refactor bunker to work better. remove prompts, use lists of keys and secrets and a new random key.

This commit is contained in:
fiatjaf 2024-05-15 17:31:01 -03:00
parent 71dfe583ed
commit bb45059218
4 changed files with 109 additions and 77 deletions

118
bunker.go
View File

@ -6,6 +6,7 @@ import (
"fmt"
"net/url"
"os"
"strings"
"sync"
"time"
@ -33,10 +34,15 @@ var bunker = &cli.Command{
Name: "prompt-sec",
Usage: "prompt the user to paste a hex or nsec with which to sign the event",
},
&cli.BoolFlag{
Name: "yes",
Aliases: []string{"y"},
Usage: "always respond to any NIP-46 requests from anyone",
&cli.StringSliceFlag{
Name: "authorized-secrets",
Aliases: []string{"s"},
Usage: "secrets for which we will always respond",
},
&cli.StringSliceFlag{
Name: "authorized-keys",
Aliases: []string{"k"},
Usage: "pubkeys for which we will always respond",
},
},
Action: func(c *cli.Context) error {
@ -63,32 +69,79 @@ var bunker = &cli.Command{
if err != nil {
return err
}
// other arguments
authorizedKeys := c.StringSlice("authorized-keys")
authorizedSecrets := c.StringSlice("authorized-secrets")
// this will be used to auto-authorize the next person who connects who isn't pre-authorized
// it will be stored
newSecret := randString(12)
// static information
pubkey, err := nostr.GetPublicKey(sec)
if err != nil {
return err
}
npub, _ := nip19.EncodePublicKey(pubkey)
bunkerURI := fmt.Sprintf("bunker://%s?%s", pubkey, qs.Encode())
bold := color.New(color.Bold).Sprint
italic := color.New(color.Italic).Sprint
// this function will be called every now and then
printBunkerInfo := func() {
log("listening at %v:\n pubkey: %s \n npub: %s\n bunker: %s\n\n",
qs.Set("secret", newSecret)
bunkerURI := fmt.Sprintf("bunker://%s?%s", pubkey, qs.Encode())
authorizedKeysStr := ""
if len(authorizedKeys) != 0 {
authorizedKeysStr = "\n authorized keys:\n - " + italic(strings.Join(authorizedKeys, "\n - "))
}
authorizedSecretsStr := ""
if len(authorizedSecrets) != 0 {
authorizedSecretsStr = "\n authorized secrets:\n - " + italic(strings.Join(authorizedSecrets, "\n - "))
}
preauthorizedFlags := ""
for _, k := range authorizedKeys {
preauthorizedFlags += " -k " + k
}
for _, s := range authorizedSecrets {
preauthorizedFlags += " -s " + s
}
secretKeyFlag := ""
if sec := c.String("sec"); sec != "" {
secretKeyFlag = "--sec " + sec
}
restartCommand := fmt.Sprintf("nak bunker %s%s %s",
secretKeyFlag,
preauthorizedFlags,
strings.Join(relayURLs, " "),
)
log("listening at %v:\n pubkey: %s \n npub: %s%s%s\n to restart: %s\n bunker: %s\n\n",
bold(relayURLs),
bold(pubkey),
bold(npub),
authorizedKeysStr,
authorizedSecretsStr,
color.CyanString(restartCommand),
bold(bunkerURI),
)
}
printBunkerInfo()
alwaysYes := c.Bool("yes")
// subscribe to relays
pool := nostr.NewSimplePool(c.Context)
now := nostr.Now()
events := pool.SubMany(c.Context, relayURLs, nostr.Filters{
{
Kinds: []int{24133},
Kinds: []int{nostr.KindNostrConnect},
Tags: nostr.TagMap{"p": []string{pubkey}},
Since: &now,
LimitZero: true,
},
})
@ -102,8 +155,20 @@ var bunker = &cli.Command{
cancelPreviousBunkerInfoPrint = cancel
// asking user for authorization
signer.AuthorizeRequest = func(harmless bool, from string) bool {
return alwaysYes || harmless || askProceed(from)
signer.AuthorizeRequest = func(harmless bool, from string, secret string) bool {
if secret == newSecret {
// store this key
authorizedKeys = append(authorizedKeys, from)
// discard this and generate a new secret
newSecret = randString(12)
// print bunker info again after this
go func() {
time.Sleep(3 * time.Second)
printBunkerInfo()
}()
}
return harmless || slices.Contains(authorizedKeys, from) || slices.Contains(authorizedSecrets, secret)
}
for ie := range events {
@ -158,34 +223,3 @@ var bunker = &cli.Command{
return nil
},
}
var allowedSources = make([]string, 0, 2)
func askProceed(source string) bool {
if slices.Contains(allowedSources, source) {
return true
}
fmt.Fprintf(os.Stderr, "request from %s:\n", color.New(color.Bold, color.FgBlue).Sprint(source))
res, err := ask(" proceed to fulfill this request? (yes/no/always from this) (y/n/a): ", "",
func(answer string) bool {
if answer != "y" && answer != "n" && answer != "a" {
return true
}
return false
})
if err != nil {
return false
}
switch res {
case "n":
return false
case "y":
return true
case "a":
allowedSources = append(allowedSources, source)
return true
}
return false
}

14
go.mod
View File

@ -9,15 +9,15 @@ require (
github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e
github.com/fatih/color v1.16.0
github.com/mailru/easyjson v0.7.7
github.com/nbd-wtf/go-nostr v0.30.2
github.com/nbd-wtf/go-nostr v0.31.2
github.com/nbd-wtf/nostr-sdk v0.0.5
github.com/urfave/cli/v2 v2.25.7
golang.org/x/exp v0.0.0-20231006140011-7918f672742d
golang.org/x/exp v0.0.0-20240506185415-9bf2ced13842
)
require (
github.com/btcsuite/btcd/btcutil v1.1.3 // indirect
github.com/btcsuite/btcd/chaincfg/chainhash v1.0.2 // indirect
github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 // indirect
github.com/chzyer/logex v1.1.10 // indirect
github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1 // indirect
github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
@ -26,17 +26,17 @@ require (
github.com/fiatjaf/eventstore v0.2.16 // indirect
github.com/gobwas/httphead v0.1.0 // indirect
github.com/gobwas/pool v0.2.1 // indirect
github.com/gobwas/ws v1.3.1 // indirect
github.com/gobwas/ws v1.4.0 // indirect
github.com/josharian/intern v1.0.0 // indirect
github.com/mattn/go-colorable v0.1.13 // indirect
github.com/mattn/go-isatty v0.0.20 // indirect
github.com/puzpuzpuz/xsync/v3 v3.0.2 // indirect
github.com/puzpuzpuz/xsync/v3 v3.1.0 // indirect
github.com/russross/blackfriday/v2 v2.1.0 // indirect
github.com/tidwall/gjson v1.17.0 // indirect
github.com/tidwall/gjson v1.17.1 // indirect
github.com/tidwall/match v1.1.1 // indirect
github.com/tidwall/pretty v1.2.1 // 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 v0.20.0 // indirect
golang.org/x/text v0.8.0 // indirect
)

32
go.sum
View File

@ -4,8 +4,6 @@ github.com/btcsuite/btcd v0.22.0-beta.0.20220111032746-97732e52810c/go.mod h1:tj
github.com/btcsuite/btcd v0.23.0/go.mod h1:0QJIIN1wwIXF/3G/m87gIwGniDMDQqjVn4SZgnFpsYY=
github.com/btcsuite/btcd/btcec/v2 v2.1.0/go.mod h1:2VzYrv4Gm4apmbVVsSq5bqf1Ec8v56E48Vt0Y/umPgA=
github.com/btcsuite/btcd/btcec/v2 v2.1.3/go.mod h1:ctjw4H1kknNJmRN4iP1R7bTQ+v3GJkZBd6mui8ZsAZE=
github.com/btcsuite/btcd/btcec/v2 v2.3.2 h1:5n0X6hX0Zk+6omWcihdYvdAlGf2DfasC0GMf7DClJ3U=
github.com/btcsuite/btcd/btcec/v2 v2.3.2/go.mod h1:zYzJ8etWJQIv1Ogk7OzpWjowwOdXY1W/17j2MW85J04=
github.com/btcsuite/btcd/btcec/v2 v2.3.3 h1:6+iXlDKE8RMtKsvK0gshlXIuPbyWM/h84Ensb7o3sC0=
github.com/btcsuite/btcd/btcec/v2 v2.3.3/go.mod h1:zYzJ8etWJQIv1Ogk7OzpWjowwOdXY1W/17j2MW85J04=
github.com/btcsuite/btcd/btcutil v1.0.0/go.mod h1:Uoxwv0pqYWhD//tfTiipkxNfdhG9UrLwaeswfjfdF0A=
@ -14,8 +12,8 @@ github.com/btcsuite/btcd/btcutil v1.1.3 h1:xfbtw8lwpp0G6NwSHb+UE67ryTFHJAiNuipus
github.com/btcsuite/btcd/btcutil v1.1.3/go.mod h1:UR7dsSJzJUfMmFiiLlIrMq1lS9jh9EdCV7FStZSnpi0=
github.com/btcsuite/btcd/chaincfg/chainhash v1.0.0/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
github.com/btcsuite/btcd/chaincfg/chainhash v1.0.2 h1:KdUfX2zKommPRa+PD0sWZUyXe9w277ABlgELO7H04IM=
github.com/btcsuite/btcd/chaincfg/chainhash v1.0.2/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 h1:59Kx4K6lzOW5w6nFlA0v5+lk/6sjybR934QNHSJZPTQ=
github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f/go.mod h1:TdznJufoqS23FtqVCzL0ZqgP5MqXbb4fg/WgDys70nA=
github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d/go.mod h1:+5NJ2+qvTyV9exUAL/rxXi3DcLg2Ts+ymUAY5y4NvMg=
github.com/btcsuite/go-socks v0.0.0-20170105172521-4720035b7bfd/go.mod h1:HHNXQzUsZCxOoE+CPiyCTO6x34Zs86zZUiwtpXoGdtg=
@ -41,8 +39,6 @@ github.com/decred/dcrd/crypto/blake256 v1.0.0/go.mod h1:sQl2p6Y26YV+ZOcSTP6thNdn
github.com/decred/dcrd/crypto/blake256 v1.0.1 h1:7PltbUIQB7u/FfZ39+DGa/ShuMyJ5ilcvdfma9wOH6Y=
github.com/decred/dcrd/crypto/blake256 v1.0.1/go.mod h1:2OfgNZ5wDpcsFmHmCK5gZTPcCXqlm2ArzUIkw9czNJo=
github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1/go.mod h1:hyedUtir6IdtD/7lIxGeCxkaw7y45JueMRL4DIyJDKs=
github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 h1:8UrgZ3GkP4i/CLijOJx79Yu+etlyjdBU4sfcs2WYQMs=
github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0/go.mod h1:v57UDF4pDQJcEfFUCRop3lJL149eHGSe9Jvczhzjo/0=
github.com/decred/dcrd/dcrec/secp256k1/v4 v4.3.0 h1:rpfIENRNNilwHwZeG5+P150SMrnNEcHYvcCuK6dPZSg=
github.com/decred/dcrd/dcrec/secp256k1/v4 v4.3.0/go.mod h1:v57UDF4pDQJcEfFUCRop3lJL149eHGSe9Jvczhzjo/0=
github.com/decred/dcrd/lru v1.0.0/go.mod h1:mxKOwFd7lFjN2GZYsiz/ecgqR6kkYAl+0pz0tEMk218=
@ -56,8 +52,8 @@ github.com/gobwas/httphead v0.1.0 h1:exrUm0f4YX0L7EBwZHuCF4GDp8aJfVeBrlLQrs6NqWU
github.com/gobwas/httphead v0.1.0/go.mod h1:O/RXo79gxV8G+RqlR/otEwx4Q36zl9rqC5u12GKvMCM=
github.com/gobwas/pool v0.2.1 h1:xfeeEhW7pwmX8nuLVlqbzVc7udMDrwetjEv+TZIz1og=
github.com/gobwas/pool v0.2.1/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw=
github.com/gobwas/ws v1.3.1 h1:Qi34dfLMWJbiKaNbDVzM9x27nZBjmkaW6i4+Ku+pGVU=
github.com/gobwas/ws v1.3.1/go.mod h1:hRKAFb8wOxFROYNsT1bqfWnhX+b5MFeJM9r2ZSwg/KY=
github.com/gobwas/ws v1.4.0 h1:CTaoG1tojrh4ucGPcoJFiAQUAsEWekEWvLy7GsVNqGs=
github.com/gobwas/ws v1.4.0/go.mod h1:G3gNqMNtPppf5XUz7O4shetPpcZ1VJ7zt18dlUeakrc=
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
@ -83,8 +79,8 @@ github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovk
github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/nbd-wtf/go-nostr v0.30.2 h1:dG/2X52/XDg+7phZH+BClcvA5D+S6dXvxJKkBaySEzI=
github.com/nbd-wtf/go-nostr v0.30.2/go.mod h1:tiKJY6fWYSujbTQb201Y+IQ3l4szqYVt+fsTnsm7FCk=
github.com/nbd-wtf/go-nostr v0.31.2 h1:PkHCAsSzG0Ce8tfF7LKyvZOjYtCdC+hPh5KfO/Rl1b4=
github.com/nbd-wtf/go-nostr v0.31.2/go.mod h1:vHKtHyLXDXzYBN0fi/9Y/Q5AD0p+hk8TQVKlldAi0gI=
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/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
@ -98,8 +94,8 @@ github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7J
github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/puzpuzpuz/xsync/v3 v3.0.2 h1:3yESHrRFYr6xzkz61LLkvNiPFXxJEAABanTQpKbAaew=
github.com/puzpuzpuz/xsync/v3 v3.0.2/go.mod h1:VjzYrABPabuM4KyBh1Ftq6u8nhwY5tBPKP9jpmh0nnA=
github.com/puzpuzpuz/xsync/v3 v3.1.0 h1:EewKT7/LNac5SLiEblJeUu8z5eERHrmRLnMQL2d7qX4=
github.com/puzpuzpuz/xsync/v3 v3.1.0/go.mod h1:VjzYrABPabuM4KyBh1Ftq6u8nhwY5tBPKP9jpmh0nnA=
github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
@ -107,8 +103,8 @@ github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7/go.mod h1:q4W45IWZaF22tdD+VEXcAWRA037jwmWEB5VWYORlTpc=
github.com/tidwall/gjson v1.17.0 h1:/Jocvlh98kcTfpN2+JzGQWQcqrPQwDrVEMApx/M5ZwM=
github.com/tidwall/gjson v1.17.0/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
github.com/tidwall/gjson v1.17.1 h1:wlYEnwqAHgzmhNUFfw7Xalt2JzQvsMx2Se4PcoFCT/U=
github.com/tidwall/gjson v1.17.1/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
github.com/tidwall/match v1.1.1 h1:+Ho715JplO36QYgwN9PGYNhgZvoUSc9X2c80KVTi+GA=
github.com/tidwall/match v1.1.1/go.mod h1:eRSPERbgtNPcGhD8UCthc6PmLEQXEWd3PRB5JTxsfmM=
github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
@ -123,8 +119,8 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
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/go.mod h1:ldy0pHrwJyGW56pPQzzkH36rKxoZW1tw7ZJpeKx+hdo=
golang.org/x/exp v0.0.0-20240506185415-9bf2ced13842 h1:vr/HnozRka3pE4EsMEg1lgkXJkTFJCVUX+S/ZT6wYzM=
golang.org/x/exp v0.0.0-20240506185415-9bf2ced13842/go.mod h1:XtvwrStGgqGPLc4cjQfWqZHG1YFdYs6swckp8vpsjnc=
golang.org/x/net v0.0.0-20180719180050-a680a1efc54d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
@ -144,8 +140,8 @@ golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20200814200057-3d37ad5750ed/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.14.0 h1:Vz7Qs629MkJkGyHxUlRHizWJRG2j8fbQKjELVSNhy7Q=
golang.org/x/sys v0.14.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.20.0 h1:Od9JTbYCk261bKm4M/mw7AklTlFYIa0bIp9BgSm1S8Y=
golang.org/x/sys v0.20.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=

View File

@ -5,6 +5,7 @@ import (
"context"
"encoding/hex"
"fmt"
"math/rand"
"net/url"
"os"
"strings"
@ -203,15 +204,6 @@ func promptDecrypt(ncryptsec1 string) (string, error) {
return "", fmt.Errorf("couldn't decrypt private key")
}
func ask(msg string, defaultValue string, shouldAskAgain func(answer string) bool) (string, error) {
return _ask(&readline.Config{
Stdout: color.Error,
Prompt: color.YellowString(msg),
InterruptPrompt: "^C",
DisableAutoSaveHistory: true,
}, msg, defaultValue, shouldAskAgain)
}
func askPassword(msg string, shouldAskAgain func(answer string) bool) (string, error) {
config := &readline.Config{
Stdout: color.Error,
@ -243,3 +235,13 @@ func _ask(config *readline.Config, msg string, defaultValue string, shouldAskAga
return answer, err
}
}
const letterBytes = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
func randString(n int) string {
b := make([]byte, n)
for i := range b {
b[i] = letterBytes[rand.Intn(len(letterBytes))]
}
return string(b)
}