limit bumps to 1 record

main.go

@@ -7,13 +7,14 @@ import (
 	"encoding/base32"
 	"encoding/json"
 	"fmt"
-	"github.com/jmoiron/sqlx"
-	"golang.org/x/crypto/bcrypt"
 	"html/template"
 	"log"
 	"net/smtp"
 	"strings"
 	"time"
+
+	"github.com/jmoiron/sqlx"
+	"golang.org/x/crypto/bcrypt"
 )
 
 type templates struct {
@@ -195,7 +196,7 @@ func SaveUser(username string, d UserData) bool {
 
 func Bump(username string, ip string) {
 	username = strings.ToLower(username)
-	q := fmt.Sprintf("update %s_auth set lastseen=CURRENT_TIMESTAMP, lastseenip=$2  where username = $1", c.TablePrefix)
+	q := fmt.Sprintf("update %s_auth set lastseen=CURRENT_TIMESTAMP, lastseenip=$2  where username = $1 limit 1", c.TablePrefix)
 	_, err := c.db.Exec(q, username, ip)
 	if err != nil {
 		log.Printf("scsusers.Bump: Error on user bump: %s : %s\n", username, err.Error())