mirror of https://github.com/knative/pkg.git
45 lines
1.3 KiB
Go
45 lines
1.3 KiB
Go
/*
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Copyright 2019 The Knative 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 gke
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import (
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"fmt"
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"strings"
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)
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// GetClusterLocation returns the location used in GKE operations, given the region and zone.
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func GetClusterLocation(region, zone string) string {
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if zone != "" {
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region = fmt.Sprintf("%s-%s", region, zone)
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}
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return region
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}
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// RegionZoneFromLoc returns the region and the zone, given the location.
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func RegionZoneFromLoc(location string) (string, string) {
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parts := strings.Split(location, "-")
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// zonal location is the form of us-central1-a, and this pattern is
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// consistent in all available GCP locations so far, so we are looking for
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// location with more than 2 "-"
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if len(parts) > 2 {
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zone := parts[len(parts)-1]
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region := strings.TrimRight(location, "-"+zone)
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return region, zone
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}
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return location, ""
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}
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