systemd

systemd-networkd (org.freedesktop.network1)

D-Bus API of systemd-networkd for managing network interfaces, link configuration, DHCP server state, and netdev/network unit reload. Exposes Manager and per-Link interfaces with methods to set link properties, reconfigure, force renew, and query link state.

systemd-networkd (org.freedesktop.network1) is one of 16 APIs that systemd publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

This API exposes 1 machine-runnable capability that can be deployed as REST, MCP, or Agent Skill surfaces via Naftiko.

Tagged areas include D-Bus, DHCP, Network, and Networkd. The published artifact set on APIs.io includes API documentation, an OpenAPI specification, and 1 Naftiko capability spec.

Documentation GitHub OpenAPI

OpenAPI Specification

openapi: 3.1.0
info:
  title: systemd-networkd (org.freedesktop.network1)
  version: '1.0'
  summary: D-Bus API of systemd-networkd modeled as REST operations.
  description: |
    Documentation/contract artifact for the `org.freedesktop.network1` D-Bus interface set on the
    system bus, exposed by systemd-networkd. Provides per-link state introspection plus methods to
    reconfigure, force-renew DHCP, set DNS/NTP/domains, and reload configuration.

    Bus name: `org.freedesktop.network1`. Root: `/org/freedesktop/network1`.
  license: { name: LGPL-2.1-or-later, url: https://github.com/systemd/systemd/blob/main/LICENSES/LGPL-2.1-or-later.txt }
servers: [{ url: 'dbus://system/org.freedesktop.network1' }]
tags:
- name: Manager
- name: Links
paths:
  /links:
    get:
      tags: [Links]
      operationId: ListLinks
      summary: List All Network Links
      description: Mirrors `ListLinks()`. Returns (ifindex, ifname, object path) tuples.
      responses: { '200': { description: Array of links., content: { application/json: { schema: { type: array, items: { $ref: '#/components/schemas/Link' } } } } } }
  /links/{ifindex}:
    parameters: [{ name: ifindex, in: path, required: true, schema: { type: integer } }]
    get:
      tags: [Links]
      operationId: GetLinkByIndex
      summary: Get A Link By ifindex
      description: Mirrors `GetLinkByIndex(ifindex)`.
      responses: { '200': { description: Link object path., content: { application/json: { schema: { type: object, properties: { path: { type: string } } } } } } }
  /links/by-name/{name}:
    parameters: [{ name: name, in: path, required: true, schema: { type: string } }]
    get:
      tags: [Links]
      operationId: GetLinkByName
      summary: Get A Link By Name
      description: Mirrors `GetLinkByName(name)`.
      responses: { '200': { description: Link object path. } }
  /links/{ifindex}/reconfigure:
    parameters: [{ name: ifindex, in: path, required: true, schema: { type: integer } }]
    post:
      tags: [Links]
      operationId: ReconfigureLink
      summary: Reconfigure A Link
      description: Mirrors `ReconfigureLink(ifindex)` — re-applies the matching .network file.
      responses: { '204': { description: Reconfigured. } }
  /links/{ifindex}/renew:
    parameters: [{ name: ifindex, in: path, required: true, schema: { type: integer } }]
    post:
      tags: [Links]
      operationId: RenewLink
      summary: Force DHCP Renew
      description: Mirrors `RenewLink(ifindex)`.
      responses: { '204': { description: Renewal triggered. } }
  /links/{ifindex}/dns:
    parameters: [{ name: ifindex, in: path, required: true, schema: { type: integer } }]
    put:
      tags: [Links]
      operationId: SetLinkDNS
      summary: Set DNS Servers For A Link
      description: Mirrors `SetLinkDNS(ifindex, dns)`.
      requestBody: { content: { application/json: { schema: { type: object, properties: { servers: { type: array, items: { type: string } } } } } } }
      responses: { '204': { description: Updated. } }
  /links/{ifindex}/domains:
    parameters: [{ name: ifindex, in: path, required: true, schema: { type: integer } }]
    put:
      tags: [Links]
      operationId: SetLinkDomains
      summary: Set Search Domains For A Link
      description: Mirrors `SetLinkDomains(ifindex, domains)`.
      requestBody: { content: { application/json: { schema: { type: object, properties: { domains: { type: array, items: { type: object, properties: { domain: { type: string }, search_only: { type: boolean } } } } } } } } }
      responses: { '204': { description: Updated. } }
  /manager/reload:
    post:
      tags: [Manager]
      operationId: ReloadNetwork
      summary: Reload networkd Configuration
      description: Mirrors `Reload()` on Manager.
      responses: { '204': { description: Reloaded. } }
  /manager/describe:
    get:
      tags: [Manager]
      operationId: DescribeNetwork
      summary: Get Full networkd State Description
      description: Mirrors `Describe()`. Returns a JSON dump of full networkd state.
      responses: { '200': { description: networkd state JSON., content: { application/json: { schema: { type: object, additionalProperties: true } } } } }
components:
  schemas:
    Link:
      type: object
      properties:
        ifindex: { type: integer }
        name: { type: string }
        object_path: { type: string }

systemd-networkd (org.freedesktop.network1)

Documentation

Specifications

Other Resources

OpenAPI Specification