+++ /dev/null
-/*
- * IRC - Internet Relay Chat, ircd/chkconf.c
- * Copyright (C) 1993 Darren Reed
- *
- * 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 1, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * $Id$
- */
-#include "config.h"
-
-#include "s_conf.h"
-#include "client.h"
-#include "class.h"
-#include "fileio.h"
-#include "ircd.h"
-#include "ircd_alloc.h"
-#include "ircd_chattr.h"
-#include "ircd_string.h"
-#include "sys.h"
-
-#include <assert.h>
-#include <ctype.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/stat.h>
-#include <unistd.h>
-
-/*
- * stuff that isn't used by s_conf.c anymore
- */
-#define CONF_ME 0x0040
-#define CONF_KILL 0x0080
-#define CONF_ADMIN 0x0100
-#define CONF_CLASS 0x0400
-#define CONF_LISTEN_PORT 0x2000
-#define CONF_IPKILL 0x00010000
-#define CONF_CRULEALL 0x00200000
-#define CONF_CRULEAUTO 0x00400000
-#define CONF_TLINES 0x00800000
-
-#define CONF_KLINE (CONF_KILL | CONF_IPKILL)
-#define CONF_CRULE (CONF_CRULEALL | CONF_CRULEAUTO)
-
-/* DEFAULTMAXSENDQLENGTH went into the features subsystem... */
-#define DEFAULTMAXSENDQLENGTH 40000
-
-/*
- * For the connect rule patch.. these really should be in a header,
- * but i see h.h isn't included for some reason.. so they're here.
- */
-struct CRuleNode;
-
-struct CRuleNode* crule_parse(const char* rule);
-void crule_free(struct CRuleNode** elem);
-
-static void new_class(int cn);
-static char confchar(unsigned int status);
-static char *getfield(char *newline);
-static int validate(struct ConfItem *top);
-static struct ConfItem *chk_initconf(void);
-static struct ConnectionClass *get_class(int cn, int ism);
-
-static int numclasses = 0, *classarr = (int *)NULL, debugflag = 0;
-static char *chk_configfile = "";
-static char nullfield[] = "";
-static char maxsendq[12];
-
-/* A few dummy variables and functions needed to link with runmalloc.o */
-time_t CurrentTime;
-struct Client me;
-void debug(int level, const char *form, ...)
-{
- va_list vl;
- va_start(vl, form);
- if (debugflag > 8)
- {
- vfprintf(stderr, form, vl);
- fprintf(stderr, "\n");
- }
- va_end(vl);
-}
-void sendto_one(struct Client *to, char *pattern, ...)
-{
-}
-char *rpl_str(int numeric)
-{
- return "";
-}
-
-int main(int argc, char *argv[])
-{
- const char *dpath = "./";
- chk_configfile = "ircd.conf";
-
- while (argc > 1)
- {
- if (*argv[1] == '-')
- {
- switch (argv[1][1])
- {
- case 'd':
- if (argc > 2)
- {
- dpath = argv[2];
- --argc;
- ++argv;
- }
- else
- {
- fprintf(stderr, "-d: Missing path\n");
- exit(-1);
- }
- break;
- case 'x':
- debugflag = 1;
- if (isdigit(argv[1][2]))
- debugflag = atoi(&argv[1][2]);
- break;
- default:
- fprintf(stderr, "Ignoring unknown option -%c\n", argv[1][1]);
- }
- }
- else
- chk_configfile = argv[1];
- --argc;
- ++argv;
- }
-
- if (chdir(dpath))
- {
- fprintf(stderr, "chdir(\"%s\") : %s\n", dpath,
- (strerror(errno)) ? strerror(errno) : "Unknown error");
- exit(-1);
- }
- else if (debugflag > 1)
- fprintf(stderr, "chdir(\"%s\") : Success", dpath);
-
- new_class(0);
-
- return validate(chk_initconf());
-}
-
-/*
- * chk_initconf()
- *
- * Read configuration file.
- *
- * Returns -1, if file cannot be opened
- * 0, if file opened.
- */
-static struct ConfItem *chk_initconf(void)
-{
- FBFILE *file;
- char line[512];
- char *tmp;
- struct CRuleNode* crule;
- int ccount = 0, flags = 0;
- struct ConfItem *aconf = NULL, *ctop = NULL;
-
- fprintf(stderr, "chk_initconf(): ircd.conf = %s\n", chk_configfile);
- if (NULL == (file = fbopen(chk_configfile, "r")))
- {
- perror("open");
- return NULL;
- }
-
- while (fbgets(line, sizeof(line) - 1, file))
- {
- if (aconf) {
- if (aconf->host)
- MyFree(aconf->host);
- if (aconf->passwd)
- MyFree(aconf->passwd);
- if (aconf->name)
- MyFree(aconf->name);
- }
- else {
- aconf = (struct ConfItem*) MyMalloc(sizeof(struct ConfItem));
- assert(0 != aconf);
- }
- aconf->host = NULL;
- aconf->passwd = NULL;
- aconf->name = NULL;
- aconf->conn_class = NULL;
- aconf->dns_pending = 0;
-
- if ((tmp = strchr(line, '\n')))
- *tmp = 0;
- /*
- * Do quoting of characters and # detection.
- */
- for (tmp = line; *tmp; ++tmp) {
- if (*tmp == '\\') {
- switch (*(tmp + 1)) {
- case 'n':
- *tmp = '\n';
- break;
- case 'r':
- *tmp = '\r';
- break;
- case 't':
- *tmp = '\t';
- break;
- case '0':
- *tmp = '\0';
- break;
- default:
- *tmp = *(tmp + 1);
- break;
- }
- if ('\0' == *(tmp + 1))
- break;
- else
- strcpy(tmp + 1, tmp + 2);
- }
- else if (*tmp == '#')
- *tmp = '\0';
- }
- if (!*line || *line == '#' || *line == '\n' ||
- *line == ' ' || *line == '\t')
- continue;
-
- if (line[1] != ':')
- {
- fprintf(stderr, "ERROR: Bad config line (%s)\n", line);
- continue;
- }
-
- if (debugflag)
- printf("\n%s\n", line);
- fflush(stdout);
-
- tmp = getfield(line);
- if (!tmp)
- {
- fprintf(stderr, "\tERROR: no fields found\n");
- continue;
- }
-
- aconf->status = CONF_ILLEGAL;
-
- switch (*tmp)
- {
- case 'A': /* Name, e-mail address of administrator */
- case 'a': /* of this server. */
- aconf->status = CONF_ADMIN;
- break;
- case 'C': /* Server where I should try to connect */
- case 'c': /* in case of lp failures */
- ccount++;
- aconf->status = CONF_SERVER;
- break;
- /* Connect rule */
- case 'D':
- aconf->status = CONF_CRULEALL;
- break;
- /* Connect rule - autos only */
- case 'd':
- aconf->status = CONF_CRULEAUTO;
- break;
- case 'H': /* Hub server line */
- case 'h':
- aconf->status = CONF_HUB;
- break;
- case 'I': /* Just plain normal irc client trying */
- case 'i': /* to connect me */
- aconf->status = CONF_CLIENT;
- break;
- case 'K': /* Kill user line on irc.conf */
- aconf->status = CONF_KILL;
- break;
- case 'k': /* Kill user line based on IP in ircd.conf */
- aconf->status = CONF_IPKILL;
- break;
- /* Operator. Line should contain at least */
- /* password and host where connection is */
- case 'L': /* guaranteed leaf server */
- case 'l':
- aconf->status = CONF_LEAF;
- break;
- /* Me. Host field is name used for this host */
- /* and port number is the number of the port */
- case 'M':
- case 'm':
- aconf->status = CONF_ME;
- break;
- case 'O':
- aconf->status = CONF_OPERATOR;
- break;
- /* Local Operator, (limited privs --SRB) */
- case 'o':
- aconf->status = CONF_LOCOP;
- break;
- case 'P': /* listen port line */
- case 'p':
- aconf->status = CONF_LISTEN_PORT;
- break;
- case 'T':
- case 't':
- aconf->status = CONF_TLINES;
- break;
- case 'U':
- case 'u':
- aconf->status = CONF_UWORLD;
- break;
- case 'Y':
- case 'y':
- aconf->status = CONF_CLASS;
- break;
- default:
- fprintf(stderr, "\tERROR: unknown conf line letter (%c)\n", *tmp);
- break;
- }
-
- if (IsIllegal(aconf))
- continue;
-
- for (;;) /* Fake loop, that I can use break here --msa */
- {
- if ((tmp = getfield(NULL)) == NULL)
- break;
- DupString(aconf->host, tmp);
- if ((tmp = getfield(NULL)) == NULL)
- break;
- DupString(aconf->passwd, tmp);
- if ((tmp = getfield(NULL)) == NULL)
- break;
- DupString(aconf->name, tmp);
- if ((tmp = getfield(NULL)) == NULL)
- break;
- aconf->port = atoi(tmp);
- if ((tmp = getfield(NULL)) == NULL)
- break;
- if (!(aconf->status & (CONF_CLASS | CONF_ME)))
- {
- aconf->conn_class = get_class(atoi(tmp), 0);
- break;
- }
- if (aconf->status & CONF_ME)
- aconf->conn_class = get_class(atoi(tmp), 1);
- break;
- }
- if (!aconf->conn_class && (aconf->status & (CONF_SERVER |
- CONF_ME | CONF_OPS | CONF_CLIENT)))
- {
- fprintf(stderr, "\tWARNING: No class. Default 0\n");
- aconf->conn_class = get_class(0, 0);
- }
- /*
- * If conf line is a class definition, create a class entry
- * for it and make the conf_line illegal and delete it.
- */
- if (aconf->status & CONF_CLASS)
- {
- if (!aconf->host)
- {
- fprintf(stderr, "\tERROR: no class #\n");
- continue;
- }
- if (!tmp)
- {
- fprintf(stderr, "\tWARNING: missing sendq field\n");
- fprintf(stderr, "\t\t default: %d\n", DEFAULTMAXSENDQLENGTH);
- sprintf(maxsendq, "%d", DEFAULTMAXSENDQLENGTH);
- }
- else
- sprintf(maxsendq, "%d", atoi(tmp));
- new_class(atoi(aconf->host));
- aconf->conn_class = get_class(atoi(aconf->host), 0);
- goto print_confline;
- }
-
- if (aconf->status & CONF_LISTEN_PORT)
- {
- if (!aconf->host)
- fprintf(stderr, "\tERROR: %s\n", "null host field in P-line");
- else if (strchr(aconf->host, '/'))
- fprintf(stderr, "\t%s\n", "WARNING: / present in P-line "
- "for non-UNIXPORT configuration");
- aconf->conn_class = get_class(0, 0);
- goto print_confline;
- }
-
- if (aconf->status & CONF_SERVER &&
- (!aconf->host || strchr(aconf->host, '*') || strchr(aconf->host, '?')))
- {
- fprintf(stderr, "\tERROR: bad host field\n");
- continue;
- }
-
- if (aconf->status & CONF_SERVER && BadPtr(aconf->passwd))
- {
- fprintf(stderr, "\tERROR: empty/no password field\n");
- continue;
- }
-
- if (aconf->status & CONF_SERVER && !aconf->name)
- {
- fprintf(stderr, "\tERROR: bad name field\n");
- continue;
- }
-
- if (aconf->status & (CONF_OPS))
- if (!strchr(aconf->host, '@'))
- {
- char *newhost;
- int len = 3; /* *@\0 = 3 */
-
- len += strlen(aconf->host);
- newhost = (char *)MyMalloc(len);
- sprintf(newhost, "*@%s", aconf->host);
- MyFree(aconf->host);
- aconf->host = newhost;
- }
-
- /* parse the connect rules to detect errors, but free
- * any allocated storage immediately -- we're just looking
- * for errors.. */
- if (aconf->status & CONF_CRULE)
- if ((crule = crule_parse(aconf->name)) != NULL)
- crule_free(&crule);
-
- if (!aconf->conn_class)
- aconf->conn_class = get_class(0, 0);
- sprintf(maxsendq, "%d", ConfClass(aconf));
-
- if ((aconf->status & CONF_ADMIN) && (!aconf->name ||
- !aconf->passwd || !aconf->host))
- fprintf(stderr, "ERROR: Your A: line must have 4 fields!\n");
-
- if (!aconf->name)
- DupString(aconf->name, nullfield);
- if (!aconf->passwd)
- DupString(aconf->passwd, nullfield);
- if (!aconf->host)
- DupString(aconf->host, nullfield);
- if (aconf->status & (CONF_ME | CONF_ADMIN))
- {
- if (flags & aconf->status)
- fprintf(stderr, "ERROR: multiple %c-lines\n",
- ToUpper(confchar(aconf->status)));
- else
- flags |= aconf->status;
- }
-print_confline:
- if (debugflag > 8)
- printf("(%d) (%s) (%s) (%s) (%u) (%s)\n",
- aconf->status, aconf->host, aconf->passwd,
- aconf->name, aconf->port, maxsendq);
- fflush(stdout);
- if (aconf->status & (CONF_SERVER | CONF_HUB | CONF_LEAF))
- {
- aconf->next = ctop;
- ctop = aconf;
- aconf = NULL;
- }
- }
- fbclose(file);
- return ctop;
-}
-
-static struct ConnectionClass *get_class(int cn, int ism)
-{
- static struct ConnectionClass cls;
- if (ism == 1)
- {
- cls.cc_class = (unsigned int)-1;
- if ((cn >= 1) && (cn <= 64))
- cls.cc_class = cn;
- else
- fprintf(stderr, "\tWARNING: server numeric %d is not 1-64\n", cn);
- }
- else
- {
- int i = numclasses - 1;
- cls.cc_class = (unsigned int)-1;
- for (; i >= 0; i--)
- if (classarr[i] == cn)
- {
- cls.cc_class = cn;
- break;
- }
- if (i == -1)
- fprintf(stderr, "\tWARNING: class %d not found\n", cn);
- }
- return &cls;
-}
-
-static void new_class(int cn)
-{
- numclasses++;
- if (classarr && numclasses & 0xF == 0)
- {
- int **tmp_arr = MyMalloc(classarr * (numclasses + 0x10));
- MyFree(classarr);
- memcpy(tmp_arr, classarr, classarr * (numclasses - 1));
- }
- else
- classarr = (int *)MyMalloc(sizeof(int) * numclasses);
- classarr[numclasses - 1] = cn;
-}
-
-/*
- * field breakup for ircd.conf file.
- */
-static char *getfield(char *newline)
-{
- static char *line = NULL;
- char *end, *field;
-
- if (newline)
- line = newline;
- if (line == NULL)
- return (NULL);
-
- field = line;
- if ((end = strchr(line, ':')) == NULL)
- {
- line = NULL;
- if ((end = strchr(field, '\n')) == NULL)
- end = field + strlen(field);
- }
- else
- line = end + 1;
- *end = '\0';
- return (field);
-}
-
-static int validate(struct ConfItem *top)
-{
- struct ConfItem *aconf, *bconf;
- unsigned int otype, valid = 0;
-
- if (!top)
- return 0;
-
- for (aconf = top; aconf; aconf = aconf->next)
- {
- if (aconf->status & CONF_MATCH)
- continue;
-
- if (aconf->status & CONF_SERVER)
- {
- otype = CONF_SERVER;
-
- for (bconf = top; bconf; bconf = bconf->next)
- {
- if (bconf == aconf || !(bconf->status & otype))
- continue;
- if (bconf->conn_class == aconf->conn_class &&
- 0 == ircd_strcmp(bconf->name, aconf->name) &&
- 0 == ircd_strcmp(bconf->host, aconf->host))
- {
- aconf->status |= CONF_MATCH;
- bconf->status |= CONF_MATCH;
- break;
- }
- }
- }
- else
- for (bconf = top; bconf; bconf = bconf->next)
- {
- if ((bconf == aconf) || !(bconf->status & CONF_SERVER))
- continue;
- if (0 == ircd_strcmp(bconf->name, aconf->name))
- {
- aconf->status |= CONF_MATCH;
- break;
- }
- }
- }
-
- fprintf(stderr, "\n");
- for (aconf = top; aconf; aconf = aconf->next) {
- if (aconf->status & CONF_MATCH)
- valid++;
- else if ('N' != confchar(aconf->status))
- fprintf(stderr, "Unmatched %c:%s:%s:%s\n",
- confchar(aconf->status), aconf->host, aconf->passwd, aconf->name);
- }
- return valid ? 0 : -1;
-}
-
-static char confchar(unsigned int status)
-{
- static char letrs[] = "ICNoOMKARYLPH";
- char *s = letrs;
-
- status &= ~(CONF_MATCH | CONF_ILLEGAL);
-
- for (; *s; s++, status >>= 1)
- if (status & 1)
- return *s;
- return '-';
-}
projects / ircu2.10.12-pk.git / commitdiff