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100 lines
2.3 KiB
100 lines
2.3 KiB
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/*!
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* \file
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* \ingroup db
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* \brief Database support for modules.
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*
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* Database support functions for modules.
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*
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* @cond
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* WARNING:
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* This file was autogenerated from the XML source file
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* ../../modules/matrix/kamailio-matrix.xml.
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* It can be regenerated by running 'make modules' in the db/schema
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* directory of the source code. You need to have xsltproc and
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* docbook-xsl stylesheets installed.
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* ALL CHANGES DONE HERE WILL BE LOST IF THE FILE IS REGENERATED
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* @endcond
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*/
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#include "db_matrix.h"
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/* database variables */
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/* TODO assign read-write or read-only URI, introduce a parameter in XML */
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//extern str matrix_db_url;
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db1_con_t * matrix_dbh = NULL;
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db_func_t matrix_dbf;
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str matrix_table = str_init("matrix");
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/* column names */
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str matrix_first_col = str_init("first");
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str matrix_second_col = str_init("second");
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str matrix_res_col = str_init("res");
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/* table version */
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const unsigned int matrix_version = 1;
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/*
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* Closes the DB connection.
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*/
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void matrix_db_close(void) {
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if (matrix_dbh) {
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matrix_dbf.close(matrix_dbh);
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matrix_dbh = NULL;
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}
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}
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/*!
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* Initialises the DB API, check the table version and closes the connection.
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* This should be called from the mod_init function.
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*
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* \return 0 means ok, -1 means an error occured.
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*/
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int matrix_db_init(void) {
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if (!matrix_db_url.s || !matrix_db_url.len) {
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LM_ERR("you have to set the db_url module parameter.\n");
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return -1;
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}
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if (db_bind_mod(&matrix_db_url, &matrix_dbf) < 0) {
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LM_ERR("can't bind database module.\n");
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return -1;
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}
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if ((matrix_dbh = matrix_dbf.init(&matrix_db_url)) == NULL) {
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LM_ERR("can't connect to database.\n");
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return -1;
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}
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if (
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(db_check_table_version(&matrix_dbf, matrix_dbh, &matrix_table, matrix_version) < 0)
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) {
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LM_ERR("during table version check.\n");
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matrix_db_close();
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return -1;
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}
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matrix_db_close();
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return 0;
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}
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/*!
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* Initialize the DB connection without checking the table version and DB URL.
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* This should be called from child_init. An already existing database
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* connection will be closed, and a new one created.
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*
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* \return 0 means ok, -1 means an error occured.
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*/
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int matrix_db_open(void) {
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if (matrix_dbh) {
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matrix_dbf.close(matrix_dbh);
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}
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if ((matrix_dbh = matrix_dbf.init(&matrix_db_url)) == NULL) {
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LM_ERR("can't connect to database.\n");
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return -1;
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}
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return 0;
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}
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