ipv6 in new config file

Signed-off-by: BenjiReis <benjamin.reis@vates.fr>

Author: benjamreis

backend.py

@@ -1670,22 +1670,18 @@ def configureNetworking(mounts, admin_iface, admin_bridge, admin_config, hn_conf
     # now we need to write /etc/sysconfig/network
     nfd = open("%s/etc/sysconfig/network" % mounts["root"], "w")
     nfd.write("NETWORKING=yes\n")
+    ipv6_conf = open("%s/etc/sysctl.d/91-net-ipv6.conf" % mounts["root"], "w")
     if admin_config.modev6:
         nfd.write("NETWORKING_IPV6=yes\n")
         util.runCmd2(['chroot', mounts['root'], 'systemctl', 'enable', 'ip6tables'])
         for i in ['all', 'default']:
-            util.runCmd2(
-                ['chroot', mounts['root'], 'sed', '-i', ('/^%s /s/=.*$/= 0/' % ('net.ipv6.conf.%s.disable_ipv6' % i)),
-                "/etc/sysctl.d/90-net.conf"]
-            )
+            ipv6_conf.write('net.ipv6.conf.%s.disable_ipv6=0')
     else:
         nfd.write("NETWORKING_IPV6=no\n")
         for i in ['all', 'default']:
-            util.runCmd2(
-                ['chroot', mounts['root'], 'sed', '-i', ('/^%s /s/=.*$/= 1/' % ('net.ipv6.conf.%s.disable_ipv6' % i)),
-                "/etc/sysctl.d/90-net.conf"]
-            )
+            ipv6_conf.write('net.ipv6.conf.%s.disable_ipv6=1')
         netutil.disable_ipv6_module(mounts["root"])
+    ipv6_conf.close()
     nfd.write("IPV6_AUTOCONF=no\n")
     nfd.write('NTPSERVERARGS="iburst prefer"\n')
     nfd.close()