package types
|
|
|
|
import (
|
|
"bytes"
|
|
"fmt"
|
|
"io"
|
|
|
|
. "github.com/tendermint/go-common"
|
|
"github.com/tendermint/go-crypto"
|
|
"github.com/tendermint/go-wire"
|
|
)
|
|
|
|
// Volatile state for each Validator
|
|
// Also persisted with the state, but fields change
|
|
// every height|round so they don't go in merkle.Tree
|
|
type Validator struct {
|
|
Address []byte `json:"address"`
|
|
PubKey crypto.PubKey `json:"pub_key"`
|
|
LastCommitHeight int `json:"last_commit_height"`
|
|
VotingPower int64 `json:"voting_power"`
|
|
Accum int64 `json:"accum"`
|
|
}
|
|
|
|
// Creates a new copy of the validator so we can mutate accum.
|
|
// Panics if the validator is nil.
|
|
func (v *Validator) Copy() *Validator {
|
|
vCopy := *v
|
|
return &vCopy
|
|
}
|
|
|
|
// Returns the one with higher Accum.
|
|
func (v *Validator) CompareAccum(other *Validator) *Validator {
|
|
if v == nil {
|
|
return other
|
|
}
|
|
if v.Accum > other.Accum {
|
|
return v
|
|
} else if v.Accum < other.Accum {
|
|
return other
|
|
} else {
|
|
if bytes.Compare(v.Address, other.Address) < 0 {
|
|
return v
|
|
} else if bytes.Compare(v.Address, other.Address) > 0 {
|
|
return other
|
|
} else {
|
|
PanicSanity("Cannot compare identical validators")
|
|
return nil
|
|
}
|
|
}
|
|
}
|
|
|
|
func (v *Validator) String() string {
|
|
if v == nil {
|
|
return "nil-Validator"
|
|
}
|
|
return fmt.Sprintf("Validator{%X %v %v VP:%v A:%v}",
|
|
v.Address,
|
|
v.PubKey,
|
|
v.LastCommitHeight,
|
|
v.VotingPower,
|
|
v.Accum)
|
|
}
|
|
|
|
func (v *Validator) Hash() []byte {
|
|
return wire.BinaryRipemd160(v)
|
|
}
|
|
|
|
//-------------------------------------
|
|
|
|
var ValidatorCodec = validatorCodec{}
|
|
|
|
type validatorCodec struct{}
|
|
|
|
func (vc validatorCodec) Encode(o interface{}, w io.Writer, n *int, err *error) {
|
|
wire.WriteBinary(o.(*Validator), w, n, err)
|
|
}
|
|
|
|
func (vc validatorCodec) Decode(r io.Reader, n *int, err *error) interface{} {
|
|
return wire.ReadBinary(&Validator{}, r, 0, n, err)
|
|
}
|
|
|
|
func (vc validatorCodec) Compare(o1 interface{}, o2 interface{}) int {
|
|
PanicSanity("ValidatorCodec.Compare not implemented")
|
|
return 0
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------
|
|
// For testing...
|
|
|
|
func RandValidator(randPower bool, minPower int64) (*Validator, *PrivValidator) {
|
|
privVal := GenPrivValidator()
|
|
_, tempFilePath := Tempfile("priv_validator_")
|
|
privVal.SetFile(tempFilePath)
|
|
votePower := minPower
|
|
if randPower {
|
|
votePower += int64(RandUint32())
|
|
}
|
|
val := &Validator{
|
|
Address: privVal.Address,
|
|
PubKey: privVal.PubKey,
|
|
LastCommitHeight: 0,
|
|
VotingPower: votePower,
|
|
Accum: 0,
|
|
}
|
|
return val, privVal
|
|
}
|