diff options
Diffstat (limited to 'third_party/heimdal/kdc/kdc-replay.c')
| -rw-r--r-- | third_party/heimdal/kdc/kdc-replay.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/third_party/heimdal/kdc/kdc-replay.c b/third_party/heimdal/kdc/kdc-replay.c new file mode 100644 index 0000000..29190f7 --- /dev/null +++ b/third_party/heimdal/kdc/kdc-replay.c @@ -0,0 +1,214 @@ +/* + * Copyright (c) 2007 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 "kdc_locl.h" + +static int version_flag; +static int help_flag; + +struct getargs args[] = { + { "version", 0, arg_flag, &version_flag, NULL, NULL }, + { "help", 'h', arg_flag, &help_flag, NULL, NULL } +}; + +static const int num_args = sizeof(args) / sizeof(args[0]); + +static void +usage(int ret) +{ + arg_printusage (args, num_args, NULL, "kdc-request-log-file"); + exit (ret); +} + +int +main(int argc, char **argv) +{ + krb5_error_code ret; + krb5_context context; + krb5_kdc_configuration *config; + krb5_storage *sp; + int fd, optidx = 0; + + setprogname(argv[0]); + + if(getarg(args, num_args, argc, argv, &optidx)) + usage(1); + + if(help_flag) + usage(0); + + if(version_flag){ + print_version(NULL); + exit(0); + } + + ret = krb5_init_context(&context); + if (ret) + errx (1, "krb5_init_context failed to parse configuration file"); + + ret = krb5_kdc_get_config(context, &config); + if (ret) + krb5_err(context, 1, ret, "krb5_kdc_default_config"); + + kdc_openlog(context, "kdc-replay", config); + + ret = krb5_kdc_set_dbinfo(context, config); + if (ret) + krb5_err(context, 1, ret, "krb5_kdc_set_dbinfo"); + +#ifdef PKINIT + if (config->enable_pkinit) { + if (config->pkinit_kdc_identity == NULL) + krb5_errx(context, 1, "pkinit enabled but no identity"); + + if (config->pkinit_kdc_anchors == NULL) + krb5_errx(context, 1, "pkinit enabled but no X509 anchors"); + + krb5_kdc_pk_initialize(context, config, + config->pkinit_kdc_identity, + config->pkinit_kdc_anchors, + config->pkinit_kdc_cert_pool, + config->pkinit_kdc_revoke); + + } +#endif /* PKINIT */ + + if (argc != 2) + errx(1, "argc != 2"); + + printf("kdc replay\n"); + + fd = open(argv[1], O_RDONLY); + if (fd < 0) + err(1, "open: %s", argv[1]); + + sp = krb5_storage_from_fd(fd); + if (sp == NULL) + krb5_errx(context, 1, "krb5_storage_from_fd"); + + while(1) { + struct sockaddr_storage sa; + krb5_socklen_t salen = sizeof(sa); + struct timeval tv; + krb5_address a; + krb5_data d, r; + uint32_t t, clty, tag; + char astr[80]; + + ret = krb5_ret_uint32(sp, &t); + if (ret == HEIM_ERR_EOF) + break; + else if (ret) + krb5_errx(context, 1, "krb5_ret_uint32(version)"); + if (t != 1) + krb5_errx(context, 1, "version not 1"); + ret = krb5_ret_uint32(sp, &t); + if (ret) + krb5_errx(context, 1, "krb5_ret_uint32(time)"); + ret = krb5_ret_address(sp, &a); + if (ret) + krb5_errx(context, 1, "krb5_ret_address"); + ret = krb5_ret_data(sp, &d); + if (ret) + krb5_errx(context, 1, "krb5_ret_data"); + ret = krb5_ret_uint32(sp, &clty); + if (ret) + krb5_errx(context, 1, "krb5_ret_uint32(class|type)"); + ret = krb5_ret_uint32(sp, &tag); + if (ret) + krb5_errx(context, 1, "krb5_ret_uint32(tag)"); + + + ret = krb5_addr2sockaddr (context, &a, (struct sockaddr *)&sa, + &salen, 88); + if (ret == KRB5_PROG_ATYPE_NOSUPP) + goto out; + else if (ret) + krb5_err(context, 1, ret, "krb5_addr2sockaddr"); + + ret = krb5_print_address(&a, astr, sizeof(astr), NULL); + if (ret) + krb5_err(context, 1, ret, "krb5_print_address"); + + printf("processing request from %s, %lu bytes\n", + astr, (unsigned long)d.length); + + r.length = 0; + r.data = NULL; + + tv.tv_sec = t; + tv.tv_usec = 0; + + krb5_kdc_update_time(&tv); + krb5_set_real_time(context, tv.tv_sec, 0); + + ret = krb5_kdc_process_request(context, config, d.data, d.length, + &r, NULL, astr, + (struct sockaddr *)&sa, 0); + if (ret) + krb5_err(context, 1, ret, "krb5_kdc_process_request"); + + if (r.length) { + Der_class cl; + Der_type ty; + unsigned int tag2; + ret = der_get_tag (r.data, r.length, + &cl, &ty, &tag2, NULL); + if (ret) + krb5_err(context, 1, ret, "Could not decode replay data"); + if (MAKE_TAG(cl, ty, 0) != clty) + krb5_errx(context, 1, "class|type mismatch: %d != %d", + (int)MAKE_TAG(cl, ty, 0), (int)clty); + if (tag != tag2) + krb5_errx(context, 1, "tag mismatch"); + + krb5_data_free(&r); + } else { + if (clty != 0xffffffff) + krb5_errx(context, 1, "clty not invalid"); + if (tag != 0xffffffff) + krb5_errx(context, 1, "tag not invalid"); + } + + out: + krb5_data_free(&d); + krb5_free_address(context, &a); + } + + krb5_storage_free(sp); + krb5_free_context(context); + + printf("done\n"); + + return 0; +} |