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This ensures proper coin selection synchronization between lnd and users of the RPC to avoid potential double spend errors.
63 lines
2.4 KiB
Go
63 lines
2.4 KiB
Go
// +build walletrpc
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package walletrpc
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import (
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"github.com/btcsuite/btcd/chaincfg"
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"github.com/lightningnetwork/lnd/keychain"
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"github.com/lightningnetwork/lnd/lnwallet"
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"github.com/lightningnetwork/lnd/lnwallet/chainfee"
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"github.com/lightningnetwork/lnd/macaroons"
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"github.com/lightningnetwork/lnd/sweep"
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)
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// Config is the primary configuration struct for the WalletKit RPC server. It
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// contains all the items required for the signer rpc server to carry out its
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// duties. The fields with struct tags are meant to be parsed as normal
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// configuration options, while if able to be populated, the latter fields MUST
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// also be specified.
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type Config struct {
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// WalletKitMacPath is the path for the signer macaroon. If unspecified
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// then we assume that the macaroon will be found under the network
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// directory, named DefaultWalletKitMacFilename.
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WalletKitMacPath string `long:"walletkitmacaroonpath" description:"Path to the wallet kit macaroon"`
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// NetworkDir is the main network directory wherein the signer rpc
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// server will find the macaroon named DefaultWalletKitMacFilename.
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NetworkDir string
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// MacService is the main macaroon service that we'll use to handle
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// authentication for the signer rpc server.
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MacService *macaroons.Service
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// FeeEstimator is an instance of the primary fee estimator instance
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// the WalletKit will use to respond to fee estimation requests.
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FeeEstimator chainfee.Estimator
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// Wallet is the primary wallet that the WalletKit will use to proxy
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// any relevant requests to.
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Wallet lnwallet.WalletController
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// CoinSelectionLocker allows the caller to perform an operation, which
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// is synchronized with all coin selection attempts. This can be used
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// when an operation requires that all coin selection operations cease
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// forward progress. Think of this as an exclusive lock on coin
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// selection operations.
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CoinSelectionLocker sweep.CoinSelectionLocker
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// KeyRing is an interface that the WalletKit will use to derive any
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// keys due to incoming client requests.
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KeyRing keychain.KeyRing
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// Sweeper is the central batching engine of lnd. It is responsible for
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// sweeping inputs in batches back into the wallet.
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Sweeper *sweep.UtxoSweeper
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// Chain is an interface that the WalletKit will use to determine state
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// about the backing chain of the wallet.
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Chain lnwallet.BlockChainIO
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// ChainParams are the parameters of the wallet's backing chain.
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ChainParams *chaincfg.Params
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}
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