systemd

systemd Manager API

The Manager API from systemd — 12 operation(s) for manager.

GitHub OpenAPI

Operations 12

POST /manager/reload Reload networkd Configuration #
GET /manager/describe Get Full networkd State Description #
POST /manager/reexecute Reexecute The Manager #
POST /manager/enable Enable Unit Files #
POST /manager/disable Disable Unit Files #
POST /manager/mask Mask Unit Files #
POST /manager/unmask Unmask Unit Files #
POST /manager/set-default-target Set The Default Boot Target #
GET /manager/default-target Get The Default Boot Target #
GET /manager/snapshot Get Manager Properties #
POST /io.systemd.Manager/Describe Describe Manager State #
POST /io.systemd.Manager/ListUnits List All Units #

Documentation

📖
Documentation
https://www.freedesktop.org/software/systemd/man/latest/org.freedesktop.systemd1.html
📖
Documentation
https://www.freedesktop.org/software/systemd/man/latest/org.freedesktop.login1.html
📖
Documentation
https://www.freedesktop.org/software/systemd/man/latest/org.freedesktop.network1.html
📖
Documentation
https://www.freedesktop.org/software/systemd/man/latest/org.freedesktop.resolve1.html
📖
Documentation
https://www.freedesktop.org/software/systemd/man/latest/org.freedesktop.machine1.html
📖
Documentation
https://www.freedesktop.org/software/systemd/man/latest/org.freedesktop.hostname1.html
📖
Documentation
https://www.freedesktop.org/software/systemd/man/latest/varlinkctl.html

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/systemd/refs/heads/main/openapi/systemd-manager-api-openapi.yml

Other Resources

🔗
InterfaceDefinition
https://github.com/systemd/systemd/blob/main/man/org.freedesktop.systemd1.xml
🔗
InterfaceDefinition
https://github.com/systemd/systemd/blob/main/man/org.freedesktop.login1.xml
🔗
InterfaceDefinition
https://github.com/systemd/systemd/blob/main/man/org.freedesktop.network1.xml
🔗
InterfaceDefinition
https://github.com/systemd/systemd/blob/main/man/org.freedesktop.resolve1.xml
🔗
InterfaceDefinition
https://github.com/systemd/systemd/blob/main/man/org.freedesktop.machine1.xml
🔗
InterfaceDefinition
https://github.com/systemd/systemd/blob/main/man/org.freedesktop.hostname1.xml
🔗
SourceCode
https://github.com/systemd/systemd/tree/main/src

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OpenAPI Specification

systemd-manager-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: systemd-hostnamed (org.freedesktop.hostname1) Boot Manager API
  version: '1.0'
  summary: D-Bus API of systemd-hostnamed modeled as REST operations.
  description: 'Documentation/contract artifact for the `org.freedesktop.hostname1` D-Bus interface on the

    system bus. Manages the system hostname (static, transient, pretty), chassis type, deployment,

    location, icon name, and other machine info.

    '
  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.hostname1
tags:
- name: Manager
paths:
  /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
  /manager/reexecute:
    post:
      tags:
      - Manager
      operationId: Reexecute
      summary: Reexecute The Manager
      description: Re-executes the systemd binary in-place, preserving state. Mirrors `Reexecute()`.
      responses:
        '204':
          description: Reexecuted.
  /manager/enable:
    post:
      tags:
      - Manager
      operationId: EnableUnitFiles
      summary: Enable Unit Files
      description: Creates the symlinks that make units start at boot. Mirrors `EnableUnitFiles(files, runtime, force)`.
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                files:
                  type: array
                  items:
                    type: string
                runtime:
                  type: boolean
                force:
                  type: boolean
      responses:
        '200':
          description: Carries-install info and change set.
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
  /manager/disable:
    post:
      tags:
      - Manager
      operationId: DisableUnitFiles
      summary: Disable Unit Files
      description: Removes the symlinks that make units start at boot. Mirrors `DisableUnitFiles(files, runtime)`.
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                files:
                  type: array
                  items:
                    type: string
                runtime:
                  type: boolean
      responses:
        '200':
          description: Change set.
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
  /manager/mask:
    post:
      tags:
      - Manager
      operationId: MaskUnitFiles
      summary: Mask Unit Files
      description: Symlinks units to /dev/null so they cannot be started. Mirrors `MaskUnitFiles(files, runtime, force)`.
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                files:
                  type: array
                  items:
                    type: string
                runtime:
                  type: boolean
                force:
                  type: boolean
      responses:
        '200':
          description: Change set.
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
  /manager/unmask:
    post:
      tags:
      - Manager
      operationId: UnmaskUnitFiles
      summary: Unmask Unit Files
      description: Reverses MaskUnitFiles. Mirrors `UnmaskUnitFiles(files, runtime)`.
      responses:
        '200':
          description: Change set.
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
  /manager/set-default-target:
    post:
      tags:
      - Manager
      operationId: SetDefaultTarget
      summary: Set The Default Boot Target
      description: Mirrors `SetDefaultTarget(target, force)`.
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                target:
                  type: string
                force:
                  type: boolean
      responses:
        '200':
          description: Change set.
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
  /manager/default-target:
    get:
      tags:
      - Manager
      operationId: GetDefaultTarget
      summary: Get The Default Boot Target
      description: Mirrors `GetDefaultTarget()`.
      responses:
        '200':
          description: Target unit name.
          content:
            application/json:
              schema:
                type: object
                properties:
                  target:
                    type: string
  /manager/snapshot:
    get:
      tags:
      - Manager
      operationId: GetManagerProperties
      summary: Get Manager Properties
      description: Returns the full property map of the Manager (Version, Features, Virtualization, Architecture, Tainted, FirmwareTimestamp, etc.).
      responses:
        '200':
          description: Property map.
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
  /io.systemd.Manager/Describe:
    post:
      tags:
      - Manager
      operationId: ManagerDescribe
      summary: Describe Manager State
      description: Calls `io.systemd.Manager.Describe` on PID 1's varlink socket. Returns the manager's runtime state (architecture, virtualization, version, features, tainted, timestamps).
      responses:
        '200':
          description: Manager description.
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
  /io.systemd.Manager/ListUnits:
    post:
      tags:
      - Manager
      operationId: ManagerListUnits
      summary: List All Units
      description: Calls `io.systemd.Manager.ListUnits`. Returns an iterable stream of unit records.
      responses:
        '200':
          description: Streamed unit records.
          content:
            application/json:
              schema:
                type: array
                items:
                  type: object
                  additionalProperties: true