mirror of https://github.com/guggero/chantools
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
98 lines
2.2 KiB
Go
98 lines
2.2 KiB
Go
package main
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/davecgh/go-spew/spew"
|
|
"github.com/guggero/chantools/dump"
|
|
"github.com/guggero/chantools/lnd"
|
|
"github.com/lightningnetwork/lnd/channeldb"
|
|
"github.com/spf13/cobra"
|
|
)
|
|
|
|
type dumpChannelsCommand struct {
|
|
ChannelDB string
|
|
Closed bool
|
|
|
|
cmd *cobra.Command
|
|
}
|
|
|
|
func newDumpChannelsCommand() *cobra.Command {
|
|
cc := &dumpChannelsCommand{}
|
|
cc.cmd = &cobra.Command{
|
|
Use: "dumpchannels",
|
|
Short: "Dump all channel information from an lnd channel " +
|
|
"database",
|
|
Long: `This command dumps all open and pending channels from the
|
|
given lnd channel.db gile in a human readable format.`,
|
|
Example: `chantools dumpchannels \
|
|
--channeldb ~/.lnd/data/graph/mainnet/channel.db`,
|
|
RunE: cc.Execute,
|
|
}
|
|
cc.cmd.Flags().StringVar(
|
|
&cc.ChannelDB, "channeldb", "", "lnd channel.db file to dump "+
|
|
"channels from",
|
|
)
|
|
cc.cmd.Flags().BoolVar(
|
|
&cc.Closed, "closed", false, "dump closed channels instead of "+
|
|
"open",
|
|
)
|
|
|
|
return cc.cmd
|
|
}
|
|
|
|
func (c *dumpChannelsCommand) Execute(_ *cobra.Command, _ []string) error {
|
|
// Check that we have a channel DB.
|
|
if c.ChannelDB == "" {
|
|
return fmt.Errorf("channel DB is required")
|
|
}
|
|
db, err := lnd.OpenDB(c.ChannelDB, true)
|
|
if err != nil {
|
|
return fmt.Errorf("error opening rescue DB: %v", err)
|
|
}
|
|
defer func() { _ = db.Close() }()
|
|
|
|
if c.Closed {
|
|
return dumpClosedChannelInfo(db)
|
|
}
|
|
return dumpOpenChannelInfo(db)
|
|
}
|
|
|
|
func dumpOpenChannelInfo(chanDb *channeldb.DB) error {
|
|
channels, err := chanDb.FetchAllChannels()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
dumpChannels, err := dump.OpenChannelDump(channels, chainParams)
|
|
if err != nil {
|
|
return fmt.Errorf("error converting to dump format: %v", err)
|
|
}
|
|
|
|
spew.Dump(dumpChannels)
|
|
|
|
// For the tests, also log as trace level which is disabled by default.
|
|
log.Tracef(spew.Sdump(dumpChannels))
|
|
|
|
return nil
|
|
}
|
|
|
|
func dumpClosedChannelInfo(chanDb *channeldb.DB) error {
|
|
channels, err := chanDb.FetchClosedChannels(false)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
dumpChannels, err := dump.ClosedChannelDump(channels, chainParams)
|
|
if err != nil {
|
|
return fmt.Errorf("error converting to dump format: %v", err)
|
|
}
|
|
|
|
spew.Dump(dumpChannels)
|
|
|
|
// For the tests, also log as trace level which is disabled by default.
|
|
log.Tracef(spew.Sdump(dumpChannels))
|
|
|
|
return nil
|
|
}
|