Vero Monitor Service

Description

The service_mon probe checks the state of an OS service (systemd unit on Linux, Windows service on Windows). Supports expecting running or stopped state.

Config fields

Field	Type	Required	Default	Description
`type`	`string`	Yes	—	Must be `"service_mon"`
`manager`	`string`	Yes	—	`"systemd"` (Linux) or `"windows_service"` (Windows)
`serviceName`	`string`	Yes	—	Service/unit name to check
`expectedState`	`string`	No	`"running"`	Expected state: `"running"` or `"stopped"`

Metrics

Metric	Type	Description
`vms.service_mon.status`	status	`up` (matches) or `down`
`vms.service_mon.restart_count`	counter	Restart count (systemd .service units only)

Example config

{
  "type": "service_mon",
  "manager": "systemd",
  "serviceName": "nginx",
  "expectedState": "running"
}

Notes

manager must match the host OS. Cross-OS (e.g. systemd on Windows) fails at construction.
restart_count is only available for systemd .service units.