48 lines
1.0 KiB
Go
48 lines
1.0 KiB
Go
package utils
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import (
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"encoding/json"
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"net/http"
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"os"
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"github.com/open-policy-agent/frameworks/constraint/pkg/externaldata"
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"k8s.io/klog/v2"
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)
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const (
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apiVersion = "externaldata.gatekeeper.sh/v1beta1"
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kind = "ProviderResponse"
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)
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// sendResponse sends back the response to Gatekeeper.
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func SendResponse(results *[]externaldata.Item, systemErr string, w http.ResponseWriter) {
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response := externaldata.ProviderResponse{
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APIVersion: apiVersion,
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Kind: kind,
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Response: externaldata.Response{
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Idempotent: true, // mutation requires idempotent results
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},
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}
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if results != nil {
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response.Response.Items = *results
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} else {
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response.Response.SystemError = systemErr
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}
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klog.InfoS("sending response", "response", response)
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body, err := json.Marshal(response)
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if err != nil {
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klog.ErrorS(err, "unable to marshal response")
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os.Exit(1)
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}
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w.Header().Set("Content-Type", "application/json")
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_, err = w.Write(body)
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if err != nil {
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klog.ErrorS(err, "unable to write response")
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os.Exit(1)
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}
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}
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