Automatic fixes for validation failures (#13930)

* Automatic fixes for validations

* webui

* lint fixes

* Fix an install issue with ConfigSeeder requesting cli input in web page.

* Do not use c_echo in validate.php print_fail()

tests/Unit/ValidationFixTest.php

@@ -0,0 +1,58 @@
+<?php
+/*
+ * ValidationFixTest.php
+ *
+ * -Description-
+ *
+ * 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  2022 Tony Murray
+ * @author     Tony Murray <murraytony@gmail.com>
+ */
+
+namespace LibreNMS\Tests\Unit;
+
+use LibreNMS\Tests\TestCase;
+use LibreNMS\Validations\Rrd\CheckRrdVersion;
+use Storage;
+
+class ValidationFixTest extends TestCase
+{
+    public function testRrdVersionFix(): void
+    {
+        Storage::fake('base');
+        Storage::disk('base')->put('config.php', <<<'EOF'
+<?php
+$config['test'] = 'rrdtool_version';
+$config['rrdtool_version'] = '1.0';
+$config["rrdtool_version"] = '1.1';
+# comment
+
+EOF
+        );
+
+        (new CheckRrdVersion())->fix();
+
+        $actual = Storage::disk('base')->get('config.php');
+        $this->assertSame(<<<'EOF'
+<?php
+$config['test'] = 'rrdtool_version';
+# comment
+
+EOF, $actual);
+        Storage::disk('base')->delete('config.php');
+    }
+}