Anso af4083175c feat(fleet): add read-only dependency map tab (#1324)
* feat(fleet): add read-only dependency map tab

Add a fleet-wide Dependencies tab to Fleet view that maps how stacks,
services, networks, volumes, and ports relate, with flags for missing
dependencies, port conflicts, orphaned resources, and cross-stack shared
resources. Read-only; filterable by stack, node, and flag; collapsed by
default with a list-view fallback at scale.

The graph is derived at request time from Docker and compose metadata, so
no new table or persisted state is introduced. A per-node graph endpoint
feeds a hub aggregation endpoint that fans out across the fleet and
degrades gracefully, surfacing unreachable or unparseable nodes inline
while the rest of the map still renders.

* fix(fleet): harden dependency map flag detection and remote merge

Address review findings on the dependency map:
- Port-conflict detection now does pairwise host-scope overlap, so an
  unrelated bind on the same port and protocol but a different specific host
  IP is no longer flagged, and the flag lands on the exact scoped port node.
- A running service's depends_on target is only considered satisfied when it
  is actually running, so a crashed (exited) dependency is surfaced while a
  deliberately stopped stack stays quiet.
- Declared external networks and volumes are reported missing when they do
  not exist on the host instead of being assumed present.
- The hub deep-validates each remote node-graph payload before merging, so a
  reachable-but-malformed remote degrades to a single node error rather than
  failing the whole fleet map, and the validation failure is logged.
- Searching or filtering on a network, volume, or port now also reveals the
  services that claim it and their stacks.
2026-06-06 11:18:36 -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 governance, security, and fleet-control features ship in the paid Admiral tier; 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 (Admiral). 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

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


Contributors

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