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old-grabber/grabber.sh
2026-01-15 23:33:01 +01:00

324 lines
9.6 KiB
Bash
Executable File

#!/bin/bash
export PATH=$PATH:/usr/local/sbin:/usr/sbin:/sbin
export LC_ALL=C
export LANG=C
# ==============================================================================
# Script : grabber.sh
# Date : 2025-12-11
# Version: 0.2
#
# Description :
# Grabber is a bash program that fetch some informations
# of the computer like memory, storage or cpu for exemple.
#
# Usage :
# ./grabber.sh
#
# Dependancies :
# - dmidecode
# - inxi
# ==============================================================================
##### Start process #####
echo ""
echo "==============================="
echo "Welcome to grabber!"
#----- Verify sudo command -----
if [[ $EUID -ne 0 ]]; then
echo "Please run as root to be able to use superuser commands as dmidecode -> sudo ./grabber.sh"
echo "==============================="
exit 1
fi
#----- Verify dependecies available -----
echo -n "Checking dependencies... "
REQUIRED_CMDS=(inxi dmidecode lscpu lsblk numfmt)
MISSING=()
for cmd in "${REQUIRED_CMDS[@]}"; do
command -v "$cmd" >/dev/null 2>&1 || MISSING+=("$cmd")
done
if (( ${#MISSING[@]} > 0 )); then
echo "Missing dependencies:"
printf ' - %s\n' "${MISSING[@]}"
echo "Install with: sudo apt install ${MISSING[*]}"
exit 1
else
echo "All set!"
fi
echo "It's grabbin time!"
echo "==============================="
echo ""
##### MAIN VARIABLES #####
DATE=$(date +'%Y-%m-%d_%H:%M:%S')
# Check who is behind sudo command then fetch his $HOME
REAL_USER="${SUDO_USER:-$USER}"
REAL_HOME="$(getent passwd "$REAL_USER" | cut -d: -f6)"
# Declare where to store grabber results
NAME_DIR="logs_$DATE"
WORKING_DIR="$REAL_HOME/grabber/$NAME_DIR"
mkdir $WORKING_DIR -p
# Declare the files to be written
SUM_FILE=$WORKING_DIR/summary.txt
SUCCESS_LOG=$WORKING_DIR/grabber-success.log
ERROR_LOG=$WORKING_DIR/grabber-error.log
# Create the logs files
touch $SUM_FILE $SUCCESS_LOG $ERROR_LOG
# Starting text for logs
echo -e "Logs of $DATE :\n" > $SUCCESS_LOG
echo -e "Logs of $DATE :\n" > $ERROR_LOG
#--------- Tables associates source file to a file inside grabber folder ---------
#-------- ARRAYS -----------------------------
# FILES arrays
declare -A FILES
FILES=(
["sources_list.file"]="/etc/apt/sources.list*"
["passwd.file"]="/etc/passwd"
["group.file"]="/etc/group"
["etc-network-interfaces.file"]="/etc/network/interfaces"
["etc-resolv-conf.file"]="/etc/resolv.conf"
)
# CMD arrays
declare -A CMD
CMD=(
["systemd-analyze.cmd"]="systemd-analyze"
["systemd-blame.cmd"]="systemd-analyze blame"
["lspci.cmd"]="lspci"
["lsmem.cmd"]="lsmem --output-all"
["lscpu.cmd"]="lscpu"
["lsusb.cmd"]="lsusb"
["apt-installed.cmd"]="apt list --installed"
)
#----------------------------------------------
# Call arrays and store in files with same command name then write if success or not in proper log file
treat_file() {
cat $2 | grep -v '^#' | grep -v '^$' > $1
if [ $? -eq 0 ]; then
echo "[OK]: Fichier $1 géneré" >> $SUCCESS_LOG
else
echo "[ECHEC]: Erreur a la génération de $1 => Code de sortie $?" >> $ERROR_LOG
fi
}
for file in "${!FILES[@]}"; do
treat_file $file "${FILES[$file]}"
done
treat_cmd() {
eval "$2" > $DIR/$1 2> >(tee -a $ERROR_LOG)
if [ $? -eq 0 ]; then
echo "[OK]: Fichier $1 géneré avec la commande $2" >> $SUCCESS_LOG
else
echo "[ECHEC]: Erreur a la génération de $1 => Code de sortie $?" >> $ERROR_LOG
fi
}
for cmd in "${!CMD[@]}"; do
treat_cmd "$cmd" "${CMD[$cmd]}"
done
###############################################
############ WRITING THE SUMMARY #################
# Starting text for summary
hello () {
echo "+++++++++++++++++++++++++" >> $SUM_FILE
echo "Grabber startin'" >> $SUM_FILE
echo "launched the $DATE" >> $SUM_FILE
echo "+++++++++++++++++++++++++" >> $SUM_FILE
echo "" >> $SUM_FILE
}
############ HARDWARE FETCHER #################
#------------ CPU ----------------
CPU_MODEL=$(lscpu -eMODELNAME | tail -n1 | cut -d' ' -f1,2,3,4)
CPU_ID=$(dmidecode -t processor | grep ID | cut -d: -f2 | sed 's/^ *//' | xargs)
CPU_FREQUENCY_MIN=$(lscpu | grep MHz | cut -d: -f2 | sed -n '3p' | tr -s " " | sed 's/\ //' | cut -d, -f1)
CPU_FREQUENCY_CUR=$(dmidecode | grep "MHz" | cut -d: -f2 | sed -n '3p' | sed 's/\ //')
CPU_FREQUENCY_MAX=$(dmidecode | grep "MHz" | cut -d: -f2 | sed -n '2p' | sed 's/\ //')
CPU_CORES_NUMBER=$(inxi | grep core | cut -d' ' -f2 | sed 's/-core//')
CPU_THREADS_NUMBER=$(nproc)
#---------------------------------
#------------ RAM ----------------
RAM_SIZE=$(lsmem | grep "Total online memory" | cut -d: -f2 | sed 's/\ *//')
RAM_NUMBER=$(dmidecode --type memory | grep 'Rank' | wc -l)
RAM_SLOTS_NUMBER=$(dmidecode --type memory | grep "Number Of Devices" | cut -d: -f2 | sed 's/\ //')
#---------------------------------
#------------ COMPONENTS ---------
MB_SERIAL=$(dmidecode | grep -A 4 "Base Board" | tail -n1 | cut -d: -f2 | sed 's/\ //')
#------------ STORAGE ------------
disks_partitions(){
declare -a DEVICES
mapfile -t DEVICES < <(lsblk -dn -o NAME |grep -v loop)
declare -A PARTITIONS_BY_DISK
for disk in ${DEVICES[@]}; do
disk_path="/dev/$disk"
disk_parts=$(lsblk -nr -o PKNAME,PATH $disk_path |grep -vE "^\ " |cut -d\ -f 2)
PARTITIONS_BY_DISK[$disk]="${disk_parts[@]}"
done
echo "DISKS=${DEVICES[@]}" >> $SUM_FILE
echo "Partitions in each disks: " >> $SUM_FILE
for disk in ${!PARTITIONS_BY_DISK[@]}; do
echo "PARTS_$disk=$(printf '%s ' ${PARTITIONS_BY_DISK[$disk]})" >> $SUM_FILE
done
}
SIZES=$(lsblk -dnb | grep -v loop | grep -v boot | tr -s " " | cut -d \ -f4)
STOCKAGE_TOTAL=0
for SIZE in ${SIZES[@]}; do
TOTAL_STORAGE+=$SIZE
done
TOTAL_STORAGE=$(numfmt --to iec $TOTAL_STORAGE)
#---------------------------------
# Compile Hardware informations
hardware() {
echo "[HARDWARE]" >> $SUM_FILE
echo "MB_SERIAL = $MB_SERIAL" >> $SUM_FILE
echo "" >> $SUM_FILE
echo "--- CPU DATA ---" >> $SUM_FILE
echo "CPU_MODEL = $CPU_MODEL" >> $SUM_FILE
echo "CPU_ID = $CPU_ID" >> $SUM_FILE
echo "CPU_CORES=$CPU_CORES" >> $SUM_FILE
echo "CPU_THREADS=$CPU_THREADS" >> $SUM_FILE
echo "CPU_FREQUENCY_MIN=$CPU_FREQUENCY_MIN" >> $SUM_FILE
echo "CPU_FREQUENCY_CUR=$CPU_FREQUENCY_CUR" >> $SUM_FILE
echo "CPU_FREQUENCY_MAX=$CPU_FREQUENCY_MAX" >> $SUM_FILE
echo "" >> $SUM_FILE
echo "--- GPU DATA ---" >> $SUM_FILE
echo "GPU_MODEL=$GPU_MODEL" >> $SUM_FILE
echo "" >> $SUM_FILE
echo "--- RAM DATA ---" >> $SUM_FILE
echo "RAM_SIZE = $RAM_SIZE" >> $SUM_FILE
echo "RAM_SLOTS=$RAM_SLOTS" >> $SUM_FILE
echo "RAM_NUMBER=$RAM_NUMBER" >> $SUM_FILE
for i in $(seq 1 $RAM_SLOTS_NUMBER); do
R_SIZE=$(sudo dmidecode --type=memory | grep "Size:" | grep -v "Volatile" | grep -v "Cache" | grep -v "Logical" | cut -d: -f2 | sed -n "${i}p" | sed 's/\ //')
R_SLOT=$i
R_FREQ=$(sudo dmidecode --type=memory | grep Speed | grep -v "Memory" | cut -d: -f2 | sed -n "${i}p" | sed 's/\ //')
echo "RAM_${i}_SIZE=$R_SIZE" >> $SUM_FILE
echo "RAM_${i}_SLOT=$R_SLOT" >> $SUM_FILE
echo "RAM_${i}_FREQ=$R_FREQ" >> $SUM_FILE
done
echo "" >> $SUM_FILE
echo "--- STORAGE DATA ---" >> $SUM_FILE
disks_partitions
echo "STORAGE = $TOTAL_STORAGE" >> $SUM_FILE
echo "" >> $SUM_FILE
}
################################################
######## SOFTWARE PART #########################
OS=$(lsb_release -a | grep Description | cut -f2)
ARCH=$(uname -a | cut -d' ' -f10)
KERNEL=$(uname -r)
HOSTNAME=$(hostname)
# Compile Software informations
software() {
echo "[SOFTWARE]"
echo "OS = $OS"
echo "HOSTNAME = $HOSTNAME"
echo "ARCHITECTURE = $ARCH"
echo "KERNEL = $KERNEL"
echo "DESKTOP_ENV = $XDG_CURRENT_DESKTOP"
echo "WINDOW_MANAGER = $XDG_SESSION_TYPE"
} >> $SUM_FILE
###############################################
##### JSON PART ###############################
json_file() {
json_data=$(jq -n \
--arg hostname "$HOSTNAME" \
--arg motherboard "$MB_SERIAL" \
--arg cpu_model "$CPU_MODEL" \
--arg cpu_id "$CPU_ID" \
--arg cpu_cores "$CPU_CORES" \
--arg cpu_threads "$CPU_THREADS" \
--arg cpu_frequency_min "$CPU_FREQUENCY_MIN" \
--arg cpu_frequency_cur "$CPU_FREQUENCY_CUR" \
--arg cpu_frequency_max "$CPU_FREQUENCY_MAX" \
--arg gpu_model "$GPU_MODEL" \
--arg ram_slots "$RAM_SLOTS" \
--arg os "$OS" \
--arg arch "$ARCH" \
--arg desktop_env "$XDG_CURRENT_DESKTOP" \
--arg window_manager "$XDG_SESSION_TYPE" \
--arg kernel "$KERNEL" \
'{
HARDWARE: {
hostname:$hostname,
mb_serial:$motherboard,
cpu_model:$cpu_model,
cpu_id:$cpu_id,
cpu_cores:$cpu_cores,
cpu_threads:$cpu_threads,
cpu_frequency_min:$cpu_frequency_min,
cpu_frequency_cur:$cpu_frequency_cur,
cpu_frequency_max:$cpu_frequency_max,
gpu_model:$gpu_model,
ram_slots:$ram_slots
},
SOFTWARE: {
os:$os,
architecture:$arch,
desktop_environment:$desktop_env,
window_manager:$window_manager,
kernel:$kernel
}
}'
)
echo $json_data
#SIMPLE LOCAL
curl -X POST http://localhost:8000/endpoint \
-H "Content-Type: application/json" \
-d "$json_data"
}
# Making the summary
hello
echo "Fetching hardware data..."
hardware
echo "Fetching software data..."
software
echo "Writing everything in summary.txt"
echo "Pushing fetch data into json file..."
json_file
echo "Grabber has complete his mission! Find every logs saved in your home repository inside the /grabber folder."
echo "See you space cowboy..."