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serviceinterface_remove.go
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/
serviceinterface_remove.go
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package client
import (
"context"
jsonencoding "encoding/json"
"fmt"
"github.com/skupperproject/skupper/pkg/kube"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/util/retry"
"github.com/skupperproject/skupper/api/types"
)
func (cli *VanClient) ServiceInterfaceRemove(ctx context.Context, address string) error {
var unretryable error = nil
err := retry.RetryOnConflict(defaultRetry, func() error {
current, err := cli.KubeClient.CoreV1().ConfigMaps(cli.Namespace).Get(ctx, types.ServiceInterfaceConfigMap, metav1.GetOptions{})
if err == nil && current.Data != nil {
jsonDef := current.Data[address]
if jsonDef == "" {
unretryable = fmt.Errorf("Service %s not defined", address)
return nil
} else {
service := types.ServiceInterface{}
err = jsonencoding.Unmarshal([]byte(jsonDef), &service)
if service.IsAnnotated() && kube.IsOriginalServiceModified(service.Address, cli.Namespace, cli.GetKubeClient()) {
_, err = kube.RemoveServiceAnnotations(service.Address, cli.Namespace, cli.KubeClient, []string{types.ProxyQualifier})
} else {
delete(current.Data, address)
_, err = cli.KubeClient.CoreV1().ConfigMaps(cli.Namespace).Update(ctx, current, metav1.UpdateOptions{})
}
if err != nil {
// do not encapsulate this error, or it won't pass the errors.IsConflict test
return err
} else {
return nil
}
}
} else if errors.IsNotFound(err) {
unretryable = fmt.Errorf("No skupper services defined: %v", err.Error())
return nil
} else if current.Data == nil {
unretryable = fmt.Errorf("Service %s not defined", address)
return nil
} else {
unretryable = fmt.Errorf("Could not retrieve service definitions from configmap 'skupper-services': %s", err.Error())
return nil
}
})
if unretryable != nil {
return unretryable
}
return err
}