Move new password functions into tlsutility

lib/base/tlsutility.cpp

@@ -810,4 +810,28 @@ std::string to_string(const errinfo_openssl_error& e)
 	return "[errinfo_openssl_error]" + tmp.str() + "\n";
 }
 
+bool ComparePassword(const String hash, const String password, const String salt)
+{
+	String otherHash = HashPassword(password, salt);
+
+	const char *p1 = otherHash.CStr();
+	const char *p2 = hash.CStr();
+
+	volatile char c = 0;
+
+	for (size_t i=0; i<64; ++i)
+		c |= p1[i] ^ p2[i];
+
+	return (c == 0);
+}
+
+String HashPassword(const String& password, const String& salt, const bool shadow)
+{
+	if (shadow)
+		//Using /etc/shadow password format. The 5 means SHA256 is being used
+		return String("$5$" + salt + "$" + PBKDF2_SHA256(password, salt, 1000));
+	else
+		return PBKDF2_SHA256(password, salt, 1000);
+}
+
 }

lib/base/tlsutility.hpp

@@ -56,6 +56,8 @@ String SHA1(const String& s, bool binary = false);
 String SHA256(const String& s);
 String RandomString(int length);
 bool VerifyCertificate(const std::shared_ptr<X509>& caCertificate, const std::shared_ptr<X509>& certificate);
+bool ComparePassword(const String hash, const String password, const String Salt);
+String HashPassword(const String& password, const String& salt, const bool shadow = false);
 
 class openssl_error : virtual public std::exception, virtual public boost::exception { };
 

lib/cli/apiusercommand.cpp

@@ -68,7 +68,7 @@ int ApiUserCommand::Run(const boost::program_options::variables_map& vm, const s
 	String passwd = vm["passwd"].as<std::string>();
 	String salt = vm.count("salt") ? String(vm["salt"].as<std::string>()) : RandomString(8);
 
-	String hashedPassword = ApiUser::CreateHashedPasswordString(passwd, salt, true);
+	String hashedPassword = HashPassword(passwd, salt, true);
 
 	std::cout
 		<< "object ApiUser \"" << user << "\" {\n"

lib/remote/apiuser.cpp

@@ -31,7 +31,7 @@ void ApiUser::OnConfigLoaded(void)
 	ObjectImpl<ApiUser>::OnConfigLoaded();
 
 	if (this->GetPasswordHash().IsEmpty())
-		SetPasswordHash(CreateHashedPasswordString(GetPassword(), RandomString(8), true));
+		SetPasswordHash(HashPassword(GetPassword(), RandomString(8), true));
 }
 
 ApiUser::Ptr ApiUser::GetByClientCN(const String& cn)
@@ -44,23 +44,6 @@ ApiUser::Ptr ApiUser::GetByClientCN(const String& cn)
 	return nullptr;
 }
 
-bool ApiUser::ComparePassword(String password) const
-{
-	Dictionary::Ptr passwordDict = this->GetPasswordDict();
-	String thisPassword = passwordDict->Get("password");
-	String otherPassword = CreateHashedPasswordString(password, passwordDict->Get("salt"), false);
-
-	const char *p1 = otherPassword.CStr();
-	const char *p2 = thisPassword.CStr();
-
-	volatile char c = 0;
-
-	for (size_t i=0; i<64; ++i)
-		c |= p1[i] ^ p2[i];
-
-	return (c == 0);
-}
-
 Dictionary::Ptr ApiUser::GetPasswordDict(void) const
 {
 	String password = this->GetPasswordHash();
@@ -80,13 +63,3 @@ Dictionary::Ptr ApiUser::GetPasswordDict(void) const
 
 	return passwordDict;
 }
-
-String ApiUser::CreateHashedPasswordString(const String& password, const String& salt, const bool shadow)
-{
-	if (shadow)
-		//Using /etc/shadow password format. The 5 means SHA256 is being used
-		return String("$5$" + salt + "$" + PBKDF2_SHA256(password, salt, 1000));
-	else
-		return PBKDF2_SHA256(password, salt, 1000);
-
-}

lib/remote/apiuser.hpp

@@ -38,10 +38,8 @@ public:
 	virtual void OnConfigLoaded(void) override;
 
 	static ApiUser::Ptr GetByClientCN(const String& cn);
-	static String CreateHashedPasswordString(const String& password, const String& salt, const bool shadow = false);
 
 	Dictionary::Ptr GetPasswordDict(void) const;
-	bool ComparePassword(String password) const;
 };
 
 }

lib/remote/httpserverconnection.cpp

@@ -28,6 +28,7 @@
 #include "base/objectlock.hpp"
 #include "base/utility.hpp"
 #include "base/logger.hpp"
+#include "base/tlsutility.hpp"
 #include "base/exception.hpp"
 #include "base/convert.hpp"
 #include <boost/thread/once.hpp>
@@ -157,8 +158,13 @@ void HttpServerConnection::ProcessMessageAsync(HttpRequest& request)
 		user = ApiUser::GetByName(username);
 
 		/* Deny authentication if 1) given password is empty 2) configured password does not match. */
-		if (password.IsEmpty() || !user || !user->ComparePassword(password))
+		if (!user || password.IsEmpty())
 			user.reset();
+		else {
+			Dictionary::Ptr passwordDict = user->GetPasswordDict();
+			if (!ComparePassword(passwordDict->Get("password"), password, passwordDict->Get("salt")))
+				user.reset();
+		}
 	}
 
 	String requestUrl = request.RequestUrl->Format();

test/remote-user.cpp

@@ -36,7 +36,7 @@ BOOST_AUTO_TEST_CASE(password)
 	String passwd = RandomString(16);
 	String salt = RandomString(8);
 	user->SetPassword("ThisShouldBeIgnored");
-	user->SetPasswordHash(ApiUser::CreateHashedPasswordString(passwd, salt, true));
+	user->SetPasswordHash(HashPassword(passwd, salt, true));
 
 	BOOST_CHECK(user->GetPasswordHash() != passwd);
 
@@ -44,8 +44,8 @@ BOOST_AUTO_TEST_CASE(password)
 
 	BOOST_CHECK(passwdd);
 	BOOST_CHECK(passwdd->Get("salt") == salt);
-	BOOST_CHECK(user->ComparePassword(passwd));
+	BOOST_CHECK(ComparePassword(passwdd->Get("password"), passwd, salt));
-	BOOST_CHECK(!user->ComparePassword("wrong password uwu!"));
+	BOOST_CHECK(!ComparePassword(passwdd->Get("password"), "wrong password uwu!", salt));
 #endif
 }