Todd Treece
42 lines
1019 B
Go
42 lines
1019 B
Go
package apiserver
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import (
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"context"
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"sync"
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"github.com/grafana/grafana-app-sdk/k8s"
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"github.com/grafana/grafana-app-sdk/resource"
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)
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// ProvideClientGenerator creates a lazy-initialized ClientGenerator.
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func ProvideClientGenerator(restConfigProvider RestConfigProvider) resource.ClientGenerator {
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return &lazyClientGenerator{
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restConfigProvider: restConfigProvider,
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}
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}
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type lazyClientGenerator struct {
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restConfigProvider RestConfigProvider
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clientGenerator resource.ClientGenerator
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initOnce sync.Once
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initError error
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}
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func (g *lazyClientGenerator) ClientFor(kind resource.Kind) (resource.Client, error) {
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g.initOnce.Do(func() {
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restConfig, err := g.restConfigProvider.GetRestConfig(context.Background())
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if err != nil {
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g.initError = err
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return
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}
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restConfig.APIPath = "apis"
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g.clientGenerator = k8s.NewClientRegistry(*restConfig, k8s.DefaultClientConfig())
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})
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if g.initError != nil {
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return nil, g.initError
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}
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return g.clientGenerator.ClientFor(kind)
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}
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