Adds a Pi-Hole stats widget

This commit is contained in:
Alicia Sykes 2021-12-18 20:12:13 +00:00
parent fad1e5ff50
commit dece5c58aa
3 changed files with 197 additions and 0 deletions

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@ -27,6 +27,7 @@ Dashy has support for displaying dynamic content in the form of widgets. There a
- [CPU History](#cpu-history-netdata)
- [Memory History](#memory-history-netdata)
- [System Load History](#load-history-netdata)
- [Pi Hole Stats](#pi-hole-stats)
- [Dynamic Widgets](#dynamic-widgets)
- [Iframe Widget](#iframe-widget)
- [HTML Embed Widget](#html-embedded-widget)
@ -622,6 +623,29 @@ Pull recent load usage in 1, 5 and 15 minute intervals, from NetData.
---
### Pi Hole Stats
Displays the number of queries blocked by [Pi-Hole](https://pi-hole.net/).
<p align="center"><img width="400" src="https://i.ibb.co/zftCLJN/pi-hole-stats.png" /></p>
##### Options
**Field** | **Type** | **Required** | **Description**
--- | --- | --- | ---
**`host`** | `string` | Required | The URL to your Pi-Hole instance
**`hideStatus`** / **`hideChart`** / **`hideInfo`** | `boolean` | _Optional_ | Optionally hide any of the three parts of the widget
##### Example
```yaml
- type: pi-hole-stats
options:
hostname: http://192.168.130.1
```
---
## Dynamic Widgets
### Iframe Widget

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@ -0,0 +1,164 @@
<template>
<div class="pi-hole-stats-wrapper">
<!-- Current Status -->
<div v-if="status" class="status">
<span class="status-lbl">Status:</span>
<span :class="`status-val ${getStatusColor(status)}`">{{ status | capitalize }}</span>
</div>
<!-- Block Pie Chart -->
<p :id="chartId" class="block-pie"></p>
<!-- More Data -->
<div v-if="dataTable" class="data-table">
<div class="data-table-row" v-for="(row, inx) in dataTable" :key="inx" >
<p class="row-label">{{ row.lbl }}</p>
<p class="row-value">{{ row.val }}</p>
</div>
</div>
</div>
</template>
<script>
import axios from 'axios';
import WidgetMixin from '@/mixins/WidgetMixin';
import ChartingMixin from '@/mixins/ChartingMixin';
import { capitalize } from '@/utils/MiscHelpers';
export default {
mixins: [WidgetMixin, ChartingMixin],
components: {},
data() {
return {
status: null,
dataTable: null,
blockPercentChart: null,
};
},
computed: {
/* Let user select which comic to display: random, latest or a specific number */
hostname() {
const usersChoice = this.options.hostname;
if (!usersChoice) this.error('You must specify the hostname for your Pi-Hole server');
return usersChoice || 'http://pi.hole';
},
endpoint() {
return `${this.hostname}/admin/api.php`;
},
hideStatus() { return this.options.hideStatus; },
hideChart() { return this.options.hideChart; },
hideInfo() { return this.options.hideInfo; },
},
filters: {
capitalize(str) {
return capitalize(str);
},
},
methods: {
/* Make GET request to local pi-hole instance */
fetchData() {
axios.get(this.endpoint)
.then((response) => {
this.processData(response.data);
})
.catch((dataFetchError) => {
this.error('Unable to fetch data', dataFetchError);
})
.finally(() => {
this.finishLoading();
});
},
/* Assign data variables to the returned data */
processData(data) {
if (!this.hideStatus) {
this.status = data.status;
}
if (!this.hideInfo) {
this.dataTable = [
{ lbl: 'Active Clients', val: `${data.unique_clients}/${data.clients_ever_seen}` },
{ lbl: 'Ads Blocked Today', val: data.ads_blocked_today },
{ lbl: 'DNS Queries Today', val: data.dns_queries_today },
{ lbl: 'Total DNS Queries', val: data.dns_queries_all_types },
{ lbl: 'Domains on Block List', val: data.domains_being_blocked },
];
}
if (!this.hideChart) {
const blockedToday = Math.round(data.ads_percentage_today);
this.generateBlockPie(blockedToday);
}
},
getStatusColor(status) {
if (status === 'enabled') return 'green';
if (status === 'disabled') return 'red';
else return 'blue';
},
/* Generate pie chart showing the proportion of queries blocked */
generateBlockPie(blockedToday) {
const chartData = {
labels: ['Blocked', 'Allowed'],
datasets: [{
values: [blockedToday, 100 - blockedToday],
}],
};
return new this.Chart(`#${this.chartId}`, {
title: 'Block Percent',
data: chartData,
type: 'donut',
height: 250,
strokeWidth: 18,
colors: ['#f80363', '#20e253'],
tooltipOptions: {
formatTooltipY: d => `${Math.round(d)}%`,
},
});
},
},
};
</script>
<style scoped lang="scss">
.pi-hole-stats-wrapper {
display: flex;
flex-direction: column;
.status {
margin: 0.5rem 0;
.status-lbl {
color: var(--widget-text-color);
font-weight: bold;
}
.status-val {
margin-left: 0.5rem;
font-family: var(--font-monospace);
&.green { color: var(--success); }
&.red { color: var(--danger); }
&.blue { color: var(--info); }
}
}
img.block-percent-chart {
margin: 0.5rem auto;
max-width: 8rem;
width: 100%;
}
.block-pie {
margin: 0;
}
.data-table {
display: flex;
flex-direction: column;
.data-table-row {
display: flex;
justify-content: space-between;
p {
margin: 0.2rem 0;
color: var(--widget-text-color);
font-size: 0.9rem;
&.row-value {
font-family: var(--font-monospace);
}
}
&:not(:last-child) {
border-bottom: 1px dashed var(--widget-text-color);
}
}
}
}
</style>

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@ -123,6 +123,13 @@
@error="handleError"
:ref="widgetRef"
/>
<PiHoleStats
v-else-if="widgetType === 'pi-hole-stats'"
:options="widgetOptions"
@loading="setLoaderState"
@error="handleError"
:ref="widgetRef"
/>
<PublicHolidays
v-else-if="widgetType === 'public-holidays'"
:options="widgetOptions"
@ -216,6 +223,7 @@ import Jokes from '@/components/Widgets/Jokes.vue';
import NdCpuHistory from '@/components/Widgets/NdCpuHistory.vue';
import NdLoadHistory from '@/components/Widgets/NdLoadHistory.vue';
import NdRamHistory from '@/components/Widgets/NdRamHistory.vue';
import PiHoleStats from '@/components/Widgets/PiHoleStats.vue';
import PublicHolidays from '@/components/Widgets/PublicHolidays.vue';
import PublicIp from '@/components/Widgets/PublicIp.vue';
import RssFeed from '@/components/Widgets/RssFeed.vue';
@ -250,6 +258,7 @@ export default {
NdCpuHistory,
NdLoadHistory,
NdRamHistory,
PiHoleStats,
PublicHolidays,
PublicIp,
RssFeed,