package main import ( "encoding/json" "fmt" "os" "strings" "gopkg.in/urfave/cli.v2" "github.com/filecoin-project/lotus/chain/types" "github.com/filecoin-project/lotus/node/modules/lp2p" "github.com/libp2p/go-libp2p-core/peer" ) type keystore struct { set bool info types.KeyInfo } func (ks *keystore) Put(name string, info types.KeyInfo) error { ks.info = info ks.set = true return nil } func (ks *keystore) Get(name string) (types.KeyInfo, error) { if !ks.set { return types.KeyInfo{}, types.ErrKeyInfoNotFound } return ks.info, nil } func (ks *keystore) Delete(name string) error { panic("Implement me") return nil } func (ks *keystore) List() ([]string, error) { panic("Implement me") return []string{}, nil } var peerkeyCmd = &cli.Command{ Name: "peerkey", Description: "create libp2p host key", Flags: []cli.Flag{ &cli.StringFlag{ Name: "output", Value: ".peerkey", Usage: "Output file format", }, &cli.BoolFlag{ Name: "silent", Value: false, Usage: "Do not print peerid at end", }, }, Action: func(cctx *cli.Context) error { output := cctx.String("output") ks := keystore{} sk, err := lp2p.PrivKey(&ks) if err != nil { return err } bs, err := json.Marshal(ks.info) if err != nil { return err } peerid, err := peer.IDFromPrivateKey(sk) if err != nil { return err } output = strings.ReplaceAll(output, "", peerid.String()) f, err := os.Create(output) if err != nil { return err } defer func() { if err := f.Close(); err != nil { log.Warnf("failed to close output file: %w", err) } }() if _, err := f.Write(bs); err != nil { return err } if !cctx.Bool("silent") { fmt.Println(peerid.String()) } return nil }, }