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source: conf.c @ 2bd8f39

Last change on this file since 2bd8f39 was 2e5f594, checked in by dequis <dx@…>, at 2022-06-22T11:52:03Z
conf: Improve bitlbee -V output
Property mode set to `100644`
File size: 12.8 KB

Rev	Line
[5ebff60]	1	/********************************************************************\
[b7d3cc34]	2	* BitlBee -- An IRC to other IM-networks gateway *
	3	* *
[c92e6801]	4	* Copyright 2002-2005 Wilmer van der Gaast and others *
[b7d3cc34]	5	\********************************************************************/
	6
	7	/* Configuration reading code */
	8
	9	/*
	10	This program is free software; you can redistribute it and/or modify
	11	it under the terms of the GNU General Public License as published by
	12	the Free Software Foundation; either version 2 of the License, or
	13	(at your option) any later version.
	14
	15	This program is distributed in the hope that it will be useful,
	16	but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	GNU General Public License for more details.
	19
	20	You should have received a copy of the GNU General Public License with
	21	the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL;
[6f10697]	22	if not, write to the Free Software Foundation, Inc., 51 Franklin St.,
	23	Fifth Floor, Boston, MA 02110-1301 USA
[b7d3cc34]	24	*/
	25
	26	#include "bitlbee.h"
	27
	28	#include <stdio.h>
	29	#include <string.h>
	30	#include <stdlib.h>
	31	#include "conf.h"
	32	#include "ini.h"
	33	#include "url.h"
[54879ab]	34	#include "ipc.h"
[b7d3cc34]	35
[df1694b]	36	#include "proxy.h"
[b7d3cc34]	37
[5ebff60]	38	static int conf_loadini(conf_t conf, char file);
[49f1105]	39	static void conf_free(conf_t *conf);
[b7d3cc34]	40
[5ebff60]	41	conf_t conf_load(int argc, char argv[])
[b7d3cc34]	42	{
	43	conf_t *conf;
[eeb85a8]	44	int opt, i, config_missing = 0;
[2e5f594]	45	int version_happened = 0;
[5ebff60]	46
	47	conf = g_new0(conf_t, 1);
	48
[aefaac3a]	49	conf->iface_in = NULL;
	50	conf->iface_out = NULL;
[5ebff60]	51	conf->port = g_strdup("6667");
[b7d3cc34]	52	conf->nofork = 0;
	53	conf->verbose = 0;
[5ebff60]	54	conf->primary_storage = g_strdup("xml");
	55	conf->migrate_storage = g_strsplit("text", ",", -1);
[b7d3cc34]	56	conf->runmode = RUNMODE_INETD;
	57	conf->authmode = AUTHMODE_OPEN;
[8e6ecfe]	58	conf->auth_backend = NULL;
[d25f6fc]	59	conf->auth_pass = NULL;
	60	conf->oper_pass = NULL;
[446a23e]	61	conf->allow_account_add = 1;
[5ebff60]	62	conf->configdir = g_strdup(CONFIG);
	63	conf->plugindir = g_strdup(PLUGINDIR);
	64	conf->pidfile = g_strdup(PIDFILE);
	65	conf->motdfile = g_strdup(ETCDIR "/motd.txt");
[b7d3cc34]	66	conf->ping_interval = 180;
	67	conf->ping_timeout = 300;
[aaf92a9]	68	conf->user = NULL;
[a02f34f]	69	conf->ft_max_size = SIZE_MAX;
	70	conf->ft_max_kbps = G_MAXUINT;
	71	conf->ft_listen = NULL;
[90cd6c4]	72	conf->protocols = NULL;
[486ddb5]	73	conf->cafile = NULL;
[f4a5940]	74	proxytype = 0;
[5ebff60]	75
	76	i = conf_loadini(conf, global.conf_file);
	77	if (i == 0) {
	78	fprintf(stderr, "Error: Syntax error in configuration file `%s'.\n", global.conf_file);
[c2969f9]	79	conf_free(conf);
[eeb85a8]	80	return NULL;
[5ebff60]	81	} else if (i == -1) {
	82	config_missing++;
[eeb85a8]	83	/* Whine after parsing the options if there was no -c pointing
	84	at a valid configuration file. */
[b7d3cc34]	85	}
[5ebff60]	86
	87	while (argc > 0 && (opt = getopt(argc, argv, "i:p:P:nvIDFc:d:hu:V")) >= 0) {
	88	/* ^^^^ Just to make sure we skip this step from the REHASH handler. */
	89	if (opt == 'i') {
	90	conf->iface_in = g_strdup(optarg);
	91	} else if (opt == 'p') {
	92	g_free(conf->port);
	93	conf->port = g_strdup(optarg);
	94	} else if (opt == 'P') {
	95	g_free(conf->pidfile);
	96	conf->pidfile = g_strdup(optarg);
	97	} else if (opt == 'n') {
[74c119d]	98	conf->nofork = 1;
[5ebff60]	99	} else if (opt == 'v') {
[74c119d]	100	conf->verbose = 1;
[5ebff60]	101	} else if (opt == 'I') {
[74c119d]	102	conf->runmode = RUNMODE_INETD;
[5ebff60]	103	} else if (opt == 'D') {
[74c119d]	104	conf->runmode = RUNMODE_DAEMON;
[5ebff60]	105	} else if (opt == 'F') {
[74c119d]	106	conf->runmode = RUNMODE_FORKDAEMON;
[5ebff60]	107	} else if (opt == 'c') {
	108	if (strcmp(global.conf_file, optarg) != 0) {
	109	g_free(global.conf_file);
	110	global.conf_file = g_strdup(optarg);
[49f1105]	111	conf_free(conf);
[5ebff60]	112	/* Re-evaluate arguments. Don't use this option twice,
[f4a5940]	113	you'll end up in an infinite loop! Hope this trick
	114	works with all libcs BTW.. */
[74c119d]	115	optind = 1;
[5ebff60]	116	return conf_load(argc, argv);
[b7d3cc34]	117	}
[5ebff60]	118	} else if (opt == 'd') {
	119	g_free(conf->configdir);
	120	conf->configdir = g_strdup(optarg);
	121	} else if (opt == 'h') {
	122	printf("Usage: bitlbee [-D/-F [-i <interface>] [-p <port>] [-n] [-v]] [-I]\n"
	123	" [-c <file>] [-d <dir>] [-x] [-h]\n"
	124	"\n"
	125	"An IRC-to-other-chat-networks gateway\n"
	126	"\n"
	127	" -I Classic/InetD mode. (Default)\n"
	128	" -D Daemon mode. (one process serves all)\n"
	129	" -F Forking daemon. (one process per client)\n"
	130	" -u Run daemon as specified user.\n"
	131	" -P Specify PID-file (not for inetd mode)\n"
	132	" -i Specify the interface (by IP address) to listen on.\n"
	133	" (Default: 0.0.0.0 (any interface))\n"
	134	" -p Port number to listen on. (Default: 6667)\n"
	135	" -n Don't fork.\n"
	136	" -v Be verbose (only works in combination with -n)\n"
	137	" -c Load alternative configuration file\n"
	138	" -d Specify alternative user configuration directory\n"
	139	" -x Command-line interface to password encryption/hashing\n"
	140	" -h Show this help page.\n"
	141	" -V Show version info.\n");
[c2969f9]	142	conf_free(conf);
[3d1481f]	143	return NULL;
[5ebff60]	144	} else if (opt == 'V') {
[2e5f594]	145	printf("BitlBee %s\n", BITLBEE_VERSION);
	146	/* the rest of the version string is displayed below, for ld -vvv compatibility*/
	147	version_happened = TRUE;
[5ebff60]	148	} else if (opt == 'u') {
	149	g_free(conf->user);
	150	conf->user = g_strdup(optarg);
[aaf92a9]	151	}
[b7d3cc34]	152	}
[5ebff60]	153
[2e5f594]	154	if (version_happened) {
	155	printf("API version %06x\nConfigure args: %s\n",
	156	BITLBEE_VERSION_CODE, BITLBEE_CONFIGURE_ARGS);
	157	conf_free(conf);
	158	return NULL;
	159	}
	160
[5ebff60]	161	if (conf->configdir[strlen(conf->configdir) - 1] != '/') {
	162	char *s = g_new(char, strlen(conf->configdir) + 2);
	163
	164	sprintf(s, "%s/", conf->configdir);
	165	g_free(conf->configdir);
[b7d3cc34]	166	conf->configdir = s;
	167	}
[5ebff60]	168
	169	if (config_missing) {
	170	fprintf(stderr, "Warning: Unable to read configuration file `%s'.\n", global.conf_file);
	171	}
	172
	173	if (conf->cafile && access(conf->cafile, R_OK) != 0) {
[af5764e]	174	/* Let's treat this as a serious problem so people won't think
	175	they're secure when in fact they're not. */
[5ebff60]	176	fprintf(stderr, "Error: Could not read CA file %s: %s\n", conf->cafile, strerror(errno));
[c2969f9]	177	conf_free(conf);
[af5764e]	178	return NULL;
	179	}
[5ebff60]	180
[eeb85a8]	181	return conf;
[b7d3cc34]	182	}
	183
[49f1105]	184	static void conf_free(conf_t *conf)
	185	{
	186	/* Free software means users have the four essential freedoms:
	187	0. to run the program,
	188	2. to study and change the program in source code form,
	189	2. to redistribute exact copies, and
	190	3. to distribute modified versions
	191	*/
	192	g_free(conf->auth_pass);
	193	g_free(conf->cafile);
	194	g_free(conf->configdir);
	195	g_free(conf->ft_listen);
	196	g_free(conf->hostname);
	197	g_free(conf->iface_in);
	198	g_free(conf->iface_out);
	199	g_free(conf->motdfile);
	200	g_free(conf->oper_pass);
	201	g_free(conf->pidfile);
	202	g_free(conf->plugindir);
	203	g_free(conf->port);
	204	g_free(conf->primary_storage);
	205	g_free(conf->user);
	206	g_strfreev(conf->migrate_storage);
	207	g_strfreev(conf->protocols);
	208	g_free(conf);
	209
	210	}
	211
[5ebff60]	212	static int conf_loadini(conf_t conf, char file)
[b7d3cc34]	213	{
	214	ini_t *ini;
	215	int i;
[5ebff60]	216
	217	ini = ini_open(file);
	218	if (ini == NULL) {
	219	return -1;
	220	}
	221	while (ini_read(ini)) {
	222	if (g_strcasecmp(ini->section, "settings") == 0) {
	223	if (g_strcasecmp(ini->key, "runmode") == 0) {
	224	if (g_strcasecmp(ini->value, "daemon") == 0) {
[b7d3cc34]	225	conf->runmode = RUNMODE_DAEMON;
[5ebff60]	226	} else if (g_strcasecmp(ini->value, "forkdaemon") == 0) {
[d25f6fc]	227	conf->runmode = RUNMODE_FORKDAEMON;
[5ebff60]	228	} else {
[b7d3cc34]	229	conf->runmode = RUNMODE_INETD;
[5ebff60]	230	}
	231	} else if (g_strcasecmp(ini->key, "pidfile") == 0) {
	232	g_free(conf->pidfile);
	233	conf->pidfile = g_strdup(ini->value);
	234	} else if (g_strcasecmp(ini->key, "daemoninterface") == 0) {
	235	g_free(conf->iface_in);
	236	conf->iface_in = g_strdup(ini->value);
	237	} else if (g_strcasecmp(ini->key, "daemonport") == 0) {
	238	g_free(conf->port);
	239	conf->port = g_strdup(ini->value);
	240	} else if (g_strcasecmp(ini->key, "clientinterface") == 0) {
	241	g_free(conf->iface_out);
	242	conf->iface_out = g_strdup(ini->value);
	243	} else if (g_strcasecmp(ini->key, "authmode") == 0) {
	244	if (g_strcasecmp(ini->value, "registered") == 0) {
[b7d3cc34]	245	conf->authmode = AUTHMODE_REGISTERED;
[5ebff60]	246	} else if (g_strcasecmp(ini->value, "closed") == 0) {
[b7d3cc34]	247	conf->authmode = AUTHMODE_CLOSED;
[5ebff60]	248	} else {
[b7d3cc34]	249	conf->authmode = AUTHMODE_OPEN;
[5ebff60]	250	}
[8e6ecfe]	251	} else if (g_strcasecmp(ini->key, "authbackend") == 0) {
	252	if (g_strcasecmp(ini->value, "storage") == 0) {
	253	conf->auth_backend = NULL;
[50bb490]	254	} else if (g_strcasecmp(ini->value, "pam") == 0 \|\|
	255	g_strcasecmp(ini->value, "ldap") == 0) {
[a6005da]	256	g_free(conf->auth_backend);
	257	conf->auth_backend = g_strdup(ini->value);
[8e6ecfe]	258	} else {
	259	fprintf(stderr, "Invalid %s value: %s\n", ini->key, ini->value);
	260	return 0;
	261	}
[5ebff60]	262	} else if (g_strcasecmp(ini->key, "authpassword") == 0) {
	263	g_free(conf->auth_pass);
	264	conf->auth_pass = g_strdup(ini->value);
	265	} else if (g_strcasecmp(ini->key, "operpassword") == 0) {
	266	g_free(conf->oper_pass);
	267	conf->oper_pass = g_strdup(ini->value);
[446a23e]	268	} else if (g_strcasecmp(ini->key, "allowaccountadd") == 0) {
	269	if (!is_bool(ini->value)) {
	270	fprintf(stderr, "Invalid %s value: %s\n", ini->key, ini->value);
	271	return 0;
	272	}
	273	conf->allow_account_add = bool2int(ini->value);
[5ebff60]	274	} else if (g_strcasecmp(ini->key, "hostname") == 0) {
	275	g_free(conf->hostname);
	276	conf->hostname = g_strdup(ini->value);
	277	} else if (g_strcasecmp(ini->key, "configdir") == 0) {
	278	g_free(conf->configdir);
	279	conf->configdir = g_strdup(ini->value);
[34d16d5]	280	} else if (g_strcasecmp(ini->key, "plugindir") == 0) {
	281	g_free(conf->plugindir);
	282	conf->plugindir = g_strdup(ini->value);
[5ebff60]	283	} else if (g_strcasecmp(ini->key, "motdfile") == 0) {
	284	g_free(conf->motdfile);
	285	conf->motdfile = g_strdup(ini->value);
[365dd59]	286	} else if (g_strcasecmp(ini->key, "accountstorage") == 0 \|\|
	287	g_strcasecmp(ini->key, "account_storage") == 0) {
[5ebff60]	288	g_free(conf->primary_storage);
	289	conf->primary_storage = g_strdup(ini->value);
[365dd59]	290	} else if (g_strcasecmp(ini->key, "accountstoragemigrate") == 0 \|\|
	291	g_strcasecmp(ini->key, "account_storage_migrate") == 0) {
[5ebff60]	292	g_strfreev(conf->migrate_storage);
	293	conf->migrate_storage = g_strsplit_set(ini->value, " \t,;", -1);
	294	} else if (g_strcasecmp(ini->key, "pinginterval") == 0) {
	295	if (sscanf(ini->value, "%d", &i) != 1) {
	296	fprintf(stderr, "Invalid %s value: %s\n", ini->key, ini->value);
[eeb85a8]	297	return 0;
[b7d3cc34]	298	}
	299	conf->ping_interval = i;
[5ebff60]	300	} else if (g_strcasecmp(ini->key, "pingtimeout") == 0) {
	301	if (sscanf(ini->value, "%d", &i) != 1) {
	302	fprintf(stderr, "Invalid %s value: %s\n", ini->key, ini->value);
[eeb85a8]	303	return 0;
[b7d3cc34]	304	}
	305	conf->ping_timeout = i;
[5ebff60]	306	} else if (g_strcasecmp(ini->key, "proxy") == 0) {
	307	url_t *url = g_new0(url_t, 1);
	308
	309	if (!url_set(url, ini->value)) {
	310	fprintf(stderr, "Invalid %s value: %s\n", ini->key, ini->value);
	311	g_free(url);
[eeb85a8]	312	return 0;
[b7d3cc34]	313	}
[5ebff60]	314
	315	strncpy(proxyhost, url->host, sizeof(proxyhost));
	316	strncpy(proxyuser, url->user, sizeof(proxyuser));
	317	strncpy(proxypass, url->pass, sizeof(proxypass));
[b7d3cc34]	318	proxyport = url->port;
[5ebff60]	319	if (url->proto == PROTO_HTTP) {
[b7d3cc34]	320	proxytype = PROXY_HTTP;
[5ebff60]	321	} else if (url->proto == PROTO_SOCKS4) {
[b7d3cc34]	322	proxytype = PROXY_SOCKS4;
[5ebff60]	323	} else if (url->proto == PROTO_SOCKS5) {
[b7d3cc34]	324	proxytype = PROXY_SOCKS5;
[12f041d]	325	} else if (url->proto == PROTO_SOCKS4A) {
	326	proxytype = PROXY_SOCKS4A;
[5ebff60]	327	}
	328
	329	g_free(url);
	330	} else if (g_strcasecmp(ini->key, "user") == 0) {
	331	g_free(conf->user);
	332	conf->user = g_strdup(ini->value);
	333	} else if (g_strcasecmp(ini->key, "ft_max_size") == 0) {
[a02f34f]	334	size_t ft_max_size;
[5ebff60]	335	if (sscanf(ini->value, "%zu", &ft_max_size) != 1) {
	336	fprintf(stderr, "Invalid %s value: %s\n", ini->key, ini->value);
[a02f34f]	337	return 0;
	338	}
	339	conf->ft_max_size = ft_max_size;
[5ebff60]	340	} else if (g_strcasecmp(ini->key, "ft_max_kbps") == 0) {
	341	if (sscanf(ini->value, "%d", &i) != 1) {
	342	fprintf(stderr, "Invalid %s value: %s\n", ini->key, ini->value);
[a02f34f]	343	return 0;
	344	}
	345	conf->ft_max_kbps = i;
[5ebff60]	346	} else if (g_strcasecmp(ini->key, "ft_listen") == 0) {
	347	g_free(conf->ft_listen);
	348	conf->ft_listen = g_strdup(ini->value);
	349	} else if (g_strcasecmp(ini->key, "protocols") == 0) {
	350	g_strfreev(conf->protocols);
	351	conf->protocols = g_strsplit_set(ini->value, " \t,;", -1);
	352	} else if (g_strcasecmp(ini->key, "cafile") == 0) {
	353	g_free(conf->cafile);
	354	conf->cafile = g_strdup(ini->value);
	355	} else {
	356	fprintf(stderr, "Error: Unknown setting `%s` in configuration file (line %d).\n",
	357	ini->key, ini->line);
[eeb85a8]	358	return 0;
[b7d3cc34]	359	/* For now just ignore unknown keys... */
	360	}
[5ebff60]	361	} else if (g_strcasecmp(ini->section, "defaults") != 0) {
	362	fprintf(stderr, "Error: Unknown section [%s] in configuration file (line %d). "
	363	"BitlBee configuration must be put in a [settings] section!\n", ini->section,
	364	ini->line);
[eeb85a8]	365	return 0;
[b7d3cc34]	366	}
	367	}
[5ebff60]	368	ini_close(ini);
	369
[eeb85a8]	370	return 1;
[b7d3cc34]	371	}
	372
[5ebff60]	373	void conf_loaddefaults(irc_t *irc)
[b7d3cc34]	374	{
	375	ini_t *ini;
[5ebff60]	376
	377	ini = ini_open(global.conf_file);
	378	if (ini == NULL) {
	379	return;
	380	}
	381	while (ini_read(ini)) {
	382	if (g_strcasecmp(ini->section, "defaults") == 0) {
	383	set_t *s = set_find(&irc->b->set, ini->key);
	384
	385	if (s) {
	386	if (s->def) {
	387	g_free(s->def);
	388	}
	389	s->def = g_strdup(ini->value);
[b7d3cc34]	390	}
	391	}
	392	}
[5ebff60]	393	ini_close(ini);
[b7d3cc34]	394	}

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