/
tty_steward.go
190 lines (161 loc) · 4.31 KB
/
tty_steward.go
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package main
import (
"errors"
"fmt"
"os"
"os/exec"
"strings"
"github.com/miquella/ask"
"github.com/miquella/vaulted/lib"
"github.com/miquella/vaulted/lib/legacy"
)
var (
ErrFileNotExist = ErrorWithExitCode{os.ErrNotExist, EX_USAGE_ERROR}
ErrNoPasswordEntered = ErrorWithExitCode{errors.New("Could not get password"), EX_UNAVAILABLE}
vaultedErrMap = map[error]ErrorWithExitCode{
vaulted.ErrInvalidPassword: ErrorWithExitCode{vaulted.ErrInvalidPassword, EX_TEMPORARY_ERROR},
vaulted.ErrInvalidKeyConfig: ErrorWithExitCode{vaulted.ErrInvalidKeyConfig, EX_DATA_ERROR},
vaulted.ErrInvalidEncryptionConfig: ErrorWithExitCode{vaulted.ErrInvalidEncryptionConfig, EX_DATA_ERROR},
}
)
type TTYSteward struct{}
func (*TTYSteward) VaultExists(name string) bool {
return vaulted.VaultExists(name)
}
func (*TTYSteward) ListVaults() ([]string, error) {
return vaulted.ListVaults()
}
func (*TTYSteward) SealVault(name string, password *string, vault *vaulted.Vault) error {
if password == nil {
envPassword := os.Getenv("VAULTED_NEW_PASSWORD")
if envPassword != "" {
password = &envPassword
} else {
for {
newPassword, err := getPassword("New Password: ")
if err != nil {
return err
}
confirmPassword, err := getPassword("Confirm Password: ")
if err != nil {
return err
}
if newPassword == confirmPassword {
password = &newPassword
break
} else {
ask.Print("Passwords do not match.\n")
}
}
}
}
return vaulted.SealVault(name, *password, vault)
}
func (*TTYSteward) OpenVault(name string, password *string) (string, *vaulted.Vault, error) {
if !vaulted.VaultExists(name) {
return "", nil, ErrFileNotExist
}
if password == nil && os.Getenv("VAULTED_PASSWORD") != "" {
envPassword := os.Getenv("VAULTED_PASSWORD")
password = &envPassword
}
var vault *vaulted.Vault
var err error
if password != nil {
vault, err = vaulted.OpenVault(name, *password)
} else {
for i := 0; i < 3; i++ {
var requestedPassword string
requestedPassword, err = getPassword("Password: ")
if err != nil {
break
}
vault, err = vaulted.OpenVault(name, requestedPassword)
if err != vaulted.ErrInvalidPassword {
password = &requestedPassword
break
}
}
}
if err != nil {
if _, ok := vaultedErrMap[err]; ok {
return "", nil, vaultedErrMap[err]
} else {
return "", nil, err
}
}
return *password, vault, nil
}
func (*TTYSteward) RemoveVault(name string) error {
return vaulted.RemoveVault(name)
}
func (*TTYSteward) GetSession(name string, password *string) (string, *vaulted.Session, error) {
if !vaulted.VaultExists(name) {
return "", nil, ErrFileNotExist
}
if password == nil && os.Getenv("VAULTED_PASSWORD") != "" {
envPassword := os.Getenv("VAULTED_PASSWORD")
password = &envPassword
}
var session *vaulted.Session
var err error
if password != nil {
session, err = vaulted.GetSession(name, *password)
} else {
for i := 0; i < 3; i++ {
var requestedPassword string
requestedPassword, err = getPassword("Password: ")
if err != nil {
break
}
session, err = vaulted.GetSession(name, requestedPassword)
if err != vaulted.ErrInvalidPassword {
password = &requestedPassword
break
}
}
}
if err != nil {
if _, ok := vaultedErrMap[err]; ok {
return "", nil, vaultedErrMap[err]
} else {
return "", nil, err
}
}
return *password, session, nil
}
func (*TTYSteward) OpenLegacyVault() (password string, environments map[string]legacy.Environment, err error) {
legacyVault, err := legacy.ReadVault()
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
password = os.Getenv("VAULTED_PASSWORD")
if password != "" {
environments, err = legacyVault.DecryptEnvironments(password)
} else {
for i := 0; i < 3; i++ {
password, err = getPassword("Legacy Password: ")
if err != nil {
break
}
environments, err = legacyVault.DecryptEnvironments(password)
if err != legacy.ErrInvalidPassword {
break
}
}
}
return
}
func getPassword(prompt string) (string, error) {
if os.Getenv("VAULTED_ASKPASS") != "" {
cmd := exec.Command(os.Getenv("VAULTED_ASKPASS"), prompt)
output, err := cmd.Output()
if err != nil {
return "", ErrNoPasswordEntered
}
return strings.Trim(string(output), "\r\n"), nil
} else {
return ask.HiddenAsk(prompt)
}
}