config.c@ 187

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Last change on this file since 187 was 187, checked in by Nishi, on Sep 28, 2024 at 9:07:34 AM
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Rev	Line
[4]	1	/* $Id: config.c 187 2024-09-28 00:07:34Z nishi $ */
	2
[16]	3	#define SOURCE
	4
[4]	5	#include "tw_config.h"
[17]	6	#include "tw_module.h"
[4]	7
	8	#include <stdio.h>
[7]	9	#include <stdint.h>
[4]	10	#include <stdlib.h>
	11	#include <string.h>
[12]	12	#include <unistd.h>
[4]	13
[20]	14	#ifdef __MINGW32__
	15	#include <winsock2.h>
	16	#endif
	17
[4]	18	#include <cm_string.h>
	19	#include <cm_log.h>
	20
[6]	21	struct tw_config config;
	22
[12]	23	struct tw_config_entry* tw_vhost_match(const char* name, int port) {
	24	int i;
	25	for(i = 0; i < config.vhost_count; i++) {
[13]	26	if(strcmp(config.vhosts[i].name, name) == 0 && (config.vhosts[i].port == -1 ? 1 : config.vhosts[i].port == port)) {
[12]	27	return &config.vhosts[i];
	28	}
	29	}
	30	return &config.root;
	31	}
	32
[22]	33	bool tw_permission_allowed(const char* path, SOCKADDR addr, struct tw_http_request req, struct tw_config_entry* vhost) {
[21]	34	int i;
	35	bool found = false;
	36	bool pathstart = false;
	37	bool perm = false;
	38	again:
[22]	39	for(i = 0; i < vhost->dir_count; i++) {
[21]	40	struct tw_dir_entry* e = &vhost->dirs[i];
	41	pathstart = false;
[22]	42	if(strlen(path) >= strlen(e->dir)) {
[21]	43	pathstart = true;
	44	int j;
[22]	45	for(j = 0; path[j] != 0 && e->dir[j] != 0; j++) {
	46	if(path[j] != e->dir[j]) {
[21]	47	pathstart = false;
	48	break;
	49	}
	50	}
	51	}
	52	char* noslash = cm_strdup(e->dir);
	53	noslash[strlen(noslash) - 1] = 0;
[22]	54	if(strcmp(e->dir, path) == 0 \|\| strcmp(noslash, path) == 0 \|\| pathstart) {
[21]	55	found = true;
[22]	56	if(strcmp(e->name, "all") == 0) {
[21]	57	perm = e->type == TW_DIR_ALLOW;
	58	}
	59	}
	60	free(noslash);
	61	}
[22]	62	if(!found && vhost != &config.root) {
[21]	63	vhost = &config.root;
	64	goto again;
	65	}
	66	return perm;
	67	}
	68
[7]	69	void tw_config_init(void) {
	70	int i;
	71	for(i = 0; i < MAX_PORTS + 1; i++) {
	72	config.ports[i] = -1;
	73	}
[12]	74	for(i = 0; i < MAX_VHOSTS; i++) {
[156]	75	#ifndef NO_SSL
[12]	76	config.vhosts[i].sslkey = NULL;
	77	config.vhosts[i].sslcert = NULL;
[156]	78	#endif
[19]	79	config.vhosts[i].root = NULL;
[156]	80	#ifdef HAS_CHROOT
	81	config.vhosts[i].chroot_path = NULL;
	82	#endif
[12]	83	}
[156]	84	#ifndef NO_SSL
[12]	85	config.root.sslkey = NULL;
	86	config.root.sslcert = NULL;
[156]	87	#endif
[19]	88	config.root.root = NULL;
[21]	89	config.root.mime_count = 0;
	90	config.root.dir_count = 0;
[22]	91	config.root.icon_count = 0;
[24]	92	config.root.index_count = 0;
[33]	93	config.root.readme_count = 0;
[123]	94	config.root.hideport = 0;
[156]	95	#ifdef HAS_CHROOT
	96	config.root.chroot_path = NULL;
	97	#endif
[12]	98	config.vhost_count = 0;
[18]	99	config.module_count = 0;
	100	config.extension = NULL;
[17]	101	config.server_root = cm_strdup(PREFIX);
[128]	102	config.server_admin = cm_strdup(SERVER_ADMIN);
[156]	103	config.defined[0] = NULL;
[187]	104	#if defined(_PSP)
[182]	105	strcpy(config.hostname, "psp");
[187]	106	#elif defined(__PPU__)
	107	strcpy(config.hostname, "ps3");
[182]	108	#else
[12]	109	gethostname(config.hostname, 1024);
[182]	110	#endif
[161]	111	#ifdef HAS_CHROOT
	112	tw_add_define("HAS_CHROOT");
	113	#endif
[174]	114	#ifndef NO_SSL
	115	tw_add_define("HAS_SSL");
	116	#endif
[7]	117	}
[6]	118
	119	int tw_config_read(const char* path) {
[4]	120	cm_log("Config", "Reading %s", path);
	121	char cbuf[2];
	122	cbuf[1] = 0;
[6]	123	int ln = 0;
[156]	124	int ifbr = 0;
	125	int ignore = -1;
[4]	126	FILE* f = fopen(path, "r");
[6]	127	if(f != NULL) {
[4]	128	char* line = malloc(1);
	129	line[0] = 0;
[6]	130	int stop = 0;
[12]	131	struct tw_config_entry* current = &config.root;
[6]	132	char* vhost = NULL;
[21]	133	char* dir = NULL;
[6]	134	while(stop == 0) {
[4]	135	int c = fread(cbuf, 1, 1, f);
[6]	136	if(cbuf[0] == '\n' \|\| c <= 0) {
	137	ln++;
[4]	138	char* l = cm_trim(line);
[6]	139	if(strlen(l) > 0 && l[0] != '#') {
[5]	140	char** r = cm_split(l, " \t");
	141	int i;
[156]	142	if(ignore != -1 && ifbr >= ignore) {
	143	if(cm_strcaseequ(r[0], "EndIf")) ifbr--;
	144	if(ifbr == 0) {
	145	ignore = -1;
	146	}
	147	} else if(cm_strcaseequ(r[0], "Include") \|\| cm_strcaseequ(r[0], "IncludeOptional")) {
[6]	148	for(i = 1; r[i] != NULL; i++) {
	149	if(tw_config_read(r[i]) != 0 && cm_strcaseequ(r[0], "Include")) {
	150	stop = 1;
	151	break;
[5]	152	}
	153	}
[156]	154	} else if(cm_strcaseequ(r[0], "Define")) {
	155	if(r[1] == NULL) {
	156	cm_log("Config", "Missing name at line %d", ln);
	157	stop = 1;
	158	} else {
	159	tw_add_define(r[1]);
	160	}
	161	} else if(cm_strcaseequ(r[0], "Undefine")) {
	162	if(r[1] == NULL) {
	163	cm_log("Config", "Missing name at line %d", ln);
	164	stop = 1;
	165	} else {
	166	tw_delete_define(r[1]);
	167	}
[21]	168	} else if(cm_strcaseequ(r[0], "BeginDirectory")) {
	169	if(dir != NULL) {
	170	cm_log("Config", "Already in directory section at line %d", ln);
	171	stop = 1;
	172	} else {
	173	if(r[1] == NULL) {
	174	cm_log("Config", "Missing directory at line %d", ln);
	175	stop = 1;
	176	} else {
	177	dir = cm_strcat(r[1], r[1][strlen(r[1]) - 1] == '/' ? "" : "/");
	178	}
	179	}
	180	} else if(cm_strcaseequ(r[0], "EndDirectory")) {
	181	if(dir == NULL) {
	182	cm_log("Config", "Not in directory section at line %d", ln);
	183	stop = 1;
	184	} else {
	185	free(dir);
	186	dir = NULL;
	187	}
	188	} else if(cm_strcaseequ(r[0], "Allow")) {
	189	if(dir == NULL) {
	190	cm_log("Config", "Not in directory section at line %d", ln);
	191	stop = 1;
	192	} else {
	193	if(r[1] == NULL) {
	194	cm_log("Config", "Missing argument at line %d", ln);
	195	stop = 1;
	196	} else {
	197	struct tw_dir_entry* e = &current->dirs[current->dir_count++];
	198	e->name = cm_strdup(r[1]);
	199	e->dir = cm_strdup(dir);
	200	e->type = TW_DIR_ALLOW;
	201	}
	202	}
	203	} else if(cm_strcaseequ(r[0], "Deny")) {
	204	if(dir == NULL) {
	205	cm_log("Config", "Not in directory section at line %d", ln);
	206	stop = 1;
	207	} else {
	208	if(r[1] == NULL) {
	209	cm_log("Config", "Missing argument at line %d", ln);
	210	stop = 1;
	211	} else {
	212	struct tw_dir_entry* e = &current->dirs[current->dir_count++];
	213	e->name = cm_strdup(r[1]);
	214	e->dir = cm_strdup(dir);
	215	e->type = TW_DIR_DENY;
	216	}
	217	}
[6]	218	} else if(cm_strcaseequ(r[0], "BeginVirtualHost")) {
	219	if(vhost != NULL) {
[12]	220	cm_log("Config", "Already in virtual host section at line %d", ln);
[6]	221	stop = 1;
	222	} else {
	223	if(r[1] == NULL) {
[12]	224	cm_log("Config", "Missing virtual host at line %d", ln);
[6]	225	stop = 1;
	226	} else {
	227	vhost = cm_strdup(r[1]);
[12]	228	current = &config.vhosts[config.vhost_count++];
[21]	229	current->dir_count = 0;
	230	current->mime_count = 0;
[22]	231	current->icon_count = 0;
[24]	232	current->index_count = 0;
[33]	233	current->readme_count = 0;
[123]	234	current->hideport = -1;
[12]	235	int i;
	236	current->name = cm_strdup(vhost);
[13]	237	current->port = -1;
[12]	238	for(i = 0; vhost[i] != 0; i++) {
	239	if(vhost[i] == ':') {
	240	current->name[i] = 0;
	241	current->port = atoi(current->name + i + 1);
	242	break;
	243	}
	244	}
[6]	245	}
	246	}
	247	} else if(cm_strcaseequ(r[0], "EndVirtualHost")) {
	248	if(vhost == NULL) {
[12]	249	cm_log("Config", "Not in virtual host section at line %d", ln);
[6]	250	stop = 1;
	251	} else {
	252	free(vhost);
	253	vhost = NULL;
[12]	254	current = &config.root;
[6]	255	}
[174]	256	} else if(cm_strcaseequ(r[0], "Listen")
	257	#ifndef NO_SSL
	258	\|\| cm_strcaseequ(r[0], "ListenSSL")
	259	#endif
	260	) {
[7]	261	for(i = 1; r[i] != NULL; i++) {
	262	uint64_t port = atoi(r[i]);
	263	cm_log("Config", "Going to listen at port %d%s", (int)port, cm_strcaseequ(r[0], "ListenSSL") ? " with SSL" : "");
	264	if(cm_strcaseequ(r[0], "ListenSSL")) port \|= (1ULL << 32);
	265	int j;
	266	for(j = 0; config.ports[j] != -1; j++)
	267	;
	268	config.ports[j] = port;
	269	}
[123]	270	} else if(cm_strcaseequ(r[0], "HidePort")) {
	271	current->hideport = 1;
	272	} else if(cm_strcaseequ(r[0], "ShowPort")) {
	273	current->hideport = 0;
[156]	274	#ifndef NO_SSL
[12]	275	} else if(cm_strcaseequ(r[0], "SSLKey")) {
	276	if(r[1] == NULL) {
	277	cm_log("Config", "Missing path at line %d", ln);
	278	stop = 1;
	279	} else {
	280	if(current->sslkey != NULL) free(current->sslkey);
	281	current->sslkey = cm_strdup(r[1]);
	282	}
	283	} else if(cm_strcaseequ(r[0], "SSLCertificate")) {
	284	if(r[1] == NULL) {
	285	cm_log("Config", "Missing path at line %d", ln);
	286	stop = 1;
	287	} else {
	288	if(current->sslcert != NULL) free(current->sslcert);
	289	current->sslcert = cm_strdup(r[1]);
	290	}
[156]	291	#endif
[161]	292	#ifdef HAS_CHROOT
	293	} else if(cm_strcaseequ(r[0], "ChrootDirectory")) {
	294	if(r[1] == NULL) {
	295	cm_log("Config", "Missing path at line %d", ln);
	296	stop = 1;
	297	} else {
	298	if(current->chroot_path != NULL) free(current->chroot_path);
	299	current->chroot_path = cm_strdup(r[1]);
	300	}
	301	#endif
[156]	302	} else if(cm_strcaseequ(r[0], "ForceLog")) {
	303	if(r[1] == NULL) {
	304	cm_log("Config", "Missing log at line %d", ln);
	305	stop = 1;
	306	} else {
	307	cm_force_log(r[1]);
	308	}
	309	} else if(cm_strcaseequ(r[0], "EndIf")) {
	310	if(ifbr == 0) {
	311	cm_log("Config", "Missing BeginIf at line %d", ln);
	312	stop = 1;
	313	}
	314	ifbr--;
	315	} else if(cm_strcaseequ(r[0], "BeginIf") \|\| cm_strcaseequ(r[0], "BeginIfNot")) {
	316	if(r[1] == NULL) {
	317	cm_log("Config", "Missing condition type at line %d", ln);
	318	} else {
	319	ifbr++;
	320	bool ign = false;
	321	if(cm_strcaseequ(r[1], "False")) {
	322	ign = true;
	323	} else if(cm_strcaseequ(r[1], "True")) {
	324	} else if(cm_strcaseequ(r[1], "Defined")) {
	325	if(r[2] == NULL) {
	326	cm_log("Config", "Missing name at line %d", ln);
	327	stop = 1;
	328	} else {
	329	int i;
	330	bool fndit = false;
	331	for(i = 0; config.defined[i] != NULL; i++) {
	332	if(strcmp(config.defined[i], r[2]) == 0) {
	333	fndit = true;
	334	break;
	335	}
	336	}
	337	if(!fndit) {
	338	ign = true;
	339	}
	340	}
	341	} else {
	342	cm_log("Config", "Unknown condition type at line %d", ln);
	343	stop = 1;
	344	}
	345	if(cm_strcaseequ(r[0], "BeginIfNot")) ign = !ign;
	346	if(ign) {
	347	ignore = ifbr - 1;
	348	}
	349	}
[61]	350	} else if(cm_strcaseequ(r[0], "ServerRoot")) {
	351	if(r[1] == NULL) {
	352	cm_log("Config", "Missing path at line %d", ln);
	353	stop = 1;
	354	} else {
	355	chdir(r[1]);
[127]	356	free(config.server_root);
	357	config.server_root = cm_strdup(r[1]);
[61]	358	}
[128]	359	} else if(cm_strcaseequ(r[0], "ServerAdmin")) {
	360	if(r[1] == NULL) {
	361	cm_log("Config", "Missing email at line %d", ln);
	362	stop = 1;
	363	} else {
	364	free(config.server_admin);
	365	config.server_admin = cm_strdup(r[1]);
	366	}
[19]	367	} else if(cm_strcaseequ(r[0], "DocumentRoot")) {
	368	if(r[1] == NULL) {
	369	cm_log("Config", "Missing path at line %d", ln);
	370	stop = 1;
	371	} else {
	372	if(current->root != NULL) free(current->root);
[21]	373	current->root = cm_strdup(strcmp(r[1], "/") == 0 ? "" : r[1]);
[19]	374	}
[21]	375	} else if(cm_strcaseequ(r[0], "MIMEType")) {
	376	if(r[1] == NULL) {
	377	cm_log("Config", "Missing extension at line %d", ln);
	378	stop = 1;
[22]	379	} else if(r[2] == NULL) {
[21]	380	cm_log("Config", "Missing MIME at line %d", ln);
	381	stop = 1;
	382	} else {
	383	struct tw_mime_entry* e = &current->mimes[current->mime_count++];
	384	e->ext = cm_strdup(r[1]);
	385	e->mime = cm_strdup(r[2]);
	386	}
[22]	387	} else if(cm_strcaseequ(r[0], "Icon")) {
	388	if(r[1] == NULL) {
	389	cm_log("Config", "Missing MIME at line %d", ln);
	390	stop = 1;
	391	} else if(r[2] == NULL) {
	392	cm_log("Config", "Missing path at line %d", ln);
	393	stop = 1;
	394	} else {
	395	struct tw_icon_entry* e = &current->icons[current->icon_count++];
	396	e->mime = cm_strdup(r[1]);
	397	e->icon = cm_strdup(r[2]);
	398	}
[17]	399	} else if(cm_strcaseequ(r[0], "LoadModule")) {
	400	for(i = 1; r[i] != NULL; i++) {
	401	void* mod = tw_module_load(r[i]);
	402	if(mod != NULL) {
[18]	403	config.modules[config.module_count++] = mod;
[17]	404	if(tw_module_init(mod) != 0) {
	405	stop = 1;
	406	break;
	407	}
	408	} else {
[127]	409	cm_log("Config", "Could not load the module at line %d", ln);
[17]	410	stop = 1;
	411	break;
	412	}
	413	}
[24]	414	} else if(cm_strcaseequ(r[0], "DirectoryIndex")) {
	415	for(i = 1; r[i] != NULL; i++) {
	416	current->indexes[current->index_count++] = cm_strdup(r[i]);
	417	}
[178]	418	} else if(cm_strcaseequ(r[0], "ReadmeFile") \|\| cm_strcaseequ(r[0], "Readme")) {
[182]	419	if(cm_strcaseequ(r[0], "Readme")) {
[178]	420	cm_force_log("NOTE: Readme directive is deprecated.");
	421	}
[33]	422	for(i = 1; r[i] != NULL; i++) {
	423	current->readmes[current->readme_count++] = cm_strdup(r[i]);
	424	}
[6]	425	} else {
[39]	426	stop = 1;
[6]	427	if(r[0] != NULL) {
[39]	428	int argc;
	429	for(argc = 0; r[argc] != NULL; argc++)
	430	;
	431	stop = 0;
	432	int i;
	433	bool called = false;
	434	struct tw_tool tools;
	435	tw_init_tools(&tools);
	436	for(i = 0; i < config.module_count; i++) {
	437	tw_mod_config_t mod_config = (tw_mod_config_t)tw_module_symbol(config.modules[i], "mod_config");
	438	int resp;
	439	if(mod_config != NULL && (resp = mod_config(&tools, r, argc)) == TW_CONFIG_PARSED) {
	440	called = true;
	441	break;
	442	}
	443	if(resp == TW_CONFIG_ERROR) {
	444	stop = 1;
	445	called = true;
	446	break;
	447	}
	448	}
	449	if(!called) {
	450	cm_log("Config", "Unknown directive `%s' at line %d", r[0], ln);
	451	stop = 1;
	452	}
[6]	453	}
[5]	454	}
	455	for(i = 0; r[i] != NULL; i++) free(r[i]);
	456	free(r);
[4]	457	}
	458	free(l);
	459	free(line);
	460	line = malloc(1);
	461	line[0] = 0;
	462	if(c <= 0) break;
[6]	463	} else if(cbuf[0] != '\r') {
[4]	464	char* tmp = line;
	465	line = cm_strcat(tmp, cbuf);
	466	free(tmp);
	467	}
	468	}
	469	free(line);
	470	fclose(f);
[6]	471	return stop;
	472	} else {
[5]	473	cm_log("Config", "Could not open the file");
[4]	474	return 1;
	475	}
	476	}

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source: Main/trunk/Server/config.c@ 187

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