add script to /etc/dhcp3/dhclient-exit-hooks to store values received by dhclient

2 files changed, 20 insertions, 0 deletions

diff --git a/scripts/vyatta-dhclient-hook b/scripts/vyatta-dhclient-hook
new file mode 100644
index 0000000..cc3cb08
--- /dev/null
+++ b/scripts/vyatta-dhclient-hook
@@ -0,0 +1,19 @@
+
+# To enable this script set the following variable to "yes"
+RUN="yes"
+
+if [ "$RUN" = "yes" ]; then
+        LOG=/var/lib/dhcp3/dhclient_"$interface"_lease
+        echo `date` > $LOG
+
+        for i in reason interface new_expiry new_dhcp_lease_time medium \
+                        alias_ip_address new_ip_address new_broadcast_address \
+                        new_subnet_mask new_domain_name new_network_number \
+                        new_domain_name_servers new_routers new_static_routes \
+			new_dhcp_server_identifier new_dhcp_message_type \
+                        old_ip_address old_subnet_mask old_domain_name \
+                        old_domain_name_servers old_routers \
+                        old_static_routes; do
+                echo $i=\'${!i}\' >> $LOG
+        done
+fi
diff --git a/scripts/vyatta-interfaces.pl b/scripts/vyatta-interfaces.pl
index dde54c7..1f13e20 100644
--- a/scripts/vyatta-interfaces.pl
+++ b/scripts/vyatta-interfaces.pl
@@ -277,6 +277,7 @@ sub delete_eth_addrs {
     if ($addr eq "dhcp") {
 	dhcp_release_addr($intf);
 	update_dhcp_client();
+	system("rm -f /var/lib/dhcp3/dhclient_$intf\_lease");
 	return;
     } 
     my $version = is_ip_v4_or_v6($addr);