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wincmd/ntfs/cmd/example/main.go

142 lines
3.4 KiB
Go

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package main
import (
"b612.me/starlog"
"b612.me/wincmd"
"b612.me/wincmd/ntfs/mft"
"b612.me/wincmd/ntfs/utf16"
"encoding/binary"
"errors"
"fmt"
"io"
"log"
_ "net/http/pprof"
"regexp"
"runtime"
"time"
)
func main() {
f, size, err := mft.GetMFTFile(`C:\`)
if err != nil {
panic(err)
}
recordSize := int64(1024)
i := int64(0)
starlog.Infoln("start size is", size)
alreadyGot := int64(0)
maxRecordSize := size / recordSize
if maxRecordSize > 1024 {
maxRecordSize = 1024
}
for {
for {
if (size - alreadyGot) < maxRecordSize*recordSize {
maxRecordSize--
} else {
break
}
}
if maxRecordSize < 10 {
maxRecordSize = 1
}
buf := make([]byte, maxRecordSize*recordSize)
got, err := io.ReadFull(f, buf)
if err != nil {
if errors.Is(err, io.EOF) {
break
}
log.Fatalln("Unable to read record data", err)
}
alreadyGot += int64(got)
for j := int64(0); j < 1024*maxRecordSize; j += 1024 {
record, err := mft.ParseRecord(buf[j : j+1024])
if err != nil {
// fmt.Println("Unable to parse MFT record", err)
continue
}
fname := record.FindAttributes(mft.AttributeTypeFileName)
for _, v := range fname {
if (record.Flags&mft.RecordFlagIsIndex)>>3 == 0 && record.Flags&mft.RecordFlagInUse == 1 {
filename := utf16.DecodeString(v.Data[66:], binary.LittleEndian)
//data:=utf16.DecodeString(v.Data, binary.LittleEndian)
if filename != "" {
attbr := record.FindAttributes(mft.AttributeTypeStandardInformation)
if len(attbr) == 0 {
break
}
stand, _ := mft.ParseStandardInformation(attbr[0].Data)
if stand.FileAttributes&mft.FileAttributeNormal == 1 {
i++
}
//oo:=record.FindAttributes(mft.AttributeTypeData)
//if len(oo)!=0 {
// fmt.Println(oo[0].ActualSize)
//}
//r := binutil.NewLittleEndianReader(v.Data[:8])
//fmt.Println(record.FileReference.ToUint64(), r.Uint64(0))
//fmt.Println(filename)
//log.Println("Read MFT record")
}
}
}
}
}
starlog.Infoln(i)
//go http.ListenAndServe("0.0.0.0:8888", nil)
starlog.Debugln("开始获取Windows磁盘列表")
lists, err := wincmd.ListDrivers()
if err != nil {
panic(err)
}
info := []wincmd.DiskInfo{}
for _, v := range lists {
data, err := wincmd.GetDiskInfo(v)
if err != nil {
continue
}
fmt.Println("获取到磁盘信息:", data)
info = append(info, data)
}
starlog.Warningln("忽略非NTFS磁盘")
var m runtime.MemStats
for _, v := range info {
if v.Format == "NTFS" && v.Driver == `C:\` {
starlog.Infoln("开始获取NTFS USN日志磁盘", v.Driver)
fileLists, err := wincmd.ListUsnFileFn(v.Driver, func(name string, typed bool) bool {
return true
if ok, _ := regexp.MatchString(`\.exe$`, name); ok {
return true
}
return false
})
if err != nil {
starlog.Panicln("获取失败", err)
}
fmt.Println(len(fileLists))
return
for k, _ := range fileLists {
fmt.Println(k)
}
runtime.ReadMemStats(&m)
log.Printf("Alloc = %v TotalAlloc = %v Sys = %v NumGC = %v\n", m.Alloc/1024, m.TotalAlloc/1024, m.Sys/1024, m.NumGC)
runtime.GC()
p := time.After(time.Second * 86400)
for {
select {
case <-p:
return
case <-time.After(time.Second * 10):
runtime.ReadMemStats(&m)
log.Printf("Alloc = %v TotalAlloc = %v Sys = %v NumGC = %v\n", m.Alloc/1024, m.TotalAlloc/1024, m.Sys/1024, m.NumGC)
}
}
}
}
}