mirror of
https://github.com/Cacti/cacti.git
synced 2026-11-08 21:16:17 +09:00
Reinhard Scheck
3c8bd4255c
git-svn-id: svn+ssh://repo.cacti.net/var/data/svnroot/cacti/cacti/branches/0.8.7@6050 860744bd-22fc-0310-8c96-e9fe5004b5ca
673 lines
28 KiB
PHP
673 lines
28 KiB
PHP
<?php
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/*
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+-------------------------------------------------------------------------+
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| Copyright (C) 2004-2010 The Cacti Group |
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| |
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| This program is free software; you can redistribute it and/or |
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| modify it under the terms of the GNU General Public License |
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| as published by the Free Software Foundation; either version 2 |
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| of the License, or (at your option) any later version. |
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| |
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| This program is distributed in the hope that it will be useful, |
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| but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| GNU General Public License for more details. |
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+-------------------------------------------------------------------------+
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| Cacti: The Complete RRDTool-based Graphing Solution |
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+-------------------------------------------------------------------------+
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| This code is designed, written, and maintained by the Cacti Group. See |
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| about.php and/or the AUTHORS file for specific developer information. |
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+-------------------------------------------------------------------------+
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| http://www.cacti.net/ |
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+-------------------------------------------------------------------------+
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*/
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function run_data_query($host_id, $snmp_query_id) {
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global $config;
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include_once($config["library_path"] . "/poller.php");
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include_once($config["library_path"] . "/utility.php");
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debug_log_insert("data_query", "Running data query [$snmp_query_id].");
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$type_id = db_fetch_cell("select data_input.type_id from (snmp_query,data_input) where snmp_query.data_input_id=data_input.id and snmp_query.id=$snmp_query_id");
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if ($type_id == DATA_INPUT_TYPE_SNMP_QUERY) {
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debug_log_insert("data_query", "Found type = '3' [snmp query].");
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$result = query_snmp_host($host_id, $snmp_query_id);
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}elseif ($type_id == DATA_INPUT_TYPE_SCRIPT_QUERY) {
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debug_log_insert("data_query", "Found type = '4 '[script query].");
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$result = query_script_host($host_id, $snmp_query_id);
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}elseif ($type_id == DATA_INPUT_TYPE_QUERY_SCRIPT_SERVER) {
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debug_log_insert("data_query", "Found type = '6 '[script query].");
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$result = query_script_host($host_id, $snmp_query_id);
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}else{
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debug_log_insert("data_query", "Unknown type = '$type_id'");
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}
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/* update the sort cache */
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update_data_query_sort_cache($host_id, $snmp_query_id);
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/* update the auto reindex cache */
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update_reindex_cache($host_id, $snmp_query_id);
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/* update the the "local" data query cache */
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update_data_query_cache($host_id, $snmp_query_id);
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/* update the poller cache */
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update_poller_cache_from_query($host_id, $snmp_query_id);
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return (isset($result) ? $result : true);
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}
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function get_data_query_array($snmp_query_id) {
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global $config;
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include_once($config["library_path"] . "/xml.php");
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$xml_file_path = db_fetch_cell("select xml_path from snmp_query where id=$snmp_query_id");
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$xml_file_path = str_replace("<path_cacti>", $config["base_path"], $xml_file_path);
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if (!file_exists($xml_file_path)) {
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debug_log_insert("data_query", "Could not find data query XML file at '$xml_file_path'");
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return false;
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}
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debug_log_insert("data_query", "Found data query XML file at '$xml_file_path'");
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$data = implode("",file($xml_file_path));
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return xml2array($data);
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}
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function query_script_host($host_id, $snmp_query_id) {
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$script_queries = get_data_query_array($snmp_query_id);
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/* invalid xml check */
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if ((!is_array($script_queries)) || (sizeof($script_queries) == 0)) {
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debug_log_insert("data_query", "Error parsing XML file into an array.");
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return false;
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}
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debug_log_insert("data_query", "XML file parsed ok.");
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if (isset($script_queries["script_server"])) {
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$script_queries["script_path"] = "|path_php_binary| -q " . $script_queries["script_path"];
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}
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$script_path = get_script_query_path((isset($script_queries["arg_prepend"]) ? $script_queries["arg_prepend"] . " ": "") . $script_queries["arg_index"], $script_queries["script_path"], $host_id);
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/* fetch specified index at specified OID */
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$script_index_array = exec_into_array($script_path);
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debug_log_insert("data_query", "Executing script for list of indexes '$script_path'");
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db_execute("delete from host_snmp_cache where host_id=$host_id and snmp_query_id=$snmp_query_id");
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while (list($field_name, $field_array) = each($script_queries["fields"])) {
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if ($field_array["direction"] == "input") {
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$script_path = get_script_query_path((isset($script_queries["arg_prepend"]) ? $script_queries["arg_prepend"] . " ": "") . $script_queries["arg_query"] . " " . $field_array["query_name"], $script_queries["script_path"], $host_id);
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$script_data_array = exec_into_array($script_path);
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debug_log_insert("data_query", "Executing script query '$script_path'");
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for ($i=0;($i<sizeof($script_data_array));$i++) {
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if (preg_match("/(.*)" . preg_quote($script_queries["output_delimeter"]) . "(.*)/", $script_data_array[$i], $matches)) {
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$script_index = $matches[1];
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$field_value = $matches[2];
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db_execute("replace into host_snmp_cache
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(host_id,snmp_query_id,field_name,field_value,snmp_index,oid)
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values ($host_id,$snmp_query_id,'$field_name','$field_value','$script_index','')");
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debug_log_insert("data_query", "Found item [$field_name='$field_value'] index: $script_index");
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}
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}
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}
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}
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return true;
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}
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function query_snmp_host($host_id, $snmp_query_id) {
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global $config;
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include_once($config["library_path"] . "/snmp.php");
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$host = db_fetch_row("SELECT
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hostname,
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snmp_community,
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snmp_version,
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snmp_username,
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snmp_password,
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snmp_auth_protocol,
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snmp_priv_passphrase,
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snmp_priv_protocol,
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snmp_context,
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snmp_port,
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snmp_timeout,
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ping_retries,
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max_oids
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FROM host
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WHERE id='$host_id'");
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$snmp_queries = get_data_query_array($snmp_query_id);
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if ($host["hostname"] == "") {
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debug_log_insert("data_query", "Invalid host_id: $host_id");
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return false;
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}
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/* invalid xml check */
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if ((!is_array($snmp_queries)) || (sizeof($snmp_queries) == 0)) {
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debug_log_insert("data_query", "Error parsing XML file into an array.");
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return false;
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}
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debug_log_insert("data_query", "XML file parsed ok.");
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/* fetch specified index at specified OID */
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$snmp_indexes = cacti_snmp_walk($host["hostname"], $host["snmp_community"], $snmp_queries["oid_index"],
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$host["snmp_version"], $host["snmp_username"], $host["snmp_password"],
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$host["snmp_auth_protocol"], $host["snmp_priv_passphrase"], $host["snmp_priv_protocol"],
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$host["snmp_context"], $host["snmp_port"], $host["snmp_timeout"], $host["ping_retries"], $host["max_oids"], SNMP_WEBUI);
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debug_log_insert("data_query", "Executing SNMP walk for list of indexes @ '" . $snmp_queries["oid_index"] . "'");
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/* no data found; get out */
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if (!$snmp_indexes) {
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debug_log_insert("data_query", "No SNMP data returned");
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return false;
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} else {
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/* show list of indices found */
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for ($i=0; $i<sizeof($snmp_indexes); $i++) {
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debug_log_insert("data_query", "Index found at OID: '" . $snmp_indexes[$i]["oid"] . "' value: '" . $snmp_indexes[$i]["value"] . "'");
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}
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}
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/* the last octet of the oid is the index by default */
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$index_parse_regexp = '.*\.([0-9]+)$';
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/* parse the index if required */
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if (isset($snmp_queries["oid_index_parse"])) {
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$index_parse_regexp = str_replace("OID/REGEXP:", "", $snmp_queries["oid_index_parse"]);
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for ($i=0; $i<sizeof($snmp_indexes); $i++) {
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$snmp_indexes[$i]["value"] = ereg_replace($index_parse_regexp, "\\1", $snmp_indexes[$i]["oid"]);
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debug_log_insert("data_query", "index_parse at OID: '" . $snmp_indexes[$i]["oid"] . "' results: '" . $snmp_indexes[$i]["value"] . "'");
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}
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}
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db_execute("delete from host_snmp_cache where host_id='$host_id' and snmp_query_id='$snmp_query_id'");
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while (list($field_name, $field_array) = each($snmp_queries["fields"])) {
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if ((!isset($field_array["oid"])) && ($field_array["source"] == "index")) {
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for ($i=0; $i<sizeof($snmp_indexes); $i++) {
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debug_log_insert("data_query", "Inserting index data for field '" . $field_name . "' [value='" . $snmp_indexes[$i]["value"] . "']");
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db_execute("replace into host_snmp_cache
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(host_id, snmp_query_id, field_name, field_value, snmp_index, oid)
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values ('$host_id','$snmp_query_id','$field_name','" . $snmp_indexes[$i]["value"] . "','" . $snmp_indexes[$i]["value"] . "','')");
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}
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}else if (($field_array["method"] == "get") && ($field_array["direction"] == "input")) {
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debug_log_insert("data_query", "Located input field '$field_name' [get]");
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if ($field_array["source"] == "value") {
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for ($i=0; $i<sizeof($snmp_indexes); $i++) {
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$oid = $field_array["oid"] . "." . $snmp_indexes[$i]["value"];
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$oid .= isset($field_array["oid_suffix"]) ? ("." . $field_array["oid_suffix"]) : "";
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$value = cacti_snmp_get($host["hostname"], $host["snmp_community"], $oid,
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$host["snmp_version"], $host["snmp_username"], $host["snmp_password"],
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$host["snmp_auth_protocol"], $host["snmp_priv_passphrase"], $host["snmp_priv_protocol"],
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$host["snmp_context"], $host["snmp_port"], $host["snmp_timeout"], SNMP_WEBUI);
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debug_log_insert("data_query", "Executing SNMP get for data @ '$oid' [value='$value']");
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db_execute("replace into host_snmp_cache
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(host_id,snmp_query_id,field_name,field_value,snmp_index,oid)
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values ('$host_id','$snmp_query_id','$field_name','$value','" . $snmp_indexes[$i]["value"] . "','$oid')");
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}
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}
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}else if (($field_array["method"] == "walk") && ($field_array["direction"] == "input")) {
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debug_log_insert("data_query", "Located input field '$field_name' [walk]");
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$snmp_data = array();
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$snmp_data = cacti_snmp_walk($host["hostname"], $host["snmp_community"], $field_array["oid"],
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$host["snmp_version"], $host["snmp_username"], $host["snmp_password"],
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$host["snmp_auth_protocol"], $host["snmp_priv_passphrase"], $host["snmp_priv_protocol"],
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$host["snmp_context"], $host["snmp_port"], $host["snmp_timeout"], $host["ping_retries"], $host["max_oids"], SNMP_WEBUI);
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debug_log_insert("data_query", "Executing SNMP walk for data @ '" . $field_array["oid"] . "'");
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if ($field_array["source"] == "value") {
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for ($i=0; $i<sizeof($snmp_data); $i++) {
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$snmp_index = ereg_replace(isset($field_array["oid_index_parse"]) ? $field_array["oid_index_parse"] : $index_parse_regexp, "\\1", $snmp_data[$i]["oid"]);
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$oid = $field_array["oid"] . ".$snmp_index";
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if ($field_name == "ifOperStatus") {
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if ((substr_count(strtolower($snmp_data[$i]["value"]), "down")) ||
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($snmp_data[$i]["value"] == "2")) {
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$snmp_data[$i]["value"] = "Down";
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}else if ((substr_count(strtolower($snmp_data[$i]["value"]), "up")) ||
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($snmp_data[$i]["value"] == "1")) {
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$snmp_data[$i]["value"] = "Up";
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}else if ((substr_count(strtolower($snmp_data[$i]["value"]), "notpresent")) ||
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($snmp_data[$i]["value"] == "6")) {
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$snmp_data[$i]["value"] = "notPresent";
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}else{
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$snmp_data[$i]["value"] = "Testing";
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}
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}
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debug_log_insert("data_query", "Found item [$field_name='" . $snmp_data[$i]["value"] . "'] index: $snmp_index [from value]");
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db_execute("replace into host_snmp_cache
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(host_id,snmp_query_id,field_name,field_value,snmp_index,oid)
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values ('$host_id','$snmp_query_id','$field_name','" . $snmp_data[$i]["value"] . "','$snmp_index','$oid')");
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}
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}elseif (substr($field_array["source"], 0, 11) == "OID/REGEXP:") {
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for ($i=0; $i<sizeof($snmp_data); $i++) {
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$value = ereg_replace(str_replace("OID/REGEXP:", "", $field_array["source"]), "\\1", $snmp_data[$i]["oid"]);
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if (isset($snmp_queries["oid_index_parse"])) {
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$snmp_index = ereg_replace($index_parse_regexp, "\\1", $snmp_data[$i]["oid"]);
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}else if ((isset($snmp_data[$i]["value"])) && ($snmp_data[$i]["value"] != "")) {
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$snmp_index = $snmp_data[$i]["value"];
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}
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/* correct bogus index value */
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/* found in some devices such as an EMC Cellera */
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if ($snmp_index == 0) {
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$snmp_index = 1;
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}
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$oid = $field_array["oid"] . "." . $value;
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debug_log_insert("data_query", "Found item [$field_name='$value'] index: $snmp_index [from regexp oid parse]");
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db_execute("replace into host_snmp_cache
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(host_id,snmp_query_id,field_name,field_value,snmp_index,oid)
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values ('$host_id','$snmp_query_id','$field_name','$value','$snmp_index','$oid')");
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}
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}elseif (substr($field_array["source"], 0, 13) == "VALUE/REGEXP:") {
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for ($i=0; $i<sizeof($snmp_data); $i++) {
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$value = ereg_replace(str_replace("VALUE/REGEXP:", "", $field_array["source"]), "\\1", $snmp_data[$i]["value"]);
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$snmp_index = ereg_replace($index_parse_regexp, "\\1", $snmp_data[$i]["oid"]);
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$oid = $field_array["oid"] . "." . $value;
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debug_log_insert("data_query", "Found item [$field_name='$value'] index: $snmp_index [from regexp value parse]");
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db_execute("replace into host_snmp_cache
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(host_id,snmp_query_id,field_name,field_value,snmp_index,oid)
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values ('$host_id','$snmp_query_id','$field_name','$value','$snmp_index','$oid')");
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}
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}
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}
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}
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return true;
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}
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/* data_query_index - returns an array containing the data query ID and index value given
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a data query index type/value combination and a host ID
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@arg $index_type - the name of the index to match
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@arg $index_value - the value of the index to match
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@arg $host_id - (int) the host ID to match
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@arg $data_query_id - (int) the data query ID to match
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@returns - (array) the data query ID and index that matches the three arguments */
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function data_query_index($index_type, $index_value, $host_id, $data_query_id) {
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return db_fetch_cell("select
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host_snmp_cache.snmp_index
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from host_snmp_cache
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where host_snmp_cache.field_name='$index_type'
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and host_snmp_cache.field_value='" . addslashes($index_value) . "'
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and host_snmp_cache.host_id='$host_id'
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and host_snmp_cache.snmp_query_id='$data_query_id'");
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}
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/* data_query_field_list - returns an array containing data query information for a given data source
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@arg $data_template_data_id - the ID of the data source to retrieve information for
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@returns - (array) an array that looks like:
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Array
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(
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[index_type] => ifIndex
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[index_value] => 3
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[output_type] => 13
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) */
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function data_query_field_list($data_template_data_id) {
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if (!is_numeric($data_template_data_id)) {
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return 0;
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}
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$field = db_fetch_assoc("select
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data_input_fields.type_code,
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data_input_data.value
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from (data_input_fields,data_input_data)
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where data_input_fields.id=data_input_data.data_input_field_id
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and data_input_data.data_template_data_id=$data_template_data_id
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and (data_input_fields.type_code='index_type' or data_input_fields.type_code='index_value' or data_input_fields.type_code='output_type')");
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$field = array_rekey($field, "type_code", "value");
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if ((!isset($field["index_type"])) || (!isset($field["index_value"])) || (!isset($field["output_type"]))) {
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return 0;
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}else{
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return $field;
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}
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}
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/* encode_data_query_index - encodes a data query index value so that it can be included
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inside of a form
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@arg $index - the index name to encode
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@returns - the encoded data query index */
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function encode_data_query_index($index) {
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return md5($index);
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}
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/* decode_data_query_index - decodes a data query index value so that it can be read from
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a form
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@arg $encoded_index - the index that was encoded with encode_data_query_index()
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@arg $data_query_id - the id of the data query that this index belongs to
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@arg $encoded_index - the id of the host that this index belongs to
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@returns - the decoded data query index */
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function decode_data_query_index($encoded_index, $data_query_id, $host_id) {
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/* yes, i know MySQL has a MD5() function that would make this a bit quicker. however i would like to
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keep things abstracted for now so Cacti works with ADODB fully when i get around to porting my db calls */
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$indexes = db_fetch_assoc("select snmp_index from host_snmp_cache where host_id=$host_id and snmp_query_id=$data_query_id group by snmp_index");
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if (sizeof($indexes) > 0) {
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foreach ($indexes as $index) {
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if (encode_data_query_index($index["snmp_index"]) == $encoded_index) {
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return $index["snmp_index"];
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}
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|
}
|
|
}
|
|
}
|
|
|
|
/* update_data_query_cache - updates the local data query cache for each graph and data
|
|
source tied to this host/data query
|
|
@arg $host_id - the id of the host to refresh
|
|
@arg $data_query_id - the id of the data query to refresh */
|
|
function update_data_query_cache($host_id, $data_query_id) {
|
|
$graphs = db_fetch_assoc("select id from graph_local where host_id = '$host_id' and snmp_query_id = '$data_query_id'");
|
|
|
|
if (sizeof($graphs) > 0) {
|
|
foreach ($graphs as $graph) {
|
|
update_graph_data_query_cache($graph["id"]);
|
|
}
|
|
}
|
|
|
|
$data_sources = db_fetch_assoc("select id from data_local where host_id = '$host_id' and snmp_query_id = '$data_query_id'");
|
|
|
|
if (sizeof($data_sources) > 0) {
|
|
foreach ($data_sources as $data_source) {
|
|
update_data_source_data_query_cache($data_source["id"]);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* update_graph_data_query_cache - updates the local data query cache for a particular
|
|
graph
|
|
@arg $local_graph_id - the id of the graph to update the data query cache for */
|
|
function update_graph_data_query_cache($local_graph_id) {
|
|
$host_id = db_fetch_cell("select host_id from graph_local where id=$local_graph_id");
|
|
|
|
$field = data_query_field_list(db_fetch_cell("select
|
|
data_template_data.id
|
|
from (graph_templates_item,data_template_rrd,data_template_data)
|
|
where graph_templates_item.task_item_id=data_template_rrd.id
|
|
and data_template_rrd.local_data_id=data_template_data.local_data_id
|
|
and graph_templates_item.local_graph_id=$local_graph_id
|
|
limit 0,1"));
|
|
|
|
if (empty($field)) { return; }
|
|
|
|
$data_query_id = db_fetch_cell("select snmp_query_id from snmp_query_graph where id='" . $field["output_type"] . "'");
|
|
|
|
$index = data_query_index($field["index_type"], $field["index_value"], $host_id, $data_query_id);
|
|
|
|
if (($data_query_id != "0") && ($index != "")) {
|
|
db_execute("update graph_local set snmp_query_id='$data_query_id',snmp_index='$index' where id=$local_graph_id");
|
|
|
|
/* update graph title cache */
|
|
update_graph_title_cache($local_graph_id);
|
|
}
|
|
}
|
|
|
|
/* update_data_source_data_query_cache - updates the local data query cache for a particular
|
|
data source
|
|
@arg $local_data_id - the id of the data source to update the data query cache for */
|
|
function update_data_source_data_query_cache($local_data_id) {
|
|
$host_id = db_fetch_cell("select host_id from data_local where id=$local_data_id");
|
|
|
|
$field = data_query_field_list(db_fetch_cell("select
|
|
data_template_data.id
|
|
from data_template_data
|
|
where data_template_data.local_data_id=$local_data_id"));
|
|
|
|
if (empty($field)) { return; }
|
|
|
|
$data_query_id = db_fetch_cell("select snmp_query_id from snmp_query_graph where id='" . $field["output_type"] . "'");
|
|
|
|
$index = data_query_index($field["index_type"], $field["index_value"], $host_id, $data_query_id);
|
|
|
|
if (($data_query_id != "0") && ($index != "")) {
|
|
db_execute("update data_local set snmp_query_id='$data_query_id',snmp_index='$index' where id='$local_data_id'");
|
|
|
|
/* update data source title cache */
|
|
update_data_source_title_cache($local_data_id);
|
|
}
|
|
}
|
|
|
|
/* get_formatted_data_query_indexes - obtains a list of indexes for a host/data query that
|
|
is sorted by the chosen index field and formatted using the data query index title
|
|
format
|
|
@arg $host_id - the id of the host which contains the data query
|
|
@arg $data_query_id - the id of the data query to retrieve a list of indexes for
|
|
@returns - an array formatted like the following:
|
|
$arr[snmp_index] = "formatted data query index string" */
|
|
function get_formatted_data_query_indexes($host_id, $data_query_id) {
|
|
global $config;
|
|
|
|
include_once($config["library_path"] . "/sort.php");
|
|
|
|
if (empty($data_query_id)) {
|
|
return array("" => "Unknown Index");
|
|
}
|
|
|
|
/* from the xml; cached in 'host_snmp_query' */
|
|
$sort_cache = db_fetch_row("select sort_field,title_format from host_snmp_query where host_id='$host_id' and snmp_query_id='$data_query_id'");
|
|
|
|
/* get a list of data query indexes and the field value that we are supposed
|
|
to sort */
|
|
$sort_field_data = array_rekey(db_fetch_assoc("select
|
|
graph_local.snmp_index,
|
|
host_snmp_cache.field_value
|
|
from (graph_local,host_snmp_cache)
|
|
where graph_local.host_id=host_snmp_cache.host_id
|
|
and graph_local.snmp_query_id=host_snmp_cache.snmp_query_id
|
|
and graph_local.snmp_index=host_snmp_cache.snmp_index
|
|
and graph_local.snmp_query_id=$data_query_id
|
|
and graph_local.host_id=$host_id
|
|
and host_snmp_cache.field_name='" . $sort_cache["sort_field"] . "'
|
|
group by graph_local.snmp_index"), "snmp_index", "field_value");
|
|
|
|
/* sort the data using the "data query index" sort algorithm */
|
|
uasort($sort_field_data, "usort_data_query_index");
|
|
|
|
$sorted_results = array();
|
|
|
|
while (list($snmp_index, $sort_field_value) = each($sort_field_data)) {
|
|
$sorted_results[$snmp_index] = substitute_snmp_query_data($sort_cache["title_format"], $host_id, $data_query_id, $snmp_index);
|
|
}
|
|
|
|
return $sorted_results;
|
|
}
|
|
|
|
/* get_formatted_data_query_index - obtains a single index for a host/data query/data query
|
|
index that is formatted using the data query index title format
|
|
@arg $host_id - the id of the host which contains the data query
|
|
@arg $data_query_id - the id of the data query which contains the data query index
|
|
@arg $data_query_index - the index to retrieve the formatted name for
|
|
@returns - a string containing the formatted name for the given data query index */
|
|
function get_formatted_data_query_index($host_id, $data_query_id, $data_query_index) {
|
|
/* from the xml; cached in 'host_snmp_query' */
|
|
$sort_cache = db_fetch_row("select sort_field,title_format from host_snmp_query where host_id='$host_id' and snmp_query_id='$data_query_id'");
|
|
|
|
return substitute_snmp_query_data($sort_cache["title_format"], $host_id, $data_query_id, $data_query_index);
|
|
}
|
|
|
|
/* get_ordered_index_type_list - builds an ordered list of data query index types that are
|
|
valid given a list of data query indexes that will be checked against the data query
|
|
cache
|
|
@arg $host_id - the id of the host which contains the data query
|
|
@arg $data_query_id - the id of the data query to build the type list from
|
|
@arg $data_query_index_array - an array containing each data query index to use when checking
|
|
each data query type for validity. a valid data query type will contain no empty or duplicate
|
|
values for each row in the cache that matches one of the $data_query_index_array
|
|
@returns - an array of data query types either ordered or unordered depending on whether
|
|
the xml file has a manual ordering preference specified */
|
|
function get_ordered_index_type_list($host_id, $data_query_id, $data_query_index_array = array()) {
|
|
$raw_xml = get_data_query_array($data_query_id);
|
|
|
|
/* invalid xml check */
|
|
if ((!is_array($raw_xml)) || (sizeof($raw_xml) == 0)) {
|
|
return array();
|
|
}
|
|
|
|
$xml_outputs = array();
|
|
|
|
/* create an SQL string that contains each index in this snmp_index_id */
|
|
$sql_or = array_to_sql_or($data_query_index_array, "snmp_index");
|
|
|
|
/* check for nonunique query parameter, set value */
|
|
if (isset($raw_xml["index_type"])) {
|
|
if ($raw_xml["index_type"] == "nonunique") {
|
|
$nonunique = 1;
|
|
}else{
|
|
$nonunique = 0;
|
|
}
|
|
} else {
|
|
$nonunique = 0;
|
|
}
|
|
|
|
/* list each of the input fields for this snmp query */
|
|
while (list($field_name, $field_array) = each($raw_xml["fields"])) {
|
|
if ($field_array["direction"] == "input") {
|
|
/* create a list of all values for this index */
|
|
if (sizeof($data_query_index_array) == 0) {
|
|
$field_values = db_fetch_assoc("select field_value from host_snmp_cache where host_id=$host_id and snmp_query_id=$data_query_id and field_name='$field_name'");
|
|
}else{
|
|
$field_values = db_fetch_assoc("select field_value from host_snmp_cache where host_id=$host_id and snmp_query_id=$data_query_id and field_name='$field_name' and $sql_or");
|
|
}
|
|
|
|
/* aggregate the above list so there is no duplicates */
|
|
$aggregate_field_values = array_rekey($field_values, "field_value", "field_value");
|
|
|
|
/* fields that contain duplicate or empty values are not suitable to index off of */
|
|
if (!((sizeof($aggregate_field_values) < sizeof($field_values)) || (in_array("", $aggregate_field_values) == true) || (sizeof($aggregate_field_values) == 0)) || ($nonunique)) {
|
|
array_push($xml_outputs, $field_name);
|
|
}
|
|
}
|
|
}
|
|
|
|
$return_array = array();
|
|
|
|
/* the xml file contains an ordered list of "indexable" fields */
|
|
if (isset($raw_xml["index_order"])) {
|
|
$index_order_array = explode(":", $raw_xml["index_order"]);
|
|
|
|
for ($i=0; $i<count($index_order_array); $i++) {
|
|
if (in_array($index_order_array[$i], $xml_outputs)) {
|
|
$return_array[] = $index_order_array[$i];
|
|
}
|
|
}
|
|
/* the xml file does not contain a field list, ignore the order */
|
|
}else{
|
|
for ($i=0; $i<count($xml_outputs); $i++) {
|
|
$return_array[] = $xml_outputs[$i];
|
|
}
|
|
}
|
|
|
|
return $return_array;
|
|
}
|
|
|
|
/* update_data_query_sort_cache - updates the sort cache for a particular host/data query
|
|
combination. this works by fetching a list of valid data query index types and choosing
|
|
the first one in the list. the user can optionally override how the cache is updated
|
|
in the data query xml file
|
|
@arg $host_id - the id of the host which contains the data query
|
|
@arg $data_query_id - the id of the data query update the sort cache for */
|
|
function update_data_query_sort_cache($host_id, $data_query_id) {
|
|
$raw_xml = get_data_query_array($data_query_id);
|
|
|
|
/* get a list of valid data query types */
|
|
$valid_index_types = get_ordered_index_type_list($host_id, $data_query_id);
|
|
|
|
/* something is probably wrong with the data query */
|
|
if (sizeof($valid_index_types) == 0) {
|
|
$sort_field = "";
|
|
}else{
|
|
/* grab the first field off the list */
|
|
$sort_field = $valid_index_types[0];
|
|
}
|
|
|
|
/* substitute variables */
|
|
if (isset($raw_xml["index_title_format"])) {
|
|
$title_format = str_replace("|chosen_order_field|", "|query_$sort_field|", $raw_xml["index_title_format"]);
|
|
}else{
|
|
$title_format = "|query_$sort_field|";
|
|
}
|
|
|
|
/* update the cache */
|
|
/* TODO: if both $sort field and $title_format are empty, this yields funny results */
|
|
db_execute("update host_snmp_query set sort_field = '$sort_field', title_format = '$title_format' where host_id = '$host_id' and snmp_query_id = '$data_query_id'");
|
|
}
|
|
|
|
/* update_data_query_sort_cache_by_host - updates the sort cache for all data queries associated
|
|
with a particular host. see update_data_query_sort_cache() for details about updating the cache
|
|
@arg $host_id - the id of the host to update the cache for */
|
|
function update_data_query_sort_cache_by_host($host_id) {
|
|
$data_queries = db_fetch_assoc("select snmp_query_id from host_snmp_query where host_id = '$host_id'");
|
|
|
|
if (sizeof($data_queries) > 0) {
|
|
foreach ($data_queries as $data_query) {
|
|
update_data_query_sort_cache($host_id, $data_query["snmp_query_id"]);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* get_best_data_query_index_type - returns the best available data query index type using the
|
|
sort cache
|
|
@arg $host_id - the id of the host which contains the data query
|
|
@arg $data_query_id - the id of the data query to fetch the best data query index type for
|
|
@returns - a string containing containing best data query index type. this will be one of the
|
|
valid input field names as specified in the data query xml file */
|
|
function get_best_data_query_index_type($host_id, $data_query_id) {
|
|
return db_fetch_cell("select sort_field from host_snmp_query where host_id = '$host_id' and snmp_query_id = '$data_query_id'");
|
|
}
|
|
|
|
/* get_script_query_path - builds the complete script query executable path
|
|
@arg $args - the variable that contains any arguments to be appended to the argument
|
|
list (variables will be substituted in this function)
|
|
@arg $script_path - the path on the disk to the script file
|
|
@arg $host_id - the id of the host that this script query belongs to
|
|
@returns - a full path to the script query script containing all arguments */
|
|
function get_script_query_path($args, $script_path, $host_id) {
|
|
global $config;
|
|
|
|
include_once($config["library_path"] . "/variables.php");
|
|
|
|
/* get any extra arguments that need to be passed to the script */
|
|
if (!empty($args)) {
|
|
$extra_arguments = substitute_host_data($args, "|", "|", $host_id);
|
|
}else{
|
|
$extra_arguments = "";
|
|
}
|
|
|
|
/* get a complete path for out target script */
|
|
return substitute_script_query_path($script_path) . " $extra_arguments";
|
|
}
|
|
|
|
?>
|