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Nagios System API

Admin-only endpoints to manage Nagios XI subsystems, apply configuration, schedule downtime, and execute commands.

Nagios System API is one of 13 APIs that Nagios publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

This API exposes 6 JSON Schema definitions.

Tagged areas include System. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and 6 JSON Schemas.

This API exposes 5 operations across 5 paths, and defines 2 schemas. It is described by OpenAPI 3.0.3, at version v1.

Requests are made against a single base URL, https://{nagiosXiHost}/nagiosxi/api/v1.

5 operations 5 paths 2 schemas 3 GET2 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.0.3
API Version
v1
Base URL
https://{nagios-xi-host}/nagiosxi/api/v1
Authentication
API Key, API Key
Resource Areas
1

Authentication & Security 2

Nagios System API declares 2 security schemes for authenticating requests. An API key is passed in the query as apikey (ApiKeyQuery). An API key is passed in the header as X-API-KEY (ApiKeyHeader). By default, every request must be authenticated.

Paths & Operations 5

Across 5 paths, the API surfaces 5 operations — 3 GET, 2 POST. Each is listed below with its method, path, parameters, and response codes.

System 5

Admin-only endpoints to manage Nagios XI subsystems, apply configuration, schedule downtime, and execute commands.

GET
/system/status
Get System Status
getSystemStatus 1 param → 200
POST
/system/applyconfig
Apply Configuration
applyConfig → 200
POST
/system/scheduleddowntime
Schedule Downtime
scheduleDowntime body → 200
GET
/system
Get System Information
getSystem 1 param → 200
GET
/system/agent_version
Get Agent Version
getAgentVersion 1 param → 200

Schemas 2

The contract defines 2 schemas that model the data the API accepts and returns. The most detailed is SystemStatus (16 properties). Each schema is shown below with its type and property counts.

MetricResponse
object
SystemStatus
object
16 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

nagios-system-api-openapi.yml Raw ↑

Other APIs Nagios publishes across the network.

NSCA (Nagios Service Check Acceptor)
NRPE (Nagios Remote Plugin Executor)
Nagios Config API
Nagios CPU API
Nagios Disk API
Nagios Interface API
Nagios Memory API
Nagios Objects API
Nagios Plugins API
Nagios Processes API
Nagios Services API
Nagios Submission API