xcat-core/xCAT-web/manage/dsh_action.php

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<?php
/**
* Action file for running xdsh/psh and output the results to the screen
*/
$TOPDIR = '..';
require_once "$TOPDIR/lib/functions.php";
// HTTP Headers to tell the browser to always update, never cache this page
// so the History combo box always update the new commands added whenever the page is reloaded
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); // date in the past
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); // always modified
header("Cache-Control: no-store, no-cache, must-revalidate"); // HTTP/1.1
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache"); // HTTP/1.0
// Store command into history cookie, if it is not already there
$expire_time = gmmktime(0, 0, 0, 1, 1, 2038);
//echo "<p>{$_REQUEST['command']},"; foreach ($_COOKIE['history'] as $h) { echo "$h,"; }; echo "</p>\n";
//echo "<p>" . isset($_COOKIE['history']) . ',' . array_search($_REQUEST['command'], $_COOKIE['history']) . "</p>\n";
if (isset($_COOKIE['history']) && array_search($_REQUEST['command'], $_COOKIE['history'])!==FALSE) {
// this command is already in the history, so do not need to add it
} else {
$i = isset($_COOKIE['history']) ? count($_COOKIE['history']) : 0;
setcookie("history[$i]", $_REQUEST['command'], $expire_time);
}
//print_r($_COOKIE);
//get the command and the options
$cmd = @$_REQUEST["command"];
$node = @$_REQUEST["node"];
$group = @$_REQUEST["nodegrps"];
$copy = @$_REQUEST["copy_script"];
$psh = @$_REQUEST["run_psh"];
$serial = @$_REQUEST["serial"];
$monitor = @$_REQUEST["monitor"];
$verify = @$_REQUEST["verify"];
$collapse = @$_REQUEST["collapse"];
$fanout = @$_REQUEST["fanout"];
$userID = @$_REQUEST["userID"];
$rshell = @$_REQUEST["rshell"];
$shell_opt = @$_REQUEST["shell_opt"];
$ret_code = @$_REQUEST["ret_code"];
// Set the cmd arguments
if (!empty($group)) $noderange = $group;
else $noderange = $node;
if ($copy) $args[] = "-e";
if ($serial) $args[] = "-s"; //streaming mode
if ($monitor) $args[] = "-m";
if ($verify) $args[] = "-v";
if (!empty($fanout)) { $args[] = "-f"; $args[] = $fanout; }
if (!empty($userID)) { $args[] = "-l"; $args[] = $userID; }
if (!empty($rshell)) { $args[] = "-r"; $args[] = $rshell; }
if (!empty($shell_opt)) { $args[] = "-o"; $args[] = $shell_opt; }
if ($ret_code) $args[] = "-z";
if (!$psh) $command = "xdsh";
else $command = "psh";
//todo: if ($collapse == "on") $command_string .= " | dshbak -c";
// Run the script
$args[] = $cmd;
echo "<p>Command: &nbsp;<b>$command $noderange " . implode(' ',$args) . "</b></p><p>";
$xml = docmd($command, $noderange, $args); //todo: do streaming output
foreach ($xml->children() as $response) foreach ($response->children() as $line) { echo "$line<br>"; }
echo "</p>\n";
/***************************************************************************************
* TEST PART
* for now just use system command on the server, not using psh to run cmds on the nodes
***************************************************************************************/
//test case 1: mode 1 (or -1)
/*$rc = runcmd($cmd,1, $outp);
echo "</br> RC to caller: " . $rc . "</br>";*/
//passed
//test case 2: mode 3
/*$rc = runcmd($cmd,3, $outp, array('NoRedirectStdErr' => TRUE));
echo "RC to caller: " . $rc . "</br>";
echo "Ouput file handle: " . $outp . "</br>";
echo "Results: " . "</br>";
if ($outp){
while (!feof($outp)){
$read = fgets($outp);
echo $read;
}
}*/
//passed
//testcase 3: mode 0
/*$rc = runcmd($cmd,0, $outp, array('NoRedirectStdErr' => TRUE));
if ($rc == 0) echo "Results: ";
foreach ($outp as $key => $val){
echo $val. ";";
}*/
//passed
//testcase 4: mode 2
/*$rc = runcmd($cmd,2, $outp, array('NoRedirectStdErr' => TRUE));
echo "Results: " . $outp;*/
//passed
/*
//history cookie
if ($rc == 0){ // no error
if (isset($_COOKIE["history"])){ //append to the old cookie
//avoid repetitive entries when user hit "Refresh" button
if (strstr($_COOKIE["history"], ';') == FALSE){ //just have one entry in the history cookie
if (strcmp($_COOKIE["history"],$cmd_text) <> 0){
$cmd_history = $_COOKIE["history"] . ";" . $cmd_text;
setcookie("history",$cmd_history,$expire_time);
}
} else {
$string = $_COOKIE["history"];
$token = strtok($string, ';');
$is_repetitive = 0;
if (strcmp($token,$cmd_text) <> 0) $is_repetitive = 1;
while (FALSE !== ($token = strtok(';'))) {
if (strcmp($token,$cmd_text) <> 0) $is_repetitive = 1;
}
if ($is_repetitive == 0){ //the new command is not repetitive
$cmd_history = $_COOKIE["history"] . ";" . $cmd_text;
setcookie("history",$cmd_history,$expire_time);
}
}
}
else{ //first time, write new
$cmd_history = $cmd_text;
setcookie("history",$cmd_history,$expire_time); //cookie lasts 30 days
}
}*/
?>