int main(int argc, char **argv) { int i, j; krb5_context context; int types[] = {KRB5_KRBHST_KDC, KRB5_KRBHST_ADMIN, KRB5_KRBHST_CHANGEPW, KRB5_KRBHST_KRB524}; const char *type_str[] = {"kdc", "admin", "changepw", "krb524"}; int optidx = 0; 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; krb5_init_context (&context); for(i = 0; i < argc; i++) { krb5_krbhst_handle handle; char host[MAXHOSTNAMELEN]; for (j = 0; j < sizeof(types)/sizeof(*types); ++j) { printf ("%s for %s:\n", type_str[j], argv[i]); krb5_krbhst_init(context, argv[i], types[j], &handle); while(krb5_krbhst_next_as_string(context, handle, host, sizeof(host)) == 0) printf("\thost: %s\n", host); krb5_krbhst_reset(context, handle); printf ("\n"); } } return 0; }
int main(int argc, char **argv) { krb5_error_code ret; krb5_context context; krb5_krbhst_handle handle; char host[MAXHOSTNAMELEN]; int found = 0; setprogname(argv[0]); ret = krb5_init_context(&context); if (ret) errx(1, "krb5_init_contex"); ret = krb5_plugin_register(context, PLUGIN_TYPE_DATA, KRB5_PLUGIN_LOCATE, &resolve); if (ret) krb5_err(context, 1, ret, "krb5_plugin_register"); ret = krb5_krbhst_init_flags(context, "NOTHERE.H5L.SE", KRB5_KRBHST_KDC, 0, &handle); if (ret) krb5_err(context, 1, ret, "krb5_krbhst_init_flags"); while(krb5_krbhst_next_as_string(context, handle, host, sizeof(host)) == 0){ found++; if (strcmp(host, "127.0.0.2") != 0 && strcmp(host, "tcp/127.0.0.2") != 0) krb5_errx(context, 1, "wrong address: %s", host); } if (!found) krb5_errx(context, 1, "failed to find host"); krb5_krbhst_free(context, handle); krb5_free_context(context); return 0; }
static krb5_error_code gethostlist(krb5_context context, const char *realm, unsigned int type, char ***hostlist) { krb5_error_code ret; int nhost = 0; krb5_krbhst_handle handle; char host[MAXHOSTNAMELEN]; krb5_krbhst_info *hostinfo; ret = krb5_krbhst_init(context, realm, type, &handle); if (ret) return ret; while(krb5_krbhst_next(context, handle, &hostinfo) == 0) nhost++; if(nhost == 0) { krb5_set_error_message(context, KRB5_KDC_UNREACH, N_("No KDC found for realm %s", ""), realm); return KRB5_KDC_UNREACH; } *hostlist = calloc(nhost + 1, sizeof(**hostlist)); if(*hostlist == NULL) { krb5_krbhst_free(context, handle); return ENOMEM; } krb5_krbhst_reset(context, handle); nhost = 0; while(krb5_krbhst_next_as_string(context, handle, host, sizeof(host)) == 0) { if(((*hostlist)[nhost++] = strdup(host)) == NULL) { krb5_free_krbhst(context, *hostlist); krb5_krbhst_free(context, handle); return ENOMEM; } } (*hostlist)[nhost] = NULL; krb5_krbhst_free(context, handle); return 0; }
kadm5_ret_t _kadm5_c_init_context(kadm5_client_context **ctx, kadm5_config_params *params, krb5_context context) { krb5_error_code ret; char *colon; *ctx = malloc(sizeof(**ctx)); if(*ctx == NULL) return ENOMEM; memset(*ctx, 0, sizeof(**ctx)); krb5_add_et_list (context, initialize_kadm5_error_table_r); set_funcs(*ctx); (*ctx)->context = context; if(params->mask & KADM5_CONFIG_REALM) { ret = 0; (*ctx)->realm = strdup(params->realm); if ((*ctx)->realm == NULL) ret = ENOMEM; } else ret = krb5_get_default_realm((*ctx)->context, &(*ctx)->realm); if (ret) { free(*ctx); return ret; } if(params->mask & KADM5_CONFIG_ADMIN_SERVER) (*ctx)->admin_server = strdup(params->admin_server); else { krb5_krbhst_handle handle = NULL; char host[MAXHOSTNAMELEN]; ret = krb5_krbhst_init(context, (*ctx)->realm, KRB5_KRBHST_ADMIN, &handle); if (ret == 0) ret = krb5_krbhst_next_as_string(context, handle, host, sizeof(host)); krb5_krbhst_free(context, handle); if (ret) { free((*ctx)->realm); free(*ctx); return ret; } (*ctx)->admin_server = strdup(host); } if ((*ctx)->admin_server == NULL) { free((*ctx)->realm); free(*ctx); return ENOMEM; } colon = strchr ((*ctx)->admin_server, ':'); if (colon != NULL) *colon++ = '\0'; (*ctx)->kadmind_port = 0; if(params->mask & KADM5_CONFIG_KADMIND_PORT) (*ctx)->kadmind_port = params->kadmind_port; else if (colon != NULL) { char *end; (*ctx)->kadmind_port = htons(strtol (colon, &end, 0)); } if ((*ctx)->kadmind_port == 0) (*ctx)->kadmind_port = krb5_getportbyname (context, "kerberos-adm", "tcp", 749); return 0; }