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/* Test Osmocom SMS queue */
/*
* (C) 2017 by sysmocom s.f.m.c. GmbH
* All Rights Reserved
*
* Author: Neels Hofmeyr <nhofmeyr@sysmocom.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <osmocom/core/application.h>
#include <openbsc/debug.h>
#include <openbsc/vlr.h>
static void *talloc_ctx = NULL;
struct gsm_sms *smsq_take_next_sms(struct gsm_network *net,
char *last_msisdn,
size_t last_msisdn_buflen);
static void _test_take_next_sms_print(int i,
struct gsm_sms *sms,
const char *last_msisdn)
{
printf("#%d: ", i);
if (sms)
printf("sending SMS to %s", sms->text);
else
printf("no SMS to send");
printf(" (last_msisdn='%s')\n", last_msisdn? last_msisdn : "NULL");
}
static struct gsm_sms fake_sms = { 0 };
struct {
const char *msisdn;
int nr_of_sms;
int failed_attempts;
bool vsub_attached;
} fake_sms_db[] = {
{
.msisdn = "1111",
.nr_of_sms = 0,
.vsub_attached = true,
},
{
.msisdn = "2222",
.nr_of_sms = 2,
.failed_attempts = 2,
.vsub_attached = true,
},
{
.msisdn = "3333",
.nr_of_sms = 2,
.failed_attempts = 3,
.vsub_attached = true,
},
{
.msisdn = "4444",
.nr_of_sms = 0,
.vsub_attached = true,
},
{
.msisdn = "5555",
.nr_of_sms = 2,
.failed_attempts = 5,
.vsub_attached = false,
},
};
/* override, requires '-Wl,--wrap=db_sms_get_next_unsent_rr_msisdn' */
struct gsm_sms *__real_db_sms_get_next_unsent_rr_msisdn(struct gsm_network *net,
const char *last_msisdn,
unsigned int max_failed);
struct gsm_sms *__wrap_db_sms_get_next_unsent_rr_msisdn(struct gsm_network *net,
const char *last_msisdn,
unsigned int max_failed)
{
static struct vlr_subscr arbitrary_vsub = { .lu_complete = true };
int i;
printf(" hitting database: looking for MSISDN > '%s', failed_attempts <= %d\n",
last_msisdn, max_failed);
for (i = 0; i < ARRAY_SIZE(fake_sms_db); i++) {
if (!fake_sms_db[i].nr_of_sms)
continue;
if (strcmp(fake_sms_db[i].msisdn, last_msisdn) <= 0)
continue;
if (fake_sms_db[i].failed_attempts > max_failed)
continue;
osmo_strlcpy(fake_sms.dst.addr, fake_sms_db[i].msisdn,
sizeof(fake_sms.dst.addr));
fake_sms.receiver = fake_sms_db[i].vsub_attached? &arbitrary_vsub : NULL;
osmo_strlcpy(fake_sms.text, fake_sms_db[i].msisdn, sizeof(fake_sms.text));
if (fake_sms_db[i].vsub_attached)
fake_sms_db[i].nr_of_sms --;
return &fake_sms;
}
return NULL;
}
void show_fake_sms_db()
{
int i;
for (i = 0; i < ARRAY_SIZE(fake_sms_db); i++) {
printf(" %s%s has %u SMS pending, %u failed attempts\n",
fake_sms_db[i].msisdn,
fake_sms_db[i].vsub_attached ? "" : " (NOT attached)",
fake_sms_db[i].nr_of_sms,
fake_sms_db[i].failed_attempts);
}
printf("-->\n");
}
static void test_next_sms()
{
int i;
char last_msisdn[GSM_EXTENSION_LENGTH+1] = "";
printf("Testing smsq_take_next_sms()\n");
printf("\n- vsub 2, 3 and 5 each have 2 SMS pending, but 5 is not attached\n");
last_msisdn[0] = '\0';
show_fake_sms_db();
for (i = 0; i < 7; i++) {
struct gsm_sms *sms = smsq_take_next_sms(NULL, last_msisdn, sizeof(last_msisdn));
_test_take_next_sms_print(i, sms, last_msisdn);
OSMO_ASSERT(i >= 4 || sms);
}
printf("\n- SMS are pending at various nr failed attempts (cutoff at >= 10)\n");
last_msisdn[0] = '\0';
for (i = 0; i < ARRAY_SIZE(fake_sms_db); i++) {
fake_sms_db[i].vsub_attached = true;
fake_sms_db[i].nr_of_sms = 1 + i;
fake_sms_db[i].failed_attempts = i*5;
}
show_fake_sms_db();
for (i = 0; i < 7; i++) {
struct gsm_sms *sms = smsq_take_next_sms(NULL, last_msisdn, sizeof(last_msisdn));
_test_take_next_sms_print(i, sms, last_msisdn);
OSMO_ASSERT(i >= 2 || sms);
}
printf("\n- iterate the SMS DB at most once\n");
osmo_strlcpy(last_msisdn, "2345", sizeof(last_msisdn));
for (i = 0; i < ARRAY_SIZE(fake_sms_db); i++) {
fake_sms_db[i].vsub_attached = false;
fake_sms_db[i].nr_of_sms = 1;
fake_sms_db[i].failed_attempts = 0;
}
show_fake_sms_db();
for (i = 0; i < 3; i++) {
struct gsm_sms *sms = smsq_take_next_sms(NULL, last_msisdn, sizeof(last_msisdn));
_test_take_next_sms_print(i, sms, last_msisdn);
OSMO_ASSERT(!sms);
}
printf("\n- there are no SMS in the DB\n");
last_msisdn[0] = '\0';
for (i = 0; i < ARRAY_SIZE(fake_sms_db); i++) {
fake_sms_db[i].vsub_attached = true;
fake_sms_db[i].nr_of_sms = 0;
fake_sms_db[i].failed_attempts = 0;
}
show_fake_sms_db();
for (i = 0; i < 3; i++) {
struct gsm_sms *sms = smsq_take_next_sms(NULL, last_msisdn, sizeof(last_msisdn));
_test_take_next_sms_print(i, sms, last_msisdn);
OSMO_ASSERT(!sms);
}
}
static struct log_info_cat sms_queue_test_categories[] = {
};
static struct log_info info = {
.cat = sms_queue_test_categories,
.num_cat = ARRAY_SIZE(sms_queue_test_categories),
};
int main(int argc, char **argv)
{
talloc_ctx = talloc_named_const(NULL, 1, "sms_queue_test");
msgb_talloc_ctx_init(talloc_ctx, 0);
osmo_init_logging(&info);
OSMO_ASSERT(osmo_stderr_target);
log_set_use_color(osmo_stderr_target, 0);
log_set_print_timestamp(osmo_stderr_target, 0);
log_set_print_filename(osmo_stderr_target, 0);
log_set_print_category(osmo_stderr_target, 1);
log_parse_category_mask(osmo_stderr_target, "DLOAP,1");
test_next_sms();
printf("Done\n");
return 0;
}
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