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util.go
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util.go
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// Copyright 2018 Brightbox Systems Ltd
//
// 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 brightbox
import (
brightbox "github.com/brightbox/gobrightbox/v2"
"github.com/brightbox/k8ssdk/v2"
v1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/types"
)
// mapNodeNameToServerID maps a k8s NodeName to a Brightbox Server ID
// This is a simple string cast.
func mapNodeNameToServerID(nodeName types.NodeName) string {
return string(nodeName)
}
// mapServerIDToNodeName maps a Brightbox Server ID to a nodename
// Again a simple string cast
func mapServerIDToNodeName(name string) types.NodeName {
return types.NodeName(name)
}
func mapProviderIDToNodeName(providerID string) types.NodeName {
return mapServerIDToNodeName(k8ssdk.MapProviderIDToServerID(providerID))
}
// func mapNodeNameToProviderID(nodeName types.NodeName) string {
// return k8ssdk.MapServerIDToProviderID(mapNodeNameToServerID(nodeName))
// }
func mapNodeToProviderID(node *v1.Node) string {
if node.Spec.ProviderID == "" {
return k8ssdk.MapServerIDToProviderID(node.Name)
}
return node.Spec.ProviderID
}
func mapNodeToServerID(node *v1.Node) string {
if node.Spec.ProviderID == "" {
return node.Name
}
return k8ssdk.MapProviderIDToServerID(node.Spec.ProviderID)
}
func mapServerIDToNode(name string) *v1.Node {
result := &v1.Node{}
result.Name = name
return result
}
func mapServerIDToNodeProviderID(name string) *v1.Node {
result := &v1.Node{}
result.Spec.ProviderID = k8ssdk.MapServerIDToProviderID(name)
return result
}
func nodeAddressesFromServer(srv *brightbox.Server) ([]v1.NodeAddress, error) {
addresses := []v1.NodeAddress{
{Type: v1.NodeHostName, Address: srv.Hostname},
{Type: v1.NodeExternalDNS, Address: srv.Fqdn},
}
for _, iface := range srv.Interfaces {
ipv4Node, err := parseIPString(iface.IPv4Address, "IPv4", srv.ID, "Server", v1.NodeExternalIP)
if err != nil {
return nil, err
}
ipv6Node, err := parseIPString(iface.IPv6Address, "IPv6", srv.ID, "Server", v1.NodeExternalIP)
if err != nil {
return nil, err
}
addresses = append(addresses, *ipv4Node, *ipv6Node)
}
for _, cip := range srv.CloudIPs {
ipv4Node, err := parseIPString(cip.PublicIP, "IPv4", cip.ID, "Cloud IP", v1.NodeExternalIP)
if err != nil {
return nil, err
}
addresses = append(addresses, *ipv4Node, v1.NodeAddress{Type: v1.NodeExternalDNS, Address: cip.Fqdn})
}
return addresses, nil
}