summaryrefslogtreecommitdiffstats
path: root/third_party/heimdal/kuser/generate-requests.c
diff options
context:
space:
mode:
Diffstat (limited to 'third_party/heimdal/kuser/generate-requests.c')
-rw-r--r--third_party/heimdal/kuser/generate-requests.c146
1 files changed, 146 insertions, 0 deletions
diff --git a/third_party/heimdal/kuser/generate-requests.c b/third_party/heimdal/kuser/generate-requests.c
new file mode 100644
index 0000000..2dd71bf
--- /dev/null
+++ b/third_party/heimdal/kuser/generate-requests.c
@@ -0,0 +1,146 @@
+/*
+ * Copyright (c) 2000 - 2004 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * 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. Neither the name of the Institute 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 INSTITUTE 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 INSTITUTE 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.
+ */
+
+#include "kuser_locl.h"
+
+static unsigned
+read_words (const char *filename, char ***ret_w)
+{
+ unsigned n, alloc;
+ FILE *f;
+ char buf[256];
+ char **w = NULL;
+
+ f = fopen (filename, "r");
+ if (f == NULL)
+ err (1, "cannot open %s", filename);
+ alloc = n = 0;
+ while (fgets (buf, sizeof(buf), f) != NULL) {
+ buf[strcspn(buf, "\r\n")] = '\0';
+ if (n >= alloc) {
+ alloc += 16;
+ w = erealloc (w, alloc * sizeof(*w));
+ }
+ w[n++] = estrdup (buf);
+ }
+ *ret_w = w;
+ if (n == 0)
+ errx(1, "%s is an empty file, no words to try", filename);
+ fclose(f);
+ return n;
+}
+
+static void
+generate_requests (const char *filename, unsigned nreq)
+{
+ krb5_principal client;
+ krb5_context context;
+ krb5_error_code ret;
+ krb5_creds cred;
+ int i;
+ char **words;
+ unsigned nwords;
+
+ ret = krb5_init_context (&context);
+ if (ret)
+ errx (1, "krb5_init_context failed: %d", ret);
+
+ nwords = read_words (filename, &words);
+
+ for (i = 0; i < nreq; ++i) {
+ char *name = words[rand() % nwords];
+
+ memset(&cred, 0, sizeof(cred));
+
+ ret = krb5_parse_name (context, name, &client);
+ if (ret)
+ krb5_err (context, 1, ret, "krb5_parse_name %s", name);
+
+ ret = krb5_get_init_creds_password (context, &cred, client, "",
+ NULL, NULL, 0, NULL, NULL);
+ if (ret)
+ krb5_free_cred_contents (context, &cred);
+ krb5_free_principal(context, client);
+ }
+ free(words);
+}
+
+static int version_flag = 0;
+static int help_flag = 0;
+
+static struct getargs args[] = {
+ { "version", 0, arg_flag, &version_flag, NULL, NULL },
+ { "help", 0, arg_flag, &help_flag, NULL, NULL }
+};
+
+static void
+usage (int ret)
+{
+ arg_printusage (args,
+ sizeof(args)/sizeof(*args),
+ NULL,
+ "file number");
+ exit (ret);
+}
+
+int
+main(int argc, char **argv)
+{
+ int optidx = 0;
+ int nreq;
+ char *end;
+
+ setprogname(argv[0]);
+ if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
+ usage(1);
+
+ if (help_flag)
+ usage (0);
+
+ if(version_flag) {
+ print_version(NULL);
+ exit(0);
+ }
+
+ argc -= optidx;
+ argv += optidx;
+
+ if (argc != 2)
+ usage (1);
+ srand (0);
+ nreq = strtol (argv[1], &end, 0);
+ if (argv[1] == end || *end != '\0')
+ usage (1);
+ generate_requests (argv[0], nreq);
+ return 0;
+}