mirror of
https://github.com/yunionio/cloudpods.git
synced 2026-05-07 14:11:05 +08:00
88 lines
2.0 KiB
Go
88 lines
2.0 KiB
Go
// Copyright 2019 Yunion
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package main
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import (
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"fmt"
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"os"
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"yunion.io/x/pkg/util/shellutils"
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"yunion.io/x/structarg"
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_ "yunion.io/x/onecloud/cmd/cryptool/shell"
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)
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type BaseOptions struct {
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Debug bool `help:"debug mode"`
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SUBCOMMAND string `help:"aliyuncli subcommand" subcommand:"true"`
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}
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func getSubcommandParser() (*structarg.ArgumentParser, error) {
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parse, e := structarg.NewArgumentParserWithHelp(&BaseOptions{},
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"cryptool",
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"Command-line cryptography tools.",
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`See "cryptool COMMAND --help" for help on a specific command.`)
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if e != nil {
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return nil, e
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}
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subcmd := parse.GetSubcommand()
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if subcmd == nil {
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return nil, fmt.Errorf("No subcommand argument.")
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}
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for _, v := range shellutils.CommandTable {
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_, e := subcmd.AddSubParserWithHelp(v.Options, v.Command, v.Desc, v.Callback)
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if e != nil {
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return nil, e
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}
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}
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return parse, nil
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}
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func showErrorAndExit(e error) {
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fmt.Fprintf(os.Stderr, "%s", e)
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fmt.Fprintln(os.Stderr)
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os.Exit(1)
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}
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func main() {
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parser, e := getSubcommandParser()
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if e != nil {
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showErrorAndExit(e)
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}
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e = parser.ParseArgs(os.Args[1:], false)
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if parser.IsHelpSet() {
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fmt.Print(parser.HelpString())
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return
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}
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subcmd := parser.GetSubcommand()
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subparser := subcmd.GetSubParser()
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if e != nil || subparser == nil {
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if subparser != nil {
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fmt.Print(subparser.Usage())
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} else {
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fmt.Print(parser.Usage())
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}
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showErrorAndExit(e)
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}
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suboptions := subparser.Options()
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e = subcmd.Invoke(suboptions)
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if e != nil {
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showErrorAndExit(e)
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}
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}
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