hooks/net: Add BOOTIF support

This feature was present in archiso_pxe_nbd for a long time.
it avoids to configure more than one device (if present) by ipconfig
with the same parameters.

Signed-off-by: Gerardo Exequiel Pozzi <vmlinuz386@yahoo.com.ar>

1 files changed, 15 insertions, 1 deletions

diff --git a/hooks/net b/hooks/net
index b964d13..ea19230 100644
--- a/hooks/net
+++ b/hooks/net
@@ -1,7 +1,7 @@
 # vim: set ft=sh:
 run_hook ()
 {
-    local line defaultrootpath defaultserver
+    local line i net_mac bootif_mac bootif_dev defaultrootpath defaultserver
     # These variables will be parsed from /tmp/net-*.conf generated by ipconfig
     local DEVICE
     local IPV4ADDR IPV4BROADCAST IPV4NETMASK IPV4GATEWAY IPV4DNS0 IPV4DNS1
@@ -14,6 +14,20 @@ run_hook ()
     fi
 
     if [ -n "${ip}" ]; then
+        if [ -n "${BOOTIF}" ]; then
+            bootif_mac=${BOOTIF#01-}
+            bootif_mac=${bootif_mac//-/:}
+            for i in /sys/class/net/*/address; do
+                read net_mac < ${i}
+                if [ "${bootif_mac}" == "${net_mac}" ]; then
+                    bootif_dev=${i#/sys/class/net/}
+                    bootif_dev=${bootif_dev%/address}
+                    break
+                fi
+            done
+            ip="${ip}::${bootif_dev}"
+        fi
+
         # setup network and save some values
         ipconfig "ip=${ip}"