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#!/bin/bash
with_timestamp=0
with_color=0
keep_going=0
_needed_commands='which grep date cat echo tr'
declare -A _supported_machines=( [warp]=i.MX7 [rpi3]=BCM2709 [bananapi]=H2+ )
_print() {
local _color_prefix=''
local _color_sufix=''
local _timestamp=''
(($with_color > 0)) && { _color_prefix="\e[1;${2}m" ; _color_sufix="\e[0m" ; }
if (( ${with_timestamp} > 0 )); then
_date=$(date "+%Y%m%d_%H%M%S")
_timestamp="[${_date}]: "
fi
[[ ! -z ${3} ]] && opt="-en" || opt="-e"
echo $opt "${_color_prefix} ${_timestamp} ${1} ${_color_sufix}"
}
print_blue() {
_print "$1" 34 n
}
print_red() {
_print "$1" 31
}
print_yellow() {
_print "$1" 33
}
print_green() {
_print "$1" 32
}
print_ok() {
_print "[OK]" 32
}
print_nok() {
_print "***NOK***" 31
}
print_skip() {
_print "$1 ***SKIP***" 31
}
print_pass() {
_print "$1 ...................................... [PASS]" 32
}
print_die() {
print_red "$1"
exit 2
}
print_fail() {
print_red "$1 ...................................... [FAIL]"
}
print_skipped() {
print_yellow "$1 ...................................... [SKIP]"
}
print_fatal() {
if (($keep_going > 0)); then
print_red "$1"
else
print_die "$1"
fi
}
print_yn() {
print_blue "$1"
read -p "[y/n]? "
[[ "$REPLY" == "y" ]] && return 0 || return 1
}
path_check() {
local ret_final=0
for p in ${@}; do
print_blue "Checking path exists ${p}..."
[[ -d ${p} ]] && ret=0 || ret=-22
ret=$?; (($ret == 0)) && print_ok || print_nok
(($ret != 0)) && (($ret_final == 0)) && ret_final=-22
done
return $ret_final
}
zgrep_config() {
local needed_commands='zcat'
local options=${@}
local kernel_config="/proc/config.gz"
local zout=''
local ret_final=0
if [[ ! -f ${kernel_config} ]]; then
print_red "Kernel Config File ${kernel_config} does not exist..."
print_nok
return -22
fi
check_commands ${needed_commands}
ret=$?; (($ret != 0)) && return $ret
for c in ${@}; do
print_blue "Checking config option ${c}..."
zout=$(zcat ${kernel_config} | grep "CONFIG_${c}=[y|m]")
ret=$?; (($ret == 0)) && print_ok || print_nok
(($ret != 0)) && (($ret_final == 0)) && ret_final=-22
done
return $ret_final
}
assign() {
export "$1"="$2"
}
contains_exactly() {
local e; for e in "${@:2}"; do [[ "$e" == "$1" ]] && return 0; done; return 1;
}
contains() {
local e; for e in "${@:2}"; do [[ "$e" == *"$1"* ]] && return 0; done; return 1;
}
check_bash_version() {
[[ ! -z ${bash_version_major_required} ]] && ((${BASH_VERSINFO[0]} < ${bash_version_major_required})); ret=$?
(( $ret == 0 )) && print_die "Sorry!! you need at least bash major version ${bash_version_major_required} to run this script"
[[ ! -z ${bash_version_minor_required} ]] && ((${BASH_VERSINFO[1]} < ${bash_version_minor_required}))
(( $ret == 0 )) && print_die "Sorry!! you need at least bash major version ${bash_version_minor_required} to run this script"
return 0
}
check_commands() {
local needed_commands="${@} ${_needed_commands}"
missing_counter=0
for needed_command in $needed_commands; do
if ! hash "${needed_command}" >/dev/null 2>&1; then
print_red "\n Command not found in PATH: $needed_command" >&2
((missing_counter++))
fi
done
if ((missing_counter > 0)); then
print_red "Minimum $missing_counter commands are missing in PATH,\
\n please install them in your host machine aborting " >&2
return 127
fi
}
check_machine() {
local hostname=$(cat /etc/hostname)
local hardware=$(cat /proc/cpuinfo | grep Hardware)
# try to find machine using the hostname
for machine in ${!_supported_machines[@]}; do
[[ ${hostname} == *${machine}* ]] && break || machine=''
done
# we could get the machine type from hostname, no need for other check #
[[ ! -z ${machine} ]] && return
# if hostname was changed, try using the cpuinfo
for m in ${!_supported_machines[@]}; do
[[ ${hardware} == *${_supported_machines[$m]}* ]] && machine=$m && break || machine=''
done
[[ -z ${machine} ]] && print_die "Failed to find the running machine"
}
set_subsystem_dev() {
local subsys_dev_name=subsystem_dev_${subsystem}
subsys_dev=${!subsys_dev_name}
[[ -z ${subsys_dev} ]] && subsys_dev_name=subsystem_dev_${subsystem}_${machine}
subsys_dev=${!subsys_dev_name}
[[ -z ${subsys_dev} ]] && return 22 || return 0
}
set_subsystem_dev_path() {
local subsys_path_name=subsystem_path_${subsystem}
local subsys_path=${!subsys_path_name}
[[ -z ${subsys_path} ]] && subsys_path_name=subsystem_dev_${subsystem}_${machine}
subsys_path=${!subsys_path_name}
find_out=$(grep -l ${subsys_dev} ${subsys_path}/*/name 2>/dev/null)
subsys_dev_path=${find_out%/*}
[[ -z ${subsys_dev_path} ]] || return 0
find_out=$(grep -l ${subsys_dev} ${subsys_path}/*/id 2>/dev/null)
subsys_dev_path=${find_out%/*}
[[ -z ${subsys_dev_path} ]] && return 22 || return 0
}
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