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Deprecate exporterhelper.RetrySettings in favor of configretry.BackOf…
…fConfig Signed-off-by: Bogdan Drutu <[email protected]>
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| Original file line number | Diff line number | Diff line change |
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| # Use this changelog template to create an entry for release notes. | ||
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| # One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix' | ||
| change_type: 'deprecation' | ||
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| # The name of the component, or a single word describing the area of concern, (e.g. otlpreceiver) | ||
| component: "exporterhelper" | ||
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| # A brief description of the change. Surround your text with quotes ("") if it needs to start with a backtick (`). | ||
| note: "Deprecate exporterhelper.RetrySettings in favor of configretry.BackOffConfig" | ||
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| # One or more tracking issues or pull requests related to the change | ||
| issues: [9091] |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1 @@ | ||
| include ../../Makefile.Common |
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| // Copyright The OpenTelemetry Authors | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
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| package configretry // import "go.opentelemetry.io/collector/config/configretry" | ||
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| import ( | ||
| "errors" | ||
| "time" | ||
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| "github.com/cenkalti/backoff/v4" | ||
| ) | ||
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| // NewDefaultBackOffConfig returns the default settings for RetrySettings. | ||
| func NewDefaultBackOffConfig() BackOffConfig { | ||
| return BackOffConfig{ | ||
| Enabled: true, | ||
| InitialInterval: 5 * time.Second, | ||
| RandomizationFactor: backoff.DefaultRandomizationFactor, | ||
| Multiplier: backoff.DefaultMultiplier, | ||
| MaxInterval: 30 * time.Second, | ||
| MaxElapsedTime: 5 * time.Minute, | ||
| } | ||
| } | ||
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| // BackOffConfig defines configuration for retrying batches in case of export failure. | ||
| // The current supported strategy is exponential backoff. | ||
| type BackOffConfig struct { | ||
| // Enabled indicates whether to not retry sending batches in case of export failure. | ||
| Enabled bool `mapstructure:"enabled"` | ||
| // InitialInterval the time to wait after the first failure before retrying. | ||
| InitialInterval time.Duration `mapstructure:"initial_interval"` | ||
| // RandomizationFactor is a random factor used to calculate next backoffs | ||
| // Randomized interval = RetryInterval * (1 ± RandomizationFactor) | ||
| RandomizationFactor float64 `mapstructure:"randomization_factor"` | ||
| // Multiplier is the value multiplied by the backoff interval bounds | ||
| Multiplier float64 `mapstructure:"multiplier"` | ||
| // MaxInterval is the upper bound on backoff interval. Once this value is reached the delay between | ||
| // consecutive retries will always be `MaxInterval`. | ||
| MaxInterval time.Duration `mapstructure:"max_interval"` | ||
| // MaxElapsedTime is the maximum amount of time (including retries) spent trying to send a request/batch. | ||
| // Once this value is reached, the data is discarded. | ||
| MaxElapsedTime time.Duration `mapstructure:"max_elapsed_time"` | ||
| } | ||
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| func (bs *BackOffConfig) Validate() error { | ||
| if !bs.Enabled { | ||
| return nil | ||
| } | ||
| if bs.InitialInterval < 0 { | ||
| return errors.New("'initial_interval' must be non-negative") | ||
| } | ||
| if bs.RandomizationFactor < 0 || bs.RandomizationFactor > 1 { | ||
| return errors.New("'randomization_factor' must be within [0, 1]") | ||
| } | ||
| if bs.Multiplier <= 0 { | ||
| return errors.New("'multiplier' must be positive") | ||
| } | ||
| if bs.MaxInterval < 0 { | ||
| return errors.New("'max_interval' must be non-negative") | ||
| } | ||
| if bs.MaxElapsedTime < 0 { | ||
| return errors.New("'max_elapsed' time must be non-negative") | ||
| } | ||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| // Copyright The OpenTelemetry Authors | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
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| package configretry | ||
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| import ( | ||
| "testing" | ||
| "time" | ||
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| "github.com/stretchr/testify/assert" | ||
| ) | ||
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| func TestNewDefaultBackOffSettings(t *testing.T) { | ||
| cfg := NewDefaultBackOffConfig() | ||
| assert.NoError(t, cfg.Validate()) | ||
| assert.Equal(t, | ||
| BackOffConfig{ | ||
| Enabled: true, | ||
| InitialInterval: 5 * time.Second, | ||
| RandomizationFactor: 0.5, | ||
| Multiplier: 1.5, | ||
| MaxInterval: 30 * time.Second, | ||
| MaxElapsedTime: 5 * time.Minute, | ||
| }, cfg) | ||
| } | ||
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| func TestInvalidInitialInterval(t *testing.T) { | ||
| cfg := NewDefaultBackOffConfig() | ||
| assert.NoError(t, cfg.Validate()) | ||
| cfg.InitialInterval = -1 | ||
| assert.Error(t, cfg.Validate()) | ||
| } | ||
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| func TestInvalidRandomizationFactor(t *testing.T) { | ||
| cfg := NewDefaultBackOffConfig() | ||
| assert.NoError(t, cfg.Validate()) | ||
| cfg.RandomizationFactor = -1 | ||
| assert.Error(t, cfg.Validate()) | ||
| cfg.RandomizationFactor = 2 | ||
| assert.Error(t, cfg.Validate()) | ||
| } | ||
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| func TestInvalidMultiplier(t *testing.T) { | ||
| cfg := NewDefaultBackOffConfig() | ||
| assert.NoError(t, cfg.Validate()) | ||
| cfg.Multiplier = 0 | ||
| assert.Error(t, cfg.Validate()) | ||
| } | ||
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| func TestInvalidMaxInterval(t *testing.T) { | ||
| cfg := NewDefaultBackOffConfig() | ||
| assert.NoError(t, cfg.Validate()) | ||
| cfg.MaxInterval = -1 | ||
| assert.Error(t, cfg.Validate()) | ||
| } | ||
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| func TestInvalidMaxElapsedTime(t *testing.T) { | ||
| cfg := NewDefaultBackOffConfig() | ||
| assert.NoError(t, cfg.Validate()) | ||
| cfg.MaxElapsedTime = -1 | ||
| assert.Error(t, cfg.Validate()) | ||
| } | ||
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| func TestDisabledWithInvalidValues(t *testing.T) { | ||
| cfg := BackOffConfig{ | ||
| Enabled: false, | ||
| InitialInterval: -1, | ||
| RandomizationFactor: -1, | ||
| Multiplier: 0, | ||
| MaxInterval: -1, | ||
| MaxElapsedTime: -1, | ||
| } | ||
| assert.NoError(t, cfg.Validate()) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| module go.opentelemetry.io/collector/config/configretry | ||
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| go 1.20 | ||
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| require ( | ||
| github.com/cenkalti/backoff/v4 v4.2.1 | ||
| github.com/stretchr/testify v1.8.4 | ||
| ) | ||
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| require ( | ||
| github.com/davecgh/go-spew v1.1.1 // indirect | ||
| github.com/kr/pretty v0.3.1 // indirect | ||
| github.com/pmezard/go-difflib v1.0.0 // indirect | ||
| github.com/rogpeppe/go-internal v1.10.0 // indirect | ||
| gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect | ||
| gopkg.in/yaml.v3 v3.0.1 // indirect | ||
| ) |
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