/*
SSSD
Async resolver tests
Authors:
Martin Nagy <mnagy@redhat.com>
Jakub Hrozek <jhrozek@redhat.com>
Copyright (C) Red Hat, Inc 2009
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <check.h>
#include <string.h>
#include <talloc.h>
#include <tevent.h>
#include <popt.h>
#include <arpa/inet.h>
#include "tests/common.h"
#include "util/util.h"
#include "tests/common_check.h"
/* Interface under test */
#include "resolv/async_resolv.h"
#define RESOLV_DEFAULT_TIMEOUT 6
static int use_net_test;
static char *txt_host;
static char *srv_host;
struct resolv_test_ctx {
struct tevent_context *ev;
struct resolv_ctx *resolv;
enum {
TESTING_HOSTNAME,
TESTING_TXT,
TESTING_SRV,
} tested_function;
int error;
bool done;
};
static int setup_resolv_test(int timeout, struct resolv_test_ctx **ctx)
{
struct resolv_test_ctx *test_ctx;
int ret;
test_ctx = talloc_zero(global_talloc_context, struct resolv_test_ctx);
if (test_ctx == NULL) {
fail("Could not allocate memory for test context");
return ENOMEM;
}
test_ctx->ev = tevent_context_init(test_ctx);
if (test_ctx->ev == NULL) {
fail("Could not init tevent context");
talloc_free(test_ctx);
return EFAULT;
}
ret = resolv_init(test_ctx, test_ctx->ev, timeout, &test_ctx->resolv);
if (ret != EOK) {
fail("Could not init resolv context");
talloc_free(test_ctx);
return ret;
}
*ctx = test_ctx;
return EOK;
}
static int test_loop(struct resolv_test_ctx *data)
{
while (!data->done)
tevent_loop_once(data->ev);
return data->error;
}
struct resolv_hostent *
test_create_rhostent(TALLOC_CTX *mem_ctx,
const char *hostname, const char *address)
{
struct resolv_hostent *rhostent;
int ret;
int family;
rhostent = talloc_zero(mem_ctx, struct resolv_hostent);
if (!rhostent) {
return NULL;
}
rhostent->name = talloc_strdup(rhostent, hostname);
rhostent->addr_list = talloc_array(rhostent, struct resolv_addr *, 2);
if (!rhostent->name ||
!rhostent->addr_list) {
goto fail;
}
rhostent->addr_list[0] = talloc_zero(rhostent->addr_list,
struct resolv_addr);
if (!rhostent->addr_list[0]) {
goto fail;
}
rhostent->addr_list[0]->ipaddr = talloc_array(rhostent->addr_list[0],
uint8_t,
sizeof(struct in6_addr));
if (!rhostent->addr_list[0]->ipaddr) {
goto fail;
}
family = AF_INET;
ret = inet_pton(family, address,
rhostent->addr_list[0]->ipaddr);
if (ret != 1) {
family = AF_INET6;
ret = inet_pton(family, address,
rhostent->addr_list[0]->ipaddr);
if (ret != 1) {
goto fail;
}
}
rhostent->addr_list[0]->ttl = RESOLV_DEFAULT_TTL;
rhostent->addr_list[1] = NULL;
rhostent->family = family;
rhostent->aliases = NULL;
return rhostent;
fail:
talloc_free(rhostent);
return NULL;
}
START_TEST(test_copy_hostent)
{
void *ctx;
struct resolv_hostent *rhe;
char name[] = "foo.example.com";
char alias_1[] = "bar.example.com";
char alias_2[] = "baz.example.com";
char *aliases[] = { alias_1, alias_2, NULL };
struct in_addr addr_1 = { 1234 };
struct in_addr addr_2 = { 5678 };
int ttl_1 = 12;
int ttl_2 = 34;
char *addr_list[] = { (char *) &addr_2, (char *) &addr_1, NULL };
struct hostent he = {
name, aliases, AF_INET,
sizeof(addr_1), addr_list
};
struct ares_addrttl attl[] = { { addr_1, ttl_1 }, { addr_2, ttl_2 } };
ctx = talloc_new(global_talloc_context);
fail_if(ctx == NULL);
ck_leaks_push(ctx);
rhe = resolv_copy_hostent_ares(ctx, &he, AF_INET, &attl, 2);
fail_if(rhe == NULL);
fail_if(strcmp(rhe->name, name));
fail_if(strcmp(rhe->aliases[0], alias_1));
fail_if(strcmp(rhe->aliases[1], alias_2));
fail_if(rhe->aliases[2] != NULL);
fail_if(rhe->family != AF_INET);
fail_if(memcmp(rhe->addr_list[0]->ipaddr, &addr_1, sizeof(addr_1)));
fail_if(rhe->addr_list[0]->ttl != ttl_1);
fail_if(memcmp(rhe->addr_list[1]->ipaddr, &addr_2, sizeof(addr_2)));
fail_if(rhe->addr_list[1]->ttl != ttl_2);
fail_if(rhe->addr_list[2] != NULL);
talloc_zfree(rhe);
rhe = resolv_copy_hostent(ctx, &he);
fail_if(rhe == NULL);
fail_if(strcmp(rhe->name, name));
fail_if(strcmp(rhe->aliases[0], alias_1));
fail_if(strcmp(rhe->aliases[1], alias_2));
fail_if(rhe->aliases[2] != NULL);
fail_if(rhe->family != AF_INET);
fail_if(memcmp(rhe->addr_list[0]->ipaddr, &addr_2, sizeof(addr_1)));
fail_if(rhe->addr_list[0]->ttl != RESOLV_DEFAULT_TTL);
fail_if(memcmp(rhe->addr_list[1]->ipaddr, &addr_1, sizeof(addr_2)));
fail_if(rhe->addr_list[1]->ttl != RESOLV_DEFAULT_TTL);
fail_if(rhe->addr_list[2] != NULL);
talloc_free(rhe);
ck_leaks_pop(ctx);
}
END_TEST
START_TEST(test_address_to_string)
{
void *ctx;
struct resolv_hostent *rhe;
char *str_addr;
char *ptr_addr;
ctx = talloc_new(global_talloc_context);
fail_if(ctx == NULL);
ck_leaks_push(ctx);
rhe = test_create_rhostent(ctx, "www.example.com", "1.2.3.4");
fail_if(rhe == NULL);
str_addr = resolv_get_string_address_index(ctx, rhe, 0);
fail_if(str_addr == NULL);
fail_unless(strcmp(str_addr, "1.2.3.4") == 0, "Unexpected address\n");
talloc_free(str_addr);
ptr_addr = resolv_get_string_ptr_address(ctx, rhe->family,
rhe->addr_list[0]->ipaddr);
fail_if(ptr_addr == NULL);
fail_unless(strcmp(ptr_addr, "4.3.2.1.in-addr.arpa.") == 0, "Unexpected PTR address\n");
talloc_free(ptr_addr);
talloc_free(rhe);
rhe = test_create_rhostent(ctx, "www6.example.com", "2607:f8b0:400c:c03::6a");
fail_if(rhe == NULL);
str_addr = resolv_get_string_address_index(ctx, rhe, 0);
fail_if(str_addr == NULL);
fail_unless(strcmp(str_addr, "2607:f8b0:400c:c03::6a") == 0, "Unexpected address\n");
talloc_free(str_addr);
ptr_addr = resolv_get_string_ptr_address(ctx, rhe->family,
rhe->addr_list[0]->ipaddr);
fail_if(ptr_addr == NULL);
fail_unless(strcmp(ptr_addr,
"a.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.c.0.c.0.0.4.0.b.8.f.7.0.6.2.ip6.arpa.") == 0, "Unexpected PTR address\n");
talloc_free(ptr_addr);
talloc_free(rhe);
ck_leaks_pop(ctx);
}
END_TEST
static void test_ip_addr(struct tevent_req *req)
{
int recv_status;
int status;
struct resolv_hostent *rhostent;
int i;
struct resolv_test_ctx *test_ctx = tevent_req_callback_data(req,
struct resolv_test_ctx);
test_ctx->done = true;
recv_status = resolv_gethostbyname_recv(req, test_ctx,
&status, NULL, &rhostent);
talloc_zfree(req);
if (recv_status != EOK) {
DEBUG(SSSDBG_OP_FAILURE,
"resolv_gethostbyname_recv failed: %d\n", recv_status);
test_ctx->error = recv_status;
return;
}
DEBUG(SSSDBG_TRACE_LIBS, "resolv_gethostbyname_recv status: %d\n", status);
test_ctx->error = ENOENT;
for (i = 0; rhostent->addr_list[i]; i++) {
char addr_buf[256];
inet_ntop(rhostent->family,
rhostent->addr_list[i]->ipaddr,
addr_buf, sizeof(addr_buf));
if (strcmp(addr_buf, "127.0.0.1") == 0) {
test_ctx->error = EOK;
}
}
talloc_free(rhostent);
}
START_TEST(test_resolv_ip_addr)
{
struct resolv_test_ctx *test_ctx;
int ret = EOK;
struct tevent_req *req;
const char *hostname = "127.0.0.1";
ret = setup_resolv_test(RESOLV_DEFAULT_TIMEOUT, &test_ctx);
if (ret != EOK) {
fail("Could not set up test");
return;
}
ck_leaks_push(test_ctx);
req = resolv_gethostbyname_send(test_ctx, test_ctx->ev,
test_ctx->resolv, hostname, IPV4_ONLY,
default_host_dbs);
DEBUG(SSSDBG_TRACE_LIBS, "Sent resolv_gethostbyname\n");
if (req == NULL) {
ret = ENOMEM;
}
if (ret == EOK) {
tevent_req_set_callback(req, test_ip_addr, test_ctx);
ret = test_loop(test_ctx);
}
ck_leaks_pop(test_ctx);
fail_unless(ret == EOK);
talloc_zfree(test_ctx);
}
END_TEST
static void test_localhost(struct tevent_req *req)
{
int recv_status;
int status;
struct resolv_hostent *rhostent;
int i;
struct resolv_test_ctx *test_ctx = tevent_req_callback_data(req,
struct resolv_test_ctx);
test_ctx->done = true;
recv_status = resolv_gethostbyname_recv(req, test_ctx,
&status, NULL, &rhostent);
talloc_zfree(req);
if (recv_status != EOK) {
DEBUG(SSSDBG_OP_FAILURE,
"resolv_gethostbyname_recv failed: %d\n", recv_status);
test_ctx->error = recv_status;
return;
}
DEBUG(SSSDBG_TRACE_LIBS, "resolv_gethostbyname_recv status: %d\n", status);
test_ctx->error = ENOENT;
for (i = 0; rhostent->addr_list[i]; i++) {
char addr_buf[256];
inet_ntop(rhostent->family, rhostent->addr_list[i]->ipaddr,
addr_buf, sizeof(addr_buf));
/* test that localhost resolves to 127.0.0.1 or ::1 */
if (strcmp(addr_buf, "127.0.0.1") == 0 || strcmp(addr_buf, "::1") == 0) {
test_ctx->error = EOK;
}
}
talloc_free(rhostent);
}
START_TEST(test_resolv_localhost)
{
struct resolv_test_ctx *test_ctx;
int ret = EOK;
struct tevent_req *req;
const char *hostname = "localhost.localdomain";
ret = setup_resolv_test(RESOLV_DEFAULT_TIMEOUT, &test_ctx);
if (ret != EOK) {
fail("Could not set up test");
return;
}
ck_leaks_push(test_ctx);
req = resolv_gethostbyname_send(test_ctx, test_ctx->ev,
test_ctx->resolv, hostname, IPV4_FIRST,
default_host_dbs);
DEBUG(SSSDBG_TRACE_LIBS, "Sent resolv_gethostbyname\n");
if (req == NULL) {
ret = ENOMEM;
}
if (ret == EOK) {
tevent_req_set_callback(req, test_localhost, test_ctx);
ret = test_loop(test_ctx);
}
ck_leaks_pop(test_ctx);
fail_unless(ret == EOK);
talloc_zfree(test_ctx);
}
END_TEST
static void test_negative(struct tevent_req *req)
{
int recv_status;
int status;
struct resolv_hostent *hostent;
struct resolv_test_ctx *test_ctx;
test_ctx = tevent_req_callback_data(req, struct resolv_test_ctx);
test_ctx->done = true;
recv_status = resolv_gethostbyname_recv(req, test_ctx,
&status, NULL, &hostent);
talloc_zfree(req);
if (recv_status == EOK) {
DEBUG(SSSDBG_TRACE_LIBS,
"resolv_gethostbyname_recv succeeded in a negative test\n");
return;
}
test_ctx->error = status;
DEBUG(SSSDBG_OP_FAILURE,
"resolv_gethostbyname_recv status: %d: %s\n", status, resolv_strerror(status));
}
START_TEST(test_resolv_negative)
{
int ret = EOK;
struct tevent_req *req;
const char *hostname = "sssd.foo";
struct resolv_test_ctx *test_ctx;
ret = setup_resolv_test(RESOLV_DEFAULT_TIMEOUT, &test_ctx);
if (ret != EOK) {
fail("Could not set up test");
return;
}
ck_leaks_push(test_ctx);
req = resolv_gethostbyname_send(test_ctx, test_ctx->ev,
test_ctx->resolv, hostname, IPV4_FIRST,
default_host_dbs);
DEBUG(SSSDBG_TRACE_LIBS, "Sent resolv_gethostbyname\n");
if (req == NULL) {
ret = ENOMEM;
}
if (ret == EOK) {
tevent_req_set_callback(req, test_negative, test_ctx);
ret = test_loop(test_ctx);
}
ck_leaks_pop(test_ctx);
fail_unless(ret != EOK);
fail_unless(test_ctx->error == ARES_ENOTFOUND);
talloc_zfree(test_ctx);
}
END_TEST
static void test_internet(struct tevent_req *req)
{
int recv_status;
int status;
struct resolv_test_ctx *test_ctx;
void *tmp_ctx;
struct resolv_hostent *rhostent = NULL;
struct ares_txt_reply *txt_replies = NULL, *txtptr;
struct ares_srv_reply *srv_replies = NULL, *srvptr;
int i;
test_ctx = tevent_req_callback_data(req, struct resolv_test_ctx);
test_ctx->done = true;
tmp_ctx = talloc_new(test_ctx);
ck_leaks_push(tmp_ctx);
switch (test_ctx->tested_function) {
case TESTING_HOSTNAME:
recv_status = resolv_gethostbyname_recv(req, tmp_ctx,
&status, NULL, &rhostent);
test_ctx->error = (rhostent->name == NULL) ? ENOENT : EOK;
if (test_ctx->error == EOK) {
char addr_buf[256];
for (i=0; rhostent->addr_list[i]; i++) {
inet_ntop(rhostent->family,
rhostent->addr_list[i]->ipaddr,
addr_buf, sizeof(addr_buf));
DEBUG(SSSDBG_OP_FAILURE, "Found address %s with TTL %d\n",
addr_buf, rhostent->addr_list[i]->ttl);
}
}
break;
case TESTING_TXT:
recv_status = resolv_gettxt_recv(tmp_ctx, req, &status, NULL,
&txt_replies);
test_ctx->error = (txt_replies == NULL) ? ENOENT : EOK;
for (txtptr = txt_replies; txtptr != NULL; txtptr = txtptr->next) {
DEBUG(SSSDBG_OP_FAILURE, "TXT Record: %s\n", txtptr->txt);
}
break;
case TESTING_SRV:
recv_status = resolv_getsrv_recv(tmp_ctx, req, &status, NULL,
&srv_replies, NULL);
test_ctx->error = (srv_replies == NULL) ? ENOENT : EOK;
for (srvptr = srv_replies; srvptr != NULL; srvptr = srvptr->next) {
DEBUG(SSSDBG_OP_FAILURE,
"SRV Record: %d %d %d %s\n", srvptr->weight,
srvptr->priority, srvptr->port,
srvptr->host);
}
break;
default:
recv_status = EINVAL;
break;
}
talloc_zfree(req);
fail_if(recv_status != EOK, "The recv function failed: %d", recv_status);
DEBUG(SSSDBG_TRACE_LIBS, "recv status: %d\n", status);
if (rhostent != NULL) {
talloc_free(rhostent);
} else if (txt_replies != NULL) {
talloc_free(txt_replies);
} else if (srv_replies != NULL) {
talloc_free(srv_replies);
}
ck_leaks_pop(tmp_ctx);
}
START_TEST(test_resolv_internet)
{
int ret = EOK;
struct tevent_req *req;
const char *hostname = "redhat.com";
struct resolv_test_ctx *test_ctx;
ret = setup_resolv_test(RESOLV_DEFAULT_TIMEOUT, &test_ctx);
if (ret != EOK) {
fail("Could not set up test");
return;
}
test_ctx->tested_function = TESTING_HOSTNAME;
ck_leaks_push(test_ctx);
req = resolv_gethostbyname_send(test_ctx, test_ctx->ev,
test_ctx->resolv, hostname, IPV4_FIRST,
default_host_dbs);
DEBUG(SSSDBG_TRACE_LIBS, "Sent resolv_gethostbyname\n");
if (req == NULL) {
ret = ENOMEM;
}
if (ret == EOK) {
tevent_req_set_callback(req, test_internet, test_ctx);
ret = test_loop(test_ctx);
}
fail_unless(ret == EOK);
ck_leaks_pop(test_ctx);
talloc_zfree(test_ctx);
}
END_TEST
START_TEST(test_resolv_internet_txt)
{
int ret;
struct tevent_req *req;
struct resolv_test_ctx *test_ctx;
ret = setup_resolv_test(RESOLV_DEFAULT_TIMEOUT, &test_ctx);
fail_if(ret != EOK, "Could not set up test");
test_ctx->tested_function = TESTING_TXT;
ck_leaks_push(test_ctx);
req = resolv_gettxt_send(test_ctx, test_ctx->ev, test_ctx->resolv, txt_host);
fail_if(req == NULL, "Function resolv_gettxt_send failed");
tevent_req_set_callback(req, test_internet, test_ctx);
ret = test_loop(test_ctx);
fail_unless(ret == EOK);
ck_leaks_pop(test_ctx);
talloc_zfree(test_ctx);
}
END_TEST
START_TEST(test_resolv_internet_srv)
{
int ret;
struct tevent_req *req;
struct resolv_test_ctx *test_ctx;
ret = setup_resolv_test(RESOLV_DEFAULT_TIMEOUT, &test_ctx);
fail_if(ret != EOK, "Could not set up test");
test_ctx->tested_function = TESTING_SRV;
ck_leaks_push(test_ctx);
req = resolv_getsrv_send(test_ctx, test_ctx->ev, test_ctx->resolv, srv_host);
fail_if(req == NULL, "Function resolv_getsrv_send failed");
tevent_req_set_callback(req, test_internet, test_ctx);
ret = test_loop(test_ctx);
fail_unless(ret == EOK);
ck_leaks_pop(test_ctx);
talloc_zfree(test_ctx);
}
END_TEST
static void resolv_free_context(struct tevent_context *ev,
struct tevent_timer *te,
struct timeval t, void *ptr)
{
struct resolv_ctx *rctx = talloc_get_type(ptr, struct resolv_ctx);
DEBUG(SSSDBG_TRACE_LIBS, "freeing the context\n");
talloc_free(rctx);
}
static void resolv_free_done(struct tevent_context *ev,
struct tevent_timer *te,
struct timeval t, void *ptr)
{
struct resolv_test_ctx *tctx = talloc_get_type(ptr, struct resolv_test_ctx);
DEBUG(SSSDBG_TRACE_LIBS, "marking test as done\n");
tctx->error = EOK;
tctx->done = true;
}
START_TEST(test_resolv_free_context)
{
int ret = EOK;
struct tevent_req *req;
const char *hostname = "redhat.com";
struct resolv_test_ctx *test_ctx;
struct tevent_timer *free_timer, *terminate_timer;
struct timeval free_tv, terminate_tv;
ret = setup_resolv_test(RESOLV_DEFAULT_TIMEOUT, &test_ctx);
if (ret != EOK) {
fail("Could not set up test");
return;
}
req = resolv_gethostbyname_send(test_ctx, test_ctx->ev,
test_ctx->resolv, hostname, IPV4_FIRST,
default_host_dbs);
DEBUG(SSSDBG_TRACE_LIBS, "Sent resolv_gethostbyname\n");
if (req == NULL) {
fail("Error calling resolv_gethostbyname_send");
goto done;
}
gettimeofday(&free_tv, NULL);
free_tv.tv_sec += 1;
free_tv.tv_usec = 0;
terminate_tv.tv_sec = free_tv.tv_sec + 1;
terminate_tv.tv_usec = 0;
free_timer = tevent_add_timer(test_ctx->ev, test_ctx, free_tv, resolv_free_context, test_ctx->resolv);
if (free_timer == NULL) {
fail("Error calling tevent_add_timer");
goto done;
}
terminate_timer = tevent_add_timer(test_ctx->ev, test_ctx, terminate_tv, resolv_free_done, test_ctx);
if (terminate_timer == NULL) {
fail("Error calling tevent_add_timer");
goto done;
}
ret = test_loop(test_ctx);
fail_unless(ret == EOK);
done:
talloc_zfree(test_ctx);
}
END_TEST
static void resolv_free_req(struct tevent_context *ev,
struct tevent_timer *te,
struct timeval t, void *ptr)
{
struct tevent_req *req = talloc_get_type(ptr, struct tevent_req);
DEBUG(SSSDBG_TRACE_LIBS, "freeing the request\n");
talloc_free(req);
}
START_TEST(test_resolv_sort_srv_reply)
{
int ret;
struct ares_srv_reply *replies = NULL;
struct ares_srv_reply *r, *prev = NULL;
struct resolv_test_ctx *test_ctx;
int num_replies = 3;
int i;
ret = setup_resolv_test(RESOLV_DEFAULT_TIMEOUT, &test_ctx);
if (ret != EOK) {
fail("Could not set up test");
return;
}
ck_leaks_push(test_ctx);
/* prepare linked list with reversed values */
for (i = 0; i<num_replies; i++) {
r = talloc_zero(test_ctx, struct ares_srv_reply);
fail_if(r == NULL);
r->priority = num_replies-i;
r->weight = i;
if (!replies) {
replies = r;
prev = r;
} else {
prev->next = r;
prev = prev->next;
}
}
/* do the sort */
ret = resolv_sort_srv_reply(&replies);
fail_if(ret != EOK);
/* check if the list is sorted */
prev = NULL;
for (i = 1, r = replies; r; r=r->next, i++) {
talloc_zfree(prev);
prev = r;
fail_unless(r->priority == i);
}
talloc_zfree(prev);
/* check if the list is complete */
fail_unless(i-1 == num_replies);
/* test if the weighting algorithm runs..not much do
* deterministically test here since it is based on
* random weight-selection */
replies = NULL;
for (i = 0; i<num_replies; i++) {
r = talloc_zero(test_ctx, struct ares_srv_reply);
fail_if(r == NULL);
r->priority = i % 2 + 1;
r->weight = i;
if (!replies) {
replies = r;
prev = r;
} else {
prev->next = r;
prev = prev->next;
}
}
/* do the sort */
ret = resolv_sort_srv_reply(&replies);
fail_if(ret != EOK);
/* clean up */
prev = NULL;
for (r = replies; r; r=r->next) {
talloc_zfree(prev);
prev = r;
}
talloc_zfree(prev);
/* check for leaks */
ck_leaks_pop(test_ctx);
talloc_zfree(test_ctx);
}
END_TEST
START_TEST(test_resolv_sort_srv_reply_zero_weight)
{
int ret;
struct ares_srv_reply *replies = NULL;
struct ares_srv_reply *r, *prev = NULL;
struct resolv_test_ctx *test_ctx;
int num_replies = 6;
int i;
ret = setup_resolv_test(RESOLV_DEFAULT_TIMEOUT, &test_ctx);
if (ret != EOK) {
fail("Could not set up test");
return;
}
ck_leaks_push(test_ctx);
/* prepare linked list */
for (i = 0; i < num_replies; i++) {
r = talloc_zero(test_ctx, struct ares_srv_reply);
fail_if(r == NULL);
r->priority = 20;
r->priority = i <= 3 ? 10 : r->priority;
r->priority = i <= 1 ? 0 : r->priority;
r->weight = 0;
if (replies == NULL) {
replies = r;
prev = r;
} else {
prev->next = r;
prev = prev->next;
}
}
/* do the sort */
ret = resolv_sort_srv_reply(&replies);
fail_if(ret != EOK);
/* check if the list contains all values and is sorted */
for (i = 0, r = replies; r != NULL; r = r->next, i++) {
if (r->next != NULL) {
fail_unless(r->priority <= r->next->priority);
}
}
fail_unless(i == num_replies);
/* clean up */
prev = NULL;
for (r = replies; r != NULL; r=r->next) {
talloc_zfree(prev);
prev = r;
}
talloc_zfree(prev);
/* check for leaks */
ck_leaks_pop(test_ctx);
talloc_zfree(test_ctx);
}
END_TEST
START_TEST(test_resolv_free_req)
{
int ret = EOK;
struct tevent_req *req;
const char *hostname = "redhat.com";
struct resolv_test_ctx *test_ctx;
struct tevent_timer *free_timer, *terminate_timer;
struct timeval free_tv, terminate_tv;
ret = setup_resolv_test(RESOLV_DEFAULT_TIMEOUT, &test_ctx);
if (ret != EOK) {
fail("Could not set up test");
return;
}
ck_leaks_push(test_ctx);
req = resolv_gethostbyname_send(test_ctx, test_ctx->ev,
test_ctx->resolv, hostname, IPV4_FIRST,
default_host_dbs);
DEBUG(SSSDBG_TRACE_LIBS, "Sent resolv_gethostbyname\n");
if (req == NULL) {
fail("Error calling resolv_gethostbyname_send");
goto done;
}
gettimeofday(&free_tv, NULL);
free_tv.tv_sec += 1;
free_tv.tv_usec = 0;
/* Give enought time for c-ares request to terminate */
terminate_tv.tv_sec = free_tv.tv_sec + 6;
terminate_tv.tv_usec = 0;
free_timer = tevent_add_timer(test_ctx->ev, test_ctx, free_tv, resolv_free_req, req);
if (free_timer == NULL) {
fail("Error calling tevent_add_timer");
goto done;
}
terminate_timer = tevent_add_timer(test_ctx->ev, test_ctx, terminate_tv, resolv_free_done, test_ctx);
if (terminate_timer == NULL) {
fail("Error calling tevent_add_timer");
goto done;
}
ret = test_loop(test_ctx);
ck_leaks_pop(test_ctx);
fail_unless(ret == EOK);
done:
talloc_zfree(test_ctx);
}
END_TEST
static void test_timeout(struct tevent_req *req)
{
int recv_status;
int status;
struct resolv_test_ctx *test_ctx;
TALLOC_CTX *tmp_ctx;
struct resolv_hostent *rhostent = NULL;
test_ctx = tevent_req_callback_data(req, struct resolv_test_ctx);
test_ctx->done = true;
tmp_ctx = talloc_new(test_ctx);
ck_leaks_push(tmp_ctx);
fail_unless(test_ctx->tested_function == TESTING_HOSTNAME);
recv_status = resolv_gethostbyname_recv(req, tmp_ctx,
&status, NULL, &rhostent);
talloc_zfree(req);
fail_unless(recv_status == ETIMEDOUT);
fail_unless(status == ARES_ETIMEOUT);
ck_leaks_pop(tmp_ctx);
talloc_free(tmp_ctx);
}
START_TEST(test_resolv_timeout)
{
struct resolv_test_ctx *test_ctx;
errno_t ret;
struct tevent_req *req;
const char *hostname = "redhat.com";
ret = setup_resolv_test(0, &test_ctx);
if (ret != EOK) {
fail("Could not set up test");
return;
}
test_ctx->tested_function = TESTING_HOSTNAME;
req = resolv_gethostbyname_send(test_ctx, test_ctx->ev,
test_ctx->resolv, hostname, IPV4_FIRST,
default_host_dbs);
DEBUG(SSSDBG_TRACE_LIBS, "Sent resolv_gethostbyname\n");
if (req == NULL) {
ret = ENOMEM;
}
if (ret == EOK) {
tevent_req_set_callback(req, test_timeout, test_ctx);
ret = test_loop(test_ctx);
}
fail_unless(ret == EOK);
talloc_zfree(test_ctx);
}
END_TEST
Suite *create_resolv_suite(void)
{
Suite *s = suite_create("resolv");
TCase *tc_resolv = tcase_create("RESOLV Tests");
tcase_set_timeout(tc_resolv, 8);
tcase_add_checked_fixture(tc_resolv, ck_leak_check_setup, ck_leak_check_teardown);
/* Do some testing */
tcase_add_test(tc_resolv, test_copy_hostent);
tcase_add_test(tc_resolv, test_address_to_string);
tcase_add_test(tc_resolv, test_resolv_ip_addr);
tcase_add_test(tc_resolv, test_resolv_sort_srv_reply);
tcase_add_test(tc_resolv, test_resolv_sort_srv_reply_zero_weight);
if (use_net_test) {
tcase_add_test(tc_resolv, test_resolv_internet);
tcase_add_test(tc_resolv, test_resolv_negative);
tcase_add_test(tc_resolv, test_resolv_localhost);
tcase_add_test(tc_resolv, test_resolv_timeout);
if (txt_host != NULL) {
tcase_add_test(tc_resolv, test_resolv_internet_txt);
}
if (srv_host != NULL) {
tcase_add_test(tc_resolv, test_resolv_internet_srv);
}
}
tcase_add_test(tc_resolv, test_resolv_free_context);
tcase_add_test(tc_resolv, test_resolv_free_req);
/* Add all test cases to the test suite */
suite_add_tcase(s, tc_resolv);
return s;
}
int main(int argc, const char *argv[])
{
int opt;
poptContext pc;
int failure_count;
Suite *resolv_suite;
SRunner *sr;
int debug = 0;
struct poptOption long_options[] = {
POPT_AUTOHELP
{ "debug-level", 'd', POPT_ARG_INT, &debug, 0, "Set debug level", NULL },
{ "use-net-test", 'n', POPT_ARG_NONE, 0, 'n', "Run tests that need an active internet connection", NULL },
{ "txt-host", 't', POPT_ARG_STRING, 0, 't', "Specify the host used for TXT record testing", NULL },
{ "srv-host", 's', POPT_ARG_STRING, 0, 's', "Specify the host used for SRV record testing", NULL },
POPT_TABLEEND
};
/* Set debug level to invalid value so we can deside if -d 0 was used. */
debug_level = SSSDBG_INVALID;
pc = poptGetContext(argv[0], argc, argv, long_options, 0);
while((opt = poptGetNextOpt(pc)) != -1) {
switch(opt) {
case 'n':
use_net_test = 1;
break;
case 't':
txt_host = poptGetOptArg(pc);
break;
case 's':
srv_host = poptGetOptArg(pc);
break;
default:
fprintf(stderr, "\nInvalid option %s: %s\n\n",
poptBadOption(pc, 0), poptStrerror(opt));
poptPrintUsage(pc, stderr, 0);
return 1;
}
}
poptFreeContext(pc);
DEBUG_CLI_INIT(debug);
if (!use_net_test) {
printf("Network tests disabled. Rerun with the \"-n\" "
"option to run the full suite of tests\n");
}
tests_set_cwd();
resolv_suite = create_resolv_suite();
sr = srunner_create(resolv_suite);
/* If CK_VERBOSITY is set, use that, otherwise it defaults to CK_NORMAL */
srunner_run_all(sr, CK_ENV);
failure_count = srunner_ntests_failed(sr);
srunner_free(sr);
return (failure_count==0 ? EXIT_SUCCESS : EXIT_FAILURE);
}