158 lines
4.2 KiB
C
158 lines
4.2 KiB
C
/*
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* Copyright (c) 2000 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "kadmin_locl.h"
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RCSID("$Id: add-random-users.c,v 1.2 2000/12/31 07:43:39 assar Exp $");
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#define WORDS_FILENAME "/usr/share/dict/words"
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#define NUSERS 1000
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static unsigned
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read_words (const char *filename, char ***ret_w)
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{
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unsigned n, alloc;
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FILE *f;
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char buf[256];
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char **w = NULL;
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f = fopen (filename, "r");
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if (f == NULL)
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err (1, "cannot open %s", filename);
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alloc = n = 0;
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while (fgets (buf, sizeof(buf), f) != NULL) {
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if (buf[strlen (buf) - 1] == '\n')
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buf[strlen (buf) - 1] = '\0';
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if (n >= alloc) {
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alloc += 16;
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w = erealloc (w, alloc * sizeof(char **));
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}
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w[n++] = estrdup (buf);
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}
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*ret_w = w;
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return n;
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}
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static void
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add_user (krb5_context context, void *kadm_handle,
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unsigned nwords, char **words)
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{
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kadm5_principal_ent_rec princ;
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char name[64];
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int r1, r2;
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krb5_error_code ret;
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int mask;
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r1 = rand();
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r2 = rand();
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snprintf (name, sizeof(name), "%s%d", words[r1 % nwords], r2 % 1000);
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mask = KADM5_PRINCIPAL;
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memset(&princ, 0, sizeof(princ));
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ret = krb5_parse_name(context, name, &princ.principal);
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if (ret)
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krb5_err(context, 1, ret, "krb5_parse_name");
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ret = kadm5_create_principal (kadm_handle, &princ, mask, name);
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if (ret)
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krb5_err (context, 1, ret, "kadm5_create_principal");
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kadm5_free_principal_ent(kadm_handle, &princ);
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printf ("%s\n", name);
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}
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static void
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add_users (unsigned n)
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{
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krb5_error_code ret;
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int i;
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void *kadm_handle;
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krb5_context context;
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unsigned nwords;
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char **words;
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ret = krb5_init_context(&context);
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if (ret)
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errx (1, "krb5_init_context failed: %d", ret);
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ret = kadm5_s_init_with_password_ctx(context,
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KADM5_ADMIN_SERVICE,
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NULL,
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KADM5_ADMIN_SERVICE,
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NULL, 0, 0,
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&kadm_handle);
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if(ret)
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krb5_err(context, 1, ret, "kadm5_init_with_password");
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nwords = read_words (WORDS_FILENAME, &words);
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for (i = 0; i < n; ++i)
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add_user (context, kadm_handle, nwords, words);
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kadm5_destroy(kadm_handle);
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krb5_free_context(context);
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}
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static int version_flag = 0;
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static int help_flag = 0;
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static struct getargs args[] = {
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{ "version", 0, arg_flag, &version_flag },
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{ "help", 0, arg_flag, &help_flag }
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};
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static void
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usage (int ret)
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{
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arg_printusage (args,
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sizeof(args)/sizeof(*args),
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NULL,
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NULL);
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exit (ret);
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}
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int
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main(int argc, char **argv)
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{
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int optind = 0;
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set_progname(argv[0]);
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if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optind))
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usage(1);
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if (help_flag)
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usage (0);
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srand (0);
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add_users (NUSERS);
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return 0;
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}
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