forked from mirror/ledisdb
86 lines
1.7 KiB
Go
86 lines
1.7 KiB
Go
package main
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import (
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"bufio"
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"flag"
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"fmt"
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"github.com/siddontang/ledisdb/ledis"
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"os"
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"time"
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)
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var TimeFormat = "2006-01-02 15:04:05"
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var startDateTime = flag.String("start-datetime", "",
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"Start reading the binary log at the first event having a timestamp equal to or later than the datetime argument.")
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var stopDateTime = flag.String("stop-datetime", "",
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"Stop reading the binary log at the first event having a timestamp equal to or earlier than the datetime argument.")
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var startTime uint32 = 0
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var stopTime uint32 = 0xFFFFFFFF
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func main() {
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flag.Usage = func() {
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fmt.Fprintf(os.Stderr, "Usage of %s [options] log_file\n", os.Args[0])
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flag.PrintDefaults()
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}
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flag.Parse()
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logFile := flag.Arg(0)
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f, err := os.Open(logFile)
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if err != nil {
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println(err.Error())
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return
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}
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defer f.Close()
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var t time.Time
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if len(*startDateTime) > 0 {
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if t, err = time.Parse(TimeFormat, *startDateTime); err != nil {
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println("parse start-datetime error: ", err.Error())
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return
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}
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startTime = uint32(t.Unix())
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}
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if len(*stopDateTime) > 0 {
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if t, err = time.Parse(TimeFormat, *stopDateTime); err != nil {
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println("parse stop-datetime error: ", err.Error())
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return
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}
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stopTime = uint32(t.Unix())
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}
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rb := bufio.NewReaderSize(f, 4096)
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err = ledis.ReadEventFromReader(rb, printEvent)
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if err != nil {
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println("read event error: ", err.Error())
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return
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}
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}
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func printEvent(head *ledis.BinLogHead, event []byte) error {
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if head.CreateTime < startTime || head.CreateTime > stopTime {
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return nil
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}
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t := time.Unix(int64(head.CreateTime), 0)
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fmt.Printf("%s ", t.Format(TimeFormat))
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s, err := ledis.FormatBinLogEvent(event)
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if err != nil {
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fmt.Printf("%s", err.Error())
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} else {
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fmt.Printf(s)
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}
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fmt.Printf("\n")
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return nil
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}
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