[#1128] 1.7.4 pre prelease changes

60 files changed, 75 insertions, 68 deletions

diff --git a/ChangeLog b/ChangeLog
index 1648a43b86..ccd7fda72b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Kea 1.7.5 released on Feb 26, 2020
+
+1725.	[func]		wlodek
+	Added perfdhcp command option to enable checking address
+	and/or prefix uniqueness.
+	(Gitlab #1021)
+
 1724.	[func]		razvan
 	Added packet thread pool in dhcpv4 and dhcpv6 servers. It adds
 	the ability to handle processPacket function on multiple threads.
diff --git a/doc/sphinx/conf.py b/doc/sphinx/conf.py
index 0a5f93c49c..6debc18b9c 100644
--- a/doc/sphinx/conf.py
+++ b/doc/sphinx/conf.py
@@ -25,7 +25,7 @@ sys.setrecursionlimit(5000)
 project = 'Kea'
 copyright = '2019, Internet Systems Consortium'
 author = 'Internet Systems Consortium'
-today = '29 Jan, 2020'
+today = '26 Feb, 2020'
 
 # get current kea version
 config_ac_path = '../../configure.ac'
diff --git a/src/bin/dhcp4/dhcp4_hooks.dox b/src/bin/dhcp4/dhcp4_hooks.dox
index 3608e75f8b..aa3def27b6 100644
--- a/src/bin/dhcp4/dhcp4_hooks.dox
+++ b/src/bin/dhcp4/dhcp4_hooks.dox
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/dhcp4/dhcp4_messages.mes b/src/bin/dhcp4/dhcp4_messages.mes
index cfc50d7c3a..ad5ad0b971 100644
--- a/src/bin/dhcp4/dhcp4_messages.mes
+++ b/src/bin/dhcp4/dhcp4_messages.mes
@@ -437,6 +437,10 @@ client and the transaction identification information. The second argument
 contains the allocated IPv4 address. The third argument is the validity
 lifetime.
 
+% DHCP4_MULTI_THREADING_INFO enabled: %1, number of threads: %2, queue size per thread: %3
+This is a message listing some information about the multi-threading parameters
+with which the server is running.
+
 % DHCP4_NCR_CREATE %1: DDNS updates enabled, therefore sending name change requests
 This debug message is issued when the server is starting to send
 name change requests to the D2 module to update records for the client
@@ -806,10 +810,6 @@ This is a debug message issued during the DHCPv4 server startup.
 It lists some information about the parameters with which the server
 is running.
 
-% DHCP4_MULTI_THREADING_INFO enabled: %1, number of threads: %2, queue size per thread: %3
-This is a message listing some information about the multi-threading parameters
-with which the server is running.
-
 % DHCP4_SUBNET_DATA %1: the selected subnet details: %2
 This debug message includes the details of the subnet selected for
 the client. The first argument includes the client and the
diff --git a/src/bin/dhcp4/dhcp4_srv.h b/src/bin/dhcp4/dhcp4_srv.h
index 350be7d524..3af4f97eb5 100644
--- a/src/bin/dhcp4/dhcp4_srv.h
+++ b/src/bin/dhcp4/dhcp4_srv.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2011-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2011-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/dhcp4/main.cc b/src/bin/dhcp4/main.cc
index 2fbb6b2d78..b8cd9a5205 100644
--- a/src/bin/dhcp4/main.cc
+++ b/src/bin/dhcp4/main.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2011-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2011-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/dhcp4/tests/get_config_unittest.cc b/src/bin/dhcp4/tests/get_config_unittest.cc
index b6ed0f8471..58f5f48f1e 100644
--- a/src/bin/dhcp4/tests/get_config_unittest.cc
+++ b/src/bin/dhcp4/tests/get_config_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2017-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/dhcp6/ctrl_dhcp6_srv.cc b/src/bin/dhcp6/ctrl_dhcp6_srv.cc
index 2dd4715256..69cce5d4f0 100644
--- a/src/bin/dhcp6/ctrl_dhcp6_srv.cc
+++ b/src/bin/dhcp6/ctrl_dhcp6_srv.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2014-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2014-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/dhcp6/ctrl_dhcp6_srv.h b/src/bin/dhcp6/ctrl_dhcp6_srv.h
index 951c39a40e..6061630b33 100644
--- a/src/bin/dhcp6/ctrl_dhcp6_srv.h
+++ b/src/bin/dhcp6/ctrl_dhcp6_srv.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/dhcp6/dhcp6_messages.mes b/src/bin/dhcp6/dhcp6_messages.mes
index 517df5c7e9..1a2fca3a44 100644
--- a/src/bin/dhcp6/dhcp6_messages.mes
+++ b/src/bin/dhcp6/dhcp6_messages.mes
@@ -1,4 +1,4 @@
-# Copyright (C) 2012-2019 Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2012-2020 Internet Systems Consortium, Inc. ("ISC")
 #
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
@@ -484,6 +484,10 @@ The first argument includes the client and transaction identification
 information. The remaining arguments hold the allocated address and
 IAID.
 
+% DHCP6_MULTI_THREADING_INFO enabled: %1, number of threads: %2, queue size per thread: %3
+This is a message listing some information about the multi-threading parameters
+with which the server is running.
+
 % DHCP6_NOT_RUNNING IPv6 DHCP server is not running
 A warning message is issued when an attempt is made to shut down the
 IPv6 DHCP server but it is not running.
@@ -822,10 +826,6 @@ This is a debug message issued during the IPv6 DHCP server startup.
 It lists some information about the parameters with which the server
 is running.
 
-% DHCP6_MULTI_THREADING_INFO enabled: %1, number of threads: %2, queue size per thread: %3
-This is a message listing some information about the multi-threading parameters
-with which the server is running.
-
 % DHCP6_SUBNET_DATA %1: the selected subnet details: %2
 This debug message includes the details of the subnet selected for
 the client. The first argument includes the client and the
diff --git a/src/bin/dhcp6/dhcp6_srv.h b/src/bin/dhcp6/dhcp6_srv.h
index 9421b2b7fa..59fa57f13d 100644
--- a/src/bin/dhcp6/dhcp6_srv.h
+++ b/src/bin/dhcp6/dhcp6_srv.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2011-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2011-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/dhcp6/main.cc b/src/bin/dhcp6/main.cc
index 1536606783..893107d84f 100644
--- a/src/bin/dhcp6/main.cc
+++ b/src/bin/dhcp6/main.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2011-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2011-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/dhcp6/tests/get_config_unittest.cc b/src/bin/dhcp6/tests/get_config_unittest.cc
index fdd8c65e46..bd769f5d43 100644
--- a/src/bin/dhcp6/tests/get_config_unittest.cc
+++ b/src/bin/dhcp6/tests/get_config_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2017-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/perfdhcp/command_options.cc b/src/bin/perfdhcp/command_options.cc
index ede03b197d..e43d3ca5f1 100644
--- a/src/bin/perfdhcp/command_options.cc
+++ b/src/bin/perfdhcp/command_options.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/perfdhcp/command_options.h b/src/bin/perfdhcp/command_options.h
index 93b4788def..c243d392ad 100644
--- a/src/bin/perfdhcp/command_options.h
+++ b/src/bin/perfdhcp/command_options.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/perfdhcp/stats_mgr.cc b/src/bin/perfdhcp/stats_mgr.cc
index 300e8064d9..2749864191 100644
--- a/src/bin/perfdhcp/stats_mgr.cc
+++ b/src/bin/perfdhcp/stats_mgr.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/perfdhcp/stats_mgr.h b/src/bin/perfdhcp/stats_mgr.h
index e477a837f5..cef159dc7e 100644
--- a/src/bin/perfdhcp/stats_mgr.h
+++ b/src/bin/perfdhcp/stats_mgr.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/perfdhcp/test_control.cc b/src/bin/perfdhcp/test_control.cc
index 681afdaec5..f99bcf4eae 100644
--- a/src/bin/perfdhcp/test_control.cc
+++ b/src/bin/perfdhcp/test_control.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/perfdhcp/test_control.h b/src/bin/perfdhcp/test_control.h
index 791a65a1d3..79cb763153 100644
--- a/src/bin/perfdhcp/test_control.h
+++ b/src/bin/perfdhcp/test_control.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/perfdhcp/tests/basic_scen_unittest.cc b/src/bin/perfdhcp/tests/basic_scen_unittest.cc
index cd06e72259..ead903c323 100644
--- a/src/bin/perfdhcp/tests/basic_scen_unittest.cc
+++ b/src/bin/perfdhcp/tests/basic_scen_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/bin/perfdhcp/tests/command_options_unittest.cc b/src/bin/perfdhcp/tests/command_options_unittest.cc
index 4b46698b66..8bedecf12a 100644
--- a/src/bin/perfdhcp/tests/command_options_unittest.cc
+++ b/src/bin/perfdhcp/tests/command_options_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/hooks/dhcp/flex_option/flex_option.dox b/src/hooks/dhcp/flex_option/flex_option.dox
index 3ff81f47a7..b85863204f 100644
--- a/src/hooks/dhcp/flex_option/flex_option.dox
+++ b/src/hooks/dhcp/flex_option/flex_option.dox
@@ -1,4 +1,4 @@
-// Copyright (C) 2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2019-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/asiolink/Makefile.am b/src/lib/asiolink/Makefile.am
index a8643d6da6..233165f73b 100644
--- a/src/lib/asiolink/Makefile.am
+++ b/src/lib/asiolink/Makefile.am
@@ -15,7 +15,7 @@ CLEANFILES = *.gcno *.gcda
 
 lib_LTLIBRARIES = libkea-asiolink.la
 
-libkea_asiolink_la_LDFLAGS = -no-undefined -version-info 7:3:1
+libkea_asiolink_la_LDFLAGS = -no-undefined -version-info 7:3:2
 
 libkea_asiolink_la_SOURCES  = asiolink.h
 libkea_asiolink_la_SOURCES += asio_wrapper.h
diff --git a/src/lib/asiolink/io_address.h b/src/lib/asiolink/io_address.h
index 03286e4f00..bb2ce692d8 100644
--- a/src/lib/asiolink/io_address.h
+++ b/src/lib/asiolink/io_address.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2010-2018 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2010-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/config/Makefile.am b/src/lib/config/Makefile.am
index eb6327e75c..14f56e8e05 100644
--- a/src/lib/config/Makefile.am
+++ b/src/lib/config/Makefile.am
@@ -26,7 +26,7 @@ libkea_cfgclient_la_LIBADD += $(top_builddir)/src/lib/util/libkea-util.la
 libkea_cfgclient_la_LIBADD += $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 libkea_cfgclient_la_LIBADD += $(LOG4CPLUS_LIBS) $(CRYPTO_LIBS) $(BOOST_LIBS)
 
-libkea_cfgclient_la_LDFLAGS = -no-undefined -version-info 8:0:0
+libkea_cfgclient_la_LDFLAGS = -no-undefined -version-info 8:0:1
 libkea_cfgclient_la_LDFLAGS += $(CRYPTO_LDFLAGS)
 
 # The message file should be in the distribution.
diff --git a/src/lib/database/Makefile.am b/src/lib/database/Makefile.am
index 831491b84d..3d9b4af00a 100644
--- a/src/lib/database/Makefile.am
+++ b/src/lib/database/Makefile.am
@@ -29,7 +29,7 @@ libkea_database_la_LIBADD += $(top_builddir)/src/lib/util/libkea-util.la
 libkea_database_la_LIBADD += $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 libkea_database_la_LIBADD += $(LOG4CPLUS_LIBS) $(BOOST_LIBS)
 
-libkea_database_la_LDFLAGS = -no-undefined -version-info 5:0:1
+libkea_database_la_LDFLAGS = -no-undefined -version-info 5:0:2
 
 # If we want to get rid of all generated messages files, we need to use
 # make maintainer-clean. The proper way to introduce custom commands for
diff --git a/src/lib/dhcpsrv/Makefile.am b/src/lib/dhcpsrv/Makefile.am
index 691de1273e..ae82e6ad6b 100644
--- a/src/lib/dhcpsrv/Makefile.am
+++ b/src/lib/dhcpsrv/Makefile.am
@@ -216,7 +216,7 @@ libkea_dhcpsrv_la_LIBADD  += $(top_builddir)/src/lib/util/libkea-util.la
 libkea_dhcpsrv_la_LIBADD  += $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 libkea_dhcpsrv_la_LIBADD  += $(LOG4CPLUS_LIBS) $(CRYPTO_LIBS) $(BOOST_LIBS)
 
-libkea_dhcpsrv_la_LDFLAGS  = -no-undefined -version-info 20:0:0
+libkea_dhcpsrv_la_LDFLAGS  = -no-undefined -version-info 20:1:0
 libkea_dhcpsrv_la_LDFLAGS += $(CRYPTO_LDFLAGS)
 if HAVE_MYSQL
 libkea_dhcpsrv_la_LDFLAGS += $(MYSQL_LIBS)
diff --git a/src/lib/dhcpsrv/host_data_source_factory.cc b/src/lib/dhcpsrv/host_data_source_factory.cc
index a174ebb94a..00a71b3093 100644
--- a/src/lib/dhcpsrv/host_data_source_factory.cc
+++ b/src/lib/dhcpsrv/host_data_source_factory.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2015-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2015-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/dhcpsrv/multi_threading_utils.cc b/src/lib/dhcpsrv/multi_threading_utils.cc
index 37ccc71cd5..767d4fbdb4 100644
--- a/src/lib/dhcpsrv/multi_threading_utils.cc
+++ b/src/lib/dhcpsrv/multi_threading_utils.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2019-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/dhcpsrv/multi_threading_utils.h b/src/lib/dhcpsrv/multi_threading_utils.h
index 3136f2a75a..c139f938a5 100644
--- a/src/lib/dhcpsrv/multi_threading_utils.h
+++ b/src/lib/dhcpsrv/multi_threading_utils.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2019-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/dhcpsrv/pgsql_host_data_source.cc b/src/lib/dhcpsrv/pgsql_host_data_source.cc
index 4c135c306b..2bae72a1bb 100644
--- a/src/lib/dhcpsrv/pgsql_host_data_source.cc
+++ b/src/lib/dhcpsrv/pgsql_host_data_source.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2016-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/dhcpsrv/pgsql_host_data_source.h b/src/lib/dhcpsrv/pgsql_host_data_source.h
index 49994b442c..343562a860 100644
--- a/src/lib/dhcpsrv/pgsql_host_data_source.h
+++ b/src/lib/dhcpsrv/pgsql_host_data_source.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2016-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/dhcpsrv/pool.cc b/src/lib/dhcpsrv/pool.cc
index 4619b098ad..50dc6b46c3 100644
--- a/src/lib/dhcpsrv/pool.cc
+++ b/src/lib/dhcpsrv/pool.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2012-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/dhcpsrv/tests/cql_host_data_source_unittest.cc b/src/lib/dhcpsrv/tests/cql_host_data_source_unittest.cc
index 1f926534c3..177f71641b 100644
--- a/src/lib/dhcpsrv/tests/cql_host_data_source_unittest.cc
+++ b/src/lib/dhcpsrv/tests/cql_host_data_source_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2017-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2017-2020 Internet Systems Consortium, Inc. ("ISC")
 // Copyright (C) 2016-2017 Deutsche Telekom AG.
 //
 // Author: Andrei Pavel <andrei.pavel@qualitance.com>
diff --git a/src/lib/hooks/callout_handle.cc b/src/lib/hooks/callout_handle.cc
index 7fd83ee0f3..e80760ac92 100644
--- a/src/lib/hooks/callout_handle.cc
+++ b/src/lib/hooks/callout_handle.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2018 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/hooks/callout_handle.h b/src/lib/hooks/callout_handle.h
index a1a7d0d5f6..b9e018b7c0 100644
--- a/src/lib/hooks/callout_handle.h
+++ b/src/lib/hooks/callout_handle.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2018 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/hooks/callout_manager.cc b/src/lib/hooks/callout_manager.cc
index afed2df60e..69d3a083ff 100644
--- a/src/lib/hooks/callout_manager.cc
+++ b/src/lib/hooks/callout_manager.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/hooks/callout_manager.h b/src/lib/hooks/callout_manager.h
index cad64b87bc..3e1eb10799 100644
--- a/src/lib/hooks/callout_manager.h
+++ b/src/lib/hooks/callout_manager.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/hooks/hooks.h b/src/lib/hooks/hooks.h
index 891c2f2a19..e62f02e7d1 100644
--- a/src/lib/hooks/hooks.h
+++ b/src/lib/hooks/hooks.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
@@ -12,8 +12,8 @@
 
 namespace {
 
-// Version 14 of the hooks framework, set for Kea 1.7.4
-const int KEA_HOOKS_VERSION = 14;
+// Version 15 of the hooks framework, set for Kea 1.7.5
+const int KEA_HOOKS_VERSION = 15;
 
 // Names of the framework functions.
 const char* const LOAD_FUNCTION_NAME = "load";
diff --git a/src/lib/hooks/hooks_messages.mes b/src/lib/hooks/hooks_messages.mes
index dbe318fee9..36bf6d2f87 100644
--- a/src/lib/hooks/hooks_messages.mes
+++ b/src/lib/hooks/hooks_messages.mes
@@ -1,4 +1,4 @@
-# Copyright (C) 2013-2017 Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 #
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/hooks/library_handle.cc b/src/lib/hooks/library_handle.cc
index 4a455bd2cf..6593febc5b 100644
--- a/src/lib/hooks/library_handle.cc
+++ b/src/lib/hooks/library_handle.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2018 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/hooks/library_handle.h b/src/lib/hooks/library_handle.h
index 06a7d3b2b5..288d68381b 100644
--- a/src/lib/hooks/library_handle.h
+++ b/src/lib/hooks/library_handle.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2018 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/hooks/library_manager_collection.cc b/src/lib/hooks/library_manager_collection.cc
index d3163b27b2..e814ac7f3a 100644
--- a/src/lib/hooks/library_manager_collection.cc
+++ b/src/lib/hooks/library_manager_collection.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2017 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/hooks/tests/callout_manager_unittest.cc b/src/lib/hooks/tests/callout_manager_unittest.cc
index 1308e768d2..b487a3655c 100644
--- a/src/lib/hooks/tests/callout_manager_unittest.cc
+++ b/src/lib/hooks/tests/callout_manager_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2018 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/hooks/tests/handles_unittest.cc b/src/lib/hooks/tests/handles_unittest.cc
index aab790056e..a9292d8d33 100644
--- a/src/lib/hooks/tests/handles_unittest.cc
+++ b/src/lib/hooks/tests/handles_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2013-2018 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2013-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/mysql/Makefile.am b/src/lib/mysql/Makefile.am
index 335df56c7c..3dda87156b 100644
--- a/src/lib/mysql/Makefile.am
+++ b/src/lib/mysql/Makefile.am
@@ -20,7 +20,7 @@ libkea_mysql_la_LIBADD += $(top_builddir)/src/lib/util/libkea-util.la
 libkea_mysql_la_LIBADD += $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 libkea_mysql_la_LIBADD += $(LOG4CPLUS_LIBS) $(BOOST_LIBS)
 
-libkea_mysql_la_LDFLAGS = -no-undefined -version-info 3:1:2
+libkea_mysql_la_LDFLAGS = -no-undefined -version-info 3:1:3
 
 libkea_mysql_la_LDFLAGS += $(MYSQL_LIBS)
 
diff --git a/src/lib/pgsql/Makefile.am b/src/lib/pgsql/Makefile.am
index 1dd76f6e22..72548632bf 100644
--- a/src/lib/pgsql/Makefile.am
+++ b/src/lib/pgsql/Makefile.am
@@ -20,7 +20,7 @@ libkea_pgsql_la_LIBADD += $(top_builddir)/src/lib/util/libkea-util.la
 libkea_pgsql_la_LIBADD += $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 libkea_pgsql_la_LIBADD += $(LOG4CPLUS_LIBS) $(BOOST_LIBS)
 
-libkea_pgsql_la_LDFLAGS = -no-undefined -version-info 2:1:2
+libkea_pgsql_la_LDFLAGS = -no-undefined -version-info 2:1:3
 
 libkea_pgsql_la_LDFLAGS += $(PGSQL_LIBS)
 
diff --git a/src/lib/pgsql/pgsql_connection.h b/src/lib/pgsql/pgsql_connection.h
index d9ffe1e291..d2ff62bf3c 100644
--- a/src/lib/pgsql/pgsql_connection.h
+++ b/src/lib/pgsql/pgsql_connection.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2016-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2016-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/stats/Makefile.am b/src/lib/stats/Makefile.am
index 0e301e2d3a..0971fdcc98 100644
--- a/src/lib/stats/Makefile.am
+++ b/src/lib/stats/Makefile.am
@@ -10,7 +10,7 @@ libkea_stats_la_SOURCES += context.h context.cc
 libkea_stats_la_SOURCES += stats_mgr.h stats_mgr.cc
 
 libkea_stats_la_CPPFLAGS = $(AM_CPPFLAGS)
-libkea_stats_la_LDFLAGS = -no-undefined -version-info 4:0:1
+libkea_stats_la_LDFLAGS = -no-undefined -version-info 4:0:2
 
 libkea_stats_la_LIBADD  = $(top_builddir)/src/lib/cc/libkea-cc.la
 libkea_stats_la_LIBADD += $(top_builddir)/src/lib/util/libkea-util.la
diff --git a/src/lib/stats/context.cc b/src/lib/stats/context.cc
index e4e2a533b3..697b3de7e3 100644
--- a/src/lib/stats/context.cc
+++ b/src/lib/stats/context.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2015 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2015-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/stats/context.h b/src/lib/stats/context.h
index e7b6dc247d..117872f96c 100644
--- a/src/lib/stats/context.h
+++ b/src/lib/stats/context.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2015 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2015-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/stats/stats_mgr.cc b/src/lib/stats/stats_mgr.cc
index 30352b9819..1133afd64c 100644
--- a/src/lib/stats/stats_mgr.cc
+++ b/src/lib/stats/stats_mgr.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2015-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2015-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/stats/stats_mgr.h b/src/lib/stats/stats_mgr.h
index 1ad598b5ab..6ee12ae806 100644
--- a/src/lib/stats/stats_mgr.h
+++ b/src/lib/stats/stats_mgr.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2015-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2015-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/stats/tests/context_unittest.cc b/src/lib/stats/tests/context_unittest.cc
index 897f8e356f..329cdae36f 100644
--- a/src/lib/stats/tests/context_unittest.cc
+++ b/src/lib/stats/tests/context_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2015 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2015-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/util/Makefile.am b/src/lib/util/Makefile.am
index dbee368246..46a5447049 100644
--- a/src/lib/util/Makefile.am
+++ b/src/lib/util/Makefile.am
@@ -44,7 +44,7 @@ libkea_util_la_SOURCES += random/random_number_generator.h
 
 libkea_util_la_LIBADD = $(top_builddir)/src/lib/exceptions/libkea-exceptions.la
 
-libkea_util_la_LDFLAGS  = -no-undefined -version-info 9:0:1
+libkea_util_la_LDFLAGS  = -no-undefined -version-info 9:0:2
 
 CLEANFILES = *.gcno *.gcda
 
diff --git a/src/lib/util/multi_threading_mgr.cc b/src/lib/util/multi_threading_mgr.cc
index 401c056cae..5fbf339387 100644
--- a/src/lib/util/multi_threading_mgr.cc
+++ b/src/lib/util/multi_threading_mgr.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2019-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/util/multi_threading_mgr.h b/src/lib/util/multi_threading_mgr.h
index 1d5728d90f..74d21da762 100644
--- a/src/lib/util/multi_threading_mgr.h
+++ b/src/lib/util/multi_threading_mgr.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2019-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/util/tests/multi_threading_mgr_unittest.cc b/src/lib/util/tests/multi_threading_mgr_unittest.cc
index e789e70089..9e036d38d8 100644
--- a/src/lib/util/tests/multi_threading_mgr_unittest.cc
+++ b/src/lib/util/tests/multi_threading_mgr_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2019-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/util/tests/strutil_unittest.cc b/src/lib/util/tests/strutil_unittest.cc
index 1af30f7a9a..1e7dc7f679 100644
--- a/src/lib/util/tests/strutil_unittest.cc
+++ b/src/lib/util/tests/strutil_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2011-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2011-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
diff --git a/src/lib/util/thread_pool.h b/src/lib/util/thread_pool.h
index af97410ad0..c299be14cd 100644
--- a/src/lib/util/thread_pool.h
+++ b/src/lib/util/thread_pool.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2018-2019 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2018-2020 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this