mirror of https://github.com/knative/pkg.git
67 lines
1.8 KiB
Go
67 lines
1.8 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 main
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import (
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"flag"
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"fmt"
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"log"
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"knative.dev/pkg/testutils/metahelper/client"
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)
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var (
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getKeyOpt string
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saveKeyOpt string
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valOpt string
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)
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func main() {
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flag.StringVar(&getKeyOpt, "get", "", "get val for a key")
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flag.StringVar(&saveKeyOpt, "set", "", "save val for a key, must have --val supplied")
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flag.StringVar(&valOpt, "val", "", "val to be modified, only useful when --save is passed")
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flag.Parse()
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// Create with default path of metahelper/client, so that the path is
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// consistent with all other consumers of metahelper/client that run within
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// the same context of this tool
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c, err := client.New("")
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if err != nil {
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log.Fatal(err)
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}
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var res string
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switch {
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case getKeyOpt != "" && saveKeyOpt != "":
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log.Fatal("--get and --save can't be used at the same time")
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case getKeyOpt != "":
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gotVal, err := c.Get(getKeyOpt)
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if err != nil {
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log.Fatalf("Failed getting value for %q from %q: '%v'", getKeyOpt, c.Path, err)
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}
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res = gotVal
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case saveKeyOpt != "":
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if valOpt == "" {
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log.Fatal("--val must be supplied when using --save")
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}
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log.Printf("Writing files to %s", c.Path)
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if err := c.Set(saveKeyOpt, valOpt); err != nil {
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log.Fatalf("Failed saving %q:%q to %q: '%v'", saveKeyOpt, valOpt, c.Path, err)
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}
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}
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fmt.Print(res)
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}
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