mirror of
https://github.com/scroll-tech/scroll.git
synced 2026-01-14 00:18:03 -05:00
61 lines
1.3 KiB
Go
61 lines
1.3 KiB
Go
package config
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import (
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"encoding/json"
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"errors"
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"fmt"
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"os"
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"path/filepath"
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"scroll-tech/common/database"
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"github.com/scroll-tech/go-ethereum/core"
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)
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// Config load configuration items.
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type Config struct {
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L1Config *L1Config `json:"l1_config"`
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L2Config *L2Config `json:"l2_config"`
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DBConfig *database.Config `json:"db_config"`
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}
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func (c *Config) validate() error {
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if maxChunkPerBatch := c.L2Config.BatchProposerConfig.MaxChunkNumPerBatch; maxChunkPerBatch <= 0 {
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return fmt.Errorf("Invalid max_chunk_num_per_batch configuration: %v", maxChunkPerBatch)
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}
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return nil
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}
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// NewConfig returns a new instance of Config.
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func NewConfig(file string) (*Config, error) {
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buf, err := os.ReadFile(filepath.Clean(file))
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if err != nil {
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return nil, err
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}
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cfg := &Config{}
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err = json.Unmarshal(buf, cfg)
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if err != nil {
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return nil, err
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}
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if err := cfg.validate(); err != nil {
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return nil, err
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}
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return cfg, nil
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}
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// ReadGenesis parses and returns the genesis file at the given path
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func ReadGenesis(genesisPath string) (*core.Genesis, error) {
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file, err := os.Open(filepath.Clean(genesisPath))
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if err != nil {
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return nil, err
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}
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genesis := new(core.Genesis)
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if err := json.NewDecoder(file).Decode(genesis); err != nil {
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return nil, errors.Join(err, file.Close())
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}
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return genesis, file.Close()
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}
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