<?php /*------------------------------------------------------------------------------ Produce the page for running commands on the nodes of the cluster ------------------------------------------------------------------------------*/ $TOPDIR = '..'; $expire_time = gmmktime(0, 0, 0, 1, 1, 2038); //setcookie('history[]', "date;hello.sh", $expire_time); require_once "$TOPDIR/lib/functions.php"; if (!isset($_REQUEST['intab'])) { insertHeader('Run Commands on Nodes', array('dsh.css'), array('dsh.js'), array('manage','dsh')); echo "<div id=content>\n"; } else { // if loading in the tabs, still need to load dsh.js (dsh.css must be loaded in the <head> section and therefore must be loaded by groups.php) echo "<script type='text/javascript' src='$TOPDIR/manage/dsh.js'></script>\n"; } echo "<FORM NAME=dshForm id=dshForm>\n"; if (isset($_REQUEST['noderange']) && !isset($_REQUEST['intab'])) { echo "<p><B><FONT size='+1'>Run Command on: </FONT></B>"; if (strlen($_REQUEST['noderange']) > 70) { echo "<TEXTAREA rows=1 cols=70 readonly name=nodeList id=nodeList>" . $_REQUEST['noderange'] . "</TEXTAREA></p>\n"; } else { echo "<INPUT size=70 type=text name=nodeList id=nodeList value='" . $_REQUEST['noderange'] . "'></p>\n"; } } echo "<P>Select a previous command from the history, or enter the command and options below. Then click on Run Cmd.</P>\n"; insertButtons(array('label' => 'Run Cmd', 'id' => 'runcmdButton', 'onclick' => 'opencmddialog()')); if (!isset($_REQUEST['noderange']) && !isset($_REQUEST['intab'])) { echo "<p>Run Command on Group:<SELECT name=nodegrps id=nodegrps><OPTION value=''>Choose ...</OPTION>\n"; $nodegroups = getGroups(); foreach ($nodegroups as $group) { //if($group == $currentGroup) { $selected = 'selected'; } else { $selected = ''; } echo "<OPTION value='$group' $selected>$group</OPTION>\n"; } echo "</SELECT></p>\n"; } ?> <p>Command: <INPUT size=60 type=text name=command id=command> History: <SELECT name=history onChange="_setvars();"> <OPTION value="">Choose ...</OPTION> <?php if (isset($_COOKIE['history'])) { foreach ($_COOKIE['history'] as $value) { echo "<option value='$value'>$value</option>\n"; } } ?> </SELECT> <p><label><INPUT type=checkbox name=copy_script id=copy_script> Copy command to nodes (The command specified above will 1st be copied to /tmp on the nodes and executed from there.)</label></p> <p><label><INPUT type=checkbox name=run_psh id=run_psh disabled> Use parallel shell (psh) command instead of xdsh. When this option is chosen, some of the options below (associated with xdsh) are disabled.</label></p> <h3>Options:</h3> <TABLE id=inner_table cellspacing=0 cellpadding=5> <TR> <TD valign=top nowrap><label><INPUT type=checkbox name=serial id=serial>Streaming mode</label></TD> <TD>Specifies that output is returned as it becomes available from each target, instead of waiting for the command to be completed on a target before returning output from that target.</TD> </TR> <TR> <TD valign=top nowrap><label><INPUT type=checkbox name=monitor id=monitor>Monitor</label></TD> <TD>Prints starting and completion messages for each node. Useful with Streaming mode.</TD> </TR> <TR> <TD valign=top nowrap><label><INPUT type=checkbox name=verify id=verify>Verify</label></TD> <TD>Verifies that nodes are responding before sending the command to them.</TD> </TR> <TR> <TD valign=top nowrap><label><INPUT type=checkbox name=collapse id=collapse disabled>Collaspe Identical Output</label></TD> <TD>Automatically pipe the xdsh output into xdshbak which will only display output once for all the nodes that display identical output. See the xdshbak man page for more info.</TD> </TR> <TR> <TD valign=top nowrap>Fanout: <INPUT type=text name=fanout id=fanout></TD> <TD>The maximum number of nodes the command should be run on concurrently. When the command finishes on 1 of the nodes, it will be started on an additional node (the default is 64).</TD> </TR> <TR> <TD valign=top nowrap>UserID: <INPUT type=text name=userID id=userID></TD> <TD>The user id to use to run the command on the nodes.</TD> </TR> <TR> <TD valign=top nowrap>Remote Shell: <INPUT type=text name=rshell id=rshell></TD> <TD>The remote shell program to use to run the command on the nodes. The default is /usr/bin/ssh.</TD> </TR> <TR> <TD valign=top nowrap>Shell Options: <INPUT type=text name=shell_opt id=shell_opt></TD> <TD>Options to pass to the remote shell being used.</TD> </TR> <TR> <TD valign=top nowrap><label><INPUT type=checkbox name=ret_code id=ret_code>Return Code</label></TD> <TD>Prints the return code of the (last) command that was run remotely on each node. The return code is appended at the end of the output for each node.</TD> </TR> </table> <h3>Tips:</h3> <UL> <LI>See the <A href="<?php echo getDocURL('manpage','xdsh.1'); ?>">xdsh man page</A> for more information about this command.</LI> </UL> </FORM> <script type='text/javascript'>dshReady();</script> <?php if (!isset($_REQUEST['intab'])) { echo "<div>\n"; insertFooter(); } ?>