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Add Laravel to LibreNMS (#8318)

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* Add Laravel to LibreNMS.

* Try to set permissions during initial install and first composer update to Laravel.

* Fix composer.lock
Fix missing db config keys

* Start building v1 layout
Port ajax_setresolution, inject csrf into jquery ajax calls
Layout works, building menu
Partially done.

* Fix device group list
remove stupid count relationships

* Print messages for common boot errors.
Don't log to laravel.log file.
Log to error_log until booted, then librenms.log

* Fix up some issues with Config loading
Start of custom directives

* Custom blade directives: config, notconfig, admin

* Preflight checks
Only load config files once.

* Update the composer.lock for php 5.6

* Menu through routing

* Start of alert menu

* Better alert scopes

* reduce cruft in models

* Alerting menu more or less working :D

* Fix style

* Improved preflight

* Fix chicken-eggs!

* Remove examples

* Better alert_rule status queries
Debugbar

* fix app.env check

* User Menu

* Settings bar (dropped refresh)
Search JS

* Toastr messages

* Rename preflight

* Use hasAccess(User) on most models.
Add port counts

* Missed a Preflight -> Checks rename

* Fix some formatting

* Boot Eloquent outside of Laravel
Use Eloquent for Config and Plugins so we don't have to connect with dbFacile inside Laravel.
Move locate_binary() into Config class

* Config WIP

* Try to fix a lot of config loading issues.

* Improve menu for non-admins removing unneeded menus
url() for all in menu

* Only use eloquent if it exists

* Include APP_URL in initial .env settings

* Implement Legacy User Provider

* Helper class for using Eloquent outside of Laravel.
Allows access to DB style queries too and checking the connection status.

* Fix up tests

* Fix device groups query

* Checking Travis

* copy config.test.php earlier

* dbFacile check config before connecting
Don't use exception to check if eloquent is connected, it gets grabbed by the exception handler.
Ignore missing config.php error.

* Fix config load with database is not migrated yet.

* Remove Config::load() from early boot.

* Use laravel config settings to init db (this prefers .env settings)
Fix bgp vars not set in menu
add _ide_helper.php to .gitignore

* Restrict dependencies to versions that support php 5.6

* Update ConfigTest

* Fix a couple of installation issues

* Add unique NODE_ID to .env

* Correct handling of title image

* Fix database config not loading. Thanks @laf

* Don't prepend /

* add class_exists checks for development service providers

* Fix config value casting

* Don't use functions that may not exist

* Update dbFacile.php

* d_echo may not be defined when Config used called.

* Add SELinux configuration steps
More detailed permissions check.
Check all and give complete corrective commands in one step.

* Ignore node_modules directory

* Re-add accidetal removal
This commit is contained in:
Tony Murray
2018-05-09 08:05:17 -05:00
committed by GitHub
parent 8afafe7eb0
commit 1ad7f3138b
132 changed files with 10430 additions and 1578 deletions
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172
app/Checks.php Normal file
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<?php
/**
* Checks.php
*
* Pre-flight checks at various stages of booting
*
* 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 3 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @package LibreNMS
* @link http://librenms.org
* @copyright 2018 Tony Murray
* @author Tony Murray <murraytony@gmail.com>
*/
namespace App;
use App\Models\Device;
use App\Models\Notification;
use Auth;
use Carbon\Carbon;
use Dotenv\Dotenv;
use Kamaln7\Toastr\Facades\Toastr;
use LibreNMS\Config;
class Checks
{
public static function preBoot()
{
// check file/folder permissions
$check_folders = [
self::basePath('bootstrap/cache'),
self::basePath('storage'),
self::basePath('logs'),
];
$check_files = [
self::basePath('logs/librenms.log'), // This file is important because Laravel needs to be able to write to it
];
// check that each is writable
$check_folders = array_filter($check_folders, function ($path) {
return !is_writable($path);
});
$check_files = array_filter($check_files, function ($path) {
return file_exists($path) xor is_writable($path);
});
if (!empty($check_folders) || !empty($check_files)) {
// only operate on parent directories, not files
$check = array_unique(array_merge($check_folders, array_map('dirname', $check_files)));
// load .env, it isn't loaded
$dotenv = new Dotenv(__DIR__ . '/../');
$dotenv->load();
$user = env('LIBRENMS_USER', 'librenms');
$group = env('LIBRENMS_GROUP', $user);
// build chown message
$dirs = implode(' ', $check);
$chown_commands = [
"chown -R $user:$group $dirs",
"setfacl -R -m g::rwx $dirs",
"setfacl -d -m g::rwx $dirs",
];
//check for missing directories
$missing = array_filter($check, 'file_exists');
if (!empty($missing)) {
array_unshift($chown_commands, 'mkdir -p ' . implode(' ', $missing));
}
self::printMessage(
"Error: $dirs not writable! Run these commands as root to fix:",
$chown_commands
);
// build SELinux output
$selinux_commands = [];
foreach ($check as $dir) {
$selinux_commands[] = "semanage fcontext -a -t httpd_sys_content_t '$dir(/.*)?'";
$selinux_commands[] = "semanage fcontext -a -t httpd_sys_rw_content_t '$dir(/.*)?'";
$selinux_commands[] = "restorecon -RFvv $dir";
}
self::printMessage(
"If using SELinux you may also need:",
$selinux_commands,
true
);
}
}
/**
* Pre-boot dependency check
*/
public static function postAutoload()
{
if (!class_exists(\Illuminate\Foundation\Application::class)) {
self::printMessage(
'Error: Missing dependencies! Run the following command to fix:',
'./scripts/composer_wrapper.php install --no-dev',
true
);
}
}
/**
* Post boot Toast messages
*/
public static function postAuth()
{
$notifications = Notification::isUnread(Auth::user())->where('severity', '>', 1)->get();
foreach ($notifications as $notification) {
Toastr::error("<a href='notifications/'>$notification->body</a>", $notification->title);
}
if (Device::isUp()->whereTime('last_polled', '<=', Carbon::now()->subMinutes(15))->count() > 0) {
Toastr::warning('<a href="poll-log/filter=unpolled/">It appears as though you have some devices that haven\'t completed polling within the last 15 minutes, you may want to check that out :)</a>', 'Devices unpolled');
}
// Directory access checks
$rrd_dir = Config::get('rrd_dir');
if (!is_dir($rrd_dir)) {
Toastr::error("RRD Directory is missing ($rrd_dir). Graphing may fail.");
}
$temp_dir = Config::get('temp_dir');
if (!is_dir($temp_dir)) {
Toastr::error("Temp Directory is missing ($temp_dir). Graphing may fail.");
} elseif (!is_writable($temp_dir)) {
Toastr::error("Temp Directory is not writable ($temp_dir). Graphing may fail.");
}
}
private static function printMessage($title, $content, $exit = false)
{
$content = (array)$content;
if (PHP_SAPI == 'cli') {
$format = "%s\n\n%s\n\n";
$message = implode(PHP_EOL, $content);
} else {
$format = "<h3 style='color: firebrick;'>%s</h3><p>%s</p>";
$message = implode('<br />', $content);
}
printf($format, $title, $message);
if ($exit) {
exit(1);
}
}
private static function basePath($path = '')
{
$base_dir = realpath(__DIR__ . '/..');
return "$base_dir/$path";
}
}