--- /dev/null
+/*
+ * $Source$
+ * $Author$
+ *
+ * Copyright 1990,1991 by the Massachusetts Institute of Technology.
+ * All Rights Reserved.
+ *
+ * For copying and distribution information, please see the file
+ * <krb5/copyright.h>.
+ *
+ * Edit a KDC database.
+ */
+
+#if !defined(lint) && !defined(SABER)
+static char rcsid_kdb_edit_c[] =
+"$Id$";
+#endif /* !lint & !SABER */
+
+#include <krb5/copyright.h>
+#include <krb5/krb5.h>
+#include <krb5/kdb.h>
+#include <krb5/kdb_dbm.h>
+#include <krb5/libos-proto.h>
+#include <krb5/asn1.h>
+#include <krb5/config.h>
+#include <krb5/sysincl.h> /* for MAXPATHLEN */
+#include <krb5/ext-proto.h>
+
+#include <com_err.h>
+#include <ss/ss.h>
+#include <stdio.h>
+
+
+#define REALM_SEP '@'
+#define REALM_SEP_STR "@"
+
+struct mblock {
+ krb5_deltat max_life;
+ krb5_deltat max_rlife;
+ krb5_timestamp expiration;
+ krb5_flags flags;
+ krb5_kvno mkvno;
+} mblock = { /* XXX */
+ KRB5_KDB_MAX_LIFE,
+ KRB5_KDB_MAX_RLIFE,
+ KRB5_KDB_EXPIRATION,
+ KRB5_KDB_DEF_FLAGS,
+ 0
+};
+
+int set_dbname_help PROTOTYPE((char *, char *));
+
+static void
+usage(who, status)
+char *who;
+int status;
+{
+ fprintf(stderr,
+ "usage: %s -p prefix -n num_to_create [-d dbpathname] [-r realmname]\n",
+ who);
+ fprintf(stderr, "\t [-D depth] [-k keytype] [-e etype] [-M mkeyname]\n");
+
+ exit(status);
+}
+
+krb5_keyblock master_keyblock;
+krb5_principal master_princ;
+krb5_db_entry master_entry;
+krb5_encrypt_block master_encblock;
+krb5_pointer master_random;
+
+static char *progname;
+static char *cur_realm = 0;
+static char *mkey_name = 0;
+static krb5_boolean manual_mkey = FALSE;
+static krb5_boolean dbactive = FALSE;
+
+void
+quit()
+{
+ krb5_error_code retval = krb5_db_fini();
+ memset((char *)master_keyblock.contents, 0, master_keyblock.length);
+ if (retval) {
+ com_err(progname, retval, "while closing database");
+ exit(1);
+ }
+ exit(0);
+}
+
+void add_princ PROTOTYPE((char *));
+
+void
+main(argc, argv)
+int argc;
+char *argv[];
+{
+ extern char *optarg;
+ int optchar, i, n;
+ char tmp[4096], tmp2[BUFSIZ], *str_newprinc;
+
+ krb5_error_code retval;
+ char *dbname = 0;
+ char defrealm[BUFSIZ];
+ int keytypedone = 0;
+ krb5_enctype etype = 0xffff;
+ register krb5_cryptosystem_entry *csentry;
+ extern krb5_kt_ops krb5_ktf_writable_ops;
+ int num_to_create;
+ char principal_string[BUFSIZ];
+ char *suffix;
+ int depth;
+
+ krb5_init_ets();
+
+ if (strrchr(argv[0], '/'))
+ argv[0] = strrchr(argv[0], '/')+1;
+
+ progname = argv[0];
+
+ memset(principal_string, 0, sizeof(principal_string));
+ num_to_create = 0;
+ depth = 1;
+
+ while ((optchar = getopt(argc, argv, "D:p:n:d:r:R:k:M:e:m")) != EOF) {
+ switch(optchar) {
+ case 'D':
+ depth = atoi(optarg); /* how deep to go */
+ break;
+ case 'p': /* prefix name to create */
+ strcpy(principal_string, optarg);
+ suffix = principal_string + strlen(principal_string);
+ break;
+ case 'n': /* how many to create */
+ num_to_create = atoi(optarg);
+ break;
+ case 'd': /* set db name */
+ dbname = optarg;
+ break;
+ case 'r':
+ cur_realm = optarg;
+ break;
+ case 'k':
+ master_keyblock.keytype = atoi(optarg);
+ keytypedone++;
+ break;
+ case 'M': /* master key name in DB */
+ mkey_name = optarg;
+ break;
+ case 'e':
+ etype = atoi(optarg);
+ break;
+ case 'm':
+ manual_mkey = TRUE;
+ break;
+ case '?':
+ default:
+ usage(progname, 1);
+ /*NOTREACHED*/
+ }
+ }
+
+ if (!(num_to_create && principal_string[0])) usage(progname, 1);
+
+
+ if (retval = krb5_kt_register(&krb5_ktf_writable_ops)) {
+ com_err(progname, retval,
+ "while registering writable key table functions");
+ exit(1);
+ }
+
+ if (!keytypedone)
+ master_keyblock.keytype = DEFAULT_KDC_KEYTYPE;
+
+ if (!valid_keytype(master_keyblock.keytype)) {
+ com_err(progname, KRB5_PROG_KEYTYPE_NOSUPP,
+ "while setting up keytype %d", master_keyblock.keytype);
+ exit(1);
+ }
+
+ if (etype == 0xffff)
+ etype = krb5_keytype_array[master_keyblock.keytype]->system->proto_enctype;
+
+ if (!valid_etype(etype)) {
+ com_err(progname, KRB5_PROG_ETYPE_NOSUPP,
+ "while setting up etype %d", etype);
+ exit(1);
+ }
+ master_encblock.crypto_entry = krb5_csarray[etype]->system;
+ csentry = master_encblock.crypto_entry;
+
+ if (!dbname)
+ dbname = DEFAULT_DBM_FILE; /* XXX? */
+
+ if (!cur_realm) {
+ if (retval = krb5_get_default_realm(sizeof(defrealm), defrealm)) {
+ com_err(progname, retval, "while retrieving default realm name");
+ exit(1);
+ }
+ cur_realm = defrealm;
+ }
+ if (retval = set_dbname_help(progname, dbname))
+ exit(retval);
+
+ for (n = 1; n <= num_to_create; n++) {
+ /* build the new principal name */
+ /* we can't pick random names because we need to generate all the names
+ again given a prefix and count to test the db lib and kdb */
+ (void) sprintf(suffix, "%d", n);
+ (void) sprintf(tmp, "%s-DEPTH-1", principal_string);
+ str_newprinc = tmp;
+ add_princ(str_newprinc);
+
+ for (i = 2; i <= depth; i++) {
+ tmp2[0] = '\0';
+ (void) sprintf(tmp2, "/%s-DEPTH-%d", principal_string, i);
+ strcat(tmp, tmp2);
+ str_newprinc = tmp;
+ add_princ(str_newprinc);
+ }
+ }
+
+ (void) (*csentry->finish_key)(&master_encblock);
+ (void) (*csentry->finish_random_key)(&master_random);
+ retval = krb5_db_fini();
+ memset((char *)master_keyblock.contents, 0, master_keyblock.length);
+ if (retval && retval != KRB5_KDB_DBNOTINITED) {
+ com_err(progname, retval, "while closing database");
+ exit(1);
+ }
+ exit(0);
+}
+
+void
+add_princ(DECLARG(char *, str_newprinc))
+OLDDECLARG(char *, str_newprinc)
+{
+ krb5_error_code retval;
+ krb5_db_entry newentry;
+ int one = 1;
+ krb5_keyblock key;
+ krb5_data pwd, salt;
+ krb5_principal newprinc;
+
+ if (retval = krb5_parse_name(str_newprinc, &newprinc)) {
+ com_err(progname, retval, "while parsing '%s'", str_newprinc);
+ return;
+ }
+
+ pwd.data = str_newprinc; /* must be able to regenerate */
+ pwd.length = strlen(str_newprinc);
+
+ if (retval = krb5_principal2salt(newprinc, &salt)) {
+ com_err(progname, retval, "while converting principal to salt for '%s'", str_newprinc);
+ return;
+ }
+
+ retval = krb5_string_to_key(&master_encblock, master_keyblock.keytype,
+ &key,
+ &pwd,
+ &salt);
+ if (retval) {
+ com_err(progname, retval, "while converting password to key for '%s'", str_newprinc);
+ return;
+ }
+
+ retval = krb5_kdb_encrypt_key(&master_encblock,
+ &key,
+ &newentry.key);
+ if (retval) {
+ com_err(progname, retval, "while encrypting key for '%s'", str_newprinc);
+ return;
+ }
+
+ free(key.contents);
+
+ newentry.principal = newprinc;
+ newentry.kvno = 0;
+ newentry.max_life = mblock.max_life;
+ newentry.max_renewable_life = mblock.max_rlife;
+ newentry.mkvno = mblock.mkvno;
+ newentry.expiration = mblock.expiration;
+ newentry.mod_name = master_princ;
+ if (retval = krb5_timeofday(&newentry.mod_date)) {
+ com_err(progname, retval, "while fetching date");
+ memset((char *)newentry.key.contents, 0, newentry.key.length);
+ free((char *)newentry.key.contents);
+ return;
+ }
+ newentry.attributes = mblock.flags;
+
+ retval = krb5_db_put_principal(&newentry, &one);
+ if (retval) {
+ com_err(progname, retval, "while storing principal date");
+ free((char *)newentry.key.contents);
+ return;
+ }
+ fprintf(stdout, "Added %s ...\n", str_newprinc);
+ free((char *)newentry.key.contents);
+ if (retval) {
+ com_err(progname, retval, "while storing entry for '%s'\n", str_newprinc);
+ return;
+ }
+ if (one != 1)
+ com_err(progname, 0, "entry not stored in database (unknown failure)");
+ return;
+}
+
+int
+set_dbname_help(pname, dbname)
+char *pname;
+char *dbname;
+{
+ krb5_error_code retval;
+ int nentries;
+ krb5_boolean more;
+ register krb5_cryptosystem_entry *csentry;
+
+ csentry = master_encblock.crypto_entry;
+
+ if (retval = krb5_db_set_name(dbname)) {
+ com_err(pname, retval, "while setting active database to '%s'",
+ dbname);
+ return(1);
+ }
+ /* assemble & parse the master key name */
+
+ if (retval = krb5_db_setup_mkey_name(mkey_name, cur_realm, 0,
+ &master_princ)) {
+ com_err(pname, retval, "while setting up master key name");
+ return(1);
+ }
+ if (retval = krb5_db_fetch_mkey(master_princ, &master_encblock,
+ manual_mkey,
+ FALSE, &master_keyblock)) {
+ com_err(pname, retval, "while reading master key");
+ return(1);
+ }
+ if (retval = krb5_db_init()) {
+ com_err(pname, retval, "while initializing database");
+ return(1);
+ }
+ if (retval = krb5_db_verify_master_key(master_princ, &master_keyblock,
+ &master_encblock)) {
+ com_err(pname, retval, "while verifying master key");
+ (void) krb5_db_fini();
+ return(1);
+ }
+ nentries = 1;
+ if (retval = krb5_db_get_principal(master_princ, &master_entry, &nentries,
+ &more)) {
+ com_err(pname, retval, "while retrieving master entry");
+ (void) krb5_db_fini();
+ return(1);
+ } else if (more) {
+ com_err(pname, KRB5KDC_ERR_PRINCIPAL_NOT_UNIQUE,
+ "while retrieving master entry");
+ (void) krb5_db_fini();
+ return(1);
+ } else if (!nentries) {
+ com_err(pname, KRB5_KDB_NOENTRY, "while retrieving master entry");
+ (void) krb5_db_fini();
+ return(1);
+ }
+
+ if (retval = (*csentry->process_key)(&master_encblock,
+ &master_keyblock)) {
+ com_err(pname, retval, "while processing master key");
+ (void) krb5_db_fini();
+ return(1);
+ }
+ if (retval = (*csentry->init_random_key)(&master_keyblock,
+ &master_random)) {
+ com_err(pname, retval, "while initializing random key generator");
+ (void) (*csentry->finish_key)(&master_encblock);
+ (void) krb5_db_fini();
+ return(1);
+ }
+ mblock.max_life = master_entry.max_life;
+ mblock.max_rlife = master_entry.max_renewable_life;
+ mblock.expiration = master_entry.expiration;
+ /* don't set flags, master has some extra restrictions */
+ mblock.mkvno = master_entry.kvno;
+
+ krb5_db_free_principal(&master_entry, nentries);
+ dbactive = TRUE;
+ return 0;
+}
+
projects / krb5.git / commitdiff