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auth_token.go
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auth_token.go
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package admin
import (
"bytes"
"context"
"fmt"
"time"
"github.com/rilldata/rill/admin/database"
"github.com/rilldata/rill/admin/pkg/authtoken"
)
// AuthToken is the interface package admin uses to provide a consolidated view of a token string and its DB model.
type AuthToken interface {
Token() *authtoken.Token
OwnerID() string
}
// userAuthToken implements AuthToken for tokens belonging to a user.
type userAuthToken struct {
model *database.UserAuthToken
token *authtoken.Token
}
func (t *userAuthToken) Token() *authtoken.Token {
return t.token
}
func (t *userAuthToken) OwnerID() string {
if t.model.RepresentingUserID != nil {
return *t.model.RepresentingUserID
}
return t.model.UserID
}
// IssueUserAuthToken generates and persists a new auth token for a user.
func (s *Service) IssueUserAuthToken(ctx context.Context, userID, clientID, displayName string, representingUserID *string, ttl *time.Duration) (AuthToken, error) {
tkn := authtoken.NewRandom(authtoken.TypeUser)
var expiresOn *time.Time
if ttl != nil {
t := time.Now().Add(*ttl)
expiresOn = &t
}
uat, err := s.DB.InsertUserAuthToken(ctx, &database.InsertUserAuthTokenOptions{
ID: tkn.ID.String(),
SecretHash: tkn.SecretHash(),
UserID: userID,
AuthClientID: &clientID,
DisplayName: displayName,
RepresentingUserID: representingUserID,
ExpiresOn: expiresOn,
})
if err != nil {
return nil, err
}
return &userAuthToken{model: uat, token: tkn}, nil
}
// serviceAuthToken implements AuthToken for tokens belonging to a service.
type serviceAuthToken struct {
model *database.ServiceAuthToken
token *authtoken.Token
}
func (t *serviceAuthToken) Token() *authtoken.Token {
return t.token
}
func (t *serviceAuthToken) OwnerID() string {
return t.model.ServiceID
}
// IssueServiceAuthToken generates and persists a new auth token for a service.
func (s *Service) IssueServiceAuthToken(ctx context.Context, serviceID string, ttl *time.Duration) (AuthToken, error) {
tkn := authtoken.NewRandom(authtoken.TypeService)
var expiresOn *time.Time
if ttl != nil {
t := time.Now().Add(*ttl)
expiresOn = &t
}
sat, err := s.DB.InsertServiceAuthToken(ctx, &database.InsertServiceAuthTokenOptions{
ID: tkn.ID.String(),
SecretHash: tkn.SecretHash(),
ServiceID: serviceID,
ExpiresOn: expiresOn,
})
if err != nil {
return nil, err
}
return &serviceAuthToken{model: sat, token: tkn}, nil
}
// deploymentAuthToken implements AuthToken for tokens belonging to a deployment.
type deploymentAuthToken struct {
model *database.DeploymentAuthToken
token *authtoken.Token
}
func (t *deploymentAuthToken) Token() *authtoken.Token {
return t.token
}
func (t *deploymentAuthToken) OwnerID() string {
return t.model.DeploymentID
}
// IssueDeploymentAuthToken generates and persists a new auth token for a deployment.
func (s *Service) IssueDeploymentAuthToken(ctx context.Context, deploymentID string, ttl *time.Duration) (AuthToken, error) {
tkn := authtoken.NewRandom(authtoken.TypeDeployment)
var expiresOn *time.Time
if ttl != nil {
t := time.Now().Add(*ttl)
expiresOn = &t
}
dat, err := s.DB.InsertDeploymentAuthToken(ctx, &database.InsertDeploymentAuthTokenOptions{
ID: tkn.ID.String(),
SecretHash: tkn.SecretHash(),
DeploymentID: deploymentID,
ExpiresOn: expiresOn,
})
if err != nil {
return nil, err
}
return &deploymentAuthToken{model: dat, token: tkn}, nil
}
// ValidateAuthToken validates an auth token against persistent storage.
func (s *Service) ValidateAuthToken(ctx context.Context, token string) (AuthToken, error) {
parsed, err := authtoken.FromString(token)
if err != nil {
return nil, err
}
switch parsed.Type {
case authtoken.TypeUser:
uat, err := s.DB.FindUserAuthToken(ctx, parsed.ID.String())
if err != nil {
return nil, err
}
if uat.ExpiresOn != nil && uat.ExpiresOn.Before(time.Now()) {
return nil, fmt.Errorf("auth token is expired")
}
if !bytes.Equal(uat.SecretHash, parsed.SecretHash()) {
return nil, fmt.Errorf("invalid auth token")
}
s.Used.UserToken(uat.ID)
s.Used.User(uat.UserID)
return &userAuthToken{model: uat, token: parsed}, nil
case authtoken.TypeService:
sat, err := s.DB.FindServiceAuthToken(ctx, parsed.ID.String())
if err != nil {
return nil, err
}
if sat.ExpiresOn != nil && sat.ExpiresOn.Before(time.Now()) {
return nil, fmt.Errorf("auth token is expired")
}
if !bytes.Equal(sat.SecretHash, parsed.SecretHash()) {
return nil, fmt.Errorf("invalid auth token")
}
s.Used.ServiceToken(sat.ID)
s.Used.Service(sat.ServiceID)
return &serviceAuthToken{model: sat, token: parsed}, nil
case authtoken.TypeDeployment:
dat, err := s.DB.FindDeploymentAuthToken(ctx, parsed.ID.String())
if err != nil {
return nil, err
}
if dat.ExpiresOn != nil && dat.ExpiresOn.Before(time.Now()) {
return nil, fmt.Errorf("auth token is expired")
}
if !bytes.Equal(dat.SecretHash, parsed.SecretHash()) {
return nil, fmt.Errorf("invalid auth token")
}
s.Used.DeploymentToken(dat.ID)
s.Used.Deployment(dat.DeploymentID)
return &deploymentAuthToken{model: dat, token: parsed}, nil
default:
return nil, fmt.Errorf("unknown auth token type %q", parsed.Type)
}
}
// RevokeAuthToken removes an auth token from persistent storage.
func (s *Service) RevokeAuthToken(ctx context.Context, token string) error {
parsed, err := authtoken.FromString(token)
if err != nil {
return err
}
switch parsed.Type {
case authtoken.TypeUser:
return s.DB.DeleteUserAuthToken(ctx, parsed.ID.String())
case authtoken.TypeService:
return s.DB.DeleteServiceAuthToken(ctx, parsed.ID.String())
case authtoken.TypeDeployment:
return fmt.Errorf("deployment auth tokens cannot be revoked")
default:
return fmt.Errorf("unknown auth token type %q", parsed.Type)
}
}