ipld-eth-server/pkg/serve/env.go
2021-08-31 18:10:41 +05:30

51 lines
1.6 KiB
Go

package serve
import (
"github.com/ethereum/go-ethereum/rpc"
"github.com/ethereum/go-ethereum/statediff/indexer/node"
"github.com/spf13/viper"
)
// Env variables
const (
HTTPTimeout = "HTTP_TIMEOUT"
EthWsPath = "ETH_WS_PATH"
ethHTTPPath = "ETH_HTTP_PATH"
ethNodeID = "ETH_NODE_ID"
ethClientName = "ETH_CLIENT_NAME"
ethGenesisBlock = "ETH_GENESIS_BLOCK"
ethNetworkID = "ETH_NETWORK_ID"
ethChainID = "ETH_CHAIN_ID"
databaseName = "DATABASE_NAME"
databaseHostname = "DATABASE_HOSTNAME"
databasePort = "DATABASE_PORT"
databaseUser = "DATABASE_USER"
databasePassword = "DATABASE_PASSWORD"
databaseMaxIdleConnections = "DATABASE_MAX_IDLE_CONNECTIONS"
databaseMaxOpenConnections = "DATABASE_MAX_OPEN_CONNECTIONS"
databaseMaxOpenConnLifetime = "DATABASE_MAX_CONN_LIFETIME"
)
// GetEthNodeAndClient returns eth node info and client from path url
func getEthNodeAndClient(path string) (node.Info, *rpc.Client, error) {
viper.BindEnv("ethereum.nodeID", ethNodeID)
viper.BindEnv("ethereum.clientName", ethClientName)
viper.BindEnv("ethereum.genesisBlock", ethGenesisBlock)
viper.BindEnv("ethereum.networkID", ethNetworkID)
viper.BindEnv("ethereum.chainID", ethChainID)
rpcClient, err := rpc.Dial(path)
if err != nil {
return node.Info{}, nil, err
}
return node.Info{
ID: viper.GetString("ethereum.nodeID"),
ClientName: viper.GetString("ethereum.clientName"),
GenesisBlock: viper.GetString("ethereum.genesisBlock"),
NetworkID: viper.GetString("ethereum.networkID"),
ChainID: viper.GetUint64("ethereum.chainID"),
}, rpcClient, nil
}