mirror of
https://github.com/labring/sealos.git
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cuisongliu
40f9941b79
* refactor(master): delete install package * refactor(master): delete args and refactor binary image * refactor(master): add kubeadm runtime apis * refactor(master): add kubeadm runtime apis * refactor(master): fix run logic * refactor(master): fix lint
115 lines
2.8 KiB
Go
115 lines
2.8 KiB
Go
// Copyright © 2021 Alibaba Group Holding Ltd.
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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 exec
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import (
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"bufio"
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"fmt"
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"os"
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"os/exec"
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"strings"
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"github.com/fanux/sealos/pkg/utils/logger"
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strutil "github.com/fanux/sealos/pkg/utils/strings"
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)
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func Cmd(name string, args ...string) error {
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cmd := exec.Command(name, args[:]...) // #nosec
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cmd.Stdin = os.Stdin
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cmd.Stderr = os.Stderr
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cmd.Stdout = os.Stdout
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return cmd.Run()
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}
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func CmdForPipe(exe string, args ...string) error {
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logger.Debug("cmd for pipe in host: ", fmt.Sprintf("%s %s", exe, strings.Join(args, " ")))
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cmd := exec.Command(exe, args...)
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outReader, err := cmd.StdoutPipe()
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if err != nil {
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return fmt.Errorf("error creating StdoutPipe for cmd: #%v", err)
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}
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errReader, err := cmd.StderrPipe()
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if err != nil {
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return fmt.Errorf("error creating StderrPipe for cmd: #%v", err)
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}
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outScanner := bufio.NewScanner(outReader)
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go func() {
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for outScanner.Scan() {
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logger.Info(outScanner.Text())
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}
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}()
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errScanner := bufio.NewScanner(errReader)
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go func() {
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for errScanner.Scan() {
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logger.Info(errScanner.Text())
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}
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}()
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if err = cmd.Start(); err != nil {
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return fmt.Errorf("error starting cmd: #%v", err)
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}
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if err = cmd.Wait(); err != nil {
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return fmt.Errorf("error waiting for cmd: #%v", err)
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}
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return nil
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}
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func Output(name string, args ...string) ([]byte, error) {
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cmd := exec.Command(name, args[:]...) // #nosec
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return cmd.CombinedOutput()
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}
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func RunSimpleCmd(cmd string) (string, error) {
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logger.Debug("cmd for sh in host: ", cmd)
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result, err := exec.Command("/bin/sh", "-c", cmd).CombinedOutput() // #nosec
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return string(result), err
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}
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func RunBashCmd(cmd string) (string, error) {
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logger.Debug("cmd for bash in host: ", cmd)
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result, err := exec.Command("/bin/bash", "-c", cmd).CombinedOutput() // #nosec
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return string(result), err
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}
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func BashEval(cmd string) string {
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out, _ := RunBashCmd(cmd)
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return strutil.TrimWS(out)
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}
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func Eval(cmd string) string {
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out, _ := RunSimpleCmd(cmd)
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return strutil.TrimWS(out)
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}
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func CheckCmdIsExist(cmd string) (string, bool) {
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cmd = fmt.Sprintf("type %s", cmd)
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out, err := RunSimpleCmd(cmd)
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if err != nil {
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return "", false
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}
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outSlice := strings.Split(out, "is")
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last := outSlice[len(outSlice)-1]
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if last != "" && !strings.Contains(last, "not found") {
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return strings.TrimSpace(last), true
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}
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return "", false
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}
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