Files
cloudpods/cmd/climc/promputils/executor.go
2019-03-29 14:47:48 +08:00

115 lines
2.8 KiB
Go

// Copyright 2019 Yunion
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package promputils
import (
"bytes"
"errors"
"fmt"
"os"
"os/exec"
"regexp"
"strings"
"yunion.io/x/pkg/utils"
"yunion.io/x/structarg"
"yunion.io/x/onecloud/pkg/mcclient"
)
var (
parser *structarg.ArgumentParser
session *mcclient.ClientSession
)
func InitEnv(_parser *structarg.ArgumentParser, _session *mcclient.ClientSession) {
parser = _parser
session = _session
}
func escaper(str string) string {
var re = regexp.MustCompile(`(?i)--filter\s+[a-z0-9]+[^\s]+( |$)`)
for _, match := range re.FindAllString(str, -1) {
rep := strings.Replace(match, "--filter", "", -1)
rep = strings.TrimSpace(rep)
rep = strings.Replace(rep, `\'`, "efWpvXpY6lH5", -1)
rep = strings.Replace(rep, "'", "", -1)
rep = strings.Replace(rep, `\"`, "GsVHUhkj68Be", -1)
rep = strings.Replace(rep, `"`, "", -1)
rep = strings.Replace(rep, `GsVHUhkj68Be`, `\"`, -1)
rep = strings.Replace(rep, `efWpvXpY6lH5`, `\'`, -1)
rep = `--filter ` + rep
str = strings.Replace(str, match, rep, -1)
}
return str
}
func Executor(s string) {
s = strings.TrimSpace(s)
if s == "" {
return
} else if s == "quit" || s == "exit" || s == "x" || s == "q" {
fmt.Println("Bye!")
os.Exit(0)
return
}
s = escaper(s)
args := utils.ArgsStringToArray(s)
e := parser.ParseArgs(utils.ArgsStringToArray(s), false)
subcmd := parser.GetSubcommand()
subparser := subcmd.GetSubParser()
if args[0] == "--debug" {
session.GetClient().SetDebug(true)
} else {
session.GetClient().SetDebug(false)
}
if e != nil {
if subparser != nil {
fmt.Print(subparser.Usage())
} else {
fmt.Print(parser.Usage())
}
fmt.Println(e)
} else {
suboptions := subparser.Options()
if args[0] == "help" {
e = subcmd.Invoke(suboptions)
} else {
e = subcmd.Invoke(session, suboptions)
}
if e != nil {
fmt.Println(e)
}
}
return
}
func ExecuteAndGetResult(s string) (string, error) {
s = strings.TrimSpace(s)
if s == "" {
return "", errors.New("you need to pass the something arguments")
}
out := &bytes.Buffer{}
cmd := exec.Command("/bin/sh", "-c", "source ~/.RC_ADMIN &&/home/yunion/git/yunioncloud/_output/bin/climc "+s)
cmd.Stdin = os.Stdin
cmd.Stdout = out
if err := cmd.Run(); err != nil {
return "", err
}
r := string(out.Bytes())
return r, nil
}