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path: root/sysdump.sh
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#!/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}\""
}

# Read mode
if [ $# -gt 0 ]
then
	ensure jq
	file=$1
	[ ! -f "$file" ] && { echo >&2 "Dump \"$file\" not found, abort..."; exit 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

# Check commands exist
ensure base64

# 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 "}"