forked from rook/rook
68 lines
1.9 KiB
Go
68 lines
1.9 KiB
Go
/*
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Copyright 2016 The Rook Authors. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package mon
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import (
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"github.com/pkg/errors"
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opcontroller "github.com/rook/rook/pkg/operator/ceph/controller"
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"github.com/rook/rook/pkg/operator/k8sutil"
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v1 "k8s.io/api/core/v1"
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)
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const (
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monIPAnnotation = "network.rook.io/mon-ip"
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)
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func getNodeInfoFromNode(n v1.Node) (*opcontroller.MonScheduleInfo, error) {
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nr := &opcontroller.MonScheduleInfo{
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Name: n.Name,
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Hostname: n.Labels[k8sutil.LabelHostname()],
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}
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// If the host networking is setup such that a different IP should be used
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// than the one that is to the K8s node.
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if customIP, ok := n.Annotations[monIPAnnotation]; ok {
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logger.Infof("found %s annotation on node %q --> %q", monIPAnnotation, n.Name, customIP)
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nr.Address = customIP
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return nr, nil
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}
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for _, ip := range n.Status.Addresses {
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if ip.Type == v1.NodeInternalIP {
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logger.Debugf("using internal IP %s for node %s", ip.Address, n.Name)
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nr.Address = ip.Address
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break
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}
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}
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// If no internal IP found try to use an external IP
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if nr.Address == "" {
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for _, ip := range n.Status.Addresses {
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if ip.Type == v1.NodeExternalIP {
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logger.Debugf("using external IP %s for node %s", ip.Address, n.Name)
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nr.Address = ip.Address
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break
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}
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}
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}
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if nr.Address == "" {
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return nil, errors.Errorf("failed to find any IP on node %s", nr.Name)
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}
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return nr, nil
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}
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