83 lines
1.6 KiB
Go
83 lines
1.6 KiB
Go
// +build invoicesrpc
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package main
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import (
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"context"
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"encoding/hex"
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"fmt"
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"github.com/lightningnetwork/lnd/lnrpc/invoicesrpc"
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"github.com/urfave/cli"
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)
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// invoicesCommands will return nil for non-invoicesrpc builds.
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func invoicesCommands() []cli.Command {
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return []cli.Command{
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cancelInvoiceCommand,
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}
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}
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func getInvoicesClient(ctx *cli.Context) (invoicesrpc.InvoicesClient, func()) {
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conn := getClientConn(ctx, false)
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cleanUp := func() {
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conn.Close()
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}
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return invoicesrpc.NewInvoicesClient(conn), cleanUp
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}
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var cancelInvoiceCommand = cli.Command{
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Name: "cancelinvoice",
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Category: "Payments",
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Usage: "Cancels a (hold) invoice",
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Description: `
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Todo.`,
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ArgsUsage: "paymenthash",
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Flags: []cli.Flag{
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cli.StringFlag{
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Name: "paymenthash",
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Usage: "the hex-encoded payment hash (32 byte) for which the " +
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"corresponding invoice will be canceled.",
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},
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},
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Action: actionDecorator(cancelInvoice),
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}
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func cancelInvoice(ctx *cli.Context) error {
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var (
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paymentHash []byte
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err error
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)
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client, cleanUp := getInvoicesClient(ctx)
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defer cleanUp()
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args := ctx.Args()
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switch {
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case ctx.IsSet("paymenthash"):
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paymentHash, err = hex.DecodeString(ctx.String("paymenthash"))
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case args.Present():
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paymentHash, err = hex.DecodeString(args.First())
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}
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if err != nil {
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return fmt.Errorf("unable to parse preimage: %v", err)
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}
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invoice := &invoicesrpc.CancelInvoiceMsg{
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PaymentHash: paymentHash,
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}
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resp, err := client.CancelInvoice(context.Background(), invoice)
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if err != nil {
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return err
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}
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printJSON(resp)
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return nil
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}
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