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https://github.com/unraid/webgui.git
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126 lines
5.3 KiB
Plaintext
126 lines
5.3 KiB
Plaintext
Menu="UserPreferences"
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Title="Encryption Settings"
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Icon="encryption-settings.png"
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---
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<?PHP
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/* Copyright 2005-2017, Lime Technology
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* Copyright 2012-2017, Bergware International.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version 2,
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* as published by the Free Software Foundation.
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*/
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?>
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<?
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$keyfile = file_exists($var['luksKeyfile']) ? $var['luksKeyfile'] : '';
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$online = $var['fsState']=='Stopped' ? '' : 'disabled';
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?>
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<script>
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<?if ($keyfile):?>
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function checkInput(form) {
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form.keyfile.disabled = true;
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return true;
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}
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function toggleButton(checked) {
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$('input[name="#apply"]').prop('disabled',!checked);
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}
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<?else:?>
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function checkInput(form) {
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if (form.text.value || form.file.value) {
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form.input.disabled = true;
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form.local.disabled = true;
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return true;
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}
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return false;
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}
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function selectInput(form) {
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if (form.input.value == 'text') {
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form.file.value = '';
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form.local.value = '';
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$('#text').show(); $('#file').hide();
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} else {
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form.text.value = '';
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form.textConf.value = '';
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$('#text').hide(); $('#file').show();
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}
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form.apply.disabled = true;
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}
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function showPass(checked) {
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$('input[name="text"],input[name="textConf"]').attr('type',checked ? 'text' : 'password');
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}
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function getFileContent(event,form) {
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var input = event.target;
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var reader = new FileReader();
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reader.onload = function(){form.file.value = reader.result; form.apply.disabled = false;};
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reader.readAsText(input.files[0]);
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}
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<?endif;?>
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</script>
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<form markdown="1" name="encrypt_settings" method="POST" action="/update.php" target="progressFrame" onsubmit="return checkInput(this)">
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<input type="hidden" name="#file" value="unused">
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<input type="hidden" name="#include" value="webGui/include/KeyUpload.php">
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<input type="hidden" name="file" value="">
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Encryption key:
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: <?=$keyfile ?: 'Not present'?>
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> Shows the path and name of the current keyfile, if present.
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>
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> This keyfile is read during array Start and is used to encrypt/decrypt content of encrypted devices.
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<?if ($keyfile):?>
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Delete <input type="checkbox" name="keyfile" onchange="toggleButton(this.checked)">
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: <input type="submit" name="#apply" value="Delete" disabled><input type="button" value="Done" class="lock" onclick="done()">
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> With array Stopped, the keyfile may be deleted in order to specify a different encryption key. Note that once a device
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> is formatted with a particular key it may only be opened using that same key. Changing the encryption key requires
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> encrypted devices to be reformatted **resulting in permanent loss of all existing data on those devices.**
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> With array Started, the keyfile may be deleted to ensure there is no encryption key present on the server when
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> the array is online. Note that plugins are installed and may execute before and during the array Start process.
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<?else:?>
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Encryption input:
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: <select name="input" size="1" onchange="selectInput(this.form)"<?=$online?>>
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<?=mk_option(1, "text", "Passphrase")?>
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<?=mk_option(1, "file", "Keyfile")?>
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</select>
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> Select manual input or file input of the encryption key. Note that the encryption key needs to be re-entered each time the server is rebooted.
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>
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> The array will **not** Start automatically when encrypted volumes are present.
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<div id="text" markdown="1">
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Passphrase:
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: <input type="password" name="text" maxlength="512" value=""<?=$online?> onKeyUp="this.form.apply.disabled=(this.form.text.value!=this.form.textConf.value)"><?if (!$online):?><input id="eye" type="checkbox" onchange="showPass(this.checked)">show passphrase<?endif;?>
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Retype passphrase:
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: <input type="password" name="textConf" maxlength="512" value=""<?=$online?> onKeyUp="this.form.apply.disabled=(this.form.text.value!=this.form.textConf.value)">
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> Enter a passphrase of up to 512 characters. It is highly advisable to only use the 95 printable characters from the
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> first 128 characters of the [ASCII table](https://en.wikipedia.org/wiki/ASCII), as they will always have the same binary
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> representation. Other characters may have different encoding depending on system configuration and your passphrase will
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> not work with a different encoding. If you want a longer passphrase or to include binary data, upload a keyfile instead.
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> Please refer to the [cryptsetup FAQ](https://gitlab.com/cryptsetup/cryptsetup/wikis/FrequentlyAskedQuestions#5-security-aspects)
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> for what constitutes a *secure* passphrase.
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> **Memorize** this passphrase. **IF LOST, ENCRYPTED CONTENT CANNOT BE RECOVERED!**
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</div>
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<div id="file" markdown="1" style="display:none">
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Keyfile:
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: <input type="file" name="local" onchange="getFileContent(event,this.form)"<?=$online?>>
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> Select a local keyfile with a stored encryption key. The maximum size keyfile is 8M (8388608).
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> **Backup** your local keyfile. **IF LOST, ENCRYPTED CONTENT CANNOT BE RECOVERED!**
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</div>
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<input type="button" value="Benchmark" onclick="openBox('/webGui/include/CryptoBenchmark.php','Encryption Benchmarking',600,640)">
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: <input type="submit" name="apply" value="Apply" class="lock"><input type="button" value="Done" onclick="done()"><?if ($online):?>Array must be <span class="strong big">Stopped</span> to change<?endif;?>
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<?endif;?>
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</form>
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