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feat(mfa): add multi factor authentication endpoints
* add config for mfa passkeys * add endpoints for mfa passkeys TODO: add docs Closes: #45
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Stefan Jacobi
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Mar 5, 2024
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| package handler | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "github.com/go-webauthn/webauthn/protocol" | ||
| "github.com/gobuffalo/pop/v6" | ||
| "github.com/labstack/echo/v4" | ||
| "github.com/teamhanko/passkey-server/api/dto/request" | ||
| "github.com/teamhanko/passkey-server/api/dto/response" | ||
| "github.com/teamhanko/passkey-server/api/helper" | ||
| "github.com/teamhanko/passkey-server/api/services" | ||
| auditlog "github.com/teamhanko/passkey-server/audit_log" | ||
| "github.com/teamhanko/passkey-server/persistence" | ||
| "github.com/teamhanko/passkey-server/persistence/models" | ||
| "net/http" | ||
| ) | ||
|
|
||
| type mfaLoginHandler struct { | ||
| *webauthnHandler | ||
| } | ||
|
|
||
| func NewMfaLoginHandler(persister persistence.Persister) WebauthnHandler { | ||
| webauthnHandler := newWebAuthnHandler(persister, true) | ||
|
|
||
| return &mfaLoginHandler{ | ||
| webauthnHandler, | ||
| } | ||
| } | ||
|
|
||
| func (lh *mfaLoginHandler) Init(ctx echo.Context) error { | ||
| h, err := helper.GetMfaHandlerContext(ctx) | ||
| if err != nil { | ||
| ctx.Logger().Error(err) | ||
| return err | ||
| } | ||
|
|
||
| dto, err := BindAndValidateRequest[request.InitMfaLoginDto](ctx) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| return lh.persister.GetConnection().Transaction(func(tx *pop.Connection) error { | ||
| userPersister := lh.persister.GetWebauthnUserPersister(tx) | ||
| sessionPersister := lh.persister.GetWebauthnSessionDataPersister(tx) | ||
| credentialPersister := lh.persister.GetWebauthnCredentialPersister(tx) | ||
|
|
||
| service := services.NewLoginService(services.WebauthnServiceCreateParams{ | ||
| Ctx: ctx, | ||
| Tenant: *h.Tenant, | ||
| WebauthnClient: *h.WebauthnClient, | ||
| UserId: dto.UserId, | ||
| UserPersister: userPersister, | ||
| SessionPersister: sessionPersister, | ||
| CredentialPersister: credentialPersister, | ||
| }) | ||
|
|
||
| credentialAssertion, err := service.Initialize() | ||
| err = lh.handleError(h.AuditLog, models.AuditLogWebAuthnAuthenticationInitFailed, tx, ctx, nil, nil, err) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| auditErr := h.AuditLog.CreateWithConnection(tx, models.AuditLogWebAuthnAuthenticationInitSucceeded, nil, nil, nil) | ||
| if auditErr != nil { | ||
| ctx.Logger().Error(auditErr) | ||
| return fmt.Errorf(auditlog.CreationFailureFormat, auditErr) | ||
| } | ||
|
|
||
| return ctx.JSON(http.StatusOK, credentialAssertion) | ||
| }) | ||
| } | ||
|
|
||
| func (lh *mfaLoginHandler) Finish(ctx echo.Context) error { | ||
| parsedRequest, err := protocol.ParseCredentialRequestResponse(ctx.Request()) | ||
| if err != nil { | ||
| ctx.Logger().Error(err) | ||
| return echo.NewHTTPError(http.StatusBadRequest, "unable to finish login").SetInternal(err) | ||
| } | ||
|
|
||
| h, err := helper.GetMfaHandlerContext(ctx) | ||
| if err != nil { | ||
| ctx.Logger().Error(err) | ||
| return err | ||
| } | ||
|
|
||
| return lh.persister.Transaction(func(tx *pop.Connection) error { | ||
| userPersister := lh.persister.GetWebauthnUserPersister(tx) | ||
| sessionPersister := lh.persister.GetWebauthnSessionDataPersister(tx) | ||
| credentialPersister := lh.persister.GetWebauthnCredentialPersister(tx) | ||
|
|
||
| service := services.NewLoginService(services.WebauthnServiceCreateParams{ | ||
| Ctx: ctx, | ||
| Tenant: *h.Tenant, | ||
| WebauthnClient: *h.WebauthnClient, | ||
| UserPersister: userPersister, | ||
| SessionPersister: sessionPersister, | ||
| CredentialPersister: credentialPersister, | ||
| Generator: h.Generator, | ||
| }) | ||
|
|
||
| token, userId, err := service.Finalize(parsedRequest) | ||
| err = lh.handleError(h.AuditLog, models.AuditLogWebAuthnAuthenticationFinalFailed, tx, ctx, &userId, nil, err) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| auditErr := h.AuditLog.CreateWithConnection(tx, models.AuditLogWebAuthnAuthenticationFinalSucceeded, &userId, nil, nil) | ||
| if auditErr != nil { | ||
| ctx.Logger().Error(auditErr) | ||
| return fmt.Errorf(auditlog.CreationFailureFormat, auditErr) | ||
| } | ||
|
|
||
| return ctx.JSON(http.StatusOK, &response.TokenDto{Token: token}) | ||
| }) | ||
| } |
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