--- a/bin/pvl.hosts-import	Tue Dec 17 10:44:14 2013 +0200
+++ b/bin/pvl.hosts-import	Tue Dec 17 10:53:42 2013 +0200
@@ -227,7 +227,7 @@
     elif boot_filename :
         yield hostname, 'boot', "{filename}".format(filename=boot_filename)
 
-def import_dhcp_hosts (options, blocks) :
+def import_dhcp_hosts (options, file_name, blocks) :
     """
         Process hosts from a parsed block
     """
@@ -237,21 +237,21 @@
         block, args = block[0], block[1:]
 
         if block == 'group' :
-            log.info("group")
-            for info in import_dhcp_hosts(options, blocks) :
+            log.info("%s: group", file_name)
+            for info in import_dhcp_hosts(options, file_name, blocks) :
                 yield info
         elif block == 'host' :
             host, = args
             
-            log.info("host: %s", host)
+            log.info("%s: host: %s", file_name, host)
 
             try :
                 for info in import_dhcp_host(options, host, items) :
                     yield info
             except ValueError as error :
-                log.exception("%s: invalid host: %s", host, error)
+                log.exception("%s: invalid host %s: %s", file_name, host, error)
         else:
-            log.warn("ignore unknown block: %s", block)
+            log.warn("%s: ignore unknown block: %s", file_name, block)
 
 def import_dhcp_conf (options, file) :
     items, blocks = pvl.dhcp.config.DHCPConfigParser().load(file)
@@ -266,7 +266,7 @@
         else :
             log.warn("ignore unknown item: %s", item)
     
-    for info in import_dhcp_hosts(options, blocks) :
+    for info in import_dhcp_hosts(options, file.name, blocks) :
         yield info
 
 ZONE_COMMENTS = (