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🚧 Add SSL stuff to server

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This commit is contained in:
Simon V. Lejel 2024-02-11 15:24:48 +01:00
parent f42008af5a
commit 2089be370e
Signed by: sl
GPG key ID: 6544A0430A2CFFAD
1 changed files with 39 additions and 1 deletions
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40
src/server/main.cc
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@ -2,14 +2,41 @@
#include <cstring>
#include <iostream>
#include <netinet/in.h>
#include <openssl/err.h>
#include <openssl/ssl.h>
#include <ostream>
#include <sys/socket.h>
#include <unistd.h>
using std::cout, std::endl, std::string;
/*
* Remember to build with the flags "-L/usr/lib -lssl -lcrypto"
*/
int main() {
SSL_library_init();
SSL_load_error_strings();
SSL_CTX *ctx = SSL_CTX_new(TLS_server_method());
if (!ctx) {
// TODO Handle error
}
// Load certificate
if (SSL_CTX_use_certificate_file(ctx,
"~/git/mogens_og_karen/ssl/server.crt",
SSL_FILETYPE_PEM) <= 0) {
// TODO Handle error
}
// Load certificate private key
if (SSL_CTX_use_PrivateKey_file(ctx, "~/git/mogens_og_karen/ssl/server.key",
SSL_FILETYPE_PEM) <= 0) {
// TODO Handle error
}
cout << "Initializing server" << endl;
int serverSocket = socket(AF_INET, SOCK_STREAM, 0);
if (serverSocket == -1) {
@ -37,9 +64,17 @@ int main() {
// TODO error
}
SSL *ssl = SSL_new(ctx);
SSL_set_fd(ssl, clientSocket);
// Perform the SSL negotiation
if (SSL_accept(ssl)) {
// TODO Handle error
}
while (true) {
char buffer[1024] = {0};
recv(clientSocket, buffer, sizeof(buffer), 0);
SSL_read(ssl, buffer, 0);
if (strlen(buffer) <= 0) {
cout << "Client seems to have just straight up left :(" << endl;
@ -49,6 +84,9 @@ int main() {
cout << buffer << endl;
}
SSL_free(ssl);
SSL_CTX_free(ctx);
ERR_free_strings();
close(serverSocket);
return 0;