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'use strict';
'require baseclass';
'require fs';
'require form';
return baseclass.extend({
title: _('DF Plugin Configuration'),
description: _('The df plugin collects statistics about the disk space usage on different devices, mount points or filesystem types.'),
addFormOptions(s) {
let o;
o = s.option(form.Flag, 'enable', _('Enable this plugin'));
o = s.option(form.DynamicList, 'Devices', _('Monitor devices'));
o.optional = true;
o.depends('enable', '1');
o.load = function(section_id) {
return fs.lines('/proc/partitions').then(L.bind(function(lines) {
const parts = [];
for (let l of lines) {
const line = L.toArray(l);
if (!isNaN(line[0]))
parts.push('/dev/' + line[3]);
}
parts.sort();
for (let p of parts)
this.value(p);
return this.super('load', [section_id]);
}, this));
};
o = s.option(form.DynamicList, 'MountPoints', _('Monitor mount points'));
o.default = '/overlay';
o.optional = true;
o.depends('enable', '1');
o.load = function(section_id) {
return fs.lines('/proc/mounts').then(L.bind(function(lines) {
let mounts = {};
for (let l of lines) {
const line = L.toArray(l);
mounts[line[1]] = true;
}
mounts = Object.keys(mounts).sort();
for (let m of mounts)
this.value(m);
return this.super('load', [section_id]);
}, this));
};
o = s.option(form.DynamicList, 'FSTypes', _('Monitor filesystem types'));
o.default = 'tmpfs';
o.optional = true;
o.depends('enable', '1');
o.load = function(section_id) {
return Promise.all([
fs.lines('/etc/filesystems'),
fs.lines('/proc/filesystems')
]).then(L.bind(function(lines) {
const fslines = lines[0].concat(lines[1]);
let fstypes = {};
for (let fsl of fslines) {
var line = L.toArray(fsl);
if (line.length == 2 && line[0] == 'nodev')
continue;
fstypes[line.pop()] = true;
}
fstypes = Object.keys(fstypes).sort();
for (let fst of fstypes)
this.value(fst);
return this.super('load', [section_id]);
}, this));
};
o = s.option(form.Flag, 'IgnoreSelected', _('Monitor all except specified'));
o.depends('enable', '1');
o = s.option(form.Flag, 'ValuesPercentage', _('Free space, reserved space and used space is reported as relative values'));
o.depends('enable', '1');
},
configSummary(section) {
const devs = L.toArray(section.Devices);
const mounts = L.toArray(section.MountPoints);
const fstypes = L.toArray(section.FSTypes);
const count = devs.length + mounts.length + fstypes.length;
const invert = section.IgnoreSelected == '1';
if (count == 0)
return _('Monitoring all partitions');
else
return (invert ? _('Monitoring all except %s, %s, %s') : _('Monitoring %s, %s, %s')).format(
N_(devs.length, 'one device', '%d devices').format(devs.length),
N_(mounts.length, 'one mount', '%d mounts').format(mounts.length),
N_(fstypes.length, 'one filesystem type', '%d filesystem types').format(fstypes.length)
);
}
});
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