mirror of https://github.com/kubernetes/kops.git
62 lines
1.4 KiB
Go
62 lines
1.4 KiB
Go
/*
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Copyright 2020 The Kubernetes Authors.
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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 components
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import (
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"k8s.io/kops/pkg/apis/kops"
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"k8s.io/kops/upup/pkg/fi/loader"
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)
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// CalicoOptionsBuilder prepares settings related to the Calico CNI implementation.
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type CalicoOptionsBuilder struct {
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Context *OptionsContext
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}
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var _ loader.OptionsBuilder = &CalicoOptionsBuilder{}
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func (b *CalicoOptionsBuilder) BuildOptions(o interface{}) error {
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clusterSpec := o.(*kops.ClusterSpec)
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c := clusterSpec.Networking.Calico
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if c == nil {
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return nil
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}
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rebindIfEmpty := func(s *string, replacement string) bool {
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if *s != "" {
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return false
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}
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*s = replacement
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return true
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}
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activeMode := "Always"
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if c.CrossSubnet {
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activeMode = "CrossSubnet"
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}
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switch c.EncapsulationMode {
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case "":
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c.EncapsulationMode = "ipip"
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fallthrough
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case "ipip":
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rebindIfEmpty(&c.IPIPMode, activeMode)
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case "vxlan":
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rebindIfEmpty(&c.IPIPMode, "Never")
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}
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return nil
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}
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