From 34cce24a9c10b177d93650b6003c82d80cd9aa4d Mon Sep 17 00:00:00 2001 From: Tilghman Lesher Date: Sun, 29 Aug 2010 02:52:25 +0000 Subject: Merged revisions 284096 via svnmerge from https://origsvn.digium.com/svn/asterisk/branches/1.8 ........ r284096 | tilghman | 2010-08-28 21:51:14 -0500 (Sat, 28 Aug 2010) | 3 lines Rename CEL adaptive driver to plain driver, since there isn't another ODBC driver (and the other CEL drivers have adaptive capabilities, anyway). ........ git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@284097 65c4cc65-6c06-0410-ace0-fbb531ad65f3 --- cel/cel_adaptive_odbc.c | 791 --------------------------------- cel/cel_odbc.c | 805 ++++++++++++++++++++++++++++++++++ configs/cel_adaptive_odbc.conf.sample | 99 ----- configs/cel_odbc.conf.sample | 99 +++++ 4 files changed, 904 insertions(+), 890 deletions(-) delete mode 100644 cel/cel_adaptive_odbc.c create mode 100644 cel/cel_odbc.c delete mode 100644 configs/cel_adaptive_odbc.conf.sample create mode 100644 configs/cel_odbc.conf.sample diff --git a/cel/cel_adaptive_odbc.c b/cel/cel_adaptive_odbc.c deleted file mode 100644 index 2ab759bbf..000000000 --- a/cel/cel_adaptive_odbc.c +++ /dev/null @@ -1,791 +0,0 @@ -/* - * Asterisk -- An open source telephony toolkit. - * - * Copyright (C) 2008 Digium - * - * Adapted from cdr_adaptive_odbc: - * Tilghman Lesher - * 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 Adaptive ODBC CEL backend - * - * \author Tilghman Lesher - * \ingroup cel_drivers - */ - -/*** MODULEINFO - res_odbc - ***/ - -#include "asterisk.h" - -ASTERISK_FILE_VERSION(__FILE__, "$Revision$") - -#include -#include - -#include -#include -#include - -#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_adaptive_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 adaptive 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 adaptive 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, "cel_adaptive_odbc: 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: - { - 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: - { - 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: - { - 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: - { - 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: - { - 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: - { - 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: - { - 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, "cel_adaptive_odbc: 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, "Adaptive ODBC CEL backend", NULL, AST_EVENT_IE_END); - if (!event_sub) { - ast_log(LOG_ERROR, "cel_adaptive_odbc: 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, "Adaptive ODBC CEL backend", NULL, AST_EVENT_IE_END); - if (!event_sub) { - ast_log(LOG_ERROR, "cel_odbc: 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, "Adaptive ODBC CEL backend", - .load = load_module, - .unload = unload_module, - .reload = reload, - .load_pri = AST_MODPRI_CDR_DRIVER, -); - 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 + * 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 + * \ingroup cel_drivers + */ + +/*** MODULEINFO + res_odbc + ***/ + +#include "asterisk.h" + +ASTERISK_FILE_VERSION(__FILE__, "$Revision$") + +#include +#include + +#include +#include +#include + +#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, +); + diff --git a/configs/cel_adaptive_odbc.conf.sample b/configs/cel_adaptive_odbc.conf.sample deleted file mode 100644 index 5f21326df..000000000 --- a/configs/cel_adaptive_odbc.conf.sample +++ /dev/null @@ -1,99 +0,0 @@ -; -; Asterisk Channel Event Logging (CEL) - Adaptive ODBC Backend -; - -; This configuration defines the connections and tables for which CEL records -; may be populated. Each context specifies a different CEL table to be used. -; -; The columns in the tables should match up word-for-word (case-insensitive) to -; the CEL variables set in the dialplan. The natural advantage to this system -; is that beyond setting up the configuration file to tell you what tables to -; look at, there isn't anything more to do beyond creating the columns for the -; fields that you want, and populating the corresponding CEL variables in the -; dialplan. -; -; Please note that after adding columns to the database, it is necessary to -; reload this module to get the new column names and types read. -; -; Warning: if you specify two contexts with exactly the same connection and -; table names, you will get duplicate records in that table. So be careful. -; -; CEL FIELDS: -; eventtype -; CEL_CHANNEL_START = 1 -; CEL_CHANNEL_END = 2 -; CEL_HANGUP = 3 -; CEL_ANSWER = 4 -; CEL_APP_START = 5 -; CEL_APP_END = 6 -; CEL_BRIDGE_START = 7 -; CEL_BRIDGE_END = 8 -; CEL_CONF_START = 9 -; CEL_CONF_END = 10 -; CEL_PARK_START = 11 -; CEL_PARK_END = 12 -; CEL_BLINDTRANSFER = 13 -; CEL_ATTENDEDTRANSFER = 14 -; CEL_TRANSFER = 15 -; CEL_HOOKFLASH = 16 -; CEL_3WAY_START = 17 -; CEL_3WAY_END = 18 -; CEL_CONF_ENTER = 19 -; CEL_CONF_EXIT = 20 -; CEL_USER_DEFINED = 21 -; CEL_LINKEDID_END = 22 -; CEL_BRIDGE_UPDATE = 23 -; CEL_PICKUP = 24 -; CEL_FORWARD = 25 -; eventtime (timeval, includes microseconds) -; userdeftype (set only if eventtype == USER_DEFINED) -; cid_name -; cid_num -; cid_ani -; cid_rdnis -; cid_dnid -; exten -; context -; channame -; appname -; appdata -; accountcode -; peeraccount -; uniqueid -; linkedid -; amaflags (an int) -; userfield -; peer - -; The point of this module is to allow you log whatever you like in terms of the -; CEL variables. Do you want to log uniqueid? Then simply ensure that your -; table has that column. If you don't want the column, ensure that it does not -; exist in the table structure. If you'd like to call uniqueid something else -; in your table, simply provide an alias in this file that maps the standard CEL -; field name (uniqueid) to whatever column name you like. - -;[first] -;connection=mysql1 -;table=cel - -;[second] -;connection=mysql1 -;table=extracel - -;[third] -;connection=sqlserver -;table=AsteriskCEL -;usegmtime=yes ; defaults to no -;alias src => source -;alias channel => source_channel -;alias dst => dest -;alias dstchannel => dest_channel - -; Any filter specified MUST match exactly or the CE will be discarded -;filter accountcode => somename -;filter src => 123 - -; Additionally, we now support setting static values per column. Reason -; for this is to allow different sections to specify different values for -; a certain named column, presumably separated by filters. -;static "Some Special Value" => identifier_code diff --git a/configs/cel_odbc.conf.sample b/configs/cel_odbc.conf.sample new file mode 100644 index 000000000..5f21326df --- /dev/null +++ b/configs/cel_odbc.conf.sample @@ -0,0 +1,99 @@ +; +; Asterisk Channel Event Logging (CEL) - Adaptive ODBC Backend +; + +; This configuration defines the connections and tables for which CEL records +; may be populated. Each context specifies a different CEL table to be used. +; +; The columns in the tables should match up word-for-word (case-insensitive) to +; the CEL variables set in the dialplan. The natural advantage to this system +; is that beyond setting up the configuration file to tell you what tables to +; look at, there isn't anything more to do beyond creating the columns for the +; fields that you want, and populating the corresponding CEL variables in the +; dialplan. +; +; Please note that after adding columns to the database, it is necessary to +; reload this module to get the new column names and types read. +; +; Warning: if you specify two contexts with exactly the same connection and +; table names, you will get duplicate records in that table. So be careful. +; +; CEL FIELDS: +; eventtype +; CEL_CHANNEL_START = 1 +; CEL_CHANNEL_END = 2 +; CEL_HANGUP = 3 +; CEL_ANSWER = 4 +; CEL_APP_START = 5 +; CEL_APP_END = 6 +; CEL_BRIDGE_START = 7 +; CEL_BRIDGE_END = 8 +; CEL_CONF_START = 9 +; CEL_CONF_END = 10 +; CEL_PARK_START = 11 +; CEL_PARK_END = 12 +; CEL_BLINDTRANSFER = 13 +; CEL_ATTENDEDTRANSFER = 14 +; CEL_TRANSFER = 15 +; CEL_HOOKFLASH = 16 +; CEL_3WAY_START = 17 +; CEL_3WAY_END = 18 +; CEL_CONF_ENTER = 19 +; CEL_CONF_EXIT = 20 +; CEL_USER_DEFINED = 21 +; CEL_LINKEDID_END = 22 +; CEL_BRIDGE_UPDATE = 23 +; CEL_PICKUP = 24 +; CEL_FORWARD = 25 +; eventtime (timeval, includes microseconds) +; userdeftype (set only if eventtype == USER_DEFINED) +; cid_name +; cid_num +; cid_ani +; cid_rdnis +; cid_dnid +; exten +; context +; channame +; appname +; appdata +; accountcode +; peeraccount +; uniqueid +; linkedid +; amaflags (an int) +; userfield +; peer + +; The point of this module is to allow you log whatever you like in terms of the +; CEL variables. Do you want to log uniqueid? Then simply ensure that your +; table has that column. If you don't want the column, ensure that it does not +; exist in the table structure. If you'd like to call uniqueid something else +; in your table, simply provide an alias in this file that maps the standard CEL +; field name (uniqueid) to whatever column name you like. + +;[first] +;connection=mysql1 +;table=cel + +;[second] +;connection=mysql1 +;table=extracel + +;[third] +;connection=sqlserver +;table=AsteriskCEL +;usegmtime=yes ; defaults to no +;alias src => source +;alias channel => source_channel +;alias dst => dest +;alias dstchannel => dest_channel + +; Any filter specified MUST match exactly or the CE will be discarded +;filter accountcode => somename +;filter src => 123 + +; Additionally, we now support setting static values per column. Reason +; for this is to allow different sections to specify different values for +; a certain named column, presumably separated by filters. +;static "Some Special Value" => identifier_code -- cgit v1.2.3