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codes.go
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/
codes.go
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package metrics
import (
"net/http"
"github.com/go-kratos/kratos/v2/errors"
"go.opentelemetry.io/otel/codes"
)
type Converter interface {
ToCode(code int) codes.Code
FromErrorCode(err error) codes.Code
}
type statusConverter struct{}
// DefaultConverter default converter.
var DefaultConverter Converter = statusConverter{}
// ToCode converts a HTTP error code into the corresponding metrics response code.
func (c statusConverter) ToCode(code int) codes.Code {
if code >= http.StatusContinue && code < http.StatusInternalServerError {
return codes.Ok
} else if code >= http.StatusInternalServerError && code < http.StatusNetworkAuthenticationRequired {
return codes.Error
}
return codes.Unset
}
// FromErrorCode converts an error code into the corresponding metrics response code.
func (c statusConverter) FromErrorCode(err error) codes.Code {
if err == nil {
return codes.Ok
}
se := errors.FromError(err)
return c.ToCode(int(se.Code))
}
// ToCode converts a HTTP error code into the corresponding metrics response code.
func ToCode(code int) codes.Code {
return DefaultConverter.ToCode(code)
}
// FromErrorCode converts an error code into the corresponding metrics response code.
func FromErrorCode(err error) codes.Code {
return DefaultConverter.FromErrorCode(err)
}