Add vyos config mounting script.

2 files changed, 53 insertions, 0 deletions

diff --git a/components/9990-main.sh b/components/9990-main.sh
index 512c624..b324fde 100755
--- a/components/9990-main.sh
+++ b/components/9990-main.sh
@@ -191,6 +191,7 @@ Live ()
 	Netbase
 
 	Swap
+	Vyos
 
 	exec 1>&6 6>&-
 	exec 2>&7 7>&-
diff --git a/components/9990-vyos.sh b/components/9990-vyos.sh
new file mode 100755
index 0000000..b0afcb5
--- /dev/null
+++ b/components/9990-vyos.sh
@@ -0,0 +1,52 @@
+#!/bin/sh
+
+#set -e
+
+Vyos ()
+{
+
+# live-initramfs header
+
+	. /scripts/functions
+	. /lib/live/boot/9990-initramfs-tools.sh
+
+# live-initramfs script
+
+# try floppy
+# if we do not discover an fd device, try loading the floppy module
+grep -q fd /proc/devices || modprobe -q floppy 2>/dev/null
+if grep -q fd /proc/devices
+then
+    mkdir -p /root/media/floppy
+    mount /dev/fd0 /root/media/floppy -o sync,noatime,noexec,nosuid,nodev
+fi 2>/dev/null
+
+# bind the vyatta config directory with the following precedence
+#	1) backing store if present
+#	2) floppy if present
+#	3) create live/"overlay" which may or maynot be on a non-volatile device
+#	   but is certainly read-write
+
+
+unioncfgpath="$(trim_path /root/lib/live/mount/medium/${PERSISTENCE_PATH}/rw)"
+
+if [ -d /root/opt/vyatta/etc/config ]
+then
+    if [ -d ${unioncfgpath}/config ]
+    then
+        log_begin_msg "Using ${unioncfgpath}/config..."
+        mount -o bind ${unioncfgpath}/config /root/opt/vyatta/etc/config
+        log_end_msg
+    elif [ -d /root/media/floppy/config ]
+    then
+        log_begin_msg "Using /root/media/floppy/config..."
+        mount -o bind /root/media/floppy/config /root/opt/vyatta/etc/config
+        log_end_msg
+    else
+        log_begin_msg "Creating ${unioncfgpath}/config..."
+        cp -a /root/opt/vyatta/etc/config ${unioncfgpath} >/dev/null 2>&1
+        mount -o bind ${unioncfgpath}/config /root/opt/vyatta/etc/config
+        log_end_msg
+    fi
+fi
+}