[#2677] Ignore invalid renew-timer values

src/lib/dhcpsrv/dhcpsrv_messages.*
    DHCPSRV_CFGMGR_RENEW_GTR_REBIND - new message

src/lib/dhcpsrv/network.h
    Added Network::getLabel()

src/lib/dhcpsrv/parsers/base_network_parser.cc
    BaseNetworkParser::parseCommon() - log renew > rebind
    rather than throw

src/lib/dhcpsrv/parsers/dhcp_parsers.cc
    Subnet4ConfigParser::initSubnet() - removed duplicate timer check
    Subnet6ConfigParser::initSubnet() - removed duplicate timer check

src/lib/dhcpsrv/shared_network.h
    Added SharedNetwork4::getLabel()
    Added SharedNetwork6::getLabel()

src/lib/dhcpsrv/subnet.h
    Added Subnet::getLabel()

src/lib/dhcpsrv/tests/cfg_subnets4_unittest.cc
    TEST_F(Subnet4ParserTest, parseWithInvalidRenewRebind) - new test

src/lib/dhcpsrv/tests/cfg_subnets6_unittest.cc
    TEST_F(Subnet4ParserTest, parseWithInvalidRenewRebind) - new test

src/lib/dhcpsrv/tests/shared_network_parser_unittest.cc
    Updated tests

1 files changed, 7 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index f11deb8217..32fa941778 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2097.	[func]		tmark
+	kea-dhcp4 and kea-dhcp6 will now accept but warn about
+	and then ignore renew-timer	values that exceed rebind-timer
+	values.  Prior to this the servers treated this as a fatal
+	configuration error.
+	(Gitlab #2677)
+
 2096.	[bug]		[tmark]
 	Corrected a bug which allowed options to be added to themselves
 	as suboptions.