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Max gerrit-no-reply at lists.osmocom.orgHello Jenkins Builder,
I'd like you to reexamine a change. Please visit
https://gerrit.osmocom.org/1840
to look at the new patch set (#3).
Update DB routines
* add SQL queries to change nam_ps value and function which uses them
* move common cleanup code into separate function
* add helper function for IMSI binding
* fix printf security warning
* use errno.h instead of numbers
* code cleanup
Change-Id: I24fb79e084b2dfa6a81b52f448b94a86e47014ef
---
M src/db.c
M src/db.h
M src/db_hlr.c
3 files changed, 75 insertions(+), 50 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-hlr refs/changes/40/1840/3
diff --git a/src/db.c b/src/db.c
index 1385502..aa4726c 100644
--- a/src/db.c
+++ b/src/db.c
@@ -19,6 +19,7 @@
#include <osmocom/core/utils.h>
+#include <stdbool.h>
#include <sqlite3.h>
#include "logging.h"
@@ -32,6 +33,8 @@
[AUC_UPD_SQN] = "UPDATE auc_3g SET sqn = ? WHERE subscriber_id = ?",
[UPD_PURGE_CS_BY_IMSI] = "UPDATE subscriber SET ms_purged_cs=1 WHERE imsi = ?",
[UPD_PURGE_PS_BY_IMSI] = "UPDATE subscriber SET ms_purged_ps=1 WHERE imsi = ?",
+ [SET_NAM_PS_BY_IMSI] = "UPDATE subscriber SET nam_ps=1 WHERE imsi = ?",
+ [UNSET_NAM_PS_BY_IMSI] = "UPDATE subscriber SET nam_ps=0 WHERE imsi = ?",
};
static void sql3_error_log_cb(void *arg, int err_code, const char *msg)
@@ -46,7 +49,7 @@
LOGP(DDB, LOGL_DEBUG, "Opened database\n");
break;
case 1:
- LOGP(DDB, LOGL_DEBUG, stmt);
+ LOGP(DDB, LOGL_DEBUG, "%s\n", stmt);
break;
case 2:
LOGP(DDB, LOGL_DEBUG, "Closed database\n");
@@ -57,6 +60,36 @@
}
}
+/* remove bindings and reset statement to be re-executed */
+bool db_remove_reset(sqlite3_stmt *stmt)
+{
+ int rc = sqlite3_clear_bindings(stmt);
+ if (rc != SQLITE_OK) {
+ LOGP(DDB, LOGL_ERROR, "Error clerearing bindings: %d\n", rc);
+ return false;
+ }
+
+ rc = sqlite3_reset(stmt);
+ if (rc != SQLITE_OK) {
+ LOGP(DDB, LOGL_ERROR, "Error in sqlite3_reset: %d\n", rc);
+ return false;
+ }
+ return true;
+}
+
+/* bind IMSI and do proper cleanup in case of failure */
+bool db_bind_imsi(sqlite3_stmt *stmt, const char *imsi)
+{
+ int rc = sqlite3_bind_text(stmt, 1, imsi, -1, SQLITE_STATIC);
+ if (rc != SQLITE_OK) {
+ LOGP(DDB, LOGL_ERROR, "Error binding IMSI %s: %d\n", imsi, rc);
+ db_remove_reset(stmt);
+ return false;
+ }
+
+ return true;
+}
+
void db_close(struct db_context *dbc)
{
unsigned int i;
diff --git a/src/db.h b/src/db.h
index d569fb0..b441d6a 100644
--- a/src/db.h
+++ b/src/db.h
@@ -9,8 +9,10 @@
UPD_SGSN_BY_ID = 2,
AUC_BY_IMSI = 3,
AUC_UPD_SQN = 4,
- UPD_PURGE_CS_BY_IMSI,
- UPD_PURGE_PS_BY_IMSI,
+ UPD_PURGE_CS_BY_IMSI = 5,
+ UPD_PURGE_PS_BY_IMSI = 6,
+ SET_NAM_PS_BY_IMSI = 7,
+ UNSET_NAM_PS_BY_IMSI = 8,
_NUM_STMT
};
@@ -20,6 +22,8 @@
sqlite3_stmt *stmt[_NUM_STMT];
};
+bool db_remove_reset(sqlite3_stmt *stmt);
+bool db_bind_imsi(sqlite3_stmt *stmt, const char *imsi);
void db_close(struct db_context *dbc);
struct db_context *db_open(void *ctx, const char *fname);
@@ -68,7 +72,7 @@
int db_subscr_get(struct db_context *dbc, const char *imsi,
struct hlr_subscriber *subscr);
-
+int db_subscr_ps(struct db_context *dbc, const char *imsi, bool enable);
int db_subscr_lu(struct db_context *dbc,
const struct hlr_subscriber *subscr,
const char *vlr_or_sgsn_number,
diff --git a/src/db_hlr.c b/src/db_hlr.c
index 1b95556..4d941e9 100644
--- a/src/db_hlr.c
+++ b/src/db_hlr.c
@@ -18,6 +18,7 @@
*/
#include <string.h>
+#include <errno.h>
#include <osmocom/core/utils.h>
#include <osmocom/crypt/auth.h>
@@ -42,17 +43,14 @@
sqlite3_stmt *stmt = dbc->stmt[SEL_BY_IMSI];
int rc, ret = 0;
- rc = sqlite3_bind_text(stmt, 1, imsi, -1, SQLITE_STATIC);
- if (rc != SQLITE_OK) {
- LOGHLR(imsi, LOGL_ERROR, "Error binding IMSI: %d\n", rc);
- return -1;
- }
+ if (!db_bind_imsi(stmt, imsi))
+ return -EINVAL;
/* execute the statement */
rc = sqlite3_step(stmt);
if (rc != SQLITE_ROW) {
LOGHLR(imsi, LOGL_ERROR, "Error executing SQL: %d\n", rc);
- ret = -2;
+ ret = -ENOEXEC;
goto out;
}
@@ -73,17 +71,29 @@
subscr->ms_purged_ps = sqlite3_column_int(stmt, 12);
out:
- /* remove bindings and reset statement to be re-executed */
- rc = sqlite3_clear_bindings(stmt);
- if (rc != SQLITE_OK) {
- LOGP(DAUC, LOGL_ERROR, "Error clerearing bindings: %d\n", rc);
- }
- rc = sqlite3_reset(stmt);
- if (rc != SQLITE_OK) {
- LOGP(DAUC, LOGL_ERROR, "Error in sqlite3_reset: %d\n", rc);
- }
+ db_remove_reset(stmt);
return ret;
+}
+
+int db_subscr_ps(struct db_context *dbc, const char *imsi, bool enable)
+{
+ sqlite3_stmt *stmt =
+ dbc->stmt[enable ? SET_NAM_PS_BY_IMSI : UNSET_NAM_PS_BY_IMSI];
+ int rc = 0;
+
+ if (!db_bind_imsi(stmt, imsi))
+ return -EINVAL;
+
+ /* execute the statement */
+ rc = sqlite3_step(stmt);
+ if (rc != SQLITE_DONE) {
+ LOGHLR(imsi, LOGL_ERROR, "Error executing SQL: %d\n", rc);
+ rc = -ENOEXEC;
+ }
+
+ db_remove_reset(stmt);
+ return rc;
}
int db_subscr_lu(struct db_context *dbc,
@@ -105,13 +115,13 @@
rc = sqlite3_bind_int64(stmt, 1, subscr->id);
if (rc != SQLITE_OK) {
LOGP(DAUC, LOGL_ERROR, "Error binding ID: %d\n", rc);
- return -1;
+ return -EINVAL;
}
rc = sqlite3_bind_text(stmt, 2, txt, -1, SQLITE_STATIC);
if (rc != SQLITE_OK) {
LOGP(DAUC, LOGL_ERROR, "Error binding VLR/SGSN Number: %d\n", rc);
- ret = -2;
+ ret = -EBADMSG;
goto out;
}
@@ -119,19 +129,10 @@
rc = sqlite3_step(stmt);
if (rc != SQLITE_DONE) {
LOGP(DAUC, LOGL_ERROR, "Error updating SQN: %d\n", rc);
- ret = -3;
- goto out;
+ ret = -ENOEXEC;
}
out:
- /* remove bindings and reset statement to be re-executed */
- rc = sqlite3_clear_bindings(stmt);
- if (rc != SQLITE_OK) {
- LOGP(DAUC, LOGL_ERROR, "Error clerearing bindings: %d\n", rc);
- }
- rc = sqlite3_reset(stmt);
- if (rc != SQLITE_OK) {
- LOGP(DAUC, LOGL_ERROR, "Error in sqlite3_reset: %d\n", rc);
- }
+ db_remove_reset(stmt);
return ret;
}
@@ -146,31 +147,18 @@
else
stmt = dbc->stmt[UPD_PURGE_CS_BY_IMSI];
- rc = sqlite3_bind_text(stmt, 1, imsi, -1, SQLITE_STATIC);
- if (rc != SQLITE_OK) {
- LOGP(DAUC, LOGL_ERROR, "Error binding IMSI %s: %d\n", imsi, rc);
- ret = -1;
- goto out;
- }
+ if (!db_bind_imsi(stmt, imsi))
+ return -EINVAL;
/* execute the statement */
rc = sqlite3_step(stmt);
if (rc != SQLITE_DONE) {
LOGP(DAUC, LOGL_ERROR, "Error setting Purged: %d\n", rc);
- ret = -2;
- goto out;
+ ret = -ENOEXEC;
}
/* FIXME: return 0 in case IMSI not known */
-out:
- /* remove bindings and reset statement to be re-executed */
- rc = sqlite3_clear_bindings(stmt);
- if (rc != SQLITE_OK) {
- LOGP(DAUC, LOGL_ERROR, "Error clearing bindings: %d\n", rc);
- }
- rc = sqlite3_reset(stmt);
- if (rc != SQLITE_OK) {
- LOGP(DAUC, LOGL_ERROR, "Error in sqlite3_reset: %d\n", rc);
- }
+
+ db_remove_reset(stmt);
return ret;
}
--
To view, visit https://gerrit.osmocom.org/1840
To unsubscribe, visit https://gerrit.osmocom.org/settings
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I24fb79e084b2dfa6a81b52f448b94a86e47014ef
Gerrit-PatchSet: 3
Gerrit-Project: osmo-hlr
Gerrit-Branch: master
Gerrit-Owner: Max <msuraev at sysmocom.de>
Gerrit-Reviewer: Jenkins Builder