74 lines
2.4 KiB
Go
74 lines
2.4 KiB
Go
// Copyright (c) 2019-2020 The Zcash developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or https://www.opensource.org/licenses/mit-license.php .
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package frontend
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import (
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"net"
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"github.com/adityapk00/lightwalletd/common"
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"github.com/btcsuite/btcd/rpcclient"
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"github.com/pkg/errors"
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ini "gopkg.in/ini.v1"
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)
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// NewZRPCFromConf reads the zcashd configuration file.
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func NewZRPCFromConf(confPath interface{}) (*rpcclient.Client, error) {
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connCfg, err := connFromConf(confPath)
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if err != nil {
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return nil, err
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}
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return rpcclient.New(connCfg, nil)
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}
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// NewZRPCFromFlags gets zcashd rpc connection information from provided flags.
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func NewZRPCFromFlags(opts *common.Options) (*rpcclient.Client, error) {
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// Connect to local Zcash RPC server using HTTP POST mode.
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connCfg := &rpcclient.ConnConfig{
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Host: net.JoinHostPort(opts.RPCHost, opts.RPCPort),
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User: opts.RPCUser,
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Pass: opts.RPCPassword,
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HTTPPostMode: true, // Zcash only supports HTTP POST mode
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DisableTLS: true, // Zcash does not provide TLS by default
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}
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return rpcclient.New(connCfg, nil)
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}
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// If passed a string, interpret as a path, open and read; if passed
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// a byte slice, interpret as the config file content (used in testing).
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func connFromConf(confPath interface{}) (*rpcclient.ConnConfig, error) {
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cfg, err := ini.Load(confPath)
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if err != nil {
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return nil, errors.Wrap(err, "failed to read config file")
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}
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rpcaddr := cfg.Section("").Key("rpcbind").String()
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if rpcaddr == "" {
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rpcaddr = "127.0.0.1"
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}
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rpcport := cfg.Section("").Key("rpcport").String()
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if rpcport == "" {
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rpcport = "8232" // default mainnet
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testnet, _ := cfg.Section("").Key("testnet").Int()
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regtest, _ := cfg.Section("").Key("regtest").Int()
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if testnet > 0 || regtest > 0 {
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rpcport = "18232"
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}
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}
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username := cfg.Section("").Key("rpcuser").String()
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password := cfg.Section("").Key("rpcpassword").String()
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// Connect to local Zcash RPC server using HTTP POST mode.
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connCfg := &rpcclient.ConnConfig{
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Host: net.JoinHostPort(rpcaddr, rpcport),
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User: username,
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Pass: password,
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HTTPPostMode: true, // Zcash only supports HTTP POST mode
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DisableTLS: true, // Zcash does not provide TLS by default
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}
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// Notice the notification parameter is nil since notifications are
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// not supported in HTTP POST mode.
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return connCfg, nil
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}
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