From 64089ae6bb7ec7f7cfd060aa82a13e0d4d81833f Mon Sep 17 00:00:00 2001
From: Calin Crisan <ccrisan@gmail.com>
Date: Fri, 13 Nov 2015 17:35:26 +0200
Subject: [PATCH] init script refactoring

---
 board/bananapi/overlay/etc/init.d/S00hostname | 44 ---------
 board/bananapi/overlay/etc/init.d/boardsn     |  5 +
 board/common/overlay/etc/fstab                |  4 +-
 board/common/overlay/etc/init.d/S00hostname   | 43 ---------
 board/common/overlay/etc/init.d/S00osinit     | 94 +++++++++++++++++++
 .../overlay/etc/init.d/{S60date => S50date}   |  0
 .../overlay/etc/init.d/{S80crond => S51crond} |  0
 .../overlay/etc/init.d/{S50sshd => S60sshd}   |  0
 .../etc/init.d/{S70proftpd => S61proftpd}     |  0
 .../overlay/etc/init.d/{S91smb => S62smb}     |  0
 .../etc/init.d/{S95motioneye => S85motioneye} |  0
 board/common/overlay/etc/init.d/S99userinit   | 22 +++++
 board/common/overlay/etc/init.d/boardsn       |  4 +
 board/common/overlay/etc/init.d/functions     |  3 +
 board/common/overlay/etc/init.d/rcK           | 32 +++----
 board/common/overlay/etc/init.d/rcS           | 43 ++++-----
 board/common/overlay/etc/init.d/vars          |  6 ++
 board/common/overlay/etc/inittab              | 11 ---
 board/common/overlay/etc/os.conf              |  2 +
 board/common/overlay/etc/version              |  5 +
 board/common/overlay/sbin/loadmodules         | 12 ---
 board/common/overlay/sbin/remountrw           | 19 ----
 board/common/overlay/sbin/userinit            |  8 --
 .../cubietruck/overlay/etc/init.d/S00hostname | 43 ---------
 board/cubietruck/overlay/etc/init.d/boardsn   |  5 +
 board/odroidc1/overlay/etc/init.d/S00hostname | 44 ---------
 board/odroidc1/overlay/etc/init.d/boardsn     |  5 +
 .../etc/init.d/{S03brownout => S05brownout}   |  0
 .../etc/init.d/{S94streameye => S84streameye} |  0
 board/raspberrypi/overlay/etc/init.d/boardsn  |  5 +
 .../etc/init.d/{S03brownout => S05brownout}   |  0
 .../etc/init.d/{S94streameye => S84streameye} |  0
 board/raspberrypi2/overlay/etc/init.d/boardsn |  5 +
 33 files changed, 197 insertions(+), 267 deletions(-)
 delete mode 100755 board/bananapi/overlay/etc/init.d/S00hostname
 create mode 100755 board/bananapi/overlay/etc/init.d/boardsn
 delete mode 100755 board/common/overlay/etc/init.d/S00hostname
 create mode 100755 board/common/overlay/etc/init.d/S00osinit
 rename board/common/overlay/etc/init.d/{S60date => S50date} (100%)
 rename board/common/overlay/etc/init.d/{S80crond => S51crond} (100%)
 rename board/common/overlay/etc/init.d/{S50sshd => S60sshd} (100%)
 rename board/common/overlay/etc/init.d/{S70proftpd => S61proftpd} (100%)
 rename board/common/overlay/etc/init.d/{S91smb => S62smb} (100%)
 rename board/common/overlay/etc/init.d/{S95motioneye => S85motioneye} (100%)
 create mode 100755 board/common/overlay/etc/init.d/S99userinit
 create mode 100755 board/common/overlay/etc/init.d/boardsn
 create mode 100755 board/common/overlay/etc/init.d/functions
 create mode 100755 board/common/overlay/etc/init.d/vars
 create mode 100644 board/common/overlay/etc/os.conf
 create mode 100644 board/common/overlay/etc/version
 delete mode 100755 board/common/overlay/sbin/loadmodules
 delete mode 100755 board/common/overlay/sbin/remountrw
 delete mode 100755 board/common/overlay/sbin/userinit
 delete mode 100755 board/cubietruck/overlay/etc/init.d/S00hostname
 create mode 100755 board/cubietruck/overlay/etc/init.d/boardsn
 delete mode 100755 board/odroidc1/overlay/etc/init.d/S00hostname
 create mode 100755 board/odroidc1/overlay/etc/init.d/boardsn
 rename board/raspberrypi/overlay/etc/init.d/{S03brownout => S05brownout} (100%)
 rename board/raspberrypi/overlay/etc/init.d/{S94streameye => S84streameye} (100%)
 create mode 100755 board/raspberrypi/overlay/etc/init.d/boardsn
 rename board/raspberrypi2/overlay/etc/init.d/{S03brownout => S05brownout} (100%)
 rename board/raspberrypi2/overlay/etc/init.d/{S94streameye => S84streameye} (100%)
 create mode 100755 board/raspberrypi2/overlay/etc/init.d/boardsn

diff --git a/board/bananapi/overlay/etc/init.d/S00hostname b/board/bananapi/overlay/etc/init.d/S00hostname
deleted file mode 100755
index ed7d811214..0000000000
--- a/board/bananapi/overlay/etc/init.d/S00hostname
+++ /dev/null
@@ -1,44 +0,0 @@
-#!/bin/bash
-
-start() {
-    echo -n "Setting hostname: "
-
-    sn=$(cat /sys/class/net/eth0/address | tr -d ':')
-    sn=${sn: -8}
-    echo $sn > /var/cache/serial_number
-    hostname="meye-$sn"
-    /bin/hostname $hostname
-    echo "127.0.0.1 localhost $hostname" > /etc/hosts
-
-    echo "done"
-}
-
-stop() {
-    echo -n
-}
-
-restart() {
-    stop
-    start
-}
-
-case "$1" in
-    start)
-        start
-        ;;
-
-    stop)
-        stop
-        ;;
-
-    restart|reload)
-        restart
-        ;;
-
-    *)
-        echo "Usage: $0 {start|stop|restart}"
-        exit 1
-esac
-
-exit $?
-
diff --git a/board/bananapi/overlay/etc/init.d/boardsn b/board/bananapi/overlay/etc/init.d/boardsn
new file mode 100755
index 0000000000..94a7db385d
--- /dev/null
+++ b/board/bananapi/overlay/etc/init.d/boardsn
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+sn=$(cat /sys/class/net/eth0/address | tr -d ':')
+echo ${sn: -8}
+
diff --git a/board/common/overlay/etc/fstab b/board/common/overlay/etc/fstab
index 5da62f5656..a138aac079 100644
--- a/board/common/overlay/etc/fstab
+++ b/board/common/overlay/etc/fstab
@@ -1,11 +1,11 @@
 # <file system> <mount pt>            <type>   <options>         <dump> <pass>
-/dev/mmcblk0p1  /boot                 vfat     ro,defaults       0      0
-/dev/mmcblk0p3  /data                 ext4     defaults,noatime  0      0
 proc            /proc                 proc     defaults          0      0
 devpts          /dev/pts              devpts   gid=5,mode=620    0      0
 tmpfs           /dev/shm              tmpfs    mode=0777         0      0
 tmpfs           /tmp                  tmpfs    mode=1777         0      0
 sysfs           /sys                  sysfs    defaults          0      0
+/dev/mmcblk0p1  /boot                 vfat     ro,defaults       0      0
+/dev/mmcblk0p3  /data                 ext4     defaults,noatime  0      0
 /data/output    /home/ftp/sdcard      rbind    rbind             0      0
 /data/media     /home/ftp/storage     rbind    rbind             0      0
 
diff --git a/board/common/overlay/etc/init.d/S00hostname b/board/common/overlay/etc/init.d/S00hostname
deleted file mode 100755
index 67e564aa1c..0000000000
--- a/board/common/overlay/etc/init.d/S00hostname
+++ /dev/null
@@ -1,43 +0,0 @@
-#!/bin/bash
-
-start() {
-    echo -n "Setting hostname: "
-
-    sn=$(cat /proc/cpuinfo | grep Serial | tr -d ' ' | cut -d ':' -f 2)
-    sn=${sn: -8}
-    echo $sn > /var/cache/serial_number
-    hostname="meye-$sn"
-    /bin/hostname $hostname
-    echo "127.0.0.1 localhost $hostname" > /etc/hosts
-
-    echo "done"
-}
-
-stop() {
-    echo -n
-}
-
-restart() {
-    stop
-    start
-}
-
-case "$1" in
-    start)
-        start
-        ;;
-
-    stop)
-        stop
-        ;;
-
-    restart|reload)
-        restart
-        ;;
-
-    *)
-        echo "Usage: $0 {start|stop|restart}"
-        exit 1
-esac
-
-exit $?
diff --git a/board/common/overlay/etc/init.d/S00osinit b/board/common/overlay/etc/init.d/S00osinit
new file mode 100755
index 0000000000..58487cdcc6
--- /dev/null
+++ b/board/common/overlay/etc/init.d/S00osinit
@@ -0,0 +1,94 @@
+#!/bin/bash
+
+sys_conf="/etc/os.conf"
+conf="/data/etc/os.conf"
+
+if [ -f $sys_conf ] && ! [ -f $conf ]; then
+    cp $sys_conf $conf
+fi
+
+if [ -f $conf ]; then
+    source $conf
+fi
+
+mount_all() {
+    echo -n "Mounting filesystems: "
+
+    /bin/mkdir -p /dev/pts
+    /bin/mkdir -p /dev/shm
+    /bin/mount --make-shared /
+    /bin/mount -a
+
+    echo "done"
+
+    if [ "$os_debug" == "true" ]; then
+        echo -n "Remounting boot partition read-write: "
+        mount -o remount,rw /boot
+        [ $? == 0 ] && echo "done" || echo "failed"
+
+        echo -n "Remounting root partition read-write: "
+        mount -o remount,rw /
+        [ $? == 0 ] && echo "done" || echo "failed"
+    fi
+}
+
+unmount_all() {
+    /bin/umount -a -r
+    /sbin/swapoff -a
+}
+
+set_hostname() {
+    echo -n "Setting hostname: "
+
+    if [ -f /data/etc/hostname ]; then
+        hostname=$(cat /data/etc/hostname)
+    else
+        hostname="$os_prefix-$board_sn"
+    fi
+
+    /bin/hostname $hostname
+    echo "127.0.0.1 localhost $hostname" > /etc/hosts
+
+    echo "done"
+}
+
+load_modules() {
+    echo -n "Loading kernel modules: "
+
+    if [ -r /etc/modules ]; then
+        cat /etc/modules | while read line; do test -n "$line" && /sbin/modprobe $line; done
+    fi
+
+    if [ -r /data/etc/modules ]; then
+        cat /data/etc/modules | while read line; do test -n "$line" && /sbin/modprobe $line; done
+    fi
+
+    echo "done"
+}
+
+start() {
+    mount_all
+    set_hostname
+    load_modules
+}
+
+stop() {
+    unmount_all
+}
+
+case "$1" in
+    start)
+        start
+        ;;
+
+    stop)
+        stop
+        ;;
+
+    *)
+        echo "Usage: $0 {start|stop}"
+        exit 1
+esac
+
+exit $?
+
diff --git a/board/common/overlay/etc/init.d/S60date b/board/common/overlay/etc/init.d/S50date
similarity index 100%
rename from board/common/overlay/etc/init.d/S60date
rename to board/common/overlay/etc/init.d/S50date
diff --git a/board/common/overlay/etc/init.d/S80crond b/board/common/overlay/etc/init.d/S51crond
similarity index 100%
rename from board/common/overlay/etc/init.d/S80crond
rename to board/common/overlay/etc/init.d/S51crond
diff --git a/board/common/overlay/etc/init.d/S50sshd b/board/common/overlay/etc/init.d/S60sshd
similarity index 100%
rename from board/common/overlay/etc/init.d/S50sshd
rename to board/common/overlay/etc/init.d/S60sshd
diff --git a/board/common/overlay/etc/init.d/S70proftpd b/board/common/overlay/etc/init.d/S61proftpd
similarity index 100%
rename from board/common/overlay/etc/init.d/S70proftpd
rename to board/common/overlay/etc/init.d/S61proftpd
diff --git a/board/common/overlay/etc/init.d/S91smb b/board/common/overlay/etc/init.d/S62smb
similarity index 100%
rename from board/common/overlay/etc/init.d/S91smb
rename to board/common/overlay/etc/init.d/S62smb
diff --git a/board/common/overlay/etc/init.d/S95motioneye b/board/common/overlay/etc/init.d/S85motioneye
similarity index 100%
rename from board/common/overlay/etc/init.d/S95motioneye
rename to board/common/overlay/etc/init.d/S85motioneye
diff --git a/board/common/overlay/etc/init.d/S99userinit b/board/common/overlay/etc/init.d/S99userinit
new file mode 100755
index 0000000000..9ada77a624
--- /dev/null
+++ b/board/common/overlay/etc/init.d/S99userinit
@@ -0,0 +1,22 @@
+#!/bin/bash
+
+case "$1" in
+    start)
+        if [ -r /data/etc/userinit.sh ]; then
+            echo -n "Executing user init script: "
+            /bin/bash /data/etc/userinit.sh
+            echo "done"
+        fi
+        ;;
+
+    stop)
+        true
+        ;;
+
+    *)
+        echo "Usage: $0 {start|stop}"
+        exit 1
+esac
+
+exit $?
+
diff --git a/board/common/overlay/etc/init.d/boardsn b/board/common/overlay/etc/init.d/boardsn
new file mode 100755
index 0000000000..2e82bbd253
--- /dev/null
+++ b/board/common/overlay/etc/init.d/boardsn
@@ -0,0 +1,4 @@
+#!/bin/bash
+
+echo "00000000"
+
diff --git a/board/common/overlay/etc/init.d/functions b/board/common/overlay/etc/init.d/functions
new file mode 100755
index 0000000000..7a693aac0b
--- /dev/null
+++ b/board/common/overlay/etc/init.d/functions
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+
diff --git a/board/common/overlay/etc/init.d/rcK b/board/common/overlay/etc/init.d/rcK
index 7cb7f67eb8..74fcda1b50 100755
--- a/board/common/overlay/etc/init.d/rcK
+++ b/board/common/overlay/etc/init.d/rcK
@@ -1,31 +1,27 @@
 #!/bin/sh
 
-BOOT_LOG=/var/log/boot.log
-PID_FILE=/tmp/rc.pid
+boot_log=/var/log/boot.log
+pid_file=/tmp/rc.pid
 
-echo "---- shutting down ----" >> $BOOT_LOG
+source /etc/init.d/vars
+source /etc/init.d/functions
 
-# stop all init scripts in /etc/init.d
+echo "---- shutting down $os_name $os_version ----" >> $boot_log
+
+# stop all init scripts in /etc/init.d,
 # executing them in numerical order.
 (for i in /etc/init.d/S??*; do
     [ ! -f "$i" ] && continue
     [ -f /data/etc/no_$(basename $i) ] && continue
 
-    case "$i" in
-        *.sh) # Source shell script for speed.
-            (
-            trap - INT QUIT TSTP
-            set stop
-            . $i
-            )
-            ;;
-        *) # No sh extension, so fork subprocess.
-            $i stop
-            ;;
-    esac
-done& echo $! > $PID_FILE) | tee -a $BOOT_LOG &
+    (
+        trap - INT QUIT TSTP
+        set stop
+        . $i
+    )
+done& echo $! > $pid_file) | tee -a $boot_log &
 
-pid=$(cat $PID_FILE)
+pid=$(cat $pid_file)
 while kill -0 $pid 2>/dev/null; do
     sleep 1
 done
diff --git a/board/common/overlay/etc/init.d/rcS b/board/common/overlay/etc/init.d/rcS
index f318f38110..925bca7861 100755
--- a/board/common/overlay/etc/init.d/rcS
+++ b/board/common/overlay/etc/init.d/rcS
@@ -1,43 +1,40 @@
 #!/bin/sh
 
-BOOT_LOG=/var/log/boot.log
-PID_FILE=/tmp/rc.pid
+boot_log=/var/log/boot.log
+pid_file=/tmp/rc.pid
 
 if ! [ -d /var/log ]; then
-    # the very first boot won't have the /var/log directory
-    BOOT_LOG=/tmp/boot.log
-    TMP_LOG=yes
+    # at the very first boot,
+    # we won't have the /var/log directory
+    boot_log=/tmp/boot.log
+    tmp_log=yes
 fi
 
-echo "---- booting ----" >> $BOOT_LOG
+source /etc/init.d/vars
+source /etc/init.d/functions
 
-# start all init scripts in /etc/init.d
+echo "---- booting $os_name $os_version----" >> $boot_log
+
+# start all init scripts in /etc/init.d,
 # executing them in numerical order.
 (for i in /etc/init.d/S??*; do
     [ ! -f "$i" ] && continue
     [ -f /data/etc/no_$(basename $i) ] && continue
 
-    case "$i" in
-        *.sh) # Source shell script for speed.
-            (
-            trap - INT QUIT TSTP
-            set start
-            . $i
-            )
-            ;;
-        *) # No sh extension, so fork subprocess.
-            $i start
-            ;;
-    esac
-done& echo $! > $PID_FILE) | tee -a $BOOT_LOG &
+    (
+        trap - INT QUIT TSTP
+        set start
+        . $i
+    )
+done& echo $! > $pid_file) | tee -a $boot_log &
 
-pid=$(cat $PID_FILE)
+pid=$(cat $pid_file)
 while kill -0 $pid 2>/dev/null; do
     sleep 1
 done
 
-if [ -n "$TMP_LOG" ]; then
+if [ -n "$tmp_log" ]; then
     # persist the boot log at first boot
-    mv $BOOT_LOG /var/log
+    mv $boot_log /var/log
 fi
 
diff --git a/board/common/overlay/etc/init.d/vars b/board/common/overlay/etc/init.d/vars
new file mode 100755
index 0000000000..1b1fed0e91
--- /dev/null
+++ b/board/common/overlay/etc/init.d/vars
@@ -0,0 +1,6 @@
+#!/bin/bash
+
+source /etc/version
+board=$(cat /etc/board)
+board_sn=$(/etc/init.d/boardsn)
+
diff --git a/board/common/overlay/etc/inittab b/board/common/overlay/etc/inittab
index b0cf55b234..08afd810c3 100644
--- a/board/common/overlay/etc/inittab
+++ b/board/common/overlay/etc/inittab
@@ -14,16 +14,7 @@
 # process   == program to run
 
 # Startup the system
-null::sysinit:/bin/mount -t proc proc /proc
-null::sysinit:/bin/mkdir -p /dev/pts
-null::sysinit:/bin/mkdir -p /dev/shm
-null::sysinit:/bin/mount --make-shared /
-null::sysinit:/bin/mount -a
-null::sysinit:/sbin/remountrw
-null::sysinit:/sbin/loadmodules
-# now run any rc scripts
 ::sysinit:/etc/init.d/rcS
-::sysinit:/sbin/userinit
 
 # Put a getty on the serial port
 tty1::respawn:/sbin/getty -L tty1 115200 vt100
@@ -34,6 +25,4 @@ tty1::respawn:/sbin/getty -L tty1 115200 vt100
 
 # Stuff to do before rebooting
 null::shutdown:/etc/init.d/rcK
-null::shutdown:/bin/umount -a -r
-null::shutdown:/sbin/swapoff -a
 
diff --git a/board/common/overlay/etc/os.conf b/board/common/overlay/etc/os.conf
new file mode 100644
index 0000000000..1a62fb3894
--- /dev/null
+++ b/board/common/overlay/etc/os.conf
@@ -0,0 +1,2 @@
+os_debug="false"
+
diff --git a/board/common/overlay/etc/version b/board/common/overlay/etc/version
new file mode 100644
index 0000000000..df06b7ebda
--- /dev/null
+++ b/board/common/overlay/etc/version
@@ -0,0 +1,5 @@
+os_name="motionEyeOS"
+os_short_name="motioneyeos"
+os_prefix="meye"
+os_version="20151103"
+
diff --git a/board/common/overlay/sbin/loadmodules b/board/common/overlay/sbin/loadmodules
deleted file mode 100755
index 42e25ea961..0000000000
--- a/board/common/overlay/sbin/loadmodules
+++ /dev/null
@@ -1,12 +0,0 @@
-#!/bin/sh
-
-if [ -r /etc/modules ]; then
-    cat /etc/modules | while read line; do test -n "$line" && /sbin/modprobe $line; done
-fi
-
-if [ -r /data/etc/modules ]; then
-    cat /data/etc/modules | while read line; do test -n "$line" && /sbin/modprobe $line; done
-fi
-
-exit 0
-
diff --git a/board/common/overlay/sbin/remountrw b/board/common/overlay/sbin/remountrw
deleted file mode 100755
index ce2d176a9b..0000000000
--- a/board/common/overlay/sbin/remountrw
+++ /dev/null
@@ -1,19 +0,0 @@
-#!/bin/sh
-
-PATH=/bin:/usr/bin:/sbin:/usr/sbin
-motioneye_conf=/data/etc/motioneye.conf
-
-test -f $motioneye_conf || exit 0
-
-if grep 'log-level debug' $motioneye_conf >/dev/null; then
-    echo -n "Remounting boot partition read-write: "
-    mount -o remount,rw /boot
-    [ $? == 0 ] && echo "done" || echo "failed"
-
-    echo -n "Remounting root partition read-write: "
-    mount -o remount,rw /
-    [ $? == 0 ] && echo "done" || echo "failed"
-fi
-
-exit 0
-
diff --git a/board/common/overlay/sbin/userinit b/board/common/overlay/sbin/userinit
deleted file mode 100755
index e79c4e64cb..0000000000
--- a/board/common/overlay/sbin/userinit
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/sh
-
-if [ -r /data/etc/userinit.sh ]; then
-    /bin/bash /data/etc/userinit.sh
-fi
-
-exit 0
-
diff --git a/board/cubietruck/overlay/etc/init.d/S00hostname b/board/cubietruck/overlay/etc/init.d/S00hostname
deleted file mode 100755
index 938cbbef3b..0000000000
--- a/board/cubietruck/overlay/etc/init.d/S00hostname
+++ /dev/null
@@ -1,43 +0,0 @@
-#!/bin/bash
-
-start() {
-    echo -n "Setting hostname: "
-
-    sn=$(cat /sys/class/net/eth0/address | tr -d ':')
-    sn=${sn: -8}
-    echo $sn > /var/cache/serial_number
-    hostname="meye-$sn"
-    /bin/hostname $hostname
-    echo "127.0.0.1 localhost $hostname" > /etc/hosts
-
-    echo "done"
-}
-
-stop() {
-    echo -n
-}
-
-restart() {
-    stop
-    start
-}
-
-case "$1" in
-    start)
-        start
-        ;;
-
-    stop)
-        stop
-        ;;
-
-    restart|reload)
-        restart
-        ;;
-
-    *)
-        echo "Usage: $0 {start|stop|restart}"
-        exit 1
-esac
-
-exit $?
diff --git a/board/cubietruck/overlay/etc/init.d/boardsn b/board/cubietruck/overlay/etc/init.d/boardsn
new file mode 100755
index 0000000000..94a7db385d
--- /dev/null
+++ b/board/cubietruck/overlay/etc/init.d/boardsn
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+sn=$(cat /sys/class/net/eth0/address | tr -d ':')
+echo ${sn: -8}
+
diff --git a/board/odroidc1/overlay/etc/init.d/S00hostname b/board/odroidc1/overlay/etc/init.d/S00hostname
deleted file mode 100755
index ed7d811214..0000000000
--- a/board/odroidc1/overlay/etc/init.d/S00hostname
+++ /dev/null
@@ -1,44 +0,0 @@
-#!/bin/bash
-
-start() {
-    echo -n "Setting hostname: "
-
-    sn=$(cat /sys/class/net/eth0/address | tr -d ':')
-    sn=${sn: -8}
-    echo $sn > /var/cache/serial_number
-    hostname="meye-$sn"
-    /bin/hostname $hostname
-    echo "127.0.0.1 localhost $hostname" > /etc/hosts
-
-    echo "done"
-}
-
-stop() {
-    echo -n
-}
-
-restart() {
-    stop
-    start
-}
-
-case "$1" in
-    start)
-        start
-        ;;
-
-    stop)
-        stop
-        ;;
-
-    restart|reload)
-        restart
-        ;;
-
-    *)
-        echo "Usage: $0 {start|stop|restart}"
-        exit 1
-esac
-
-exit $?
-
diff --git a/board/odroidc1/overlay/etc/init.d/boardsn b/board/odroidc1/overlay/etc/init.d/boardsn
new file mode 100755
index 0000000000..94a7db385d
--- /dev/null
+++ b/board/odroidc1/overlay/etc/init.d/boardsn
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+sn=$(cat /sys/class/net/eth0/address | tr -d ':')
+echo ${sn: -8}
+
diff --git a/board/raspberrypi/overlay/etc/init.d/S03brownout b/board/raspberrypi/overlay/etc/init.d/S05brownout
similarity index 100%
rename from board/raspberrypi/overlay/etc/init.d/S03brownout
rename to board/raspberrypi/overlay/etc/init.d/S05brownout
diff --git a/board/raspberrypi/overlay/etc/init.d/S94streameye b/board/raspberrypi/overlay/etc/init.d/S84streameye
similarity index 100%
rename from board/raspberrypi/overlay/etc/init.d/S94streameye
rename to board/raspberrypi/overlay/etc/init.d/S84streameye
diff --git a/board/raspberrypi/overlay/etc/init.d/boardsn b/board/raspberrypi/overlay/etc/init.d/boardsn
new file mode 100755
index 0000000000..16881c26f7
--- /dev/null
+++ b/board/raspberrypi/overlay/etc/init.d/boardsn
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+sn=$(cat /proc/cpuinfo | grep Serial | tr -d ' ' | cut -d ':' -f 2)
+echo ${sn: -8}
+
diff --git a/board/raspberrypi2/overlay/etc/init.d/S03brownout b/board/raspberrypi2/overlay/etc/init.d/S05brownout
similarity index 100%
rename from board/raspberrypi2/overlay/etc/init.d/S03brownout
rename to board/raspberrypi2/overlay/etc/init.d/S05brownout
diff --git a/board/raspberrypi2/overlay/etc/init.d/S94streameye b/board/raspberrypi2/overlay/etc/init.d/S84streameye
similarity index 100%
rename from board/raspberrypi2/overlay/etc/init.d/S94streameye
rename to board/raspberrypi2/overlay/etc/init.d/S84streameye
diff --git a/board/raspberrypi2/overlay/etc/init.d/boardsn b/board/raspberrypi2/overlay/etc/init.d/boardsn
new file mode 100755
index 0000000000..16881c26f7
--- /dev/null
+++ b/board/raspberrypi2/overlay/etc/init.d/boardsn
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+sn=$(cat /proc/cpuinfo | grep Serial | tr -d ' ' | cut -d ':' -f 2)
+echo ${sn: -8}
+