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util.go
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util.go
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package secret
import (
"encoding/json"
goerr "errors"
"os"
"time"
"github.com/bnb-chain/tss-lib/v2/ecdsa/keygen"
)
var ErrNoTssDataPath = goerr.New("tss data path is empty")
const (
AccountPrefix = "rarimo"
PartyTSSDataENV = "PARTY_TSS_DATA_PATH"
PreParamsENV = "LOCAL_PRE_PARAMS_PATH"
)
func loadParams() *keygen.LocalPreParams {
if params := openParams(); params != nil {
return params
}
params, err := keygen.GeneratePreParams(10 * time.Minute)
if err != nil {
panic(err)
}
return params
}
// DEPRECATED: use Vault configuration
func openParams() *keygen.LocalPreParams {
path := os.Getenv(PreParamsENV)
if path == "" {
return nil
}
data, err := os.ReadFile(path)
if err != nil {
return nil
}
res := new(keygen.LocalPreParams)
if err = json.Unmarshal(data, res); err != nil {
return nil
}
return res
}
// DEPRECATED: use Vault configuration
func loadData() (*keygen.LocalPartySaveData, error) {
path := os.Getenv(PartyTSSDataENV)
if path == "" {
return nil, ErrNoTssDataPath
}
data, err := os.ReadFile(path)
if err != nil {
return nil, err
}
res := new(keygen.LocalPartySaveData)
return res, json.Unmarshal(data, res)
}
// DEPRECATED: use Vault configuration
func saveData(data *keygen.LocalPartySaveData) error {
path := os.Getenv(PartyTSSDataENV)
if path == "" {
return ErrNoTssDataPath
}
buf, err := json.Marshal(data)
if err != nil {
return err
}
return os.WriteFile(path, buf, os.ModeAppend)
}