整理した

src/client/app/common/views/widgets/access-log.vue

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+<template>
+<div class="mkw-access-log">
+	<mk-widget-container :show-header="props.design == 0">
+		<template slot="header">%fa:server%%i18n:desktop.tags.mk-access-log-home-widget.title%</template>
+
+		<div :class="$style.logs" ref="log">
+			<p v-for="req in requests">
+				<span :class="$style.ip" :style="`color:${ req.fg }; background:${ req.bg }`">{{ req.ip }}</span>
+				<b>{{ req.method }}</b>
+				<span>{{ req.path }}</span>
+			</p>
+		</div>
+	</mk-widget-container>
+</div>
+</template>
+
+<script lang="ts">
+import define from '../../../common/define-widget';
+import * as seedrandom from 'seedrandom';
+
+export default define({
+	name: 'broadcast',
+	props: () => ({
+		design: 0
+	})
+}).extend({
+	data() {
+		return {
+			requests: [],
+			connection: null,
+			connectionId: null
+		};
+	},
+	mounted() {
+		this.connection = (this as any).os.streams.requestsStream.getConnection();
+		this.connectionId = (this as any).os.streams.requestsStream.use();
+		this.connection.on('request', this.onRequest);
+	},
+	beforeDestroy() {
+		this.connection.off('request', this.onRequest);
+		(this as any).os.streams.requestsStream.dispose(this.connectionId);
+	},
+	methods: {
+		onRequest(request) {
+			const random = seedrandom(request.ip);
+			const r = Math.floor(random() * 255);
+			const g = Math.floor(random() * 255);
+			const b = Math.floor(random() * 255);
+			const luma = (0.2126 * r) + (0.7152 * g) + (0.0722 * b); // SMPTE C, Rec. 709 weightings
+			request.bg = `rgb(${r}, ${g}, ${b})`;
+			request.fg = luma >= 165 ? '#000' : '#fff';
+
+			this.requests.push(request);
+			if (this.requests.length > 30) this.requests.shift();
+
+			(this.$refs.log as any).scrollTop = (this.$refs.log as any).scrollHeight;
+		},
+		func() {
+			if (this.props.design == 1) {
+				this.props.design = 0;
+			} else {
+				this.props.design++;
+			}
+		}
+	}
+});
+</script>
+
+<style lang="stylus" module>
+.logs
+	max-height 250px
+	overflow auto
+
+	> p
+		margin 0
+		padding 8px
+		font-size 0.8em
+		color #555
+
+		&:nth-child(odd)
+			background rgba(0, 0, 0, 0.025)
+
+		> b
+			margin-right 4px
+
+.ip
+	margin-right 4px
+	padding 0 4px
+
+</style>