Files
cloudron-box/dashboard/src/components/DiskUsage.vue
2025-02-17 16:38:30 +01:00

256 lines
8.4 KiB
Vue

<script setup>
import { ref, onMounted } from 'vue';
import { Button } from 'pankow';
import { prettyDecimalSize, prettyDate } from 'pankow/utils';
import Section from './Section.vue';
import SystemModel from '../models/SystemModel.js';
import AppsModel from '../models/AppsModel.js';
import VolumesModel from '../models/VolumesModel.js';
import TasksModel from '../models/TasksModel.js';
const systemModel = SystemModel.create();
const appsModel = AppsModel.create();
const volumesModel = VolumesModel.create();
const tasksModel = TasksModel.create();
const busy = ref(false);
const lastUpdated = ref(0);
const disks = ref([]);
async function updateTaskStatus(id) {
const [error, result] = await tasksModel.get(id);
if (error) return setTimeout(updateTaskStatus.bind(null, id), 5000);
if (!result.active) return busy.value = false;
busy.value = true;
setTimeout(updateTaskStatus.bind(null, id), 2000);
}
async function onRescan() {
busy.value = true;
const [error, result] = await systemModel.rescanDiskUsage();
if (error) return console.error(error);
updateTaskStatus(result);
}
// https://stackoverflow.com/questions/1484506/random-color-generator
function rainbow(numOfSteps, step) {
// This function generates vibrant, "evenly spaced" colours (i.e. no clustering). This is ideal for creating easily distinguishable vibrant markers in Google Maps and other apps.
// Adam Cole, 2011-Sept-14
// HSV to RBG adapted from: http://mjijackson.com/2008/02/rgb-to-hsl-and-rgb-to-hsv-color-model-conversion-algorithms-in-javascript
var r, g, b;
var h = step / numOfSteps;
var i = ~~(h * 6);
var f = h * 6 - i;
var q = 1 - f;
switch(i % 6){
case 0: r = 1; g = f; b = 0; break;
case 1: r = q; g = 1; b = 0; break;
case 2: r = 0; g = 1; b = f; break;
case 3: r = 0; g = q; b = 1; break;
case 4: r = f; g = 0; b = 1; break;
case 5: r = 1; g = 0; b = q; break;
}
var c = '#' + ('00' + (~ ~(r * 255)).toString(16)).slice(-2) + ('00' + (~ ~(g * 255)).toString(16)).slice(-2) + ('00' + (~ ~(b * 255)).toString(16)).slice(-2);
return (c);
}
// https://stackoverflow.com/questions/6274339/how-can-i-shuffle-an-array
function shuffle(a) {
for (let i = a.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1));
[a[i], a[j]] = [a[j], a[i]];
}
return a;
}
let colorIndex = 0;
let colors = [];
function resetColors(n) {
colorIndex = 0;
colors = [];
for (let i = 0; i < n; i++) colors.push(rainbow(n, i));
shuffle(colors);
}
function getNextColor() {
return colors[colorIndex++];
}
async function refresh() {
let [error, result] = await appsModel.list();
if (error) return console.error(error);
const appsById = {};
result.forEach(a => { appsById[a.id] = a; });
[error, result] = await volumesModel.list();
if (error) return console.error(error);
const volumesById = {};
result.forEach(v => { volumesById[v.id] = v; });
[error, result] = await systemModel.diskUsage();
if (error) return console.error(error);
lastUpdated.value = result.ts;
// [ { filesystem, type, size, used, available, capacity, mountpoint }]
disks.value = Object.keys(result.filesystems).map(k => result.filesystems[k]); // convert object to array...
disks.value.forEach(disk => {
let usageOther = disk.used;
resetColors(disk.contents.length);
// if this disk is a volume amend it and remove it from contents
disk.contents.forEach(function (content) { if (content.path === disk.mountpoint) disk.volume = volumesById[content.id]; });
disk.contents = disk.contents.filter(function (content) { return content.path !== disk.mountpoint; });
// only show old backups if the size is significant
disk.contents = disk.contents.filter(function (content) { return content.id !== 'cloudron-backup-default' || content.usage > 1024*1024*1024; });
disk.contents.forEach(function (content) {
content.color = getNextColor();
if (content.type === 'app') {
content.app = appsById[content.id];
if (!content.app) content.uninstalled = true;
else content.label = content.app.label || content.app.fqdn;
} else if (content.type === 'volume') {
content.volume = volumesById[content.id];
content.label = content.volume ? content.volume.name : 'Removed volume';
}
// ensure a label for ui
content.label = content.label || content.id;
usageOther -= content.usage;
});
disk.contents.sort((x, y) => { return y.usage - x.usage; }); // sort by usage
if (disks.value[0] === disk) { // the root mount point is the first disk. keep this 'contains' in the end
disk.contents.push({
type: 'standard',
label: 'Everything else (Ubuntu, etc)',
id: 'other',
color: '#555555',
usage: usageOther
});
} else {
disk.contents.push({
type: 'standard',
label: 'Used',
id: 'other',
color: '#555555',
usage: usageOther
});
}
});
}
onMounted(async () => {
await refresh();
});
</script>
<template>
<Section :title="$t('system.diskUsage.title')">
<template #header-buttons>
<span class="small" style="margin: auto; margin-right: 10px" v-show="!busy && lastUpdated">Last updated: {{ prettyDate(lastUpdated) }}</span>
<Button tool @click="onRescan()" :disabled="busy" :loading="busy" icon="fa-solid fa-sync-alt" />
</template>
<div v-for="(disk, index) in disks" :key="disk.filesystem">
<hr style="margin: 5px 0px;" v-show="index !== 0"/>
<div>
<div style="display: flex; align-items: baseline; justify-content: space-between;">
<h3 class="no-wrap" style="font-size: 20px;" v-html="$t('system.diskUsage.mountedAt', { filesystem: disk.filesystem, mountpoint: disk.mountpoint })"></h3>
<div class="text-muted" style="white-space:nowrap;" v-if="disk.available && disk.size" v-html="$t('system.diskUsage.usedInfo', { used: prettyDecimalSize(disk.used), size: prettyDecimalSize(disk.size) })"></div>
<div class="text-muted" style="white-space:nowrap;" v-else>{{ $t('system.diskUsage.notAvailableYet') }}</div>
</div>
<div class="usage-bar">
<div class="usage-bar-section" v-for="content in disk.contents" :key="content" :style="{ width: `${content.usage / disk.size * 100}%`, backgroundColor: content.color }" v-tooltip="`${content.label} ${prettyDecimalSize(content.usage)}`"></div>
<div class="usage-bar-section-remaining">{{ prettyDecimalSize(disk.available) }}</div>
</div>
<div class="text-right text-muted" style="margin-top: 10px;" v-show="disk.speed !== -1">{{ $t('system.diskUsage.diskSpeed', { speed: disk.speed }) }}</div>
<p v-if="disk.volume" v-html="$t('system.diskUsage.volumeContent', { name: disk.volume.name })"></p>
<p v-else>{{ $t('system.diskUsage.diskContent') }}:</p>
<div v-for="content in disk.contents" :key="content.id" class="disk-content">
<span class="color-indicator" :style="{ backgroundColor: content.color }">&nbsp;</span>
<span v-show="content.type === 'cloudron-backup-default'">{{ content.path }} (Old Backups)</span>
<span v-show="content.type === 'standard'">{{ content.label }}</span>
<span v-show="content.type === 'swap'">{{ content.label }}</span>
<span v-show="content.type === 'app'">
<a v-if="content.app" :href="`/#/app/${content.app.id}/storage`">{{ content.label }}</a>
<span v-else>{{ $t('system.diskUsage.uninstalledApp') }}</span>
</span>
<span v-show="content.type === 'volume'"><a href="/#/volumes">{{ content.label }}</a></span>
<small class="disk-content-size">{{ prettyDecimalSize(content.usage) }}</small>
</div>
</div>
</div>
</Section>
</template>
<style scoped>
.usage-bar {
display: flex;
flex-wrap: nowrap;
width: 100%;
height: 20px;
background-color: #d8dee4;
color: #7f7f7f;
}
@media (prefers-color-scheme: dark) {
.usage-bar {
background-color: white;
}
}
.usage-bar-section {
display: inline-block;
height: 100%;
}
.usage-bar-section-remaining {
display: inline-block;
height: 100%;
margin: auto;
}
.color-indicator {
display: inline-block;
width: 16px;
height: 16px;
border-radius: 3px;
line-height: 16px;
margin-right: 4px;
}
.disk-content {
white-space: nowrap;
overflow: auto;
}
.disk-content-size {
color: #777;
margin-left: 4px;
}
.disks-last-updated {
font-size: 12px;
font-weight: bold;
align-self: center;
}
</style>