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-rw-r--r--Swiften/SASL/SConscript9
-rw-r--r--Swiften/SASL/UnitTest/WindowsServicePrincipalNameTest.cpp161
-rw-r--r--Swiften/SASL/WindowsServicePrincipalName.cpp106
-rw-r--r--Swiften/SASL/WindowsServicePrincipalName.h71
4 files changed, 347 insertions, 0 deletions
diff --git a/Swiften/SASL/SConscript b/Swiften/SASL/SConscript
index 6509547..faf6320 100644
--- a/Swiften/SASL/SConscript
+++ b/Swiften/SASL/SConscript
@@ -11,6 +11,11 @@ objects = myenv.SwiftenObject([
"DIGESTMD5Properties.cpp",
"DIGESTMD5ClientAuthenticator.cpp",
])
+if myenv["PLATFORM"] == "win32" :
+ objects += myenv.SwiftenObject([
+ "WindowsServicePrincipalName.cpp",
+ ])
+
swiften_env.Append(SWIFTEN_OBJECTS = [objects])
env.Append(UNITTEST_SOURCES = [
@@ -20,3 +25,7 @@ env.Append(UNITTEST_SOURCES = [
File("UnitTest/DIGESTMD5PropertiesTest.cpp"),
File("UnitTest/DIGESTMD5ClientAuthenticatorTest.cpp"),
])
+if myenv["PLATFORM"] == "win32" :
+ env.Append(UNITTEST_SOURCES = [
+ File("UnitTest/WindowsServicePrincipalNameTest.cpp"),
+ ])
diff --git a/Swiften/SASL/UnitTest/WindowsServicePrincipalNameTest.cpp b/Swiften/SASL/UnitTest/WindowsServicePrincipalNameTest.cpp
new file mode 100644
index 0000000..1b0e6f6
--- /dev/null
+++ b/Swiften/SASL/UnitTest/WindowsServicePrincipalNameTest.cpp
@@ -0,0 +1,161 @@
+/*
+ * Copyright (c) 2015 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
+ */
+
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <Swiften/SASL/WindowsServicePrincipalName.h>
+
+using namespace Swift;
+
+class WindowsServicePrincipalNameTest : public CppUnit::TestFixture {
+ CPPUNIT_TEST_SUITE(WindowsServicePrincipalNameTest);
+ CPPUNIT_TEST(testServiceClass);
+ CPPUNIT_TEST(testServiceName);
+ CPPUNIT_TEST(testInstanceName);
+ CPPUNIT_TEST(testInstancePort);
+ CPPUNIT_TEST(testReferrer);
+ CPPUNIT_TEST_SUITE_END();
+
+ public:
+ void testServiceClass() {
+ WindowsServicePrincipalName spn("mlink.adlon.isode.net");
+
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("xmpp/mlink.adlon.isode.net"));
+
+ spn.setServiceClass("ldap");
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("ldap/mlink.adlon.isode.net"));
+
+ spn.setServiceClass("中文");
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("中文/mlink.adlon.isode.net"));
+
+ try {
+ spn.setServiceClass("");
+ spn.toString();
+ CPPUNIT_ASSERT(false);
+ } catch (std::runtime_error) {
+ /* expected */
+ }
+
+ try {
+ spn.setServiceClass("xm/pp"); /* Foward slash not allowed */
+ spn.toString();
+ CPPUNIT_ASSERT(false);
+ } catch (std::runtime_error) {
+ /* expected */
+ }
+ }
+
+ void testServiceName() {
+ try {
+ WindowsServicePrincipalName spn("");
+ spn.toString();
+ CPPUNIT_ASSERT(false);
+ } catch (std::runtime_error) {
+ /* expected */
+ }
+
+ try {
+ WindowsServicePrincipalName spn2("mlink/adlon.isode.net"); /* Foward slash not allowed */
+ spn2.toString();
+ CPPUNIT_ASSERT(false);
+ } catch (std::runtime_error) {
+ /* expected */
+ }
+
+ WindowsServicePrincipalName spn3("mlinkÄ.adlon.isode.net");
+ CPPUNIT_ASSERT_EQUAL(spn3.toString(), std::string("xmpp/mlinkÄ.adlon.isode.net"));
+ }
+
+ void testInstanceName() {
+ WindowsServicePrincipalName spn("adlon.isode.net");
+
+ spn.setInstanceName("mlink.adlon.isode.net");
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("xmpp/mlink.adlon.isode.net/adlon.isode.net"));
+
+ spn.setInstanceName("127.0.0.1");
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("xmpp/127.0.0.1/adlon.isode.net"));
+
+ spn.setInstanceName("");
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("xmpp/adlon.isode.net"));
+
+ spn.setInstanceName("cañón.adlon.isode.net");
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("xmpp/cañón.adlon.isode.net/adlon.isode.net"));
+
+ try {
+ spn.setInstanceName("mlink/adlon.isode.net"); /* Foward slash not allowed */
+ spn.toString();
+ CPPUNIT_ASSERT(false);
+ } catch (std::runtime_error) {
+ /* expected */
+ }
+ }
+
+ void testInstancePort() {
+ WindowsServicePrincipalName spn("adlon.isode.net");
+
+ spn.setInstanceName("mlink.adlon.isode.net");
+ spn.setInstancePort(6222);
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("xmpp/mlink.adlon.isode.net:6222/adlon.isode.net"));
+
+ spn.setInstancePort(0);
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("xmpp/mlink.adlon.isode.net/adlon.isode.net"));
+
+ WindowsServicePrincipalName spn2("mlink.adlon.isode.net");
+
+ spn2.setInstancePort(6222);
+ CPPUNIT_ASSERT_EQUAL(spn2.toString(), std::string("xmpp/mlink.adlon.isode.net:6222"));
+
+ spn2.setInstancePort(0);
+ CPPUNIT_ASSERT_EQUAL(spn2.toString(), std::string("xmpp/mlink.adlon.isode.net"));
+ }
+
+ void testReferrer() {
+ WindowsServicePrincipalName spn("127.0.0.1");
+
+ spn.setReferrer("referrer.net");
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("xmpp/127.0.0.1/referrer.net"));
+
+ spn.setInstancePort(6222);
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("xmpp/127.0.0.1:6222/referrer.net"));
+
+ spn.setReferrer("हिन्दी.net");
+ CPPUNIT_ASSERT_EQUAL(spn.toString(), std::string("xmpp/127.0.0.1:6222/हिन्दी.net"));
+
+ try {
+ spn.setReferrer("referrer/net"); /* Foward slash not allowed */
+ spn.toString();
+ CPPUNIT_ASSERT(false);
+ } catch (std::runtime_error) {
+ /* expected */
+ }
+
+ try {
+ spn.setReferrer(""); /* seems like you must have referrer with an IP */
+ spn.toString();
+ CPPUNIT_ASSERT(false);
+ } catch (std::runtime_error) {
+ /* expected */
+ }
+
+ WindowsServicePrincipalName spn2("mlink.adlon.isode.net");
+
+ spn2.setReferrer("referrer.net"); /* Referrer ignored if service name is not IP */
+ CPPUNIT_ASSERT_EQUAL(spn2.toString(), std::string("xmpp/mlink.adlon.isode.net"));
+
+ spn2.setReferrer("referrer/net"); /* Referrer ignored if service name is not IP */
+ CPPUNIT_ASSERT_EQUAL(spn2.toString(), std::string("xmpp/mlink.adlon.isode.net"));
+
+ WindowsServicePrincipalName spn3("adlon.isode.net");
+
+ spn3.setInstanceName("mlink.adlon.isode.net");
+ spn3.setInstancePort(6222);
+ spn3.setReferrer("referrer.net"); /* Referrer ignored if service name is not IP */
+ CPPUNIT_ASSERT_EQUAL(spn3.toString(), std::string("xmpp/mlink.adlon.isode.net:6222/adlon.isode.net"));
+
+ }
+};
+
+CPPUNIT_TEST_SUITE_REGISTRATION(WindowsServicePrincipalNameTest);
diff --git a/Swiften/SASL/WindowsServicePrincipalName.cpp b/Swiften/SASL/WindowsServicePrincipalName.cpp
new file mode 100644
index 0000000..187e9ac
--- /dev/null
+++ b/Swiften/SASL/WindowsServicePrincipalName.cpp
@@ -0,0 +1,106 @@
+/*
+ * Copyright (c) 2015 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
+ */
+
+#include <Swiften/SASL/WindowsServicePrincipalName.h>
+
+#include <vector>
+
+#include <Ntdsapi.h>
+
+#include <Swiften/Base/ByteArray.h>
+#include <Swiften/Base/Log.h>
+#include <Swiften/Base/String.h>
+
+namespace Swift {
+
+WindowsServicePrincipalName::WindowsServicePrincipalName(const std::string& serviceName) : serviceClass_(L"xmpp"), instancePort_(0) {
+ serviceName_ = convertStringToWString(serviceName);
+}
+
+WindowsServicePrincipalName::~WindowsServicePrincipalName() {
+}
+
+void WindowsServicePrincipalName::setServiceClass(const std::string& serviceClass) {
+ serviceClass_ = convertStringToWString(serviceClass);
+}
+
+void WindowsServicePrincipalName::setInstanceName(const std::string& instanceName) {
+ instanceName_ = convertStringToWString(instanceName);
+}
+
+void WindowsServicePrincipalName::setReferrer(const std::string& referrer) {
+ referrer_ = convertStringToWString(referrer);
+}
+
+std::string WindowsServicePrincipalName::toString() {
+ DWORD length = 512;
+ DWORD status = ERROR_BUFFER_OVERFLOW;
+ bool firstCall = true;
+ std::string str;
+
+ while (status == ERROR_BUFFER_OVERFLOW) {
+ std::vector<wchar_t> value(length);
+
+ /* length after this call will contain the required length if current length is not enough - so the next call should succeed */
+ status = dsMakeSpn(&length, vecptr(value));
+ if (status == ERROR_SUCCESS) {
+ str = convertWStringToString(std::wstring(vecptr(value), length-1 /* trailing 0 character */));
+ break;
+ }
+
+ if ((firstCall == false) || (status != ERROR_BUFFER_OVERFLOW)) {
+ std::stringstream errorString;
+ boost::system::error_code errorCode(status, boost::system::system_category());
+
+ errorString << "Error creating Service Principal Name: status: 0x" << std::hex << status << ": " << errorCode.message();
+
+ /* Any other error will be a programming error */
+ throw std::runtime_error(errorString.str());
+ }
+
+ firstCall = false;
+ }
+
+ SWIFT_LOG(debug) << "SPN: " << str << std::endl;
+ return str;
+}
+
+DWORD WindowsServicePrincipalName::dsMakeSpn(DWORD* length, wchar_t* value) {
+ DWORD status;
+
+#ifdef UNICODE
+ SWIFT_LOG(debug) << "UNICODE is defined" << std::endl;
+#else
+ SWIFT_LOG(debug) << "UNICODE is not defined" << std::endl;
+#endif
+
+ SWIFT_LOG(debug) << "serviceClass_: " << convertWStringToString(serviceClass_.c_str()) << std::endl;
+ SWIFT_LOG(debug) << "serviceName_: " << convertWStringToString(serviceName_.c_str()) << std::endl;
+ SWIFT_LOG(debug) << "instanceName_: " << convertWStringToString(instanceName_.c_str()) << std::endl;
+ SWIFT_LOG(debug) << "referrer_: " << convertWStringToString(referrer_.c_str()) << std::endl;
+ SWIFT_LOG(debug) << "instancePort_: " << instancePort_ << std::endl;
+ SWIFT_LOG(debug) << "length: " << *length << std::endl;
+
+ /* Call the Unicode function because that is recommended:
+https://msdn.microsoft.com/en-us/library/windows/desktop/ff381407%28v=vs.85%29.aspx */
+ status = DsMakeSpnW(
+ serviceClass_.c_str(),
+ serviceName_.c_str(),
+ instanceName_.empty() ? NULL : instanceName_.c_str(),
+ instancePort_,
+ referrer_.empty() ? NULL : referrer_.c_str(),
+ length,
+ value);
+ if (status != ERROR_SUCCESS) {
+ boost::system::error_code errorCode(status, boost::system::system_category());
+
+ SWIFT_LOG(debug) << std::hex << "status: 0x" << status << ": " << errorCode.message() << std::endl;
+ }
+
+ return status;
+}
+
+}
diff --git a/Swiften/SASL/WindowsServicePrincipalName.h b/Swiften/SASL/WindowsServicePrincipalName.h
new file mode 100644
index 0000000..dc97c93
--- /dev/null
+++ b/Swiften/SASL/WindowsServicePrincipalName.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2015 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
+ */
+
+#pragma once
+
+#include <string>
+
+#include <Windows.h>
+
+#include <Swiften/Base/API.h>
+
+namespace Swift {
+ /*
+ * This represents the SPN used on Windows to identify a service
+ * instance.
+ */
+ class SWIFTEN_API WindowsServicePrincipalName {
+ public:
+ /*
+ * This assigns the provided service name,
+ * "xmpp" service class, no instance name or referrer,
+ * and default port. All of these (except the service
+ * name) can be set to other values using the provided
+ * methods.
+ * If the constructor is called with the service name
+ * "hostname.example.com" and the provided methods are
+ * not used to change the defaults, then toString()
+ * will return the SPN "xmpp/hostname.example.com".
+ */
+ WindowsServicePrincipalName(const std::string& serviceName);
+
+ ~WindowsServicePrincipalName();
+
+ void setServiceClass(const std::string& serviceClass);
+
+ void setInstanceName(const std::string& instanceName);
+
+ void setReferrer(const std::string& referrer);
+
+ /*
+ * This sets a non-default port for the service. Note
+ * that the default value is 0 which indicates the
+ * default port for the service. So if the XMPP service
+ * is using the default port of 5222 for client
+ * connections, then do not set the port to 5222 but let
+ * it remain 0 to indicate that the default port is
+ * used.
+ */
+ void setInstancePort(short int instancePort) { instancePort_ = instancePort; }
+
+ /*
+ * This follows the rules of SPN creation on Windows and
+ * returns the SPN string constructed from the set
+ * values.
+ */
+ std::string toString();
+
+ private:
+ DWORD dsMakeSpn(DWORD* length, wchar_t* value);
+
+ private:
+ std::wstring serviceClass_;
+ std::wstring serviceName_;
+ std::wstring instanceName_;
+ USHORT instancePort_;
+ std::wstring referrer_;
+ };
+}