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secrets.go
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secrets.go
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package secrets
import (
"encoding/json"
"sort"
"strings"
"time"
"github.com/burlingtonbertie99/mykeys"
"github.com/burlingtonbertie99/mykeys-ext/vault"
"github.com/burlingtonbertie99/mykeys/encoding"
"github.com/pkg/errors"
)
// Secret to keep.
type Secret struct {
ID string `json:"id"`
Type Type `json:"type"`
Name string `json:"name"`
Username string `json:"username,omitempty"`
Password string `json:"password,omitempty"`
URL string `json:"url,omitempty"`
Notes string `json:"notes,omitempty"`
CreatedAt time.Time `json:"createdAt,omitempty"`
UpdatedAt time.Time `json:"updatedAt,omitempty"`
}
// Secrets vault.
type Secrets struct {
*vault.Vault
}
// New secrets vault.
func New(vlt *vault.Vault) *Secrets {
return &Secrets{vlt}
}
// Type types for secret.
type Type string
// Types for Secret.
const (
UnknownType Type = ""
PasswordType Type = "password"
NoteType Type = "note"
)
func newSecretID() string {
return encoding.MustEncode(keys.RandBytes(32), encoding.Base62)
}
func newSecret() *Secret {
return &Secret{
ID: newSecretID(),
CreatedAt: time.Now(),
UpdatedAt: time.Now(),
}
}
// NewPassword creates a new password secret.
func NewPassword(name string, username string, password string, url string) *Secret {
secret := newSecret()
secret.Type = PasswordType
secret.Name = name
secret.Username = username
secret.Password = password
secret.URL = url
return secret
}
// Save a secret.
// Returns true if secret was updated.
func (v *Secrets) Save(secret *Secret) (*Secret, bool, error) {
if secret == nil {
return nil, false, errors.Errorf("nil secret")
}
if secret.ID == "" {
secret.ID = newSecretID()
}
item, err := v.Vault.Get(secret.ID)
if err != nil {
return nil, false, err
}
updated := false
if item != nil {
secret.UpdatedAt = v.Now()
item.Data = marshalSecret(secret)
if err := v.Set(item); err != nil {
return nil, false, err
}
updated = true
} else {
now := v.Now()
secret.CreatedAt = now
secret.UpdatedAt = now
item, err := newItemForSecret(secret)
if err != nil {
return nil, false, err
}
if err := v.Set(item); err != nil {
return nil, false, err
}
}
return secret, updated, nil
}
// Get a secret.
func (v *Secrets) Get(id string) (*Secret, error) {
item, err := v.Vault.Get(id)
if err != nil {
return nil, err
}
if item == nil {
return nil, nil
}
return asSecret(item)
}
// SortDirection direction for sorting.
type SortDirection string
const (
// Ascending direction.
Ascending SortDirection = "asc"
// Descending direction.
Descending SortDirection = "desc"
)
// Options ...
type Options struct {
Query string
Sort string
SortDirection SortDirection
}
// Option ...
type Option func(*Options)
func newSecretsOptions(opts ...Option) Options {
var options Options
for _, o := range opts {
o(&options)
}
return options
}
// List ...
func (v *Secrets) List(opt ...Option) ([]*Secret, error) {
opts := newSecretsOptions(opt...)
items, err := v.Items()
if err != nil {
return nil, err
}
query := strings.TrimSpace(opts.Query)
out := make([]*Secret, 0, len(items))
for _, item := range items {
if item.Type != secretItemType {
continue
}
secret, err := asSecret(item)
if err != nil {
return nil, err
}
if query == "" ||
strings.Contains(secret.Name, query) ||
strings.Contains(secret.Username, query) ||
strings.Contains(secret.URL, query) ||
strings.Contains(secret.Notes, query) {
out = append(out, secret)
}
}
sortField := opts.Sort
if sortField == "" {
sortField = "name"
}
switch sortField {
case "id", "name", "username":
default:
return nil, errors.Errorf("invalid sort field %s", sortField)
}
sortDirection := opts.SortDirection
if sortDirection == "" {
sortDirection = Ascending
}
sort.Slice(out, func(i, j int) bool {
return secretsSort(out, sortField, sortDirection, i, j)
})
return out, nil
}
// WithQuery ...
func WithQuery(q string) Option {
return func(o *Options) { o.Query = q }
}
// WithSort ...
func WithSort(sort string) Option {
return func(o *Options) { o.Sort = sort }
}
// WithSortDirection ...
func WithSortDirection(d SortDirection) Option {
return func(o *Options) { o.SortDirection = d }
}
func secretsSort(secrets []*Secret, sortField string, sortDirection SortDirection, i, j int) bool {
switch sortField {
case "id":
if sortDirection == Descending {
return secrets[i].ID > secrets[j].ID
}
return secrets[i].ID < secrets[j].ID
case "name":
if secrets[i].Name == secrets[j].Name {
return secretsSort(secrets, "id", sortDirection, i, j)
}
if sortDirection == Descending {
return secrets[i].Name > secrets[j].Name
}
return secrets[i].Name < secrets[j].Name
case "username":
if secrets[i].Username == secrets[j].Username {
return secretsSort(secrets, "id", sortDirection, i, j)
}
if sortDirection == Descending {
return secrets[i].Username > secrets[j].Username
}
return secrets[i].Username < secrets[j].Username
default:
return secretsSort(secrets, "name", sortDirection, i, j)
}
}
// asSecret returns Secret for Item.
func asSecret(item *vault.Item) (*Secret, error) {
if item.Type != secretItemType {
return nil, errors.Errorf("item type %s != %s", item.Type, secretItemType)
}
var secret Secret
if err := json.Unmarshal(item.Data, &secret); err != nil {
return nil, err
}
if secret.ID != item.ID {
return nil, errors.Errorf("secret id mismatch")
}
return &secret, nil
}
// secretItemType is type for secret.
const secretItemType string = "secret"
// newItem creates vault item for a secret.
func newItemForSecret(secret *Secret) (*vault.Item, error) {
if secret.ID == "" {
return nil, errors.Errorf("no secret id")
}
b := marshalSecret(secret)
return vault.NewItem(secret.ID, b, secretItemType, secret.UpdatedAt), nil
}
func marshalSecret(secret *Secret) []byte {
b, err := json.Marshal(secret)
if err != nil {
panic(err)
}
return b
}