iceshrimp-legacy/packages/client/src/pages/admin/metrics.vue

<template>
	<div class="_debobigegoItem">
		<div class="_debobigegoLabel">
			<i class="ph-microchip ph-bold ph-lg"></i>
			{{ i18n.ts.cpuAndMemory }}
		</div>
		<div class="_debobigegoPanel xhexznfu">
			<div>
				<canvas :ref="cpumem"></canvas>
			</div>
			<div v-if="serverInfo">
				<div class="_table">
					<div class="_row">
						<div class="_cell">
							<div class="_label">MEM total</div>
							{{ bytes(serverInfo.mem.total) }}
						</div>
						<div class="_cell">
							<div class="_label">MEM used</div>
							{{ bytes(memUsage) }} ({{
								(
									(memUsage / serverInfo.mem.total) *
									100
								).toFixed(0)
							}}%)
						</div>
						<div class="_cell">
							<div class="_label">MEM free</div>
							{{ bytes(serverInfo.mem.total - memUsage) }} ({{
								(
									((serverInfo.mem.total - memUsage) /
										serverInfo.mem.total) *
									100
								).toFixed(0)
							}}%)
						</div>
					</div>
				</div>
			</div>
		</div>
	</div>
	<div class="_debobigegoItem">
		<div class="_debobigegoLabel">
			<i class="ph-hard-drives ph-bold ph-lg"></i> {{ i18n.ts.disk }}
		</div>
		<div class="_debobigegoPanel xhexznfu">
			<div>
				<canvas :ref="disk"></canvas>
			</div>
			<div v-if="serverInfo">
				<div class="_table">
					<div class="_row">
						<div class="_cell">
							<div class="_label">Disk total</div>
							{{ bytes(serverInfo.fs.total) }}
						</div>
						<div class="_cell">
							<div class="_label">Disk used</div>
							{{ bytes(serverInfo.fs.used) }} ({{
								(
									(serverInfo.fs.used / serverInfo.fs.total) *
									100
								).toFixed(0)
							}}%)
						</div>
						<div class="_cell">
							<div class="_label">Disk free</div>
							{{
								bytes(serverInfo.fs.total - serverInfo.fs.used)
							}}
							({{
								(
									((serverInfo.fs.total -
										serverInfo.fs.used) /
										serverInfo.fs.total) *
									100
								).toFixed(0)
							}}%)
						</div>
					</div>
				</div>
			</div>
		</div>
	</div>
	<div class="_debobigegoItem">
		<div class="_debobigegoLabel">
			<i class="ph-swap ph-bold ph-lg"></i> {{ i18n.ts.network }}
		</div>
		<div class="_debobigegoPanel xhexznfu">
			<div>
				<canvas :ref="net"></canvas>
			</div>
			<div v-if="serverInfo">
				<div class="_table">
					<div class="_row">
						<div class="_cell">
							<div class="_label">Interface</div>
							{{ serverInfo.net.interface }}
						</div>
					</div>
				</div>
			</div>
		</div>
	</div>
</template>

<script lang="ts">
import { defineComponent, markRaw } from "vue";
import {
	Chart,
	ArcElement,
	LineElement,
	BarElement,
	PointElement,
	BarController,
	LineController,
	CategoryScale,
	LinearScale,
	Legend,
	Title,
	Tooltip,
	SubTitle,
} from "chart.js";
import MkwFederation from "../../widgets/federation.vue";
import MkButton from "@/components/MkButton.vue";
import MkSelect from "@/components/form/select.vue";
import MkInput from "@/components/form/input.vue";
import MkContainer from "@/components/MkContainer.vue";
import MkFolder from "@/components/MkFolder.vue";
import { version, url } from "@/config";
import bytes from "@/filters/bytes";
import number from "@/filters/number";
import { i18n } from "@/i18n";

Chart.register(
	ArcElement,
	LineElement,
	BarElement,
	PointElement,
	BarController,
	LineController,
	CategoryScale,
	LinearScale,
	Legend,
	Title,
	Tooltip,
	SubTitle
);

const alpha = (hex, a) => {
	const result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex)!;
	const r = parseInt(result[1], 16);
	const g = parseInt(result[2], 16);
	const b = parseInt(result[3], 16);
	return `rgba(${r}, ${g}, ${b}, ${a})`;
};
import * as os from "@/os";
import { stream } from "@/stream";

export default defineComponent({
	components: {
		MkButton,
		MkSelect,
		MkInput,
		MkContainer,
		MkFolder,
		MkwFederation,
	},

	data() {
		return {
			version,
			url,
			stats: null,
			serverInfo: null,
			connection: null,
			queueConnection: markRaw(stream.useChannel("queueStats")),
			memUsage: 0,
			chartCpuMem: null,
			chartNet: null,
			jobs: [],
			logs: [],
			logLevel: "all",
			logDomain: "",
			modLogs: [],
			dbInfo: null,
			overviewHeight: "1fr",
			queueHeight: "1fr",
			paused: false,
			i18n,
		};
	},

	computed: {
		gridColor() {
			// TODO: var(--panel)の色が暗いか明るいかで判定する
			return this.$store.state.darkMode
				? "rgba(255, 255, 255, 0.1)"
				: "rgba(0, 0, 0, 0.1)";
		},
	},

	mounted() {
		this.fetchJobs();

		Chart.defaults.color = getComputedStyle(
			document.documentElement
		).getPropertyValue("--fg");

		os.api("admin/server-info", {}).then((res) => {
			this.serverInfo = res;

			this.connection = markRaw(stream.useChannel("serverStats"));
			this.connection.on("stats", this.onStats);
			this.connection.on("statsLog", this.onStatsLog);
			this.connection.send("requestLog", {
				id: Math.random().toString().substr(2, 8),
				length: 150,
			});

			this.$nextTick(() => {
				this.queueConnection.send("requestLog", {
					id: Math.random().toString().substr(2, 8),
					length: 200,
				});
			});
		});
	},

	beforeUnmount() {
		if (this.connection) {
			this.connection.off("stats", this.onStats);
			this.connection.off("statsLog", this.onStatsLog);
			this.connection.dispose();
		}
		this.queueConnection.dispose();
	},

	methods: {
		cpumem(el) {
			if (this.chartCpuMem != null) return;
			this.chartCpuMem = markRaw(
				new Chart(el, {
					type: "line",
					data: {
						labels: [],
						datasets: [
							{
								label: "CPU",
								pointRadius: 0,
								tension: 0,
								borderWidth: 2,
								borderColor: "#31748f",
								backgroundColor: alpha("#31748f", 0.1),
								data: [],
							},
							{
								label: "MEM (active)",
								pointRadius: 0,
								tension: 0,
								borderWidth: 2,
								borderColor: "#c4a7e7",
								backgroundColor: alpha("#c4a7e7", 0.02),
								data: [],
							},
							{
								label: "MEM (used)",
								pointRadius: 0,
								tension: 0,
								borderWidth: 2,
								borderColor: "#ebbcba",
								borderDash: [5, 5],
								fill: false,
								data: [],
							},
						],
					},
					options: {
						aspectRatio: 3,
						layout: {
							padding: {
								left: 16,
								right: 16,
								top: 16,
								bottom: 0,
							},
						},
						legend: {
							position: "bottom",
							labels: {
								boxWidth: 16,
							},
						},
						scales: {
							x: {
								gridLines: {
									display: false,
									color: this.gridColor,
									zeroLineColor: this.gridColor,
								},
								ticks: {
									display: false,
								},
							},
							y: {
								position: "right",
								gridLines: {
									display: true,
									color: this.gridColor,
									zeroLineColor: this.gridColor,
								},
								ticks: {
									display: false,
									max: 100,
								},
							},
						},
						tooltips: {
							intersect: false,
							mode: "index",
						},
					},
				})
			);
		},

		net(el) {
			if (this.chartNet != null) return;
			this.chartNet = markRaw(
				new Chart(el, {
					type: "line",
					data: {
						labels: [],
						datasets: [
							{
								label: "In",
								pointRadius: 0,
								tension: 0,
								borderWidth: 2,
								borderColor: "#94a029",
								backgroundColor: alpha("#94a029", 0.1),
								data: [],
							},
							{
								label: "Out",
								pointRadius: 0,
								tension: 0,
								borderWidth: 2,
								borderColor: "#ff9156",
								backgroundColor: alpha("#ff9156", 0.1),
								data: [],
							},
						],
					},
					options: {
						aspectRatio: 3,
						layout: {
							padding: {
								left: 16,
								right: 16,
								top: 16,
								bottom: 0,
							},
						},
						legend: {
							position: "bottom",
							labels: {
								boxWidth: 16,
							},
						},
						scales: {
							x: {
								gridLines: {
									display: false,
									color: this.gridColor,
									zeroLineColor: this.gridColor,
								},
								ticks: {
									display: false,
								},
							},
							y: {
								position: "right",
								gridLines: {
									display: true,
									color: this.gridColor,
									zeroLineColor: this.gridColor,
								},
								ticks: {
									display: false,
								},
							},
						},
						tooltips: {
							intersect: false,
							mode: "index",
						},
					},
				})
			);
		},

		disk(el) {
			if (this.chartDisk != null) return;
			this.chartDisk = markRaw(
				new Chart(el, {
					type: "line",
					data: {
						labels: [],
						datasets: [
							{
								label: "Read",
								pointRadius: 0,
								tension: 0,
								borderWidth: 2,
								borderColor: "#94a029",
								backgroundColor: alpha("#94a029", 0.1),
								data: [],
							},
							{
								label: "Write",
								pointRadius: 0,
								tension: 0,
								borderWidth: 2,
								borderColor: "#ff9156",
								backgroundColor: alpha("#ff9156", 0.1),
								data: [],
							},
						],
					},
					options: {
						aspectRatio: 3,
						layout: {
							padding: {
								left: 16,
								right: 16,
								top: 16,
								bottom: 0,
							},
						},
						legend: {
							position: "bottom",
							labels: {
								boxWidth: 16,
							},
						},
						scales: {
							x: {
								gridLines: {
									display: false,
									color: this.gridColor,
									zeroLineColor: this.gridColor,
								},
								ticks: {
									display: false,
								},
							},
							y: {
								position: "right",
								gridLines: {
									display: true,
									color: this.gridColor,
									zeroLineColor: this.gridColor,
								},
								ticks: {
									display: false,
								},
							},
						},
						tooltips: {
							intersect: false,
							mode: "index",
						},
					},
				})
			);
		},

		fetchJobs() {
			os.api("admin/queue/deliver-delayed", {}).then((jobs) => {
				this.jobs = jobs;
			});
		},

		onStats(stats) {
			if (this.paused) return;

			const cpu = (stats.cpu * 100).toFixed(0);
			const memActive = (
				(stats.mem.active / this.serverInfo.mem.total) *
				100
			).toFixed(0);
			const memUsed = (
				(stats.mem.used / this.serverInfo.mem.total) *
				100
			).toFixed(0);
			this.memUsage = stats.mem.active;

			this.chartCpuMem.data.labels.push("");
			this.chartCpuMem.data.datasets[0].data.push(cpu);
			this.chartCpuMem.data.datasets[1].data.push(memActive);
			this.chartCpuMem.data.datasets[2].data.push(memUsed);
			this.chartNet.data.labels.push("");
			this.chartNet.data.datasets[0].data.push(stats.net.rx);
			this.chartNet.data.datasets[1].data.push(stats.net.tx);
			this.chartDisk.data.labels.push("");
			this.chartDisk.data.datasets[0].data.push(stats.fs.r);
			this.chartDisk.data.datasets[1].data.push(stats.fs.w);
			if (this.chartCpuMem.data.datasets[0].data.length > 150) {
				this.chartCpuMem.data.labels.shift();
				this.chartCpuMem.data.datasets[0].data.shift();
				this.chartCpuMem.data.datasets[1].data.shift();
				this.chartCpuMem.data.datasets[2].data.shift();
				this.chartNet.data.labels.shift();
				this.chartNet.data.datasets[0].data.shift();
				this.chartNet.data.datasets[1].data.shift();
				this.chartDisk.data.labels.shift();
				this.chartDisk.data.datasets[0].data.shift();
				this.chartDisk.data.datasets[1].data.shift();
			}
			this.chartCpuMem.update();
			this.chartNet.update();
			this.chartDisk.update();
		},

		onStatsLog(statsLog) {
			for (const stats of [...statsLog].reverse()) {
				this.onStats(stats);
			}
		},

		bytes,

		number,

		pause() {
			this.paused = true;
		},

		resume() {
			this.paused = false;
		},
	},
});
</script>

<style lang="scss" scoped>
.xhexznfu {
	> div:nth-child(2) {
		padding: 16px;
		border-top: solid 0.5px var(--divider);
	}
}
</style>