asterisk/tests/test_mwi.c

408 lines
8.9 KiB
C

/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 2019, Sangoma Technologies Corporation
*
* Kevin Harwell <kharwell@digium.com>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*** MODULEINFO
<depend>TEST_FRAMEWORK</depend>
<support_level>core</support_level>
***/
#include "asterisk.h"
#include "asterisk/astobj2.h"
#include "asterisk/conversions.h"
#include "asterisk/module.h"
#include "asterisk/mwi.h"
#include "asterisk/stasis.h"
#include "asterisk/test.h"
#define test_category "/mwi/"
#define MAILBOX_PREFIX "test~" /* Hopefully sufficiently unlikely */
#define MAILBOX_COUNT 500
#define MAILBOX_SIZE 32
AST_VECTOR(subscriptions, struct ast_mwi_subscriber *);
AST_VECTOR(publishers, struct ast_mwi_publisher *);
/*!
* For testing purposes each subscribed mailbox is a number. This value is
* the summation of all mailboxes.
*/
static size_t sum_total;
/*! Test variable that tracks the running total of mailboxes */
static size_t running_total;
/*! This value is set to check if MWI data is zero before publishing */
static int expect_zero;
static int num_to_mailbox(char *mailbox, size_t size, size_t num)
{
if (snprintf(mailbox, 10, MAILBOX_PREFIX "%zu", num) == -1) {
ast_log(LOG_ERROR, "Unable to convert mailbox to string\n");
return -1;
}
return 0;
}
static int mailbox_to_num(const char *mailbox, size_t *num)
{
const char *p = strchr(mailbox, '~');
if (!p) {
ast_log(LOG_ERROR, "Prefix separator '~' not found in '%s'\n", mailbox);
return -1;
}
if (ast_str_to_umax(++p, num)) {
ast_log(LOG_ERROR, "Unable to convert mailbox '%s' to numeric\n", mailbox);
return -1;
}
return 0;
}
static int validate_data(struct ast_mwi_state *mwi_state)
{
size_t num;
size_t val;
if (mailbox_to_num(mwi_state->uniqueid, &num)) {
return -1;
}
running_total += num;
val = expect_zero ? 0 : num;
if (mwi_state->urgent_msgs != val || mwi_state->new_msgs != val ||
mwi_state->old_msgs != val) {
ast_log(LOG_ERROR, "Unexpected MWI state data for '%s', %d != %zu\n",
mwi_state->uniqueid, mwi_state->urgent_msgs, val);
return -1;
}
return num;
}
static void handle_validate(const char *mailbox, struct ast_mwi_subscriber *sub)
{
struct ast_mwi_state *mwi_state = ast_mwi_subscriber_data(sub);
if (ast_begins_with(mwi_state->uniqueid, MAILBOX_PREFIX)) {
validate_data(mwi_state);
}
ao2_cleanup(mwi_state);
}
struct ast_mwi_observer mwi_observer = {
.on_subscribe = handle_validate,
.on_unsubscribe = handle_validate
};
static void mwi_type_cb(void *data, struct stasis_subscription *sub, struct stasis_message *message)
{
/* No op since we are not really testing stasis topic handling here */
}
static int subscriptions_destroy(struct subscriptions *subs)
{
running_total = expect_zero = 0;
AST_VECTOR_CALLBACK_VOID(subs, ast_mwi_unsubscribe_and_join);
AST_VECTOR_FREE(subs);
ast_mwi_remove_observer(&mwi_observer);
if (running_total != sum_total) {
ast_log(LOG_ERROR, "Failed to destroy all MWI subscriptions: running=%zu, sum=%zu\n",
running_total, sum_total);
return -1;
}
return 0;
}
static int subscriptions_create(struct subscriptions *subs)
{
size_t i;
if (ast_mwi_add_observer(&mwi_observer) ||
AST_VECTOR_INIT(subs, MAILBOX_COUNT)) {
return -1;
}
sum_total = running_total = 0;
expect_zero = 1;
for (i = 0; i < MAILBOX_COUNT; ++i) {
struct ast_mwi_subscriber *sub;
char mailbox[MAILBOX_SIZE];
if (num_to_mailbox(mailbox, MAILBOX_SIZE, i)) {
break;
}
sub = ast_mwi_subscribe_pool(mailbox, mwi_type_cb, NULL);
if (!sub) {
ast_log(LOG_ERROR, "Failed to create a MWI subscriber for mailbox '%s'\n", mailbox);
break;
}
if (AST_VECTOR_APPEND(subs, sub)) {
ast_log(LOG_ERROR, "Failed to add to MWI sub to vector for mailbox '%s'\n", mailbox);
ao2_ref(sub, -1);
break;
}
sum_total += i;
}
if (i != MAILBOX_COUNT || running_total != sum_total) {
ast_log(LOG_ERROR, "Failed to create all MWI subscriptions: running=%zu, sum=%zu\n",
running_total, sum_total);
subscriptions_destroy(subs);
return -1;
}
return 0;
}
static int publishers_destroy(struct publishers *pubs)
{
size_t i;
if (pubs) {
/* Remove explicit publishers */
AST_VECTOR_CALLBACK_VOID(pubs, ao2_cleanup);
AST_VECTOR_FREE(pubs);
return 0;
}
for (i = 0; i < MAILBOX_COUNT; ++i) {
char mailbox[MAILBOX_SIZE];
/* Remove implicit publishers */
if (num_to_mailbox(mailbox, MAILBOX_SIZE, i)) {
return -1;
}
ast_delete_mwi_state(mailbox, NULL);
}
return 0;
}
static int publishers_create(struct publishers *pubs)
{
size_t i;
if (AST_VECTOR_INIT(pubs, MAILBOX_COUNT)) {
return -1;
}
for (i = 0; i < MAILBOX_COUNT; ++i) {
struct ast_mwi_publisher *pub;
char mailbox[MAILBOX_SIZE];
if (num_to_mailbox(mailbox, MAILBOX_SIZE, i)) {
break;
}
/* Create the MWI publisher */
pub = ast_mwi_add_publisher(mailbox);
if (!pub) {
ast_log(LOG_ERROR, "Failed to create an MWI publisher for mailbox '%s'\n", mailbox);
break;
}
if (AST_VECTOR_APPEND(pubs, pub)) {
ast_log(LOG_ERROR, "Failed to add to an MWI publisher to vector for mailbox '%s'\n", mailbox);
ao2_ref(pub, -1);
break;
}
}
if (i != MAILBOX_COUNT) {
ast_log(LOG_ERROR, "Failed to create all MWI publishers: count=%zu\n", i);
publishers_destroy(pubs);
return -1;
}
return 0;
}
static int implicit_publish_cb(struct ast_mwi_state *mwi_state, void *data)
{
size_t num;
if (!ast_begins_with(mwi_state->uniqueid, MAILBOX_PREFIX)) {
/* Ignore any mailboxes not prefixed */
return 0;
}
num = validate_data(mwi_state);
if (num < 0) {
return CMP_STOP;
}
ast_mwi_publish_by_mailbox(mwi_state->uniqueid, NULL, num, num, num, NULL, NULL);
return 0;
}
static int explicit_publish_cb(struct ast_mwi_state *mwi_state, void *data)
{
struct publishers *pubs = data;
struct ast_mwi_publisher *pub;
size_t num;
if (!ast_begins_with(mwi_state->uniqueid, MAILBOX_PREFIX)) {
/* Ignore any mailboxes not prefixed */
return 0;
}
num = validate_data(mwi_state);
if (num < 0) {
return CMP_STOP;
}
if (mailbox_to_num(mwi_state->uniqueid, &num)) {
return CMP_STOP;
}
/* Mailbox number will always be the index */
pub = AST_VECTOR_GET(pubs, num);
if (!pub) {
ast_log(LOG_ERROR, "Unable to locate MWI publisher for mailbox '%s'\n", mwi_state->uniqueid);
return CMP_STOP;
}
ast_mwi_publish(pub, num, num, num, NULL, NULL);
return 0;
}
static int publish(on_mwi_state cb, void *user_data)
{
/* First time there is no state data */
expect_zero = 1;
running_total = 0;
ast_mwi_state_callback_all(cb, user_data);
if (running_total != sum_total) {
ast_log(LOG_ERROR, "Failed MWI state callback (1): running=%zu, sum=%zu\n",
running_total, sum_total);
return -1;
}
/* Second time check valid state data exists */
running_total = expect_zero = 0;
ast_mwi_state_callback_all(cb, user_data);
if (running_total != sum_total) {
ast_log(LOG_ERROR, "Failed MWI state callback (2): running=%zu, sum=%zu\n",
running_total, sum_total);
return -1;
}
return 0;
}
AST_TEST_DEFINE(implicit_publish)
{
struct subscriptions subs;
int rc = AST_TEST_PASS;
switch (cmd) {
case TEST_INIT:
info->name = __func__;
info->category = test_category;
info->summary = "Test implicit publishing of MWI state";
info->description = info->summary;
return AST_TEST_NOT_RUN;
case TEST_EXECUTE:
break;
}
ast_test_validate(test, !subscriptions_create(&subs));
ast_test_validate_cleanup(test, !publish(implicit_publish_cb, NULL),
rc, cleanup);
cleanup:
if (subscriptions_destroy(&subs) || publishers_destroy(NULL)) {
return AST_TEST_FAIL;
}
return rc;
}
AST_TEST_DEFINE(explicit_publish)
{
struct subscriptions subs;
struct publishers pubs;
int rc = AST_TEST_PASS;
switch (cmd) {
case TEST_INIT:
info->name = __func__;
info->category = test_category;
info->summary = "Test explicit publishing of MWI state";
info->description = info->summary;
return AST_TEST_NOT_RUN;
case TEST_EXECUTE:
break;
}
ast_test_validate(test, !subscriptions_create(&subs));
ast_test_validate_cleanup(test, !publishers_create(&pubs), rc, cleanup);
ast_test_validate_cleanup(test, !publish(explicit_publish_cb, &pubs),
rc, cleanup);
cleanup:
if (subscriptions_destroy(&subs) || publishers_destroy(&pubs)) {
return AST_TEST_FAIL;
}
return rc;
}
static int unload_module(void)
{
AST_TEST_UNREGISTER(implicit_publish);
AST_TEST_UNREGISTER(explicit_publish);
return 0;
}
static int load_module(void)
{
AST_TEST_REGISTER(implicit_publish);
AST_TEST_REGISTER(explicit_publish);
return AST_MODULE_LOAD_SUCCESS;
}
AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "MWI testing");