Add jffs2 overlay and update config for jffs2 overlay

9 files changed, 1071 insertions, 60 deletions

diff --git a/recipes-core/multitech/config/config b/recipes-core/multitech/config/config
new file mode 100755
index 0000000..8c43e24
--- /dev/null
+++ b/recipes-core/multitech/config/config
@@ -0,0 +1,297 @@
+#!/bin/sh
+
+CONFIG_DIR=/var/config
+RUN_CONF_DIR=/run/config
+
+CONFIG_PARTITION="Config"
+OEM_PARTITION="OEM Config"
+TABLE=$'\n'"$(cat /proc/mtd)"
+if [[ $TABLE =~ [[:space:]]mtd([[:digit:]]+)[^\"]*\"$CONFIG_PARTITION\" ]] ; then
+   CONFIG_MTDC=/dev/mtd${BASH_REMATCH[1]}
+   CONFIG_MTDB=/dev/mtdblock${BASH_REMATCH[1]}
+else
+   echo "Cannot find a ${CONFIG_PARTITION} partition"
+   exit 0
+fi
+if [[ $TABLE =~ [[:space:]]mtd([[:digit:]]+)[^\"]*\"$OEM_PARTITION\" ]] ; then
+   OEM_MTDC=/dev/mtd${BASH_REMATCH[1]}
+   OEM_MTDB=/dev/mtdblock${BASH_REMATCH[1]}
+else
+   echo "Cannot find a ${OEM_PARTITION} partition"
+   exit 0
+fi
+
+CONFIG_DIR=/var/config
+OEM_DIR=/var/oem
+
+FILES="network/interfaces \
+ppp/options \
+ppp/pap-secrets \
+ppp/chap-secrets \
+ppp/peers \
+"
+
+# Files used by bluetooth or wifi.
+BTWIFIFILES="\
+bluetooth/ \
+default/ \
+dnsmasq.d/ \
+hosts \
+hostname \
+hostapd.conf \
+modprobe.d/ \
+wpa_supplicant.conf \
+"
+
+# File hidden so it is not removed on hardware reset
+WIFITAR=".defaults2.tar.gz"
+
+mount_config() {
+	echo "Mounting ${CONFIG_DIR}"
+	mkdir -p ${CONFIG_DIR}
+	mount ${CONFIG_DIR}
+
+	# Prepare flash for JFFS2 or EXT4 if mount fails
+	if [ $? -ne 0 ]; then
+		echo "Creating ${CONFIG_DIR}"
+		fs=$(mount -fvn ${CONFIG_DIR})
+		if [[ $fs =~ [[:space:]]*(/dev/(...)[^[:space:]]*) ]] ; then
+			if [[ ${BASH_REMATCH[2]} == mmc ]] ; then
+				# One more check for empty
+				mdev="${BASH_REMATCH[1]}"
+				if [[ $(dd if=$mdev count=4 2>/dev/null | tr -d '\0' | wc -c) == 0 ]] ; then
+					mkfs.ext4 -O 64bit ${mdev}
+				fi
+			else
+				flash_erase -j ${CONFIG_MTDC} 0 0
+			fi
+		fi
+		mount ${CONFIG_DIR}
+	fi
+}
+
+mount_oem() {
+	echo "Mounting ${OEM_DIR}"
+	mkdir -p ${OEM_DIR}
+	mount ${OEM_DIR}
+
+	# Prepare flash for JFFS2 or EXT4 if mount fails
+	# Prepare flash for JFFS2 or EXT4 if mount fails
+	if [ $? -ne 0 ]; then
+		echo "Creating ${OEM_DIR}"
+		fs=$(mount -fvn ${OEM_DIR})
+		if [[ $fs =~ [[:space:]]*(/dev/(...)[^[:space:]]*) ]] ; then
+			if [[ ${BASH_REMATCH[2]} == mmc ]] ; then
+				mdev="${BASH_REMATCH[1]}"
+				if  [[ $(dd if=$mdev count=4 2>/dev/null | tr -d '\0' | wc -c) == 0 ]] ; then
+					mkfs.ext4 -O 64bit ${mdev}
+				fi
+			else
+				flash_erase -j ${OEM_MTDC} 0 0
+			fi
+		fi
+		mount ${OEM_DIR}
+	fi
+}
+
+# Create symlinks in directory $2
+# that point to non-directory items
+# in directory $1
+# No recursion.
+#
+# /etc/default/rcS must be in the
+# root file system
+#
+function linkdir {
+    from="$1"
+    to="$2"
+    newdir=$(basename "$from")
+    savedir=$(pwd)
+    cd "${from}"
+    set -x
+    for f in * ; do
+        if [[ ${to} == /etc/default ]] && [[ $f == rcS ]] ; then
+            continue
+        fi
+        if [[ $f == \* ]] ; then
+            break
+        fi
+        echo "linkdir: Testing ${to}/${f}"
+        if ! [[ -L ${to}/${f} ]] ; then
+            ln -sf "${from}/${f}" "${to}/${f}"
+        else
+            echo Skipping directory "$to/$f"
+        fi
+    done
+    cd "$savedir"
+    set +x
+}
+
+# parameter 1     Input directory
+# parameter 2     Parent of output directory
+#
+# The basename (final component) of parameter 1
+# is created as a directory in the directory
+# of parameter 2.
+#
+# Any symlinks found are not copied, but instead
+# updated to point to the "to" directory.
+#
+function copydir {
+    from="$1"
+    to="$2"
+    newdir=$(basename "$from")
+    links=()
+    if rmdir $from >/dev/null 2>&1 ; then
+        ln -sf  "$to/$newdir" "$from"
+    else
+        mkdir "$to/$newdir" >/dev/null 2>&1 || true
+        savedir=$(pwd)
+        cd "$from"
+        for f in * ; do
+            if [[ $f == \* ]] ; then
+                break
+            fi
+            if [[ -L ${f} ]] ; then
+                 links+=(${f})
+                 continue
+            fi
+            if ! [[ -f "$to/$f" ]] ; then
+                cp -a "${f}" "$to/${newdir}/${f}"
+            fi
+        done
+        for l in ${links[*]} ; do
+            mylink=$(readlink "$l"))
+            if [[ $(dirname ${mylink}) == ${from} ]] ; then
+                base=$(basename "${mylink}")
+                if [[ $base != $l ]] ; then
+                    echo "Writing symlink $to/$base $l"
+                    ln -sf $to/$base $l
+                fi
+            fi
+        done
+        cd "$savedir"
+    fi
+}
+
+case $1 in
+	start)
+		# mount config if not already mounted
+		if ! grep -q " ${CONFIG_DIR} " /proc/mounts; then
+			mount_config
+		else
+			echo "$CONFIG_DIR already mounted"
+		fi
+
+		# mount oem if specified in /etc/fstab and it isn't already mounted
+		if mount -fvn "${OEM_DIR}" ; then
+			if ! grep -q " ${OEM_DIR} " /proc/mounts; then
+				mount_oem
+			else
+				echo "$OEM_DIR already mounted"
+			fi
+		fi
+
+		# Default all config files if requested
+		cd ${CONFIG_DIR}
+		if [ -f force_defaults ]; then
+			echo "Extracting default config files"
+			tar -xf /etc/defaults.tar.gz
+			if [[ -f ${WIFITAR} ]] ; then
+				echo "Extract original wifi related files"
+				tar -xvf ${WIFITAR}
+			fi
+			rm -f force_defaults
+		fi
+
+		# Extract any missing files
+		TARFILES=$(tar -tf /etc/defaults.tar.gz)
+		for file in $TARFILES; do
+			if [ ! -e $file ]; then
+				tar -xvf /etc/defaults.tar.gz $file
+			fi
+		done
+
+		# Create links in /etc
+		for file in $FILES; do
+			if ! [[ -L /etc/$file ]] && ! [[ -d /etc/$file ]] ; then
+				rm -rf /etc/$file
+				ln -sf ${CONFIG_DIR}/$file /etc/$file
+                        elif [[ -d /etc/$file ]] ; then
+                            # JAK create links in directory.
+                            linkdir "${CONFIG_DIR}/${file}" "/etc/${file}" 
+			fi
+		done
+		
+		# Move bluetooth wifi stuff to config directory.
+		# We don't have factory defaults.
+                ((dobackup=1))
+		for file in ${BTWIFIFILES}; do
+			if [[ -L /etc/$file ]]; then
+                        	((dobackup=0))
+                                break
+			fi
+		done
+		if ((dobackup==1)) ; then
+		        echo "Creating backup of Config files"
+			tar -C /etc -czf ${CONFIG_DIR}/${WIFITAR} ${BTWIFIFILES}
+		fi
+
+		# For jffs2, you cannot remove a populated directory in an overlay.
+                # We must copy individual files and create symlinks instead.
+		for file in ${BTWIFIFILES}; do
+                    isdir=0
+                    # If last character is /, make the CONFIG directory.               
+                    if [[ ${file: -1} == / ]] ; then
+                            isdir=1
+                            file=${file%?}
+                            if ! [[ -d ${CONFIG_DIR}/$file ]] ; then   
+                                    rm -f ${CONFIG_DIR}/$file 2>/dev/null || true
+                                    mkdir ${CONFIG_DIR}/$file                    
+                            fi                                                   
+                            if [[ -d ${file} ]] ; then
+                                copydir "/etc/${file}" "${CONFIG_DIR}"
+                            fi
+                    fi    
+                    
+                    if ((isdir == 0)); then
+                            dir=$(dirname $file)
+                            if [[ $dir != '.' ]] ; then
+                                    mkdir -p "$dir"
+                            fi
+                            rm -rf old
+                            mkdir old
+                            if ! [[ -f $file ]] ; then
+                                # Need to preserve old files which is difficult with busybox!
+                                if [[ -d $file ]] || [[ -f $file ]] ; then
+                                        cp --parents -a $file old || true
+                                fi
+                                (
+                                    cd /etc
+                                    if [[ -d $file ]] || [[ -f $file ]] ; then
+                                        cp --parents -a $file ${CONFIG_DIR} || true
+                                    fi
+                                )
+                                (
+                                    cd old
+                                    if [[ -d $file ]] || [[ -f $file ]] ; then
+                                        cp --parents -a $file .. || true
+                                    fi
+                                )
+                                rm -rf old
+                            fi
+                            rm -rf /etc/$file
+                            ln -sf ${CONFIG_DIR}/$file /etc/$file
+                    else
+                        rm -f "/etc/${file}/*"
+                        linkdir "${CONFIG_DIR}/${file}" "/etc/${file}"
+                    fi
+		done
+	;;
+
+	*)
+		echo "Usage: $0 {start}"
+		exit 2
+	;;
+
+esac
diff --git a/recipes-core/multitech/config/config.init b/recipes-core/multitech/config/config.init
index f60fbfc..282b0bb 100644
--- a/recipes-core/multitech/config/config.init
+++ b/recipes-core/multitech/config/config.init
@@ -1,12 +1,27 @@
 #!/bin/sh
 
-CONFIG_MTDC=/dev/mtd6
-CONFIG_MTDB=/dev/mtdblock6
 CONFIG_DIR=/var/config
 RUN_CONF_DIR=/run/config
 
-OEM_MTDC=/dev/mtd7
-OEM_MTDB=/dev/mtdblock7
+CONFIG_PARTITION="Config"
+OEM_PARTITION="OEM Config"
+TABLE=$'\n'"$(cat /proc/mtd)"
+if [[ $TABLE =~ [[:space:]]mtd([[:digit:]]+)[^\"]*\"$CONFIG_PARTITION\" ]] ; then
+   CONFIG_MTDC=/dev/mtd${BASH_REMATCH[1]}
+   CONFIG_MTDB=/dev/mtdblock${BASH_REMATCH[1]}
+else
+   echo "Cannot find a ${CONFIG_PARTITION} partition"
+   exit 0
+fi
+if [[ $TABLE =~ [[:space:]]mtd([[:digit:]]+)[^\"]*\"$OEM_PARTITION\" ]] ; then
+   OEM_MTDC=/dev/mtd${BASH_REMATCH[1]}
+   OEM_MTDB=/dev/mtdblock${BASH_REMATCH[1]}
+else
+   echo "Cannot find a ${OEM_PARTITION} partition"
+   exit 0
+fi
+
+CONFIG_DIR=/var/config
 OEM_DIR=/var/oem
 
 FILES="network/interfaces \
@@ -19,11 +34,7 @@ ppp/peers \
 # Files used by bluetooth or wifi.
 BTWIFIFILES="\
 bluetooth/ \
-default/bluetooth \
-default/bt-pan \
-default/dnsmasq \
-default/hostapd \
-default/ifplugd \
+default/ \
 dnsmasq.d/ \
 hosts \
 hostname \
@@ -31,10 +42,6 @@ hostapd.conf \
 modprobe.d/ \
 wpa_supplicant.conf \
 "
-# mts-io driver may not be loaded
-if [[ -L /etc/default/rs9113 ]] || [[ -f /etc/default/rs9113 ]] || [[ -d /opt/rs9113 ]] ; then
-	BTWIFIFILES+="default/rs9113 "
-fi
 
 # File hidden so it is not removed on hardware reset
 WIFITAR=".defaults2.tar.gz"
@@ -87,6 +94,88 @@ mount_oem() {
 	fi
 }
 
+# Create symlinks in directory $2
+# that point to non-directory items
+# in directory $1
+# No recursion.
+#
+# /etc/default/rcS must be in the
+# root file system
+#
+function linkdir {
+    from="$1"
+    to="$2"
+    newdir=$(basename "$from")
+    savedir=$(pwd)
+    cd "${from}"
+    for f in * ; do
+        if [[ ${to} == /etc/default ]] && [[ $f == rcS ]] ; then
+            continue
+        fi
+        if [[ $f == volatiles ]] ; then
+            continue
+        fi
+        if [[ $f == \* ]] ; then
+            break
+        fi
+
+        if ! [[ -h ${to}/${f} ]] ; then
+            ln -sf "${from}/${f}" "${to}/${f}"
+        fi
+    done
+    cd "$savedir"
+}
+
+# parameter 1     Input directory
+# parameter 2     Parent of output directory
+#
+# The basename (final component) of parameter 1
+# is created as a directory in the directory
+# of parameter 2.
+#
+# Any symlinks found are not copied, but instead
+# updated to point to the "to" directory.
+#
+function copydir {
+    from="$1"
+    to="$2"
+    newdir=$(basename "$from")
+    links=()
+    if rmdir $from >/dev/null 2>&1 ; then
+        ln -sf  "$to/$newdir" "$from"
+    else
+        mkdir "$to/$newdir" >/dev/null 2>&1 || true
+        savedir=$(pwd)
+        cd "$from"
+        for f in * ; do
+            if [[ $f == \* ]] ; then
+                break
+            fi
+            if [[ $f == volatiles ]] ; then
+                continue
+            fi
+            if [[ -L ${f} ]] ; then
+                 links+=(${f})
+                 continue
+            fi
+            if ! [[ -f "$to/$f" ]] ; then
+                cp -a "${f}" "$to/${newdir}/${f}"
+            fi
+        done
+        for l in ${links[*]} ; do
+            mylink=$(readlink "$l")
+            if [[ $(dirname ${mylink}) == ${from} ]] ; then
+                base=$(basename "${mylink}")
+                if [[ $base != $l ]] ; then
+                    echo "Writing symlink $to/$base $l"
+                    ln -sf $to/${newdir}/$base $l
+                fi
+            fi
+        done
+        cd "$savedir"
+    fi
+}
+
 case $1 in
 	start)
 		# mount config if not already mounted
@@ -109,28 +198,30 @@ case $1 in
 		cd ${CONFIG_DIR}
 		if [ -f force_defaults ]; then
 			echo "Extracting default config files"
-			tar -xvf /etc/defaults.tar.gz
+			tar -xf /etc/defaults.tar.gz
 			if [[ -f ${WIFITAR} ]] ; then
 				echo "Extract original wifi related files"
-				tar -xvf ${WIFITAR}
+				tar -xf ${WIFITAR}
 			fi
 			rm -f force_defaults
 		fi
 
 		# Extract any missing files
-		TARFILES=`tar -tf /etc/defaults.tar.gz`
+		TARFILES=$(tar -tf /etc/defaults.tar.gz)
 		for file in $TARFILES; do
 			if [ ! -e $file ]; then
-				tar -xvf /etc/defaults.tar.gz $file
+				tar -xf /etc/defaults.tar.gz $file
 			fi
 		done
 
 		# Create links in /etc
 		for file in $FILES; do
-			if [ ! -L /etc/$file ]; then
-				echo "Creating link to ${CONFIG_DIR}/$file"
+			if ! [[ -L /etc/$file ]] && ! [[ -d /etc/$file ]] ; then
 				rm -rf /etc/$file
 				ln -sf ${CONFIG_DIR}/$file /etc/$file
+                        elif [[ -d /etc/$file ]] ; then
+                            # JAK create links in directory.
+                            linkdir "${CONFIG_DIR}/${file}" "/etc/${file}" 
 			fi
 		done
 		
@@ -144,52 +235,60 @@ case $1 in
 			fi
 		done
 		if ((dobackup==1)) ; then
+		        echo "Creating backup of Config files"
 			tar -C /etc -czf ${CONFIG_DIR}/${WIFITAR} ${BTWIFIFILES}
 		fi
 
+		# For jffs2, you cannot remove a populated directory in an overlay.
+                # We must copy individual files and create symlinks instead.
 		for file in ${BTWIFIFILES}; do
-                        # If last character is /, make the CONFIG directory.               
-                        if [[ ${file: -1} == / ]] ; then                            
-                                file=${file%?}
-                                echo directory $file operations      
-                                if ! [[ -d ${CONFIG_DIR}/$file ]] ; then   
-                                        rm -f ${CONFIG_DIR}/$file 2>/dev/null || true
-                                        mkdir ${CONFIG_DIR}/$file                    
-                                fi                                                   
-                        fi                                   
-			if [[ ! -L /etc/$file ]]; then
-				echo "Creating link to ${CONFIG_DIR}/$file"
-                                dir=$(dirname $file)
-                                if [[ $dir != '.' ]] ; then
-					mkdir -p "$dir"
+                    isdir=0
+                    # If last character is /, make the CONFIG directory.               
+                    if [[ ${file: -1} == / ]] ; then
+                            isdir=1
+                            file=${file%?}
+                            if ! [[ -d ${CONFIG_DIR}/$file ]] ; then   
+                                    rm -f ${CONFIG_DIR}/$file 2>/dev/null || true
+                                    mkdir ${CONFIG_DIR}/$file                    
+                            fi                                                   
+                            if [[ -d ${file} ]] ; then
+                                copydir "/etc/${file}" "${CONFIG_DIR}"
+                            fi
+                    fi    
+                    
+                    if ((isdir == 0)); then
+                            dir=$(dirname $file)
+                            if [[ $dir != '.' ]] ; then
+                                    mkdir -p "$dir"
+                            fi
+                            rm -rf old
+                            mkdir old
+                            if ! [[ -f $file ]] ; then
+                                # Need to preserve old files which is difficult with busybox!
+                                if [[ -d $file ]] || [[ -f $file ]] ; then
+                                        cp --parents -a $file old || true
                                 fi
+                                (
+                                    cd /etc
+                                    if [[ -d $file ]] || [[ -f $file ]] ; then
+                                        cp --parents -a $file ${CONFIG_DIR} || true
+                                    fi
+                                )
+                                (
+                                    cd old
+                                    if [[ -d $file ]] || [[ -f $file ]] ; then
+                                        cp --parents -a $file .. || true
+                                    fi
+                                )
                                 rm -rf old
-                                mkdir old
-                                if ! [[ -f $file ]] ; then
-                                    # Need to preserve old files which is difficult with busybox!
-				    if [[ -d $file ]] || [[ -f $file ]] ; then
-	                                    cp --parents -a $file old || true
-				    fi
-				    (
-					cd /etc
-				        if [[ -d $file ]] || [[ -f $file ]] ; then
-				            cp --parents -a $file ${CONFIG_DIR} || true
-					fi
-				    )
-				    (
-					cd old
-				        if [[ -d $file ]] || [[ -f $file ]] ; then
-				            cp --parents -a $file .. || true
-					fi
-				    )
-				    rm -rf old
-				fi
-				rm -rf /etc/$file
-				ln -sf ${CONFIG_DIR}/$file /etc/$file
-			fi
+                            fi
+                            rm -rf /etc/$file
+                            ln -sf ${CONFIG_DIR}/$file /etc/$file
+                    else
+                        rm -f "/etc/${file}/*"
+                        linkdir "${CONFIG_DIR}/${file}" "/etc/${file}"
+                    fi
 		done
-
-
 	;;
 
 	*)
diff --git a/recipes-core/multitech/config_2.4.bb b/recipes-core/multitech/config_2.4.bb
index 7929115..d58bec1 100644
--- a/recipes-core/multitech/config_2.4.bb
+++ b/recipes-core/multitech/config_2.4.bb
@@ -4,7 +4,7 @@ LICENSE = "MIT"
 RDEPENDS_${PN} += "bash"
 LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
 PACKAGE_ARCH = "all"
-PR = "r1"
+PR = "r2"
 PACKAGES =+ "${PN}-mths"
 inherit update-rc.d
 inherit allarch
diff --git a/recipes-core/multitech/overlayfs-init-jffs2/config b/recipes-core/multitech/overlayfs-init-jffs2/config
new file mode 100644
index 0000000..785f99f
--- /dev/null
+++ b/recipes-core/multitech/overlayfs-init-jffs2/config
@@ -0,0 +1,285 @@
+#!/bin/sh
+
+CONFIG_DIR=/var/config
+RUN_CONF_DIR=/run/config
+
+CONFIG_PARTITION="Config"
+OEM_PARTITION="OEM Config"
+TABLE=$'\n'"$(cat /proc/mtd)"
+if [[ $TABLE =~ [[:space:]]mtd([[:digit:]]+)[^\"]*\"$CONFIG_PARTITION\" ]] ; then
+   CONFIG_MTDC=/dev/mtd${BASH_REMATCH[1]}
+   CONFIG_MTDB=/dev/mtdblock${BASH_REMATCH[1]}
+else
+   echo "Cannot find a ${CONFIG_PARTITION} partition"
+   exit 0
+fi
+if [[ $TABLE =~ [[:space:]]mtd([[:digit:]]+)[^\"]*\"$OEM_PARTITION\" ]] ; then
+   OEM_MTDC=/dev/mtd${BASH_REMATCH[1]}
+   OEM_MTDB=/dev/mtdblock${BASH_REMATCH[1]}
+else
+   echo "Cannot find a ${OEM_PARTITION} partition"
+   exit 0
+fi
+
+CONFIG_DIR=/var/config
+OEM_DIR=/var/oem
+
+FILES="network/interfaces \
+ppp/options \
+ppp/pap-secrets \
+ppp/chap-secrets \
+ppp/peers \
+"
+
+# Files used by bluetooth or wifi.
+BTWIFIFILES="\
+bluetooth/ \
+default/ \
+dnsmasq.d/ \
+hosts \
+hostname \
+hostapd.conf \
+modprobe.d/ \
+wpa_supplicant.conf \
+"
+
+# mts-io driver may not be loaded
+if [[ -L /etc/default/rs9113 ]] || [[ -f /etc/default/rs9113 ]] || [[ -d /opt/rs9113 ]] ; then
+	BTWIFIFILES+="default/rs9113 "
+fi
+
+# File hidden so it is not removed on hardware reset
+WIFITAR=".defaults2.tar.gz"
+
+mount_config() {
+	echo "Mounting ${CONFIG_DIR}"
+	mkdir -p ${CONFIG_DIR}
+	mount ${CONFIG_DIR}
+
+	# Prepare flash for JFFS2 or EXT4 if mount fails
+	if [ $? -ne 0 ]; then
+		echo "Creating ${CONFIG_DIR}"
+		fs=$(mount -fvn ${CONFIG_DIR})
+		if [[ $fs =~ [[:space:]]*(/dev/(...)[^[:space:]]*) ]] ; then
+			if [[ ${BASH_REMATCH[2]} == mmc ]] ; then
+				# One more check for empty
+				mdev="${BASH_REMATCH[1]}"
+				if [[ $(dd if=$mdev count=4 2>/dev/null | tr -d '\0' | wc -c) == 0 ]] ; then
+					mkfs.ext4 -O 64bit ${mdev}
+				fi
+			else
+				flash_erase -j ${CONFIG_MTDC} 0 0
+			fi
+		fi
+		mount ${CONFIG_DIR}
+	fi
+}
+
+mount_oem() {
+	echo "Mounting ${OEM_DIR}"
+	mkdir -p ${OEM_DIR}
+	mount ${OEM_DIR}
+
+	# Prepare flash for JFFS2 or EXT4 if mount fails
+	# Prepare flash for JFFS2 or EXT4 if mount fails
+	if [ $? -ne 0 ]; then
+		echo "Creating ${OEM_DIR}"
+		fs=$(mount -fvn ${OEM_DIR})
+		if [[ $fs =~ [[:space:]]*(/dev/(...)[^[:space:]]*) ]] ; then
+			if [[ ${BASH_REMATCH[2]} == mmc ]] ; then
+				mdev="${BASH_REMATCH[1]}"
+				if  [[ $(dd if=$mdev count=4 2>/dev/null | tr -d '\0' | wc -c) == 0 ]] ; then
+					mkfs.ext4 -O 64bit ${mdev}
+				fi
+			else
+				flash_erase -j ${OEM_MTDC} 0 0
+			fi
+		fi
+		mount ${OEM_DIR}
+	fi
+}
+
+# Create symlinks in directory $2
+# that point to non-directory items
+# in directory $1
+# No recursion.
+#
+# /etc/default/rcS must be in the
+# root file system
+#
+function linkdir {
+    from="$1"
+    to="$2"
+    newdir=$(basename "$from")
+    savedir=$(pwd)
+    cd "${from}"
+    for f in * ; do
+        if [[ ${to} == /etc/default ]] && [[ $f == rcS ]] ; then
+            continue
+        fi
+        if [[ $f == \* ]] ; then
+            break
+        fi
+        if ! [[ -d "${to}/${f}" ]] ; then
+            if ! [[ -f ${from}/${f} ]] ; then
+                ln -sf "${from}/${f}" "${to}/${f}"
+            fi
+        else
+            echo Skipping directory "$to/$f"
+        fi
+    done
+    cd "$savedir"
+}
+
+# parameter 1     Input directory
+# parameter 2     Parent of output directory
+#
+# The basename (final component) of parameter 1
+# is created as a directory in the directory
+# of parameter 2.
+function copydir {
+    from="$1"
+    to="$2"
+    newdir=$(basename "$from")
+    if rmdir $from >/dev/null 2>&1 ; then
+        ln -sf  "$to/$newdir" "$from"
+    else
+        mkdir "$to/$newdir" >/dev/null 2>&1 || true
+        savedir=$(pwd)
+        cd "$from"
+        for f in * ; do
+            if [[ $f == \* ]] ; then
+                break
+            fi
+            if ! [[ -f "$to/$f" ]] ; then
+                cannon=$(readlink "$to/${newdir}/${f}" 2>/dev/null)
+                # Don't overwrite files in destination.
+                if ! [[ -f ${cannon} ]] ; then
+                    cp -a "${f}" "$to/${newdir}/${f}"
+                fi
+            fi
+        done
+        cd "$savedir"
+    fi
+}
+
+case $1 in
+	start)
+		# mount config if not already mounted
+		if ! grep -q " ${CONFIG_DIR} " /proc/mounts; then
+			mount_config
+		else
+			echo "$CONFIG_DIR already mounted"
+		fi
+
+		# mount oem if specified in /etc/fstab and it isn't already mounted
+		if mount -fvn "${OEM_DIR}" ; then
+			if ! grep -q " ${OEM_DIR} " /proc/mounts; then
+				mount_oem
+			else
+				echo "$OEM_DIR already mounted"
+			fi
+		fi
+
+		# Default all config files if requested
+		cd ${CONFIG_DIR}
+		if [ -f force_defaults ]; then
+			echo "Extracting default config files"
+			tar -xf /etc/defaults.tar.gz
+			if [[ -f ${WIFITAR} ]] ; then
+				echo "Extract original wifi related files"
+				tar -xvf ${WIFITAR}
+			fi
+			rm -f force_defaults
+		fi
+
+		# Extract any missing files
+		TARFILES=$(tar -tf /etc/defaults.tar.gz)
+		for file in $TARFILES; do
+			if [ ! -e $file ]; then
+				tar -xvf /etc/defaults.tar.gz $file
+			fi
+		done
+
+		# Create links in /etc
+		for file in $FILES; do
+			if ! [[ -L /etc/$file ]] && ! [[ -d /etc/$file ]] ; then
+				rm -rf /etc/$file
+				ln -sf ${CONFIG_DIR}/$file /etc/$file
+                        elif [[ -d /etc/$file ]] ; then
+                            # JAK create links in directory.
+                            linkdir "${CONFIG_DIR}/${file}" "/etc/${file}" 
+			fi
+		done
+		
+		# Move bluetooth wifi stuff to config directory.
+		# We don't have factory defaults.
+                ((dobackup=1))
+		for file in ${BTWIFIFILES}; do
+			if [[ -L /etc/$file ]]; then
+                        	((dobackup=0))
+                                break
+			fi
+		done
+		if ((dobackup==1)) ; then
+			tar -C /etc -czf ${CONFIG_DIR}/${WIFITAR} ${BTWIFIFILES}
+		fi
+
+		# For jffs2, you cannot remove a populated directory in an overlay.
+                # We must copy individual files and create symlinks instead.
+		for file in ${BTWIFIFILES}; do
+                    isdir=0
+                    # If last character is /, make the CONFIG directory.               
+                    if [[ ${file: -1} == / ]] ; then
+                            isdir=1
+                            file=${file%?}
+                            if ! [[ -d ${CONFIG_DIR}/$file ]] ; then   
+                                    rm -f ${CONFIG_DIR}/$file 2>/dev/null || true
+                                    mkdir ${CONFIG_DIR}/$file                    
+                            fi                                                   
+                            if [[ -d ${file} ]] ; then
+                                copydir "/etc/${file}" "${CONFIG_DIR}"
+                            fi
+                    fi    
+                    
+                    if ((isdir == 0)); then
+                            dir=$(dirname $file)
+                            if [[ $dir != '.' ]] ; then
+                                    mkdir -p "$dir"
+                            fi
+                            rm -rf old
+                            mkdir old
+                            if ! [[ -f $file ]] ; then
+                                # Need to preserve old files which is difficult with busybox!
+                                if [[ -d $file ]] || [[ -f $file ]] ; then
+                                        cp --parents -a $file old || true
+                                fi
+                                (
+                                    cd /etc
+                                    if [[ -d $file ]] || [[ -f $file ]] ; then
+                                        cp --parents -a $file ${CONFIG_DIR} || true
+                                    fi
+                                )
+                                (
+                                    cd old
+                                    if [[ -d $file ]] || [[ -f $file ]] ; then
+                                        cp --parents -a $file .. || true
+                                    fi
+                                )
+                                rm -rf old
+                            fi
+                            rm -rf /etc/$file
+                            ln -sf ${CONFIG_DIR}/$file /etc/$file
+                    else
+                        rm -f "/etc/${file}/*"
+                        linkdir "${CONFIG_DIR}/${file}" "/etc/${file}"
+                    fi
+		done
+	;;
+
+	*)
+		echo "Usage: $0 {start}"
+		exit 2
+	;;
+
+esac
diff --git a/recipes-core/multitech/overlayfs-init-jffs2/overlayfs b/recipes-core/multitech/overlayfs-init-jffs2/overlayfs
new file mode 100755
index 0000000..1bf0a58
--- /dev/null
+++ b/recipes-core/multitech/overlayfs-init-jffs2/overlayfs
@@ -0,0 +1,157 @@
+#!/bin/bash
+# Command to erase user data file system
+
+MNT_USER="/mnt/user"
+OVERLAY="$MNT_USER/overlay"
+WORKDIR="$MNT_USER/work"
+UPPERDIR="$MNT_USER/upper"
+LOWERDIR="/"
+USER_ORIG="$UPPERDIR/orig"
+USER_PARTITION="User data"
+TABLE=$'\n'"$(cat /proc/mtd)"
+
+
+# Erase the file system
+DO_ERASE_PERSISTENT="/mnt/user/.persistent/mts_do_erase_persistent"
+# Remove files not hidden
+DO_CLEAR_PERSISTENT="/mnt/user/.persistent/mts_do_clear_persistent"
+
+pid=$$
+prefix="<3>overlayrootfs-generator[${pid}]: "
+loginfo()  { echo "${prefix}$@" >/dev/kmsg ; }
+logpipe() {
+   OIFS="${IFS}"
+   IFS=$'\n'
+   while read ln ; do
+        echo -n "${prefix}${ln}" >/dev/kmsg
+   done
+   IFS="${OIFS}"
+}
+
+if [[ $TABLE =~ [[:space:]]mtd([[:digit:]]+)[^\"]*\"$USER_PARTITION\" ]] ; then
+   USER_DEV=/dev/mtd${BASH_REMATCH[1]}
+else
+   loginfo "Cannot find a User data partition"
+   exit 0
+fi
+
+fs="/dev /proc /sys /run /var/volatile /dev/pts /sys/kernel/debug /sys/kernel/config"
+ 
+
+mnt_user() {
+    mkdir -p $MNT_USER
+    mount -t jffs2 $USER_DEV $MNT_USER
+}
+
+my_switch_root() {
+    NEW_ROOT=$1
+    loginfo mountinfo
+    mount --make-rprivate /
+    loginfo "my_switch_root: Mount file systems"
+    for f in $fs ; do
+        if [[ -d $NEW_ROOT/$f ]] ; then
+            loginfo "my_switch_root: mount -o noatime,move --bind $f $NEW_ROOT/$f"
+            mount -o noatime,move --bind $f $NEW_ROOT/$f
+        else
+            # loginfo "my_switch_root: Skipping $NEW_ROOT/$f"
+            :
+        fi
+    done
+    /sbin/pivot_root $NEW_ROOT $NEW_ROOT/orig
+}
+
+do_remove_old() {
+    shopt -s dotglob
+    rm -rf $MNT_USER/*.old
+    shopt -u dotglob
+}
+
+# select files for deletion
+do_clear_old() {
+    # when "clear user data" is requested - mark all non-hidden files for deletion
+    loginfo "Clearing user data. Persistent data will be left "
+
+    for FILE_PATH in "$MNT_USER"/*; do
+        FILE_NAME=$(basename "$FILE_PATH")
+        # rename all files and folders that exist in /mnt/user
+        mv "$FILE_PATH" "$MNT_USER/$FILE_NAME.old" 2>&1 | logpipe
+    done
+    do_remove_old
+    rm -f $DO_CLEAR_PERSISTENT
+}
+
+# Most efficient way to clear UBIFS file system
+do_erase_old() {
+    loginfo "Erasing user data"
+    # Sys must be mounted to use ubifs utilities
+    mount -t sysfs sysfs /sys
+
+    umount -l $MNT_USER
+    loginfo "Erase user-data partition $USER_DEV"
+    ls -l ${USER_DEV} 2>&1 | logpipe
+    flash_erase -j ${USER_DEV} 0 0 2>&1 | logpipe
+    mnt_user
+}
+
+do_rw_mount() {
+    loginfo "Starting RW overlayfs"
+    mount -t tmpfs inittemp /mnt
+
+    mnt_user # user_data is now accessible
+    do_remove_old
+    cat /proc/mounts | logpipe
+    loginfo "ls -lad /mnt"
+    ls -lad /mnt 2>&1 | logpipe
+    loginfo "ls -lad /mnt/user"
+    ls -lad /mnt/user 2>&1 | logpipe
+    loginfo "ls -lad /mnt/user/.persistent"
+    ls -lad /mnt/user/.persistent 2>&1 | logpipe
+    loginfo "ls -la /mnt/user/.persistent"
+    ls -la /mnt/user/.persistent 2>&1 | logpipe
+    loginfo "ls -lad $DO_ERASE_PERSISTENT"
+    ls -lad "$DO_ERASE_PERSISTENT" 2>&1 | logpipe
+    
+    if [[ -f $DO_ERASE_PERSISTENT ]] ; then
+        loginfo "do_erase_old is next"
+        do_erase_old
+    elif [[ -f $DO_CLEAR_PERSISTENT ]] ; then
+        do_clear_old
+    fi
+
+    mkdir -p $UPPERDIR $WORKDIR $OVERLAY $USER_ORIG ${MNT_USER}/.persistent
+    loginfo "Mounting..."
+    mount -o index=off,metacopy=off,noatime,lowerdir=$LOWERDIR,upperdir=$UPPERDIR,workdir=$WORKDIR,rw -t overlay overlay $OVERLAY
+    loginfo "/proc/mounts:"
+    cat /proc/mounts | grep overlay | logpipe
+
+    mkdir -p ${OVERLAY}/var/persistent
+
+    mount --bind ${MNT_USER}/.persistent ${OVERLAY}/var/persistent
+    loginfo "Switch root to $OVERLAY"
+    my_switch_root $OVERLAY
+    cat /proc/mounts | grep overlay | logpipe
+    mount -o remount,rw /
+    cat /proc/mounts | grep overlay | logpipe
+    cat /proc/mounts | grep tmp | logpipe
+    umount -l /tmp >/dev/null 2>&1
+    umount -l /var/volatile >/dev/null 2>&1
+    cgroupmnts=$(sed -r -e 's/[^[:space:]]*[[:space:]]//'  -e 's/[[:space:]]+.*//g' /proc/mounts | grep '^/orig')
+    for mp in ${cgroupmnts} ; do
+        if [[ $mp != /orig ]] && [[ -d $mp ]] ; then
+            umount -l $mp >/dev/null 2>&1
+        fi
+    done
+}
+
+do_start() {
+    do_rw_mount
+}
+
+case $1 in
+start)
+    do_start
+;;
+*)
+    echo "Usage: $0 {start}"
+;;
+esac
diff --git a/recipes-core/multitech/overlayfs-init-jffs2/overlayfs.init b/recipes-core/multitech/overlayfs-init-jffs2/overlayfs.init
new file mode 100644
index 0000000..7a4d26d
--- /dev/null
+++ b/recipes-core/multitech/overlayfs-init-jffs2/overlayfs.init
@@ -0,0 +1,145 @@
+#!/bin/bash
+# Command to erase user data file system
+
+MNT_USER="/mnt/user"
+OVERLAY="$MNT_USER/overlay"
+WORKDIR="$MNT_USER/work"
+UPPERDIR="$MNT_USER/upper"
+LOWERDIR="/"
+USER_ORIG="$UPPERDIR/orig"
+USER_PARTITION="User data"
+TABLE=$'\n'"$(cat /proc/mtd)"
+
+
+# Erase the file system
+DO_ERASE_PERSISTENT="/mnt/user/.persistent/mts_do_erase_persistent"
+# Remove files not hidden
+DO_CLEAR_PERSISTENT="/mnt/user/.persistent/mts_do_clear_persistent"
+
+pid=$$
+prefix="<3>overlayrootfs-generator[${pid}]: "
+loginfo()  { echo "${prefix}$@" >/dev/kmsg ; }
+logpipe() {
+   OIFS="${IFS}"
+   IFS=$'\n'
+   while read ln ; do
+        echo -n "${prefix}${ln}" >/dev/kmsg
+   done
+   IFS="${OIFS}"
+}
+
+if [[ $TABLE =~ [[:space:]]mtd([[:digit:]]+)[^\"]*\"$USER_PARTITION\" ]] ; then
+   USER_BDEV=/dev/mtdblock${BASH_REMATCH[1]}
+   USER_DEV=/dev/mtd${BASH_REMATCH[1]}
+else
+   loginfo "Cannot find a User data partition"
+   exit 0
+fi
+
+fs="/dev /proc /sys /run /var/volatile /dev/pts /sys/kernel/debug /sys/kernel/config"
+ 
+
+mnt_user() {
+    mkdir -p $MNT_USER
+    mount -t jffs2 $USER_BDEV $MNT_USER
+}
+
+my_switch_root() {
+    NEW_ROOT=$1
+    loginfo mountinfo
+    mount --make-rprivate /
+    loginfo "my_switch_root: Mount file systems"
+    for f in $fs ; do
+        if [[ -d $NEW_ROOT/$f ]] ; then
+            loginfo "my_switch_root: mount -o noatime,move --bind $f $NEW_ROOT/$f"
+            mount -o noatime,move --bind $f $NEW_ROOT/$f
+        else
+            # loginfo "my_switch_root: Skipping $NEW_ROOT/$f"
+            :
+        fi
+    done
+    /sbin/pivot_root $NEW_ROOT $NEW_ROOT/orig
+}
+
+do_remove_old() {
+    shopt -s dotglob
+    rm -rf $MNT_USER/*.old
+    shopt -u dotglob
+}
+
+# select files for deletion
+do_clear_old() {
+    # when "clear user data" is requested - mark all non-hidden files for deletion
+    loginfo "Clearing user data. Persistent data will be left "
+
+    for FILE_PATH in "$MNT_USER"/*; do
+        FILE_NAME=$(basename "$FILE_PATH")
+        # rename all files and folders that exist in /mnt/user
+        mv "$FILE_PATH" "$MNT_USER/$FILE_NAME.old" 2>&1 | logpipe
+    done
+    do_remove_old
+    rm -f $DO_CLEAR_PERSISTENT
+}
+
+# Most efficient way to clear UBIFS file system
+do_erase_old() {
+    loginfo "Erasing user data"
+    # Sys must be mounted to use ubifs utilities
+    mount -t sysfs sysfs /sys
+
+    umount -l $MNT_USER
+    loginfo "Erase user-data partition $USER_DEV"
+    flash_erase -j ${USER_DEV} 0 0 2>&1 | logpipe
+    mnt_user
+}
+
+do_rw_mount() {
+    loginfo "Starting RW overlayfs"
+    mount -t tmpfs inittemp /mnt
+
+    mnt_user # user_data is now accessible
+    do_remove_old
+
+    if [[ -f $DO_ERASE_PERSISTENT ]] ; then
+        do_erase_old
+    elif [[ -f $DO_CLEAR_PERSISTENT ]] ; then
+        do_clear_old
+    fi
+
+    mkdir -p $UPPERDIR $WORKDIR $OVERLAY $USER_ORIG ${MNT_USER}/.persistent
+    loginfo "Mounting..."
+    mount -o index=off,metacopy=off,noatime,lowerdir=$LOWERDIR,upperdir=$UPPERDIR,workdir=$WORKDIR,rw -t overlay overlay $OVERLAY
+    loginfo "/proc/mounts:"
+    cat /proc/mounts | grep overlay | logpipe
+
+    mkdir -p ${OVERLAY}/var/persistent
+
+    mount --bind ${MNT_USER}/.persistent ${OVERLAY}/var/persistent
+    loginfo "Switch root to $OVERLAY"
+    my_switch_root $OVERLAY
+    cat /proc/mounts | grep overlay | logpipe
+    mount -o remount,rw /
+    cat /proc/mounts | grep overlay | logpipe
+    cat /proc/mounts | grep tmp | logpipe
+    umount -l /tmp >/dev/null 2>&1
+    umount -l /var/volatile >/dev/null 2>&1
+    cgroupmnts=$(sed -r -e 's/[^[:space:]]*[[:space:]]//'  -e 's/[[:space:]]+.*//g' /proc/mounts | grep '^/orig')
+    for mp in ${cgroupmnts} ; do
+        if [[ $mp != /orig ]] && [[ -d $mp ]] ; then
+            umount -l $mp >/dev/null 2>&1
+        fi
+    done
+}
+
+do_start() {
+    do_rw_mount
+}
+
+case $1 in
+start)
+    do_start
+;;
+*)
+    echo "Usage: $0 {start}"
+;;
+esac
diff --git a/recipes-core/multitech/overlayfs-init-jffs2_0.1.bb b/recipes-core/multitech/overlayfs-init-jffs2_0.1.bb
new file mode 100644
index 0000000..0bc10df
--- /dev/null
+++ b/recipes-core/multitech/overlayfs-init-jffs2_0.1.bb
@@ -0,0 +1,22 @@
+DESCRIPTION = "OverlayFS init"
+HOMEPAGE = "http://www.multitech.com/"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/COPYING.MIT;md5=3da9cfbcb788c80a0384361b4de20420"
+PACKAGE_ARCH = "all"
+PR = "r1"
+RDEPENDS_${PN} += "bash"
+
+SRC_URI = " \
+            file://overlayfs.init \
+"
+
+inherit allarch
+inherit update-rc.d
+
+INITSCRIPT_NAME = "overlayfs"
+INITSCRIPT_PARAMS = "start 01 S ."
+
+do_install() {
+  install -d ${D}/${sysconfdir}/init.d
+  install -m 0755 ${WORKDIR}/overlayfs.init ${D}/${sysconfdir}/init.d/overlayfs
+}
diff --git a/recipes-core/multitech/reset-handler/reset-handler.sh b/recipes-core/multitech/reset-handler/reset-handler.sh
index 7988342..f36136e 100755
--- a/recipes-core/multitech/reset-handler/reset-handler.sh
+++ b/recipes-core/multitech/reset-handler/reset-handler.sh
@@ -20,6 +20,9 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 # THE SOFTWARE.
 
+PERSISTENT_DIR="/var/persistent/"
+ERASE_PERSISTENT="${PERSISTENT_DIR}/mts_do_erase_persistent"
+
 name="reset-handler"
 log="logger -t $name -s"
 pid="$$"
@@ -50,6 +53,9 @@ do_restore_defaults() {
 		$log "Resetting passwords"
 		source rmpasswd
 	fi
+	if [[ -d ${PERSISTENT_DIR} ]] ; then
+        	touch ${ERASE_PERSISTENT}
+	fi
 	$log "Rebooting"
 	sleep 1
 	reboot
diff --git a/recipes-core/multitech/reset-handler_1.1.bb b/recipes-core/multitech/reset-handler_1.1.bb
index 16d7985..577e834 100644
--- a/recipes-core/multitech/reset-handler_1.1.bb
+++ b/recipes-core/multitech/reset-handler_1.1.bb
@@ -2,7 +2,7 @@ DESCRIPTION = "Default reset button handler"
 SECTION = "base"
 LICENSE = "MIT"
 LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
-PR = "r2"
+PR = "r3"
 RDEPENDS_${PN} += "bash"
 
 inherit update-rc.d