mailinabox/management/templates/system-backup.html

214 lines
7.5 KiB
HTML

<style>
#backup-status th { text-align: center; }
#backup-status tr.full-backup td { font-weight: bold; }
</style>
<h2>Backup Status</h2>
<p>The box makes an incremental backup each night. By default the backup is stored on the machine itself, but you can also have it stored on Amazon S3.</p>
<h3>Configuration</h3>
<form class="form-horizontal" role="form" onsubmit="set_custom_backup(); return false;">
<div class="form-group">
<label for="backup-target-type" class="col-sm-2 control-label">Backup to:</label>
<div class="col-sm-2">
<select class="form-control" rows="1" id="backup-target-type" onchange="toggle_form()">
<option value="off">Nowhere (Disable Backups)</option>
<option value="local">{{hostname}}</option>
<option value="s3">Amazon S3</option>
</select>
</div>
</div>
<div class="form-group backup-target-local">
<div class="col-sm-10 col-sm-offset-2">
<div>Backups are stored on this machine&rsquo;s own hard disk. You are responsible for periodically using SFTP (FTP over SSH) to copy the backup files from <tt id="backup-location"></tt> to a safe location. These files are encrypted, so they are safe to store anywhere.</div>
</div>
</div>
<div class="form-group backup-target-s3">
<div class="col-sm-10 col-sm-offset-2">
<div>Backups are stored in an Amazon Web Services S3 bucket. You must have an AWS account already.</div>
</div>
</div>
<div class="form-group backup-target-local backup-target-s3">
<label for="min-age" class="col-sm-2 control-label">How many days should backups be kept?</label>
<div class="col-sm-8">
<input type="number" class="form-control" rows="1" id="min-age">
</div>
</div>
<div class="form-group backup-target-s3">
<label for="backup-target-s3-host" class="col-sm-2 control-label">S3 Region</label>
<div class="col-sm-8">
<select class="form-control" rows="1" id="backup-target-s3-host">
{% for name, host in backup_s3_hosts %}
<option value="{{host}}">{{name}}</option>
{% endfor %}
</select>
</div>
</div>
<div class="form-group backup-target-s3">
<label for="backup-target-s3-path" class="col-sm-2 control-label">S3 Path</label>
<div class="col-sm-8">
<input type="text" placeholder="your-bucket-name/backup-directory" class="form-control" rows="1" id="backup-target-s3-path">
</div>
</div>
<div class="form-group backup-target-s3">
<label for="backup-target-user" class="col-sm-2 control-label">S3 Access Key</label>
<div class="col-sm-8">
<input type="text" class="form-control" rows="1" id="backup-target-user">
</div>
</div>
<div class="form-group backup-target-s3">
<label for="backup-target-pass" class="col-sm-2 control-label">S3 Secret Access Key</label>
<div class="col-sm-8">
<input type="text" class="form-control" rows="1" id="backup-target-pass">
</div>
</div>
<div class="form-group">
<div class="col-sm-offset-2 col-sm-10">
<button id="set-s3-backup-button" type="submit" class="btn btn-primary">Save</button>
</div>
</div>
</form>
<p>Copy the encryption password from <tt id="backup-encpassword-file"></tt> to a safe and secure location. You will need this file to decrypt backup files.</p>
<h3>Available Backups</h3>
<p>The backup location currently contains the backups listed below. The total size of the backups is currently <span id="backup-total-size"></span>.</p>
<table id="backup-status" class="table" style="width: auto">
<thead>
<th colspan="2">When</th>
<th>Type</th>
<th>Size</th>
<th>Deleted in...</th>
</thead>
<tbody>
</tbody>
</table>
<script>
function toggle_form() {
var target_type = $("#backup-target-type").val();
$(".backup-target-local, .backup-target-s3").hide();
$(".backup-target-" + target_type).show();
}
function nice_size(bytes) {
var powers = ['bytes', 'KB', 'MB', 'GB', 'TB'];
while (true) {
if (powers.length == 1) break;
if (bytes < 1000) break;
bytes /= 1024;
powers.shift();
}
// round to have three significant figures but at most one decimal place
if (bytes >= 100)
bytes = Math.round(bytes)
else
bytes = Math.round(bytes*10)/10;
return bytes + " " + powers[0];
}
function show_system_backup() {
show_custom_backup()
$('#backup-status tbody').html("<tr><td colspan='2' class='text-muted'>Loading...</td></tr>")
api(
"/system/backup/status",
"GET",
{ },
function(r) {
$('#backup-status tbody').html("");
var total_disk_size = 0;
if (typeof r.backups == "undefined") {
var tr = $('<tr><td colspan="3">Backups are turned off.</td></tr>');
$('#backup-status tbody').append(tr);
return;
} else if (r.backups.length == 0) {
var tr = $('<tr><td colspan="3">No backups have been made yet.</td></tr>');
$('#backup-status tbody').append(tr);
}
for (var i = 0; i < r.backups.length; i++) {
var b = r.backups[i];
var tr = $('<tr/>');
if (b.full) tr.addClass("full-backup");
tr.append( $('<td/>').text(b.date_str + " " + r.tz) );
tr.append( $('<td/>').text(b.date_delta + " ago") );
tr.append( $('<td/>').text(b.full ? "full" : "increment") );
tr.append( $('<td style="text-align: right"/>').text( nice_size(b.size)) );
if (b.deleted_in)
tr.append( $('<td/>').text(b.deleted_in) );
else
tr.append( $('<td class="text-muted">unknown</td>') );
$('#backup-status tbody').append(tr);
total_disk_size += b.size;
}
$('#backup-total-size').text(nice_size(total_disk_size));
})
}
function show_custom_backup() {
$(".backup-target-local, .backup-target-s3").hide();
api(
"/system/backup/config",
"GET",
{ },
function(r) {
if (r.target == "file://" + r.file_target_directory) {
$("#backup-target-type").val("local");
} else if (r.target == "off") {
$("#backup-target-type").val("off");
} else if (r.target.substring(0, 5) == "s3://") {
$("#backup-target-type").val("s3");
var hostpath = r.target.substring(5).split('/');
var host = hostpath.shift();
$("#backup-target-s3-host").val(host);
$("#backup-target-s3-path").val(hostpath.join('/'));
}
$("#backup-target-user").val(r.target_user);
$("#backup-target-pass").val(r.target_pass);
$("#min-age").val(r.min_age_in_days);
$('#backup-location').text(r.file_target_directory);
$('#backup-encpassword-file').text(r.enc_pw_file);
toggle_form()
})
}
function set_custom_backup() {
var target_type = $("#backup-target-type").val();
var target_user = $("#backup-target-user").val();
var target_pass = $("#backup-target-pass").val();
var target;
if (target_type == "local" || target_type == "off")
target = target_type;
else if (target_type == "s3")
target = "s3://" + $("#backup-target-s3-host").val() + "/" + $("#backup-target-s3-path").val();
var min_age = $("#min-age").val();
api(
"/system/backup/config",
"POST",
{
target: target,
target_user: target_user,
target_pass: target_pass,
min_age: min_age
},
function(r) {
// Responses are multiple lines of pre-formatted text.
show_modal_error("Backup configuration", $("<pre/>").text(r), function() { show_system_backup(); }); // refresh after modal
},
function(r) {
show_modal_error("Backup configuration (error)", r);
});
return false;
}
</script>