nak key: generate, public, encrypt, decrypt.

This commit is contained in:
fiatjaf 2024-01-25 08:19:55 -03:00
parent 3dfcec69b7
commit f4921f1fe9
No known key found for this signature in database
GPG Key ID: BAD43C4BE5C1A3A1
4 changed files with 138 additions and 3 deletions

3
go.mod
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@ -8,7 +8,7 @@ require (
github.com/bgentry/speakeasy v0.1.0 github.com/bgentry/speakeasy v0.1.0
github.com/mailru/easyjson v0.7.7 github.com/mailru/easyjson v0.7.7
github.com/manifoldco/promptui v0.9.0 github.com/manifoldco/promptui v0.9.0
github.com/nbd-wtf/go-nostr v0.28.1 github.com/nbd-wtf/go-nostr v0.28.2
github.com/nbd-wtf/nostr-sdk v0.0.5 github.com/nbd-wtf/nostr-sdk v0.0.5
github.com/urfave/cli/v2 v2.25.7 github.com/urfave/cli/v2 v2.25.7
golang.org/x/exp v0.0.0-20231006140011-7918f672742d golang.org/x/exp v0.0.0-20231006140011-7918f672742d
@ -33,5 +33,6 @@ require (
github.com/tidwall/match v1.1.1 // indirect github.com/tidwall/match v1.1.1 // indirect
github.com/tidwall/pretty v1.2.1 // indirect github.com/tidwall/pretty v1.2.1 // indirect
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
golang.org/x/crypto v0.7.0 // indirect
golang.org/x/sys v0.14.0 // indirect golang.org/x/sys v0.14.0 // indirect
) )

6
go.sum
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@ -76,8 +76,8 @@ github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0
github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc= github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
github.com/manifoldco/promptui v0.9.0 h1:3V4HzJk1TtXW1MTZMP7mdlwbBpIinw3HztaIlYthEiA= github.com/manifoldco/promptui v0.9.0 h1:3V4HzJk1TtXW1MTZMP7mdlwbBpIinw3HztaIlYthEiA=
github.com/manifoldco/promptui v0.9.0/go.mod h1:ka04sppxSGFAtxX0qhlYQjISsg9mR4GWtQEhdbn6Pgg= github.com/manifoldco/promptui v0.9.0/go.mod h1:ka04sppxSGFAtxX0qhlYQjISsg9mR4GWtQEhdbn6Pgg=
github.com/nbd-wtf/go-nostr v0.28.1 h1:XQi/lBsigBXHRm7IDBJE7SR9citCh9srgf8sA5iVW3A= github.com/nbd-wtf/go-nostr v0.28.2 h1:KhpGcs6KMLBqYExzKoqt7vP5Re2f8Kpy9SavYZa2PTI=
github.com/nbd-wtf/go-nostr v0.28.1/go.mod h1:OQ8sNLFJnsj17BdqZiLSmjJBIFTfDqckEYC3utS4qoY= github.com/nbd-wtf/go-nostr v0.28.2/go.mod h1:l9NRRaHPN+QwkqrjNKhnfYjQ0+nKP1xZrVxePPGUs+A=
github.com/nbd-wtf/nostr-sdk v0.0.5 h1:rec+FcDizDVO0W25PX0lgYMXvP7zNNOgI3Fu9UCm4BY= github.com/nbd-wtf/nostr-sdk v0.0.5 h1:rec+FcDizDVO0W25PX0lgYMXvP7zNNOgI3Fu9UCm4BY=
github.com/nbd-wtf/nostr-sdk v0.0.5/go.mod h1:iJJsikesCGLNFZ9dLqhLPDzdt924EagUmdQxT3w2Lmk= github.com/nbd-wtf/nostr-sdk v0.0.5/go.mod h1:iJJsikesCGLNFZ9dLqhLPDzdt924EagUmdQxT3w2Lmk=
github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A= github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
@ -111,6 +111,8 @@ github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673/go.mod h1:N3UwUGtsr
golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.7.0 h1:AvwMYaRytfdeVt3u6mLaxYtErKYjxA2OXjJ1HHq6t3A=
golang.org/x/crypto v0.7.0/go.mod h1:pYwdfH91IfpZVANVyUOhSIPZaFoJGxTFbZhFTx+dXZU=
golang.org/x/exp v0.0.0-20231006140011-7918f672742d h1:jtJma62tbqLibJ5sFQz8bKtEM8rJBtfilJ2qTU199MI= golang.org/x/exp v0.0.0-20231006140011-7918f672742d h1:jtJma62tbqLibJ5sFQz8bKtEM8rJBtfilJ2qTU199MI=
golang.org/x/exp v0.0.0-20231006140011-7918f672742d/go.mod h1:ldy0pHrwJyGW56pPQzzkH36rKxoZW1tw7ZJpeKx+hdo= golang.org/x/exp v0.0.0-20231006140011-7918f672742d/go.mod h1:ldy0pHrwJyGW56pPQzzkH36rKxoZW1tw7ZJpeKx+hdo=
golang.org/x/net v0.0.0-20180719180050-a680a1efc54d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= golang.org/x/net v0.0.0-20180719180050-a680a1efc54d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=

131
key.go Normal file
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@ -0,0 +1,131 @@
package main
import (
"fmt"
"strings"
"github.com/nbd-wtf/go-nostr"
"github.com/nbd-wtf/go-nostr/nip19"
"github.com/nbd-wtf/go-nostr/nip49"
"github.com/urfave/cli/v2"
)
var key = &cli.Command{
Name: "key",
Usage: "operations on secret keys: generate, derive, encrypt, decrypt.",
Description: ``,
Subcommands: []*cli.Command{
generate,
public,
encrypt,
decrypt,
},
}
var generate = &cli.Command{
Name: "generate",
Usage: "generates a secret key",
Description: ``,
Action: func(c *cli.Context) error {
sec := nostr.GeneratePrivateKey()
stdout(sec)
return nil
},
}
var public = &cli.Command{
Name: "public",
Usage: "computes a public key from a secret key",
Description: ``,
ArgsUsage: "[secret]",
Action: func(c *cli.Context) error {
for sec := range getSecretKeyFromStdinLinesOrFirstArgument(c) {
pubkey, err := nostr.GetPublicKey(sec)
if err != nil {
lineProcessingError(c, "failed to derive public key: %s", err)
continue
}
stdout(pubkey)
}
return nil
},
}
var encrypt = &cli.Command{
Name: "encrypt",
Usage: "encrypts a secret key and prints an ncryptsec code",
Description: `uses the NIP-49 standard.`,
ArgsUsage: "<secret> <password>",
Flags: []cli.Flag{
&cli.IntFlag{
Name: "logn",
Usage: "the bigger the number the harder it will be to bruteforce the password",
Value: 16,
DefaultText: "16",
},
},
Action: func(c *cli.Context) error {
password := c.Args().Get(c.Args().Len() - 1)
if password == "" {
return fmt.Errorf("no password given")
}
for sec := range getSecretKeyFromStdinLinesOrFirstArgument(c) {
ncryptsec, err := nip49.Encrypt(sec, password, uint8(c.Int("logn")), 0x02)
if err != nil {
lineProcessingError(c, "failed to encrypt: %s", err)
continue
}
stdout(ncryptsec)
}
return nil
},
}
var decrypt = &cli.Command{
Name: "decrypt",
Usage: "takes an ncrypsec and a password and decrypts it into an nsec",
Description: `uses the NIP-49 standard.`,
ArgsUsage: "<ncryptsec-code> <password>",
Action: func(c *cli.Context) error {
password := c.Args().Get(c.Args().Len() - 1)
if password == "" {
return fmt.Errorf("no password given")
}
for ncryptsec := range getStdinLinesOrFirstArgument(c) {
sec, err := nip49.Decrypt(ncryptsec, password)
if err != nil {
lineProcessingError(c, "failed to decrypt: %s", err)
continue
}
nsec, _ := nip19.EncodePrivateKey(sec)
stdout(nsec)
}
return nil
},
}
func getSecretKeyFromStdinLinesOrFirstArgument(c *cli.Context) chan string {
ch := make(chan string)
go func() {
for sec := range getStdinLinesOrFirstArgument(c) {
if sec == "" {
continue
}
if strings.HasPrefix(sec, "nsec1") {
_, data, err := nip19.Decode(sec)
if err != nil {
lineProcessingError(c, "invalid nsec code: %s", err)
continue
}
sec = data.(string)
}
if !nostr.IsValid32ByteHex(sec) {
lineProcessingError(c, "invalid hex secret key")
continue
}
ch <- sec
}
close(ch)
}()
return ch
}

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@ -20,6 +20,7 @@ var app = &cli.App{
event, event,
decode, decode,
encode, encode,
key,
verify, verify,
relay, relay,
bunker, bunker,