103 lines
3.2 KiB
Bash
103 lines
3.2 KiB
Bash
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#!/bin/bash
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i2c_config() {
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local count=0
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local MAX_BUS_RETRY=20
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local MAX_I2C_OP_RETRY=10
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i2c_bus_op=`echo "$@" | cut -d'>' -f 2`
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i2c_bus=$(dirname $i2c_bus_op)
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# check if bus exists
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while [[ "$count" -lt "$MAX_BUS_RETRY" ]]; do
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[[ -e $i2c_bus ]] && break || sleep .1
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count=$((count+1))
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done
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if [[ "$count" -eq "$MAX_BUS_RETRY" ]]; then
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echo "dell_i2c_utils : ERROR: $@ : i2c bus not created"
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return
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fi
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# perform the add/delete
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count=0
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while [[ "$count" -lt "$MAX_I2C_OP_RETRY" ]]; do
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eval "$@" > /dev/null 2>&1
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[[ $? == 0 ]] && break || sleep .2
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count=$((count+1))
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done
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if [[ "$count" -eq "$MAX_I2C_OP_RETRY" ]]; then
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echo "dell_i2c_utils : ERROR: $@ : i2c operation failed"
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return
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fi
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}
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# Attach/Detach syseeprom on CPU board
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sys_eeprom() {
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case $1 in
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"new_device") i2c_config "echo 24c02 0x53 > /sys/bus/i2c/devices/i2c-0/$1"
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;;
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"delete_device") i2c_config "echo 0x53 > /sys/bus/i2c/devices/i2c-0/$1"
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;;
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*) echo "platform: sys_eeprom : invalid command !"
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;;
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esac
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}
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install_python_api_package() {
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device="/usr/share/sonic/device"
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platform=$(/usr/local/bin/sonic-cfggen -H -v DEVICE_METADATA.localhost.platform)
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rv=$(pip3 install $device/$platform/sonic_platform-1.0-py3-none-any.whl)
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}
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remove_python_api_package() {
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rv=$(pip3 show sonic-platform > /dev/null 2>/dev/null)
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if [ $? -eq 0 ]; then
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rv=$(pip3 uninstall -y sonic-platform > /dev/null 2>/dev/null)
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fi
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}
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update_share_password() {
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echo "Update shared password !!!"
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SONIC_VERSION=$(cat /etc/sonic/sonic_version.yml | grep "build_version" | sed -e "s/build_version: //g;s/'//g")
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image_dir=$(cat /proc/cmdline | sed -e 's/.*loop=\(\S*\)\/.*/\1/')
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if [ -f /host/reboot-cause/platform/last_boot_image ]; then
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last_image_ver=$(cat /host/reboot-cause/platform/last_boot_image)
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else
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last_image_ver=""
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fi
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echo "last_image_ver=${last_image_ver}"
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find /host -name "*image-*" | sed -e 's/\/host\/image-//' | while read var ; do
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#echo "var=${var} image_dir=${image_dir}"
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if [ "image-${var}" != "$image_dir" ] && [ "$last_image_ver" != "${SONIC_VERSION}" ]; then
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cp /host/image-${var}/rw/etc/shadow /host/${image_dir}/rw/etc/shadow
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cp /host/image-${var}/rw/etc/passwd /host/${image_dir}/rw/etc/passwd
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cp /host/image-${var}/rw/etc/gshadow /host/${image_dir}/rw/etc/gshadow
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cp /host/image-${var}/rw/etc/group /host/${image_dir}/rw/etc/group
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fi
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done
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if [ -d /host/reboot-cause/platform ]; then
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echo "${SONIC_VERSION}" | sudo tee /host/reboot-cause/platform/last_boot_image > /dev/null
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fi
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}
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if [ "$1" == "init" ]; then
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echo "Initializing hardware components ..."
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depmod -a
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sys_eeprom "new_device"
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modprobe t7132s
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install_python_api_package
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update_share_password
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elif [ "$1" == "deinit" ]; then
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echo "De-initializing hardware components ..."
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modprobe -r t7132s
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sys_eeprom "delete_device"
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remove_python_api_package
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else
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echo "Invalid options !"
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fi
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