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;
}
