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|
<?php
/*
+-------------------------------------------------------------------------+
| Copyright (C) 2004 Ian Berry |
| |
| This program is free software; you can redistribute it and/or |
| modify it under the terms of the GNU General Public License |
| as published by the Free Software Foundation; either version 2 |
| of the License, or (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
+-------------------------------------------------------------------------+
| cacti: a php-based graphing solution |
+-------------------------------------------------------------------------+
| Most of this code has been designed, written and is maintained by |
| Ian Berry. See about.php for specific developer credit. Any questions |
| or comments regarding this code should be directed to: |
| - iberry@raxnet.net |
+-------------------------------------------------------------------------+
| - raXnet - http://www.raxnet.net/ |
+-------------------------------------------------------------------------+
*/
$no_http_headers = true;
/* do NOT run this script through a web browser */
if (!isset($_SERVER["argv"][0])) {
die("<br><strong>This script is only meant to run at the command line.</strong>");
exit(-1);
}
/* define STDOUT/STDIN file descriptors if not running under CLI */
if (php_sapi_name() != "cli") {
define("STDIN", fopen('php://stdin', 'r'));
define("STDOUT", fopen('php://stdout', 'w'));
ini_set("max_execution_time", "296");
}
/* used for includes */
include_once(dirname(__FILE__) . "/include/config.php");
/* PHP Bug. Not yet logged */
if ($config["cacti_server_os"] == "win32") {
$guess = substr(__FILE__,0,2);
if ($guess == strtoupper($guess)) {
$response = "ERROR: The PHP Script Server MUST be started using the full path to the file and in lower case. This is a PHP Bug!!!";
print "\n";
cacti_log($response, true, "PHPSVR");
exit(-1);
}
}
/* Record the calling environment */
if ($_SERVER["argc"] >= 2) {
if ($_SERVER["argv"][1] == "cactid")
$environ = "cactid";
else
if (($_SERVER["argv"][1] == "cmd.php") || ($_SERVER["argv"][1] == "cmd"))
$environ = "cmd";
else
$environ = "other";
if ($_SERVER["argc"] == 3)
$poller_id = $_SERVER["argv"][2];
else
$poller_id = 0;
} else {
$environ = "cmd";
$poller_id = 0;
}
if(read_config_option("log_verbosity") == POLLER_VERBOSITY_DEBUG) {
cacti_log("DEBUG: SERVER: " . $environ, false, "PHPSVR");
cacti_log("DEBUG: GETCWD: " . strtolower(strtr(getcwd(),"\\","/")), false, "PHPSVR");
cacti_log("DEBUG: DIRNAM: " . strtolower(strtr(dirname(__FILE__),"\\","/")), false, "PHPSVR");
cacti_log("DEBUG: FILENM: " . __FILE__, false, "PHPSVR");
}
/* send status back to the server */
if (read_config_option("log_verbosity") >= POLLER_VERBOSITY_HIGH) {
cacti_log("PHP Script Server has Started - Parent is " . $environ, false, "PHPSVR");
}
fputs(STDOUT, "PHP Script Server has Started - Parent is " . $environ . "\n");
fflush(STDOUT);
/* process waits for input and then calls functions as required */
while (1) {
$result = "";
$in_string = fgets(STDIN,255);
$in_string = rtrim(strtr(strtr($in_string,'\r',''),'\n',''));
if (strlen($in_string)>0) {
if (($in_string != "quit") && ($in_string != "")) {
/* get file to be included */
$inc = substr($in_string,0,strpos($in_string," "));
$remainder = substr($in_string,strpos($in_string," ")+1);
/* parse function from command */
if (!strpos($remainder," ")) {
$cmd = $remainder;
$parm = "";
$preparm = "";
} else {
$cmd = substr($remainder,0,strpos($remainder," "));
// parse parameters from remainder of command
$preparm = substr($remainder,strpos($remainder," ")+1);
$parm = explode(" ",$preparm);
}
if (read_config_option("log_verbosity") == POLLER_VERBOSITY_DEBUG) {
cacti_log("DEBUG: INCLUDE: '". $inc . "' SCRIPT: '" .$cmd . "' CMD: '" . $preparm . "'", false, "PHPSVR");
}
/* check for existance of function. If exists call it */
if ($cmd != "") {
if (!function_exists($cmd)) {
if (file_exists($inc)) {
/* quirk in php R5.0RC3, believe it or not.... */
/* path must be lower case */
$inc = strtolower($inc);
/* set this variable so the calling script can determine if it was called
* by the script server or stand-alone */
$called_by_script_server = true;
include_once($inc);
} else {
cacti_log("WARNING: PHP Script File to be included, does not exist", false, "PHPSVR");
}
}
} else {
cacti_log("WARNING: PHP Script Server encountered errors parsing the command", false, "PHPSVR");
}
if (function_exists($cmd)) {
if ($parm == "") {
$result = call_user_func($cmd);
} else {
$result = call_user_func_array($cmd, $parm);
}
if (!validate_result($result)) {
$result = "U";
}
if (strpos($result,"\n") != 0) {
fputs(STDOUT, $result);
fflush(STDOUT);
} else {
fputs(STDOUT, $result . "\n");
fflush(STDOUT);
}
if (read_config_option("log_verbosity") >= POLLER_VERBOSITY_DEBUG) {
cacti_log("SERVER: " . $in_string . " output " . $result, false, "PHPSVR");
}
} else {
cacti_log("WARNING: Function does not exist\n", false, "PHPSVR");
fputs(STDOUT, "WARNING: Function does not exist\n");
}
}elseif ($in_string == "quit") {
fputs(STDOUT, "PHP Script Server Shutdown request received, exiting\n");
if (read_config_option("log_verbosity") == POLLER_VERBOSITY_DEBUG) {
cacti_log("DEBUG: PHP Script Server Shutdown request received, exiting", false, "PHPSVR");
}
break;
}else {
cacti_log("WARNING: Problems with input", false, "PHPSVR");
fputs(STDOUT, "ERROR: Problems with input\n");
}
}else {
cacti_log("ERROR: Input Expected, Script Server Terminating", false, "PHPSVR");
fputs(STDOUT, "ERROR: Input Expected, Script Server Terminating\n");
exit (-1);
}
}
?>
|
