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Merge pull request #1196 from skrashevich/feat-network-dot-enhancements

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refactor(webui): enhance network visualization in network.html
This commit is contained in:
Alex X
2024-06-16 22:24:11 +03:00
committed by GitHub
parent bdc7ff1035 e6fa97c738
commit ba34855602
2 changed files with 50 additions and 13 deletions
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internal/streams/dot.go
+8 -7
View File
@@ -156,19 +156,20 @@ func (c *conn) host() (s string) {
return return
} }
func (c *conn) label() (s string) { func (c *conn) label() string {
s = "format_name=" + c.FormatName var sb strings.Builder
sb.WriteString("format_name=" + c.FormatName)
if c.Protocol != "" { if c.Protocol != "" {
s += "\nprotocol=" + c.Protocol sb.WriteString("\nprotocol=" + c.Protocol)
} }
if c.Source != "" { if c.Source != "" {
s += "\nsource=" + c.Source sb.WriteString("\nsource=" + c.Source)
} }
if c.URL != "" { if c.URL != "" {
s += "\nurl=" + c.URL sb.WriteString("\nurl=" + c.URL)
} }
if c.UserAgent != "" { if c.UserAgent != "" {
s += "\nuser_agent=" + c.UserAgent sb.WriteString("\nuser_agent=" + c.UserAgent)
} }
return return sb.String()
} }
www/network.html
+42 -6
View File
@@ -18,17 +18,21 @@
height: 100%; height: 100%;
width: 100%; width: 100%;
} }
#network {
flex-grow: 1;
}
</style> </style>
</head> </head>
<body> <body>
<script src="main.js"></script>
<div id="network"></div> <div id="network"></div>
<script src="main.js"></script>
<script> <script>
/* global vis */ /* global vis */
window.addEventListener('load', async () => { window.addEventListener('load', () => {
const url = new URL('api/streams.dot' + location.search, location.href); const url = new URL('api/streams.dot' + location.search, location.href);
const r = await fetch(url, {cache: 'no-cache'});
const data = vis.parseDOTNetwork(await r.text()); const container = document.getElementById('network');
const options = { const options = {
edges: { edges: {
font: {align: 'middle'}, font: {align: 'middle'},
@@ -37,8 +41,40 @@
nodes: {shape: 'box'}, nodes: {shape: 'box'},
physics: false, physics: false,
}; };
new vis.Network(document.getElementById('network'), data, options);
let network;
async function update() {
try {
const response = await fetch(url, {cache: 'no-cache'});
const dotData = await response.text();
const data = vis.parseDOTNetwork(dotData);
if (!network) {
network = new vis.Network(container, data, options);
network.storePositions();
} else {
const positions = network.getPositions();
const viewPosition = network.getViewPosition();
const scale = network.getScale();
network.setData(data);
for (const nodeId in positions) {
network.moveNode(nodeId, positions[nodeId].x, positions[nodeId].y);
}
network.moveTo({position: viewPosition, scale: scale});
}
} catch (error) {
console.error('Error fetching or updating network data:', error);
}
setTimeout(update, 5000);
}
update();
}); });
</script> </script>
</body> </body>
</html> </html>