74 lines
1.9 KiB
Go
74 lines
1.9 KiB
Go
/*
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Copyright 2020 The Kubernetes 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 generate
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import (
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"fmt"
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"github.com/spf13/cobra"
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"github.com/spf13/pflag"
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)
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// rewriteLogFile resets the magic "log_file" flag
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// otherwise it starts out under $TMP somewhere
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// and shows up as Changed, to default value ""
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func rewriteLogFile() error {
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flag := pflag.Lookup("log_file")
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if flag != nil {
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// don't show the default value
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err := pflag.Set("log_file", "")
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if err != nil {
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return err
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}
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}
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return nil
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}
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type rewrite struct {
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flag string
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usage string
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defaultVal string
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}
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// rewriteFlags rewrites flags that are dependent on operating system
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// for example, for `minikube start`, the usage of --driver
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// outputs possible drivers for the operating system
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func rewriteFlags(command *cobra.Command) error {
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rewrites := map[string][]rewrite{
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"start": {{
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flag: "driver",
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usage: "Used to specify the driver to run Kubernetes in. The list of available drivers depends on operating system.",
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}, {
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flag: "mount-string",
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usage: "The argument to pass the minikube mount command on start.",
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}},
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}
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rws, ok := rewrites[command.Name()]
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if !ok {
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return nil
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}
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for _, r := range rws {
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flag := command.Flag(r.flag)
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if flag == nil {
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return fmt.Errorf("--%s is not a valid flag for %s", r.flag, command.Name())
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}
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flag.Usage = r.usage
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flag.DefValue = r.defaultVal
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}
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return nil
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}
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