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detector.go
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detector.go
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/*
* Copyright (C) 2017 The "MysteriumNetwork/node" Authors.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package location
import (
"github.com/mysteriumnetwork/node/core/ip"
)
// NewDetector constructs Detector instance
func NewDetector(ipResolver ip.Resolver, locationResolver Resolver) Detector {
return &detector{
ipResolver: ipResolver,
locationResolver: locationResolver,
}
}
// NewDetectorFake constructs Detector instance with faked data
func NewDetectorFake(ipAddress string, country string) Detector {
return &detector{
ipResolver: ip.NewResolverFake(ipAddress),
locationResolver: NewResolverFake(country),
}
}
// NewDetectorFakeFailing constructs Detector instance with faked error
func NewDetectorFakeFailing(err error) Detector {
return &detector{
ipResolver: ip.NewResolverFake(""),
locationResolver: NewResolverFakeFailing(err),
}
}
type detector struct {
ipResolver ip.Resolver
locationResolver Resolver
}
// Maps current ip to country
func (d *detector) DetectLocation() (Location, error) {
ipAddress, err := d.ipResolver.GetPublicIP()
if err != nil {
return Location{}, err
}
country, err := d.locationResolver.ResolveCountry(ipAddress)
if err != nil {
return Location{}, err
}
location := Location{Country: country, IP: ipAddress}
return location, nil
}