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-rw-r--r--openbsc/src/libbsc/net_init.c3
-rw-r--r--openbsc/src/libmsc/ctrl_commands.c5
-rw-r--r--openbsc/src/libmsc/db.c10
-rw-r--r--openbsc/src/libmsc/gsm_04_08.c3
-rw-r--r--openbsc/src/libmsc/gsm_subscriber.c5
-rw-r--r--openbsc/src/libmsc/vty_interface_layer3.c30
6 files changed, 46 insertions, 10 deletions
diff --git a/openbsc/src/libbsc/net_init.c b/openbsc/src/libbsc/net_init.c
index afcaaf33c..4636d579e 100644
--- a/openbsc/src/libbsc/net_init.c
+++ b/openbsc/src/libbsc/net_init.c
@@ -104,7 +104,8 @@ struct gsm_network *gsm_network_init(uint16_t country_code, uint16_t network_cod
net->stats.bts.rsl_fail = osmo_counter_alloc("net.bts.rsl_fail");
net->mncc_recv = mncc_recv;
-
+ net->ext_min = GSM_MIN_EXTEN;
+ net->ext_max = GSM_MAX_EXTEN;
gsm_net_update_ctype(net);
return net;
diff --git a/openbsc/src/libmsc/ctrl_commands.c b/openbsc/src/libmsc/ctrl_commands.c
index 0d6a37c96..a02db36b9 100644
--- a/openbsc/src/libmsc/ctrl_commands.c
+++ b/openbsc/src/libmsc/ctrl_commands.c
@@ -18,6 +18,7 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
+
#include <osmocom/ctrl/control_cmd.h>
#include <openbsc/gsm_data.h>
#include <openbsc/gsm_subscriber.h>
@@ -95,7 +96,9 @@ static int set_subscriber_modify(struct ctrl_cmd *cmd, void *data)
subscr = subscr_get_by_imsi(net->subscr_group, imsi);
if (!subscr)
- subscr = subscr_create_subscriber(net->subscr_group, imsi);
+ subscr = subscr_create_subscriber(net->subscr_group, imsi,
+ net->ext_min,
+ net->ext_max);
if (!subscr)
goto fail;
diff --git a/openbsc/src/libmsc/db.c b/openbsc/src/libmsc/db.c
index 9e3fb362f..b3671393a 100644
--- a/openbsc/src/libmsc/db.c
+++ b/openbsc/src/libmsc/db.c
@@ -518,7 +518,8 @@ int db_fini(void)
return 0;
}
-struct gsm_subscriber *db_create_subscriber(const char *imsi)
+struct gsm_subscriber *db_create_subscriber(const char *imsi, uint64_t smin,
+ uint64_t smax)
{
dbi_result result;
struct gsm_subscriber *subscr;
@@ -550,7 +551,7 @@ struct gsm_subscriber *db_create_subscriber(const char *imsi)
strncpy(subscr->imsi, imsi, sizeof(subscr->imsi)-1);
dbi_result_free(result);
LOGP(DDB, LOGL_INFO, "New Subscriber: ID %llu, IMSI %s\n", subscr->id, subscr->imsi);
- db_subscriber_alloc_exten(subscr);
+ db_subscriber_alloc_exten(subscr, smin, smax);
return subscr;
}
@@ -1249,13 +1250,14 @@ int db_subscriber_alloc_tmsi(struct gsm_subscriber *subscriber)
return 0;
}
-int db_subscriber_alloc_exten(struct gsm_subscriber *subscriber)
+int db_subscriber_alloc_exten(struct gsm_subscriber *subscriber, uint64_t smin,
+ uint64_t smax)
{
dbi_result result = NULL;
uint32_t try;
for (;;) {
- try = (rand()%(GSM_MAX_EXTEN-GSM_MIN_EXTEN+1)+GSM_MIN_EXTEN);
+ try = (rand() % (smax - smin + 1) + smin);
result = dbi_conn_queryf(conn,
"SELECT * FROM Subscriber "
"WHERE extension = %i",
diff --git a/openbsc/src/libmsc/gsm_04_08.c b/openbsc/src/libmsc/gsm_04_08.c
index 92c4cfe0e..67044971b 100644
--- a/openbsc/src/libmsc/gsm_04_08.c
+++ b/openbsc/src/libmsc/gsm_04_08.c
@@ -537,7 +537,8 @@ static struct gsm_subscriber *subscr_create(const struct gsm_network *net,
if (!subscr_regexp_check(net, imsi))
return NULL;
- return subscr_create_subscriber(net->subscr_group, imsi);
+ return subscr_create_subscriber(net->subscr_group, imsi, net->ext_min,
+ net->ext_max);
}
/* Parse Chapter 9.2.11 Identity Response */
diff --git a/openbsc/src/libmsc/gsm_subscriber.c b/openbsc/src/libmsc/gsm_subscriber.c
index 57c10cf7e..1dc2cc26d 100644
--- a/openbsc/src/libmsc/gsm_subscriber.c
+++ b/openbsc/src/libmsc/gsm_subscriber.c
@@ -203,9 +203,10 @@ void subscr_remove_request(struct subscr_request *request)
}
struct gsm_subscriber *subscr_create_subscriber(struct gsm_subscriber_group *sgrp,
- const char *imsi)
+ const char *imsi, uint64_t smin,
+ uint64_t smax)
{
- struct gsm_subscriber *subscr = db_create_subscriber(imsi);
+ struct gsm_subscriber *subscr = db_create_subscriber(imsi, smin, smax);
if (subscr)
subscr->group = sgrp;
return subscr;
diff --git a/openbsc/src/libmsc/vty_interface_layer3.c b/openbsc/src/libmsc/vty_interface_layer3.c
index 3f67b9aa8..a035bf976 100644
--- a/openbsc/src/libmsc/vty_interface_layer3.c
+++ b/openbsc/src/libmsc/vty_interface_layer3.c
@@ -21,6 +21,8 @@
#include <stdlib.h>
#include <limits.h>
#include <unistd.h>
+#include <stdbool.h>
+#include <inttypes.h>
#include <time.h>
#include <osmocom/vty/command.h>
@@ -240,7 +242,9 @@ DEFUN(subscriber_create,
if (subscr)
db_sync_subscriber(subscr);
else {
- subscr = subscr_create_subscriber(gsmnet->subscr_group, argv[0]);
+ subscr = subscr_create_subscriber(gsmnet->subscr_group, argv[0],
+ gsmnet->ext_min,
+ gsmnet->ext_max);
if (!subscr) {
vty_out(vty, "%% No subscriber created for IMSI %s%s",
@@ -1031,6 +1035,25 @@ DEFUN(cfg_nitb, cfg_nitb_cmd,
return CMD_SUCCESS;
}
+/* Note: limit on the parameter length is set by internal vty code limitations */
+DEFUN(cfg_nitb_subscr_random, cfg_nitb_subscr_random_cmd,
+ "subscriber-create-on-demand random <1-9999999999> <2-9999999999>",
+ "Set random parameters for a new record when a subscriber is first seen.\n"
+ "Set random parameters for a new record when a subscriber is first seen.\n"
+ "Minimum for subscriber extension\n""Maximum for subscriber extension\n")
+{
+ struct gsm_network *gsmnet = gsmnet_from_vty(vty);
+ uint64_t mi = atoi(argv[0]), ma = atoi(argv[1]);
+ if (mi >= ma) {
+ vty_out(vty, "Incorrect range: %s >= %s, expected MIN < MAX%s",
+ argv[0], argv[1], VTY_NEWLINE);
+ return CMD_WARNING;
+ }
+ gsmnet->ext_min = mi;
+ gsmnet->ext_max = ma;
+ return CMD_SUCCESS;
+}
+
DEFUN(cfg_nitb_subscr_create, cfg_nitb_subscr_create_cmd,
"subscriber-create-on-demand [regexp]",
"Make a new record when a subscriber is first seen.\n"
@@ -1080,6 +1103,10 @@ static int config_write_nitb(struct vty *vty)
vty_out(vty, "nitb%s", VTY_NEWLINE);
vty_out(vty, " %ssubscriber-create-on-demand%s%s",
pref, reg, VTY_NEWLINE);
+ if (gsmnet->ext_min != GSM_MIN_EXTEN || gsmnet->ext_max != GSM_MAX_EXTEN)
+ vty_out(vty, " subscriber-create-on-demand random %"PRIu64" %"
+ PRIu64"%s", gsmnet->ext_min, gsmnet->ext_max,
+ VTY_NEWLINE);
vty_out(vty, " %sassign-tmsi%s",
gsmnet->avoid_tmsi ? "no " : "", VTY_NEWLINE);
return CMD_SUCCESS;
@@ -1134,6 +1161,7 @@ int bsc_vty_init_extra(void)
install_element(CONFIG_NODE, &cfg_nitb_cmd);
install_node(&nitb_node, config_write_nitb);
install_element(NITB_NODE, &cfg_nitb_subscr_create_cmd);
+ install_element(NITB_NODE, &cfg_nitb_subscr_random_cmd);
install_element(NITB_NODE, &cfg_nitb_no_subscr_create_cmd);
install_element(NITB_NODE, &cfg_nitb_assign_tmsi_cmd);
install_element(NITB_NODE, &cfg_nitb_no_assign_tmsi_cmd);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-13 14:01:11 +0000