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genesis_state.go
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/
genesis_state.go
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// Copyright (c) 2022 Gobalsky Labs Limited
//
// Use of this software is governed by the Business Source License included
// in the LICENSE.VEGA file and at https://www.mariadb.com/bsl11.
//
// Change Date: 18 months from the later of the date of the first publicly
// available Distribution of this version of the repository, and 25 June 2022.
//
// On the date above, in accordance with the Business Source License, use
// of this software will be governed by version 3 or later of the GNU General
// Public License.
package netparams
import (
"encoding/json"
"errors"
)
var ErrNoNetParamsGenesisState = errors.New("no network parameters genesis state")
type GenesisState map[string]string
func DefaultGenesisState() GenesisState {
state := map[string]string{}
netp := defaultNetParams()
for k, v := range netp {
state[k] = v.String()
}
return state
}
func LoadGenesisState(bytes []byte) (GenesisState, error) {
state := struct {
NetParams *GenesisState `json:"network_parameters"`
}{}
err := json.Unmarshal(bytes, &state)
if err != nil {
return nil, err
}
if state.NetParams == nil {
return nil, ErrNoNetParamsGenesisState
}
return *state.NetParams, nil
}
type GenesisStateOverwrite []string
func LoadGenesisStateOverwrite(bytes []byte) (GenesisStateOverwrite, error) {
state := struct {
NetParamsOverwrite *GenesisStateOverwrite `json:"network_parameters_checkpoint_overwrite"`
}{}
err := json.Unmarshal(bytes, &state)
if err != nil {
return nil, err
}
if state.NetParamsOverwrite == nil {
return nil, nil // not an error, not mandatory to have overwrite list
}
return *state.NetParamsOverwrite, nil
}