添加线程池
This commit is contained in:
@@ -49,38 +49,32 @@ func UserLogin(c *gin.Context) {
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fmt.Println("微信登录返回结果:", resp.Body)
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fmt.Println("微信登录返回结果:", resp.Body)
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defer resp.Body.Close()
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defer resp.Body.Close()
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// 解析微信返回结果
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var wxResp usermodel.WxLoginResponse
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var wxResp usermodel.WxLoginResponse
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if err := json.NewDecoder(resp.Body).Decode(&wxResp); err != nil {
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if err := json.NewDecoder(resp.Body).Decode(&wxResp); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": "解析微信登录响应失败: " + err.Error(), "code": "10026"})
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c.JSON(http.StatusInternalServerError, gin.H{"error": "解析微信登录响应失败: " + err.Error(), "code": "10026"})
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return
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return
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}
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}
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// 检查微信返回的错误
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if wxResp.ErrCode != 0 {
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if wxResp.ErrCode != 0 {
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c.JSON(http.StatusBadRequest, gin.H{ // http.StatusBadRequest 对应 400
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c.JSON(http.StatusBadRequest, gin.H{
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"error": fmt.Sprintf("微信登录失败: %s (错误码: %d)", wxResp.ErrCode, wxResp.ErrMsg),
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"error": fmt.Sprintf("微信登录失败: %s (错误码: %d)", wxResp.ErrCode, wxResp.ErrMsg),
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"code": "10027",
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"code": "10027",
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})
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})
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return
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return
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}
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}
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//可选)使用session_key、encryptedData和iv解密用户信息
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// 步骤2:解密手机号(复用AES解密函数)
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phoneData, err := decryptWxData(wxResp.SessionKey, req.EncryptedData, req.Iv)
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phoneData, err := decryptWxData(wxResp.SessionKey, req.EncryptedData, req.Iv)
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if err != nil {
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": "解密失败: " + err.Error()})
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c.JSON(http.StatusInternalServerError, gin.H{"error": "解密失败: " + err.Error()})
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return
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return
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}
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}
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// 步骤3:解析为手机号结构体
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var phoneInfo usermodel.WxPhoneInfo
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var phoneInfo usermodel.WxPhoneInfo
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if err := json.Unmarshal(phoneData, &phoneInfo); err != nil {
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if err := json.Unmarshal(phoneData, &phoneInfo); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": "解析手机号失败"})
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c.JSON(http.StatusInternalServerError, gin.H{"error": "解析手机号失败"})
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return
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return
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}
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}
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// 验证水印(确保数据有效性)
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if phoneInfo.Watermark.AppID != config.Conf.WxID {
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if phoneInfo.Watermark.AppID != config.Conf.WxID {
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c.JSON(http.StatusForbidden, gin.H{"error": "数据水印验证失败"})
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c.JSON(http.StatusForbidden, gin.H{"error": "数据水印验证失败"})
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return
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return
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@@ -89,11 +83,10 @@ func UserLogin(c *gin.Context) {
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fmt.Println("用户手机号为:", phoneInfo.PhoneNumber)
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fmt.Println("用户手机号为:", phoneInfo.PhoneNumber)
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openid := wxResp.OpenID
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openid := wxResp.OpenID
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ctx := c.Request.Context() // 获取请求上下文,用于控制数据库操作超时
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ctx := c.Request.Context()
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var username string
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var username string
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// 1. 查询用户是否存在
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var exists bool
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var exists bool
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query := "SELECT EXISTS(SELECT 1 FROM user_info WHERE uid = ? LIMIT 1)"
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query := "SELECT EXISTS(SELECT 1 FROM user_info WHERE uid = ? LIMIT 1)"
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err = databaseInit.UserDB.QueryRowContext(ctx, query, openid).Scan(&exists)
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err = databaseInit.UserDB.QueryRowContext(ctx, query, openid).Scan(&exists)
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@@ -105,7 +98,6 @@ func UserLogin(c *gin.Context) {
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return
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return
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}
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}
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// 2. 如果用户不存在,插入新用户
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if !exists {
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if !exists {
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username = generateUsername()
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username = generateUsername()
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now := time.Now()
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now := time.Now()
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@@ -119,8 +111,8 @@ func UserLogin(c *gin.Context) {
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insertSQL,
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insertSQL,
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openid, // uid(使用微信 openid)
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openid, // uid(使用微信 openid)
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2,
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2,
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now, // createdtime
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now,
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now, // updatedtime
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now,
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username,
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username,
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phoneInfo.PhoneNumber,
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phoneInfo.PhoneNumber,
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)
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)
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@@ -159,10 +151,8 @@ func UserLogin(c *gin.Context) {
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}
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}
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func generateUsername() string {
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func generateUsername() string {
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// 初始化随机数种子(确保每次运行生成不同随机数)
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rand.Seed(time.Now().UnixNano())
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rand.Seed(time.Now().UnixNano())
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// 生成8位随机数字(范围:10000000-99999999)
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randomNum := 10000000 + rand.Intn(90000000)
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randomNum := 10000000 + rand.Intn(90000000) // 8位随机数
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return "用户" + strconv.Itoa(randomNum)
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return "用户" + strconv.Itoa(randomNum)
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}
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}
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@@ -179,10 +169,9 @@ func decryptWxData(sessionKey, encryptedData, iv string) ([]byte, error) {
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mode := cipher.NewCBCDecrypter(block, ivBytes)
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mode := cipher.NewCBCDecrypter(block, ivBytes)
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mode.CryptBlocks(data, data)
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mode.CryptBlocks(data, data)
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return pkcs7Unpad(data), nil // 返回去除填充后的原始数据
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return pkcs7Unpad(data), nil
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}
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}
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// 去除PKCS#7填充(微信加密数据使用PKCS#7填充)
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func pkcs7Unpad(data []byte) []byte {
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func pkcs7Unpad(data []byte) []byte {
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if len(data) == 0 {
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if len(data) == 0 {
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return nil
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return nil
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35
goroutine/connectPool/goroutine/readgo.go
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35
goroutine/connectPool/goroutine/readgo.go
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@@ -0,0 +1,35 @@
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package goroutine
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import (
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"database/sql"
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"fmt"
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"math/rand"
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"time"
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)
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func Dataread(db *sql.DB, donetitle chan struct{}) {
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// 启动一个长事务(整个循环在一个事务内,而非每次查询一个事务)
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tx, err := db.Begin()
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if err != nil {
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panic(err)
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}
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defer tx.Rollback() // 确保退出时回滚(仅为测试)
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// 随机种子(保持不变)
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rand.Seed(time.Now().UnixNano())
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// 只执行两次查询,方便观察结果
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for i := 0; i < 2; i++ {
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select {
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case <-time.After(2 * time.Second): // 第一次查询后等待2秒,给Datawrite插入时间
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var count int
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err = tx.QueryRow("SELECT count(*) FROM article WHERE age > 50 FOR UPDATE ").Scan(&count)
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if err != nil {
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panic(err)
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}
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fmt.Printf("第%d次查询 count: %d\n", i+1, count)
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case <-donetitle:
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return
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}
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}
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}
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11
goroutine/connectPool/goroutine/updatego.go
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11
goroutine/connectPool/goroutine/updatego.go
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@@ -0,0 +1,11 @@
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package goroutine
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import "database/sql"
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func DataUpdate(db *sql.DB) {
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_, err := db.Begin()
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if err != nil {
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panic(err)
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}
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}
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45
goroutine/connectPool/goroutine/writego.go
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45
goroutine/connectPool/goroutine/writego.go
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@@ -0,0 +1,45 @@
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package goroutine
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import (
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"database/sql"
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"fmt"
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"github.com/google/uuid"
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"math/rand"
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"strconv"
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"time"
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)
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func Datawrite(db *sql.DB, donetitle chan struct{}) {
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timetick := time.Tick(1 * time.Second)
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rand.Seed(time.Now().UnixNano())
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for {
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select {
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case <-timetick:
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uid, error := uuid.NewRandom()
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if error != nil {
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panic(error)
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}
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tx, err := db.Begin()
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if err != nil {
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panic(err)
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}
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fmt.Println("开始事务")
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_, err = tx.Exec(`insert INTO article (uid,content,author,age) values (?,?,?,?)`, uid, "123", "用户"+strconv.Itoa(rand.Intn(1000)), rand.Intn(40)+60)
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if err != nil {
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if rbErr := tx.Rollback(); rbErr != nil {
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panic("回滚失败: " + rbErr.Error())
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}
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panic("插入失败: " + err.Error()) // 明确错误类型
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}
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err = tx.Commit()
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if err != nil {
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panic(err)
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}
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fmt.Println("插入数据成功")
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case <-donetitle:
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return
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}
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}
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}
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32
goroutine/connectPool/pool.go
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32
goroutine/connectPool/pool.go
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@@ -0,0 +1,32 @@
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package connectPool
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import (
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"database/sql"
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"fmt"
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_ "github.com/go-sql-driver/mysql"
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"toutoukan/goroutine/connectPool/goroutine"
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)
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var db *sql.DB
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func ConnectPool(donetitle chan struct{}) {
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dsn := "mayiming:Mydream5654my,@tcp(43.142.81.151:3306)/goLearn?charset-uft8mb4&parseTime=True"
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db, _ = sql.Open("mysql", dsn)
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err := db.Ping()
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if err != nil {
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panic(err)
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}
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fmt.Println("数据库连接成功")
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for i := 0; i < 20; i++ {
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go goroutine.Datawrite(db, donetitle)
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}
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go goroutine.Dataread(db, donetitle)
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}
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func DisconnectPool() {
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err := db.Close()
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if err != nil {
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panic(err)
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}
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}
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Reference in New Issue
Block a user