BRNAME = $(shell hostname -s)

all:
	echo do stuff

push:
	git pull
	git add --all
	-git commit -a -s
	git push

update:
	git pull

fucking-delete-everything:
	rm -rf [A-Za-z]*
	git reset --hard

# suggested 'best practices' as of 2017 (maybe?)
sshkeygen:
	ssh-keygen -t ed25519 -a 100
	ssh-keygen -t rsa -b 4096 -o -a 100

nmap:
	nmap -v -sP 192.168.0.0/24
	# nmap -sS 192.168.0.123
	# nmap -v 192.168.0.123

diff:
	git diff

systemd-resolve:
	systemd-resolve --status
	SYSTEMD_LOG_LEVEL=debug systemd-resolve git.wit.com
	systemd-resolve --statistics

resolv-ipv6:
	mv /etc/resolv.conf /etc/resolv.conf.old
	cp resolv-ipv6-only.conf /etc/resolv.conf
	ls -al /etc/resolv.conf
	cat /etc/resolv.conf

resolv-1:
	mv /etc/resolv.conf /etc/resolv.conf.old
	cp resolv-1-1-1-1.conf /etc/resolv.conf

resolv-8:
	mv /etc/resolv.conf /etc/resolv.conf.old
	cp resolv-8-8-8-8.conf /etc/resolv.conf

showyourip:
	dig myip.opendns.com @resolver1.opendns.com
	dig +short myip.opendns.com @resolver1.opendns.com

realuser:
	@echo you are actually user:
	stat -c'%U' `tty`

sysbench:
	sysbench --test=cpu --num-threads=8 --cpu-max-prime=100000 run # for 8 cpus

fwupd:
	apt install fwupdate fwupd
	fwupdmgr get-devices
	fwupdmgr refresh
	fwupdmgr get-updates

flashrom:
	apt install flashrom
	flashrom -p internal:amd_imc_force=yes  # for amd
	flashrom -p internal:boardenable=force  # for coreboot
	flashrom -p internal:ich_spi_mode=auto  # for intel
	flashrom -p internal:ich_spi_mode=swseq # for intel
	flashrom -p internal:ich_spi_mode=hwseq # for intel

i2c:
	apt install i2c-tools
	ls /dev/i2c-* -l
	i2cdetect 0

dmidecode:
	biosdecode
	dmidecode

efi:
	apt install efitools efivar
	efivar -L

# FirmWare Test Suite
fwts:
	# add-apt-repository ppa:firmware-testing-team/ppa-fwts-stable
	# apt-key adv --keyserver keyserver.ubuntu.com --recv-keys A1E2B0920C32E7C6
	# apt update
	apt install fwts
	cd; fwts

xinput:
	xinput list	# shows you all the registered devices
	xinput test 13	# dumps out values for an event
	xev 		# the old school X tool

# DSTREAM installer on x86 needs this
dstream:
	dpkg --add-architecture i386
	apt update
	apt install libwebkitgtk-3.0-0
	apt-file update
	apt-file -x search '/libz.so.1$'
	# lib32z1: /usr/lib32/libz.so.1
	# libzadc4: /usr/lib/x86_64-linux-gnu/genwqe/libz.so.1
	# zlib1g: /lib/x86_64-linux-gnu/libz.so.1
	apt install lib32z1
	# apt-get install libstdc++6:i386 # syntax for specifying i386

vrf:
	ip vrf show
	ip vrf pids mgmt

# change to mgmt vrf
vrf-mgmt:
	ip vrf exec mgmt /bin/bash

# turn off all laptop suspend and sleep
# This does even disable the buttons in the GNOME logout interface
# leaving only 'restart' and 'poweroff' buttons
# This is how all GUI interfaces should work
systemctl_power_disable:
	systemctl mask sleep.target suspend.target hibernate.target hybrid-sleep.target

systemctl_power_enable:
	# turn back on all laptop suspend and sleep
	systemctl unmask sleep.target suspend.target hibernate.target hybrid-sleep.target

systemctl_power_show:
	# show what systemctl is using for suspend, sleep, etc
	systemctl show -p FragmentPath sleep.target
	systemctl show -p FragmentPath suspend.target
	systemctl show -p FragmentPath hibernate.target
	systemctl show -p FragmentPath hybrid-sleep.target

rename_wlan0:
	/sbin/ip link set wlan0 down
	/sbin/ip link set wlan0 name wifi0
	/sbin/ip link set wifi0 up

ss_display:
	# Display all TCP sockets.
	ss -t -a

	# Display all TCP sockets with process SELinux security contexts.
	ss -t -a -Z

	# Display all UDP sockets.
	ss -u -a

	# Display all established ssh connections.
	ss -o state established '( dport = :ssh or sport = :ssh )'

# command line utility for networking on Cumulus Linux switches
net:
	net show interface
	net show bgp

# llpd (Link Layer Discovery Protocol) show what is connected to you:
llpd:
	lldpcli show neigh

# pixelbook has port 1080 as the default socks port. So does golang it seems.
# you have to use this so that 'go get' works:
# git config --global http.proxy socks5://127.0.0.1:1080 # to set the socks proxy
# git config --global --unset http.proxy                 # to unset the socks proxy
# or this works too:
# http_proxy=socks5://127.0.0.1:1080 go get git.wit.com/wit/ipv6-gui

golangbinsizes:
	eval `go build -work -a 2>&1`
	find $WORK -type f -name "*.a" | xargs -I{} du -hxs "{}" | sort -rh

git.wit.options:
	git config --global --add url."git@git.wit.com:".insteadOf "https://git.wit.com/"
	git config --global --list
	go get git.wit.com/jcarr/ipv6-gui

git-fsck:
	git fsck
	git show <commit>
	# this will destroy them forever. No going back:
	git-prune
	git gc

android:
	adb devices # shows all the devices on your USB bus
	adb shell # opens a bash shell

# https://wiki.archlinux.org/index.php/DSDT
# https://blog.fpmurphy.com/2014/12/decompiling-acpi-tables.html
# remember kvm has a --no-acpi option
acpi-decompile:
	# root@librem15:/sys/firmware/acpi# find . |less
	dmesg | grep DSDT
	# root@librem15:/sys/firmware/acpi# dmesg | grep DSDT
	# [    0.000000] ACPI: DSDT 0x000000007AB6B280 00304C (v05 COREv4 COREBOOT 20110725 INTL 20161222)
	cat /sys/firmware/acpi/tables/DSDT > dsdt.dat
	# apt install iasl
	iasl -d dsdt.dat  # decompile
	iasl -tc dsdt.dsl # recompile
	less dsdt.dsl

ip-del-all-ipv6:
	ip -6 route del ::/0
	ip -6 route del fe80::/64
	ip -6 route del ::1
	ifconfig wifi0 del fe80::85f1:48b8:601c:6a3/64