Contrail charms

Change-Id: I2d259d03f63fce38348b8384e26ac23e3fce44a8
Signed-off-by: Stuart Mackie <wsmackie@juniper.net>

1 files changed, 38 insertions, 0 deletions

diff --git a/contrail-agent/scripts/vrouter-interfaces.awk b/contrail-agent/scripts/vrouter-interfaces.awk
new file mode 100644
index 0000000..d8e5851
--- /dev/null
+++ b/contrail-agent/scripts/vrouter-interfaces.awk
@@ -0,0 +1,38 @@
+function strip(s)
+{
+    sub(/^[[:blank:]]+/, "", s)
+    sub(/[[:blank:]]+$/, "", s)
+    return s
+}
+
+/^[[:blank:]]*(iface|mapping|auto|allow-[^ ]+|source) / {
+    s_iface = 0; iface = 0
+}
+
+$0 ~ "^[[:blank:]]*auto (" interface "|vhost0)[[:blank:]]*$" { print "#" $0; next }
+
+$0 ~ "^[[:blank:]]*iface (" interface "|vhost0) " {
+    s_iface = 1
+    if ($2 == interface) {
+        iface = 1
+        print "iface", interface, $3, "manual" > interface_cfg
+        print "iface vhost0", $3, $4 > vrouter_cfg
+    }
+    print "#" $0
+    next
+}
+
+s_iface == 1 {
+    if (iface == 1) {
+        if (match($1, "^address|netmask|broadcast|metric|gateway$")) {
+            cfg = vrouter_cfg
+        } else {
+            cfg = interface_cfg
+        }
+        print "    " strip($0) > cfg
+    }
+    print "#" $0
+    next
+}
+
+{ print $0 }