static void recvquery(isc_task_t *task, isc_event_t *event) { dns_requestevent_t *reqev = (dns_requestevent_t *)event; isc_result_t result; dns_message_t *query, *response; char keyname[256]; isc_buffer_t keynamebuf; int type; UNUSED(task); REQUIRE(reqev != NULL); if (reqev->result != ISC_R_SUCCESS) { fprintf(stderr, "I:request event result: %s\n", isc_result_totext(reqev->result)); exit(-1); } query = reqev->ev_arg; response = NULL; result = dns_message_create(mctx, DNS_MESSAGE_INTENTPARSE, &response); CHECK("dns_message_create", result); result = dns_request_getresponse(reqev->request, response, DNS_MESSAGEPARSE_PRESERVEORDER); CHECK("dns_request_getresponse", result); if (response->rcode != dns_rcode_noerror) { result = ISC_RESULTCLASS_DNSRCODE + response->rcode; fprintf(stderr, "I:response rcode: %s\n", isc_result_totext(result)); exit(-1); } result = dns_tkey_processdhresponse(query, response, ourkey, &nonce, &tsigkey, ring); CHECK("dns_tkey_processdhresponse", result); /* * Yes, this is a hack. */ isc_buffer_init(&keynamebuf, keyname, sizeof(keyname)); result = dst_key_buildfilename(tsigkey->key, 0, "", &keynamebuf); CHECK("dst_key_buildfilename", result); printf("%.*s\n", (int)isc_buffer_usedlength(&keynamebuf), (char *)isc_buffer_base(&keynamebuf)); type = DST_TYPE_PRIVATE | DST_TYPE_PUBLIC | DST_TYPE_KEY; result = dst_key_tofile(tsigkey->key, type, ""); CHECK("dst_key_tofile", result); dns_message_destroy(&query); dns_message_destroy(&response); dns_request_destroy(&reqev->request); isc_event_free(&event); isc_app_shutdown(); return; }
static void recvresponse(isc_task_t *task, isc_event_t *event) { dns_requestevent_t *reqev = (dns_requestevent_t *)event; isc_result_t result, result2; dns_message_t *query = NULL, *response = NULL; isc_buffer_t outtoken; isc_buffer_t outbuf; char output[10 * 1024]; unsigned char array[DNS_NAME_MAXTEXT + 1]; isc_buffer_init(&outtoken, array, sizeof(array)); UNUSED(task); REQUIRE(reqev != NULL); query = reqev->ev_arg; if (reqev->result != ISC_R_SUCCESS) { fprintf(stderr, "I:request event result: %s\n", isc_result_totext(reqev->result)); goto end; } response = NULL; result = dns_message_create(mctx, DNS_MESSAGE_INTENTPARSE, &response); CHECK("dns_message_create", result); printf("\nReceived Response:\n"); result2 = dns_request_getresponse(reqev->request, response, DNS_MESSAGEPARSE_PRESERVEORDER); isc_buffer_init(&outbuf, output, sizeof(output)); result = dns_message_totext(response, &dns_master_style_debug, 0, &outbuf); CHECK("dns_message_totext", result); printf("%.*s\n", (int)isc_buffer_usedlength(&outbuf), (char *)isc_buffer_base(&outbuf)); CHECK("dns_request_getresponse", result2); if (response != NULL) dns_message_destroy(&response); end: if (query != NULL) dns_message_destroy(&query); if (reqev->request != NULL) dns_request_destroy(&reqev->request); isc_event_free(&event); event = isc_event_allocate(mctx, (void *)1, 1, console, NULL, sizeof(*event)); isc_task_send(task, &event); return; }
static void recvresponse(isc_task_t *task, isc_event_t *event) { dns_requestevent_t *reqev = (dns_requestevent_t *)event; isc_result_t result; dns_message_t *query, *response; isc_buffer_t outbuf; char output[1024]; UNUSED(task); REQUIRE(reqev != NULL); if (reqev->result != ISC_R_SUCCESS) { fprintf(stderr, "I:request event result: %s\n", isc_result_totext(reqev->result)); exit(-1); } query = reqev->ev_arg; response = NULL; result = dns_message_create(mctx, DNS_MESSAGE_INTENTPARSE, &response); CHECK("dns_message_create", result); result = dns_request_getresponse(reqev->request, response, DNS_MESSAGEPARSE_PRESERVEORDER); CHECK("dns_request_getresponse", result); if (response->rcode != dns_rcode_noerror) { result = ISC_RESULTCLASS_DNSRCODE + response->rcode; fprintf(stderr, "I:response rcode: %s\n", isc_result_totext(result)); exit(-1); } if (response->counts[DNS_SECTION_ANSWER] != 1U) { fprintf(stderr, "I:response answer count (%u!=1)\n", response->counts[DNS_SECTION_ANSWER]); } isc_buffer_init(&outbuf, output, sizeof(output)); result = dns_message_sectiontotext(response, DNS_SECTION_ANSWER, &dns_master_style_simple, DNS_MESSAGETEXTFLAG_NOCOMMENTS, &outbuf); CHECK("dns_message_sectiontotext", result); printf("%.*s", (int)isc_buffer_usedlength(&outbuf), (char *)isc_buffer_base(&outbuf)); fflush(stdout); dns_message_destroy(&query); dns_message_destroy(&response); dns_request_destroy(&reqev->request); isc_event_free(&event); if (--onfly == 0) isc_app_shutdown(); return; }
static void recvquery(isc_task_t *task, isc_event_t *event) { dns_requestevent_t *reqev = (dns_requestevent_t *)event; isc_result_t result; dns_message_t *query, *response; UNUSED(task); REQUIRE(reqev != NULL); if (reqev->result != ISC_R_SUCCESS) { fprintf(stderr, "I:request event result: %s\n", isc_result_totext(reqev->result)); exit(-1); } query = reqev->ev_arg; response = NULL; result = dns_message_create(mctx, DNS_MESSAGE_INTENTPARSE, &response); CHECK("dns_message_create", result); result = dns_request_getresponse(reqev->request, response, DNS_MESSAGEPARSE_PRESERVEORDER); CHECK("dns_request_getresponse", result); if (response->rcode != dns_rcode_noerror) { result = ISC_RESULTCLASS_DNSRCODE + response->rcode; fprintf(stderr, "I:response rcode: %s\n", isc_result_totext(result)); exit(-1); } result = dns_tkey_processdeleteresponse(query, response, ring); CHECK("dns_tkey_processdhresponse", result); dns_message_destroy(&query); dns_message_destroy(&response); dns_request_destroy(&reqev->request); isc_event_free(&event); isc_app_shutdown(); return; }
static void initctx2(isc_task_t *task, isc_event_t *event) { dns_requestevent_t *reqev = (dns_requestevent_t *)event; isc_result_t result; dns_message_t *query = NULL, *response = NULL; isc_buffer_t outtoken; unsigned char array[DNS_NAME_MAXTEXT + 1]; dns_rdataset_t *rdataset; dns_rdatatype_t qtype; dns_name_t *question_name; UNUSED(task); REQUIRE(reqev != NULL); query = reqev->ev_arg; if (reqev->result != ISC_R_SUCCESS) { fprintf(stderr, "I:request event result: %s\n", isc_result_totext(reqev->result)); goto end; } response = NULL; result = dns_message_create(mctx, DNS_MESSAGE_INTENTPARSE, &response); CHECK("dns_message_create", result); result = dns_request_getresponse(reqev->request, response, DNS_MESSAGEPARSE_PRESERVEORDER); CHECK("dns_request_getresponse", result); if (response->rcode != dns_rcode_noerror) { result = ISC_RESULTCLASS_DNSRCODE + response->rcode; fprintf(stderr, "I:response rcode: %s\n", isc_result_totext(result)); goto end; } printf("Received token from server, calling gss_init_sec_context()\n"); isc_buffer_init(&outtoken, array, DNS_NAME_MAXTEXT + 1); result = dns_tkey_processgssresponse(query, response, dns_fixedname_name(&gssname), &gssctx, &outtoken, &tsigkey, ring, NULL); gssctx = *gssctxp; CHECK("dns_tkey_processgssresponse", result); printf("Context accepted\n"); question_name = NULL; dns_message_currentname(response, DNS_SECTION_ANSWER, &question_name); rdataset = ISC_LIST_HEAD(question_name->list); INSIST(rdataset != NULL); qtype = rdataset->type; if (qtype == dns_rdatatype_tkey) { printf("Received TKEY response from server\n"); printf("Context completed\n"); } else { printf("Did not receive TKEY response from server\n"); printf("Context not completed\n"); dns_tsigkey_detach(&tsigkey); tsigkey = NULL; } dns_message_destroy(&response); end: if (query != NULL) dns_message_destroy(&query); if (reqev->request != NULL) dns_request_destroy(&reqev->request); isc_event_free(&event); event = isc_event_allocate(mctx, (void *)1, 1, console, NULL, sizeof(*event)); isc_task_send(task, &event); return; }