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authorlassulus <lassulus@lassul.us>2018-01-09 21:40:39 +0100
committerlassulus <lassulus@lassul.us>2018-01-09 21:40:39 +0100
commit26c4dfbdfc7c484e49717426ea1516d559a8ac61 (patch)
treec2bf786105410f0efae2daf45d2fe56069dd8019
parent813535d526dd745ce00ba8dd4ebec85fc72080cc (diff)
infest prepare: add hetzner_rescue supportprism/staging/hetzner
-rw-r--r--krebs/4lib/infest/prepare.sh82
1 files changed, 61 insertions, 21 deletions
diff --git a/krebs/4lib/infest/prepare.sh b/krebs/4lib/infest/prepare.sh
index ccfc4f49b..4179d8294 100644
--- a/krebs/4lib/infest/prepare.sh
+++ b/krebs/4lib/infest/prepare.sh
@@ -21,6 +21,10 @@ prepare() {(
esac
;;
debian)
+ if grep -Fq Hetzner /etc/motd; then
+ prepare_hetzner_rescue "$@"
+ exit
+ fi
case $VERSION_ID in
7)
prepare_debian "$@"
@@ -72,7 +76,7 @@ prepare_debian() {
type bzip2 2>/dev/null || apt-get install bzip2
type git 2>/dev/null || apt-get install git
type rsync 2>/dev/null || apt-get install rsync
- type curl 2>/dev/null || apt-get install curl
+ type curl 2>/dev/null || apt-get install curl
prepare_common
}
@@ -94,6 +98,31 @@ prepare_nixos_iso() {
sed -i "s@NIX_PATH=\"[^\"]*\"@NIX_PATH=$target_path@" bin/nixos-install
}
+prepare_hetzner_rescue() {
+ mountpoint /mnt
+
+ type bzip2 2>/dev/null || apt-get install bzip2
+ type git 2>/dev/null || apt-get install git
+ type rsync 2>/dev/null || apt-get install rsync
+ type curl 2>/dev/null || apt-get install curl
+
+ mkdir -p /mnt/"$target_path"
+ mkdir -p "$target_path"
+
+ if ! mountpoint "$target_path"; then
+ mount --rbind /mnt/"$target_path" "$target_path"
+ fi
+
+ mkdir -p bin
+ rm -f bin/nixos-install
+ cp "$(type -p nixos-install)" bin/nixos-install
+ sed -i "s@NIX_PATH=\"[^\"]*\"@NIX_PATH=$target_path@" bin/nixos-install
+
+ _prepare_nix_users
+ _prepare_nix
+ _prepare_nixos_install
+}
+
get_nixos_install() {
echo "installing nixos-install" 2>&1
c=$(mktemp)
@@ -107,24 +136,10 @@ EOF
nix-env -i -A config.system.build.nixos-install -f "<nixpkgs/nixos>"
rm -v $c
}
+
prepare_common() {(
- if ! getent group nixbld >/dev/null; then
- groupadd -g 30000 -r nixbld
- fi
- for i in `seq 1 10`; do
- if ! getent passwd nixbld$i 2>/dev/null; then
- useradd \
- -d /var/empty \
- -g 30000 \
- -G 30000 \
- -l \
- -M \
- -s /sbin/nologin \
- -u $(expr 30000 + $i) \
- nixbld$i
- fi
- done
+ _prepare_nix_users
#
# mount install directory
@@ -173,10 +188,12 @@ prepare_common() {(
mount --bind /nix /mnt/nix
fi
- #
- # install nix
- #
+ _prepare_nix
+
+ _prepare_nixos_install
+)}
+_prepare_nix() {(
# install nix on host (cf. https://nixos.org/nix/install)
if ! test -e /root/.nix-profile/etc/profile.d/nix.sh; then
(
@@ -201,8 +218,31 @@ prepare_common() {(
if ! mountpoint "$target_path"; then
mount --rbind /mnt/"$target_path" "$target_path"
fi
+)}
+
+_prepare_nix_users() {(
+ if ! getent group nixbld >/dev/null; then
+ groupadd -g 30000 -r nixbld
+ fi
+ for i in `seq 1 10`; do
+ if ! getent passwd nixbld$i 2>/dev/null; then
+ useradd \
+ -d /var/empty \
+ -g 30000 \
+ -G 30000 \
+ -l \
+ -M \
+ -s /sbin/nologin \
+ -u $(expr 30000 + $i) \
+ nixbld$i
+ fi
+ done
+)}
+
+_prepare_nixos_install() {
get_nixos_install
+
mkdir -p bin
rm -f bin/nixos-install
cp "$(type -p nixos-install)" bin/nixos-install
@@ -212,6 +252,6 @@ prepare_common() {(
echo '. /root/.nix-profile/etc/profile.d/nix.sh' >> .bashrc
echo 'PATH=$HOME/bin:$PATH #krebs' >> .bashrc
fi
-)}
+}
prepare "$@"