59 lines
1.5 KiB
Go
59 lines
1.5 KiB
Go
// Package version provides default versions, user-agents etc. for client identification.
|
|
package version
|
|
|
|
import (
|
|
"fmt"
|
|
"reflect"
|
|
"runtime/debug"
|
|
)
|
|
|
|
var (
|
|
DefaultExtendedHandshakeClientVersion string
|
|
// This should be updated when client behaviour changes in a way that other peers could care
|
|
// about.
|
|
DefaultBep20Prefix = "-GT0003-"
|
|
DefaultHttpUserAgent string // format: anacrolix-torrent/version
|
|
DefaultUpnpId string
|
|
)
|
|
|
|
func init() {
|
|
const (
|
|
longNamespace = "anacrolix"
|
|
longPackageName = "torrent"
|
|
)
|
|
type Newtype struct{}
|
|
var newtype Newtype
|
|
thisPkg := reflect.TypeOf(newtype).PkgPath()
|
|
var (
|
|
mainPath = "unknown"
|
|
mainVersion = "unknown"
|
|
torrentVersion = "unknown"
|
|
)
|
|
if buildInfo, ok := debug.ReadBuildInfo(); ok {
|
|
mainPath = buildInfo.Main.Path
|
|
mainVersion = buildInfo.Main.Version
|
|
// Note that if the main module is the same as this module, we get a version of "(devel)".
|
|
for _, dep := range append(buildInfo.Deps, &buildInfo.Main) {
|
|
if dep.Path == thisPkg {
|
|
torrentVersion = dep.Version
|
|
}
|
|
}
|
|
}
|
|
DefaultExtendedHandshakeClientVersion = fmt.Sprintf(
|
|
"%v %v (%v/%v %v)",
|
|
mainPath,
|
|
mainVersion,
|
|
longNamespace,
|
|
longPackageName,
|
|
torrentVersion,
|
|
)
|
|
DefaultUpnpId = fmt.Sprintf("%v %v", mainPath, mainVersion)
|
|
// Per https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/User-Agent#library_and_net_tool_ua_strings
|
|
DefaultHttpUserAgent = fmt.Sprintf(
|
|
"%v-%v/%v",
|
|
longNamespace,
|
|
longPackageName,
|
|
torrentVersion,
|
|
)
|
|
}
|