// SPDX-License-Identifier: GPL-2.0-only

// Command plugin is the happyDomain plugin entrypoint for the DNSViz checker.
//
// It is built as a Go plugin (`go build -buildmode=plugin`) and loaded at
// runtime by happyDomain.
package main

import (
	dnsviz "git.happydns.org/checker-dnsviz/checker"
	"git.happydns.org/checker-dnsviz/internal/collect"
	sdk "git.happydns.org/checker-sdk-go/checker"
)

// Version is overridden at link time: -ldflags "-X main.Version=1.2.3".
var Version = "custom-build"

// NewCheckerPlugin is the symbol resolved by happyDomain when loading the
// .so file. It returns the checker definition and the observation provider
// that the host will register in its global registries.
func NewCheckerPlugin() (*sdk.CheckerDefinition, sdk.ObservationProvider, error) {
	dnsviz.Version = Version
	col := &collect.Collector{}
	prvd := dnsviz.Provider(col.Collect)
	return prvd.(sdk.CheckerDefinitionProvider).Definition(), prvd, nil
}