mirror of https://github.com/1Panel-dev/1Panel
556 lines
11 KiB
Go
556 lines
11 KiB
Go
package files
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import (
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"archive/zip"
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"bufio"
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"context"
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"encoding/json"
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"fmt"
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"io"
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"io/fs"
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"net/http"
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"os"
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"path"
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"path/filepath"
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"strconv"
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"strings"
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"sync"
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"time"
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"github.com/1Panel-dev/1Panel/backend/global"
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"github.com/mholt/archiver/v4"
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"github.com/pkg/errors"
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"github.com/spf13/afero"
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)
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type FileOp struct {
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Fs afero.Fs
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}
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func NewFileOp() FileOp {
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return FileOp{
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Fs: afero.NewOsFs(),
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}
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}
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func (f FileOp) OpenFile(dst string) (fs.File, error) {
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return f.Fs.Open(dst)
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}
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func (f FileOp) GetContent(dst string) ([]byte, error) {
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afs := &afero.Afero{Fs: f.Fs}
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cByte, err := afs.ReadFile(dst)
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if err != nil {
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return nil, err
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}
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return cByte, nil
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}
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func (f FileOp) CreateDir(dst string, mode fs.FileMode) error {
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return f.Fs.MkdirAll(dst, mode)
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}
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func (f FileOp) CreateFile(dst string) error {
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if _, err := f.Fs.Create(dst); err != nil {
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return err
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}
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return nil
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}
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func (f FileOp) LinkFile(source string, dst string, isSymlink bool) error {
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if isSymlink {
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osFs := afero.OsFs{}
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return osFs.SymlinkIfPossible(source, dst)
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} else {
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return os.Link(source, dst)
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}
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}
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func (f FileOp) DeleteDir(dst string) error {
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return f.Fs.RemoveAll(dst)
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}
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func (f FileOp) Stat(dst string) bool {
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info, _ := f.Fs.Stat(dst)
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return info != nil
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}
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func (f FileOp) DeleteFile(dst string) error {
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return f.Fs.Remove(dst)
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}
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func (f FileOp) WriteFile(dst string, in io.Reader, mode fs.FileMode) error {
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file, err := f.Fs.OpenFile(dst, os.O_RDWR|os.O_CREATE|os.O_TRUNC, mode)
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if err != nil {
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return err
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}
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defer file.Close()
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if _, err = io.Copy(file, in); err != nil {
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return err
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}
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if _, err = file.Stat(); err != nil {
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return err
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}
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return nil
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}
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func (f FileOp) SaveFile(dst string, content string, mode fs.FileMode) error {
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if !f.Stat(path.Dir(dst)) {
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_ = f.CreateDir(path.Dir(dst), mode.Perm())
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}
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file, err := f.Fs.OpenFile(dst, os.O_RDWR|os.O_CREATE|os.O_TRUNC, mode)
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if err != nil {
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return err
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}
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defer file.Close()
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write := bufio.NewWriter(file)
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_, _ = write.WriteString(string(content))
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write.Flush()
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return nil
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}
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func (f FileOp) Chmod(dst string, mode fs.FileMode) error {
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return f.Fs.Chmod(dst, mode)
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}
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func (f FileOp) Chown(dst string, uid int, gid int) error {
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return f.Fs.Chown(dst, uid, gid)
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}
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func (f FileOp) Rename(oldName string, newName string) error {
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return f.Fs.Rename(oldName, newName)
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}
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type WriteCounter struct {
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Total uint64
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Written uint64
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Key string
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Name string
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}
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type Process struct {
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Total uint64 `json:"total"`
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Written uint64 `json:"written"`
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Percent float64 `json:"percent"`
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Name string `json:"name"`
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}
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func (w *WriteCounter) Write(p []byte) (n int, err error) {
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n = len(p)
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w.Written += uint64(n)
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w.SaveProcess()
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return n, nil
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}
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func (w *WriteCounter) SaveProcess() {
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percentValue := 0.0
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if w.Total > 0 {
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percent := float64(w.Written) / float64(w.Total) * 100
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percentValue, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", percent), 64)
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}
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process := Process{
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Total: w.Total,
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Written: w.Written,
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Percent: percentValue,
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Name: w.Name,
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}
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by, _ := json.Marshal(process)
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if percentValue < 100 {
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if err := global.CACHE.Set(w.Key, string(by)); err != nil {
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global.LOG.Errorf("save cache error, err %s", err.Error())
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}
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} else {
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if err := global.CACHE.SetWithTTL(w.Key, string(by), time.Second*time.Duration(10)); err != nil {
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global.LOG.Errorf("save cache error, err %s", err.Error())
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}
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}
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}
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func (f FileOp) DownloadFileWithProcess(url, dst, key string) error {
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client := &http.Client{}
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request, err := http.NewRequest("GET", url, nil)
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if err != nil {
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return nil
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}
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request.Header.Set("Accept-Encoding", "identity")
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resp, err := client.Do(request)
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if err != nil {
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global.LOG.Errorf("get download file [%s] error, err %s", dst, err.Error())
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return err
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}
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out, err := os.Create(dst)
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if err != nil {
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global.LOG.Errorf("create download file [%s] error, err %s", dst, err.Error())
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return err
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}
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go func() {
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counter := &WriteCounter{}
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counter.Key = key
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if resp.ContentLength > 0 {
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counter.Total = uint64(resp.ContentLength)
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}
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counter.Name = filepath.Base(dst)
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if _, err = io.Copy(out, io.TeeReader(resp.Body, counter)); err != nil {
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global.LOG.Errorf("save download file [%s] error, err %s", dst, err.Error())
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}
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out.Close()
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resp.Body.Close()
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value, err := global.CACHE.Get(counter.Key)
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if err != nil {
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global.LOG.Errorf("get cache error,err %s", err.Error())
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return
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}
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process := &Process{}
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_ = json.Unmarshal(value, process)
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process.Percent = 100
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process.Name = counter.Name
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process.Total = process.Written
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by, _ := json.Marshal(process)
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if err := global.CACHE.SetWithTTL(counter.Key, string(by), time.Second*time.Duration(10)); err != nil {
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global.LOG.Errorf("save cache error, err %s", err.Error())
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}
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}()
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return nil
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}
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func (f FileOp) DownloadFile(url, dst string) error {
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resp, err := http.Get(url)
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if err != nil {
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return fmt.Errorf("get download file [%s] error, err %s", dst, err.Error())
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}
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defer resp.Body.Close()
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out, err := os.Create(dst)
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if err != nil {
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return fmt.Errorf("create download file [%s] error, err %s", dst, err.Error())
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}
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defer out.Close()
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if _, err = io.Copy(out, resp.Body); err != nil {
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return fmt.Errorf("save download file [%s] error, err %s", dst, err.Error())
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}
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out.Close()
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resp.Body.Close()
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return nil
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}
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func (f FileOp) Cut(oldPaths []string, dst string) error {
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for _, p := range oldPaths {
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base := filepath.Base(p)
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dstPath := filepath.Join(dst, base)
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if err := f.Fs.Rename(p, dstPath); 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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func (f FileOp) Copy(src, dst string) error {
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if src = path.Clean("/" + src); src == "" {
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return os.ErrNotExist
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}
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if dst = path.Clean("/" + dst); dst == "" {
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return os.ErrNotExist
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}
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if src == "/" || dst == "/" {
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return os.ErrInvalid
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}
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if dst == src {
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return os.ErrInvalid
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}
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info, err := f.Fs.Stat(src)
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if err != nil {
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return err
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}
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if info.IsDir() {
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return f.CopyDir(src, dst)
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}
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return f.CopyFile(src, dst)
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}
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func (f FileOp) CopyDir(src, dst string) error {
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srcInfo, err := f.Fs.Stat(src)
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if err != nil {
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return err
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}
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dstDir := filepath.Join(dst, srcInfo.Name())
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if err := f.Fs.MkdirAll(dstDir, srcInfo.Mode()); err != nil {
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return err
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}
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dir, _ := f.Fs.Open(src)
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obs, err := dir.Readdir(-1)
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if err != nil {
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return err
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}
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var errs []error
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for _, obj := range obs {
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fSrc := filepath.Join(src, obj.Name())
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if obj.IsDir() {
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err = f.CopyDir(fSrc, dstDir)
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if err != nil {
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errs = append(errs, err)
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}
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} else {
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err = f.CopyFile(fSrc, dstDir)
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if err != nil {
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errs = append(errs, err)
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}
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}
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}
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var errString string
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for _, err := range errs {
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errString += err.Error() + "\n"
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}
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if errString != "" {
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return errors.New(errString)
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}
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return nil
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}
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func (f FileOp) CopyFile(src, dst string) error {
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srcFile, err := f.Fs.Open(src)
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if err != nil {
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return err
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}
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defer srcFile.Close()
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err = f.Fs.MkdirAll(filepath.Dir(dst), 0666)
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if err != nil {
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return err
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}
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srcInfo, err := f.Fs.Stat(src)
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if err != nil {
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return err
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}
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dstFile, err := f.Fs.OpenFile(path.Join(dst, srcInfo.Name()), os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0775)
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if err != nil {
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return err
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}
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defer dstFile.Close()
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if _, err = io.Copy(dstFile, srcFile); err != nil {
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return err
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}
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info, err := f.Fs.Stat(src)
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if err != nil {
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return err
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}
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if err = f.Fs.Chmod(dstFile.Name(), info.Mode()); err != nil {
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return err
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}
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return nil
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}
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func (f FileOp) GetDirSize(path string) (float64, error) {
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var m sync.Map
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var wg sync.WaitGroup
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wg.Add(1)
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go ScanDir(f.Fs, path, &m, &wg)
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wg.Wait()
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var dirSize float64
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m.Range(func(k, v interface{}) bool {
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dirSize = dirSize + v.(float64)
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return true
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})
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return dirSize, nil
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}
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type CompressType string
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const (
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Zip CompressType = "zip"
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Gz CompressType = "gz"
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Bz2 CompressType = "bz2"
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Tar CompressType = "tar"
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TarGz CompressType = "tar.gz"
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Xz CompressType = "xz"
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)
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func getFormat(cType CompressType) archiver.CompressedArchive {
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format := archiver.CompressedArchive{}
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switch cType {
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case Tar:
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format.Archival = archiver.Tar{}
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case TarGz, Gz:
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format.Compression = archiver.Gz{}
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format.Archival = archiver.Tar{}
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case Zip:
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format.Archival = archiver.Zip{
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Compression: zip.Deflate,
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}
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case Bz2:
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format.Compression = archiver.Bz2{}
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format.Archival = archiver.Tar{}
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case Xz:
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format.Compression = archiver.Xz{}
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format.Archival = archiver.Tar{}
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}
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return format
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}
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func (f FileOp) Compress(srcRiles []string, dst string, name string, cType CompressType) error {
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format := getFormat(cType)
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fileMaps := make(map[string]string, len(srcRiles))
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for _, s := range srcRiles {
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base := filepath.Base(s)
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fileMaps[s] = base
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}
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if !f.Stat(dst) {
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_ = f.CreateDir(dst, 0755)
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}
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files, err := archiver.FilesFromDisk(nil, fileMaps)
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if err != nil {
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return err
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}
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dstFile := filepath.Join(dst, name)
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out, err := f.Fs.Create(dstFile)
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if err != nil {
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return err
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}
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switch cType {
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case Zip:
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if err := ZipFile(files, out); err != nil {
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_ = f.DeleteFile(dstFile)
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return err
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}
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default:
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err = format.Archive(context.Background(), out, files)
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if err != nil {
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_ = f.DeleteFile(dstFile)
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return err
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}
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break
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}
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return nil
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}
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func (f FileOp) Decompress(srcFile string, dst string, cType CompressType) error {
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format := getFormat(cType)
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handler := func(ctx context.Context, archFile archiver.File) error {
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info := archFile.FileInfo
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filePath := filepath.Join(dst, archFile.NameInArchive)
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if archFile.FileInfo.IsDir() {
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if err := f.Fs.MkdirAll(filePath, info.Mode()); err != nil {
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return err
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}
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return nil
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}
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fr, err := archFile.Open()
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if err != nil {
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return err
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}
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defer fr.Close()
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fw, err := f.Fs.OpenFile(filePath, os.O_CREATE|os.O_RDWR|os.O_TRUNC, info.Mode())
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if err != nil {
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return err
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}
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defer fw.Close()
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if _, err := io.Copy(fw, fr); err != nil {
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return err
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}
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return nil
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}
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input, err := f.Fs.Open(srcFile)
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if err != nil {
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return err
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}
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return format.Extract(context.Background(), input, nil, handler)
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}
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func (f FileOp) Backup(srcFile string) (string, error) {
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backupPath := srcFile + "_bak"
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info, _ := f.Fs.Stat(backupPath)
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if info != nil {
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if info.IsDir() {
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_ = f.DeleteDir(backupPath)
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} else {
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_ = f.DeleteFile(backupPath)
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}
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}
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if err := f.Rename(srcFile, backupPath); err != nil {
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return backupPath, err
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}
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return backupPath, nil
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}
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func (f FileOp) CopyAndBackup(src string) (string, error) {
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backupPath := src + "_bak"
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info, _ := f.Fs.Stat(backupPath)
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if info != nil {
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if info.IsDir() {
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_ = f.DeleteDir(backupPath)
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} else {
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_ = f.DeleteFile(backupPath)
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}
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}
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_ = f.CreateDir(backupPath, 0755)
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if err := f.Copy(src, backupPath); err != nil {
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return backupPath, err
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}
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return backupPath, nil
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}
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func ZipFile(files []archiver.File, dst afero.File) error {
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zw := zip.NewWriter(dst)
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defer zw.Close()
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for _, file := range files {
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hdr, err := zip.FileInfoHeader(file)
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if err != nil {
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return err
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}
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hdr.Name = file.NameInArchive
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if file.IsDir() {
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if !strings.HasSuffix(hdr.Name, "/") {
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hdr.Name += "/"
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}
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hdr.Method = zip.Store
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}
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w, err := zw.CreateHeader(hdr)
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if err != nil {
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return err
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}
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if file.IsDir() {
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continue
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}
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if file.LinkTarget != "" {
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_, err = w.Write([]byte(filepath.ToSlash(file.LinkTarget)))
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if err != nil {
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return err
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}
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} else {
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fileReader, err := file.Open()
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if err != nil {
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return err
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}
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_, err = io.Copy(w, fileReader)
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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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}
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return nil
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}
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