update: Process Name prefix update commands

refs #1834

Change-Id: I18c86d0743b4a10ce3a8681f202b59a86602e43f
diff --git a/tests/update/test-prefix-update-processor.cpp b/tests/update/test-prefix-update-processor.cpp
new file mode 100644
index 0000000..adb13f4
--- /dev/null
+++ b/tests/update/test-prefix-update-processor.cpp
@@ -0,0 +1,241 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2015,  The University of Memphis,
+ *                           Regents of the University of California,
+ *                           Arizona Board of Regents.
+ *
+ * This file is part of NLSR (Named-data Link State Routing).
+ * See AUTHORS.md for complete list of NLSR authors and contributors.
+ *
+ * NLSR 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.
+ *
+ * NLSR 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
+ * NLSR, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+#include "update/prefix-update-processor.hpp"
+
+#include "../control-commands.hpp"
+#include "../test-common.hpp"
+#include "nlsr.hpp"
+
+#include <ndn-cxx/interest.hpp>
+#include <ndn-cxx/management/nfd-control-parameters.hpp>
+#include <ndn-cxx/security/key-chain.hpp>
+#include <ndn-cxx/util/dummy-client-face.hpp>
+
+#include <boost/filesystem.hpp>
+
+using namespace ndn;
+
+namespace nlsr {
+namespace update {
+namespace test {
+
+class PrefixUpdateFixture : public nlsr::test::BaseFixture
+{
+public:
+  PrefixUpdateFixture()
+    : face(ndn::util::makeDummyClientFace(g_ioService))
+    , siteIdentity(ndn::Name("/ndn/edu/test-site").appendVersion())
+    , opIdentity(ndn::Name(siteIdentity).append(ndn::Name("%C1.Operator")).appendVersion())
+    , nlsr(g_ioService, g_scheduler, *face)
+    , keyPrefix(("/ndn/broadcast"))
+    , updateProcessor(nlsr.getPrefixUpdateProcessor())
+    , SITE_CERT_PATH(boost::filesystem::current_path() / std::string("site.cert"))
+  {
+    createSiteCert();
+    BOOST_REQUIRE(siteCert != nullptr);
+
+    createOperatorCert();
+    BOOST_REQUIRE(opCert != nullptr);
+
+    const std::string CONFIG =
+      "rule\n"
+      "{\n"
+      "  id \"NLSR ControlCommand Rule\"\n"
+      "  for interest\n"
+      "  filter\n"
+      "  {\n"
+      "    type name\n"
+      "    regex ^<localhost><nlsr><prefix-update>[<advertise><withdraw>]<>$\n"
+      "  }\n"
+      "  checker\n"
+      "  {\n"
+      "    type customized\n"
+      "    sig-type rsa-sha256\n"
+      "    key-locator\n"
+      "    {\n"
+      "      type name\n"
+      "      regex ^([^<KEY><%C1.Operator>]*)<%C1.Operator>[^<KEY>]*<KEY><ksk-.*><ID-CERT>$\n"
+      "    }\n"
+      "  }\n"
+      "}\n"
+      "rule\n"
+      "{\n"
+      "  id \"NLSR Hierarchy Rule\"\n"
+      "  for data\n"
+      "  filter\n"
+      "  {\n"
+      "    type name\n"
+      "    regex ^[^<KEY>]*<KEY><ksk-.*><ID-CERT><>$\n"
+      "  }\n"
+      "  checker\n"
+      "  {\n"
+      "    type hierarchical\n"
+      "    sig-type rsa-sha256\n"
+      "  }\n"
+      "}\n"
+      "trust-anchor\n"
+      "{\n"
+      " type file\n"
+      " file-name \"site.cert\"\n"
+      "}\n";
+
+    const boost::filesystem::path CONFIG_PATH =
+      (boost::filesystem::current_path() / std::string("unit-test.conf"));
+
+    updateProcessor.getValidator().load(CONFIG, CONFIG_PATH.native());
+
+    // Insert certs after the validator is loaded since ValidatorConfig::load() clears
+    // the certificate cache
+    nlsr.addCertificateToCache(opCert);
+
+    // Set the network so the LSA prefix is constructed
+    nlsr.getConfParameter().setNetwork("/ndn");
+
+    // Initialize NLSR so a sync socket is created
+    nlsr.initialize();
+
+    // Listen on localhost prefix
+    updateProcessor.startListening();
+
+    face->processEvents(ndn::time::milliseconds(1));
+    face->sentInterests.clear();
+  }
+
+  void
+  createSiteCert()
+  {
+    // Site cert
+    keyChain.createIdentity(siteIdentity);
+    siteCertName = keyChain.getDefaultCertificateNameForIdentity(siteIdentity);
+    siteCert = keyChain.getCertificate(siteCertName);
+
+    ndn::io::save(*siteCert, SITE_CERT_PATH.string());
+  }
+
+  void
+  createOperatorCert()
+  {
+    // Operator cert
+    ndn::Name keyName = keyChain.generateRsaKeyPairAsDefault(opIdentity, true);
+
+    opCert = ndn::make_shared<ndn::IdentityCertificate>();
+    ndn::shared_ptr<ndn::PublicKey> pubKey = keyChain.getPublicKey(keyName);
+    opCertName = keyName.getPrefix(-1);
+    opCertName.append("KEY").append(keyName.get(-1)).append("ID-CERT").appendVersion();
+    opCert->setName(opCertName);
+    opCert->setNotBefore(time::system_clock::now() - time::days(1));
+    opCert->setNotAfter(time::system_clock::now() + time::days(1));
+    opCert->setPublicKeyInfo(*pubKey);
+    opCert->addSubjectDescription(CertificateSubjectDescription(ndn::oid::ATTRIBUTE_NAME,
+                                                                keyName.toUri()));
+    opCert->encode();
+
+    keyChain.signByIdentity(*opCert, siteIdentity);
+
+    keyChain.addCertificateAsIdentityDefault(*opCert);
+  }
+
+  bool
+  wasRoutingUpdatePublished()
+  {
+    const ndn::Name& lsaPrefix = nlsr.getConfParameter().getLsaPrefix();
+
+    const auto& it = std::find_if(face->sentDatas.begin(), face->sentDatas.end(),
+      [lsaPrefix] (const ndn::Data& data) {
+        return lsaPrefix.isPrefixOf(data.getName());
+      });
+
+    return (it != face->sentDatas.end());
+  }
+
+  ~PrefixUpdateFixture()
+  {
+    keyChain.deleteIdentity(siteIdentity);
+    keyChain.deleteIdentity(opIdentity);
+
+    boost::filesystem::remove(SITE_CERT_PATH);
+  }
+
+public:
+  shared_ptr<ndn::util::DummyClientFace> face;
+  ndn::KeyChain keyChain;
+
+  ndn::Name siteIdentity;
+  ndn::Name siteCertName;
+  shared_ptr<IdentityCertificate> siteCert;
+
+  ndn::Name opIdentity;
+  ndn::Name opCertName;
+  shared_ptr<IdentityCertificate> opCert;
+
+  Nlsr nlsr;
+  ndn::Name keyPrefix;
+  PrefixUpdateProcessor& updateProcessor;
+
+  const boost::filesystem::path SITE_CERT_PATH;
+};
+
+BOOST_FIXTURE_TEST_SUITE(TestPrefixUpdateProcessor, PrefixUpdateFixture)
+
+BOOST_AUTO_TEST_CASE(Basic)
+{
+  // Advertise
+  ndn::nfd::ControlParameters parameters;
+  parameters.setName("/prefix/to/advertise/");
+
+  ndn::Name advertiseCommand("/localhost/nlsr/prefix-update/advertise");
+  advertiseCommand.append(parameters.wireEncode());
+
+  shared_ptr<Interest> advertiseInterest = make_shared<Interest>(advertiseCommand);
+  keyChain.signByIdentity(*advertiseInterest, opIdentity);
+
+  face->receive(*advertiseInterest);
+  face->processEvents(ndn::time::milliseconds(1));
+
+  NamePrefixList& namePrefixList = nlsr.getNamePrefixList();
+
+  BOOST_REQUIRE_EQUAL(namePrefixList.getSize(), 1);
+  BOOST_CHECK_EQUAL(namePrefixList.getNameList().front(), parameters.getName());
+
+  BOOST_CHECK(wasRoutingUpdatePublished());
+  face->sentDatas.clear();
+
+  // Withdraw
+  ndn::Name withdrawCommand("/localhost/nlsr/prefix-update/withdraw");
+  withdrawCommand.append(parameters.wireEncode());
+
+  shared_ptr<Interest> withdrawInterest = make_shared<Interest>(withdrawCommand);
+  keyChain.signByIdentity(*withdrawInterest, opIdentity);
+
+  face->receive(*withdrawInterest);
+  face->processEvents(ndn::time::milliseconds(1));
+
+  BOOST_CHECK_EQUAL(namePrefixList.getSize(), 0);
+
+  BOOST_CHECK(wasRoutingUpdatePublished());
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+} // namespace test
+} // namespace update
+} // namespace nlsr
diff --git a/tests/wscript b/tests/wscript
index 9d8973b..3f3cbaf 100644
--- a/tests/wscript
+++ b/tests/wscript
@@ -28,7 +28,7 @@
             target='unit-tests-main',
             name='unit-tests-main',
             features='cxx',
-            source=bld.path.ant_glob(['*.cpp', 'utility/*.cpp', 'tlv/*.cpp', 'publisher/*.cpp']),
+            source=bld.path.ant_glob(['**/*.cpp'], excl=['nsync/**/*']),
             use='nlsr-objects',
           )