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powerlevel10k/mbuild
romkatv 9a4bbcd930 Squashed 'gitstatus/' changes from 0127fd26a..cc956ca78
cc956ca78 interrupt p10k instant prompt before printing "gitstatus failed to initialize" error
db3603bc8 improve "gitstatus failed to initialize" error message
e164594ea work around bugs in cygwin
55af96ade cleanup + todo
0e70dbc56 add an empty line before the error message

git-subtree-dir: gitstatus
git-subtree-split: cc956ca7878ef6d00bb1f35861864d0a40ffac75
2020-05-26 08:37:25 +02:00

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#!/usr/bin/env zsh
#
# This script does not have a stable API.
#
# Usage: mbuild [-b git-ref] [kernel-arch]...
#
# Builds a bunch of gitstatusd-* binaries. Without arguments builds binaries
# for all platforms. git-ref defaults to src.
#
# Before using this script you need to set up build servers and list them
# in ~/.ssh/config. There should be a Host entry for every value of `assets`
# association defined below. VMs and cloud instances work as well as physical
# machines, including localhost. As long as the machine has been set up as
# described below and you can SSH to it without password, it should work.
#
# ===[ Build Server Setup ]===
#
# Linux
#
# - Install docker.
# $ apt install docker.io # adjust appropriately if there is no `apt`
# $ usermod -aG docker $USER # not needed if going to build as root
# - Install git.
# $ apt install git # adjust appropriately if there is no `apt`
#
# macOS
#
# - Install compiler tools:
# $ xcode-select --install
# - Install homebrew: https://brew.sh/.
# $ bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
#
# FreeBSD
#
# - Install git.
# $ pkg install git
#
# Windows
#
# - Disable Windows Defender (optional).
# ps> Set-MpPreference -DisableRealtimeMonitoring $true
# - Install 64-bit and 32-bit msys2: https://www.msys2.org/wiki/MSYS2-installation/.
# - Open each of them after installation, type `pacman -Syu --noconfirm` and close the window.
# - Then run in powershell while having no msys2 or cygwin windows open:
# ps> C:\msys32\autorebase.bat
# ps> C:\msys64\autorebase.bat
# - Install 64-bit and 32-bit cygwin: https://cygwin.com/install.html.
# - Choose to install 32-bit to c:/cygwin32 instead of the default c:/cygwin.
# - Select these packages: binutils, cmake, gcc-core, gcc-g++, git, make, perl, wget.
#
# IMPORTANT: Install msys2 and cygwin one at a time.
#
# IMPORTANT: msys2 builder can reboot the build machine.
#
# Option 1: OpenSSH for Windows
#
# - Install OpenSSH: https://docs.microsoft.com/en-us/windows-server/administration/openssh/openssh_install_firstuse.
# ps> Add-WindowsCapability -Online -Name OpenSSH.Server~~~~0.0.1.0
# ps> Start-Service sshd
# ps> Set-Service -Name sshd -StartupType 'Automatic'
# - Enable publickey authentication: https://stackoverflow.com/a/50502015/1095235.
# ps> cd $env:USERPROFILE
# ps> mkdir .ssh
# ps> notepad.exe .ssh/authorized_keys
# - Paste your public key, save, close.
# ps> icacls .ssh/authorized_keys /inheritance:r
# ps> notepad.exe C:\ProgramData\ssh\sshd_config
# - Comment out these two lines, save, close:
# # Match Group administrators
# # AuthorizedKeysFile __PROGRAMDATA__/ssh/administrators_authorized_keys
# ps> Restart-Service sshd
#
# Option 2: OpenSSH from WSL
#
# - Install WSL.
# - Install Ubuntu.
# - Install sshd.
# $ apt install openssh-server
# $ dpkg-reconfigure openssh-server
# $ cat >/etc/ssh/sshd_config <<\END
# ClientAliveInterval 60
# AcceptEnv TERM LANG LC_*
# PermitRootLogin no
# AllowTcpForwarding no
# AllowAgentForwarding no
# AllowStreamLocalForwarding no
# AuthenticationMethods publickey
# END
# service ssh --full-restart
# - Add your public ssh key to ~/.ssh/authorized_keys.
# - Make `sshd` start when Windows boots.
'emulate' '-L' 'zsh' '-o' 'no_aliases' '-o' 'err_return'
setopt no_unset extended_glob pipe_fail prompt_percent typeset_silent \
no_prompt_subst no_prompt_bang pushd_silent warn_create_global
autoload -Uz is-at-least
if ! is-at-least 5.1 || [[ $ZSH_VERSION == 5.4.* ]]; then
print -ru2 -- "[error] unsupported zsh version: $ZSH_VERSION"
return 1
fi
zmodload zsh/system
local -r git_url='https://github.com/romkatv/gitstatus.git'
local -rA assets=(
# target kernel-arch hostname of the build machine
cygwin_nt-10.0-i686 build-windows-x86_64
cygwin_nt-10.0-x86_64 build-windows-x86_64
msys_nt-10.0-i686 build-windows-x86_64
msys_nt-10.0-x86_64 build-windows-x86_64
darwin-x86_64 build-macos-x86_64
freebsd-amd64 build-freebsd-amd64
linux-aarch64 build-linux-aarch64
linux-armv6l build-linux-armv7l
linux-armv7l build-linux-armv7l
linux-i686 build-linux-x86_64
linux-x86_64 build-linux-x86_64
)
local -rA protocol=(
'cygwin_nt-10.0-*' windows
'msys_nt-10.0-*' windows
'darwin-*' unix
'freebsd-*' unix
'linux-*' unix
)
local -r rootdir=${ZSH_SCRIPT:h}
local -r logs=$rootdir/logs
local -r locks=$rootdir/locks
local -r binaries=$rootdir/usrbin
function usage() {
print -r -- 'usage: mbuild [-b REF] [KERNEL-ARCH]...'
}
local OPTARG opt git_ref=src
local -i OPTIND
while getopts ":b:h" opt; do
case $opt in
h) usage; return 0;;
b) [[ -n $OPTARG ]]; git_ref=$OPTARG;;
\?) print -ru2 -- "mbuild: invalid option: -$OPTARG" ; return 1;;
:) print -ru2 -- "mbuild: missing required argument: -$OPTARG"; return 1;;
*) print -ru2 -- "mbuild: invalid option: -$opt" ; return 1;;
esac
done
shift $((OPTIND - 1))
(( $# )) || set -- ${(ko)assets}
set -- ${(u)@}
local platform
for platform; do
if (( ! $+assets[$platform] )); then
print -ru2 -- "mbuild: invalid platform: $platform"
return 1
fi
done
local build='
rm -rf gitstatus
git clone --recursive --shallow-submodules --depth=1 -b '$git_ref' '$git_url'
cd gitstatus
if command -v zsh >/dev/null 2>&1; then
sh=zsh
elif command -v dash >/dev/null 2>&1; then
sh=dash
elif command -v ash >/dev/null 2>&1; then
sh=ash
else
sh=sh
fi
$sh -x ./build -m '
function build-unix() {
local intro flags=(-sw)
case $2 in
darwin-*) intro='PATH="/usr/local/bin:$PATH"';;
linux-*) flags+=(-d docker);;
esac
ssh $1 -- /bin/sh -uex <<<"
$intro
cd /tmp
$build ${2##*-} ${(j: :)${(@q)flags}}"
scp $1:/tmp/gitstatus/usrbin/gitstatusd-$2 $binaries/
}
function build-windows() {
local shell=$(ssh $1 'echo $0')
if [[ $shell == '$0'* ]]; then
local c='c:'
else
local c='/mnt/c'
fi
local tmp env bin intro flags=(-w)
case $2 in
cygwin_nt-10.0-i686) bin='cygwin32/bin' ;|
cygwin_nt-10.0-x86_64) bin='cygwin64/bin' ;|
msys_nt-10.0-i686) bin='msys32/usr/bin';|
msys_nt-10.0-x86_64) bin='msys64/usr/bin';|
cygwin_nt-10.0-*)
tmp='/cygdrive/c/tmp'
;|
msys_nt-10.0-*)
flags+=(-s)
tmp='/c/tmp'
env='MSYSTEM=MSYS'
intro='pacman -Syu --noconfirm; pacman -S --needed --noconfirm git; '
intro+='PATH="$PATH:/usr/bin/site_perl:/usr/bin/vendor_perl:/usr/bin/core_perl"'
while true; do
# TODO: run autorebase only when getting an error that can be fixed by autorebasing.
break
local out
out="$(ssh $1 cmd.exe "$c/${bin%%/*}/autorebase.bat" 2>&1)"
[[ $out == *"The following DLLs couldn't be rebased"* ]] || break
# Reboot to get rid of whatever is using those DLLs.
ssh $1 powershell.exe <<<'Restart-Computer -Force' || true
sleep 30
while ! ssh $1 <<<''; do sleep 5; done
done
() {
while true; do
local -i fd
exec {fd}< <(
ssh $1 $c/$bin/env.exe $env c:/$bin/bash.exe -l 2>&1 <<<"
pacman -Syu --noconfirm
exit")
{
local line
while true; do
IFS= read -u $fd -r line || return 0
if [[ $line == *"warning: terminate MSYS2"* ]]; then
# At this point the machine is hosed. Rogue process with corrupted name
# is eating all CPU. The top SSH connection won't terminate on its own.
ssh $1 powershell.exe <<<'Restart-Computer -Force' || true
sleep 30
while ! ssh $1 <<<''; do sleep 5; done
break
fi
done
} always {
exec {fd}<&-
kill -- -$sysparams[procsubstpid] 2>/dev/null || true
}
done
} "$@"
;|
esac
ssh $1 $c/$bin/env.exe $env c:/$bin/bash.exe -l <<<"
set -uex
$intro
mkdir -p -- $tmp
cd -- $tmp
$build ${2##*-} ${(j: :)${(@q)flags}}
exit"
scp $1:$c/tmp/gitstatus/usrbin/gitstatusd-$2 $binaries/
chmod +x $binaries/gitstatusd-$2
}
function build() (
setopt xtrace
local platform=$1
local machine=$assets[$platform]
print -n >>$locks/$machine
zsystem flock $locks/$machine
build-${protocol[(k)$platform]} $machine $platform
local tmp=gitstatusd-$platform.tmp.$$.tar.gz
( cd -q -- $binaries; GZIP=-9 tar -czf $tmp gitstatusd-$platform )
mv -f -- $binaries/$tmp $binaries/gitstatusd-$platform.tar.gz
)
function mbuild() {
local platform pid pids=()
for platform; do
build $platform &>$logs/$platform &
print -r -- "starting build for $platform on $assets[$platform] (pid $!)"
pids+=($platform $!)
done
for platform pid in $pids; do
print -rn -- "$platform => "
if wait $pid; then
print -r -- "ok"
else
print -r -- "error $?"
print -r -- "---------------------"
>&2 cat $logs/$platform
return 1
fi
done
}
# Copied from https://github.com/romkatv/run-process-tree.
function run-process-tree() {
zmodload zsh/parameter zsh/param/private || return
local -P opt=(${(kv)options[@]}) || return
local -P pat=(${patchars[@]}) || return
local -P dis_pat=(${dis_patchars[@]}) || return
emulate -L zsh -o err_return || return
setopt monitor traps_async pipe_fail no_unset
zmodload zsh/system
if (( $# == 0 )); then
print -ru2 -- 'usage: run-process-tree command [arg]...'
return 1
fi
local -P stdout REPLY
exec {stdout}>&1
{
{
local -Pi pipe
local -P gid=$sysparams[pid]
local -P sig=(ABRT EXIT HUP ILL INT PIPE QUIT TERM ZERR)
local -P trap=(trap "trap - $sig; kill -- -$sysparams[pid]" $sig)
exec {pipe}>&1 1>&$stdout
$trap
{
$trap
while sleep 1 && print -u $pipe .; do; done
} 2>/dev/null &
local -Pi watchdog=$!
{
trap - ZERR
exec {pipe}>&-
enable -p -- $pat
disable -p -- $dis_pat
options=($opt zle off monitor off)
"$@"
} &
local -Pi ret
wait $! || ret=$?
trap "exit $ret" TERM
kill $watchdog
wait $watchdog
return ret
} | while read; do; done || return
} always {
exec {stdout}>&-
}
}
mkdir -p -- $logs $locks $binaries
run-process-tree mbuild $@