106 lines
1.9 KiB
Go
106 lines
1.9 KiB
Go
package configui
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import (
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"encoding/json"
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"errors"
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"log"
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"os"
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"os/exec"
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"runtime"
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"sync"
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"time"
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)
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type File struct {
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Path string `json:"path"`
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Name string `json:"name"`
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Action string `json:"action"`
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RO bool `json:"ro"`
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Lang string `json:"lang"`
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// used for parsing post data
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Data string `json:"data"`
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lock sync.RWMutex `json:"-"`
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}
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func (f *File) Read() ([]byte, error) {
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f.lock.RLock()
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defer f.lock.RUnlock()
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data, err := os.ReadFile(f.Path)
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if err != nil {
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log.Println(err)
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return nil, err
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}
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return data, nil
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}
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func (f *File) Write(data []byte) error {
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if f.RO {
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return errors.New("this file has readonly set")
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}
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log.Println("dfsdf")
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f.lock.Lock()
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defer f.lock.Unlock()
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info, err := os.Stat(f.Path)
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if err != nil {
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return err
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}
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return os.WriteFile(f.Path, data, info.Mode())
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}
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func (f *File) Do() (string, error) {
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log.Println("do ", f.Action)
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if f.Action == "" {
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return "", nil
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}
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timeout := time.After(2 * time.Second)
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cmd := &exec.Cmd{}
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if runtime.GOOS == "windows" {
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cmd = exec.Command(WIN_SHELL, "/c", f.Action)
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} else {
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exec.Command(UNIX_SHELL, "-c", f.Action)
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}
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done := make(chan string, 1)
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log.Println("start ", f.Action)
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go func() {
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out, _ := cmd.CombinedOutput()
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// real cmd err is only pass down
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// if err != nil {
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// return string(out), err
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// }
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done <- string(out)
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}()
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select {
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case <-timeout:
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cmd.Process.Kill()
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log.Println("timeout")
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return "", errors.New("command timeout")
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case out := <-done:
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log.Println(out)
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return out, nil
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}
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}
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func ReadConfig(confstr string) ([]File, error) {
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conf := []File{}
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err := json.Unmarshal([]byte(confstr), &conf)
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if err != nil {
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return nil, err
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}
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for i := range conf {
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if conf[i].Name == "" {
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conf[i].Name = conf[i].Path
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}
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}
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return conf, nil
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}
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func GetFileMap(files []File) map[string]*File {
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fileMap := map[string]*File{}
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for i := range files {
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fileMap[files[i].Name] = &files[i]
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}
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return fileMap
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}
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