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Store classmark1/2/3 in equipment SQL table 

For further evaluation/analysis, this patch stores the classmark 1, 2 and 3
values of every equipment in the SQL database.  We can use this non-volatile
data to determine the supported features for each handset that we've ever
seen on our network.
This commit is contained in:
Harald Welte 2009-07-05 14:08:13 +02:00
parent 53833f6fd8
commit c2e302dc84
3 changed files with 66 additions and 18 deletions
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25
openbsc/include/openbsc/gsm_subscriber.h
View File

@ -11,6 +11,18 @@
#define GSM_NAME_LENGTH 128
#define GSM_EXTENSION_LENGTH 128
struct gsm_equipment {
long long unsigned int id;
char imei[GSM_IMEI_LENGTH];
char name[GSM_NAME_LENGTH];
struct gsm48_classmark1 classmark1;
u_int8_t classmark2_len;
u_int8_t classmark2[3];
u_int8_t classmark3_len;
u_int8_t classmark3[14];
};
struct gsm_subscriber {
struct gsm_network *net;
long long unsigned int id;
@ -21,18 +33,14 @@ struct gsm_subscriber {
char extension[GSM_EXTENSION_LENGTH];
int authorized;
/* Every user can only have one equipment in use at any given
* point in time */
struct gsm_equipment equipment;
/* for internal management */
int use_count;
struct llist_head entry;
/* those are properties of the equipment, but they
* are applicable to the subscriber at the moment */
struct gsm48_classmark1 classmark1;
u_int8_t classmark2_len;
u_int8_t classmark2[3];
u_int8_t classmark3_len;
u_int8_t classmark3[14];
/* pending requests */
int in_callback;
struct llist_head requests;
@ -47,6 +55,7 @@ enum gsm_subscriber_field {
enum gsm_subscriber_update_reason {
GSM_SUBSCRIBER_UPDATE_ATTACHED,
GSM_SUBSCRIBER_UPDATE_DETACHED,
GSM_SUBSCRIBER_UPDATE_EQUIPMENT,
};
struct gsm_subscriber *subscr_get(struct gsm_subscriber *subscr);

38
openbsc/src/db.c
View File

@ -1,6 +1,7 @@
/* Simple HLR/VLR database backend using dbi */
/* (C) 2008 by Jan Luebbe <jluebbe@debian.org>
* (C) 2009 by Holger Hans Peter Freyther <zecke@selfish.org>
* (C) 2009 by Harald Welte <laforge@gnumonks.org>
* All Rights Reserved
*
* This program is free software; you can redistribute it and/or modify
@ -59,6 +60,9 @@ static char *create_stmts[] = {
"created TIMESTAMP NOT NULL, "
"updated TIMESTAMP NOT NULL, "
"name TEXT, "
"classmark1 NUMERIC, "
"classmark2 BLOB, "
"classmark3 BLOB, "
"imei NUMERIC UNIQUE NOT NULL"
")",
"CREATE TABLE IF NOT EXISTS EquipmentWatch ("
@ -288,6 +292,37 @@ int db_sync_subscriber(struct gsm_subscriber* subscriber) {
return 0;
}
int db_sync_equipment(struct gsm_equipment *equip)
{
dbi_result result;
unsigned char *cm2, *cm3;
dbi_conn_quote_binary_copy(conn, equip->classmark2,
equip->classmark2_len, &cm2);
dbi_conn_quote_binary_copy(conn, equip->classmark3,
equip->classmark3_len, &cm3);
result = dbi_conn_queryf(conn,
"UPDATE Equipment SET "
"updated = datetime('now'), "
"classmark1 = %u, "
"classmark2 = %s, "
"classmark3 = %s "
"WHERE imei = '%s' ",
equip->classmark1, cm2, cm3, equip->imei);
free(cm2);
free(cm3);
if (!result) {
printf("DB: Failed to update Equipment\n");
return -EIO;
}
dbi_result_free(result);
return 0;
}
int db_subscriber_alloc_tmsi(struct gsm_subscriber* subscriber) {
dbi_result result=NULL;
char* tmsi_quoted;
@ -322,6 +357,9 @@ int db_subscriber_assoc_imei(struct gsm_subscriber* subscriber, char imei[GSM_IM
u_int64_t equipment_id, watch_id;
dbi_result result;
strncpy(subscriber->equipment.imei, imei,
sizeof(subscriber->equipment.imei)-1),
result = dbi_conn_queryf(conn,
"INSERT OR IGNORE INTO Equipment "
"(imei, created, updated) "

21
openbsc/src/gsm_04_08.c
View File

@ -1469,8 +1469,9 @@ static int gsm48_rx_mm_serv_req(struct msgb *msg)
subscr_put(subscr);
}
subscr->classmark2_len = classmark2_len;
memcpy(subscr->classmark2, classmark2, classmark2_len);
subscr->equipment.classmark2_len = classmark2_len;
memcpy(subscr->equipment.classmark2, classmark2, classmark2_len);
db_sync_equipment(&subscr->equipment);
return gsm48_tx_mm_serv_ack(msg->lchan);
}
@ -1602,8 +1603,9 @@ static int gsm48_rr_rx_pag_resp(struct msgb *msg)
DEBUGP(DRR, "<- Channel was requested by %s\n",
subscr->name ? subscr->name : subscr->imsi);
subscr->classmark2_len = *classmark2_lv;
memcpy(subscr->classmark2, classmark2_lv+1, *classmark2_lv);
subscr->equipment.classmark2_len = *classmark2_lv;
memcpy(subscr->equipment.classmark2, classmark2_lv+1, *classmark2_lv);
db_sync_equipment(&subscr->equipment);
if (!msg->lchan->subscr) {
msg->lchan->subscr = subscr;
@ -1667,16 +1669,15 @@ static int gsm48_rx_rr_classmark(struct msgb *msg)
DEBUGPC(DRR, "CM3(len=%u)\n", cm3_len);
}
if (subscr) {
subscr->classmark2_len = cm2_len;
memcpy(subscr->classmark2, cm2, cm2_len);
subscr->equipment.classmark2_len = cm2_len;
memcpy(subscr->equipment.classmark2, cm2, cm2_len);
if (cm3) {
subscr->classmark3_len = cm3_len;
memcpy(subscr->classmark3, cm3, cm3_len);
subscr->equipment.classmark3_len = cm3_len;
memcpy(subscr->equipment.classmark3, cm3, cm3_len);
}
db_sync_equipment(&subscr->equipment);
}
/* FIXME: store the classmark2/3 values with the equipment register */
return 0;
}