setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, (void*)&yes, sizeof(yes)) < 0) {
	191	close_socket(sock);
	192	cm_log("Server", "setsockopt failure (reuseaddr)");
	193	return 1;
	194	}
[275]	195	#if !defined(__PPU__) && !defined(__minix)
[8]	196	if(setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, (void*)&yes, sizeof(yes)) < 0) {
	197	close_socket(sock);
	198	cm_log("Server", "setsockopt failure (nodelay)");
	199	return 1;
	200	}
[187]	201	#endif
[8]	202	#ifndef NO_IPV6
	203	if(setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, (void*)&no, sizeof(no)) < 0) {
	204	close_socket(sock);
	205	cm_log("Server", "setsockopt failure (IPv6)");
	206	return 1;
	207	}
	208	#endif
	209	memset(&addresses[i], 0, sizeof(addresses[i]));
	210	#ifdef NO_IPV6
	211	addresses[i].sin_family = AF_INET;
	212	addresses[i].sin_addr.s_addr = INADDR_ANY;
[214]	213	addresses[i].sin_port = htons(config.ports[i] & 0xffff);
[8]	214	#else
	215	addresses[i].sin6_family = AF_INET6;
	216	addresses[i].sin6_addr = in6addr_any;
[214]	217	addresses[i].sin6_port = htons(config.ports[i] & 0xffff);
[8]	218	#endif
	219	if(bind(sock, (struct sockaddr*)&addresses[i], sizeof(addresses[i])) < 0) {
	220	close_socket(sock);
	221	cm_log("Server", "Bind failure");
	222	return 1;
	223	}
	224	if(listen(sock, 128) < 0) {
	225	close_socket(sock);
	226	cm_log("Server", "Listen failure");
	227	return 1;
	228	}
	229	sockets[i] = sock;
	230	}
	231	return 0;
	232	}
[9]	233
[16]	234	size_t tw_read(SSL* ssl, int s, void* data, size_t len) {
[43]	235	#ifndef NO_SSL
[16]	236	if(ssl == NULL) {
	237	return recv(s, data, len, 0);
	238	} else {
	239	return SSL_read(ssl, data, len);
	240	}
[43]	241	#else
	242	return recv(s, data, len, 0);
	243	#endif
[16]	244	}
	245
	246	size_t tw_write(SSL* ssl, int s, void* data, size_t len) {
[43]	247	#ifndef NO_SSL
[16]	248	if(ssl == NULL) {
	249	return send(s, data, len, 0);
	250	} else {
	251	return SSL_write(ssl, data, len);
	252	}
[43]	253	#else
	254	return send(s, data, len, 0);
	255	#endif
[16]	256	}
	257
[20]	258	#define ERROR_HTML \
[18]	259	"<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n" \
	260	"<html>\n" \
	261	" <head>\n" \
[20]	262	" <title>%s</title>\n" \
[18]	263	" </head>\n" \
	264	" <body>\n" \
[20]	265	" <h1>%s</h1>\n" \
[18]	266	" <hr>\n" \
	267	" ", \
	268	address, \
	269	"\n" \
	270	" </body>\n" \
	271	"</html>\n"
	272
[32]	273	void _tw_process_page(SSL* ssl, int sock, const char* status, const char* type, FILE* f, const unsigned char* doc, size_t size, char** headers, time_t mtime, time_t cmtime) {
[18]	274	char construct[512];
[212]	275	size_t incr;
[32]	276	if(mtime != 0 && cmtime != 0 && mtime <= cmtime) {
	277	status = "304 Not Modified";
	278	type = NULL;
	279	size = 0;
	280	headers = NULL;
	281	f = NULL;
	282	doc = NULL;
	283	}
[215]	284	#if defined(_MSC_VER) \|\| defined(__BORLANDC__)
[212]	285	sprintf(construct, "%lu", (unsigned long)size);
	286	#else
[18]	287	sprintf(construct, "%llu", (unsigned long long)size);
[212]	288	#endif
[18]	289	tw_write(ssl, sock, "HTTP/1.1 ", 9);
	290	tw_write(ssl, sock, (char*)status, strlen(status));
	291	tw_write(ssl, sock, "\r\n", 2);
[24]	292	if(type != NULL) {
	293	tw_write(ssl, sock, "Content-Type: ", 7 + 5 + 2);
	294	tw_write(ssl, sock, (char*)type, strlen(type));
	295	tw_write(ssl, sock, "\r\n", 2);
	296	}
[18]	297	tw_write(ssl, sock, "Server: ", 6 + 2);
	298	tw_write(ssl, sock, tw_server, strlen(tw_server));
	299	tw_write(ssl, sock, "\r\n", 2);
[24]	300	if(size != 0) {
	301	tw_write(ssl, sock, "Content-Length: ", 7 + 7 + 2);
	302	tw_write(ssl, sock, construct, strlen(construct));
	303	tw_write(ssl, sock, "\r\n", 2);
[32]	304	if(mtime != 0) {
	305	struct tm* tm = gmtime(&mtime);
	306	char date[513];
	307	strftime(date, 512, "%a, %d %b %Y %H:%M:%S GMT", tm);
	308	tw_write(ssl, sock, "Last-Modified: ", 5 + 8 + 2);
	309	tw_write(ssl, sock, date, strlen(date));
	310	tw_write(ssl, sock, "\r\n", 2);
	311	}
[24]	312	}
	313	if(headers != NULL) {
[212]	314	int i;
[24]	315	for(i = 0; headers[i] != NULL; i += 2) {
	316	tw_write(ssl, sock, headers[i], strlen(headers[i]));
	317	tw_write(ssl, sock, ": ", 2);
	318	tw_write(ssl, sock, headers[i + 1], strlen(headers[i + 1]));
	319	tw_write(ssl, sock, "\r\n", 2);
	320	}
	321	}
[18]	322	tw_write(ssl, sock, "\r\n", 2);
[24]	323	if(doc == NULL && f == NULL) return;
[212]	324	incr = 0;
[18]	325	while(1) {
[22]	326	if(f != NULL) {
[21]	327	char buffer[128];
	328	fread(buffer, size < 128 ? size : 128, 1, f);
	329	tw_write(ssl, sock, buffer, size < 128 ? size : 128);
[22]	330	} else {
[21]	331	tw_write(ssl, sock, (unsigned char*)doc + incr, size < 128 ? size : 128);
	332	}
[18]	333	incr += 128;
[19]	334	if(size <= 128) break;
[18]	335	size -= 128;
	336	}
	337	}
	338
[32]	339	void tw_process_page(SSL* ssl, int sock, const char* status, const char* type, FILE* f, const unsigned char* doc, size_t size, time_t mtime, time_t cmtime) { _tw_process_page(ssl, sock, status, type, f, doc, size, NULL, mtime, cmtime); }
[24]	340
[18]	341	const char* tw_http_status(int code) {
[20]	342	if(code == 200) {
	343	return "200 OK";
[166]	344	} else if(code == 301) {
[167]	345	return "301 Moved Permanently";
[24]	346	} else if(code == 308) {
	347	return "308 Permanent Redirect";
[20]	348	} else if(code == 400) {
[18]	349	return "400 Bad Request";
[20]	350	} else if(code == 401) {
	351	return "401 Unauthorized";
	352	} else if(code == 403) {
	353	return "403 Forbidden";
	354	} else if(code == 404) {
	355	return "404 Not Found";
[161]	356	} else if(code == 500) {
	357	return "500 Internal Server Error";
[18]	358	} else {
	359	return "400 Bad Request";
	360	}
	361	}
	362
[123]	363	char* tw_http_default_error(int code, char* name, int port, struct tw_config_entry* vhost) {
[18]	364	char address[1024];
[212]	365	char* st;
	366	char* st2;
	367	char* buffer;
	368	char* str;
	369	int i;
[20]	370
[123]	371	if((vhost->hideport == -1 ? config.root.hideport : vhost->hideport) == 1) {
	372	sprintf(address, "<address>%s Server at %s</address>", tw_server, name, port);
	373	} else {
	374	sprintf(address, "<address>%s Server at %s Port %d</address>", tw_server, name, port);
	375	}
	376
[212]	377	st = cm_strdup(tw_http_status(code));
[20]	378	for(i = 0; st[i] != 0; i++) {
	379	if(st[i] == ' ') {
	380	st2 = cm_strdup(st + i + 1);
	381	break;
	382	}
[18]	383	}
[212]	384	buffer = malloc(4096);
	385	str = cm_strcat3(ERROR_HTML);
[20]	386	sprintf(buffer, str, st, st2);
	387	free(str);
	388	free(st);
	389	return buffer;
[18]	390	}
	391
[123]	392	void tw_http_error(SSL* ssl, int sock, int error, char* name, int port, struct tw_config_entry* vhost) {
	393	char* str = tw_http_default_error(error, name, port, vhost);
[32]	394	tw_process_page(ssl, sock, tw_http_status(error), "text/html", NULL, str, strlen(str), 0, 0);
[18]	395	free(str);
	396	}
	397
[20]	398	void addstring(char** str, const char* add, ...) {
	399	int i;
	400	char cbuf[2];
[212]	401	va_list va;
[20]	402	cbuf[1] = 0;
	403	va_start(va, add);
	404	for(i = 0; add[i] != 0; i++) {
	405	cbuf[0] = add[i];
	406	if(add[i] == '%') {
	407	i++;
	408	if(add[i] == 's') {
	409	char* tmp = *str;
	410	str = cm_strcat(tmp, va_arg(va, const char));
	411	free(tmp);
	412	} else if(add[i] == 'h') {
	413	char* h = cm_html_escape(va_arg(va, const char*));
	414	char* tmp = *str;
	415	*str = cm_strcat(tmp, h);
	416	free(tmp);
	417	free(h);
[21]	418	} else if(add[i] == 'l') {
	419	char* h = cm_url_escape(va_arg(va, const char*));
	420	char* tmp = *str;
	421	*str = cm_strcat(tmp, h);
	422	free(tmp);
	423	free(h);
[20]	424	} else if(add[i] == 'd') {
	425	int n = va_arg(va, int);
	426	char* h = malloc(512);
[212]	427	char* tmp = *str;
[20]	428	sprintf(h, "%d", n);
	429	*str = cm_strcat(tmp, h);
	430	free(tmp);
	431	free(h);
	432	} else if(add[i] == '%') {
	433	char* tmp = *str;
	434	*str = cm_strcat(tmp, "%");
	435	free(tmp);
	436	}
	437	} else {
	438	char* tmp = *str;
	439	*str = cm_strcat(tmp, cbuf);
	440	free(tmp);
	441	}
	442	}
[74]	443	va_end(va);
[20]	444	}
	445
[22]	446	char* tw_get_mime(const char* ext, struct tw_config_entry* vhost_entry) {
	447	char* mime = "application/octet-stream";
	448	bool set = false;
	449	int i;
[212]	450	if(ext == NULL) return mime;
[22]	451	for(i = 0; i < vhost_entry->mime_count; i++) {
[23]	452	if(strcmp(vhost_entry->mimes[i].ext, "all") == 0 \|\| (ext != NULL && tw_wildcard_match(vhost_entry->mimes[i].ext, ext))) {
[22]	453	mime = vhost_entry->mimes[i].mime;
	454	set = true;
	455	}
	456	}
	457	if(!set) {
	458	for(i = 0; i < config.root.mime_count; i++) {
[23]	459	if(strcmp(config.root.mimes[i].ext, "all") == 0 \|\| (ext != NULL && tw_wildcard_match(config.root.mimes[i].ext, ext))) {
[22]	460	mime = config.root.mimes[i].mime;
	461	}
	462	}
	463	}
	464	return mime;
	465	}
	466
	467	char* tw_get_icon(const char* mime, struct tw_config_entry* vhost_entry) {
	468	char* icon = "";
	469	bool set = false;
	470	int i;
[212]	471	if(mime == NULL) return "";
[22]	472	for(i = 0; i < vhost_entry->icon_count; i++) {
[23]	473	if(strcmp(vhost_entry->icons[i].mime, "all") == 0 \|\| (mime != NULL && tw_wildcard_match(vhost_entry->icons[i].mime, mime))) {
[22]	474	icon = vhost_entry->icons[i].icon;
	475	set = true;
	476	}
	477	}
	478	if(!set) {
	479	for(i = 0; i < config.root.icon_count; i++) {
[23]	480	if(strcmp(config.root.icons[i].mime, "all") == 0 \|\| (mime != NULL && tw_wildcard_match(config.root.icons[i].mime, mime))) {
[22]	481	icon = config.root.icons[i].icon;
	482	}
	483	}
	484	}
	485	return icon;
	486	}
	487
[11]	488	struct pass_entry {
	489	int sock;
[12]	490	int port;
[11]	491	bool ssl;
[21]	492	SOCKADDR addr;
[11]	493	};
	494
[219]	495	#if defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
[216]	496	#define NO_RETURN_THREAD
[215]	497	void tw_server_pass(void* ptr) {
[97]	498	#elif defined(__HAIKU__)
	499	int32_t tw_server_pass(void* ptr) {
[187]	500	#elif defined(_PSP) \|\| defined(__PPU__)
[183]	501	int tw_server_pass(void* ptr) {
[105]	502	#endif
[219]	503	#if defined(__HAIKU__) \|\| defined(__MINGW32__) \|\| defined(_PSP) \|\| defined(__PPU__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
[212]	504	#define FREE_PTR
[11]	505	int sock = ((struct pass_entry*)ptr)->sock;
	506	bool ssl = ((struct pass_entry*)ptr)->ssl;
[14]	507	int port = ((struct pass_entry*)ptr)->port;
[21]	508	SOCKADDR addr = ((struct pass_entry*)ptr)->addr;
[11]	509	#else
[216]	510	#define NO_RETURN_THREAD
[105]	511	void tw_server_pass(int sock, bool ssl, int port, SOCKADDR addr) {
[11]	512	#endif
[212]	513	SSL* s = NULL;
[43]	514	#ifndef NO_SSL
[12]	515	SSL_CTX* ctx = NULL;
[15]	516	bool sslworks = false;
[12]	517	if(ssl) {
	518	ctx = tw_create_ssl_ctx(port);
	519	s = SSL_new(ctx);
	520	SSL_set_fd(s, sock);
	521	if(SSL_accept(s) <= 0) goto cleanup;
[15]	522	sslworks = true;
[12]	523	}
[43]	524	#endif
[212]	525	char* name = config.hostname;
[116]	526	char address[513];
[212]	527	int ret;
	528	struct tw_http_request req;
	529	struct tw_http_response res;
	530	struct tw_tool tools;
[255]	531	char* addrstr;
	532	#ifndef NO_GETNAMEINFO
[116]	533	struct sockaddr* sa = (struct sockaddr*)&addr;
	534	getnameinfo(sa, sizeof(addr), address, 512, NULL, 0, NI_NUMERICHOST);
[315]	535	#elif defined(__NETWARE__)
	536	address[0] = 0;
[257]	537	#else
[315]	538	addrstr = inet_ntoa(addr.sin_addr);
	539	strcpy(address, addrstr);
	540	address[strlen(addrstr)] = 0;
[163]	541	#endif
[212]	542	#ifdef FREE_PTR
	543	free(ptr);
	544	#endif
[116]	545
[20]	546	res._processed = false;
	547	tw_init_tools(&tools);
[212]	548	ret = tw_http_parse(s, sock, &req);
[17]	549	if(ret == 0) {
[116]	550	char date[513];
	551	time_t t = time(NULL);
	552	struct tm* tm = localtime(&t);
[212]	553	char* useragent = cm_strdup("");
	554	int i;
	555	char* tmp;
	556	char* tmp2;
	557	char* tmp3;
	558	char* tmp4;
	559	char* tmp5;
	560	char* log;
	561	char* vhost;
	562	time_t cmtime;
	563	bool rej;
	564	char* host;
	565	int port;
[293]	566	char* chrootpath;
[212]	567	struct tw_config_entry* vhost_entry;
[116]	568	strftime(date, 512, "%a, %d %b %Y %H:%M:%S %Z", tm);
	569
[117]	570	for(i = 0; req.headers[i] != NULL; i += 2) {
	571	if(cm_strcaseequ(req.headers[i], "User-Agent")) {
[116]	572	free(useragent);
	573	useragent = cm_strdup(req.headers[i + 1]);
	574	}
	575	}
	576
[212]	577	tmp = cm_strcat3(address, " - [", date);
	578	tmp2 = cm_strcat3(tmp, "] \"", req.method);
	579	tmp3 = cm_strcat3(tmp2, " ", req.path);
	580	tmp4 = cm_strcat3(tmp3, " ", req.version);
	581	tmp5 = cm_strcat3(tmp4, "\" \"", useragent);
	582	log = cm_strcat(tmp5, "\"");
[116]	583	free(tmp);
	584	free(tmp2);
	585	free(tmp3);
	586	free(tmp4);
	587	free(tmp5);
	588	free(useragent);
	589	cm_force_log(log);
	590	free(log);
	591
[212]	592	vhost = cm_strdup(config.hostname);
	593	cmtime = 0;
[70]	594	if(req.headers != NULL) {
[64]	595	for(i = 0; req.headers[i] != NULL; i += 2) {
	596	if(cm_strcaseequ(req.headers[i], "Host")) {
	597	free(vhost);
	598	vhost = cm_strdup(req.headers[i + 1]);
	599	} else if(cm_strcaseequ(req.headers[i], "If-Modified-Since")) {
	600	struct tm tm;
[212]	601	time_t t;
	602	struct tm* btm;
[64]	603	strptime(req.headers[i + 1], "%a, %d %b %Y %H:%M:%S GMT", &tm);
[304]	604	#if defined(__MINGW32__) \|\| defined(_PSP) \|\| defined(__PPU__) \|\| defined(__ps2sdk__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__) \|\| defined(__USLC__)
[212]	605	t = 0;
	606	btm = localtime(&t);
[64]	607	cmtime = mktime(&tm);
	608	cmtime -= (btm->tm_hour * 60 + btm->tm_min) * 60;
[32]	609	#else
[140]	610	cmtime = timegm(&tm);
[32]	611	#endif
[64]	612	}
[21]	613	}
	614	}
[212]	615	rej = false;
[21]	616	cm_log("Server", "Host is %s", vhost);
[212]	617	port = s == NULL ? 80 : 443;
	618	host = cm_strdup(vhost);
[22]	619	for(i = 0; vhost[i] != 0; i++) {
	620	if(vhost[i] == ':') {
[21]	621	host[i] = 0;
	622	port = atoi(host + i + 1);
	623	break;
	624	}
	625	}
[136]	626	name = host;
[21]	627	cm_log("Server", "Hostname is `%s', port is `%d'", host, port);
[212]	628	vhost_entry = tw_vhost_match(host, port);
[161]	629	#ifdef HAS_CHROOT
[293]	630	chrootpath = vhost_entry->chroot_path != NULL ? vhost_entry->chroot_path : config.root.chroot_path;
[161]	631	if(chrootpath != NULL) {
	632	if(chdir(chrootpath) == 0) {
	633	if(chroot(".") == 0) {
	634	cm_log("Server", "Chroot successful");
	635	}
	636	} else {
	637	cm_log("Server", "chdir() failed, cannot chroot");
	638	tw_http_error(s, sock, 500, name, port, vhost_entry);
	639	rej = true;
	640	}
	641	}
	642	#endif
[20]	643	for(i = 0; i < config.module_count; i++) {
[314]	644	#ifdef __OS2__
	645	tw_mod_request_t mod_req = (tw_mod_request_t)tw_module_symbol(config.modules[i], "MOD_REQUEST");
	646	#else
[315]	647	tw_mod_request_t mod_req = (tw_mod_request_t)tw_module_symbol(config.modules[i], "mod_request");
[314]	648	#endif
[20]	649	if(mod_req != NULL) {
	650	int ret = mod_req(&tools, &req, &res);
	651	int co = ret & 0xff;
[141]	652	if(co == _TW_MODULE_PASS) {
	653	continue;
	654	} else if(co == _TW_MODULE_STOP) {
	655	/* Handle response here ... */
[20]	656	res._processed = true;
	657	break;
[141]	658	} else if(co == _TW_MODULE_STOP2) {
	659	res._processed = true;
	660	break;
	661	} else if(co == _TW_MODULE_ERROR) {
[123]	662	tw_http_error(s, sock, (ret & 0xffff00) >> 8, name, port, vhost_entry);
[20]	663	break;
	664	}
	665	}
	666	}
	667	if(!res._processed) {
[212]	668	char* path;
	669	char* rpath;
	670	struct stat st;
[215]	671	char* slash;
[21]	672	cm_log("Server", "Document root is %s", vhost_entry->root == NULL ? "not set" : vhost_entry->root);
[212]	673	path = cm_strcat(vhost_entry->root == NULL ? "" : vhost_entry->root, req.path);
[21]	674	cm_log("Server", "Filesystem path is %s", path);
[219]	675	#if defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
[216]	676	for(i = strlen(path) - 1; i >= 0; i--) {
	677	if(path[i] == '/') {
[215]	678	path[i] = 0;
[216]	679	} else {
[215]	680	break;
	681	}
	682	}
	683	#endif
[219]	684	#if defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
[212]	685	rpath = cm_strdup(path);
[72]	686	for(i = strlen(rpath) - 1; i >= 0; i--) {
[73]	687	if(rpath[i] == '/') {
	688	int j;
	689	for(j = i + 1; rpath[j] != 0; j++) {
	690	if(rpath[j] == ':' \|\| rpath[j] == '.') {
	691	rpath[j] = 0;
	692	break;
	693	}
	694	}
[71]	695	break;
	696	}
	697	}
[70]	698	for(i = 0; i < sizeof(reserved_names) / sizeof(reserved_names[0]); i++) {
	699	char* n = cm_strcat("/", reserved_names[i]);
[71]	700	if(cm_nocase_endswith(rpath, n)) {
[124]	701	tw_http_error(s, sock, 403, name, port, vhost_entry);
[70]	702	free(n);
	703	rej = true;
	704	cm_log("Server", "XP Patch ; rejecting access to device");
	705	break;
	706	}
	707	free(n);
	708	}
[71]	709	free(rpath);
[70]	710	#endif
	711	if(!rej && stat(path, &st) == 0) {
[22]	712	if(!tw_permission_allowed(path, addr, req, vhost_entry)) {
[123]	713	tw_http_error(s, sock, 403, name, port, vhost_entry);
[22]	714	} else if(S_ISDIR(st.st_mode)) {
[24]	715	if(req.path[strlen(req.path) - 1] != '/') {
[215]	716	char* headers[3] = {"Location", NULL, NULL};
	717	headers[1] = cm_strcat(req.path, "/");
[61]	718	cm_log("Server", "Accessing directory without the slash at the end");
[166]	719	_tw_process_page(s, sock, tw_http_status(301), NULL, NULL, NULL, 0, headers, 0, 0);
[24]	720	free(headers[1]);
	721	} else {
	722	char** indexes = vhost_entry->index_count == 0 ? config.root.indexes : vhost_entry->indexes;
	723	int index_count = vhost_entry->index_count == 0 ? config.root.index_count : vhost_entry->index_count;
	724	bool found = false;
	725	for(i = 0; i < index_count; i++) {
	726	char* p = cm_strcat3(path, "/", indexes[i]);
	727	FILE* f = fopen(p, "rb");
	728	if(f != NULL) {
	729	char* ext = NULL;
	730	int j;
[212]	731	struct stat st;
	732	char* mime;
[24]	733	for(j = strlen(p) - 1; j >= 0; j--) {
	734	if(p[j] == '.') {
	735	ext = cm_strdup(p + j);
	736	break;
	737	} else if(p[j] == '/') {
	738	break;
	739	}
[22]	740	}
[24]	741	stat(p, &st);
[212]	742	mime = tw_get_mime(ext, vhost_entry);
[32]	743	tw_process_page(s, sock, tw_http_status(200), mime, f, NULL, st.st_size, 0, 0);
[24]	744	fclose(f);
[74]	745	if(ext != NULL) free(ext);
[24]	746	free(p);
	747	found = true;
	748	break;
[22]	749	}
[24]	750	free(p);
	751	}
	752	if(!found) {
	753	char* str = malloc(1);
[212]	754	char** items;
	755	int readme;
	756	char** readmes;
	757	int readme_count;
	758	int hp;
[24]	759	str[0] = 0;
[212]	760	items = cm_scandir(path);
[122]	761	addstring(&str, "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 3.2 Final//EN\">\n");
[24]	762	addstring(&str, "<html>\n");
	763	addstring(&str, " <head>\n");
	764	addstring(&str, " <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\">\n");
[122]	765	addstring(&str, " <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n");
[24]	766	addstring(&str, " <title>Index of %h</title>\n", req.path);
	767	addstring(&str, " </head>\n");
	768	addstring(&str, " <body>\n");
	769	addstring(&str, " <h1>Index of %h</h1>\n", req.path);
	770	addstring(&str, " <hr>\n");
	771	addstring(&str, " <table border=\"0\">\n");
	772	addstring(&str, " <tr>\n");
	773	addstring(&str, " <th></th>\n");
	774	addstring(&str, " <th>Filename</th>\n");
[28]	775	addstring(&str, " <th>MIME</th>\n");
	776	addstring(&str, " <th>Size</th>\n");
[24]	777	addstring(&str, " </tr>\n");
[212]	778	readme = -1;
	779	readmes = vhost_entry->readme_count == 0 ? config.root.readmes : vhost_entry->readmes;
	780	readme_count = vhost_entry->readme_count == 0 ? config.root.readme_count : vhost_entry->readme_count;
[24]	781	if(items != NULL) {
[29]	782	int phase = 0;
	783	doit:
[24]	784	for(i = 0; items[i] != NULL; i++) {
[33]	785	int j;
[212]	786	char* ext;
	787	char* itm;
	788	char* icon;
[28]	789	char* fpth = cm_strcat3(path, "/", items[i]);
	790	struct stat s;
	791	char size[512];
[212]	792	char* showmime;
	793	char* mime;
[28]	794	size[0] = 0;
	795	stat(fpth, &s);
[29]	796	if(phase == 0 && !S_ISDIR(s.st_mode)) {
	797	free(fpth);
	798	continue;
	799	} else if(phase == 1 && S_ISDIR(s.st_mode)) {
	800	free(fpth);
	801	continue;
	802	}
[33]	803	if(readme == -1) {
	804	for(j = 0; j < readme_count; j++) {
	805	if(strcmp(items[i], readmes[j]) == 0) {
	806	readme = j;
	807	break;
	808	}
	809	}
	810	if(readme != -1) {
	811	free(fpth);
	812	continue;
	813	}
	814	}
[212]	815	if(s.st_size < NUM1024) {
[31]	816	sprintf(size, "%d", (int)s.st_size);
[212]	817	} else if(s.st_size < NUM1024 * 1024) {
[29]	818	sprintf(size, "%.1fK", (double)s.st_size / 1024);
[212]	819	} else if(s.st_size < NUM1024 * 1024 * 1024) {
[29]	820	sprintf(size, "%.1fM", (double)s.st_size / 1024 / 1024);
[212]	821	} else if(s.st_size < NUM1024 * 1024 * 1024 * 1024) {
[29]	822	sprintf(size, "%.1fG", (double)s.st_size / 1024 / 1024 / 1024);
[212]	823	} else if(s.st_size < NUM1024 * 1024 * 1024 * 1024 * 1024) {
[29]	824	sprintf(size, "%.1fT", (double)s.st_size / 1024 / 1024 / 1024 / 1024);
[28]	825	}
	826
	827	free(fpth);
	828
[212]	829	ext = NULL;
[24]	830	for(j = strlen(items[i]) - 1; j >= 0; j--) {
	831	if(items[i][j] == '.') {
	832	ext = cm_strdup(items[i] + j);
	833	break;
	834	} else if(items[i][j] == '/') {
	835	break;
	836	}
	837	}
[212]	838	showmime = "";
	839	mime = tw_get_mime(ext, vhost_entry);
[24]	840	if(strcmp(items[i], "../") == 0) {
	841	mime = "misc/parent";
[29]	842	size[0] = 0;
[24]	843	} else if(items[i][strlen(items[i]) - 1] == '/') {
	844	mime = "misc/dir";
[29]	845	size[0] = 0;
	846	} else {
[28]	847	showmime = mime;
[24]	848	}
[212]	849	icon = tw_get_icon(mime, vhost_entry);
[24]	850	if(ext != NULL) free(ext);
[212]	851	itm = cm_strdup(items[i]);
[24]	852	if(strlen(itm) >= 32) {
	853	if(itm[strlen(itm) - 1] == '/') {
	854	itm[31] = 0;
	855	itm[30] = '/';
	856	itm[29] = '.';
	857	itm[28] = '.';
	858	itm[27] = '.';
	859	} else {
	860	itm[31] = 0;
	861	itm[30] = '.';
	862	itm[29] = '.';
	863	itm[28] = '.';
	864	}
	865	}
	866	addstring(&str, "<tr>\n");
	867	addstring(&str, " <td><img src=\"%s\" alt=\"icon\"></td>\n", icon);
	868	addstring(&str, " <td><a href=\"%l\"><code>%h</code></a></td>\n", items[i], itm);
[60]	869	addstring(&str, " <td><code> %h </code></td>\n", showmime);
	870	addstring(&str, " <td><code> %s </code></td>\n", size);
[24]	871	addstring(&str, "</tr>\n");
	872	free(itm);
[22]	873	}
[29]	874	phase++;
	875	if(phase != 2) goto doit;
	876	for(i = 0; items[i] != NULL; i++) free(items[i]);
	877	free(items);
[22]	878	}
[24]	879	addstring(&str, " </table>\n");
[33]	880	if(readme != -1) {
[212]	881	struct stat s;
	882	FILE* fr;
	883	char* fpth;
[33]	884	addstring(&str, "<hr>\n");
[212]	885	fpth = cm_strcat3(path, "/", readmes[readme]);
[33]	886	stat(fpth, &s);
[212]	887	fr = fopen(fpth, "r");
[33]	888	if(fr != NULL) {
	889	char* rmbuf = malloc(s.st_size + 1);
	890	rmbuf[s.st_size] = 0;
	891	fread(rmbuf, s.st_size, 1, fr);
	892	addstring(&str, "<pre><code>%h</code></pre>\n", rmbuf);
	893	fclose(fr);
[70]	894	free(rmbuf);
[33]	895	}
[66]	896	free(fpth);
[33]	897	}
[24]	898	addstring(&str, " <hr>\n");
[212]	899	hp = vhost_entry->hideport == -1 ? config.root.hideport : vhost_entry->hideport;
[123]	900	if(hp == 0) {
	901	addstring(&str, " <address>%s Server at %s Port %d</address>\n", tw_server, name, port);
	902	} else {
	903	addstring(&str, " <address>%s Server at %s</address>\n", tw_server, name, port);
	904	}
[24]	905	addstring(&str, " </body>\n");
	906	addstring(&str, "</html>\n");
[32]	907	tw_process_page(s, sock, tw_http_status(200), "text/html", NULL, str, strlen(str), 0, 0);
[24]	908	free(str);
[21]	909	}
	910	}
[22]	911	} else {
[21]	912	char* ext = NULL;
[212]	913	char* mime;
	914	FILE* f;
[22]	915	for(i = strlen(req.path) - 1; i >= 0; i--) {
	916	if(req.path[i] == '.') {
[21]	917	ext = cm_strdup(req.path + i);
	918	break;
[24]	919	} else if(req.path[i] == '/') {
	920	break;
[21]	921	}
	922	}
[212]	923	mime = tw_get_mime(ext, vhost_entry);
[21]	924	if(ext != NULL) free(ext);
[212]	925	f = fopen(path, "rb");
[173]	926	if(f == NULL) {
	927	tw_http_error(s, sock, 403, name, port, vhost_entry);
	928	} else {
	929	tw_process_page(s, sock, tw_http_status(200), mime, f, NULL, st.st_size, st.st_mtime, cmtime);
	930	fclose(f);
	931	}
[21]	932	}
[22]	933	} else {
[161]	934	if(!rej) {
	935	tw_http_error(s, sock, 404, name, port, vhost_entry);
	936	}
[21]	937	}
	938	free(path);
[20]	939	}
[21]	940	free(vhost);
	941	free(host);
[22]	942	} else if(ret == -1) {
[18]	943	} else {
[123]	944	tw_http_error(s, sock, 400, name, port, &config.root);
[17]	945	}
[70]	946	tw_free_request(&req);
[12]	947	cleanup:
[43]	948	#ifndef NO_SSL
[16]	949	if(sslworks) {
[15]	950	SSL_shutdown(s);
	951	}
	952	SSL_free(s);
[46]	953	#endif
[11]	954	close_socket(sock);
[219]	955	#if defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
[315]	956	#ifdef __NETWARE__
	957	ExitThread(EXIT_THREAD, 0);
	958	#else
[216]	959	_endthread();
[315]	960	#endif
[100]	961	#elif defined(__HAIKU__)
[105]	962	exit_thread(0);
[11]	963	#endif
[216]	964	#ifndef NO_RETURN_THREAD
[214]	965	return 0;
[215]	966	#endif
[11]	967	}
	968
[62]	969	#ifdef SERVICE
	970	extern SERVICE_STATUS status;
	971	extern SERVICE_STATUS_HANDLE status_handle;
	972	#endif
	973
[219]	974	#if defined(__MINGW32__) \|\| defined(__HAIKU__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
[65]	975	struct thread_entry {
[101]	976	#ifdef __HAIKU__
	977	thread_id thread;
[315]	978	#elif defined(__NETWARE__)
	979	int thread;
[101]	980	#else
[65]	981	HANDLE handle;
[101]	982	#endif
[65]	983	bool used;
	984	};
	985	#endif
	986
[183]	987	extern int running;
	988
[11]	989	void tw_server_loop(void) {
[68]	990	int i;
[212]	991	#ifndef USE_POLL
[213]	992	fd_set fdset;
	993	struct timeval tv;
[212]	994	#endif
[219]	995	#if defined(__MINGW32__) \|\| defined(__HAIKU__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
[65]	996	struct thread_entry threads[2048];
[70]	997	for(i = 0; i < sizeof(threads) / sizeof(threads[0]); i++) {
[65]	998	threads[i].used = false;
	999	}
	1000	#endif
[118]	1001	#ifdef USE_POLL
[302]	1002	struct pollfd* pollfds = malloc(sizeof(pollfds) sockcount);
[118]	1003	for(i = 0; i < sockcount; i++) {
	1004	pollfds[i].fd = sockets[i];
	1005	pollfds[i].events = POLLIN \| POLLPRI;
	1006	}
	1007	#endif
[183]	1008	while(running) {
[212]	1009	int ret;
[118]	1010	#ifdef USE_POLL
[212]	1011	ret = poll(pollfds, sockcount, 1000);
[118]	1012	#else
	1013	FD_ZERO(&fdset);
	1014	for(i = 0; i < sockcount; i++) {
	1015	FD_SET(sockets[i], &fdset);
	1016	}
	1017	tv.tv_sec = 1;
	1018	tv.tv_usec = 0;
[86]	1019	#ifdef __HAIKU__
[212]	1020	ret = select(32, &fdset, NULL, NULL, &tv);
[86]	1021	#else
[212]	1022	ret = select(FD_SETSIZE, &fdset, NULL, NULL, &tv);
[86]	1023	#endif
[118]	1024	#endif
[11]	1025	if(ret == -1) {
[219]	1026	#if !defined(__MINGW32__) && !defined(_MSC_VER) && !defined(__BORLANDC__) && !defined(__WATCOMC__)
[296]	1027	if(errno == EINTR) continue;
[84]	1028	cm_log("Server", "Select failure: %s", strerror(errno));
	1029	#endif
[9]	1030	break;
[70]	1031	} else if(ret == 0) {
[62]	1032	#ifdef SERVICE
[70]	1033	if(status.dwCurrentState == SERVICE_STOP_PENDING) {
[62]	1034	break;
	1035	}
	1036	#endif
[11]	1037	} else if(ret > 0) {
[9]	1038	/* connection */
	1039	int i;
[11]	1040	for(i = 0; i < sockcount; i++) {
[118]	1041	bool cond;
	1042	#ifdef USE_POLL
	1043	cond = pollfds[i].revents & POLLIN;
	1044	#else
	1045	cond = FD_ISSET(sockets[i], &fdset);
	1046	#endif
	1047	if(cond) {
[9]	1048	SOCKADDR claddr;
[182]	1049	socklen_t clen = sizeof(claddr);
[9]	1050	int sock = accept(sockets[i], (struct sockaddr*)&claddr, &clen);
[219]	1051	#if defined(__MINGW32__) \|\| defined(__HAIKU__) \|\| defined(_PSP) \|\| defined(__PPU__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
[212]	1052	int j;
	1053	struct pass_entry* e = malloc(sizeof(*e));
[12]	1054	cm_log("Server", "New connection accepted");
[11]	1055	e->sock = sock;
[215]	1056	#if defined(_MSC_VER) \|\| defined(__BORLANDC__)
[212]	1057	e->ssl = config.ports[i] & (1UL << 31);
	1058	#else
	1059	e->ssl = config.ports[i] & (1ULL << 31);
	1060	#endif
[12]	1061	e->port = config.ports[i];
[21]	1062	e->addr = claddr;
[97]	1063	#endif
[219]	1064	#if defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
[312]	1065	#ifdef __OS2__
	1066	_beginthread(tw_server_pass, 0, 0, e);
[315]	1067	#elif defined(__NETWARE__)
	1068	BeginThread(tw_server_pass, 0, 0, e);
[312]	1069	#else
[212]	1070	_beginthread(tw_server_pass, 0, e);
[312]	1071	#endif
[187]	1072	#elif defined(_PSP) \|\| defined(__PPU__)
[183]	1073	tw_server_pass(e);
[97]	1074	#elif defined(__HAIKU__)
[183]	1075	for(j = 0; j < sizeof(threads) / sizeof(threads[0]); j++) {
	1076	if(threads[j].used) {
	1077	thread_info info;
	1078	bool kill = false;
	1079	if(get_thread_info(threads[j].thread, &info) == B_OK) {
	1080	} else {
	1081	kill = true;
[101]	1082	}
[183]	1083	if(kill) {
	1084	threads[j].used = false;
[101]	1085	}
	1086	}
[183]	1087	}
	1088	for(j = 0; j < sizeof(threads) / sizeof(threads[0]); j++) {
	1089	if(!threads[j].used) {
	1090	threads[j].thread = spawn_thread(tw_server_pass, "Tewi HTTPd", 60, e);
	1091	threads[j].used = true;
	1092	resume_thread(threads[j].thread);
	1093	break;
	1094	}
	1095	}
[11]	1096	#else
	1097	pid_t pid = fork();
	1098	if(pid == 0) {
[89]	1099	int j;
	1100	for(j = 0; j < sockcount; j++) close_socket(sockets[j]);
[212]	1101	tw_server_pass(sock, config.ports[i] & (1ULL << 31), config.ports[i], claddr);
[11]	1102	_exit(0);
	1103	} else {
	1104	close_socket(sock);
	1105	}
	1106	#endif
[9]	1107	}
	1108	}
	1109	}
	1110	}
[255]	1111	for(i = 0; i < sockcount; i++) {
[253]	1112	close_socket(sockets[i]);
	1113	}
	1114	cm_force_log("Server is down");
[9]	1115	}

Note: See TracBrowser for help on using the repository browser.

source: Main/trunk/Server/server.c@ 330

Download in other formats: