Merge pull request #2177 from filecoin-project/feat/lotus-shed-keyinfo
lotus-shed: organize peer key generate and other key commands under keyinfo
This commit is contained in:
Łukasz Magiera
GitHub
commit
726c09618a
@ -1,8 +1,10 @@
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package main
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import (
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"encoding/base64"
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"encoding/hex"
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"encoding/json"
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"fmt"
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"io"
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"io/ioutil"
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"os"
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@ -11,77 +13,356 @@ import (
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"github.com/urfave/cli/v2"
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_ "github.com/filecoin-project/lotus/lib/sigs/bls"
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_ "github.com/filecoin-project/lotus/lib/sigs/secp"
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"github.com/libp2p/go-libp2p-core/crypto"
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"github.com/libp2p/go-libp2p-core/peer"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/chain/wallet"
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"github.com/filecoin-project/lotus/node/modules/lp2p"
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"github.com/filecoin-project/lotus/node/repo"
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_ "github.com/filecoin-project/lotus/lib/sigs/bls"
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_ "github.com/filecoin-project/lotus/lib/sigs/secp"
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)
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type walletInfo struct {
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var validTypes = []string{wallet.KTBLS, wallet.KTSecp256k1, lp2p.KTLibp2pHost}
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type keyInfoOutput struct {
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Type string
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Address string
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PublicKey string
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}
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func (wi walletInfo) String() string {
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bs, _ := json.Marshal(wi)
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return string(bs)
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var keyinfoCmd = &cli.Command{
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Name: "keyinfo",
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Usage: "work with lotus keyinfo files (wallets and libp2p host keys)",
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Description: `The subcommands of keyinfo provide helpful tools for working with keyinfo files without
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having to run the lotus daemon.`,
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Subcommands: []*cli.Command{
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keyinfoNewCmd,
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keyinfoInfoCmd,
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keyinfoImportCmd,
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},
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}
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var keyinfoCmd = &cli.Command{
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Name: "keyinfo",
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Description: "decode a keyinfo",
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var keyinfoImportCmd = &cli.Command{
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Name: "import",
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Usage: "import a keyinfo file into a lotus repository",
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Description: `The import command provides a way to import keyfiles into a lotus repository
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without running the daemon.
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Note: The LOTUS_PATH directory must be created. This command will not create this directory for you.
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Examples
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env LOTUS_PATH=/var/lib/lotus lotus-shed keyinfo import libp2p-host.keyinfo`,
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Action: func(cctx *cli.Context) error {
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flagRepo := cctx.String("repo")
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var input io.Reader
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if cctx.Args().Len() == 0 {
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input = os.Stdin
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} else {
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var err error
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input, err = os.Open(cctx.Args().First())
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if err != nil {
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return err
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}
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}
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encoded, err := ioutil.ReadAll(input)
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if err != nil {
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return err
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}
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decoded, err := hex.DecodeString(strings.TrimSpace(string(encoded)))
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if err != nil {
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return err
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}
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var keyInfo types.KeyInfo
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if err := json.Unmarshal(decoded, &keyInfo); err != nil {
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return err
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}
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fsrepo, err := repo.NewFS(flagRepo)
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if err != nil {
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return err
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}
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lkrepo, err := fsrepo.Lock(repo.FullNode)
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if err != nil {
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return err
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}
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defer lkrepo.Close()
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keystore, err := lkrepo.KeyStore()
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if err != nil {
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return err
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}
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switch keyInfo.Type {
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case lp2p.KTLibp2pHost:
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if err := keystore.Put(lp2p.KLibp2pHost, keyInfo); err != nil {
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return err
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}
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sk, err := crypto.UnmarshalPrivateKey(keyInfo.PrivateKey)
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if err != nil {
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return err
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}
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peerid, err := peer.IDFromPrivateKey(sk)
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if err != nil {
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return err
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}
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fmt.Printf("%s\n", peerid.String())
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break
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case wallet.KTSecp256k1:
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case wallet.KTBLS:
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w, err := wallet.NewWallet(keystore)
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if err != nil {
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return err
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}
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addr, err := w.Import(&keyInfo)
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if err != nil {
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return err
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}
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fmt.Printf("%s\n", addr.String())
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}
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return nil
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},
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}
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var keyinfoInfoCmd = &cli.Command{
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Name: "info",
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Usage: "print information about a keyinfo file",
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Description: `The info command prints additional information about a key which can't easily
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be retrieved by inspecting the file itself.
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The 'format' flag takes a golang text/template template as its value.
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The following fields can be retrived through this command
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Type
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Address
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PublicKey
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The PublicKey value will be printed base64 encoded using golangs StdEncoding
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Examples
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Retreive the address of a lotus wallet
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lotus-shed keyinfo info --format '{{ .Address }}' wallet.keyinfo
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`,
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: "format",
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Value: "{{.Address}}",
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Usage: "Format to output",
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Value: "{{ .Type }} {{ .Address }}",
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Usage: "specify which output columns to print",
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},
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},
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Action: func(cctx *cli.Context) error {
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format := cctx.String("format")
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var input io.Reader
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if cctx.Args().Len() == 0 {
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input = os.Stdin
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} else {
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input = strings.NewReader(cctx.Args().First())
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var err error
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input, err = os.Open(cctx.Args().First())
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if err != nil {
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return err
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}
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}
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bytes, err := ioutil.ReadAll(input)
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data, err := hex.DecodeString(strings.TrimSpace(string(bytes)))
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encoded, err := ioutil.ReadAll(input)
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if err != nil {
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return err
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}
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var ki types.KeyInfo
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if err := json.Unmarshal(data, &ki); err != nil {
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return err
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}
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key, err := wallet.NewKey(ki)
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decoded, err := hex.DecodeString(strings.TrimSpace(string(encoded)))
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if err != nil {
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return err
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}
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bs, err := json.Marshal(key)
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var keyInfo types.KeyInfo
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if err := json.Unmarshal(decoded, &keyInfo); err != nil {
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return err
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}
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var kio keyInfoOutput
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switch keyInfo.Type {
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case lp2p.KTLibp2pHost:
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kio.Type = keyInfo.Type
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sk, err := crypto.UnmarshalPrivateKey(keyInfo.PrivateKey)
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if err != nil {
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return err
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}
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pk := sk.GetPublic()
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peerid, err := peer.IDFromPrivateKey(sk)
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if err != nil {
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return err
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}
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pkBytes, err := pk.Raw()
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if err != nil {
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return err
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}
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kio.Address = peerid.String()
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kio.PublicKey = base64.StdEncoding.EncodeToString(pkBytes)
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break
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case wallet.KTSecp256k1:
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case wallet.KTBLS:
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kio.Type = keyInfo.Type
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key, err := wallet.NewKey(keyInfo)
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if err != nil {
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return err
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}
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kio.Address = key.Address.String()
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kio.PublicKey = base64.StdEncoding.EncodeToString(key.PublicKey)
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}
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tmpl, err := template.New("output").Parse(format)
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if err != nil {
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return err
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}
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var wi walletInfo
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if err := json.Unmarshal(bs, &wi); err != nil {
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return err
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}
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tmpl, err := template.New("").Parse(format)
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if err != nil {
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return err
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}
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return tmpl.Execute(os.Stdout, wi)
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return tmpl.Execute(os.Stdout, kio)
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},
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}
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var keyinfoNewCmd = &cli.Command{
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Name: "new",
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Usage: "create a new keyinfo file of the provided type",
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ArgsUsage: "[bls|secp256k1|libp2p-host]",
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Description: `Keyinfo files are base16 encoded json structures containing a type
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string value, and a base64 encoded private key.
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Both the bls and secp256k1 keyfiles can be imported into a running lotus daemon using
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the 'lotus wallet import' command. Or imported to a non-running / unitialized repo using
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the 'lotus-shed keyinfo import' command. Libp2p host keys can only be imported using lotus-shed
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as lotus itself does not provide this functionality at the moment.`,
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: "output",
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Value: "<type>-<addr>.keyinfo",
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Usage: "output file formt",
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},
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&cli.BoolFlag{
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Name: "silent",
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Value: false,
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Usage: "do not print the address to stdout",
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},
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},
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Action: func(cctx *cli.Context) error {
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if !cctx.Args().Present() {
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return fmt.Errorf("please specify a type to generate")
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}
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keyType := cctx.Args().First()
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flagOutput := cctx.String("output")
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if i := SliceIndex(len(validTypes), func(i int) bool {
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if keyType == validTypes[i] {
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return true
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}
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return false
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}); i == -1 {
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return fmt.Errorf("invalid key type argument provided '%s'", keyType)
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}
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keystore := wallet.NewMemKeyStore()
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var keyAddr string
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var keyInfo types.KeyInfo
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switch keyType {
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case lp2p.KTLibp2pHost:
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sk, err := lp2p.PrivKey(keystore)
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if err != nil {
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return err
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}
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ki, err := keystore.Get(lp2p.KLibp2pHost)
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if err != nil {
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return err
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}
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peerid, err := peer.IDFromPrivateKey(sk)
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if err != nil {
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return err
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}
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keyAddr = peerid.String()
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keyInfo = ki
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break
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case wallet.KTSecp256k1:
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case wallet.KTBLS:
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key, err := wallet.GenerateKey(wallet.ActSigType(keyType))
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if err != nil {
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return err
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}
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keyAddr = key.Address.String()
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keyInfo = key.KeyInfo
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break
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}
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filename := flagOutput
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filename = strings.ReplaceAll(filename, "<addr>", keyAddr)
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filename = strings.ReplaceAll(filename, "<type>", keyType)
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file, err := os.Create(filename)
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if err != nil {
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return err
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}
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defer func() {
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if err := file.Close(); err != nil {
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log.Warnf("failed to close output file: %w", err)
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}
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}()
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bytes, err := json.Marshal(keyInfo)
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if err != nil {
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return err
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}
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encoded := hex.EncodeToString(bytes)
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if _, err := file.Write([]byte(encoded)); err != nil {
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return err
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}
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if !cctx.Bool("silent") {
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fmt.Println(keyAddr)
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}
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return nil
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},
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}
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func SliceIndex(length int, fn func(i int) bool) int {
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for i := 0; i < length; i++ {
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if fn(i) {
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return i
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}
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}
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return -1
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}
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@ -19,7 +19,6 @@ func main() {
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base16Cmd,
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bitFieldCmd,
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keyinfoCmd,
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peerkeyCmd,
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noncefix,
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bigIntParseCmd,
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staterootStatsCmd,
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@ -1,101 +0,0 @@
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package main
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import (
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"encoding/json"
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"fmt"
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"os"
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"strings"
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"github.com/urfave/cli/v2"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/node/modules/lp2p"
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"github.com/libp2p/go-libp2p-core/peer"
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)
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type keystore struct {
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set bool
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info types.KeyInfo
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}
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func (ks *keystore) Put(name string, info types.KeyInfo) error {
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ks.info = info
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ks.set = true
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return nil
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}
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func (ks *keystore) Get(name string) (types.KeyInfo, error) {
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if !ks.set {
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return types.KeyInfo{}, types.ErrKeyInfoNotFound
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}
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return ks.info, nil
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}
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func (ks *keystore) Delete(name string) error {
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panic("Implement me")
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}
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func (ks *keystore) List() ([]string, error) {
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panic("Implement me")
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}
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var peerkeyCmd = &cli.Command{
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Name: "peerkey",
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Description: "create libp2p host key",
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: "output",
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Value: "<peerid>.peerkey",
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Usage: "Output file format",
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},
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&cli.BoolFlag{
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Name: "silent",
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Value: false,
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Usage: "Do not print peerid at end",
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},
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},
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Action: func(cctx *cli.Context) error {
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output := cctx.String("output")
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ks := keystore{}
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sk, err := lp2p.PrivKey(&ks)
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if err != nil {
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return err
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}
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bs, err := json.Marshal(ks.info)
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if err != nil {
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return err
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}
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peerid, err := peer.IDFromPrivateKey(sk)
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if err != nil {
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return err
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}
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output = strings.ReplaceAll(output, "<peerid>", peerid.String())
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f, err := os.Create(output)
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if err != nil {
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return err
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}
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defer func() {
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if err := f.Close(); err != nil {
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log.Warnf("failed to close output file: %w", err)
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}
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}()
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if _, err := f.Write(bs); err != nil {
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return err
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}
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if !cctx.Bool("silent") {
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fmt.Println(peerid.String())
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}
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return nil
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},
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}
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@ -19,7 +19,10 @@ import (
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var log = logging.Logger("p2pnode")
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const kstorePrivkey = "libp2p-host"
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const (
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KLibp2pHost = "libp2p-host"
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KTLibp2pHost = KLibp2pHost
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)
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type Libp2pOpts struct {
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fx.Out
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@ -28,7 +31,7 @@ type Libp2pOpts struct {
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}
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func PrivKey(ks types.KeyStore) (crypto.PrivKey, error) {
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k, err := ks.Get(kstorePrivkey)
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k, err := ks.Get(KLibp2pHost)
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if err == nil {
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return crypto.UnmarshalPrivateKey(k.PrivateKey)
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}
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@ -44,8 +47,8 @@ func PrivKey(ks types.KeyStore) (crypto.PrivKey, error) {
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return nil, err
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}
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if err := ks.Put(kstorePrivkey, types.KeyInfo{
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Type: kstorePrivkey,
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if err := ks.Put(KLibp2pHost, types.KeyInfo{
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Type: KTLibp2pHost,
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PrivateKey: kbytes,
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}); err != nil {
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return nil, err
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