86 lines
2.8 KiB
Go
86 lines
2.8 KiB
Go
/*
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Copyright 2023 The Flux authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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// Package features sets the feature gates that kustomize-controller supports,
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// and their default states.
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package features
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import feathelper "github.com/fluxcd/pkg/runtime/features"
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const (
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// CacheSecretsAndConfigMaps controls whether Secrets and ConfigMaps should
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// be cached.
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//
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// When enabled, it will cache both object types, resulting in increased
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// memory usage and cluster-wide RBAC permissions (list and watch).
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CacheSecretsAndConfigMaps = "CacheSecretsAndConfigMaps"
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// DisableStatusPollerCache controls whether the status polling cache
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// should be disabled.
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//
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// This may be useful when the controller is running in a cluster with a
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// large number of resources, as it will potentially reduce the amount of
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// memory used by the controller.
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DisableStatusPollerCache = "DisableStatusPollerCache"
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// DisableFailFastBehavior controls whether the fail-fast behavior when
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// waiting for resources to become ready should be disabled.
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DisableFailFastBehavior = "DisableFailFastBehavior"
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// StrictPostBuildSubstitutions controls whether the post-build substitutions
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// should fail if a variable without a default value is declared in files
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// but is missing from the input vars.
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StrictPostBuildSubstitutions = "StrictPostBuildSubstitutions"
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)
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var features = map[string]bool{
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// CacheSecretsAndConfigMaps
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// opt-in from v0.33
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CacheSecretsAndConfigMaps: false,
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// DisableStatusPollerCache
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// opt-out from v1.2
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DisableStatusPollerCache: true,
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// DisableFailFastBehavior
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// opt-in from v1.1
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DisableFailFastBehavior: false,
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// StrictPostBuildSubstitutions
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// opt-in from v1.3
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StrictPostBuildSubstitutions: false,
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}
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// FeatureGates contains a list of all supported feature gates and
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// their default values.
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func FeatureGates() map[string]bool {
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return features
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}
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// Enabled verifies whether the feature is enabled or not.
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//
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// This is only a wrapper around the Enabled func in
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// pkg/runtime/features, so callers won't need to import both packages
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// for checking whether a feature is enabled.
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func Enabled(feature string) (bool, error) {
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return feathelper.Enabled(feature)
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}
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// Disable disables the specified feature. If the feature is not
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// present, it's a no-op.
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func Disable(feature string) {
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if _, ok := features[feature]; ok {
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features[feature] = false
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}
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}
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