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211 lines
3.8 KiB
211 lines
3.8 KiB
package Filesystem
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import (
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"fmt"
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"os"
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"path/filepath"
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"github.com/vbauerster/mpb"
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"github.com/zenthangplus/goccm"
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bolt "go.etcd.io/bbolt"
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"PackageManager/Client/Database"
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"PackageManager/Client/ProgressBar"
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"PackageManager/Color"
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"PackageManager/Variables"
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)
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type FilesystemStatus struct {
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NewFiles []string
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PickedFiles []string
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ModifiedFiles []string
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MissingFiles []string
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}
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func ShowFilesystemDiff(root string) error {
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var (
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fsStatus FilesystemStatus
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//f string
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e error
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)
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fsStatus, e = GetFilesystemDiff(root)
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if e != nil {
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return e
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}
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fmt.Println("New files:")
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PrintFilesOrLength(fsStatus.NewFiles, Color.Green)
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fmt.Println("Added files:")
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PrintFilesOrLength(fsStatus.PickedFiles, Color.Green)
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fmt.Println("Modified files:")
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PrintFilesOrLength(fsStatus.ModifiedFiles, Color.Warning)
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fmt.Println("Deleted files:")
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PrintFilesOrLength(fsStatus.MissingFiles, Color.Fatal)
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return nil
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}
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func GetFilesystemLength(root string) (int, error) {
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var (
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rootStat os.FileInfo
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fsCount int = 0
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e error
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)
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rootStat, e = os.Stat(root)
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if e != nil {
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return fsCount, e
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}
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if rootStat.IsDir() && root[len(root)-1:] != "/" {
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root = root + "/"
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}
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filepath.Walk(root, func(p string, i os.FileInfo, _ error) error {
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// Ignore path in Variables.PruneRegexPaths
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if i.IsDir() && matchAny(p, PruneRegex) {
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return filepath.SkipDir
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}
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// Ignore path in Variables.IgnoreRegexPaths
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if matchAny(p, IgnoreRegex) {
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return nil
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}
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if !i.Mode().IsRegular() && (i.Mode()&os.ModeSymlink == 0) {
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return nil
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}
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fsCount++
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return nil
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})
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return fsCount, e
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}
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func (fsStatus *FilesystemStatus) parseFile(indexBucket, picksBucket *bolt.Bucket, p string, bar *mpb.Bar, c goccm.ConcurrencyManager) {
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var (
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newFileObject FileObject
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knownFileObject FileObject
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pick, known []byte
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e error
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)
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defer func() {
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bar.Increment()
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c.Done()
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}()
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pick = picksBucket.Get([]byte(p))
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known = indexBucket.Get([]byte(p))
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if pick != nil {
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fsStatus.PickedFiles = append(fsStatus.PickedFiles, p)
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return
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}
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if known != nil {
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newFileObject, e = CreateFileObject(p)
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if e != nil {
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return
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}
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knownFileObject, e = FromBytes(known)
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if e != nil {
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return
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}
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e = newFileObject.IsDifferent(knownFileObject)
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if e != nil {
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fsStatus.ModifiedFiles = append(fsStatus.ModifiedFiles, p)
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}
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return
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}
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fsStatus.NewFiles = append(fsStatus.NewFiles, p)
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return
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}
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func GetFilesystemDiff(root string) (FilesystemStatus, error) {
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var (
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fsStatus FilesystemStatus = FilesystemStatus{}
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rootStat os.FileInfo
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picksBucket *bolt.Bucket
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indexBucket *bolt.Bucket
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bar *mpb.Bar
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fsCount int
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c goccm.ConcurrencyManager
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e error
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)
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rootStat, e = os.Stat(root)
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if e != nil {
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return fsStatus, e
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}
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if rootStat.IsDir() && root[len(root)-1:] != "/" {
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root = root + "/"
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}
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fsCount, e = GetFilesystemLength(root)
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if e != nil {
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return fsStatus, e
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}
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bar = ProgressBar.InitBar("Scanning...", fsCount)
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e = Database.FsDB.View(func(tx *bolt.Tx) error {
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picksBucket = tx.Bucket(Variables.FsHashPicksBucket)
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indexBucket = tx.Bucket(Variables.FsHashIndexBucket)
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filepath.Walk(root, func(p string, i os.FileInfo, _ error) error {
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// Ignore path in Variables.PruneRegexPaths
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if i.IsDir() && matchAny(p, PruneRegex) {
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return filepath.SkipDir
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}
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// Ignore path in Variables.IgnoreRegexPaths
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if matchAny(p, IgnoreRegex) {
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return nil
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}
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if !i.Mode().IsRegular() && (i.Mode()&os.ModeSymlink == 0) {
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return nil
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}
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go fsStatus.parseFile(indexBucket, picksBucket, p, bar, c)
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return nil
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})
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indexBucket.ForEach(func(k, v []byte) error {
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_, e = os.Lstat(string(k))
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if os.IsNotExist(e) {
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fsStatus.MissingFiles = append(fsStatus.MissingFiles, string(k))
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}
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return nil
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})
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ProgressBar.CloseBar(bar)
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return nil
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})
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return fsStatus, e
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}
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