lotus/api/version.go

74 lines
1.4 KiB
Go

package api
import (
"fmt"
xerrors "golang.org/x/xerrors"
)
type Version uint32
func newVer(major, minor, patch uint8) Version {
return Version(uint32(major)<<16 | uint32(minor)<<8 | uint32(patch))
}
// Ints returns (major, minor, patch) versions
func (ve Version) Ints() (uint32, uint32, uint32) {
v := uint32(ve)
return (v & majorOnlyMask) >> 16, (v & minorOnlyMask) >> 8, v & patchOnlyMask
}
func (ve Version) String() string {
vmj, vmi, vp := ve.Ints()
return fmt.Sprintf("%d.%d.%d", vmj, vmi, vp)
}
func (ve Version) EqMajorMinor(v2 Version) bool {
return ve&minorMask == v2&minorMask
}
type NodeType int
const (
NodeUnknown NodeType = iota
NodeFull
NodeMiner
NodeWorker
)
var RunningNodeType NodeType
func VersionForType(nodeType NodeType) (Version, error) {
switch nodeType {
case NodeFull:
return FullAPIVersion1, nil
case NodeMiner:
return MinerAPIVersion0, nil
case NodeWorker:
return WorkerAPIVersion0, nil
default:
return Version(0), xerrors.Errorf("unknown node type %d", nodeType)
}
}
// semver versions of the rpc api exposed
var (
FullAPIVersion0 = newVer(1, 3, 0)
FullAPIVersion1 = newVer(2, 1, 0)
MinerAPIVersion0 = newVer(1, 2, 0)
WorkerAPIVersion0 = newVer(1, 1, 0)
)
//nolint:varcheck,deadcode
const (
majorMask = 0xff0000
minorMask = 0xffff00
patchMask = 0xffffff
majorOnlyMask = 0xff0000
minorOnlyMask = 0x00ff00
patchOnlyMask = 0x0000ff
)