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package env
import (
"encoding/json"
"fmt"
"os"
"github.com/ethereum-optimism/optimism/kurtosis-devnet/pkg/descriptors"
)
type DevnetEnv struct {
config descriptors.DevnetEnvironment
fname string
}
func LoadDevnetEnv(devnetFile string) (*DevnetEnv, error) {
data, err := os.ReadFile(devnetFile)
if err != nil {
return nil, fmt.Errorf("error reading devnet file: %w", err)
}
var config descriptors.DevnetEnvironment
if err := json.Unmarshal(data, &config); err != nil {
return nil, fmt.Errorf("error parsing JSON: %w", err)
}
return &DevnetEnv{
config: config,
fname: devnetFile,
}, nil
}
func (d *DevnetEnv) GetChain(chainName string) (*ChainConfig, error) {
var chain *descriptors.Chain
if d.config.L1.Name == chainName {
chain = d.config.L1
} else {
for _, l2Chain := range d.config.L2 {
if l2Chain.Name == chainName {
chain = l2Chain
break
}
}
}
if chain == nil {
return nil, fmt.Errorf("chain '%s' not found in devnet config", chainName)
}
return &ChainConfig{
chain: chain,
devnetFile: d.fname,
name: chainName,
}, nil
}