#!/bin/bash
# This script load/unload centec kernel modules

### BEGIN INIT INFO
# Provides:          platform-modules-v682-48y8c-d
# Required-Start:
# Required-Stop:
# Should-Start:
# Should-Stop:
# Default-Start:     S
# Default-Stop:      0 6
# Short-Description: Load Centec kernel modules
### END INIT INFO

function install_python_api_package()
{
    device="/usr/share/sonic/device"
    platform=$(/usr/local/bin/sonic-cfggen -H -v DEVICE_METADATA.localhost.platform)

    rv=$(pip3 show sonic-platform > /dev/null 2>/dev/null)
    if [ $? -ne 0 ]; then
        rv=$(pip3 install $device/$platform/sonic_platform-1.0-py3-none-any.whl)
    fi
}

function load_system_eeprom_file()
{
    device="/usr/share/sonic/device"
    platform=$(/usr/local/bin/sonic-cfggen -H -v DEVICE_METADATA.localhost.platform)
    mkdir -p /mnt/onie-boot
    mount -t ext4 -L ONIE-BOOT /mnt/onie-boot
    dd if=/mnt/onie-boot/eeprom_file of=$device/$platform/eeprom_file bs=1 skip=1046528
    dd if=/mnt/onie-boot/eeprom_file of=$device/$platform/eeprom_cipher bs=1 count=32
    MACADDR=`decode-syseeprom | grep "Base MAC Address" | awk '{print $6}'`
    ifconfig eth0 hw ether $MACADDR
    umount /mnt/onie-boot
    rmdir /mnt/onie-boot
}

function load_kernel_modules()
{
    depmod -a
    modprobe i2c-dev
    modprobe centec_v682_48y8c_d_platform
    modprobe dal
    modprobe tun
    modprobe tap
}

function remove_kernel_modules()
{
    modprobe -r tap
    modprobe -r tun
    modprobe -r dal
    modprobe -r centec_v682_48y8c_d_platform
    modprobe -r i2c-dev
}

function release_board()
{
    systemctl mask sleep.target suspend.target hibernate.target hybrid-sleep.target

    chmod a+x /usr/local/lib/python3.9/dist-packages/libSUSI-4.00.so.1
    chmod a+x /usr/local/lib/python3.9/dist-packages/_Susi4.so
    chmod a+x /usr/local/lib/python3.9/dist-packages/release.py
    /usr/local/lib/python3.9/dist-packages/release.py
}


case "$1" in
start)
    echo -n "Load Centec kernel modules... "

    release_board
    load_kernel_modules
    install_python_api_package
    load_system_eeprom_file

    echo "done."
    ;;

stop)
    echo -n "Unload Centec kernel modules... "

    remove_kernel_modules

    echo "done."
    ;;

force-reload|restart)
    echo "Not supported"
    ;;

*)
    echo "Usage: /etc/init.d/platform-modules-v682-48y8c-d {start|stop}"
    exit 1
    ;;
esac

exit 0