Anso 7c3ba3f24d feat(dashboard): surface metrics-stale indicator after sustained poll failure (#1213)
* feat(dashboard): surface metrics-paused indicator after sustained poll failure

useDashboardData previously failed silently when /stats or /system/stats
returned an error: stale data kept rendering and the last sync timestamp
quietly drifted. The operator could not tell whether the dashboard was just
slow or whether the Docker socket / metrics path had genuinely gone down.

Track consecutive failures per live-metrics endpoint. After three in a row
on either /stats or /system/stats (≈15 s at the 5 s poll cadence), expose a
metricsStale boolean on the hook result. HealthStatusBar renders a small
amber "metrics paused" chip beside the meta line when set. The indicator
clears on the first successful response when both endpoints are within the
threshold.

A unit test for the threshold logic is intentionally deferred to the Phase
4 E2E dashboard spec, which exercises the same path end-to-end by stopping
the Docker daemon and asserting the user-visible indicator.

* fix(dashboard): rename stale-metrics chip and cover the threshold with tests

Address two follow-up findings from independent review of the earlier
commit on this branch.

1. Rename the masthead chip from "metrics paused" to "metrics stale". The
   hook keeps polling on every cycle; the chip describes the freshness of
   the displayed numbers, not the polling cadence. The new wording matches
   the underlying `metricsStale` state variable.

2. Add a Vitest spec for the threshold logic. Captures the visibilityInterval
   callback at registration time and drives each polling cycle on demand,
   covering: three consecutive /stats failures trip the indicator and the
   next successful poll clears it; three consecutive /system/stats failures
   trip the indicator on the other endpoint; clearing requires both
   endpoints under threshold (a single endpoint recovering while the other
   is still failing keeps the indicator set).

The clarifying comment in useDashboardData notes that polling is unaffected
and only the data freshness is in scope, so future readers do not interpret
"stale" as "paused".
2026-05-25 12:11:43 -04:00
2026-03-25 00:40:06 -04:00

Sencho

Self-hosted Docker Compose management for one machine or a fleet.

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Sencho dashboard

What Sencho is

Sencho is for homelab operators, small DevOps teams, and platform engineers who run services on Docker Compose, want a graphical interface without giving up file-on-disk workflows, and need to manage more than one machine without SSH gymnastics or a VPN.

It runs as a single container on your hardware and gives you a UI for the work you currently do over SSH on compose stacks: deploying, editing files, watching logs, restarting containers, browsing volumes, and recovering from failures. Your compose files stay on the host filesystem and remain the source of truth.

A Sencho instance is autonomous. To manage another machine, you install a second Sencho on it and connect them with a long-lived API token; the primary dashboard then acts as a transparent HTTPS proxy across your fleet. There is no SSH and no exposed Docker socket. For nodes behind NAT or strict firewalls, the Pilot Agent establishes a single outbound WebSocket tunnel to the primary, so the remote host opens no inbound port at all.

Most capabilities are free in the Community tier. A few advanced automation and fleet-control features ship in paid tiers; pricing lives at sencho.io/pricing.


Capabilities

Stacks

  • Full Compose lifecycle: create, deploy, restart, stop, pull
  • Monaco editor with diff preview before save and one-click rollback
  • Git-sourced stacks pulled and synced from any repository
  • File explorer for compose, env, and supporting files
  • Stack labels for grouping and bulk operations
  • App Store with LinuxServer.io templates

Observability

  • Aggregated log search and stream across every container in the fleet
  • Live container stats, health checks, and image-update notifications
  • Threshold alerts for CPU, memory, and network
  • Read-only audit log of every action
  • Network topology view of containers, networks, and nodes

Fleet

  • Multi-node management via authenticated HTTP and WebSocket proxy
  • Fleet view with grid and topology layouts
  • Fleet snapshots of compose and env across the fleet
  • Pilot Agent for nodes behind NAT or strict firewalls
  • Node compatibility checks before deploying

Automation

Security

Operations


Quick start

Sencho runs in a single container.

services:
  sencho:
    image: saelix/sencho:latest
    container_name: sencho
    restart: unless-stopped
    ports:
      - "1852:1852"
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - ./data:/app/data
      # 1:1 Compose Path Rule: the host path MUST match the container path
      - /opt/docker:/opt/docker
    environment:
      - COMPOSE_DIR=/opt/docker
      - DATA_DIR=/app/data
docker compose up -d

Open http://your-server:1852 and create your admin account.

Always front Sencho with a TLS-terminating reverse proxy in production. See the self-hosting guide for hardening, environment variables, and reverse-proxy examples.

Run with docker run instead
docker run -d --name sencho \
  -p 1852:1852 \
  -v /var/run/docker.sock:/var/run/docker.sock \
  -v sencho_data:/app/data \
  -e COMPOSE_DIR=/opt/docker \
  saelix/sencho:latest

For the full walkthrough, see the quickstart guide.


Adding remote nodes

To manage a second machine, install Sencho on it the same way, then add it from the primary dashboard with its URL and a long-lived API token. The primary proxies authenticated HTTPS and WebSocket requests to the remote instance. No SSH, no exposed Docker socket, no agent process on the remote. Nodes behind NAT or strict firewalls can opt into the Pilot Agent for outbound-only connectivity.

See the multi-node guide for the full token-bearer flow.


Screenshots

Stacks Editor
Fleet Logs

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Self-hosted Docker Compose management platform. Great for homelabs, small DevOps teams, and platform engineers.
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