[master] Merge branch 'trac3508' (version reporting)

Conflicts:
	ChangeLog

ChangeLog

+818.	[func]		tomek
+	DHCPv4,DHCPv6 and DDNS components now report their versions.
+	(Trac #3508, git 3f46c74ffa0ea1197e1fa62cb2f6580931be35f3)
+
 817.	[bug]		marcin
 	DHCPv4 and DHCPv6 servers will log an error during an attempt to
 	open socket on the interface which is down or not configured.

configure.ac

@@ -29,6 +29,19 @@ AC_CONFIG_MACRO_DIR([m4macros])
 # Checks for programs.
 AC_PROG_CXX
 
+# Check for exact Kea version.
+AC_MSG_CHECKING(whether this is a tarball or git source)
+if test -d "${srcdir}/.git"; then
+	KEA_SRCID="git `(cd "${top_srcdir}";git rev-parse HEAD)`"
+        AC_MSG_RESULT("git")
+else
+        KEA_SRCID="tarball"
+        AC_MSG_RESULT("tarball")
+fi
+# Export EXTENDED_VERSION to config.h
+# This will be either "tarball" or "git abcd".
+AC_DEFINE_UNQUOTED([EXTENDED_VERSION], ["${KEA_SRCID}"], [Extended Kea version])
+
 # Enable low-performing debugging facilities? This option optionally
 # enables some debugging aids that perform slowly and hence aren't built
 # by default.
@@ -1481,6 +1494,11 @@ AC_OUTPUT
 dnl Print the results
 dnl
 
+EXTENDED_VERSION=${PACKAGE_VERSION}
+if test "$KEA_SRCID" != ""; then
+   EXTENDED_VERSION="${EXTENDED_VERSION} ($KEA_SRCID)"
+fi
+
 cat > config.report << END
 
        Kea source configure results:
@@ -1489,6 +1507,7 @@ cat > config.report << END
 Package:
   Name:            ${PACKAGE_NAME}
   Version:         ${PACKAGE_VERSION}
+  Extended version:${EXTENDED_VERSION}
   OS Family:       ${OS_TYPE}
   Using GNU sed:   ${GNU_SED}
 

doc/examples/kea6/simple.json

@@ -31,7 +31,7 @@
 # least subnet and pool entries.
   "subnet6": [ 
     {
-      "pool": [ "2001:db8:1::/80" ],
+      "pools": [ { "pool": "2001:db8:1::/80" } ],
       "subnet": "2001:db8:1::/64",
       "interface": "eth0"
     }

doc/guide/ddns.xml

@@ -58,9 +58,41 @@
       Kea, is a separate binary that can be run on its own or through
       <command>keactl</command> (see <xref linkend="keactrl"/>). In
       normal operation, controlling <command>kea-dhcp-ddns</command>
-      with <command>keactl</command> is recommended.
+      with <command>keactl</command> is recommended. However, it is also
+      possible to run the DHCP-DDNS server directly. It accepts the
+      following command-line switches:
       </para>
 
+      <itemizedlist>
+          <listitem>
+            <simpara>
+            <command>-c <replaceable>file</replaceable></command> -
+            specifies the configuration file. This is the only mandatory
+            switch.</simpara>
+          </listitem>
+          <listitem>
+            <simpara>
+            <command>-d</command> - specifies whether the server
+            logging should be switched to debug/verbose mode. In verbose mode,
+            the logging severity and debuglevel specified in a configuration
+            file are ignored and "debug" severity and the maximum debuglevel
+            (99) are assumed. The flag is convenient, for temporarily
+            switching the server into maximum verbosity, e.g. when
+            debugging.</simpara>
+          </listitem>
+          <listitem>
+            <simpara>
+              <command>-v</command> - prints out Kea version and exits.
+            </simpara>
+          </listitem>
+          <listitem>
+            <simpara>
+              <command>-V</command> - prints out Kea extended version with
+              additional parameters and exits.
+            </simpara>
+          </listitem>
+      </itemizedlist>
+
       <para>
       Upon start up the module will load its configuration and begin listening
       for NCRs based on that configuration.

doc/guide/dhcp4-srv.xml

@@ -28,8 +28,8 @@
           </listitem>
           <listitem>
             <simpara>
-            <command>-v</command> - specifies whether the server
-            logging should be switched to verbose mode. In verbose mode,
+            <command>-d</command> - specifies whether the server
+            logging should be switched to debug/verbose mode. In verbose mode,
             the logging severity and debuglevel specified in a configuration
             file are ignored and "debug" severity and the maximum debuglevel
             (99) are assumed. The flag is convenient, for temporarily
@@ -44,6 +44,17 @@
             ports other than default DHCPv4 ports will not be able to
             handle regular DHCPv4 queries.</simpara>
           </listitem>
+          <listitem>
+            <simpara>
+              <command>-v</command> - prints out Kea version and exits.
+            </simpara>
+          </listitem>
+          <listitem>
+            <simpara>
+              <command>-V</command> - prints out Kea extended version with
+              additional parameters and exits.
+            </simpara>
+          </listitem>
       </itemizedlist>
 
       <para>

doc/guide/dhcp6-srv.xml

@@ -42,6 +42,17 @@
             ports other than default DHCPv6 ports will not be able to
             handle regular DHCPv6 queries.</simpara>
           </listitem>
+          <listitem>
+            <simpara>
+              <command>-v</command> - prints out Kea version and exits.
+            </simpara>
+          </listitem>
+          <listitem>
+            <simpara>
+              <command>-V</command> - prints out Kea extended version with
+              additional parameters and exits.
+            </simpara>
+          </listitem>
       </itemizedlist>
 
       <para>

src/bin/d2/d2_messages.mes

@@ -457,9 +457,9 @@ error after receiving a signal.  This is a programmatic error and should be
 reported.  While The application will likely continue to operating, it may be
 unable to respond correctly to signals.
 
-% DHCP_DDNS_STARTING DHCP-DDNS starting, pid: %1
+% DHCP_DDNS_STARTING DHCP-DDNS starting, pid: %1, version: %2
 This is an informational message issued when controller for the
-service first starts.
+service first starts. Version is also reported.
 
 % DHCP_DDNS_STARTING_TRANSACTION Transaction Key: %1
 This is a debug message issued when DHCP-DDNS has begun a transaction for

src/bin/d2/d_controller.cc

@@ -12,7 +12,7 @@
 // OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 // PERFORMANCE OF THIS SOFTWARE.
 
-
+#include <config.h>
 #include <d2/d2_log.h>
 #include <config/ccsession.h>
 #include <d2/d_controller.h>
@@ -21,6 +21,7 @@
 #include <dhcpsrv/configuration.h>
 
 #include <sstream>
+#include <unistd.h>
 
 namespace isc {
 namespace d2 {
@@ -68,7 +69,7 @@ DControllerBase::launch(int argc, char* argv[], const bool test_mode) {
     // Log the starting of the service.  Although this is the controller
     // module, use a "DHCP_DDNS_" prefix to the module (to conform to the
     // principle of least astonishment).
-    LOG_INFO(dctl_logger, DHCP_DDNS_STARTING).arg(getpid());
+    LOG_INFO(dctl_logger, DHCP_DDNS_STARTING).arg(getpid()).arg(VERSION);
     try {
         // Step 2 is to create and initialize the application process object.
         initProcess();
@@ -132,14 +133,24 @@ DControllerBase::parseArgs(int argc, char* argv[])
     int ch;
     opterr = 0;
     optind = 1;
-    std::string opts("vc:" + getCustomOpts());
+    std::string opts("dvVc:" + getCustomOpts());
     while ((ch = getopt(argc, argv, opts.c_str())) != -1) {
         switch (ch) {
-        case 'v':
+        case 'd':
             // Enables verbose logging.
             verbose_ = true;
             break;
 
+        case 'v':
+            // Print just Kea version and exit
+            std::cout << getVersion(false) << std::endl;
+            exit(EXIT_SUCCESS);
+
+        case 'V':
+            // Print extended Kea version and exit
+            std::cout << getVersion(true) << std::endl;
+            exit(EXIT_SUCCESS);
+            
         case 'c':
             // config file name
             if (optarg == NULL) {
@@ -399,7 +410,10 @@ DControllerBase::usage(const std::string & text)
     std::cerr << "Usage: " << bin_name_ <<  std::endl
               << "  -c <config file name> : mandatory,"
               <<   " specifies name of configuration file " << std::endl
-              << "  -v: optional, verbose output " << std::endl;
+              << "  -d: optional, verbose output " << std::endl
+              << "  -v: print version number and exit" << std::endl
+              << "  -V: print extended version information and exit"
+              << std::endl;
 
     // add any derivation specific usage
     std::cerr << getUsageText() << std::endl;
@@ -422,3 +436,19 @@ dhcp::Daemon::loggerInit(const char* log_name, bool verbose) {
 }
 
 }; // namespace isc
+
+std::string
+isc::dhcp::Daemon::getVersion(bool extended) {
+    std::stringstream tmp;
+
+    tmp << VERSION;
+    if (extended) {
+        tmp << std::endl << EXTENDED_VERSION;
+
+        // @todo print more details (is it Botan or OpenSSL build,
+        // with or without MySQL/Postgres? What compilation options were
+        // used? etc)
+    }
+
+    return (tmp.str());
+}

src/bin/d2/tests/d2_process_tests.sh.in

@@ -16,6 +16,8 @@
 CFG_FILE=@abs_top_builddir@/src/bin/d2/tests/test_config.json
 # Path to the D2 log file.
 LOG_FILE=@abs_top_builddir@/src/bin/d2/tests/test.log
+# Expected version
+EXPECTED_VERSION="@PACKAGE_VERSION@"
 # D2 configuration to be stored in the configuration file.
 CONFIG="{
     \"DhcpDdns\":
@@ -236,3 +238,4 @@ shutdown_test() {
 dynamic_reconfiguration_test
 shutdown_test "dhcp-ddns.sigterm_test" 15
 shutdown_test "dhcp-ddns.sigint_test" 2
+version_test "dhcp-ddns.version"

src/bin/dhcp4/dhcp4_messages.mes

@@ -351,9 +351,10 @@ core component within the DHCPv4 server (the Dhcpv4 server object)
 has failed.  As a result, the server will exit.  The reason for the
 failure is given within the message.
 
-% DHCP4_STARTING server starting
+% DHCP4_STARTING Kea DHCPv4 server version %1 starting
 This informational message indicates that the DHCPv4 server has
-processed any command-line switches and is starting.
+processed any command-line switches and is starting. The version
+is also printed.
 
 % DHCP4_START_INFO pid: %1, port: %2, verbose: %3
 This is a debug message issued during the DHCPv4 server startup.

src/bin/dhcp4/dhcp4_srv.cc

@@ -2036,5 +2036,21 @@ Dhcpv4Srv::d2ClientErrorHandler(const
     CfgMgr::instance().getD2ClientMgr().suspendUpdates();
 }
 
+std::string
+Daemon::getVersion(bool extended) {
+    std::stringstream tmp;
+
+    tmp << VERSION;
+    if (extended) {
+        tmp << endl << EXTENDED_VERSION;
+
+        // @todo print more details (is it Botan or OpenSSL build,
+        // with or without MySQL/Postgres? What compilation options were
+        // used? etc)
+    }
+
+    return (tmp.str());
+}
+
 }   // namespace dhcp
 }   // namespace isc

src/bin/dhcp4/main.cc

@@ -41,13 +41,21 @@ const char* const DHCP4_NAME = "kea-dhcp4";
 
 const char* const DHCP4_LOGGER_NAME = "kea-dhcp4";
 
+/// @brief Prints Kea Usage and exits
+///
+/// Note: This function never returns. It terminates the process.
 void
 usage() {
-    cerr << "Usage: " << DHCP4_NAME << " [-v] [-p number] [-c file]" << endl;
-    cerr << "  -v: verbose output" << endl;
+    cerr << "Kea DHCPv4 server, version " << VERSION << endl;
+    cerr << endl;
+    cerr << "Usage: " << DHCP4_NAME
+         << " [-v] [-V] [-d] [-p number] [-c file]" << endl;
+    cerr << "  -c file: specify configuration file" << endl;
+    cerr << "  -d: debug mode with extra verbosity (former -v)" << endl;
     cerr << "  -p number: specify non-standard port number 1-65535 "
          << "(useful for testing only)" << endl;
-    cerr << "  -c file: specify configuration file" << endl;
+    cerr << "  -v: print version number and exit" << endl;
+    cerr << "  -V: print extended version and exit" << endl;
     exit(EXIT_FAILURE);
 }
 } // end of anonymous namespace
@@ -62,12 +70,20 @@ main(int argc, char* argv[]) {
     // The standard config file
     std::string config_file("");
 
-    while ((ch = getopt(argc, argv, "vp:c:")) != -1) {
+    while ((ch = getopt(argc, argv, "dvVp:c:")) != -1) {
         switch (ch) {
-        case 'v':
+        case 'd':
             verbose_mode = true;
             break;
 
+        case 'v':
+            cout << Daemon::getVersion(false) << endl;
+            return (EXIT_SUCCESS);
+
+        case 'V':
+            cout << Daemon::getVersion(false) << endl;
+            return (EXIT_SUCCESS);
+
         case 'p':
             try {
                 port_number = boost::lexical_cast<int>(optarg);
@@ -111,7 +127,7 @@ main(int argc, char* argv[]) {
         LOG_DEBUG(dhcp4_logger, DBG_DHCP4_START, DHCP4_START_INFO)
             .arg(getpid()).arg(port_number).arg(verbose_mode ? "yes" : "no");
 
-        LOG_INFO(dhcp4_logger, DHCP4_STARTING);
+        LOG_INFO(dhcp4_logger, DHCP4_STARTING).arg(VERSION);
 
         // Create the server instance.
         ControlledDhcpv4Srv server(port_number);

src/bin/dhcp4/tests/dhcp4_process_tests.sh.in

@@ -16,6 +16,8 @@
 CFG_FILE=@abs_top_builddir@/src/bin/dhcp4/tests/test_config.json
 # Path to the Kea log file.
 LOG_FILE=@abs_top_builddir@/src/bin/dhcp4/tests/test.log
+# Expected version
+EXPECTED_VERSION="@PACKAGE_VERSION@"
 # Kea configuration to be stored in the configuration file.
 CONFIG="{
     \"Dhcp4\":
@@ -256,3 +258,4 @@ shutdown_test() {
 dynamic_reconfiguration_test
 shutdown_test "dhcpv4.sigterm_test" 15
 shutdown_test "dhcpv4.sigint_test" 2
+version_test "dhcpv4.version"

src/bin/dhcp6/dhcp6_messages.mes

@@ -540,9 +540,10 @@ standalone mode, not connected to the message queue.  Standalone mode
 is only useful during program development, and should not be used in a
 production environment.
 
-% DHCP6_STARTING server starting
+% DHCP6_STARTING Kea DHCPv6 server version %1 starting
 This informational message indicates that the IPv6 DHCP server has
-processed any command-line switches and is starting.
+processed any command-line switches and is starting. The version
+is also printed.
 
 % DHCP6_START_INFO pid: %1, port: %2, verbose: %3
 This is a debug message issued during the IPv6 DHCP server startup.

src/bin/dhcp6/dhcp6_srv.cc

@@ -2697,5 +2697,21 @@ Dhcpv6Srv::d2ClientErrorHandler(const
     CfgMgr::instance().getD2ClientMgr().suspendUpdates();
 }
 
+std::string
+Daemon::getVersion(bool extended) {
+    std::stringstream tmp;
+
+    tmp << VERSION;
+    if (extended) {
+        tmp << endl << EXTENDED_VERSION;
+
+        // @todo print more details (is it Botan or OpenSSL build,
+        // with or without MySQL/Postgres? What compilation options were
+        // used? etc)
+    }
+
+    return (tmp.str());
+}
+
 };
 };

src/bin/dhcp6/main.cc

@@ -41,13 +41,21 @@ const char* const DHCP6_NAME = "kea-dhcp6";
 
 const char* const DHCP6_LOGGER_NAME = "kea-dhcp6";
 
+/// @brief Prints Kea Usage and exits
+///
+/// Note: This function never returns. It terminates the process.
 void
 usage() {
-    cerr << "Usage: " << DHCP6_NAME << " [-v] [-p port_number] [-c cfgfile]" << endl;
-    cerr << "  -v: verbose output" << endl;
+    cerr << "Kea DHCPv6 server, version " << VERSION << endl;
+    cerr << endl;
+    cerr << "Usage: " << DHCP6_NAME
+         << " [-c cfgfile] [-v] [-V] [-d] [-p port_number]" << endl;
+    cerr << "  -c file: specify configuration file" << endl;
+    cerr << "  -v: print version number and exit." << endl;
+    cerr << "  -V: print extended version and exit" << endl;
+    cerr << "  -d: debug mode with extra verbosity (former -v)" << endl;
     cerr << "  -p number: specify non-standard port number 1-65535 "
          << "(useful for testing only)" << endl;
-    cerr << "  -c file: specify configuration file" << endl;
     exit(EXIT_FAILURE);
 }
 } // end of anonymous namespace
@@ -62,12 +70,20 @@ main(int argc, char* argv[]) {
     // The standard config file
     std::string config_file("");
 
-    while ((ch = getopt(argc, argv, "vp:c:")) != -1) {
+    while ((ch = getopt(argc, argv, "dvVp:c:")) != -1) {
         switch (ch) {
-        case 'v':
+        case 'd':
             verbose_mode = true;
             break;
 
+        case 'v':
+            cout << Daemon::getVersion(false) << endl;
+            return (EXIT_SUCCESS);
+
+        case 'V':
+            cout << Daemon::getVersion(true) << endl;
+            return (EXIT_SUCCESS);
+
         case 'p': // port number
             try {
                 port_number = boost::lexical_cast<int>(optarg);
@@ -112,7 +128,7 @@ main(int argc, char* argv[]) {
         LOG_DEBUG(dhcp6_logger, DBG_DHCP6_START, DHCP6_START_INFO)
             .arg(getpid()).arg(port_number).arg(verbose_mode ? "yes" : "no");
 
-        LOG_INFO(dhcp6_logger, DHCP6_STARTING);
+        LOG_INFO(dhcp6_logger, DHCP6_STARTING).arg(VERSION);
 
         // Create the server instance.
         ControlledDhcpv6Srv server(port_number);

src/bin/dhcp6/tests/dhcp6_process_tests.sh.in

@@ -16,6 +16,8 @@
 CFG_FILE=@abs_top_builddir@/src/bin/dhcp6/tests/test_config.json
 # Path to the Kea log file.
 LOG_FILE=@abs_top_builddir@/src/bin/dhcp6/tests/test.log
+# Expected version
+EXPECTED_VERSION="@PACKAGE_VERSION@"
 # Kea configuration to be stored in the configuration file.
 CONFIG="{
     \"Dhcp6\":
@@ -257,5 +259,6 @@ shutdown_test() {
 }
 
 dynamic_reconfiguration_test
-shutdown_test "dhcpv4.sigterm_test" 15
-shutdown_test "dhcpv4.sigint_test" 2
+shutdown_test "dhcpv6.sigterm_test" 15
+shutdown_test "dhcpv6.sigint_test" 2
+version_test "dhcpv6.version"

src/bin/keactrl/keactrl.in

@@ -284,7 +284,7 @@ case ${command} in
         args="-c ${kea_config_file}"
 
         if [ "${kea_verbose}" = "yes" ]; then
-            args="${args} -v"
+            args="${args} -d"
         fi
 
         # Run servers if they are on the list of servers from the command line

src/lib/dhcpsrv/daemon.h

@@ -151,6 +151,17 @@ public:
         return (verbose_);
     }
 
+    /// @brief returns Kea version on stdout and exits.
+    ///
+    /// With extended == false, this method returns a simple string
+    /// containing version number. With extended == true, it returns
+    /// also additional information about sources. It is expected to
+    /// return extra information about dependencies and used DB backends.
+    ///
+    /// @param extended print additional information?
+    /// @return text string
+    static std::string getVersion(bool extended);
+
 protected:
 
     /// @brief Invokes handler for the next received signal.

src/lib/dhcpsrv/tests/daemon_unittest.cc

@@ -23,8 +23,17 @@ using namespace isc;
 using namespace isc::dhcp;
 using namespace isc::data;
 
+std::string isc::dhcp::Daemon::getVersion(bool extended) {
+    if (extended) {
+        return (std::string("EXTENDED"));
+    } else {
+        return (std::string("BASIC"));
+    }
+}
+
 namespace {
 
+
 // Very simple test. Checks whether Daemon can be instantiated and its
 // default parameters are sane
 TEST(DaemonTest, constructor) {