mynix/nixos-infect
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fix depchecking, skip conf regen, no more -x

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Eric Litak 2017-02-14 01:25:42 -08:00
parent c0b008b0ee
commit da8f61d2ff
1 changed files with 17 additions and 16 deletions
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nixos-infect
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@ -13,10 +13,10 @@
# systems. # systems.
# #
# WARNING NB This script wipes out the targeted host's root filesystem when it # WARNING NB This script wipes out the targeted host's root filesystem when it
# runs to completion. Any errors halt execution. set -x is used to help debug, # runs to completion. Any errors halt execution. It's advised to run with
# as often a failed run leaves the system in an inconsistent state, requiring a # `bash -x` to help debug, as often a failed run leaves the system in an
# rebuild (in DigitalOcean panel: Droplet Settings -> "Destroy" -> "Rebuild # inconsistent state, requiring a rebuild (in DigitalOcean panel: Droplet
# from original"). # Settings -> "Destroy" -> "Rebuild from original").
# #
# TO USE: # TO USE:
# - Add any custom config you want (see notes below) # - Add any custom config you want (see notes below)
@ -45,9 +45,11 @@
# simply didn't work for me! (old system was being because grub wasnt properly # simply didn't work for me! (old system was being because grub wasnt properly
# reinstalled) # reinstalled)
set -ex -o pipefail set -e -o pipefail
makeConf() { makeConf() {
# Skip everything if main config already present
[[ -e /etc/nixos/configuration.nix ]] && return 0
# NB <<"EOF" quotes / $ ` in heredocs, <<EOF does not # NB <<"EOF" quotes / $ ` in heredocs, <<EOF does not
mkdir -p /etc/nixos mkdir -p /etc/nixos
local IFS=$'\n'; keys=($(grep -vE '^[[:space:]]*(#|$)' /root/.ssh/authorized_keys)) local IFS=$'\n'; keys=($(grep -vE '^[[:space:]]*(#|$)' /root/.ssh/authorized_keys))
@ -200,15 +202,13 @@ checkEnv() {
[[ "$(whoami)" == "root" ]] || { echo "ERROR: Must run as root"; return 1; } [[ "$(whoami)" == "root" ]] || { echo "ERROR: Must run as root"; return 1; }
( req curl || req wget || echo "ERROR: Missing both curl and wget" ) && \ req curl || req wget || { echo "ERROR: Missing both curl and wget"; return 1; }
( req bzcat || echo "ERROR: Missing bzcat" ) && \ req bzcat || { echo "ERROR: Missing bzcat"; return 1; }
( req perl || echo "ERROR: Missing perl" ) && \ req groupadd || { echo "ERROR: Missing groupadd"; return 1; }
( req groupadd || echo "ERROR: Missing groupadd" ) && \ req useradd || { echo "ERROR: Missing useradd"; return 1; }
( req useradd || echo "ERROR: Missing useradd" ) && \ req ip || { echo "ERROR: Missing ip"; return 1; }
( req ip || echo "ERROR: Missing ip" ) && \ req awk || { echo "ERROR: Missing awk"; return 1; }
( req awk || echo "ERROR: Missing awk" ) && \ req cut || { echo "ERROR: Missing cut"; return 1; }
( req cut || echo "ERROR: Missing cut" ) \
|| return 1
} }
infect() { infect() {
@ -247,8 +247,9 @@ infect() {
echo etc/resolv.conf >> /etc/NIXOS_LUSTRATE echo etc/resolv.conf >> /etc/NIXOS_LUSTRATE
echo root/.nix-defexpr/channels >> /etc/NIXOS_LUSTRATE echo root/.nix-defexpr/channels >> /etc/NIXOS_LUSTRATE
rm -rf /boot.bak && mv -v /boot /boot.bak && \ rm -rf /boot.bak
/nix/var/nix/profiles/system/bin/switch-to-configuration boot mv -v /boot /boot.bak
/nix/var/nix/profiles/system/bin/switch-to-configuration boot
} }
prepareEnv prepareEnv