[PATCH] Don't set BOOTPROTO= when it isn't set

BOOTPROTO= is ipv4 specific, so if we don't have an ipv4 configuration this just
confuses network manager.  With the fix to pykickstart we no longer set
net.bootProto if we haven't specified one, so don't write out a blank one to the
ifcfg script.

Signed-off-by: Josef Bacik <[email protected]>
---
 dracut/parse-kickstart                     |  3 ++-
 tests/dracut_tests/parse-kickstart_test.py | 16 ++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/dracut/parse-kickstart b/dracut/parse-kickstart
index d9c66d3..7624c3a 100755
--- a/dracut/parse-kickstart
+++ b/dracut/parse-kickstart
@@ -414,7 +414,8 @@ def ksnet_to_ifcfg(net, filename=None):
     add_s390_settings(dev, ifcfg)
 
     # dhcp etc.
-    ifcfg['BOOTPROTO'] = net.bootProto
+    if net.bootProto != "":
+        ifcfg['BOOTPROTO'] = net.bootProto
     if net.bootProto == 'static':
         ifcfg['IPADDR'] = net.ip
         ifcfg['NETMASK'] = net.netmask
diff --git a/tests/dracut_tests/parse-kickstart_test.py b/tests/dracut_tests/parse-kickstart_test.py
index 5f8f8dd..81c6fc0 100644
--- a/tests/dracut_tests/parse-kickstart_test.py
+++ b/tests/dracut_tests/parse-kickstart_test.py
@@ -234,6 +234,22 @@ network --device br0 --activate --bootproto dhcp --bridgeslaves=eth0 --bridgeopt
             self.assertEqual(bridge_lines[5], "TYPE=Ethernet\n", bridge_lines)
             self.assertTrue(bridge_lines[6].startswith("UUID="), bridge_lines)
 
+    def network_ipv6_only_test(self):
+        with tempfile.NamedTemporaryFile(mode="w+t") as ks_file:
+            ks_file.write("""network --noipv4 --hostname=blah.test.com --ipv6=1:2:3:4:5:6:7:8 --device lo --nameserver=1:1:1:1::,2:2:2:2::""")
+            ks_file.flush()
+            lines = self.execParseKickstart(ks_file.name)
+
+            ifcfg_lines = sorted(open(self.tmpdir+"/ifcfg/ifcfg-lo").readlines())
+            self.assertEqual(ifcfg_lines[1], "DEVICE=lo\n", ifcfg_lines)
+            self.assertEqual(ifcfg_lines[2], "DNS1=1:1:1:1::\n", ifcfg_lines)
+            self.assertEqual(ifcfg_lines[3], "DNS2=2:2:2:2::\n", ifcfg_lines)
+            self.assertEqual(ifcfg_lines[4], "IPV6ADDR=1:2:3:4:5:6:7:8\n", ifcfg_lines)
+            self.assertEqual(ifcfg_lines[5], "IPV6INIT=yes\n", ifcfg_lines)
+            self.assertEqual(ifcfg_lines[6], "IPV6_AUTOCONF=no\n", ifcfg_lines)
+            self.assertEqual(ifcfg_lines[7], "ONBOOT=yes\n", ifcfg_lines)
+            self.assertTrue(ifcfg_lines[8].startswith("UUID="), ifcfg_lines)
+
     def network_vlanid_test(self):
         with tempfile.NamedTemporaryFile(mode="w+t") as ks_file:
             ks_file.write("""network --device=link --bootproto=dhcp --activate
-- 
2.1.0