librenms/html/install.php

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<?php
session_start();
if (empty($_POST) && !empty($_SESSION) && !isset($_REQUEST['stage'])) {
$_POST = $_SESSION;
} elseif (!file_exists("../config.php")) {
$_SESSION = array_replace($_SESSION, $_POST);
}
$stage = isset($_POST['stage']) ? $_POST['stage'] : 0;
// Before we do anything, if we see config.php, redirect back to the homepage.
if (file_exists('../config.php') && $stage != 6) {
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header("Location: /");
exit;
}
// do not use the DB in init, we'll bring it up ourselves
$init_modules = array('web', 'nodb');
if ($stage > 3) {
$init_modules[] = 'auth';
}
require realpath(__DIR__ . '/..') . '/includes/init.php';
// List of php modules we expect to see
$modules = array('gd','mysqli','mcrypt');
$dbhost = @$_POST['dbhost'] ?: 'localhost';
$dbuser = @$_POST['dbuser'] ?: 'librenms';
$dbpass = @$_POST['dbpass'] ?: '';
$dbname = @$_POST['dbname'] ?: 'librenms';
$dbport = @$_POST['dbport'] ?: 3306;
$dbsocket = @$_POST['dbsocket'] ?: '';
$config['db_host']=$dbhost;
$config['db_user']=$dbuser;
$config['db_pass']=$dbpass;
$config['db_name']=$dbname;
$config['db_port']=$dbport;
$config['db_socket']=$dbsocket;
if (!empty($config['db_socket'])) {
$config['db_host'] = '';
$config['db_port'] = null;
} else {
$config['db_socket'] = null;
}
$add_user = @$_POST['add_user'] ?: '';
$add_pass = @$_POST['add_pass'] ?: '';
$add_email = @$_POST['add_email'] ?: '';
// Check we can connect to MySQL DB, if not, back to stage 1 :)
if ($stage > 1) {
try {
if ($stage != 6) {
dbConnect();
}
if ($stage == 2 && $_SESSION['build-ok'] == true) {
$stage = 3;
$msg = "It appears that the database is already setup so have moved onto stage $stage";
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}
} catch (\LibreNMS\Exceptions\DatabaseConnectException $e) {
$stage = 1;
$msg = "Couldn't connect to the database, please check your details<br /> " . $e->getMessage();
}
$_SESSION['stage'] = $stage;
}
session_write_close();
if ($stage == 4) {
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// Now check we have a username, password and email before adding new user
if (empty($add_user) || empty($add_pass) || empty($add_email)) {
$stage = 3;
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$msg = "You haven't entered enough information to add the user account, please check below and re-try";
}
} elseif ($stage == 6) {
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// If we get here then let's do some final checks.
if (!file_exists("../config.php")) {
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// config.php file doesn't exist. go back to that stage
$msg = "config.php still doesn't exist";
$stage = 5;
} else {
// all done, remove all traces of the install session
session_unset();
session_destroy();
setcookie(session_name(), '', 0, '/');
session_regenerate_id(true);
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}
}
if (empty($stage)) {
$stage = 0;
}
$total_stages = 6;
$stage_perc = $stage / $total_stages * 100;
$complete = 1;
?>
<!DOCTYPE HTML>
<html lang="en">
<head>
<title><?php echo($config['page_title_prefix']); ?></title>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link href="css/bootstrap.min.css" rel="stylesheet" type="text/css" />
<link href="<?php echo($config['stylesheet']); ?>" rel="stylesheet" type="text/css" />
<script src="js/jquery.min.js"></script>
<script src="js/bootstrap.min.js"></script>
<script src="js/bootstrap-hover-dropdown.min.js"></script>
<script src="js/hogan-2.0.0.js"></script>
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-6 col-md-offset-3">
<h2 class="text-center">Welcome to the <?php echo($config['project_name']); ?> install</h2>
</div>
</div>
<div class="row">
<div class="col-md-6 col-md-offset-3">
<h4 class="text-center">Stage <?php echo $stage; ?> of <?php echo $total_stages; ?> complete</h4>
</div>
</div>
<?php
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if (!empty($msg)) {
?>
<div class="row">
<div class="col-md-6 col-md-offset-3">
<div class="alert alert-danger"><?php echo $msg; ?></div>
</div>
</div>
<?php
}
?>
<div class="row">
<div class="col-md-6 col-md-offset-3">
<div id="install-progress" class="progress progress-striped">
<div class="progress-bar progress-bar-success" role="progressbar" aria-valuenow="<?php echo $stage_perc; ?>"
aria-valuemin="0" aria-valuemax="100" style="width: <?php echo $stage_perc; ?>%">
<span class="sr-only"><?php echo $stage_perc; ?>% Complete</span>
</div>
</div>
</div>
</div>
<?php
if ($stage == 0) {
?>
<div class="row">
<div class="col-md-6 col-md-offset-3">
<h4 class="text-center">Pre-Install Checks</h4>
</div>
</div>
<div class="row">
<div class="col-md-6 col-md-offset-3">
<table class="table table-condensed table-bordered">
<tr>
<th>Item</th>
<th>Status</th>
<th>Comments</th>
</tr>
<?php
$complete = true;
foreach ($modules as $extension) {
if (extension_loaded("$extension")) {
$status = 'installed';
$row_class = 'success';
} else {
$status = 'missing';
$row_class = 'danger';
$complete = false;
}
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echo "<tr class='$row_class'><td>PHP module <strong>$extension</strong></td><td>$status</td><td></td></tr>";
}
if (is_writable(session_save_path())) {
$status = 'yes';
$row_class = 'success';
} else {
$status = 'no';
$row_class = 'danger';
$complete = false;
}
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echo "<tr class='$row_class'><td>Session directory writable</td><td>$status</td><td>";
if ($status == 'no') {
echo session_save_path() . " is not writable";
$group_info = posix_getgrgid(filegroup(session_save_path()));
if ($group_info['gid'] !== 0) { // don't suggest adding users to the root group
$group = $group_info['name'];
$user = get_current_user();
echo ", suggested fix <strong>usermod -a -G $group $user</strong>";
}
}
echo "</td></tr>";
?>
</table>
</div>
</div>
<div class="row">
<div class="col-md-6 col-md-offset-3">
<form class="form-inline" role="form" method="post">
<input type="hidden" name="stage" value="1">
<button type="submit" class="btn btn-success pull-right" <?php if (!$complete) {
echo "disabled='disabled'";
} ?>>Next Stage</button>
</form>
</div>
</div>
<?php
} elseif ($stage == 1) {
?>
<div class="row">
<div class="col-md-3">
</div>
<div class="col-md-6">
<form class="form-horizontal" role="form" method="post">
<input type="hidden" name="stage" value="2">
<div class="form-group">
<label for="dbhost" class="col-sm-4" control-label">DB Host: </label>
<div class="col-sm-8">
<input type="text" class="form-control" name="dbhost" id="dbhost" value="<?php echo $dbhost; ?>" placeholder="Leave empty if using Unix-Socket">
</div>
</div>
<div class="form-group">
<label for="dbport" class="col-sm-4" control-label">DB Port: </label>
<div class="col-sm-8">
<input type="text" class="form-control" name="dbport" id="dbport" value="<?php echo $dbport; ?>" placeholder="Leave empty if using Unix-Socket">
</div>
</div>
<div class="form-group">
<label for="dbsocket" class="col-sm-4" control-label">DB Unix-Socket: </label>
<div class="col-sm-8">
<input type="text" class="form-control" name="dbsocket" id="dbsocket" value="<?php echo $dbsocket; ?>" placeholder="Leave empty if using Host">
</div>
</div>
<div class="form-group">
<label for="dbuser" class="col-sm-4" control-label">DB User: </label>
<div class="col-sm-8">
<input type="text" class="form-control" name="dbuser" id="dbuser" value="<?php echo $dbuser; ?>">
</div>
</div>
<div class="form-group">
<label for="dbpass" class="col-sm-4" control-label">DB Pass: </label>
<div class="col-sm-8">
<input type="password" class="form-control" name="dbpass" id="dbpass" value="<?php echo $dbpass; ?>">
</div>
</div>
<div class="form-group">
<label for="dbname" class="col-sm-4" control-label">DB Name: </label>
<div class="col-sm-8">
<input type="text" class="form-control" name="dbname" id="dbname" value="<?php echo $dbname; ?>">
</div>
</div>
<button type="submit" class="btn btn-success pull-right">Next Stage</button>
</form>
</div>
<div class="col-md-3">
</div>
</div>
<?php
} elseif ($stage == "2") {
?>
<div class="row">
<div class="col-md-3">
</div>
<div class="col-md-6">
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<h5 class="text-center">Importing MySQL DB - Do not close this page or interrupt the import</h5>
<textarea readonly id="db-update" class="form-control" rows="20" placeholder="Please Wait..." style="resize:vertical;"></textarea>
</div>
<div class="col-md-3">
</div>
</div>
<div class="row">
<div class="col-md-3">
</div>
<div class="col-md-6">
If you don't see any errors or messages above then the database setup has been successful.<br />
<form class="form-horizontal" role="form" method="post">
<input type="hidden" name="stage" value="3">
<input type="hidden" name="dbhost" value="<?php echo $dbhost; ?>">
<input type="hidden" name="dbuser" value="<?php echo $dbuser; ?>">
<input type="hidden" name="dbpass" value="<?php echo $dbpass; ?>">
<input type="hidden" name="dbname" value="<?php echo $dbname; ?>">
<input type="hidden" name="dbport" value="<?php echo $dbport; ?>">
<input type="hidden" name="dbsocket" value="<?php echo $dbsocket; ?>">
<input type="button" id="retry-btn" value="Retry" onClick="window.location.reload()" style="display: none;" class="btn btn-success">
<button type="submit" id="add-user-btn" class="btn btn-success pull-right" disabled>Goto Add User</button>
</form>
</div>
<div class="col-md-3">
</div>
</div>
<script type="text/javascript">
var output = document.getElementById("db-update");
xhr = new XMLHttpRequest();
xhr.open("GET", "ajax_output.php?id=db-update", true);
xhr.onprogress = function (e) {
output.innerHTML = e.currentTarget.responseText;
output.scrollTop = output.scrollHeight - output.clientHeight; // scrolls the output area
};
xhr.timeout = 90000; // if no response for 90s, allow the user to retry
xhr.ontimeout = function (e) {
$("#retry-btn").css("display", "");
};
xhr.onreadystatechange = function () {
if (xhr.readyState === XMLHttpRequest.DONE) {
if (xhr.status === 200) {
console.log("Complete");
$('#add-user-btn').removeAttr('disabled');
}
$('#install-progress').removeClass('active')
}
};
xhr.send();
$('#install-progress').addClass('active')
</script>
<?php
} elseif ($stage == "5") {
?>
<div class="row">
<div class="col-md-3">
</div>
<div class="col-md-6">
<?php
// Create the config file we will write or display
$config_file = <<<"EOD"
## Have a look in defaults.inc.php for examples of settings you can set here. DO NOT EDIT defaults.inc.php!
### Database config
\$config\['db_host'\] = '$dbhost';
\$config\['db_port'\] = '$dbport';
\$config\['db_user'\] = '$dbuser';
\$config\['db_pass'\] = '$dbpass';
\$config\['db_name'\] = '$dbname';
\$config\['db_socket'\] = '$dbsocket';
// This is the user LibreNMS will run as
//Please ensure this user is created and has the correct permissions to your install
\$config['user'] = 'librenms';
### Memcached config - We use this to store realtime usage
\$config\['memcached'\]\['enable'\] = FALSE;
\$config\['memcached'\]\['host'\] = "localhost";
\$config\['memcached'\]\['port'\] = 11211;
### Locations - it is recommended to keep the default
#\$config\['install_dir'\] = "$install_dir";
### This should *only* be set if you want to *force* a particular hostname/port
### It will prevent the web interface being usable form any other hostname
#\$config\['base_url'\] = "http://librenms.company.com";
### Enable this to use rrdcached. Be sure rrd_dir is within the rrdcached dir
### and that your web server has permission to talk to rrdcached.
#\$config\['rrdcached'\] = "unix:/var/run/rrdcached.sock";
### Default community
\$config\['snmp'\]\['community'\] = array("public");
### Authentication Model
\$config\['auth_mechanism'\] = "mysql"; # default, other options: ldap, http-auth
#\$config\['http_auth_guest'\] = "guest"; # remember to configure this user if you use http-auth
### List of RFC1918 networks to allow scanning-based discovery
#\$config\['nets'\]\[\] = "10.0.0.0/8";
#\$config\['nets'\]\[\] = "172.16.0.0/12";
#\$config\['nets'\]\[\] = "192.168.0.0/16";
# Uncomment the next line to disable daily updates
#\$config\['update'\] = 0;
EOD;
if (!file_exists("../config.php")) {
$conf = fopen("../config.php", 'w');
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if ($conf != false) {
if (fwrite($conf, "<?php\n") === false) {
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echo("<div class='alert alert-danger'>We couldn't create the config.php file, please create this manually before continuing by copying the below into a config.php in the root directory of your install (typically /opt/librenms/)</div>");
echo("<pre>&lt;?php\n".stripslashes($config_file)."</pre>");
} else {
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$config_file = stripslashes($config_file);
fwrite($conf, $config_file);
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echo("<div class='alert alert-success'>The config file has been created</div>");
}
} else {
echo("<div class='alert alert-danger'>We couldn't create the config.php file, please create this manually before continuing by copying the below into a config.php in the root directory of your install (typically /opt/librenms/)</div>");
echo("<pre>&lt;?php\n".stripslashes($config_file)."</pre>");
}
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}
?>
<form class="form-horizontal" role="form" method="post">
<input type="hidden" name="stage" value="6">
<input type="hidden" name="dbhost" value="<?php echo $dbhost; ?>">
<input type="hidden" name="dbuser" value="<?php echo $dbuser; ?>">
<input type="hidden" name="dbpass" value="<?php echo $dbpass; ?>">
<input type="hidden" name="dbname" value="<?php echo $dbname; ?>">
<input type="hidden" name="dbsocket" value="<?php echo $dbsocket; ?>">
<button type="submit" class="btn btn-success pull-right">Finish install</button>
</form>
<?php
?>
</div>
<div class="col-md-3">
</div>
</div>
<?php
} elseif ($stage == "3") {
?>
<div class="row">
<div class="col-md-3">
</div>
<div class="col-md-6">
<form class="form-horizontal" role="form" method="post">
<input type="hidden" name="stage" value="4">
<input type="hidden" name="dbhost" value="<?php echo $dbhost; ?>">
<input type="hidden" name="dbuser" value="<?php echo $dbuser; ?>">
<input type="hidden" name="dbpass" value="<?php echo $dbpass; ?>">
<input type="hidden" name="dbname" value="<?php echo $dbname; ?>">
<input type="hidden" name="dbsocket" value="<?php echo $dbsocket; ?>">
<div class="form-group">
<label for="add_user" class="col-sm-4 control-label">Username</label>
<div class="col-sm-8">
<input type="text" class="form-control" name="add_user" id="add_user" value="<?php echo $add_user; ?>">
</div>
</div>
<div class="form-group">
<label for="add_pass" class="col-sm-4 control-label">Password</label>
<div class="col-sm-8">
<input type="password" class="form-control" name="add_pass" id="add_pass" value="<?php echo $add_pass; ?>">
</div>
</div>
<div class="form-group">
<label for="add_email" class="col-sm-4 control-label">Email</label>
<div class="col-sm-8">
<input type="email" class="form-control" name="add_email" id="add_email" value="<?php echo $add_email; ?>">
</div>
</div>
<button type="submit" class="btn btn-success pull-right">Add User</button>
</form>
</div>
<div class="col-md-3">
</div>
</div>
<?php
} elseif ($stage == "4") {
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$proceed = 1;
?>
<div class="row">
<div class="col-md-3">
</div>
<div class="col-md-6">
<?php
if (auth_usermanagement()) {
if (!user_exists($add_user)) {
if (adduser($add_user, $add_pass, '10', $add_email)) {
echo("<div class='alert alert-success'>User has been added successfully</div>");
$proceed = 0;
} else {
echo("<div class='alert alert-danger'>User hasn't been added, please try again</div>");
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}
} else {
echo("<div class='alert alert-danger'>User $add_user already exists!</div>");
}
} else {
echo("<div class='alert alert-danger'>Auth module isn't loaded</div>");
}
?>
<form class="form-horizontal" role="form" method="post">
<input type="hidden" name="stage" value="5">
<input type="hidden" name="dbhost" value="<?php echo $dbhost; ?>">
<input type="hidden" name="dbuser" value="<?php echo $dbuser; ?>">
<input type="hidden" name="dbpass" value="<?php echo $dbpass; ?>">
<input type="hidden" name="dbname" value="<?php echo $dbname; ?>">
<input type="hidden" name="dbsocket" value="<?php echo $dbsocket; ?>">
<button type="submit" class="btn btn-success pull-right" <?php if ($proceed == "1") {
echo "disabled='disabled'";
} ?>>Generate Config</button>
</form>
</div>
<div class="col-md-3">
</div>
</div>
<?php
} elseif ($stage == "6") {
?>
<div class="row">
<div class="col-md-offset-3 col-md-6">
<div class="alert alert-danger">You haven't quite finished yet - please go back to the install docs and carry on the necessary steps to finish the setup!</div>
</div>
</div>
<div class="row">
<div class="col-md-3">
</div>
<div class="col-md-6">
<div class="alert alert-success">Thank you for setting up LibreNMS.<br />
It would be great if you would consider contributing to our statistics, you can do this on the <a href="about/">/about/</a> page and check the box under Statistics.<br />
You can now click <a href="/">here to login to your new install.</a></div>
</div>
<div class="col-md-3">
</div>
<?php
}
?>
</div>
</body>
</html>