ContainerImage.Pinniped/internal/controller/issuerconfig/update_strategy.go

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// Copyright 2021 the Pinniped contributors. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
package issuerconfig
import (
"context"
"sort"
"go.pinniped.dev/generated/latest/apis/concierge/config/v1alpha1"
"go.pinniped.dev/generated/latest/client/concierge/clientset/versioned"
)
// UpdateStrategy creates or updates the desired strategy in the CredentialIssuer status.strategies field.
// The CredentialIssuer will be created if it does not already exist.
func UpdateStrategy(ctx context.Context,
name string,
credentialIssuerLabels map[string]string,
pinnipedAPIClient versioned.Interface,
strategy v1alpha1.CredentialIssuerStrategy,
) error {
return CreateOrUpdateCredentialIssuerStatus(
ctx,
name,
credentialIssuerLabels,
pinnipedAPIClient,
func(configToUpdate *v1alpha1.CredentialIssuerStatus) { mergeStrategy(configToUpdate, strategy) },
)
}
func mergeStrategy(configToUpdate *v1alpha1.CredentialIssuerStatus, strategy v1alpha1.CredentialIssuerStrategy) {
var existing *v1alpha1.CredentialIssuerStrategy
for i := range configToUpdate.Strategies {
if configToUpdate.Strategies[i].Type == strategy.Type {
existing = &configToUpdate.Strategies[i]
break
}
}
if existing != nil {
strategy.DeepCopyInto(existing)
} else {
configToUpdate.Strategies = append(configToUpdate.Strategies, strategy)
}
sort.Stable(sortableStrategies(configToUpdate.Strategies))
}
// TODO: sort strategies by server preference rather than alphanumerically by type.
type sortableStrategies []v1alpha1.CredentialIssuerStrategy
func (s sortableStrategies) Len() int { return len(s) }
func (s sortableStrategies) Less(i, j int) bool { return s[i].Type < s[j].Type }
func (s sortableStrategies) Swap(i, j int) { s[i], s[j] = s[j], s[i] }