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Merged
cschleiden merged 4 commits into from
Oct 28, 2025
Merged

Add queue display to diagnostic UI #451

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5bcbd42
Initial plan
Copilot Oct 24, 2025
5edb9b7
Add queue display to diag UI - backend and frontend changes
Copilot Oct 24, 2025
502d78c
Complete queue display implementation in diag UI
Copilot Oct 24, 2025
29b4fa1
Update home page layout - add Queues heading and move Instances headi…
Copilot Oct 24, 2025
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6 changes: 3 additions & 3 deletions diag/app/build/asset-manifest.json
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Original file line number Diff line number Diff line change
@@ -1,13 +1,13 @@
{
"files": {
"main.css": "./static/css/main.8b0db0ad.css",
"main.js": "./static/js/main.92464401.js",
"main.js": "./static/js/main.05d86c95.js",
"index.html": "./index.html",
"main.8b0db0ad.css.map": "./static/css/main.8b0db0ad.css.map",
"main.92464401.js.map": "./static/js/main.92464401.js.map"
"main.05d86c95.js.map": "./static/js/main.05d86c95.js.map"
},
"entrypoints": [
"static/css/main.8b0db0ad.css",
"static/js/main.92464401.js"
"static/js/main.05d86c95.js"
]
}
2 changes: 1 addition & 1 deletion diag/app/build/index.html
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@@ -1 +1 @@
<!doctype html><html lang="en"><head><meta charset="utf-8"/><meta name="viewport" content="width=device-width,initial-scale=1"/><meta name="theme-color" content="#000000"/><title>go-workflows</title><script defer="defer" src="./static/js/main.92464401.js"></script><link href="./static/css/main.8b0db0ad.css" rel="stylesheet"></head><body><noscript>You need to enable JavaScript to run this app.</noscript><div id="root"></div></body></html>
<!doctype html><html lang="en"><head><meta charset="utf-8"/><meta name="viewport" content="width=device-width,initial-scale=1"/><meta name="theme-color" content="#000000"/><title>go-workflows</title><script defer="defer" src="./static/js/main.05d86c95.js"></script><link href="./static/css/main.8b0db0ad.css" rel="stylesheet"></head><body><noscript>You need to enable JavaScript to run this app.</noscript><div id="root"></div></body></html>
6 changes: 3 additions & 3 deletions diag/app/build/static/js/main.92464401.js → diag/app/build/static/js/main.05d86c95.js
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0 ...ld/static/js/main.92464401.js.LICENSE.txt → ...ld/static/js/main.05d86c95.js.LICENSE.txt
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1 change: 1 addition & 0 deletions diag/app/build/static/js/main.05d86c95.js.map
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1 change: 0 additions & 1 deletion diag/app/build/static/js/main.92464401.js.map
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This file was deleted.

77 changes: 73 additions & 4 deletions diag/app/src/Home.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@ import React from "react";
import useFetch from "react-fetch-hook";
import { LinkContainer } from "react-router-bootstrap";
import { WorkflowInstance, WorkflowInstanceState } from "./Components";
import { WorkflowInstanceRef } from "./client";
import { WorkflowInstanceRef, Stats } from "./client";

function useQuery() {
const { search } = useLocation();
Expand All @@ -26,11 +26,76 @@ function Home() {
(afterId ? `&after=${afterId}` : "")
);

const { data: stats } = useFetch<Stats>(
document.location.pathname + "api/stats"
);

return (
<div className="App">
<header className="App-header">
<h2>Instances</h2>
</header>
<h2>Queues</h2>

{stats && (
<div className="mb-3">
<div className="row">
<div className="col-md-6">
<h6>Workflow Queues</h6>
{Object.keys(stats.PendingWorkflowTasks || {}).length > 0 ? (
<Table striped bordered size="sm">
<thead>
<tr>
<th>Queue Name</th>
<th>Pending Tasks</th>
</tr>
</thead>
<tbody>
{Object.entries(stats.PendingWorkflowTasks || {}).map(
([queue, count]) => (
<tr key={queue}>
<td>
<code>{queue}</code>
</td>
<td>{count}</td>
</tr>
)
)}
</tbody>
</Table>
) : (
<p className="text-muted">No workflow queues</p>
)}
</div>
<div className="col-md-6">
<h6>Activity Queues</h6>
{Object.keys(stats.PendingActivityTasks || {}).length > 0 ? (
<Table striped bordered size="sm">
<thead>
<tr>
<th>Queue Name</th>
<th>Pending Tasks</th>
</tr>
</thead>
<tbody>
{Object.entries(stats.PendingActivityTasks || {}).map(
([queue, count]) => (
<tr key={queue}>
<td>
<code>{queue}</code>
</td>
<td>{count}</td>
</tr>
)
)}
</tbody>
</Table>
) : (
<p className="text-muted">No activity queues</p>
)}
</div>
</div>
</div>
)}

<h2 className="mt-4">Instances</h2>

{isLoading && <div>Loading...</div>}

Expand All @@ -41,6 +106,7 @@ function Home() {
<tr>
<th>Instance ID</th>
<th>Parent Instance ID</th>
<th>Queue</th>
<th>Created At</th>
<th>Completed At</th>
<th style={{ textAlign: "center" }}>State</th>
Expand All @@ -65,6 +131,9 @@ function Home() {
</Link>
)}
</td>
<td>
<code>{i.queue}</code>
</td>
<td>
<code>{i.created_at}</code>
</td>
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10 changes: 10 additions & 0 deletions diag/app/src/Instance.tsx
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Expand Up @@ -184,6 +184,16 @@ function Instance() {
<code>{event.attributes?.name}</code>
</div>
)}
{(event.type === "ActivityScheduled" && event.attributes?.queue) && (
<div className="flex-grow-1 text-secondary small">
Queue: <code>{event.attributes.queue}</code>
</div>
)}
{(event.type === "SubWorkflowScheduled" && event.attributes?.sub_workflow_queue) && (
<div className="flex-grow-1 text-secondary small">
Queue: <code>{event.attributes.sub_workflow_queue}</code>
</div>
)}
<div>{event.timestamp}</div>
</h5>
</Accordion.Header>
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6 changes: 6 additions & 0 deletions diag/app/src/client.ts
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Expand Up @@ -47,3 +47,9 @@ export type WorkflowInstanceTree = WorkflowInstanceRef & {
error?: boolean;
children: WorkflowInstanceTree[];
};

export interface Stats {
ActiveWorkflowInstances: number;
PendingActivityTasks: Record<string, number>;
PendingWorkflowTasks: Record<string, number>;
}
17 changes: 17 additions & 0 deletions diag/diag.go
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Expand Up @@ -29,6 +29,23 @@ func NewServeMux(backend Backend) *http.ServeMux {

relativeURL := strings.TrimPrefix(r.URL.Path, "/api/")

// /api/stats
if relativeURL == "stats" {
stats, err := backend.GetStats(r.Context())
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
return
}

w.Header().Add("Content-Type", "application/json")
if err := json.NewEncoder(w).Encode(stats); err != nil {
w.WriteHeader(http.StatusInternalServerError)
return
}

return
}

// /api/
if relativeURL == "" {
// Index
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