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utils.go
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utils.go
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package keys
import (
"fmt"
"path/filepath"
"github.com/99designs/keyring"
"github.com/spf13/viper"
"github.com/tendermint/tendermint/libs/cli"
"gopkg.in/yaml.v2"
"github.com/cosmos/cosmos-sdk/client/flags"
"github.com/cosmos/cosmos-sdk/crypto/keys"
)
// available output formats.
const (
OutputFormatText = "text"
OutputFormatJSON = "json"
// defaultKeyDBName is the client's subdirectory where keys are stored.
defaultKeyDBName = "keys"
)
type bechKeyOutFn func(keyInfo keys.Info) (keys.KeyOutput, error)
// NewKeyBaseFromDir initializes a keybase at the rootDir directory. Keybase
// options can be applied when generating this new Keybase.
func NewKeyBaseFromDir(rootDir string, opts ...keys.KeybaseOption) (keys.Keybase, error) {
return getLazyKeyBaseFromDir(rootDir, opts...)
}
// NewInMemoryKeyBase returns a storage-less keybase.
func NewInMemoryKeyBase() keys.Keybase { return keys.NewInMemory() }
func getLazyKeyBaseFromDir(rootDir string, opts ...keys.KeybaseOption) (keys.Keybase, error) {
return keys.New(defaultKeyDBName, filepath.Join(rootDir, "keys"), opts...), nil
}
func printKeyInfo(keyInfo keys.Info, bechKeyOut bechKeyOutFn) {
ko, err := bechKeyOut(keyInfo)
if err != nil {
panic(err)
}
switch viper.Get(cli.OutputFlag) {
case OutputFormatText:
printTextInfos([]keys.KeyOutput{ko})
case OutputFormatJSON:
var out []byte
var err error
if viper.GetBool(flags.FlagIndentResponse) {
out, err = KeysCdc.MarshalJSONIndent(ko, "", " ")
} else {
out, err = KeysCdc.MarshalJSON(ko)
}
if err != nil {
panic(err)
}
fmt.Println(string(out))
}
}
func printInfos(infos []keys.Info) {
kos, err := keys.Bech32KeysOutput(infos)
if err != nil {
panic(err)
}
switch viper.Get(cli.OutputFlag) {
case OutputFormatText:
printTextInfos(kos)
case OutputFormatJSON:
var out []byte
var err error
if viper.GetBool(flags.FlagIndentResponse) {
out, err = KeysCdc.MarshalJSONIndent(kos, "", " ")
} else {
out, err = KeysCdc.MarshalJSON(kos)
}
if err != nil {
panic(err)
}
fmt.Printf("%s", out)
}
}
func printTextInfos(kos []keys.KeyOutput) {
out, err := yaml.Marshal(&kos)
if err != nil {
panic(err)
}
fmt.Println(string(out))
}
func printKeyAddress(info keys.Info, bechKeyOut bechKeyOutFn) {
ko, err := bechKeyOut(info)
if err != nil {
panic(err)
}
fmt.Println(ko.Address)
}
func printPubKey(info keys.Info, bechKeyOut bechKeyOutFn) {
ko, err := bechKeyOut(info)
if err != nil {
panic(err)
}
fmt.Println(ko.PubKey)
}
func isRunningUnattended() bool {
backends := keyring.AvailableBackends()
return len(backends) == 2 && backends[1] == keyring.BackendType("file")
}