/
credentials-manager.go
182 lines (155 loc) · 4.35 KB
/
credentials-manager.go
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package auth
import (
"bytes"
"database/sql"
"encoding/base64"
"encoding/json"
"fmt"
"github.com/omecodes/errors"
"github.com/omecodes/libome/logs"
pb "github.com/omecodes/store/gen/go/proto"
"github.com/omecodes/bome"
"github.com/omecodes/libome/crypt"
)
type CredentialsManager interface {
ValidateAdminAccess(password string) error
SaveClientApp(access *pb.ClientApp) error
GetClientApp(key string) (*pb.ClientApp, error)
GetAllClientApps() ([]*pb.ClientApp, error)
DeleteClientApp(key string) error
SaveUserCredentials(credentials *pb.UserCredentials) error
GetUserPassword(username string) (string, error)
GetMatchingUser(pattern string) ([]string, error)
DeleteUserCredentials(username string) error
}
func NewCredentialsSQLManager(db *sql.DB, dialect string, tablePrefix string, adminInfo string) (*credentialsSQLManager, error) {
clientsTableName := tablePrefix + "_client_apps"
clients, err := bome.Build().
SetConn(db).
SetDialect(dialect).
SetTableName(clientsTableName).
JSONMap()
if err != nil {
return nil, err
}
usersTableName := tablePrefix + "_users"
users, err := bome.Build().
SetConn(db).
SetDialect(dialect).
SetTableName(usersTableName).
Map()
if err != nil {
return nil, err
}
data, err := base64.RawStdEncoding.DecodeString(adminInfo)
if err != nil {
logs.Error("Unreadable admin info", logs.Err(err))
return nil, errors.BadRequest("")
}
var info *crypt.Info
err = json.Unmarshal(data, &info)
if err != nil {
logs.Error("Unreadable admin info", logs.Err(err))
return nil, errors.BadRequest("")
}
return &credentialsSQLManager{
clientsTableName: clientsTableName,
usersTableName: usersTableName,
clients: clients,
users: users,
adminInfo: info,
}, nil
}
type credentialsSQLManager struct {
clientsTableName string
usersTableName string
clients *bome.JSONMap
users *bome.Map
adminInfo *crypt.Info
}
func (s *credentialsSQLManager) ValidateAdminAccess(passPhrase string) error {
_, err := crypt.Reveal(passPhrase, s.adminInfo)
return err
}
func (s *credentialsSQLManager) SaveClientApp(access *pb.ClientApp) error {
data, err := json.Marshal(access)
if err != nil {
return err
}
return s.clients.Upsert(&bome.MapEntry{
Key: access.Key,
Value: string(data),
})
}
func (s *credentialsSQLManager) GetClientApp(key string) (*pb.ClientApp, error) {
strEncoded, err := s.clients.Get(key)
if err != nil {
return nil, err
}
var access *pb.ClientApp
err = json.NewDecoder(bytes.NewBufferString(strEncoded)).Decode(&access)
return access, err
}
func (s *credentialsSQLManager) GetAllClientApps() ([]*pb.ClientApp, error) {
cursor, err := s.clients.List()
if err != nil {
return nil, err
}
defer func() {
if cer := cursor.Close(); cer != nil {
logs.Error("cursor close", logs.Err(cer))
}
}()
var accesses []*pb.ClientApp
for cursor.HasNext() {
o, err := cursor.Next()
if err != nil {
return nil, err
}
entry := o.(*bome.MapEntry)
var access *pb.ClientApp
err = json.Unmarshal([]byte(entry.Value), &access)
if err != nil {
return nil, err
}
accesses = append(accesses, access)
}
return accesses, nil
}
func (s *credentialsSQLManager) DeleteClientApp(key string) error {
return s.clients.Delete(key)
}
func (s *credentialsSQLManager) SaveUserCredentials(credentials *pb.UserCredentials) error {
return s.users.Save(&bome.MapEntry{
Key: credentials.Username,
Value: credentials.Password,
})
}
func (s *credentialsSQLManager) GetMatchingUser(pattern string) ([]string, error) {
sqlQuery := fmt.Sprintf("select name from %s where name like ? limit 10", s.usersTableName)
c, err := s.users.Query(sqlQuery, bome.StringScanner, "%"+pattern+"%")
if err != nil {
return nil, err
}
defer func() {
if cerr := c.Close(); cerr != nil {
logs.Error("user list cursor close", logs.Err(cerr))
}
}()
var usernames []string
for c.HasNext() {
o, err := c.Next()
if err != nil {
logs.Error("could not get username from cursor", logs.Err(err))
return nil, errors.Internal("internal db error")
}
usernames = append(usernames, o.(string))
}
return usernames, nil
}
func (s *credentialsSQLManager) GetUserPassword(username string) (string, error) {
return s.users.Get(username)
}
func (s *credentialsSQLManager) DeleteUserCredentials(username string) error {
return s.users.Delete(username)
}