forked from pgul/binkd
/
readcfg.c
2326 lines (2029 loc) · 59.7 KB
/
readcfg.c
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/*
* readcfg.c -- reads config
*
* readcfg.c is a part of binkd project
*
* Copyright (C) 1996-2004 Dima Maloff, 5047/13 and others
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version. See COPYING.
*/
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <sys/types.h>
#include <sys/stat.h>
#if defined (HAVE_VSYSLOG) && defined (HAVE_FACILITYNAMES)
#define SYSLOG_NAMES
#include <syslog.h>
#endif
#include "sys.h"
#include "readcfg.h"
#include "common.h"
#include "sem.h"
#include "tools.h"
#include "protoco2.h"
#include "srif.h"
#include "iptools.h"
#include "readflo.h"
#include "ftnaddr.h"
#include "ftnnode.h"
#include "ftndom.h"
#include "ftnq.h"
#ifdef WITH_PERL
#include "perlhooks.h"
#endif
/*
* Pointer to actual config used by all processes
*/
BINKD_CONFIG *current_config;
/*
* Temporary static structure for configuration reading
*/
static BINKD_CONFIG work_config;
static char *current_path = "<command line>";
static int current_line;
static char linebuf[MAXCFGLINE + 1];
static char spaces[] = " \n\t";
/*
* Add static object to list (allocate new entry and copy static data)
*/
void simplelist_add(struct list_linkpoint *lp, void *data, int size)
{
DEFINE_LIST(__dummy__) *l = (void *) lp; /* linkpoint always at the beginning of list */
void *p = xalloc(size); /* new data element - variable size! */
memcpy(p, data, size);
((struct list_itemlink *)p)->next = NULL; /* item.next always at the beginning of structure */
if (l->linkpoint.last == NULL)
{
l->first = p;
l->linkpoint.last = p;
}
else
l->linkpoint.last = l->linkpoint.last->next = p;
}
/*
* Destroy list and all its entries
*/
void simplelist_free(struct list_linkpoint *lp, void (*destructor)(void *))
{
DEFINE_LIST(__dummy__) *l = (void *) lp; /* linkpoint always at the beginning of list */
void *p, *next_p;
for (p = l->first; p; p = next_p)
{
if (destructor)
destructor(p);
next_p = ((struct list_itemlink *)p)->next;
free(p);
}
l->first = NULL;
l->linkpoint.last = NULL;
}
/*
* Destructors for list entries
*/
static void destroy_configlist(void *p)
{
struct conflist_type *pp = p;
xfree(pp->path);
}
static void destroy_domains(void *p)
{
FTN_DOMAIN *pp = p;
xfree(pp->path);
xfree(pp->dir);
xfree(pp->idomain);
}
static void destroy_evtflags(void *p)
{
EVT_FLAG *pp = p;
xfree(pp->path);
xfree(pp->command);
xfree(pp->pattern);
}
static void destroy_rfrules(void *p)
{
RF_RULE *pp = p;
xfree(pp->from);
xfree(pp->to);
}
void destroy_maskchain(void *p)
{
struct maskchain *pp = p;
xfree(pp->mask);
}
static void destroy_skipchain(void *p)
{
struct skipchain *pp = p;
xfree(pp->mask);
}
static void destroy_akachain(void *p)
{
struct akachain *pp = p;
xfree(pp->mask);
}
static void destroy_shares(void *p)
{
SHARED_CHAIN *pp = p;
simplelist_free(&pp->sfa.linkpoint, NULL);
}
#if defined(WITH_ZLIB) || defined(WITH_BZLIB2)
static void destroy_zrule(void *p)
{
struct zrule *pp = p;
xfree(pp->mask);
}
#endif
#ifdef BW_LIM
static void destroy_rate(void *p)
{
struct ratechain *pp = p;
xfree(pp->mask);
}
#endif
#ifdef WITH_PERL
static void destroy_perlvars(void *p)
{
struct perl_var *pp = p;
xfree(pp->name);
xfree(pp->val);
}
#endif
/*#ifdef HTTPS
static void destroy_proxy(void *p)
{
struct proxy_info *pp = p;
xfree(pp->host);
xfree(pp->username);
xfree(pp->password);
}
#endif*/
/*
* Zero config data and set default values of other variables
* Note: must be called on locked config
*/
void lock_config_structure(BINKD_CONFIG *c)
{
if (++(c->usageCount) == 1)
{
/* First-time call: init default values */
snprintf(c->iport, sizeof(c->iport), "%s", find_port(""));
snprintf(c->oport, sizeof(c->oport), "%s", find_port(""));
c->call_delay = 60;
c->rescan_delay = 60;
c->nettimeout = DEF_TIMEOUT;
c->oblksize = DEF_BLKSIZE;
#if defined(WITH_ZLIB) || defined(WITH_BZLIB2)
c->zminsize = 1024;
c->zlevel = 0;
#endif
c->max_servers = 100;
c->max_clients = 100;
c->minfree = -1;
c->minfree_nonsecure = -1;
c->loglevel = 4;
c->conlog = 1;
c->inboundcase = INB_SAVE;
c->renamestyle = RENAME_POSTFIX;
c->hold_skipped = 60 * 60;
c->tzoff = -1; /* autodetect */
strcpy(c->inbound, ".");
strcpy(c->root_domain, ROOT_DOMAIN);
}
}
/*
* Deregister config usage. When config is not used anymore,
* free all dynamically allocated entries in configuration data
*/
void unlock_config_structure(BINKD_CONFIG *c, int on_exit)
{
int usage;
LockSem(&config_sem);
usage = --(c->usageCount);
ReleaseSem(&config_sem);
if (usage == 0)
{
/* Free all dynamic data here */
if (c != &work_config && !binkd_exit)
Log(4, "previous config is no longer in use, unloading");
#ifdef WITH_PERL
if (c->perl)
perl_done(c, on_exit);
#endif
xfree(c->pAddr);
free_nodes(c);
xfree(c->pkthdr_bad);
simplelist_free(&c->config_list.linkpoint, destroy_configlist);
simplelist_free(&c->pDomains.linkpoint, destroy_domains);
simplelist_free(&c->listen.linkpoint, NULL);
simplelist_free(&c->overwrite.linkpoint, destroy_maskchain);
simplelist_free(&c->nolog.linkpoint, destroy_maskchain);
simplelist_free(&c->skipmask.linkpoint, destroy_skipchain);
simplelist_free(&c->rf_rules.linkpoint, destroy_rfrules);
simplelist_free(&c->evt_flags.linkpoint, destroy_evtflags);
simplelist_free(&c->akamask.linkpoint, destroy_akachain);
simplelist_free(&c->shares.linkpoint, destroy_shares);
#if defined(WITH_ZLIB) || defined(WITH_BZLIB2)
simplelist_free(&c->zrules.linkpoint, destroy_zrule);
#endif
#ifdef BW_LIM
simplelist_free(&c->rates.linkpoint, destroy_rate);
#endif
#ifdef WITH_PERL
simplelist_free(&c->perl_vars.linkpoint, destroy_perlvars);
#endif
/*
#ifdef HTTPS
simplelist_free(&c->proxylist, destroy_proxy);
#endif
*/
if (c != &work_config && !binkd_exit)
free(c);
}
}
/*
* Locks current config structure and return pointer to it
* Can be called anychronously in new thread
*/
BINKD_CONFIG *lock_current_config(void)
{
BINKD_CONFIG *ret;
LockSem(&config_sem);
ret = current_config;
if (ret)
lock_config_structure(ret);
ReleaseSem(&config_sem);
return ret;
}
#if defined (HAVE_VSYSLOG) && defined (HAVE_FACILITYNAMES)
int syslog_facility = -1;
#endif
typedef struct _KEYWORD KEYWORD;
struct _KEYWORD
{
const char *key;
int (*callback) (KEYWORD *key, int wordcount, char **words);
void *var;
long option1;
long option2;
};
static int passwords (KEYWORD *key, int wordcount, char **words);
static int include (KEYWORD *key, int wordcount, char **words);
static int read_aka_list (KEYWORD *key, int wordcount, char **words);
static int read_domain_info (KEYWORD *key, int wordcount, char **words);
static int read_node_info (KEYWORD *key, int wordcount, char **words);
static int read_int (KEYWORD *key, int wordcount, char **words);
static int read_time (KEYWORD *key, int wordcount, char **words);
static int read_string (KEYWORD *key, int wordcount, char **words);
static int read_bool (KEYWORD *key, int wordcount, char **words);
static int read_log_string (KEYWORD *key, int wordcount, char **words);
static int read_log_int (KEYWORD *key, int wordcount, char **words);
static int read_flag_exec_info (KEYWORD *key, int wordcount, char **words);
static int read_rfrule (KEYWORD *key, int wordcount, char **words);
static int read_mask (KEYWORD *key, int wordcount, char **words);
static int read_akachain (KEYWORD *key, int wordcount, char **words);
static int read_inboundcase (KEYWORD *key, int wordcount, char **words);
static int read_dontsendempty (KEYWORD *key, int wordcount, char **words);
static int read_renamestyle (KEYWORD *key, int wordcount, char **words);
static int read_port (KEYWORD *key, int wordcount, char **words);
static int read_listen (KEYWORD *key, int wordcount, char **words);
static int read_skip (KEYWORD *key, int wordcount, char **words);
static int read_check_pkthdr (KEYWORD *key, int wordcount, char **words);
#if defined(WITH_ZLIB) || defined(WITH_BZLIB2)
static int read_zrule (KEYWORD *key, int wordcount, char **words);
#endif
#ifdef BW_LIM
static int read_rate (KEYWORD *key, int wordcount, char **words);
#endif
#ifdef WITH_PERL
static int read_perlvar (KEYWORD *key, int wordcount, char **words);
#endif
/* Helper functions for shared akas implementation */
static int read_shares (KEYWORD *key, int wordcount, char **words);
#if defined (HAVE_VSYSLOG) && defined (HAVE_FACILITYNAMES)
static int read_syslog_facility (KEYWORD *key, int wordcount, char **words);
#endif
#define DONT_CHECK 0x7fffffffl
static KEYWORD keywords[] =
{
{"include", include, NULL, 0, 0},
{"passwords", passwords, work_config.passwords, 'f', 0},
{"log", read_log_string, work_config.logpath, 'f', 0},
{"loglevel", read_log_int, &work_config.loglevel, 0, DONT_CHECK},
{"conlog", read_log_int, &work_config.conlog, 0, DONT_CHECK},
{"binlog", read_string, work_config.binlogpath, 'f', 0},
{"fdinhist", read_string, work_config.fdinhist, 'f', 0},
{"fdouthist", read_string, work_config.fdouthist, 'f', 0},
{"tzoff", read_time, &work_config.tzoff, -12*60*60, 12*60*60},
{"domain", read_domain_info, NULL, 0, 0},
{"address", read_aka_list, NULL, 0, 0},
{"sysname", read_string, work_config.sysname, 0, MAXSYSTEMNAME},
{"bindaddr", read_string, work_config.bindaddr, 0, 42},
{"listen", read_listen, &work_config.listen, 0, 0},
{"sysop", read_string, work_config.sysop, 0, MAXSYSOPNAME},
{"location", read_string, work_config.location, 0, MAXLOCATIONNAME},
{"nodeinfo", read_string, work_config.nodeinfo, 0, MAXNODEINFO},
{"iport", read_port, &work_config.iport, 0, 0},
{"oport", read_port, &work_config.oport, 0, 0},
{"rescan-delay", read_time, &work_config.rescan_delay, 1, DONT_CHECK},
{"call-delay", read_time, &work_config.call_delay, 1, DONT_CHECK},
{"timeout", read_time, &work_config.nettimeout, 1, DONT_CHECK},
{"oblksize", read_int, &work_config.oblksize, MIN_BLKSIZE, MAX_BLKSIZE},
{"maxservers", read_int, &work_config.max_servers, 0, DONT_CHECK},
{"maxclients", read_int, &work_config.max_clients, 0, DONT_CHECK},
{"inbound", read_string, work_config.inbound, 'd', 0},
{"inbound-nonsecure", read_string, work_config.inbound_nonsecure, 'd', 0},
{"temp-inbound", read_string, work_config.temp_inbound, 'd', 0},
{"node", read_node_info, NULL, 0, 0},
{"defnode", read_node_info, NULL, 1, 0},
{"kill-dup-partial-files", read_bool, &work_config.kill_dup_partial_files, 0, 0},
{"kill-old-partial-files", read_time, &work_config.kill_old_partial_files, 1, DONT_CHECK},
{"kill-old-bsy", read_time, &work_config.kill_old_bsy, 1, DONT_CHECK},
{"percents", read_bool, &work_config.percents, 0, 0},
{"minfree", read_int, &work_config.minfree, 0, DONT_CHECK},
{"minfree-nonsecure", read_int, &work_config.minfree_nonsecure, 0, DONT_CHECK},
{"flag", read_flag_exec_info, NULL, 'f', 0},
{"exec", read_flag_exec_info, NULL, 'e', 0},
{"printq", read_bool, &work_config.printq, 0, 0},
{"try", read_int, &work_config.tries, 0, 0xffff},
{"hold", read_time, &work_config.hold, 0, DONT_CHECK},
{"hold-skipped", read_time, &work_config.hold_skipped, 0, DONT_CHECK},
{"backresolv", read_bool, &work_config.backresolv, 0, 0},
{"pid-file", read_string, work_config.pid_file, 'f', 0},
#ifdef HTTPS
{"proxy", read_string, work_config.proxy, 0, BINKD_FQDNLEN + 40},
{"socks", read_string, work_config.socks, 0, BINKD_FQDNLEN + 40},
#endif
#if defined (HAVE_VSYSLOG) && defined (HAVE_FACILITYNAMES)
{"syslog", read_syslog_facility, &syslog_facility, 0, 0},
#endif
{"ftrans", read_rfrule, NULL, 0, 0},
{"send-if-pwd", read_bool, &work_config.send_if_pwd, 0, 0},
{"root-domain", read_string, work_config.root_domain, 0, BINKD_FQDNLEN},
{"prescan", read_bool, &work_config.prescan, 0, 0},
{"connect-timeout", read_time, &work_config.connect_timeout, 0, DONT_CHECK},
#ifdef MAILBOX
{"filebox", read_string, work_config.tfilebox, 'd', 0},
{"brakebox", read_string, work_config.bfilebox, 'd', 0},
{"deletebox", read_bool, &work_config.deleteablebox, 0, 0},
#endif
{"skip", read_skip, NULL, 0, 0},
{"skipmask", read_skip, NULL, 1, 0},
{"inboundcase", read_inboundcase, &work_config.inboundcase, 0, 0},
{"deletedirs", read_bool, &work_config.deletedirs, 0, 0},
{"overwrite", read_mask, &work_config.overwrite, 0, 0},
{"dont-send-empty", read_dontsendempty, &work_config.dontsendempty, 0, 0},
{"rename-style", read_renamestyle, &work_config.renamestyle, 0, 0},
/* shared akas definitions */
{"share", read_shares, 0, 0, 0},
/* check pkt header keyword */
{"check-pkthdr", read_check_pkthdr, NULL, 0, 0},
#ifdef AMIGADOS_4D_OUTBOUND
{"aso", read_bool, &work_config.aso, 0, 0},
#endif
#ifdef WITH_PERL
{"perl-hooks", read_string, work_config.perl_script, 'f', 0},
{"perl-dll", read_string, work_config.perl_dll, 'f', 0},
{"perl-strict", read_bool, &work_config.perl_strict, 0, 0},
{"perl-var", read_perlvar, &work_config.perl_vars, 0, 0},
#endif
{"nolog", read_mask, &work_config.nolog, 0, 0},
{"hide-aka", read_akachain, &work_config.akamask, ACT_HIDE, 0},
{"present-aka", read_akachain, &work_config.akamask, ACT_PRESENT, 0},
#if defined(WITH_ZLIB) || defined(WITH_BZLIB2)
{"zlevel", read_int, &work_config.zlevel, 0, 9},
{"zminsize", read_int, &work_config.zminsize, 0, DONT_CHECK},
{"zallow", read_zrule, &work_config.zrules, ZRULE_ALLOW, 0},
{"zdeny", read_zrule, &work_config.zrules, ZRULE_DENY, 0},
#endif
#if defined (WITH_ZLIB) && defined (ZLIBDL)
{"zlib-dll", read_string, work_config.zlib_dll, 'f', 0},
#endif
#if defined (WITH_BZLIB2) && defined (ZLIBDL)
{"bzlib2-dll", read_string, work_config.bzlib2_dll, 'f', 0},
#endif
#ifdef BW_LIM
{"limit-rate", read_rate, NULL, 0, 0},
#endif
{NULL, NULL, NULL, 0, 0}
};
/* Check for (personal) outbox pointed to (common) outbound */
static int check_outbox(char *obox)
{
FTN_DOMAIN *pd;
#ifndef UNIX
char *OBOX, *PATH=NULL;
#endif
if (obox == NULL)
return 0;
#ifndef UNIX
OBOX = strupper(xstrdup(obox));
#endif
for (pd=work_config.pDomains.first; pd; pd=pd->next)
{
if (pd->alias4)
continue;
if (pd->path)
{
char *s;
#ifdef UNIX
if (obox==strstr(obox, pd->path))
{
s = obox+strlen(pd->path);
if ((*s == '\\' || *s == '/') && STRICMP(s+1, pd->dir) == 0)
return 1;
}
#else
PATH = strupper(xstrdup(pd->path));
if (OBOX==strstr(OBOX, PATH))
{
s = OBOX+strlen(PATH);
if ((*s == '\\' || *s == '/') && STRICMP(s+1, pd->dir) == 0)
{
free(PATH);
free(OBOX);
return 1;
}
}
free(PATH);
#endif
}
}
#ifndef UNIX
free(OBOX);
#endif
return 0;
}
static int ConfigError(char *format, ...)
{
va_list args;
va_start(args, format);
Log(-1, "%s: line %d: error in configuration files\n", current_path, current_line);
vLog(1, format, args);
va_end(args);
return 0;
}
static int ConfigNeedNumber(char *s)
{
return ConfigError("%s: expecting a number", s);
}
static int ConfigNeedTime(char *s)
{
return ConfigError("%s: expecting a time interval", s);
}
static int isDefined(char *value, char *name)
{
if (*value == 0)
return ConfigError("'%s' must be defined", name);
return 1;
}
static void add_to_config_list(const char *path, FILE *f)
{
struct conflist_type new_entry;
struct stat sb;
new_entry.path = xstrdup(path);
if (f != NULL && fstat(fileno(f), &sb) == 0)
new_entry.mtime = sb.st_mtime;
else
{
Log(2, "Cannot get modification time for %s: %s", path, strerror(errno));
new_entry.mtime = 0;
}
simplelist_add(&work_config.config_list.linkpoint, &new_entry, sizeof(new_entry));
}
static int check_boxes(FTN_NODE *node, void *arg)
{
struct stat st;
char addr[FTN_ADDR_SZ + 1];
ftnaddress_to_str(addr, &(node->fa));
if (node->obox && node->obox[0])
{
if (stat(node->obox, &st) || (st.st_mode & S_IFDIR) == 0)
{
ConfigError("Outbox for %s does not exist (link %s)", node->obox, addr);
return 1;
}
if (check_outbox(node->obox))
{
ConfigError("Outbox cannot point to outbound! (link %s)", addr);
return 1;
}
}
if (node->ibox && node->ibox[0])
{
if (stat(node->ibox, &st) || (st.st_mode & S_IFDIR) == 0)
{
ConfigError("Inbox for %s does not exist (link %s)", node->ibox, addr);
return 1;
}
if (arg && st.st_dev != *(dev_t *)arg)
{
ConfigError("Inbox and temp-inbound must be in the same partition (link %s)", addr);
return 1;
}
}
return 0;
}
static int check_config(void)
{
struct stat st, si;
if (work_config.temp_inbound[0] && stat(work_config.temp_inbound, &st) == 0)
{
if (stat(work_config.inbound, &si) == 0 && st.st_dev != si.st_dev)
return ConfigError("Inbound and temp-inbound must be in the same partition");
if (stat(work_config.inbound_nonsecure, &si) == 0 && st.st_dev != si.st_dev)
return ConfigError("Unsecure-inbound and temp-inbound must be in the same partition");
}
if (foreach_node(check_boxes, work_config.temp_inbound[0] ? &st.st_dev : NULL, &work_config))
return 0;
return 1;
}
static void split_passwords(char *password, char **pkt_pwd, char **out_pwd)
{
if (!password) { *pkt_pwd = *out_pwd = NULL; return; }
/* parse "in_pwd,pkt_pwd,out_pwd" to password,pkt_pwd,out_pwd */
/* if any (pkt|out)_pwd is omitted, set pointer to NULL not to "" */
*pkt_pwd = strchr(password, ',');
*out_pwd = NULL;
if (*pkt_pwd) {
*((*pkt_pwd)++) = 0;
*out_pwd = strchr(*pkt_pwd, ',');
if (*out_pwd) *((*out_pwd)++) = 0;
if (!**pkt_pwd) *pkt_pwd = NULL;
if (*out_pwd && !**out_pwd) *out_pwd = NULL;
}
}
static int read_passwords(char *filename)
{
FILE *in;
FTN_ADDR fa;
if ((in = fopen(filename, "rt")) == NULL)
return ConfigError("unable to open password file (%s)", filename);
add_to_config_list(filename, in);
while (fgets (linebuf, sizeof (linebuf), in))
{
char *node, *password;
node = strtok(linebuf, spaces);
if(node && STRICMP(node,"password")==0 )
node = strtok(NULL, spaces); /* ifcico/qico passwords file detected */
if (node)
{
password = strtok(NULL, spaces);
if (password && parse_ftnaddress (node, &fa, work_config.pDomains.first)) /* Do not process if any garbage found */
{
FTN_NODE *pn;
char *pkt_pwd, *out_pwd;
split_passwords(password, &pkt_pwd, &out_pwd);
exp_ftnaddress (&fa, work_config.pAddr, work_config.nAddr, work_config.pDomains.first);
pn = add_node (&fa, NULL, password, pkt_pwd, out_pwd, '-', NULL, NULL,
NR_USE_OLD, ND_USE_OLD, MD_USE_OLD, RIP_USE_OLD,
HC_USE_OLD, NP_USE_OLD, NULL, AF_USE_OLD,
#ifdef BW_LIM
BW_DEF, BW_DEF,
#endif
#ifdef AF_FORCE
0,
#endif
&work_config);
if (pn && !pn->listed) pn->listed = NL_PASSWORDS;
}
}
}
fclose(in);
return 1;
}
/*
* Parses one configuration file
*/
static int readcfg0 (char *path)
{
#define MAX_WORDS_ON_LINE 64
FILE *in;
char *words[MAX_WORDS_ON_LINE];
int success;
if ((in = fopen (path, "r")) == 0)
return ConfigError("cannot open %s: %s", path, strerror(errno));
current_line = 0;
current_path = path;
add_to_config_list (path, in);
for (success = 1; success && fgets (linebuf, sizeof (linebuf), in); )
{
int wordcount;
KEYWORD *k;
++current_line;
/* Get array of all tokens on line */
for (wordcount = 0; wordcount < MAX_WORDS_ON_LINE; wordcount++)
{
words[wordcount] = getword(linebuf, wordcount+1);
if (words[wordcount] == NULL)
break;
}
if (wordcount == MAX_WORDS_ON_LINE)
ConfigError("warning: more then %d words on line will be ignored", MAX_WORDS_ON_LINE);
if (wordcount != 0)
{
for (k = keywords; k->key; k++)
if (!STRICMP (k->key, words[0]))
break;
if (k->key)
success = k->callback(k, wordcount-1, words+1);
else
success = ConfigError("%s: unknown keyword", words[0]);
}
while (--wordcount > 0)
free (words[wordcount]);
}
fclose (in);
return success;
}
/*
* Parses and reads _path as config.file
*/
BINKD_CONFIG *readcfg (char *path)
{
BINKD_CONFIG *new_config = NULL;
memset(&work_config, 0, sizeof(work_config));
lock_config_structure(&work_config);
if (
readcfg0(path) &&
isDefined(work_config.sysname, "sysname") &&
isDefined(work_config.sysop, "sysop") &&
isDefined(work_config.location, "location") &&
isDefined(work_config.nodeinfo, "nodeinfo")
)
{
do
{
if (work_config.nAddr == 0)
{
ConfigError("your address should be defined");
break;
}
if (work_config.pDomains.first == NULL)
{
ConfigError("at least one domain should be defined");
break;
}
/* setup command-line overrides */
if (quiet_flag)
{
work_config.percents = 0;
work_config.conlog = 0;
work_config.printq = 0;
}
switch (verbose_flag)
{
case 0:
break;
case 1:
work_config.percents = work_config.printq = 1;
work_config.loglevel = work_config.conlog = 4;
break;
case 2:
case 3:
default:
work_config.percents = work_config.printq = 1;
work_config.loglevel = work_config.conlog = 6;
break;
}
if (!work_config.listen.first)
{
struct listenchain new_entry;
new_entry.port[0] = '\0';
new_entry.addr[0] = '\0';
simplelist_add(&work_config.listen.linkpoint, &new_entry, sizeof(new_entry));
}
{
struct listenchain *cur;
for (cur = work_config.listen.first; cur; cur = cur->next)
{
if (cur->port[0] == '\0')
snprintf(cur->port, sizeof(cur->port), "%s", work_config.iport);
}
}
if (!*work_config.inbound_nonsecure)
strcpy (work_config.inbound_nonsecure, work_config.inbound);
if (work_config.passwords[0])
if (!read_passwords(work_config.passwords))
break;
if (!check_config())
break;
/* All checks passed! */
new_config = xalloc(sizeof(work_config));
memcpy(new_config, &work_config, sizeof(work_config));
} while (0);
}
if (!new_config)
{
/* Config error. Abort or continue? */
if (current_config)
{
Log(1, "error in configuration, using old config");
unlock_config_structure(&work_config, 0);
}
}
return new_config;
}
/*
* Check for change in configuration files
* !!! Must be called from "main" thread only !!!
*/
int checkcfg(void)
{
struct stat sb;
struct conflist_type *pc;
int need_reload;
BINKD_CONFIG *new_config, *old_config;
#ifdef HAVE_FORK
if (got_sighup)
Log (2, "got SIGHUP");
need_reload = got_sighup;
got_sighup = 0;
#else
need_reload = 0;
#endif
if (!checkcfg_flag && !need_reload)
return 0;
for (pc = current_config->config_list.first; pc; pc = pc->next)
{
if (stat (pc->path, &sb))
continue;
if (pc->mtime == 0)
pc->mtime = sb.st_mtime;
else if (pc->mtime != sb.st_mtime)
{
/* If reload failed, this will keep us from constant reload */
pc->mtime = sb.st_mtime;
Log(2, "%s changed!", pc->path);
need_reload = 1;
}
}
#ifdef WITH_PERL
switch (perl_need_reload(current_config, current_config->config_list.first, need_reload))
{ case 1: need_reload = 1; break;
case 2: need_reload = 0; break;
}
#endif
if (!need_reload)
return 0;
/* Reload starting from first file in list */
Log(2, "Reloading configuration...");
pc = current_config->config_list.first;
new_config = readcfg(pc->path);
#ifdef WITH_PERL
#if defined(HAVE_THREADS) || defined(PERL_MULTIPLICITY)
if (new_config && new_config->perl_script[0])
{
if (!perl_init(new_config->perl_script, new_config, 0))
if (new_config->perl_strict)
{
Log (1, "error parsing Perl script %s, using old config", new_config->perl_script);
unlock_config_structure(new_config, 0);
new_config = NULL;
}
}
#else
if (new_config)
{
if (current_config && current_config->perl)
perl_done(current_config, 0);
if (new_config->perl_script[0])
{
if (!perl_init(new_config->perl_script, new_config, 0))
if (new_config->perl_strict)
Log (0, "error parsing Perl script %s", new_config->perl_script);
}
}
#endif
#endif
if (new_config)
{
InitLog(new_config->loglevel, new_config->conlog,
new_config->logpath, new_config->nolog.first);
#ifdef WITH_PERL
/* before change current_config,
* because clone to clientmanager should be after config_loaded() call
*/
perl_config_loaded(new_config);
#endif
LockSem(&config_sem);
old_config = current_config;
current_config = new_config;
ReleaseSem(&config_sem);
if (old_config)
unlock_config_structure(old_config, 0);
}
return (new_config ? 1 : 0);
}
/*
* Check number of arguments for command. Return 0 on error
*/
static int isArgCount(int expectedCount, int realCount)
{
if (realCount != expectedCount)
return ConfigError("%d argument(s) required", expectedCount);
return 1;
}
static int SyntaxError(KEYWORD *k)
{
return ConfigError("the syntax is incorrect for '%s'", k->key);
}
static void check_dir_path (char *s)
{
if (s)
{
char *w = s + strlen (s) - 1;
while (w >= s && (*w == '/' || *w == '\\'))
*(w--) = 0;
}
}
static int Config_ParseAddress(char *s, FTN_ADDR *a)
{
if (!parse_ftnaddress (s, a, work_config.pDomains.first))
return ConfigError("%s: the address cannot be parsed", s);
return 1;
}
/*
* METHODS TO PROCESS KEYWORDS' ARGUMENTS
*/
static int include (KEYWORD *key, int wordcount, char **words)
{
static int level;
char *old_path;
int old_line;
int success;
UNUSED_ARG(key);
if (!isArgCount(1, wordcount))
return 0;
if (level == MAXINCLUDELEVEL)
return ConfigError("too many nested include commands");