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67 lines
1.5 KiB
Go
67 lines
1.5 KiB
Go
package main
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import (
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"fmt"
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"path"
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"github.com/davecgh/go-spew/spew"
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"github.com/guggero/chantools/dump"
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"github.com/lightningnetwork/lnd/channeldb"
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)
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type dumpChannelsCommand struct {
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ChannelDB string `long:"channeldb" description:"The lnd channel.db file to dump the channels from."`
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Closed bool `long:"closed" description:"Dump all closed channels instead of all open channels."`
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}
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func (c *dumpChannelsCommand) Execute(_ []string) error {
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setupChainParams(cfg)
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// Check that we have a channel DB.
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if c.ChannelDB == "" {
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return fmt.Errorf("channel DB is required")
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}
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db, err := channeldb.Open(
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path.Dir(c.ChannelDB), path.Base(c.ChannelDB),
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channeldb.OptionSetSyncFreelist(true),
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channeldb.OptionReadOnly(true),
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)
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if err != nil {
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return fmt.Errorf("error opening rescue DB: %v", err)
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}
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if c.Closed {
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return dumpClosedChannelInfo(db)
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}
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return dumpOpenChannelInfo(db)
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}
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func dumpOpenChannelInfo(chanDb *channeldb.DB) error {
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channels, err := chanDb.FetchAllChannels()
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if err != nil {
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return err
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}
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dumpChannels, err := dump.OpenChannelDump(channels, chainParams)
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if err != nil {
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return fmt.Errorf("error converting to dump format: %v", err)
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}
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spew.Dump(dumpChannels)
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return nil
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}
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func dumpClosedChannelInfo(chanDb *channeldb.DB) error {
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channels, err := chanDb.FetchClosedChannels(false)
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if err != nil {
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return err
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}
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dumpChannels, err := dump.ClosedChannelDump(channels, chainParams)
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if err != nil {
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return fmt.Errorf("error converting to dump format: %v", err)
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}
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spew.Dump(dumpChannels)
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return nil
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} |