The core protocol of WoopChain
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
woop/cmd/harmony/bls.go

113 lines
2.8 KiB

package main
import (
"fmt"
"os"
"sync"
harmonyconfig "github.com/harmony-one/harmony/internal/configs/harmony"
"github.com/harmony-one/harmony/internal/blsgen"
nodeconfig "github.com/harmony-one/harmony/internal/configs/node"
"github.com/harmony-one/harmony/multibls"
)
var (
multiBLSPriKey multibls.PrivateKeys
onceLoadBLSKey sync.Once
)
// setupConsensusKeys load bls keys and set the keys to nodeConfig. Return the loaded public keys.
func setupConsensusKeys(hc harmonyconfig.HarmonyConfig, config *nodeconfig.ConfigType) multibls.PublicKeys {
onceLoadBLSKey.Do(func() {
var err error
multiBLSPriKey, err = loadBLSKeys(hc.BLSKeys)
if err != nil {
fmt.Fprintf(os.Stderr, "ERROR when loading bls key: %v\n", err)
os.Exit(100)
}
})
config.ConsensusPriKey = multiBLSPriKey
return multiBLSPriKey.GetPublicKeys()
}
func loadBLSKeys(raw harmonyconfig.BlsConfig) (multibls.PrivateKeys, error) {
config, err := parseBLSLoadingConfig(raw)
if err != nil {
return nil, err
}
keys, err := blsgen.LoadKeys(config)
if err != nil {
return nil, err
}
if len(keys) == 0 {
return nil, fmt.Errorf("0 bls keys loaded")
}
if len(keys) > raw.MaxKeys {
return nil, fmt.Errorf("bls keys exceed maximum count %v", raw.MaxKeys)
}
return keys.Dedup(), err
}
func parseBLSLoadingConfig(raw harmonyconfig.BlsConfig) (blsgen.Config, error) {
var (
config blsgen.Config
err error
)
if len(raw.KeyFiles) != 0 {
config.MultiBlsKeys = raw.KeyFiles
}
config.BlsDir = &raw.KeyDir
config, err = parseBLSPassConfig(config, raw)
if err != nil {
return blsgen.Config{}, err
}
config, err = parseBLSKmsConfig(config, raw)
if err != nil {
return blsgen.Config{}, err
}
return config, nil
}
func parseBLSPassConfig(cfg blsgen.Config, raw harmonyconfig.BlsConfig) (blsgen.Config, error) {
if !raw.PassEnabled {
cfg.PassSrcType = blsgen.PassSrcNil
return blsgen.Config{}, nil
}
switch raw.PassSrcType {
case "auto":
cfg.PassSrcType = blsgen.PassSrcAuto
case "file":
cfg.PassSrcType = blsgen.PassSrcFile
case "prompt":
cfg.PassSrcType = blsgen.PassSrcPrompt
default:
return blsgen.Config{}, fmt.Errorf("unknown pass source type [%v]", raw.PassSrcType)
}
cfg.PassFile = &raw.PassFile
cfg.PersistPassphrase = raw.SavePassphrase
return cfg, nil
}
func parseBLSKmsConfig(cfg blsgen.Config, raw harmonyconfig.BlsConfig) (blsgen.Config, error) {
if !raw.KMSEnabled {
cfg.AwsCfgSrcType = blsgen.AwsCfgSrcNil
return cfg, nil
}
switch raw.KMSConfigSrcType {
case "shared":
cfg.AwsCfgSrcType = blsgen.AwsCfgSrcShared
case "file":
cfg.AwsCfgSrcType = blsgen.AwsCfgSrcFile
case "prompt":
cfg.AwsCfgSrcType = blsgen.AwsCfgSrcPrompt
default:
return blsgen.Config{}, fmt.Errorf("unknown aws config source type [%v]", raw.KMSConfigSrcType)
}
cfg.AwsConfigFile = &raw.KMSConfigFile
return cfg, nil
}