46 lines
1.8 KiB
Go
46 lines
1.8 KiB
Go
/*
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Copyright 2016 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 cloudprovider
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import "fmt"
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// NodeGroupDiscoveryOptions contains various options to configure how a cloud provider discovers node groups
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type NodeGroupDiscoveryOptions struct {
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// NodeGroupSpecs is specified to statically discover node groups listed in it
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NodeGroupSpecs []string
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// NodeGroupAutoDiscoverySpec is specified for automatically discovering node groups according to the specs
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NodeGroupAutoDiscoverySpec string
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}
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// StaticDiscoverySpecified returns true only when there are 1 or more --nodes flags are specified
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func (o NodeGroupDiscoveryOptions) StaticDiscoverySpecified() bool {
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return len(o.NodeGroupSpecs) > 0
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}
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// AutoDiscoverySpecified returns true only when there is --node-group-auto-discovery specified
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func (o NodeGroupDiscoveryOptions) AutoDiscoverySpecified() bool {
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return o.NodeGroupAutoDiscoverySpec != ""
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}
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// Validate returns and error when both --nodes and --node-group-auto-discovery are specified
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func (o NodeGroupDiscoveryOptions) Validate() error {
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if o.StaticDiscoverySpecified() && o.AutoDiscoverySpecified() {
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return fmt.Errorf("Either node group specs(%v) or node group auto discovery spec(%v) can be specified but not both", o.NodeGroupSpecs, o.NodeGroupAutoDiscoverySpec)
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}
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return nil
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}
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