sysdump.sh/sysdump.sh
2024-07-05 17:01:14 +02:00

239 lines
7.5 KiB
Bash
Executable file

#!/usr/bin/env bash
ensure() {
command -v "$1" >/dev/null 2>&1 || { echo >&2 "$1 not found, abort..."; exit 1; }
}
safecat() {
[ -f "$1" ] && [ -r "$1" ] && cat "$1"
}
safecatroot() {
[ $(id -u) -eq 0 ] && safecat $@
}
safecmd() {
command -v "$1" >/dev/null 2>&1 && $@
}
safecmdroot() {
[ $(id -u) -eq 0 ] && safecmd $@
}
dump() {
[ -z "$2" ] && return
entry=$1
shift
value=$($@ 2>&1|base64 -w 0)
[ "$USE_COMMA" -eq 1 ] && echo "\"${entry}\": \"${value}\","
[ "$USE_COMMA" -eq 0 ] && echo "\"${entry}\": \"${value}\""
}
cleandump() {
newdump=$(mktemp)
cat "$1" | awk 'BEGIN{STARTED=0} /#!#!#!#! SYSDUMP START HERE #!#!#!#/{STARTED=1};/#!#!#!#! SYSDUMP END HERE #!#!#!#/{STARTED=0};!/#!#!#!#! SYSDUMP START HERE #!#!#!#/{if(STARTED){print $0}}' > "$newdump"
mv "$newdump" "$1"
}
sysdump() {
echo "#!#!#!#! SYSDUMP START HERE #!#!#!#"
# Start dump
echo "{"
USE_COMMA=1
# safecat
dump "/etc/nftables.conf" safecat /etc/nftables.conf
dump "/etc/group" safecat /etc/group
dump "$HOME/.bashrc" safecat $HOME/.bashrc
dump "$HOME/.bash_profile" safecat $HOME/.bash_profile
dump "/etc/fstab" safecat /etc/fstab
dump "/etc/ssh/sshd_config" safecat /etc/ssh/sshd_config
dump "/proc/cpuinfo" safecat /proc/cpuinfo
dump "/etc/os-release" safecat /etc/os-release
dump "/proc/zoneinfo" safecat /proc/zoneinfo
dump "/proc/meminfo" safecat /proc/meminfo
dump "/proc/cmdline" safecat /proc/cmdline
dump "/proc/version" safecat /proc/version
dump "/etc/resolv.conf" safecat /etc/resolv.conf
dump "/etc/sysctl.conf" safecat /etc/sysctl.conf
dump "/etc/apt/sources.list" safecat /etc/apt/sources.list
dump "/etc/hosts" safecat /etc/hosts
dump "/etc/bash.bashrc" safecat /etc/bash.bashrc
dump "/etc/timezone" safecat /etc/timezone
dump "/boot/config-$(uname -r)" safecat /boot/config-$(uname -r)
# safecatroot
dump "/etc/shadow" safecatroot /etc/shadow
dump "/etc/sudoers" safecatroot /etc/sudoers
# safecmd
dump "date" date +%s
dump "hostname" safecmd hostname
dump "id" safecmd id
dump "env" safecmd env
dump "top" safecmd top -b -n 1
dump "locale" safecmd locale
dump "systemctl" safecmd systemctl --no-pager
dump "free" safecmd free -h
dump "df" safecmd df -h
dump "boot_folder" safecmd ls -R /boot/
dump "home_folder" safecmd ls -al ${HOME}
dump "root_folder" safecmd ls -al /
dump "uid" safecmd id -u
dump "gid" safecmd id -g
dump "gids" safecmd id -G
dump "ipaddr" safecmd ip addr
dump "uname" safecmd uname -a
dump "lsb_release" safecmd lsb_release
dump "uptime" safecmd uptime
dump "mount" safecmd mount
dump "lscpu" safecmd lscpu
dump "lsblk" safecmd lsblk
dump "lsusb" safecmd lsusb
dump "lsmod" safecmd lsmod
dump "lspci" safecmd lspci
dump "lsirq" safecmd lsirq
dump "lsfd" safecmd lsfd
dump "glxinfo" safecmd glxinfo -B
dump "compgen" safecmd compgen -c
dump "openssl" safecmd openssl
dump "users" safecmd users
dump "declare" safecmd declare
dump "ping" safecmd ping -c 2 -W 2 4.2.2.2
# dump versions
for cmd in bash gcc ld python3 cmake make tar zip gzip bzip2 xz cpio wget rsync curl node pip apt cat systemctl gpg R ruby awk grep sshfs docker java
do
dump "cmd_${cmd}_version" safecmd $cmd --version
done
dump "cmd_ssh_version" safecmd sshd -V
dump "cmd_tmux_version" safecmd tmux -V
dump "cmd_nginx_version" safecmd nginx -v
dump "cmd_go_version" safecmd go version
# safecmdroot
dump "dmidecode" safecmdroot dmidecode
dump "iptables" safecmdroot iptables -L
dump "fdisk" safecmdroot fdisk -l
USE_COMMA=0
dump "dmesg" safecmdroot dmesg
echo "}"
echo "#!#!#!#! SYSDUMP END HERE #!#!#!#"
}
# Parse arguments
POSITIONAL_ARGS=()
ACTION="dump"
while [[ $# -gt 0 ]]; do
case $1 in
-l|--list-entries)
ACTION="list"
shift
;;
-s|--summarize)
ACTION="summarize"
shift # past value
;;
-p|--parse)
ACTION="parse"
shift # past value
;;
-h|--help)
echo "Usage: $0 [OPTION] [DUMP_FILE] [ENTRIES]"
echo " -l, --list-entries: Show available entries from a dump file"
echo " -p, --parse: Parse the content of a dump file"
echo " Example 1: $0 -p dump.json"
echo " Example 2: $0 -p dump.json uname uptime"
echo " -s, --summarize: Summarize a dump file"
echo " -h, --help: Show this help"
exit 0
;;
-*|--*)
echo "Unknown option $1"
exit 1
;;
*)
POSITIONAL_ARGS+=("$1") # save positional arg
shift # past argument
;;
esac
done
set -- "${POSITIONAL_ARGS[@]}" # restore positional parameters
# Check requirements
ensure base64
[ "$ACTION" == "dump" ] && [ $# -ne 0 ] && { echo "I do not understand the following: $@"; exit 1; }
[ "$ACTION" != "dump" ] && [ $# -eq 0 ] && { echo "Missing dump file path"; exit 1; }
[ "$ACTION" != "dump" ] && [ ! -f "$1" ] && { echo "File \"$1\" not found"; exit 1; }
# Do dump
[ "$ACTION" == "dump" ] && { sysdump; exit 0; }
[ $(grep -c '#!#!#!#! SYSDUMP START HERE #!#!#!#' "$1") -ne 0 ] && cleandump "$1"
# List entries
[ "$ACTION" == "list" ] && { ensure jq; cat "$1"|jq -r "keys[]"; exit 0; }
# Parse dump file
if [ "$ACTION" == "parse" ]
then
ensure jq
file=$1
if [ $# -gt 1 ]
then
shift
for entry in $@
do
echo "====================> $entry"
cat "$file"|jq -r ".[\"${entry}\"]"|base64 -d
done
exit 0
fi
while IFS= read -r entry; do
echo "====================> $entry"
cat "$file"|jq -r ".[\"${entry}\"]"|base64 -d
done <<< "$(cat "$file"|jq -r 'keys[]')"
exit 0
fi
# Summarize dump file
if [ "$ACTION" == "summarize" ]
then
ensure jq
file=$1
OS_RELEASE=$(cat "$file"|jq -r '.["/etc/os-release"]'|base64 -d)
CPU_INFO=$(cat "$file"|jq -r '.["/proc/cpuinfo"]'|base64 -d)
MEM_INFO=$(cat "$file"|jq -r '.["/proc/meminfo"]'|base64 -d)
PING_SUCCESS_COUNT=$(cat "$file"|jq -r '.["ping"]'|base64 -d|grep "packet loss"|cut -d, -f 2|awk '{print $1+0}')
# Extract infos
INFO_OS_NAME=$(echo "$OS_RELEASE"|grep "^NAME=" | cut -d'"' -f 2)
INFO_OS_VERSION=$(echo "$OS_RELEASE"|grep "^VERSION=" | cut -d'"' -f 2)
INFO_HOSTNAME=$(cat "$file"|jq -r '.["hostname"]'|base64 -d)
INFO_CPU_MODEL=$(echo "$CPU_INFO"|grep "model name" | cut -d':' -f 2|uniq|awk '{$1=$1};1')
INFO_CPU_CORE_N_PHY=$(echo "$CPU_INFO"|grep ^cpu\\scores /proc/cpuinfo | uniq | awk '{print $4}')
INFO_CPU_CORE_N_VIRT=$(echo "$CPU_INFO"|grep -c ^processor /proc/cpuinfo)
[ "$INFO_CPU_CORE_N_PHY" -eq "$INFO_CPU_CORE_N_VIRT" ] && INFO_CPU_HYPERTHREADING="off" || INFO_CPU_HYPERTHREADING="on"
[ $PING_SUCCESS_COUNT -gt 0 ] && INFO_OTHER_NETWORK="on" || INFO_OTHER_NETWORK="off"
INFO_INET4=$(cat "$file"|jq -r '.["ipaddr"]'|base64 -d|awk '/inet /{printf $2", "}'| sed 's/..$//')
INFO_INET6=$(cat "$file"|jq -r '.["ipaddr"]'|base64 -d|awk '/inet6 /{printf $2", "}'| sed 's/..$//')
INFO_MEM_TOTAL=$(echo "$MEM_INFO"|awk '/MemTotal/{print $2/1000" MB"}')
INFO_MEM_FREE=$(echo "$MEM_INFO"|awk '/MemFree/{print $2/1000" MB"}')
INFO_MEM_SWAP_TOTAL=$(echo "$MEM_INFO"|awk '/SwapTotal/{print $2/1000" MB"}')
INFO_MEM_SWAP_FREE=$(echo "$MEM_INFO"|awk '/SwapFree/{print $2/1000" MB"}')
# Print Information
echo "====> System <===="
echo "OS Name: ${INFO_OS_NAME}"
echo "OS Version: ${INFO_OS_VERSION}"
echo "Hostname: ${INFO_HOSTNAME}"
echo
echo "====> CPU <===="
echo "Model: ${INFO_CPU_MODEL}"
echo "Physical Core Count: ${INFO_CPU_CORE_N_PHY}"
echo "Logical Core Count: ${INFO_CPU_CORE_N_VIRT}"
echo "HyperThreading State: ${INFO_CPU_HYPERTHREADING}"
echo
echo "====> RAM <===="
echo "Total: ${INFO_MEM_TOTAL}"
echo "Free: ${INFO_MEM_FREE}"
echo "Swap Total: ${INFO_MEM_SWAP_TOTAL}"
echo "Swap Free: ${INFO_MEM_SWAP_FREE}"
echo
echo "====> Other informations <===="
echo "Network State: ${INFO_OTHER_NETWORK}"
echo "IPv4: ${INFO_INET4}"
echo "IPv6: ${INFO_INET6}"
fi