Version 1.0.0

src/common/libsodium_wrapper.cpp

@@ -41,4 +41,27 @@ namespace ColumnLynx::Utils {
         randombytes_buf(randbytes.data(), randbytes.size());
         return randbytes;
     }
+
+    bool LibSodiumWrapper::recomputeKeys(PrivateSeed privateSeed, PublicKey storedPubKey) {
+        int res = crypto_sign_seed_keypair(mPublicKey.data(), mPrivateKey.data(), privateSeed.data());
+
+        if (res != 0) {
+            return false;
+        }
+
+        // Convert to Curve25519 keys for encryption
+        res = crypto_sign_ed25519_pk_to_curve25519(mXPublicKey.data(), mPublicKey.data());
+        res =  crypto_sign_ed25519_sk_to_curve25519(mXPrivateKey.data(), mPrivateKey.data());
+
+        if (res != 0) {
+            return false;
+        }
+
+        // Compare to stored for verification
+        if (sodium_memcmp(mPublicKey.data(), storedPubKey.data(), crypto_sign_PUBLICKEYBYTES) != 0) {
+            return false;
+        }
+
+        return true;
+    }
 }

src/common/utils.cpp

@@ -49,7 +49,7 @@ namespace ColumnLynx::Utils {
     }
 
     std::string getVersion() {
-        return "b0.3";
+        return "1.0.0";
     }
 
     unsigned short serverPort() {
@@ -101,14 +101,19 @@ namespace ColumnLynx::Utils {
         return bytes;
     }
 
-    std::vector<std::string> getWhitelistedKeys() {
+    std::vector<std::string> getWhitelistedKeys(std::string basePath) {
         // Currently re-reads the file every time, should be fine.
         // Advantage of it is that you don't need to reload the server binary after adding/removing keys. Disadvantage is re-reading the file every time.
         // I might redo this part.
 
         std::vector<std::string> out;
 
-        std::ifstream file("whitelisted_keys"); // TODO: This is hardcoded for now, make dynamic
+        std::ifstream file(basePath + "whitelisted_keys");
+        if (!file.is_open()) {
+            warn("Failed to open whitelisted_keys file at path: " + basePath + "whitelisted_keys");
+            return out;
+        }
+
         std::string line;
 
         while (std::getline(file, line)) {
@@ -123,6 +128,10 @@ namespace ColumnLynx::Utils {
         std::vector<std::string> readLines;
 
         std::ifstream file(path);
+        if (!file.is_open()) {
+            throw std::runtime_error("Failed to open config file at path: " + path);
+        }
+
         std::string line;
 
         while (std::getline(file, line)) {

src/common/virtual_interface.cpp

@@ -72,7 +72,7 @@ namespace ColumnLynx::Net {
 
         if (ioctl(mFd, TUNSETIFF, &ifr) < 0) {
             close(mFd);
-            throw std::runtime_error("TUNSETIFF failed: " + std::string(strerror(errno)));
+            throw std::runtime_error("TUNSETIFF failed (try running with sudo): " + std::string(strerror(errno)));
         }
 
     #elif defined(__APPLE__)
@@ -96,7 +96,7 @@ namespace ColumnLynx::Net {
 
         if (connect(mFd, (struct sockaddr*)&sc, sizeof(sc)) < 0) {
             if (errno == EPERM)
-                throw std::runtime_error("connect(AF_SYS_CONTROL) failed: Insufficient permissions (try running as root)");
+                throw std::runtime_error("connect(AF_SYS_CONTROL) failed: Insufficient permissions (try running with sudo)");
             throw std::runtime_error("connect(AF_SYS_CONTROL) failed: " + std::string(strerror(errno)));
         }