// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

//+build linux,go1.8 darwin,go1.10
//+build cgo

package plugin

import (
	"errors"
	goplugin "plugin"
)

func loadPlugins(path string) error {
	p, err := goplugin.Open(path)
	if err != nil {
		return err
	}

	sym, err := p.Lookup("Bundle")
	if err != nil {
		return err
	}

	ptr, ok := sym.(*map[string][]interface{})
	if !ok {
		return errors.New("invalid bundle type")
	}

	bundle := *ptr
	for name, plugins := range bundle {
		loader := registry[name]
		if loader == nil {
			continue
		}

		for _, plugin := range plugins {
			if err := loader(plugin); err != nil {
				return err
			}
		}
	}

	return nil
}
