サーバー情報ウィジェット

2021-01-03 22:38:32 +09:00
parent e74a47916d
commit c6fe798092
12 changed files with 757 additions and 8 deletions
--- a/src/client/widgets/server-metric/cpu-mem.vue
+++ b/src/client/widgets/server-metric/cpu-mem.vue
@@ -0,0 +1,174 @@
+<template>
+<div class="lcfyofjk">
+	<svg :viewBox="`0 0 ${ viewBoxX } ${ viewBoxY }`">
+		<defs>
+			<linearGradient :id="cpuGradientId" x1="0" x2="0" y1="1" y2="0">
+				<stop offset="0%" stop-color="hsl(180, 80%, 70%)"></stop>
+				<stop offset="100%" stop-color="hsl(0, 80%, 70%)"></stop>
+			</linearGradient>
+			<mask :id="cpuMaskId" x="0" y="0" :width="viewBoxX" :height="viewBoxY">
+				<polygon
+					:points="cpuPolygonPoints"
+					fill="#fff"
+					fill-opacity="0.5"
+				/>
+				<polyline
+					:points="cpuPolylinePoints"
+					fill="none"
+					stroke="#fff"
+					stroke-width="1"
+				/>
+				<circle
+					:cx="cpuHeadX"
+					:cy="cpuHeadY"
+					r="1.5"
+					fill="#fff"
+				/>
+			</mask>
+		</defs>
+		<rect
+			x="-2" y="-2"
+			:width="viewBoxX + 4" :height="viewBoxY + 4"
+			:style="`stroke: none; fill: url(#${ cpuGradientId }); mask: url(#${ cpuMaskId })`"
+		/>
+		<text x="1" y="5">CPU <tspan>{{ cpuP }}%</tspan></text>
+	</svg>
+	<svg :viewBox="`0 0 ${ viewBoxX } ${ viewBoxY }`">
+		<defs>
+			<linearGradient :id="memGradientId" x1="0" x2="0" y1="1" y2="0">
+				<stop offset="0%" stop-color="hsl(180, 80%, 70%)"></stop>
+				<stop offset="100%" stop-color="hsl(0, 80%, 70%)"></stop>
+			</linearGradient>
+			<mask :id="memMaskId" x="0" y="0" :width="viewBoxX" :height="viewBoxY">
+				<polygon
+					:points="memPolygonPoints"
+					fill="#fff"
+					fill-opacity="0.5"
+				/>
+				<polyline
+					:points="memPolylinePoints"
+					fill="none"
+					stroke="#fff"
+					stroke-width="1"
+				/>
+				<circle
+					:cx="memHeadX"
+					:cy="memHeadY"
+					r="1.5"
+					fill="#fff"
+				/>
+			</mask>
+		</defs>
+		<rect
+			x="-2" y="-2"
+			:width="viewBoxX + 4" :height="viewBoxY + 4"
+			:style="`stroke: none; fill: url(#${ memGradientId }); mask: url(#${ memMaskId })`"
+		/>
+		<text x="1" y="5">MEM <tspan>{{ memP }}%</tspan></text>
+	</svg>
+</div>
+</template>
+
+<script lang="ts">
+import { defineComponent } from 'vue';
+import { v4 as uuid } from 'uuid';
+
+export default defineComponent({
+	props: {
+		connection: {
+			required: true,
+		},
+		meta: {
+			required: true,
+		}
+	},
+	data() {
+		return {
+			viewBoxX: 50,
+			viewBoxY: 30,
+			stats: [],
+			cpuGradientId: uuid(),
+			cpuMaskId: uuid(),
+			memGradientId: uuid(),
+			memMaskId: uuid(),
+			cpuPolylinePoints: '',
+			memPolylinePoints: '',
+			cpuPolygonPoints: '',
+			memPolygonPoints: '',
+			cpuHeadX: null,
+			cpuHeadY: null,
+			memHeadX: null,
+			memHeadY: null,
+			cpuP: '',
+			memP: ''
+		};
+	},
+	mounted() {
+		this.connection.on('stats', this.onStats);
+		this.connection.on('statsLog', this.onStatsLog);
+		this.connection.send('requestLog', {
+			id: Math.random().toString().substr(2, 8)
+		});
+	},
+	beforeUnmount() {
+		this.connection.off('stats', this.onStats);
+		this.connection.off('statsLog', this.onStatsLog);
+	},
+	methods: {
+		onStats(stats) {
+			this.stats.push(stats);
+			if (this.stats.length > 50) this.stats.shift();
+
+			const cpuPolylinePoints = this.stats.map((s, i) => [this.viewBoxX - ((this.stats.length - 1) - i), (1 - s.cpu) * this.viewBoxY]);
+			const memPolylinePoints = this.stats.map((s, i) => [this.viewBoxX - ((this.stats.length - 1) - i), (1 - (s.mem.used / this.meta.mem.total)) * this.viewBoxY]);
+			this.cpuPolylinePoints = cpuPolylinePoints.map(xy => `${xy[0]},${xy[1]}`).join(' ');
+			this.memPolylinePoints = memPolylinePoints.map(xy => `${xy[0]},${xy[1]}`).join(' ');
+
+			this.cpuPolygonPoints = `${this.viewBoxX - (this.stats.length - 1)},${this.viewBoxY} ${this.cpuPolylinePoints} ${this.viewBoxX},${this.viewBoxY}`;
+			this.memPolygonPoints = `${this.viewBoxX - (this.stats.length - 1)},${this.viewBoxY} ${this.memPolylinePoints} ${this.viewBoxX},${this.viewBoxY}`;
+
+			this.cpuHeadX = cpuPolylinePoints[cpuPolylinePoints.length - 1][0];
+			this.cpuHeadY = cpuPolylinePoints[cpuPolylinePoints.length - 1][1];
+			this.memHeadX = memPolylinePoints[memPolylinePoints.length - 1][0];
+			this.memHeadY = memPolylinePoints[memPolylinePoints.length - 1][1];
+
+			this.cpuP = (stats.cpu * 100).toFixed(0);
+			this.memP = (stats.mem.used / this.meta.mem.total * 100).toFixed(0);
+		},
+		onStatsLog(statsLog) {
+			for (const stats of [...statsLog].reverse()) {
+				this.onStats(stats);
+			}
+		}
+	}
+});
+</script>
+
+<style lang="scss" scoped>
+.lcfyofjk {
+	display: flex;
+
+	> svg {
+		display: block;
+		padding: 10px;
+		width: 50%;
+
+		&:first-child {
+			padding-right: 5px;
+		}
+
+		&:last-child {
+			padding-left: 5px;
+		}
+
+		> text {
+			font-size: 5px;
+			fill: currentColor;
+
+			> tspan {
+				opacity: 0.5;
+			}
+		}
+	}
+}
+</style>