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Diffstat (limited to 'eBones/libexec/registerd/registerd.c')
| -rw-r--r-- | eBones/libexec/registerd/registerd.c | 355 |
1 files changed, 0 insertions, 355 deletions
diff --git a/eBones/libexec/registerd/registerd.c b/eBones/libexec/registerd/registerd.c deleted file mode 100644 index 7c749240ae1b..000000000000 --- a/eBones/libexec/registerd/registerd.c +++ /dev/null @@ -1,355 +0,0 @@ -/*- - * Copyright (c) 1990, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#if 0 -#ifndef lint -static char copyright[] = -"@(#) Copyright (c) 1990, 1993\n\ - The Regents of the University of California. All rights reserved.\n"; -static char sccsid[] = "@(#)registerd.c 8.1 (Berkeley) 6/1/93"; -#endif /* not lint */ -#endif - -#include <sys/types.h> -#include <sys/time.h> -#include <sys/signal.h> -#include <sys/resource.h> -#include <sys/param.h> -#include <sys/file.h> -#include <sys/socket.h> -#include <netinet/in.h> -#include <arpa/inet.h> -#include <syslog.h> -#include <des.h> -#include <krb.h> -#include <krb_db.h> -#include <string.h> -#include <stdio.h> -#include <unistd.h> -#include "register_proto.h" -#include "pathnames.h" - -#define KBUFSIZ (sizeof(struct keyfile_data)) -#define RCRYPT 0x00 -#define CLEAR 0x01 - -char *progname, msgbuf[BUFSIZ]; - -void cleanup(void); -void die(int); -void send_packet(char *msg, int flag); -int net_get_principal(char *pname, char *iname, C_Block *keyp); -int do_append(struct sockaddr_in *sinp); - -void -main(argc, argv) - int argc; - char **argv; -{ - static Key_schedule schedule; - static struct rlimit rl = { 0, 0 }; - struct keyfile_data *kfile; - u_char code; - int kf, retval, sval; - struct sockaddr_in sin; - char keyfile[MAXPATHLEN], keybuf[KBUFSIZ]; - - progname = argv[0]; /* for the library routines */ - - openlog("registerd", LOG_PID, LOG_AUTH); - - signal(SIGHUP, SIG_IGN); - signal(SIGINT, SIG_IGN); - signal(SIGTSTP, SIG_IGN); - signal(SIGPIPE, die); - - if (setrlimit(RLIMIT_CORE, &rl) < 0) { - syslog(LOG_ERR, "setrlimit: %m"); - exit(1); - } - - - /* figure out who we are talking to */ - - sval = sizeof(sin); - if (getpeername(0, (struct sockaddr *) &sin, &sval) < 0) { - syslog(LOG_ERR, "getpeername: %m"); - exit(1); - } - - /* get encryption key */ - - (void) sprintf(keyfile, "%s/%s%s", - SERVER_KEYDIR, - KEYFILE_BASE, - inet_ntoa(sin.sin_addr)); - - if ((kf = open(keyfile, O_RDONLY)) < 0) { - syslog(LOG_ERR, - "error opening Kerberos update keyfile (%s): %m", keyfile); - sprintf(msgbuf, - "couldn't open session keyfile for your host"); - send_packet(msgbuf, CLEAR); - exit(1); - } - - if (read(kf, keybuf, KBUFSIZ) != KBUFSIZ) { - syslog(LOG_ERR, "wrong read size of Kerberos update keyfile"); - sprintf(msgbuf, - "couldn't read session key from your host's keyfile"); - send_packet(msgbuf, CLEAR); - exit(1); - } - sprintf(msgbuf, GOTKEY_MSG); - send_packet(msgbuf, CLEAR); - kfile = (struct keyfile_data *) keybuf; - key_sched((C_Block *)kfile->kf_key, schedule); - des_set_key_krb((des_cblock *)kfile->kf_key, schedule); - - /* read the command code byte */ - - if (des_read(0, &code, 1) == 1) { - - switch(code) { - case APPEND_DB: - retval = do_append(&sin); - break; - case ABORT: - cleanup(); - close(0); - exit(0); - default: - retval = KFAILURE; - syslog(LOG_NOTICE, - "invalid command code on db update (0x%x)", - code); - } - - } else { - retval = KFAILURE; - syslog(LOG_ERR, - "couldn't read command code on Kerberos update"); - } - - code = (u_char) retval; - if (code != KSUCCESS) { - sprintf(msgbuf, "%s", krb_err_txt[code]); - send_packet(msgbuf, RCRYPT); - } else { - sprintf(msgbuf, "Update complete."); - send_packet(msgbuf, RCRYPT); - } - cleanup(); - close(0); - exit(0); -} - -#define MAX_PRINCIPAL 10 -static Principal principal_data[MAX_PRINCIPAL]; -static C_Block key, master_key; -static Key_schedule master_key_schedule; - -int -do_append(sinp) - struct sockaddr_in *sinp; -{ - Principal default_princ; - char input_name[ANAME_SZ]; - char input_instance[INST_SZ]; - int j,n, more; - long mkeyversion; - - - - /* get master key from MKEYFILE */ - if (kdb_get_master_key(0, master_key, master_key_schedule) != 0) { - syslog(LOG_ERR, "couldn't get master key"); - return(KFAILURE); - } - - mkeyversion = kdb_verify_master_key(master_key, master_key_schedule, NULL); - if (mkeyversion < 0) { - syslog(LOG_ERR, "couldn't validate master key"); - return(KFAILURE); - } - - n = kerb_get_principal(KERB_DEFAULT_NAME, KERB_DEFAULT_INST, - &default_princ, 1, &more); - - if (n != 1) { - syslog(LOG_ERR, "couldn't get default principal"); - return(KFAILURE); - } - - /* - * get principal name, instance, and password from network. - * convert password to key and store it - */ - - if (net_get_principal(input_name, input_instance, (C_Block *)key) != 0) { - return(KFAILURE); - } - - - j = kerb_get_principal( - input_name, - input_instance, - principal_data, - MAX_PRINCIPAL, - &more - ); - - if (j != 0) { - /* already in database, no update */ - syslog(LOG_NOTICE, - "attempt to add duplicate entry for principal %s.%s", - input_name, input_instance); - return(KDC_PR_N_UNIQUE); - } - - /* - * set up principal's name, instance - */ - - strcpy(principal_data[0].name, input_name); - strcpy(principal_data[0].instance, input_instance); - principal_data[0].old = NULL; - - - /* and the expiration date and version #s */ - - principal_data[0].exp_date = default_princ.exp_date; - strcpy(principal_data[0].exp_date_txt, default_princ.exp_date_txt); - principal_data[0].max_life = default_princ.max_life; - principal_data[0].attributes = default_princ.attributes; - principal_data[0].kdc_key_ver = default_princ.kdc_key_ver; - - - /* and the key */ - - kdb_encrypt_key(key, key, master_key, master_key_schedule, - ENCRYPT); - bcopy(key, &principal_data[0].key_low, 4); - bcopy(((long *) key) + 1, &principal_data[0].key_high,4); - bzero(key, sizeof(key)); - - principal_data[0].key_version = 1; /* 1st entry */ - - /* and write it to the database */ - - if (kerb_put_principal(&principal_data[0], 1)) { - syslog(LOG_INFO, "Kerberos update failure: put_principal failed"); - return(KFAILURE); - } - - syslog(LOG_NOTICE, "Kerberos update: wrote new record for %s.%s from %s", - principal_data[0].name, - principal_data[0].instance, - inet_ntoa(sinp->sin_addr) - ); - - return(KSUCCESS); - -} - -void -send_packet(msg,flag) - char *msg; - int flag; -{ - int len = strlen(msg); - msg[len++] = '\n'; - msg[len] = '\0'; - if (len > sizeof(msgbuf)) { - syslog(LOG_ERR, "send_packet: invalid msg size"); - return; - } - if (flag == RCRYPT) { - if (des_write(0, msg, len) != len) - syslog(LOG_ERR, "couldn't write reply message"); - } else if (flag == CLEAR) { - if (write(0, msg, len) != len) - syslog(LOG_ERR, "couldn't write reply message"); - } else - syslog(LOG_ERR, "send_packet: invalid flag (%d)", flag); - -} - -int -net_get_principal(pname, iname, keyp) - char *pname, *iname; - C_Block *keyp; -{ - int cc; - static char password[255]; - - cc = des_read(0, pname, ANAME_SZ); - if (cc != ANAME_SZ) { - syslog(LOG_ERR, "couldn't get principal name"); - return(-1); - } - - cc = des_read(0, iname, INST_SZ); - if (cc != INST_SZ) { - syslog(LOG_ERR, "couldn't get instance name"); - return(-1); - } - - cc = des_read(0, password, 255); - if (cc != 255) { - syslog(LOG_ERR, "couldn't get password"); - bzero(password, 255); - return(-1); - } - - string_to_key(password, (des_cblock *)*keyp); - bzero(password, 255); - return(0); -} - -void -cleanup() -{ - bzero(master_key, sizeof(master_key)); - bzero(key, sizeof(key)); - bzero(master_key_schedule, sizeof(master_key_schedule)); -} - -void -die(sig) - int sig; -{ - syslog(LOG_ERR, "remote end died (SIGPIPE)"); - cleanup(); - exit(1); -} |