libxl/xl: enable support for routed network configurations.

Add "vifscript" option to xl.conf which configures the default vif
script to use (default remains "vif-bridge")

Write each VIFs "ip" option to xenstore so the vif-route script can
pick it up.

Reported-by: W. Michael Petullo <mike@flyn.org>.
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
Committed-by: Ian Jackson <ian.jackson@eu.citrix.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/tools/libxl/xl.c b/tools/libxl/xl.c
index 2ad117f56d..9e3023c629 100644
--- a/tools/libxl/xl.c
+++ b/tools/libxl/xl.c
@@ -35,6 +35,7 @@
 xentoollog_logger_stdiostream *logger;
 int autoballoon = 1;
 char *lockfile;
+char *default_vifscript = NULL;
 
 static xentoollog_level minmsglevel = XTL_PROGRESS;
 
@@ -72,6 +73,9 @@ static void parse_global_config(const char *configfile,
         }
     }
 
+    if (!xlu_cfg_get_string (config, "vifscript", &buf))
+        default_vifscript = strdup(buf);
+
     xlu_cfg_destroy(config);
 }