135 lines
8.1 KiB
Go
135 lines
8.1 KiB
Go
package xerr
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import "google.golang.org/grpc/codes"
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const (
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httpStatusBadRequest = 400
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httpStatusUnauthorized = 401
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httpStatusForbidden = 403
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httpStatusNotFound = 404
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httpStatusConflict = 409
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httpStatusInternalServerError = 500
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httpStatusBadGateway = 502
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)
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// Spec 是错误码注册表中的一条稳定契约。
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// GRPCCode 是服务间传输语义；PublicCode/PublicMessage 是 gateway 对 App 暴露的 envelope。
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type Spec struct {
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GRPCCode codes.Code
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HTTPStatus int
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PublicCode string
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PublicMessage string
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Retryable bool
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}
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var catalog = map[Code]Spec{
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InvalidArgument: spec(codes.InvalidArgument, httpStatusBadRequest, InvalidArgument, "invalid argument"),
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NotFound: spec(codes.NotFound, httpStatusNotFound, NotFound, "not found"),
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Conflict: spec(codes.FailedPrecondition, httpStatusConflict, Conflict, "conflict"),
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RoomClosed: spec(codes.FailedPrecondition, httpStatusConflict, RoomClosed, "room closed"),
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Unauthorized: spec(codes.Unauthenticated, httpStatusUnauthorized, Unauthorized, "unauthorized"),
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PermissionDenied: spec(codes.PermissionDenied, httpStatusForbidden, PermissionDenied, "permission denied"),
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ProfileRequired: spec(codes.PermissionDenied, httpStatusForbidden, ProfileRequired, "profile required"),
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Unavailable: {
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GRPCCode: codes.Unavailable,
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HTTPStatus: httpStatusBadGateway,
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PublicCode: "UPSTREAM_ERROR",
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PublicMessage: "upstream service error",
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Retryable: true,
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},
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Internal: spec(codes.Internal, httpStatusInternalServerError, Internal, "internal error"),
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AuthFailed: spec(codes.Unauthenticated, httpStatusUnauthorized, AuthFailed, "authentication failed"),
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AuthLoginBlocked: spec(codes.PermissionDenied, httpStatusForbidden, AuthLoginBlocked, "login blocked"),
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PasswordAlreadySet: spec(codes.AlreadyExists, httpStatusConflict, PasswordAlreadySet, "conflict"),
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UserDisabled: spec(codes.PermissionDenied, httpStatusForbidden, UserDisabled, "permission denied"),
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SessionExpired: spec(codes.Unauthenticated, httpStatusUnauthorized, SessionExpired, "unauthorized"),
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SessionRevoked: spec(codes.Unauthenticated, httpStatusUnauthorized, SessionRevoked, "unauthorized"),
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DisplayUserIDInvalid: spec(codes.InvalidArgument, httpStatusBadRequest, DisplayUserIDInvalid, "invalid argument"),
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DisplayUserIDExists: spec(codes.AlreadyExists, httpStatusConflict, DisplayUserIDExists, "conflict"),
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DisplayUserIDCooldown: spec(codes.FailedPrecondition, httpStatusConflict, DisplayUserIDCooldown, "conflict"),
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DisplayUserIDNotFound: spec(codes.NotFound, httpStatusNotFound, DisplayUserIDNotFound, "not found"),
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DisplayUserIDAllocateFailed: spec(codes.Internal, httpStatusInternalServerError, Internal, "internal error"),
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DisplayUserIDPrettyNotAvailable: spec(codes.FailedPrecondition, httpStatusConflict, DisplayUserIDPrettyNotAvailable, "conflict"),
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DisplayUserIDPrettyActive: spec(codes.FailedPrecondition, httpStatusConflict, DisplayUserIDPrettyActive, "conflict"),
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DisplayUserIDLeaseExpired: spec(codes.FailedPrecondition, httpStatusConflict, DisplayUserIDLeaseExpired, "conflict"),
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DisplayUserIDPaymentRequired: spec(codes.FailedPrecondition, httpStatusConflict, DisplayUserIDPaymentRequired, "conflict"),
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CountryChangeCooldown: spec(codes.FailedPrecondition, httpStatusConflict, CountryChangeCooldown, "country change is cooling down"),
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CountryNotFound: spec(codes.NotFound, httpStatusNotFound, CountryNotFound, "not found"),
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RegionNotFound: spec(codes.NotFound, httpStatusNotFound, RegionNotFound, "not found"),
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RegionCountryConflict: spec(codes.FailedPrecondition, httpStatusConflict, RegionCountryConflict, "conflict"),
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RegionDisabled: spec(codes.FailedPrecondition, httpStatusConflict, RegionDisabled, "conflict"),
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InvalidInviteCode: spec(codes.InvalidArgument, httpStatusBadRequest, InvalidInviteCode, "invalid argument"),
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DeviceAlreadyRegistered: spec(
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codes.FailedPrecondition,
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httpStatusConflict,
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DeviceAlreadyRegistered,
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"conflict",
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),
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InsufficientBalance: spec(codes.FailedPrecondition, httpStatusConflict, InsufficientBalance, "insufficient balance"),
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DuplicateBillingCommand: spec(codes.AlreadyExists, httpStatusConflict, DuplicateBillingCommand, "conflict"),
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LedgerConflict: spec(codes.Aborted, httpStatusConflict, LedgerConflict, "conflict"),
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CoinSellerNotActive: spec(codes.FailedPrecondition, httpStatusConflict, CoinSellerNotActive, "conflict"),
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CoinSellerStockTypeInvalid: spec(codes.InvalidArgument, httpStatusBadRequest, CoinSellerStockTypeInvalid, "invalid argument"),
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CoinSellerStockAmountInvalid: spec(codes.InvalidArgument, httpStatusBadRequest, CoinSellerStockAmountInvalid, "invalid argument"),
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CoinSellerPaymentRefDuplicated: spec(codes.AlreadyExists, httpStatusConflict, CoinSellerPaymentRefDuplicated, "conflict"),
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IdempotencyConflict: spec(codes.AlreadyExists, httpStatusConflict, IdempotencyConflict, "conflict"),
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VIPLevelNotFound: spec(codes.NotFound, httpStatusNotFound, VIPLevelNotFound, "not found"),
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VIPLevelDisabled: spec(codes.FailedPrecondition, httpStatusConflict, VIPLevelDisabled, "conflict"),
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VIPDowngradeNotAllowed: spec(codes.FailedPrecondition, httpStatusConflict, VIPDowngradeNotAllowed, "conflict"),
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VIPRechargeRequired: spec(codes.FailedPrecondition, httpStatusConflict, VIPRechargeRequired, "conflict"),
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RedPacketDisabled: spec(codes.FailedPrecondition, httpStatusConflict, RedPacketDisabled, "conflict"),
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RedPacketInvalidAmountTier: spec(codes.InvalidArgument, httpStatusBadRequest, RedPacketInvalidAmountTier, "invalid argument"),
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RedPacketInvalidCountTier: spec(codes.InvalidArgument, httpStatusBadRequest, RedPacketInvalidCountTier, "invalid argument"),
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RedPacketAmountTooSmall: spec(codes.InvalidArgument, httpStatusBadRequest, RedPacketAmountTooSmall, "invalid argument"),
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RedPacketDailyLimitReached: spec(codes.ResourceExhausted, 429, RedPacketDailyLimitReached, "rate limited"),
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RedPacketNotOpen: spec(codes.FailedPrecondition, httpStatusConflict, RedPacketNotOpen, "conflict"),
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RedPacketExpired: spec(codes.FailedPrecondition, httpStatusConflict, RedPacketExpired, "conflict"),
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RedPacketAlreadyClaimed: spec(codes.AlreadyExists, httpStatusConflict, RedPacketAlreadyClaimed, "conflict"),
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RedPacketSoldOut: spec(codes.FailedPrecondition, httpStatusConflict, RedPacketSoldOut, "conflict"),
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RuleNotActive: spec(codes.FailedPrecondition, httpStatusConflict, RuleNotActive, "conflict"),
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EventAlreadyConsumed: spec(codes.AlreadyExists, httpStatusConflict, EventAlreadyConsumed, "conflict"),
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RewardPending: spec(codes.FailedPrecondition, httpStatusConflict, RewardPending, "conflict"),
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InvalidSection: spec(codes.InvalidArgument, httpStatusBadRequest, InvalidSection, "invalid argument"),
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MessageNotFound: spec(codes.NotFound, httpStatusNotFound, MessageNotFound, "not found"),
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MessageRecalled: spec(codes.NotFound, httpStatusNotFound, MessageRecalled, "not found"),
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PageTokenInvalid: spec(codes.InvalidArgument, httpStatusBadRequest, PageTokenInvalid, "invalid argument"),
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RequestConflict: spec(codes.FailedPrecondition, httpStatusConflict, RequestConflict, "conflict"),
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ProducerEventConflict: spec(codes.FailedPrecondition, httpStatusConflict, ProducerEventConflict, "conflict"),
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}
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func spec(grpcCode codes.Code, httpStatus int, publicCode Code, publicMessage string) Spec {
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return Spec{
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GRPCCode: grpcCode,
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HTTPStatus: httpStatus,
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PublicCode: string(publicCode),
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PublicMessage: publicMessage,
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}
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}
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// SpecOf 返回业务码的注册表项。未知业务码降级为 INTERNAL_ERROR，避免泄漏未登记 reason。
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func SpecOf(code Code) Spec {
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if registered, ok := catalog[code]; ok {
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return registered
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}
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return catalog[Internal]
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}
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// RegisteredCodes 返回当前注册表中全部业务码，供测试和文档生成使用。
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func RegisteredCodes() []Code {
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registered := make([]Code, 0, len(catalog))
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for code := range catalog {
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registered = append(registered, code)
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}
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return registered
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}
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