2 * Copyright (c) 2000 - 2001 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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34 #include "kadmin_locl.h"
36 RCSID("$Id: add-random-users.c,v 1.6 2001/09/20 09:17:33 assar Exp $");
38 #define WORDS_FILENAME "/usr/share/dict/words"
42 #define WORDBUF_SIZE 65535
45 read_words (const char *filename, char ***ret_w)
51 char *wbuf = NULL, *wptr = NULL, *wend = NULL;
53 f = fopen (filename, "r");
55 err (1, "cannot open %s", filename);
57 while (fgets (buf, sizeof(buf), f) != NULL) {
60 if (buf[strlen (buf) - 1] == '\n')
61 buf[strlen (buf) - 1] = '\0';
63 alloc = max(alloc + 16, alloc * 2);
64 w = erealloc (w, alloc * sizeof(char **));
67 if (wptr + len + 1 >= wend) {
68 wptr = wbuf = emalloc (WORDBUF_SIZE);
69 wend = wbuf + WORDBUF_SIZE;
71 memmove (wptr, buf, len + 1);
80 add_user (krb5_context context, void *kadm_handle,
81 unsigned nwords, char **words)
83 kadm5_principal_ent_rec princ;
92 snprintf (name, sizeof(name), "%s%d", words[r1 % nwords], r2 % 1000);
94 mask = KADM5_PRINCIPAL;
96 memset(&princ, 0, sizeof(princ));
97 ret = krb5_parse_name(context, name, &princ.principal);
99 krb5_err(context, 1, ret, "krb5_parse_name");
101 ret = kadm5_create_principal (kadm_handle, &princ, mask, name);
103 krb5_err (context, 1, ret, "kadm5_create_principal");
104 kadm5_free_principal_ent(kadm_handle, &princ);
105 printf ("%s\n", name);
109 add_users (const char *filename, unsigned n)
114 krb5_context context;
118 ret = krb5_init_context(&context);
120 errx (1, "krb5_init_context failed: %d", ret);
121 ret = kadm5_s_init_with_password_ctx(context,
128 krb5_err(context, 1, ret, "kadm5_init_with_password");
130 nwords = read_words (filename, &words);
132 for (i = 0; i < n; ++i)
133 add_user (context, kadm_handle, nwords, words);
134 kadm5_destroy(kadm_handle);
135 krb5_free_context(context);
138 static int version_flag = 0;
139 static int help_flag = 0;
141 static struct getargs args[] = {
142 { "version", 0, arg_flag, &version_flag },
143 { "help", 0, arg_flag, &help_flag }
149 arg_printusage (args,
150 sizeof(args)/sizeof(*args),
157 main(int argc, char **argv)
161 const char *filename = WORDS_FILENAME;
163 setprogname(argv[0]);
164 if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optind))
182 add_users (filename, n);