83 lines
1.5 KiB
Go
83 lines
1.5 KiB
Go
package main
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import (
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"github.com/gin-gonic/gin"
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"github.com/pquerna/otp/totp"
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"gorm.io/driver/sqlite"
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"gorm.io/gorm"
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)
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var (
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db *gorm.DB
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)
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type User struct {
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gorm.Model
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Secret string
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Username string `gorm:"uniqueIndex"`
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Email string
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}
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func init() {
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var err error
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db, err = gorm.Open(sqlite.Open("test.db"), &gorm.Config{})
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if err != nil {
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panic("failed to connect database")
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}
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db.AutoMigrate(&User{})
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}
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func main() {
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r := gin.Default()
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r.GET("/ping", func(c *gin.Context) {
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c.String(200, "format string, values ...any")
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})
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r.POST("/signup", signup)
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r.POST("/login", login)
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r.Run() // listen and serve on 0.0.0.0:8080 (for windows "localhost:8080")}
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}
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type Signup struct {
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Username string `form:"username"`
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Email string `form:"email"`
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}
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func signup(c *gin.Context) {
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var s Signup
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c.Bind(&s)
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key, err := totp.Generate(totp.GenerateOpts{AccountName: s.Username, Issuer: "me"})
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if err != nil {
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c.Status(502)
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return
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}
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var user User
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user.Email = s.Email
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user.Username = s.Username
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user.Secret = key.Secret()
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db.Create(&user)
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c.String(200, "%s", key.Secret())
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}
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type Login struct {
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Username string `form:"username"`
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Code string `form:"code"`
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}
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func login(c *gin.Context) {
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var login Login
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var user User
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c.Bind(&login)
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if err := db.Where("username = ?", login.Username).First(&user).Error; err != nil {
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c.String(404, "something went wrong")
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return
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}
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correct := totp.Validate(login.Code, user.Secret)
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if correct {
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c.String(200, "success!")
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} else {
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c.String(404, "something went wrong")
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}
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}
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