ip2region_private/binding/golang/cmd/bench.go

121 lines
2.9 KiB
Go

// Copyright 2022 The Ip2Region Authors. All rights reserved.
// Use of this source code is governed by a Apache2.0-style
// license that can be found in the LICENSE file.
package cmd
import (
"bufio"
"fmt"
"github.com/lionsoul2014/ip2region/binding/golang/xdb"
"github.com/mitchellh/go-homedir"
"os"
"strings"
"time"
"github.com/spf13/cobra"
)
var (
cachePolicyBench string
dbFileBench string
srcFileBench string
)
// benchCmd represents the bench command
var benchCmd = &cobra.Command{
Use: "bench",
Short: "search bench test",
Run: func(cmd *cobra.Command, args []string) {
bench()
},
}
func init() {
rootCmd.AddCommand(benchCmd)
benchCmd.Flags().StringVarP(&dbFileBench, "db", "d", "", "ip2region binary xdb file path (required)")
benchCmd.Flags().StringVarP(&srcFileBench, "src", "s", "", "source ip text file path (required)")
benchCmd.Flags().StringVarP(&cachePolicyBench, "cache-policy", "c", "vectorIndex", "cache policy (file|vectorIndex|content)")
// Required flags
_ = benchCmd.MarkFlagRequired("db")
_ = benchCmd.MarkFlagRequired("src")
}
func bench() {
dbPath, err := homedir.Expand(dbFileBench)
if err != nil {
fmt.Printf("invalid xdb file path `%s`: %s", dbFileBench, err)
return
}
searcher, err := createSearcher(dbPath, cachePolicyBench)
if err != nil {
fmt.Printf("failed to create searcher: %s\n", err.Error())
return
}
defer func() {
searcher.Close()
}()
handle, err := os.OpenFile(srcFileBench, os.O_RDONLY, 0600)
if err != nil {
fmt.Printf("failed to open source text file: %s\n", err)
return
}
var count, tStart, costs = int64(0), time.Now(), int64(0)
var scanner = bufio.NewScanner(handle)
scanner.Split(bufio.ScanLines)
for scanner.Scan() {
var l = strings.TrimSpace(strings.TrimSuffix(scanner.Text(), "\n"))
var ps = strings.SplitN(l, "|", 3)
if len(ps) != 3 {
fmt.Printf("invalid ip segment line `%s`\n", l)
return
}
sip, err := xdb.CheckIP(ps[0])
if err != nil {
fmt.Printf("check start ip `%s`: %s\n", ps[0], err)
return
}
eip, err := xdb.CheckIP(ps[1])
if err != nil {
fmt.Printf("check end ip `%s`: %s\n", ps[1], err)
return
}
if sip > eip {
fmt.Printf("start ip(%s) should not be greater than end ip(%s)\n", ps[0], ps[1])
return
}
mip := xdb.MidIP(sip, eip)
for _, ip := range []uint32{sip, xdb.MidIP(sip, mip), mip, xdb.MidIP(mip, eip), eip} {
sTime := time.Now()
region, err := searcher.Search(ip)
if err != nil {
fmt.Printf("failed to search ip '%s': %s\n", xdb.Long2IP(ip), err)
return
}
costs += time.Since(sTime).Nanoseconds()
// check the region info
if region != ps[2] {
fmt.Printf("failed Search(%s) with (%s != %s)\n", xdb.Long2IP(ip), region, ps[2])
return
}
count++
}
}
cost := time.Since(tStart)
fmt.Printf("Bench finished, {cachePolicy: %s, total: %d, took: %s, cost: %d μs/op}\n",
cachePolicyBench, count, cost, costs/count/1000)
}