Only emit hosts with pxeboot values for pxeboot dhcp

src/hostinfo/dhcpd.py

@@ -181,7 +181,7 @@ def generate(tree, options):
     served_networks = map(lambda d: util.network(get_subnet(tree, d._parent)), 
                           dhcp)
     result += emit_hosts(tree, options, served_networks,
-                         pxeboot=(pxeboot != 'no'))
+                         pxeboot=pxeboot)
     return str(result)
 
 def emit_interface(tree, options, interface):
@@ -264,6 +264,8 @@ def emit_hosts(tree, options, networks, pxeboot=False):
         ethernet = ip.ethernet[0:]
         if not ethernet:
             continue
+        if pxeboot == 'only' and not bool(ip._pxeboot_):
+            continue
         if ethernet.lower() != ethernet:
             raise util.HostinfoException('%s not lower-case' % ethernet)
         if ip.never[0]:
@@ -318,7 +320,7 @@ def emit_hosts(tree, options, networks, pxeboot=False):
                                      address=', '.join(
                                          map(str,
                                              map(util.address, ip)))))
-            if pxeboot:
+            if pxeboot != 'no':
                 for i in ip:
                     for p in i._pxeboot_:
                         result += "    " + p.value[0]