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92 lines
2.7 KiB
Go
92 lines
2.7 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"time"
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"github.com/guggero/chantools/btc"
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"github.com/guggero/chantools/dataformat"
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"github.com/spf13/cobra"
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)
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type summaryCommand struct {
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APIURL string
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inputs *inputFlags
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cmd *cobra.Command
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}
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func newSummaryCommand() *cobra.Command {
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cc := &summaryCommand{}
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cc.cmd = &cobra.Command{
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Use: "summary",
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Short: "Compile a summary about the current state of " +
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"channels",
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Long: `From a list of channels, find out what their state is by
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querying the funding transaction on a block explorer API.`,
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Example: `lncli listchannels | chantools summary --listchannels -
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chantools summary --fromchanneldb ~/.lnd/data/graph/mainnet/channel.db`,
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RunE: cc.Execute,
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}
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cc.cmd.Flags().StringVar(
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&cc.APIURL, "apiurl", defaultAPIURL, "API URL to use (must "+
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"be esplora compatible)",
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)
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cc.inputs = newInputFlags(cc.cmd)
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return cc.cmd
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}
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func (c *summaryCommand) Execute(_ *cobra.Command, _ []string) error {
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// Parse channel entries from any of the possible input files.
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entries, err := c.inputs.parseInputType()
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if err != nil {
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return err
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}
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return summarizeChannels(c.APIURL, entries)
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}
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func summarizeChannels(apiURL string,
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channels []*dataformat.SummaryEntry) error {
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summaryFile, err := btc.SummarizeChannels(apiURL, channels, log)
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if err != nil {
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return fmt.Errorf("error running summary: %w", err)
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}
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log.Info("Finished scanning.")
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log.Infof("Open channels: %d", summaryFile.OpenChannels)
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log.Infof("Sats in open channels: %d", summaryFile.FundsOpenChannels)
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log.Infof("Closed channels: %d", summaryFile.ClosedChannels)
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log.Infof(" --> force closed channels: %d",
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summaryFile.ForceClosedChannels)
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log.Infof(" --> coop closed channels: %d",
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summaryFile.CoopClosedChannels)
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log.Infof(" --> closed channels with all outputs spent: %d",
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summaryFile.FullySpentChannels)
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log.Infof(" --> closed channels with unspent outputs: %d",
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summaryFile.ChannelsWithUnspent)
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log.Infof(" --> closed channels with potentially our outputs: %d",
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summaryFile.ChannelsWithPotential)
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log.Infof("Sats in closed channels: %d", summaryFile.FundsClosedChannels)
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log.Infof(" --> closed channel sats that have been swept/spent: %d",
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summaryFile.FundsClosedSpent)
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log.Infof(" --> closed channel sats that are in force-close outputs: %d",
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summaryFile.FundsForceClose)
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log.Infof(" --> closed channel sats that are in coop close outputs: %d",
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summaryFile.FundsCoopClose)
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summaryBytes, err := json.MarshalIndent(summaryFile, "", " ")
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if err != nil {
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return err
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}
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fileName := fmt.Sprintf("results/summary-%s.json",
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time.Now().Format("2006-01-02-15-04-05"))
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log.Infof("Writing result to %s", fileName)
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return ioutil.WriteFile(fileName, summaryBytes, 0644)
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}
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