[1239] Test for TX/RX of DHCPv4 packets implemented.

src/lib/dhcp/iface_mgr.cc

@@ -148,6 +148,8 @@ void IfaceMgr::closeSockets() {
 IfaceMgr::~IfaceMgr() {
     // control_buf_ is deleted automatically (scoped_ptr)
     control_buf_len_ = 0;
+
+    closeSockets();
 }
 
 void

src/lib/dhcp/iface_mgr.h

@@ -326,7 +326,7 @@ protected:
     /// anyone to create instances of IfaceMgr. Use instance() method instead.
     IfaceMgr();
 
-    ~IfaceMgr();
+    virtual ~IfaceMgr();
 
     /// @brief Opens IPv4 socket.
     ///

src/lib/dhcp/tests/iface_mgr_unittest.cc

@@ -356,6 +356,90 @@ TEST_F(IfaceMgrTest, sendReceive6) {
     delete ifacemgr;
 }
 
+TEST_F(IfaceMgrTest, sendReceive4) {
+
+    // testing socket operation in a portable way is tricky
+    // without interface detection implemented
+    createLoInterfacesTxt();
+
+    NakedIfaceMgr* ifacemgr = new NakedIfaceMgr();
+
+    // let's assume that every supported OS have lo interface
+    IOAddress loAddr("127.0.0.1");
+    int socket1 = 0, socket2 = 0;
+    EXPECT_NO_THROW(
+        socket1 = ifacemgr->openSocket(LOOPBACK, loAddr, DHCP4_SERVER_PORT + 10000);
+        socket2 = ifacemgr->openSocket(LOOPBACK, loAddr, DHCP4_SERVER_PORT + 10000 + 1);
+    );
+
+    boost::shared_ptr<Pkt4> sendPkt(new Pkt4(DHCPDISCOVER, 1234) );
+
+    sendPkt->setLocalAddr(IOAddress("127.0.0.1"));
+
+    sendPkt->setLocalPort(DHCP4_SERVER_PORT + 10000 + 1);
+    sendPkt->setRemotePort(DHCP4_SERVER_PORT + 10000);
+    sendPkt->setRemoteAddr(IOAddress("127.0.0.1"));
+    sendPkt->setIndex(1);
+    sendPkt->setIface(string(LOOPBACK));
+    sendPkt->setHops(6);
+    sendPkt->setSecs(42);
+    sendPkt->setCiaddr(IOAddress("192.0.2.1"));
+    sendPkt->setSiaddr(IOAddress("192.0.2.2"));
+    sendPkt->setYiaddr(IOAddress("192.0.2.3"));
+    sendPkt->setGiaddr(IOAddress("192.0.2.4"));
+
+    uint8_t sname[] = "That's just a string that will act as SNAME";
+    sendPkt->setSname(sname, strlen((const char*)sname));
+    uint8_t file[] = "/another/string/that/acts/as/a/file_name.txt";
+    sendPkt->setFile(file, strlen((const char*)file));
+
+    ASSERT_NO_THROW(
+        sendPkt->pack();
+    );
+
+    boost::shared_ptr<Pkt4> rcvPkt;
+
+    EXPECT_EQ(true, ifacemgr->send(sendPkt));
+
+    rcvPkt = ifacemgr->receive4();
+
+    ASSERT_TRUE( rcvPkt ); // received our own packet
+
+    ASSERT_NO_THROW(
+        rcvPkt->unpack();
+    );
+
+    // let's check that we received what was sent
+    EXPECT_EQ(sendPkt->len(), rcvPkt->len());
+
+    EXPECT_EQ(sendPkt->getRemoteAddr().toText(), rcvPkt->getLocalAddr().toText());
+    EXPECT_EQ(sendPkt->getRemotePort(), rcvPkt->getLocalPort());
+
+    // now let's check content
+    EXPECT_EQ(sendPkt->getHops(), rcvPkt->getHops());
+    EXPECT_EQ(sendPkt->getOp(),   rcvPkt->getOp());
+    EXPECT_EQ(sendPkt->getSecs(), rcvPkt->getSecs());
+    EXPECT_EQ(sendPkt->getFlags(), rcvPkt->getFlags());
+    EXPECT_EQ(sendPkt->getCiaddr(), rcvPkt->getCiaddr());
+    EXPECT_EQ(sendPkt->getSiaddr(), rcvPkt->getSiaddr());
+    EXPECT_EQ(sendPkt->getYiaddr(), rcvPkt->getYiaddr());
+    EXPECT_EQ(sendPkt->getGiaddr(), rcvPkt->getGiaddr());
+    EXPECT_EQ(sendPkt->getTransid(), rcvPkt->getTransid());
+    EXPECT_EQ(sendPkt->getType(), rcvPkt->getType());
+    EXPECT_TRUE(sendPkt->getSname() == rcvPkt->getSname());
+    EXPECT_TRUE(sendPkt->getFile() == rcvPkt->getFile());
+    EXPECT_EQ(sendPkt->getHtype(), rcvPkt->getHtype());
+    EXPECT_EQ(sendPkt->getHlen(), rcvPkt->getHlen());
+
+    // since we opened 2 sockets on the same interface and none of them is multicast,
+    // none is preferred over the other for sending data, so we really should not
+    // assume the one or the other will always be choosen for sending data. We should
+    // skip checking source port of sent address.
+
+    delete ifacemgr;
+}
+
+
 TEST_F(IfaceMgrTest, socket4) {
 
     createLoInterfacesTxt();

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+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: check-am
+all-am: Makefile $(PROGRAMS)
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	  `test -z '$(STRIP)' || \
+	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+	-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstPROGRAMS \
+	mostlyclean-am
+
+distclean: distclean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-dvi-am:
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-html-am:
+
+install-info: install-info-am
+
+install-info-am:
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-pdf-am:
+
+install-ps: install-ps-am
+
+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+	clean-libtool clean-noinstPROGRAMS ctags distclean \
+	distclean-compile distclean-generic distclean-libtool \
+	distclean-tags distdir dvi dvi-am html html-am info info-am \
+	install install-am install-data install-data-am install-dvi \
+	install-dvi-am install-exec install-exec-am install-html \
+	install-html-am install-info install-info-am install-man \
+	install-pdf install-pdf-am install-ps install-ps-am \
+	install-strip installcheck installcheck-am installdirs \
+	maintainer-clean maintainer-clean-generic mostlyclean \
+	mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
+	pdf pdf-am ps ps-am tags uninstall uninstall-am
+
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT: