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helpers.go
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helpers.go
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// Copyright 2022 Antrea Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package util
import (
"context"
"fmt"
"k8s.io/apimachinery/pkg/types"
"sigs.k8s.io/controller-runtime/pkg/client"
crdv1alpha1 "antrea.io/nephe/apis/crd/v1alpha1"
runtimev1alpha1 "antrea.io/nephe/apis/runtime/v1alpha1"
)
var (
ErrorMsgUnknownCloudProvider = "missing cloud provider config. Please add AWS or Azure Config"
ErrorMsgSecretReference = "error fetching Secret reference"
)
// GetVMIPAddresses returns IP addresses of all network interfaces attached to the vm.
func GetVMIPAddresses(vm *runtimev1alpha1.VirtualMachine) []runtimev1alpha1.IPAddress {
ipLen := len(vm.Status.NetworkInterfaces)
if ipLen == 0 {
return nil
}
ips := make([]runtimev1alpha1.IPAddress, 0, ipLen)
for _, value := range vm.Status.NetworkInterfaces {
ips = append(ips, value.IPs...)
}
return ips
}
// GetAccountProviderType returns cloud provider type from CPA.
func GetAccountProviderType(account *crdv1alpha1.CloudProviderAccount) (runtimev1alpha1.CloudProvider, error) {
if account.Spec.AWSConfig != nil {
return runtimev1alpha1.AWSCloudProvider, nil
} else if account.Spec.AzureConfig != nil {
return runtimev1alpha1.AzureCloudProvider, nil
} else {
return "", fmt.Errorf("%s", ErrorMsgUnknownCloudProvider)
}
}
// DoesCesCrExistsForAccount returns true if there is a CloudEntitySelector CR for a given account.
func DoesCesCrExistsForAccount(k8sClient client.Client, namespacedName *types.NamespacedName) bool {
cesList := &crdv1alpha1.CloudEntitySelectorList{}
listOptions := &client.ListOptions{
Namespace: namespacedName.Namespace,
}
if err := k8sClient.List(context.TODO(), cesList, listOptions); err != nil {
return false
}
for _, ces := range cesList.Items {
if ces.Spec.AccountName == namespacedName.Name {
return true
}
}
return false
}