removed extraneous comments and debug print

This commit is contained in:
Eric Litak 2016-03-13 22:13:23 -07:00
parent cd744c716f
commit 8a76425fbe

View file

@ -1,5 +1,5 @@
#! /usr/bin/env bash
set -ex
set -e
makeConf() {
# XXX NB remember to escape / $ ` in heredocs!
@ -62,23 +62,14 @@ makeSwap() {
fi
}
bindSubs() {
for dir in dev proc run sys; do
mkdir $1/$dir
mount -R {,$1}/$dir
done
}
makeConf
makeSwap
makeSwap # TODO check if actually needed? seem to recall smallest size would die.
apt-get install -y curl sudo rsync
groupadd -r nixbld
seq 1 10 | xargs -I{} useradd -c "Nix build user {}" -d /var/empty -g nixbld -G nixbld -M -N -r -s `which nologin` nixbld{}
# XXX force version 1.10 because 1.11 insists on nixexprs.tar.xz which is unavailable for older releases
#curl https://nixos.org/nix/install | sed -r 's|nix-([0-9.]+)|nix-1.10|g' | sh
curl https://nixos.org/nix/install | sh
source ~/.nix-profile/etc/profile.d/nix.sh
@ -86,10 +77,6 @@ source ~/.nix-profile/etc/profile.d/nix.sh
nix-channel --add https://nixos.org/channels/nixos-unstable nixos
nix-channel --update
# XXX BUG encountered in latest unstable (no permission /bin/bash nonsense)
#nix-channel --add https://nixos.org/channels/nixos-15.09 nixpkgs
#nix-channel --update
newRootImg=`mktemp`
newRootMount=`mktemp -d`
oldRootMount=`mktemp -d`
@ -100,6 +87,8 @@ nix-env -i -f /nix/var/nix/profiles/per-user/root/channels/nixpkgs/nixos \
-A config.system.build.nixos-option \
-A config.system.build.nixos-generate-config
# XXX GOTCHA NB bindmount causes /bin/bash permission BUG on many
# versions (nix 1.10-1.11, nixpkgs 15-16), so we must use loopback image instead.
dd if=/dev/zero of=$newRootImg bs=1M count=$((1024*2))
mkfs.ext4 $newRootImg
mount $newRootImg $newRootMount
@ -107,14 +96,11 @@ mount $newRootImg $newRootMount
rsync -aR /./etc/nixos $newRootMount
nixos-install --root $newRootMount
swapoff /swap || true
swapoff /swap
mount -B / $oldRootMount
# XXX bindmount causes /bin/bash permission BUG on many versions (nix 1.10-1.11, nixpkgs 15-16), so just use loopback img for now
#mount -B $newRoot $newRootMount
#bindSubs $newRootMount
rsync -a --delete --exclude=$(dirname $newRootMount) $newRootMount/ $oldRootMount
# restore access to commands (not sure whih of these 3 are essential, nor if order matters XXX)
# restore access to commands (TODO not sure whih of these 3 are essential, nor if order matters XXX)
export PATH=/nix/var/nix/profiles/system/sw/bin:/nix/var/nix/profiles/system/sw/sbin
/nix/var/nix/profiles/system/activate
source /nix/var/nix/profiles/system/etc/profile
@ -155,6 +141,3 @@ nixos-rebuild boot --install-grub
sync
reboot -f
#echo s > /proc/sysrq-trigger # sync
#echo b > /proc/sysrq-trigger # reboot -f better if i fix PATH?