Anso 0953025036 fix(fleet): gate node update actions to admins and harden update tracking (#1272)
* fix(fleet): gate node update actions to admins and harden update tracking

Node update affordances now render only for admins, matching the admin-only
routes behind them. Previously a non-admin could open the Fleet view and see the
per-node Update button, Update all, retry, dismiss, and Recheck controls, then
get a 403 on click. Those controls are now hidden for non-admins, who still see
read-only update status.

Both update-status clear routes (per-node and bulk) now require admin, and the
bulk recheck throttles its forced "latest published version" lookup so a caller
cannot loop it to hammer the upstream registries; the response reports whether
the refresh actually ran so the UI can surface a "checked recently" note.

Completion detection no longer reports a node as Updated when it merely blips
offline and returns on the same version with an unchanged process start time.
That case stays in progress and is decided by the existing early-fail and
timeout heuristics, so a momentary network glitch is not mistaken for a
successful update. Failed and timed-out updates now emit an operator-visible
warning, and a periodic safety-net sweep bounds in-flight trackers when no
client is polling for status.

* fix(fleet): harden update completion and recheck failure handling

Refinements from review of the node self-update hardening:

- Completion signal 1 now requires a valid version, not merely a different one.
  A node whose /api/meta momentarily omits or mangles its version (online, same
  process) reported version=null, which compared unequal to the previous version
  and falsely marked the update completed. It now stays in progress and is
  decided by the early-fail/timeout heuristics.

- Terminal resolution is atomic: it re-reads the live tracker and transitions
  only if it is still in flight with the same start time, so two concurrent
  status polls cannot both warn or clobber each other's transition.

- The operator warning for a failed or timed-out update now redacts
  secret-shaped text (bearer/basic/token/password, credentialed URLs) from the
  underlying error before logging, in addition to stripping control characters.

- The Recheck button now surfaces an error toast when the request throws
  (network or auth failure), matching the existing non-ok-response path instead
  of only logging to the console.
2026-06-01 17:27:25 -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

Note

Sencho is currently in public beta on the path to v1.0. Core workflows are actively tested, but early users should review the known limitations and avoid deploying it blindly on critical infrastructure without testing in their own environment first.


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 an authenticated HTTP and WebSocket proxy across your fleet. Use TLS, a VPN, or a private network for any untrusted link. Each node still uses its local Docker socket (see Quick start), but Sencho does not require SSH and does not expose a remote Docker socket on the network. 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.

What Sencho is not (yet)

Sencho is a Docker Compose control plane focused on homelab and small-fleet operators. It is intentionally not:

  • A Kubernetes scheduler or replacement.
  • A reverse proxy. Front Sencho with your existing proxy (Caddy, Traefik, nginx) for TLS and authentication on the public edge.
  • A monitoring stack. Sencho surfaces container and host metrics in the dashboard but does not replace Prometheus, Grafana, or your existing alerting pipeline.
  • A CI / CD pipeline. Use webhooks, the API, or Git-sourced stacks to connect Sencho to your build system.

See KNOWN_LIMITATIONS.md for the current limitation list.


Tier coverage: All bullets below are available in the free Community tier unless marked with (Skipper) for paid mid-tier or (Admiral) for paid top-tier. Full breakdown 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 (Admiral)
  • 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

  • SSO: custom OIDC, presets for Google, GitHub, and Okta, plus LDAP and Active Directory
  • Two-factor authentication with TOTP and backup codes
  • RBAC with five roles: admin (full control), viewer (read-only), deployer (deploy and restart, no edits), node-admin (admin scoped to specific nodes), and auditor (read-only with audit-log access)
  • Vulnerability scanning via Trivy on every tier with VEX-based suppression; SARIF export and SBOM upload (Skipper)
  • Private registries (Admiral) and deploy enforcement (Skipper) for non-compliant images
  • API tokens for automation

Operations


Before you install

Sencho talks to Docker through the host's /var/run/docker.sock. Mounting this socket grants Sencho the same privilege as sudo docker on the host. This is the same model used by Portainer, Dockge, Komodo, and other Compose dashboards. If your threat model requires stricter isolation, see running with a non-root container user and front Sencho with a reverse proxy that enforces authentication.

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 \
  # 1:1 Compose Path Rule: the host path MUST match the container path
  -v /opt/docker:/opt/docker \
  -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 HTTP and WebSocket requests to the remote instance. The remote node does not run SSH for Sencho, does not expose its Docker socket on the network, and does not run a separate agent process. The local Sencho on each node manages its own Docker through the standard socket mount described in Quick start. 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

Telemetry and data handling

Sencho does not emit telemetry, analytics, or crash reports. The only outbound traffic is license validation against Lemon Squeezy, and only when a paid license key is activated. Community-tier instances make no outbound calls to Sencho-controlled endpoints. Stack metadata, container inventory, and user activity never leave your instance.


Documentation, community, and license


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