/
retry.go
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/
retry.go
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// Copyright 2021 The Serverless Workflow Specification 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 model
import (
"k8s.io/apimachinery/pkg/util/intstr"
"github.com/serverlessworkflow/sdk-go/v2/util"
"github.com/serverlessworkflow/sdk-go/v2/util/floatstr"
)
// Retry ...
type Retry struct {
// Unique retry strategy name
// +kubebuilder:validation:Required
Name string `json:"name" validate:"required"`
// Time delay between retry attempts (ISO 8601 duration format)
Delay string `json:"delay,omitempty" validate:"omitempty,iso8601duration"`
// Maximum time delay between retry attempts (ISO 8601 duration format)
MaxDelay string `json:"maxDelay,omitempty" validate:"omitempty,iso8601duration"`
// Static value by which the delay increases during each attempt (ISO 8601 time format)
Increment string `json:"increment,omitempty" validate:"omitempty,iso8601duration"`
// Numeric value, if specified the delay between retries is multiplied by this value.
// +optional
Multiplier *floatstr.Float32OrString `json:"multiplier,omitempty" validate:"omitempty,min=1"`
// Maximum number of retry attempts.
// +kubebuilder:validation:Required
MaxAttempts intstr.IntOrString `json:"maxAttempts" validate:"required"`
// If float type, maximum amount of random time added or subtracted from the delay between each retry relative to total delay (between 0 and 1). If string type, absolute maximum amount of random time added or subtracted from the delay between each retry (ISO 8601 duration format)
// TODO: make iso8601duration compatible this type
Jitter floatstr.Float32OrString `json:"jitter,omitempty" validate:"omitempty,min=0,max=1"`
}
type retryUnmarshal Retry
// UnmarshalJSON implements json.Unmarshaler
func (r *Retry) UnmarshalJSON(data []byte) error {
r.ApplyDefault()
return util.UnmarshalObject("retry", data, (*retryUnmarshal)(r))
}
func (r *Retry) ApplyDefault() {
r.MaxAttempts = intstr.FromInt(1)
}