Added script as fallback to dnbd3-rootfs.

Signed-off-by: Alessandro Elias <ae11@c3sl.ufpr.br>

1 files changed, 31 insertions, 0 deletions

diff --git a/builder/hd-boot/hooks/prepare-kern_cmdline-fallback.sh b/builder/hd-boot/hooks/prepare-kern_cmdline-fallback.sh
new file mode 100755
index 00000000..8366bb87
--- /dev/null
+++ b/builder/hd-boot/hooks/prepare-kern_cmdline-fallback.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+debug_off() {
+    set +x
+}
+
+debug_on() {
+    [ "$RD_DEBUG" = "yes" ] && set -x
+}
+
+debug_on
+set -x
+if [ -z "$BOOTIF" ]; then
+    umount /proc/cmdline
+
+    _cmdline=$(cat /proc/cmdline)
+    _buff=$(expr match "$_cmdline" '.*\(ifname=.*:..:..:..:..:..:..\)' | awk -F'=' '{print $2}')
+    if [ -n "$_buff" ]; then
+        echo "${_buff#*:}" > /tmp/net.bootdev
+        echo "${_buff#*:} ${_buff%%:*}" > /tmp/net.ifaces
+    fi
+    unset _cmdline
+    unset _buff
+
+    SLX_SERVER="$(getargs slxsrv=)"
+    SLX_SERVER_BASE="$(getargs slxbase=)"
+
+    [ -z "$SLX_SERVER" ] && warn 'No "slxsrv" parameter found in the kernel command line.'
+    [ -z "$SLX_SERVER_BASE" ] && warn 'No "slxbase" parameter found in the kernel command line.'
+fi
+debug_off