62 lines
1.0 KiB
Go
62 lines
1.0 KiB
Go
package main
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import (
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"fmt"
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"github.com/jmoiron/sqlx"
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"log"
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_ "github.com/go-sql-driver/mysql"
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)
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var c *sqlx.DB
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type user23 struct {
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ID int
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NAME string
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AGE int
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}
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// sql 注入
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func main() {
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err := connect()
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if err != nil {
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return
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}
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sqlInject("王奥")
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//拼接之后会查出所有数据
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sqlInject("xxx' or 1=1 #")
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}
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func sqlInject(name string) {
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sqlStr := fmt.Sprintf("select id,name,age from user where name='%v'", name)
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fmt.Println("sql:", sqlStr)
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var u []user23
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err := c.Select(&u, sqlStr)
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if err != nil {
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log.Fatal(err)
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return
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}
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for _, user1 := range u {
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fmt.Println("user1:", user1)
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}
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}
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func connect() (err error) {
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c, err = sqlx.Connect("mysql", "root:123456@tcp(43.143.245.135:3306)/user")
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if err != nil {
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log.Println(err)
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return err
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}
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//connect方法提供了ping。所以不需要ping
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//err = databasE.Ping()
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//if err != nil {
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// log.Println(err)
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// return err
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//}
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log.Println("Successfully connected to mysql")
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c.SetMaxOpenConns(10)
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c.SetMaxIdleConns(5)
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return nil
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}
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