| // Copyright Istio Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package error |
| |
| import ( |
| "google.golang.org/grpc/codes" |
| ) |
| |
| // ErrType is the type for CA errors. |
| type ErrType int |
| |
| const ( |
| // CANotReady means the CA is not ready to sign CSRs. |
| CANotReady ErrType = iota |
| // CSRError means the CA cannot sign CSR due to CSR error. |
| CSRError |
| // TTLError means the required TTL is invalid. |
| TTLError |
| // CertGenError means an error happened during the certificate generation. |
| CertGenError |
| // CAIllegalConfig means the configuration/deployment parameters for CA are incorrect |
| CAIllegalConfig |
| // CAInitFail means some other unexpected and fatal initilization failure |
| CAInitFail |
| ) |
| |
| // Error encapsulates the short and long errors. |
| type Error struct { |
| t ErrType |
| err error |
| } |
| |
| // Error returns the string error message. |
| func (e Error) Error() string { |
| return e.err.Error() |
| } |
| |
| // ErrorType returns a short string representing the error type. |
| func (e Error) ErrorType() string { |
| switch e.t { |
| case CANotReady: |
| return "CA_NOT_READY" |
| case CSRError: |
| return "CSR_ERROR" |
| case TTLError: |
| return "TTL_ERROR" |
| case CertGenError: |
| return "CERT_GEN_ERROR" |
| } |
| return "UNKNOWN" |
| } |
| |
| // HTTPErrorCode returns an HTTP error code representing the error type. |
| func (e Error) HTTPErrorCode() codes.Code { |
| switch e.t { |
| case CANotReady: |
| return codes.Internal |
| case CertGenError: |
| return codes.Internal |
| case CSRError: |
| return codes.InvalidArgument |
| case TTLError: |
| return codes.InvalidArgument |
| } |
| return codes.Internal |
| } |
| |
| // NewError creates a new Error instance. |
| func NewError(t ErrType, err error) *Error { |
| return &Error{ |
| t: t, |
| err: err, |
| } |
| } |