108 lines
3.6 KiB
Go
108 lines
3.6 KiB
Go
// VulcanizeDB
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// Copyright © 2019 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package shared
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import (
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"os"
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"path/filepath"
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"github.com/ethereum/go-ethereum/rpc"
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"github.com/btcsuite/btcd/rpcclient"
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"github.com/spf13/viper"
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"github.com/vulcanize/vulcanizedb/pkg/eth/core"
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)
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// Env variables
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const (
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IPFS_PATH = "IPFS_PATH"
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HTTP_TIMEOUT = "HTTP_TIMEOUT"
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ETH_WS_PATH = "ETH_WS_PATH"
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ETH_HTTP_PATH = "ETH_HTTP_PATH"
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ETH_NODE_ID = "ETH_NODE_ID"
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ETH_CLIENT_NAME = "ETH_CLIENT_NAME"
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ETH_GENESIS_BLOCK = "ETH_GENESIS_BLOCK"
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ETH_NETWORK_ID = "ETH_NETWORK_ID"
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BTC_WS_PATH = "BTC_WS_PATH"
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BTC_HTTP_PATH = "BTC_HTTP_PATH"
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BTC_NODE_PASSWORD = "BTC_NODE_PASSWORD"
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BTC_NODE_USER = "BTC_NODE_USER"
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BTC_NODE_ID = "BTC_NODE_ID"
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BTC_CLIENT_NAME = "BTC_CLIENT_NAME"
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BTC_GENESIS_BLOCK = "BTC_GENESIS_BLOCK"
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BTC_NETWORK_ID = "BTC_NETWORK_ID"
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)
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// GetEthNodeAndClient returns eth node info and client from path url
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func GetEthNodeAndClient(path string) (core.Node, *rpc.Client, error) {
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viper.BindEnv("ethereum.nodeID", ETH_NODE_ID)
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viper.BindEnv("ethereum.clientName", ETH_CLIENT_NAME)
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viper.BindEnv("ethereum.genesisBlock", ETH_GENESIS_BLOCK)
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viper.BindEnv("ethereum.networkID", ETH_NETWORK_ID)
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rpcClient, err := rpc.Dial(path)
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if err != nil {
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return core.Node{}, nil, err
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}
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return core.Node{
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ID: viper.GetString("ethereum.nodeID"),
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ClientName: viper.GetString("ethereum.clientName"),
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GenesisBlock: viper.GetString("ethereum.genesisBlock"),
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NetworkID: viper.GetString("ethereum.networkID"),
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}, rpcClient, nil
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}
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// GetIPFSPath returns the ipfs path from the config or env variable
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func GetIPFSPath() (string, error) {
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viper.BindEnv("ipfs.path", IPFS_PATH)
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ipfsPath := viper.GetString("ipfs.path")
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if ipfsPath == "" {
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home, err := os.UserHomeDir()
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if err != nil {
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return "", err
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}
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ipfsPath = filepath.Join(home, ".ipfs")
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}
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return ipfsPath, nil
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}
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// GetBtcNodeAndClient returns btc node info from path url
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func GetBtcNodeAndClient(path string) (core.Node, *rpcclient.ConnConfig) {
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viper.BindEnv("bitcoin.nodeID", BTC_NODE_ID)
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viper.BindEnv("bitcoin.clientName", BTC_CLIENT_NAME)
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viper.BindEnv("bitcoin.genesisBlock", BTC_GENESIS_BLOCK)
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viper.BindEnv("bitcoin.networkID", BTC_NETWORK_ID)
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viper.BindEnv("bitcoin.pass", BTC_NODE_PASSWORD)
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viper.BindEnv("bitcoin.user", BTC_NODE_USER)
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// For bitcoin we load in node info from the config because there is no RPC endpoint to retrieve this from the node
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return core.Node{
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ID: viper.GetString("bitcoin.nodeID"),
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ClientName: viper.GetString("bitcoin.clientName"),
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GenesisBlock: viper.GetString("bitcoin.genesisBlock"),
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NetworkID: viper.GetString("bitcoin.networkID"),
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}, &rpcclient.ConnConfig{
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Host: path,
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HTTPPostMode: true, // Bitcoin core only supports HTTP POST mode
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DisableTLS: true, // Bitcoin core does not provide TLS by default
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Pass: viper.GetString("bitcoin.pass"),
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User: viper.GetString("bitcoin.user"),
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}
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}
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