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package main
import "database/sql"
import _ "github.com/go-sql-driver/mysql"
import "golang.org/x/crypto/bcrypt"
import "net/http"
import "strings"
import "os/exec"
var db *sql.DB
var err error
func signupPage(res http.ResponseWriter, req *http.Request) {
if req.Method != "POST" {
http.ServeFile(res, req, "html/signup.html")
return
}
username := req.FormValue("username")
password := req.FormValue("password")
email := req.FormValue("email")
var user string
err := db.QueryRow("SELECT username FROM players WHERE username=?",username).Scan(&user)
switch {
case err == sql.ErrNoRows:
hashedPassword, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
if err != nil {
http.Error(res, "Server Error creating Password. Unable to create account! You Fool...", 500)
Log("ERROR 500 - Hash generation Failed")
panic(err)
return
}
newuuid, uiderr := exec.Command("uuidgen").Output()
if uiderr != nil{
http.Error(res, "Server Error creating UUID. Unable to create account! You Fool...", 500)
Log("ERROR 500 - Creating UUID failed")
panic(uiderr)
return
}
_, err = db.Exec("INSERT INTO players(username, password, email) VALUES(?, ?, ?)", username, hashedPassword, email)
if err != nil {
http.Error(res, "Server Error Inserting User. Unable to create account! You Fool...", 500)
Log("ERROR adding user"+username)
panic(err)
//fmt.Println("Error adding User",username)
return
}
res.Write([]byte("User Created Successfully!"))
Log("Successfully Created User"+username+string(newuuid))
//fmt.Println("Successfully Created User",username,newuuid)
return
case err != nil:
http.Error(res, "Server Error! Something fucked up", 500)
Log("ERROR Something fucked up")
panic(err)
return
default:
http.Redirect(res, req, "/", 301)
}
}
func loginPage(res http.ResponseWriter, req *http.Request) {
if req.Method != "POST" {
http.ServeFile(res, req, "html/login.html")
return
}
username := req.FormValue("username")
password := req.FormValue("password")
var databaseUsername string
var databasePassword string
// var databaseUUID string
err := db.QueryRow("SELECT username, password FROM players WHERE username=?", username).Scan(&databaseUsername, &databasePassword)
if err != nil {
http.Redirect(res, req, "/login", 301)
Log("Failed Login atempt by "+username)
//fmt.Println("Failed Login atempt by",username)
return
}
err = bcrypt.CompareHashAndPassword([]byte(databasePassword), []byte(password))
if err != nil {
http.Redirect(res, req, "/login", 301)
Log(username+" used wrong Password "+password)
panic(err)
//fmt.Println(username," used wrong Password ",password)
return
}
tok, uiderr := getToken()
token := strings.TrimRight(string(tok), "\n")
if uiderr != nil{
http.Error(res, "Server Error creating Token. You Fool...", 500)
Log("ERROR 500 - Creating UUID failed")
panic(uiderr)
return
}
keynam := username + "_token"
setRed(keynam,token,300)
res.Write([]byte("Hello "+ databaseUsername + "! Your token is "+ string(tok)))
Log("Successful Login by "+username)
//fmt.Println("Successful Login by",username)
}
func getToken() ([]byte, error) {
newuuid, uiderr := exec.Command("uuidgen").Output()
return newuuid, uiderr
}
func homePage(res http.ResponseWriter, req *http.Request) {
http.ServeFile(res, req, "html/index.html")
}
func main() {
db, err = sql.Open("mysql", "hexmaster:waSIdocHneTdUobeRoarscH@tcp(192.168.0.16)/hexmaster")
if err != nil {
panic(err.Error())
}
defer db.Close()
err = db.Ping()
if err != nil {
panic(err.Error())
}
http.HandleFunc("/signup", signupPage)
http.HandleFunc("/login", loginPage)
http.HandleFunc("/", homePage)
http.ListenAndServe(":8088", nil)
}
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