aboutsummaryrefslogtreecommitdiffstats
path: root/cel/cel_odbc.c
diff options
context:
space:
mode:
Diffstat (limited to 'cel/cel_odbc.c')
-rw-r--r--cel/cel_odbc.c805
1 files changed, 805 insertions, 0 deletions
diff --git a/cel/cel_odbc.c b/cel/cel_odbc.c
new file mode 100644
index 000000000..0a33fb4ad
--- /dev/null
+++ b/cel/cel_odbc.c
@@ -0,0 +1,805 @@
+/*
+ * Asterisk -- An open source telephony toolkit.
+ *
+ * Copyright (C) 2008 Digium
+ *
+ * Adapted from cdr_adaptive_odbc:
+ * Tilghman Lesher <tlesher AT digium DOT com>
+ * by Steve Murphy
+ *
+ * See http://www.asterisk.org for more information about
+ * the Asterisk project. Please do not directly contact
+ * any of the maintainers of this project for assistance;
+ * the project provides a web site, mailing lists and IRC
+ * channels for your use.
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License Version 2. See the LICENSE file
+ * at the top of the source tree.
+ */
+
+/*! \file
+ *
+ * \brief ODBC CEL backend
+ *
+ * \author Tilghman Lesher <tlesher AT digium DOT com>
+ * \ingroup cel_drivers
+ */
+
+/*** MODULEINFO
+ <depend>res_odbc</depend>
+ ***/
+
+#include "asterisk.h"
+
+ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
+
+#include <sys/types.h>
+#include <time.h>
+
+#include <sql.h>
+#include <sqlext.h>
+#include <sqltypes.h>
+
+#include "asterisk/config.h"
+#include "asterisk/channel.h"
+#include "asterisk/lock.h"
+#include "asterisk/linkedlists.h"
+#include "asterisk/res_odbc.h"
+#include "asterisk/cel.h"
+#include "asterisk/module.h"
+
+#define CONFIG "cel_odbc.conf"
+static struct ast_event_sub *event_sub = NULL;
+
+/* Optimization to reduce number of memory allocations */
+static int maxsize = 512, maxsize2 = 512;
+
+struct columns {
+ char *name;
+ char *celname;
+ char *filtervalue;
+ char *staticvalue;
+ SQLSMALLINT type;
+ SQLINTEGER size;
+ SQLSMALLINT decimals;
+ SQLSMALLINT radix;
+ SQLSMALLINT nullable;
+ SQLINTEGER octetlen;
+ AST_LIST_ENTRY(columns) list;
+};
+
+struct tables {
+ char *connection;
+ char *table;
+ unsigned int usegmtime:1;
+ AST_LIST_HEAD_NOLOCK(odbc_columns, columns) columns;
+ AST_RWLIST_ENTRY(tables) list;
+};
+
+static AST_RWLIST_HEAD_STATIC(odbc_tables, tables);
+
+static int load_config(void)
+{
+ struct ast_config *cfg;
+ struct ast_variable *var;
+ const char *tmp, *catg;
+ struct tables *tableptr;
+ struct columns *entry;
+ struct odbc_obj *obj;
+ char columnname[80];
+ char connection[40];
+ char table[40];
+ int lenconnection, lentable, usegmtime = 0;
+ SQLLEN sqlptr;
+ int res = 0;
+ SQLHSTMT stmt = NULL;
+ struct ast_flags config_flags = { 0 }; /* Part of our config comes from the database */
+
+ cfg = ast_config_load(CONFIG, config_flags);
+ if (!cfg || cfg == CONFIG_STATUS_FILEINVALID) {
+ ast_log(LOG_WARNING, "Unable to load " CONFIG ". No ODBC CEL records!\n");
+ return -1;
+ }
+
+ for (catg = ast_category_browse(cfg, NULL); catg; catg = ast_category_browse(cfg, catg)) {
+ var = ast_variable_browse(cfg, catg);
+ if (!var)
+ continue;
+
+ if (ast_strlen_zero(tmp = ast_variable_retrieve(cfg, catg, "connection"))) {
+ ast_log(LOG_WARNING, "No connection parameter found in '%s'. Skipping.\n", catg);
+ continue;
+ }
+ ast_copy_string(connection, tmp, sizeof(connection));
+ lenconnection = strlen(connection);
+
+ if (!ast_strlen_zero(tmp = ast_variable_retrieve(cfg, catg, "usegmtime"))) {
+ usegmtime = ast_true(tmp);
+ }
+
+ /* When loading, we want to be sure we can connect. */
+ obj = ast_odbc_request_obj(connection, 1);
+ if (!obj) {
+ ast_log(LOG_WARNING, "No such connection '%s' in the '%s' section of " CONFIG ". Check res_odbc.conf.\n", connection, catg);
+ continue;
+ }
+
+ if (ast_strlen_zero(tmp = ast_variable_retrieve(cfg, catg, "table"))) {
+ ast_log(LOG_NOTICE, "No table name found. Assuming 'cel'.\n");
+ tmp = "cel";
+ }
+ ast_copy_string(table, tmp, sizeof(table));
+ lentable = strlen(table);
+
+ res = SQLAllocHandle(SQL_HANDLE_STMT, obj->con, &stmt);
+ if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
+ ast_log(LOG_WARNING, "SQL Alloc Handle failed on connection '%s'!\n", connection);
+ ast_odbc_release_obj(obj);
+ continue;
+ }
+
+ res = SQLColumns(stmt, NULL, 0, NULL, 0, (unsigned char *)table, SQL_NTS, (unsigned char *)"%", SQL_NTS);
+ if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
+ ast_log(LOG_ERROR, "Unable to query database columns on connection '%s'. Skipping.\n", connection);
+ ast_odbc_release_obj(obj);
+ continue;
+ }
+
+ tableptr = ast_calloc(sizeof(char), sizeof(*tableptr) + lenconnection + 1 + lentable + 1);
+ if (!tableptr) {
+ ast_log(LOG_ERROR, "Out of memory creating entry for table '%s' on connection '%s'\n", table, connection);
+ ast_odbc_release_obj(obj);
+ res = -1;
+ break;
+ }
+
+ tableptr->usegmtime = usegmtime;
+ tableptr->connection = (char *)tableptr + sizeof(*tableptr);
+ tableptr->table = (char *)tableptr + sizeof(*tableptr) + lenconnection + 1;
+ ast_copy_string(tableptr->connection, connection, lenconnection + 1);
+ ast_copy_string(tableptr->table, table, lentable + 1);
+
+ ast_verb(3, "Found CEL table %s@%s.\n", tableptr->table, tableptr->connection);
+
+ /* Check for filters first */
+ for (var = ast_variable_browse(cfg, catg); var; var = var->next) {
+ if (strncmp(var->name, "filter", 6) == 0) {
+ char *celvar = ast_strdupa(var->name + 6);
+ celvar = ast_strip(celvar);
+ ast_verb(3, "Found filter %s for cel variable %s in %s@%s\n", var->value, celvar, tableptr->table, tableptr->connection);
+
+ entry = ast_calloc(sizeof(char), sizeof(*entry) + strlen(celvar) + 1 + strlen(var->value) + 1);
+ if (!entry) {
+ ast_log(LOG_ERROR, "Out of memory creating filter entry for CEL variable '%s' in table '%s' on connection '%s'\n", celvar, table, connection);
+ res = -1;
+ break;
+ }
+
+ /* NULL column entry means this isn't a column in the database */
+ entry->name = NULL;
+ entry->celname = (char *)entry + sizeof(*entry);
+ entry->filtervalue = (char *)entry + sizeof(*entry) + strlen(celvar) + 1;
+ strcpy(entry->celname, celvar);
+ strcpy(entry->filtervalue, var->value);
+
+ AST_LIST_INSERT_TAIL(&(tableptr->columns), entry, list);
+ }
+ }
+
+ while ((res = SQLFetch(stmt)) != SQL_NO_DATA && res != SQL_ERROR) {
+ char *celvar = "", *staticvalue = "";
+
+ SQLGetData(stmt, 4, SQL_C_CHAR, columnname, sizeof(columnname), &sqlptr);
+
+ /* Is there an alias for this column? */
+
+ /* NOTE: This seems like a non-optimal parse method, but I'm going
+ * for user configuration readability, rather than fast parsing. We
+ * really don't parse this file all that often, anyway.
+ */
+ for (var = ast_variable_browse(cfg, catg); var; var = var->next) {
+ if (strncmp(var->name, "alias", 5) == 0 && strcasecmp(var->value, columnname) == 0) {
+ char *alias = ast_strdupa(var->name + 5);
+ celvar = ast_strip(alias);
+ ast_verb(3, "Found alias %s for column %s in %s@%s\n", celvar, columnname, tableptr->table, tableptr->connection);
+ break;
+ } else if (strncmp(var->name, "static", 6) == 0 && strcasecmp(var->value, columnname) == 0) {
+ char *item = ast_strdupa(var->name + 6);
+ item = ast_strip(item);
+ if (item[0] == '"' && item[strlen(item) - 1] == '"') {
+ /* Remove surrounding quotes */
+ item[strlen(item) - 1] = '\0';
+ item++;
+ }
+ staticvalue = item;
+ }
+ }
+
+ entry = ast_calloc(sizeof(char), sizeof(*entry) + strlen(columnname) + 1 + strlen(celvar) + 1 + strlen(staticvalue) + 1);
+ if (!entry) {
+ ast_log(LOG_ERROR, "Out of memory creating entry for column '%s' in table '%s' on connection '%s'\n", columnname, table, connection);
+ res = -1;
+ break;
+ }
+ entry->name = (char *)entry + sizeof(*entry);
+ strcpy(entry->name, columnname);
+
+ if (!ast_strlen_zero(celvar)) {
+ entry->celname = entry->name + strlen(columnname) + 1;
+ strcpy(entry->celname, celvar);
+ } else { /* Point to same place as the column name */
+ entry->celname = (char *)entry + sizeof(*entry);
+ }
+
+ if (!ast_strlen_zero(staticvalue)) {
+ entry->staticvalue = entry->celname + strlen(entry->celname) + 1;
+ strcpy(entry->staticvalue, staticvalue);
+ }
+
+ SQLGetData(stmt, 5, SQL_C_SHORT, &entry->type, sizeof(entry->type), NULL);
+ SQLGetData(stmt, 7, SQL_C_LONG, &entry->size, sizeof(entry->size), NULL);
+ SQLGetData(stmt, 9, SQL_C_SHORT, &entry->decimals, sizeof(entry->decimals), NULL);
+ SQLGetData(stmt, 10, SQL_C_SHORT, &entry->radix, sizeof(entry->radix), NULL);
+ SQLGetData(stmt, 11, SQL_C_SHORT, &entry->nullable, sizeof(entry->nullable), NULL);
+ SQLGetData(stmt, 16, SQL_C_LONG, &entry->octetlen, sizeof(entry->octetlen), NULL);
+
+ /* Specification states that the octenlen should be the maximum number of bytes
+ * returned in a char or binary column, but it seems that some drivers just set
+ * it to NULL. (Bad Postgres! No biscuit!) */
+ if (entry->octetlen == 0)
+ entry->octetlen = entry->size;
+
+ ast_verb(10, "Found %s column with type %hd with len %ld, octetlen %ld, and numlen (%hd,%hd)\n", entry->name, entry->type, (long) entry->size, (long) entry->octetlen, entry->decimals, entry->radix);
+ /* Insert column info into column list */
+ AST_LIST_INSERT_TAIL(&(tableptr->columns), entry, list);
+ res = 0;
+ }
+
+ SQLFreeHandle(SQL_HANDLE_STMT, stmt);
+ ast_odbc_release_obj(obj);
+
+ if (AST_LIST_FIRST(&(tableptr->columns)))
+ AST_RWLIST_INSERT_TAIL(&odbc_tables, tableptr, list);
+ else
+ ast_free(tableptr);
+ }
+ return res;
+}
+
+static int free_config(void)
+{
+ struct tables *table;
+ struct columns *entry;
+ while ((table = AST_RWLIST_REMOVE_HEAD(&odbc_tables, list))) {
+ while ((entry = AST_LIST_REMOVE_HEAD(&(table->columns), list))) {
+ ast_free(entry);
+ }
+ ast_free(table);
+ }
+ return 0;
+}
+
+static SQLHSTMT generic_prepare(struct odbc_obj *obj, void *data)
+{
+ int res, i;
+ char *sql = data;
+ SQLHSTMT stmt;
+ SQLINTEGER nativeerror = 0, numfields = 0;
+ SQLSMALLINT diagbytes = 0;
+ unsigned char state[10], diagnostic[256];
+
+ res = SQLAllocHandle (SQL_HANDLE_STMT, obj->con, &stmt);
+ if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
+ ast_log(LOG_WARNING, "SQL Alloc Handle failed!\n");
+ return NULL;
+ }
+
+ res = SQLPrepare(stmt, (unsigned char *)sql, SQL_NTS);
+ if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
+ ast_log(LOG_WARNING, "SQL Prepare failed![%s]\n", sql);
+ SQLGetDiagField(SQL_HANDLE_STMT, stmt, 1, SQL_DIAG_NUMBER, &numfields, SQL_IS_INTEGER, &diagbytes);
+ for (i = 0; i < numfields; i++) {
+ SQLGetDiagRec(SQL_HANDLE_STMT, stmt, i + 1, state, &nativeerror, diagnostic, sizeof(diagnostic), &diagbytes);
+ ast_log(LOG_WARNING, "SQL Execute returned an error %d: %s: %s (%d)\n", res, state, diagnostic, diagbytes);
+ if (i > 10) {
+ ast_log(LOG_WARNING, "Oh, that was good. There are really %d diagnostics?\n", (int)numfields);
+ break;
+ }
+ }
+ SQLFreeHandle (SQL_HANDLE_STMT, stmt);
+ return NULL;
+ }
+
+ return stmt;
+}
+
+#define LENGTHEN_BUF1(size) \
+ do { \
+ /* Lengthen buffer, if necessary */ \
+ if (ast_str_strlen(sql) + size + 1 > ast_str_size(sql)) { \
+ if (ast_str_make_space(&sql, ((ast_str_size(sql) + size + 1) / 512 + 1) * 512) != 0) { \
+ ast_log(LOG_ERROR, "Unable to allocate sufficient memory. Insert CEL '%s:%s' failed.\n", tableptr->connection, tableptr->table); \
+ ast_free(sql); \
+ ast_free(sql2); \
+ AST_RWLIST_UNLOCK(&odbc_tables); \
+ return; \
+ } \
+ } \
+ } while (0)
+
+#define LENGTHEN_BUF2(size) \
+ do { \
+ if (ast_str_strlen(sql2) + size + 1 > ast_str_size(sql2)) { \
+ if (ast_str_make_space(&sql2, ((ast_str_size(sql2) + size + 3) / 512 + 1) * 512) != 0) { \
+ ast_log(LOG_ERROR, "Unable to allocate sufficient memory. Insert CEL '%s:%s' failed.\n", tableptr->connection, tableptr->table); \
+ ast_free(sql); \
+ ast_free(sql2); \
+ AST_RWLIST_UNLOCK(&odbc_tables); \
+ return; \
+ } \
+ } \
+ } while (0)
+
+static void odbc_log(const struct ast_event *event, void *userdata)
+{
+ struct tables *tableptr;
+ struct columns *entry;
+ struct odbc_obj *obj;
+ struct ast_str *sql = ast_str_create(maxsize), *sql2 = ast_str_create(maxsize2);
+ char *tmp;
+ char colbuf[1024], *colptr;
+ SQLHSTMT stmt = NULL;
+ SQLLEN rows = 0;
+ struct ast_cel_event_record record = {
+ .version = AST_CEL_EVENT_RECORD_VERSION,
+ };
+
+ if (ast_cel_fill_record(event, &record)) {
+ return;
+ }
+
+ if (!sql || !sql2) {
+ if (sql)
+ ast_free(sql);
+ if (sql2)
+ ast_free(sql2);
+ return;
+ }
+
+ if (AST_RWLIST_RDLOCK(&odbc_tables)) {
+ ast_log(LOG_ERROR, "Unable to lock table list. Insert CEL(s) failed.\n");
+ ast_free(sql);
+ ast_free(sql2);
+ return;
+ }
+
+ AST_LIST_TRAVERSE(&odbc_tables, tableptr, list) {
+ int first = 1;
+ ast_str_set(&sql, 0, "INSERT INTO %s (", tableptr->table);
+ ast_str_set(&sql2, 0, " VALUES (");
+
+ /* No need to check the connection now; we'll handle any failure in prepare_and_execute */
+ if (!(obj = ast_odbc_request_obj(tableptr->connection, 0))) {
+ ast_log(LOG_WARNING, "Unable to retrieve database handle for '%s:%s'. CEL failed: %s\n", tableptr->connection, tableptr->table, ast_str_buffer(sql));
+ continue;
+ }
+
+ AST_LIST_TRAVERSE(&(tableptr->columns), entry, list) {
+ int datefield = 0;
+ if (strcasecmp(entry->celname, "eventtime") == 0) {
+ datefield = 1;
+ }
+
+ /* Check if we have a similarly named variable */
+ if (entry->staticvalue) {
+ colptr = ast_strdupa(entry->staticvalue);
+ } else if (datefield) {
+ struct timeval date_tv = record.event_time;
+ struct ast_tm tm = { 0, };
+ ast_localtime(&date_tv, &tm, tableptr->usegmtime ? "UTC" : NULL);
+ ast_strftime(colbuf, sizeof(colbuf), "%Y-%m-%d %H:%M:%S", &tm);
+ colptr = colbuf;
+ } else {
+ if (strcmp(entry->celname, "userdeftype") == 0) {
+ ast_copy_string(colbuf, record.user_defined_name, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "cid_name") == 0) {
+ ast_copy_string(colbuf, record.caller_id_name, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "cid_num") == 0) {
+ ast_copy_string(colbuf, record.caller_id_num, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "cid_ani") == 0) {
+ ast_copy_string(colbuf, record.caller_id_ani, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "cid_rdnis") == 0) {
+ ast_copy_string(colbuf, record.caller_id_rdnis, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "cid_dnid") == 0) {
+ ast_copy_string(colbuf, record.caller_id_dnid, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "exten") == 0) {
+ ast_copy_string(colbuf, record.extension, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "context") == 0) {
+ ast_copy_string(colbuf, record.context, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "channame") == 0) {
+ ast_copy_string(colbuf, record.channel_name, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "appname") == 0) {
+ ast_copy_string(colbuf, record.application_name, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "appdata") == 0) {
+ ast_copy_string(colbuf, record.application_data, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "accountcode") == 0) {
+ ast_copy_string(colbuf, record.account_code, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "peeraccount") == 0) {
+ ast_copy_string(colbuf, record.peer_account, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "uniqueid") == 0) {
+ ast_copy_string(colbuf, record.unique_id, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "linkedid") == 0) {
+ ast_copy_string(colbuf, record.linked_id, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "userfield") == 0) {
+ ast_copy_string(colbuf, record.user_field, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "peer") == 0) {
+ ast_copy_string(colbuf, record.peer, sizeof(colbuf));
+ } else if (strcmp(entry->celname, "amaflags") == 0) {
+ snprintf(colbuf, sizeof(colbuf), "%d", record.amaflag);
+ } else {
+ colbuf[0] = 0;
+ }
+ colptr = colbuf;
+ }
+
+ if (colptr) {
+ /* Check first if the column filters this entry. Note that this
+ * is very specifically NOT ast_strlen_zero(), because the filter
+ * could legitimately specify that the field is blank, which is
+ * different from the field being unspecified (NULL). */
+ if (entry->filtervalue && strcasecmp(colptr, entry->filtervalue) != 0) {
+ ast_verb(4, "CEL column '%s' with value '%s' does not match filter of"
+ " '%s'. Cancelling this CEL.\n",
+ entry->celname, colptr, entry->filtervalue);
+ goto early_release;
+ }
+
+ /* Only a filter? */
+ if (ast_strlen_zero(entry->name))
+ continue;
+
+ LENGTHEN_BUF1(strlen(entry->name));
+
+ switch (entry->type) {
+ case SQL_CHAR:
+ case SQL_VARCHAR:
+ case SQL_LONGVARCHAR:
+ case SQL_BINARY:
+ case SQL_VARBINARY:
+ case SQL_LONGVARBINARY:
+ case SQL_GUID:
+ /* For these two field names, get the rendered form, instead of the raw
+ * form (but only when we're dealing with a character-based field).
+ */
+ if (strcasecmp(entry->name, "eventtype") == 0) {
+ snprintf(colbuf, sizeof(colbuf), "%s", record.event_name);
+ }
+
+ /* Truncate too-long fields */
+ if (entry->type != SQL_GUID) {
+ if (strlen(colptr) > entry->octetlen) {
+ colptr[entry->octetlen] = '\0';
+ }
+ }
+
+ ast_str_append(&sql, 0, "%s%s", first ? "" : ",", entry->name);
+ LENGTHEN_BUF2(strlen(colptr));
+
+ /* Encode value, with escaping */
+ ast_str_append(&sql2, 0, "%s'", first ? "" : ",");
+ for (tmp = colptr; *tmp; tmp++) {
+ if (*tmp == '\'') {
+ ast_str_append(&sql2, 0, "''");
+ } else if (*tmp == '\\' && ast_odbc_backslash_is_escape(obj)) {
+ ast_str_append(&sql2, 0, "\\\\");
+ } else {
+ ast_str_append(&sql2, 0, "%c", *tmp);
+ }
+ }
+ ast_str_append(&sql2, 0, "'");
+ break;
+ case SQL_TYPE_DATE:
+ if (ast_strlen_zero(colptr)) {
+ continue;
+ } else {
+ int year = 0, month = 0, day = 0;
+ if (sscanf(colptr, "%4d-%2d-%2d", &year, &month, &day) != 3 || year <= 0 ||
+ month <= 0 || month > 12 || day < 0 || day > 31 ||
+ ((month == 4 || month == 6 || month == 9 || month == 11) && day == 31) ||
+ (month == 2 && year % 400 == 0 && day > 29) ||
+ (month == 2 && year % 100 == 0 && day > 28) ||
+ (month == 2 && year % 4 == 0 && day > 29) ||
+ (month == 2 && year % 4 != 0 && day > 28)) {
+ ast_log(LOG_WARNING, "CEL variable %s is not a valid date ('%s').\n", entry->name, colptr);
+ continue;
+ }
+
+ if (year > 0 && year < 100) {
+ year += 2000;
+ }
+
+ ast_str_append(&sql, 0, "%s%s", first ? "" : ",", entry->name);
+ LENGTHEN_BUF2(17);
+ ast_str_append(&sql2, 0, "%s{ d '%04d-%02d-%02d' }", first ? "" : ",", year, month, day);
+ }
+ break;
+ case SQL_TYPE_TIME:
+ if (ast_strlen_zero(colptr)) {
+ continue;
+ } else {
+ int hour = 0, minute = 0, second = 0;
+ int count = sscanf(colptr, "%2d:%2d:%2d", &hour, &minute, &second);
+
+ if ((count != 2 && count != 3) || hour < 0 || hour > 23 || minute < 0 || minute > 59 || second < 0 || second > 59) {
+ ast_log(LOG_WARNING, "CEL variable %s is not a valid time ('%s').\n", entry->name, colptr);
+ continue;
+ }
+
+ ast_str_append(&sql, 0, "%s%s", first ? "" : ",", entry->name);
+ LENGTHEN_BUF2(15);
+ ast_str_append(&sql2, 0, "%s{ t '%02d:%02d:%02d' }", first ? "" : ",", hour, minute, second);
+ }
+ break;
+ case SQL_TYPE_TIMESTAMP:
+ case SQL_TIMESTAMP:
+ if (ast_strlen_zero(colptr)) {
+ continue;
+ } else {
+ int year = 0, month = 0, day = 0, hour = 0, minute = 0, second = 0;
+ int count = sscanf(colptr, "%4d-%2d-%2d %2d:%2d:%2d", &year, &month, &day, &hour, &minute, &second);
+
+ if ((count != 3 && count != 5 && count != 6) || year <= 0 ||
+ month <= 0 || month > 12 || day < 0 || day > 31 ||
+ ((month == 4 || month == 6 || month == 9 || month == 11) && day == 31) ||
+ (month == 2 && year % 400 == 0 && day > 29) ||
+ (month == 2 && year % 100 == 0 && day > 28) ||
+ (month == 2 && year % 4 == 0 && day > 29) ||
+ (month == 2 && year % 4 != 0 && day > 28) ||
+ hour > 23 || minute > 59 || second > 59 || hour < 0 || minute < 0 || second < 0) {
+ ast_log(LOG_WARNING, "CEL variable %s is not a valid timestamp ('%s').\n", entry->name, colptr);
+ continue;
+ }
+
+ if (year > 0 && year < 100) {
+ year += 2000;
+ }
+
+ ast_str_append(&sql, 0, "%s%s", first ? "" : ",", entry->name);
+ LENGTHEN_BUF2(26);
+ ast_str_append(&sql2, 0, "%s{ ts '%04d-%02d-%02d %02d:%02d:%02d' }", first ? "" : ",", year, month, day, hour, minute, second);
+ }
+ break;
+ case SQL_INTEGER:
+ if (ast_strlen_zero(colptr)) {
+ continue;
+ } else {
+ int integer = 0;
+ if (strcasecmp(entry->name, "eventtype") == 0) {
+ integer = (int) record.event_type;
+ } else if (ast_strlen_zero(colptr)) {
+ continue;
+ } else if (sscanf(colptr, "%30d", &integer) != 1) {
+ ast_log(LOG_WARNING, "CEL variable %s is not an integer.\n", entry->name);
+ continue;
+ }
+
+ ast_str_append(&sql, 0, "%s%s", first ? "" : ",", entry->name);
+ LENGTHEN_BUF2(12);
+ ast_str_append(&sql2, 0, "%s%d", first ? "" : ",", integer);
+ }
+ break;
+ case SQL_BIGINT:
+ if (ast_strlen_zero(colptr)) {
+ continue;
+ } else {
+ long long integer = 0;
+ if (strcasecmp(entry->name, "eventtype") == 0) {
+ integer = (long long) record.event_type;
+ } else if (ast_strlen_zero(colptr)) {
+ continue;
+ } else if (sscanf(colptr, "%30lld", &integer) != 1) {
+ ast_log(LOG_WARNING, "CEL variable %s is not an integer.\n", entry->name);
+ continue;
+ }
+
+ ast_str_append(&sql, 0, "%s%s", first ? "" : ",", entry->name);
+ LENGTHEN_BUF2(24);
+ ast_str_append(&sql2, 0, "%s%lld", first ? "" : ",", integer);
+ }
+ break;
+ case SQL_SMALLINT:
+ if (ast_strlen_zero(colptr)) {
+ continue;
+ } else {
+ short integer = 0;
+ if (strcasecmp(entry->name, "eventtype") == 0) {
+ integer = (short) record.event_type;
+ } else if (ast_strlen_zero(colptr)) {
+ continue;
+ } else if (sscanf(colptr, "%30hd", &integer) != 1) {
+ ast_log(LOG_WARNING, "CEL variable %s is not an integer.\n", entry->name);
+ continue;
+ }
+
+ ast_str_append(&sql, 0, "%s%s", first ? "" : ",", entry->name);
+ LENGTHEN_BUF2(6);
+ ast_str_append(&sql2, 0, "%s%d", first ? "" : ",", integer);
+ }
+ break;
+ case SQL_TINYINT:
+ if (ast_strlen_zero(colptr)) {
+ continue;
+ } else {
+ char integer = 0;
+ if (strcasecmp(entry->name, "eventtype") == 0) {
+ integer = (char) record.event_type;
+ } else if (ast_strlen_zero(colptr)) {
+ continue;
+ } else if (sscanf(colptr, "%30hhd", &integer) != 1) {
+ ast_log(LOG_WARNING, "CEL variable %s is not an integer.\n", entry->name);
+ continue;
+ }
+
+ ast_str_append(&sql, 0, "%s%s", first ? "" : ",", entry->name);
+ LENGTHEN_BUF2(4);
+ ast_str_append(&sql2, 0, "%s%d", first ? "" : ",", integer);
+ }
+ break;
+ case SQL_BIT:
+ if (ast_strlen_zero(colptr)) {
+ continue;
+ } else {
+ char integer = 0;
+ if (strcasecmp(entry->name, "eventtype") == 0) {
+ integer = (char) record.event_type;
+ } else if (ast_strlen_zero(colptr)) {
+ continue;
+ } else if (sscanf(colptr, "%30hhd", &integer) != 1) {
+ ast_log(LOG_WARNING, "CEL variable %s is not an integer.\n", entry->name);
+ continue;
+ }
+ if (integer != 0)
+ integer = 1;
+
+ ast_str_append(&sql, 0, "%s%s", first ? "" : ",", entry->name);
+ LENGTHEN_BUF2(2);
+ ast_str_append(&sql2, 0, "%s%d", first ? "" : ",", integer);
+ }
+ break;
+ case SQL_NUMERIC:
+ case SQL_DECIMAL:
+ if (ast_strlen_zero(colptr)) {
+ continue;
+ } else {
+ double number = 0.0;
+ if (strcasecmp(entry->name, "eventtype") == 0) {
+ number = (double)record.event_type;
+ } else if (ast_strlen_zero(colptr)) {
+ continue;
+ } else if (sscanf(colptr, "%30lf", &number) != 1) {
+ ast_log(LOG_WARNING, "CEL variable %s is not an numeric type.\n", entry->name);
+ continue;
+ }
+
+ ast_str_append(&sql, 0, "%s%s", first ? "" : ",", entry->name);
+ LENGTHEN_BUF2(entry->decimals);
+ ast_str_append(&sql2, 0, "%s%*.*lf", first ? "" : ",", entry->decimals, entry->radix, number);
+ }
+ break;
+ case SQL_FLOAT:
+ case SQL_REAL:
+ case SQL_DOUBLE:
+ if (ast_strlen_zero(colptr)) {
+ continue;
+ } else {
+ double number = 0.0;
+ if (strcasecmp(entry->name, "eventtype") == 0) {
+ number = (double) record.event_type;
+ } else if (ast_strlen_zero(colptr)) {
+ continue;
+ } else if (sscanf(colptr, "%30lf", &number) != 1) {
+ ast_log(LOG_WARNING, "CEL variable %s is not an numeric type.\n", entry->name);
+ continue;
+ }
+
+ ast_str_append(&sql, 0, "%s%s", first ? "" : ",", entry->name);
+ LENGTHEN_BUF2(entry->decimals);
+ ast_str_append(&sql2, 0, "%s%lf", first ? "" : ",", number);
+ }
+ break;
+ default:
+ ast_log(LOG_WARNING, "Column type %d (field '%s:%s:%s') is unsupported at this time.\n", entry->type, tableptr->connection, tableptr->table, entry->name);
+ continue;
+ }
+ first = 0;
+ }
+ }
+
+ /* Concatenate the two constructed buffers */
+ LENGTHEN_BUF1(ast_str_strlen(sql2));
+ ast_str_append(&sql, 0, ")");
+ ast_str_append(&sql2, 0, ")");
+ ast_str_append(&sql, 0, "%s", ast_str_buffer(sql2));
+
+ ast_verb(11, "[%s]\n", ast_str_buffer(sql));
+
+ stmt = ast_odbc_prepare_and_execute(obj, generic_prepare, ast_str_buffer(sql));
+ if (stmt) {
+ SQLRowCount(stmt, &rows);
+ SQLFreeHandle(SQL_HANDLE_STMT, stmt);
+ }
+ if (rows == 0) {
+ ast_log(LOG_WARNING, "Insert failed on '%s:%s'. CEL failed: %s\n", tableptr->connection, tableptr->table, ast_str_buffer(sql));
+ }
+early_release:
+ ast_odbc_release_obj(obj);
+ }
+ AST_RWLIST_UNLOCK(&odbc_tables);
+
+ /* Next time, just allocate buffers that are that big to start with. */
+ if (ast_str_strlen(sql) > maxsize) {
+ maxsize = ast_str_strlen(sql);
+ }
+ if (ast_str_strlen(sql2) > maxsize2) {
+ maxsize2 = ast_str_strlen(sql2);
+ }
+
+ ast_free(sql);
+ ast_free(sql2);
+}
+
+static int unload_module(void)
+{
+ if (event_sub) {
+ event_sub = ast_event_unsubscribe(event_sub);
+ }
+ if (AST_RWLIST_WRLOCK(&odbc_tables)) {
+ event_sub = ast_event_subscribe(AST_EVENT_CEL, odbc_log, "ODBC CEL backend", NULL, AST_EVENT_IE_END);
+ if (!event_sub) {
+ ast_log(LOG_ERROR, "Unable to subscribe to CEL events\n");
+ }
+ ast_log(LOG_ERROR, "Unable to lock column list. Unload failed.\n");
+ return -1;
+ }
+
+ free_config();
+ AST_RWLIST_UNLOCK(&odbc_tables);
+ return 0;
+}
+
+static int load_module(void)
+{
+ if (AST_RWLIST_WRLOCK(&odbc_tables)) {
+ ast_log(LOG_ERROR, "Unable to lock column list. Load failed.\n");
+ return 0;
+ }
+ load_config();
+ AST_RWLIST_UNLOCK(&odbc_tables);
+ event_sub = ast_event_subscribe(AST_EVENT_CEL, odbc_log, "ODBC CEL backend", NULL, AST_EVENT_IE_END);
+ if (!event_sub) {
+ ast_log(LOG_ERROR, "Unable to subscribe to CEL events\n");
+ }
+ return AST_MODULE_LOAD_SUCCESS;
+}
+
+static int reload(void)
+{
+ if (AST_RWLIST_WRLOCK(&odbc_tables)) {
+ ast_log(LOG_ERROR, "Unable to lock column list. Reload failed.\n");
+ return -1;
+ }
+
+ free_config();
+ load_config();
+ AST_RWLIST_UNLOCK(&odbc_tables);
+ return AST_MODULE_LOAD_SUCCESS;
+}
+
+AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_LOAD_ORDER, "ODBC CEL backend",
+ .load = load_module,
+ .unload = unload_module,
+ .reload = reload,
+ .load_pri = AST_MODPRI_CDR_DRIVER,
+);
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-03 14:30:14 +0000