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errors.go
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errors.go
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// Copyright 2022 StreamNative
//
// 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 admin
import (
"github.com/apache/pulsar-client-go/pulsaradmin/pkg/rest"
)
// Reason indicates the status code
type Reason int
const (
// ReasonUnauthorized means need to authenticate to perform the operation
ReasonUnauthorized Reason = 401
// ReasonForbidden means don't have admin permission for the operation
ReasonForbidden Reason = 403
// ReasonNotFound means a resource is not found in Pulsar
ReasonNotFound Reason = 404
// ReasonAlreadyExist means a resource already exist in Pulsar
ReasonAlreadyExist Reason = 409
// ReasonInvalidParameter means a resource already exist in Pulsar
// Status code 412
ReasonInvalidParameter Reason = 412
// ReasonInternalServerError means Pulsar server fail to handle the request
// Status code 500
ReasonInternalServerError Reason = 500
// ReasonUnknown means error reason is not clear
ReasonUnknown Reason = 0
)
// ErrorReason returns the HTTP status code for the error
func ErrorReason(err error) Reason {
cliError, ok := err.(rest.Error)
if !ok {
// can't determine error reason as can't convert to a cli error
return ReasonUnknown
}
return Reason(cliError.Code)
}
// IsNotFound returns true if the error indicates the resource is not found on server
func IsNotFound(err error) bool {
return ErrorReason(err) == ReasonNotFound
}
// IsAlreadyExist returns true if the error indicates the resource already exist
func IsAlreadyExist(err error) bool {
return ErrorReason(err) == ReasonAlreadyExist
}
// IsInternalServerError returns true if the error indicates the resource already exist
func IsInternalServerError(err error) bool {
return ErrorReason(err) == ReasonInternalServerError
}