unbound-dhcp-leases-bridge: Initialize at startup

When the process starts, we will now load all static hosts and leases
and reload Unbound to have a defined state to start with.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

config/unbound/unbound-dhcp-leases-bridge

@@ -98,6 +98,12 @@ class UnboundDHCPLeasesBridge(object):
 		self.unbound = UnboundConfigWriter(unbound_leases_file)
 		self.running = False
 
+		# Read all static hosts
+		self.hosts = self.read_static_hosts()
+
+		# Unconditionally update all leases and reload Unbound
+		self.update_dhcp_leases()
+
 	def run(self):
 		log.info("Unbound DHCP Leases Bridge started on %s" % self.leases_file)
 		self.running = True