src/mongo/gotools/src/github.com/mongodb/mongo-tools/common/db/kerberos/gssapi.go


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// Copyright (C) MongoDB, Inc. 2014-present.
//
// Licensed 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

// Package kerberos implements authentication to MongoDB using kerberos
package kerberos

// #cgo windows CFLAGS: -Ic:/sasl/include
// #cgo windows LDFLAGS: -Lc:/sasl/lib

import (
	"github.com/mongodb/mongo-tools/common/options"
	"gopkg.in/mgo.v2"
)

const authMechanism = "GSSAPI"

func AddKerberosOpts(opts options.ToolOptions, dialInfo *mgo.DialInfo) {
	if dialInfo == nil {
		return
	}
	if opts.Kerberos == nil {
		return
	}
	if opts.Auth == nil || (opts.Auth.Mechanism != authMechanism &&
		dialInfo.Mechanism != authMechanism) {
		return
	}
	dialInfo.Service = opts.Kerberos.Service
	dialInfo.ServiceHost = opts.Kerberos.ServiceHost
	dialInfo.Mechanism = authMechanism
}