mirror of
https://github.com/privatevoid-net/nix-super.git
synced 2024-11-25 23:36:16 +02:00
Switch to a fancy multi-user installer on Darwin
This commit is contained in:
Graham Christensen
parent
a0ad8ba12e
commit
fb40d73e23
3 changed files with 831 additions and 8 deletions
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@ -146,10 +146,15 @@ let
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substitute ${./scripts/install-nix-from-closure.sh} $TMPDIR/install \
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substitute ${./scripts/install-nix-from-closure.sh} $TMPDIR/install \
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--subst-var-by nix ${toplevel} \
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--subst-var-by nix ${toplevel} \
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--subst-var-by cacert ${cacert}
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--subst-var-by cacert ${cacert}
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substitute ${./scripts/install-darwin-multi-user.sh} $TMPDIR/install-darwin-multi-user \
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--subst-var-by nix ${toplevel} \
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--subst-var-by cacert ${cacert}
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shellcheck -e SC1090 $TMPDIR/install
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shellcheck -e SC1090 $TMPDIR/install
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shellcheck -e SC1091,SC2002 $TMPDIR/install-darwin-multi-user
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chmod +x $TMPDIR/install
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chmod +x $TMPDIR/install
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chmod +x $TMPDIR/install-darwin-multi-user
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dir=nix-${version}-${system}
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dir=nix-${version}-${system}
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fn=$out/$dir.tar.bz2
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fn=$out/$dir.tar.bz2
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mkdir -p $out/nix-support
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mkdir -p $out/nix-support
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@ -161,7 +166,7 @@ let
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--transform "s,$TMPDIR/install,$dir/install," \
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--transform "s,$TMPDIR/install,$dir/install," \
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--transform "s,$TMPDIR/reginfo,$dir/.reginfo," \
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--transform "s,$TMPDIR/reginfo,$dir/.reginfo," \
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--transform "s,$NIX_STORE,$dir/store,S" \
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--transform "s,$NIX_STORE,$dir/store,S" \
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$TMPDIR/install $TMPDIR/reginfo $storePaths
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$TMPDIR/install $TMPDIR/install-darwin-multi-user $TMPDIR/reginfo $storePaths
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'');
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'');
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808
scripts/install-darwin-multi-user.sh
Normal file
808
scripts/install-darwin-multi-user.sh
Normal file
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@ -0,0 +1,808 @@
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#!/bin/bash
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set -eu
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set -o pipefail
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# Sourced from:
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# - https://github.com/LnL7/nix-darwin/blob/8c29d0985d74b4a990238497c47a2542a5616b3c/bootstrap.sh
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# - https://gist.github.com/expipiplus1/e571ce88c608a1e83547c918591b149f/ac504c6c1b96e65505fbda437a28ce563408ecb0
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# - https://github.com/NixOS/nixos-org-configurations/blob/a122f418797713d519aadf02e677fce0dc1cb446/delft/scripts/nix-mac-installer.sh
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# - https://github.com/matthewbauer/macNixOS/blob/f6045394f9153edea417be90c216788e754feaba/install-macNixOS.sh
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# - https://gist.github.com/LnL7/9717bd6cdcb30b086fd7f2093e5f8494/86b26f852ce563e973acd30f796a9a416248c34a
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#
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# however tracking which bits came from which would be impossible.
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readonly ESC='\033[0m'
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readonly BOLD='\033[38;1m'
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readonly BLUE='\033[38;34m'
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readonly BLUE_UL='\033[38;4;34m'
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readonly GREEN='\033[38;32m'
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readonly GREEN_UL='\033[38;4;32m'
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readonly RED='\033[38;31m'
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readonly RED_UL='\033[38;4;31m'
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readonly YELLOW='\033[38;33m'
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readonly YELLOW_UL='\033[38;4;33m'
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readonly CORES=$(sysctl -n hw.ncpu)
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readonly NIX_USER_COUNT="$CORES"
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readonly NIX_BUILD_GROUP_ID="30000"
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readonly NIX_BUILD_GROUP_NAME="nixbld"
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readonly NIX_FIRST_BUILD_UID="30001"
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# Please don't change this. We don't support it, because the
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# default shell profile that comes with Nix doesn't support it.
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readonly NIX_ROOT="/nix"
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readonly PLIST_DEST=/Library/LaunchDaemons/org.nixos.nix-daemon.plist
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readonly PROFILE_TARGETS=("/etc/profile" "/etc/bashrc" "/etc/zshrc")
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readonly PROFILE_BACKUP_SUFFIX=".backup-before-nix"
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readonly PROFILE_NIX_FILE_DIR="/etc/"
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readonly PROFILE_NIX_FILE_NAME="profile-nix.sh"
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readonly PROFILE_NIX_FILE="$PROFILE_NIX_FILE_DIR$PROFILE_NIX_FILE_NAME"
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readonly NIX_INSTALLED_NIX="@nix@"
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readonly NIX_INSTALLED_CACERT="@cacert@"
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readonly EXTRACTED_NIX_PATH="$(dirname "$0")"
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readonly ROOT_HOME="/var/root"
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contactme() {
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echo "We'd love to help if you need it."
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echo ""
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echo "If you can, open an issue at https://github.com/nixos/nix/issues"
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echo ""
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echo "Or feel free to contact the team,"
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echo " - on IRC #nixos on irc.freenode.net"
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echo " - on twitter @nixos_org"
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}
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uninstall_directions() {
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subheader "Uninstalling nix:"
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local step=1
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cat <<EOF
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$step. If $PLIST_DEST exists:
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sudo launchctl unload $PLIST_DEST
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sudo rm $PLIST_DEST
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EOF
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for profile_target in "${PROFILE_TARGETS[@]}"; do
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if [ -e "$profile_target" ]; then
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step=$((step + 1))
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cat <<EOF
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$step. If $profile_target$PROFILE_BACKUP_SUFFIX exists:
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sudo mv $profile_target$PROFILE_BACKUP_SUFFIX $profile_target
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(after this one, you may need to re-open any terminals that were
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opened while it existed.)
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EOF
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fi
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done
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step=$((step + 1))
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cat <<EOF
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$step. Delete the files Nix added to your system:
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sudo rm -rf /etc/nix $NIX_ROOT $ROOT_HOME/.nix-profile $ROOT_HOME/.nix-defexpr $ROOT_HOME/.nix-channels $HOME/.nix-profile $HOME/.nix-defexpr $HOME/.nix-channels
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and that is it.
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EOF
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}
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nix_user_for_core() {
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printf "nixbld%d" "$1"
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}
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nix_uid_for_core() {
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echo $((NIX_FIRST_BUILD_UID + $1 - 1))
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}
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dsclattr() {
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/usr/bin/dscl . -read "$1" \
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| awk "/$2/ { print \$2 }"
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}
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_textout() {
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echo -en "$1"
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shift
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if [ "$*" = "" ]; then
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cat
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else
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echo "$@"
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fi
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echo -en "$ESC"
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}
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header() {
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follow="---------------------------------------------------------"
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header=$(echo "---- $* $follow$follow$follow" | head -c 80)
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echo ""
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_textout "$BLUE" "$header"
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}
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warningheader() {
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follow="---------------------------------------------------------"
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header=$(echo "---- $* $follow$follow$follow" | head -c 80)
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echo ""
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_textout "$RED" "$header"
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}
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subheader() {
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echo ""
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_textout "$BLUE_UL" "$*"
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}
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row() {
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printf "$BOLD%s$ESC:\t%s\n" "$1" "$2"
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}
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task() {
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echo ""
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ok "~~> $1"
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}
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bold() {
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echo "$BOLD$*$ESC"
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}
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ok() {
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_textout "$GREEN" "$@"
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}
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warning() {
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warningheader "warning!"
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cat
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echo ""
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}
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failure() {
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header "oh no!"
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_textout "$RED" "$@"
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echo ""
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_textout "$RED" "$(contactme)"
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trap finish_cleanup EXIT
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exit 1
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}
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ui_confirm() {
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_textout "$GREEN$GREEN_UL" "$1"
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local prompt="[y/n] "
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echo -n "$prompt"
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while read -r y; do
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if [ "$y" = "y" ]; then
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echo ""
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return 0
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elif [ "$y" = "n" ]; then
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echo ""
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return 1
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else
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_textout "$RED" "Sorry, I didn't understand. I can only understand answers of y or n"
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echo -n "$prompt"
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fi
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done
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echo ""
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return 1
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}
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__sudo() {
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local expl="$1"
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local cmd="$2"
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shift
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header "sudo execution"
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echo "I am executing:"
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echo ""
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echo " $ sudo $cmd"
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echo ""
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echo "$expl"
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echo ""
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return 0
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}
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_sudo() {
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local expl="$1"
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shift
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if __sudo "$expl" "$*"; then
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sudo "$@"
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fi
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}
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readonly SCRATCH=$(mktemp -d -t tmp.XXXXXXXXXX)
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function finish_cleanup {
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rm -rf "$SCRATCH"
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}
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function finish_fail {
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finish_cleanup
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failure <<EOF
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Jeeze, something went wrong. If you can take all the output and open
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an issue, we'd love to fix the problem so nobody else has this issue.
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:(
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EOF
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}
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trap finish_fail EXIT
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function finish_success {
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finish_cleanup
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ok "Alright! We're done!"
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cat <<EOF
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||||||
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Before Nix will work in your existing shells, you'll need to close
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them and open them again. Other than that, you should be ready to go.
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Try it! Open a new terminal, and type:
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$ nix-shell -p figlet -p lolcat --run "echo 'nix rules' | figlet | lolcat"
|
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||||||
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Thank you for using this installer. If you have any feedback, don't
|
||||||
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hesitate:
|
||||||
|
|
||||||
|
$(contactme)
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||||||
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EOF
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||||||
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}
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||||||
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||||||
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||||||
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validate_starting_assumptions() {
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if [ "$(uname -s)" != "Darwin" ]; then
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failure "This script is for use with macOS!"
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||||||
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fi
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if [ $EUID -eq 0 ]; then
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failure <<EOF
|
||||||
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Please do not run this script with root privileges. We will call sudo
|
||||||
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when we need to.
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||||||
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EOF
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||||||
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fi
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||||||
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||||||
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if type nix-env 2> /dev/null >&2; then
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failure <<EOF
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||||||
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Nix already appears to be installed, and this tool assumes it is
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||||||
|
_not_ yet installed.
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||||||
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||||||
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$(uninstall_directions)
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||||||
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EOF
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||||||
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fi
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||||||
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||||||
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if [ "${NIX_REMOTE:-}" != "" ]; then
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failure <<EOF
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||||||
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For some reason, \$NIX_REMOTE is set. It really should not be set
|
||||||
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before this installer runs, and it hints that Nix is currently
|
||||||
|
installed. Please delete the old Nix installation and start again.
|
||||||
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|
||||||
|
Note: You might need to close your shell window and open a new shell
|
||||||
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to clear the variable.
|
||||||
|
EOF
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||||||
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fi
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||||||
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||||||
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if echo "${SSL_CERT_FILE:-}" | grep -qE "(nix/var/nix|nix-profile)"; then
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||||||
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failure <<EOF
|
||||||
|
It looks like \$SSL_CERT_FILE is set to a path that used to be part of
|
||||||
|
the old Nix installation. Please unset that variable and try again:
|
||||||
|
|
||||||
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$ unset SSL_CERT_FILE
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||||||
|
|
||||||
|
EOF
|
||||||
|
fi
|
||||||
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|
||||||
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for file in ~/.bash_profile ~/.bash_login ~/.profile ~/.zshenv ~/.zprofile ~/.zshrc ~/.zlogin; do
|
||||||
|
if [ -f "$file" ]; then
|
||||||
|
if grep -l ".nix-profile" "$file"; then
|
||||||
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failure <<EOF
|
||||||
|
I found a reference to a ".nix-profile" in $file.
|
||||||
|
This has a high chance of breaking a new nix installation. It was most
|
||||||
|
likely put there by a previous Nix installer.
|
||||||
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|
||||||
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Please remove this reference and try running this again. You should
|
||||||
|
also look for similar references in:
|
||||||
|
|
||||||
|
- ~/.bash_profile
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||||||
|
- ~/.bash_login
|
||||||
|
- ~/.profile
|
||||||
|
|
||||||
|
or other shell init files that you may have.
|
||||||
|
EOF
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
done
|
||||||
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|
||||||
|
if [ -d /nix ]; then
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||||||
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failure <<EOF
|
||||||
|
There are some relics of a previous installation of Nix at /nix, and
|
||||||
|
this scripts assumes Nix is _not_ yet installed. Please delete the old
|
||||||
|
Nix installation and start again.
|
||||||
|
|
||||||
|
$(uninstall_directions)
|
||||||
|
EOF
|
||||||
|
fi
|
||||||
|
|
||||||
|
if [ -d /etc/nix ]; then
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||||||
|
failure <<EOF
|
||||||
|
There are some relics of a previous installation of Nix at /etc/nix, and
|
||||||
|
this scripts assumes Nix is _not_ yet installed. Please delete the old
|
||||||
|
Nix installation and start again.
|
||||||
|
|
||||||
|
$(uninstall_directions)
|
||||||
|
EOF
|
||||||
|
fi
|
||||||
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|
||||||
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for profile_target in "${PROFILE_TARGETS[@]}"; do
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||||||
|
if [ -e "$profile_target$PROFILE_BACKUP_SUFFIX" ]; then
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||||||
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failure <<EOF
|
||||||
|
When this script runs, it backs up the current $profile_target to
|
||||||
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$profile_target$PROFILE_BACKUP_SUFFIX. This backup file already exists, though.
|
||||||
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|
||||||
|
Please follow these instructions to clean up the old backup file:
|
||||||
|
|
||||||
|
1. Copy $profile_target and $profile_target$PROFILE_BACKUP_SUFFIX to another place, just
|
||||||
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in case.
|
||||||
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|
||||||
|
2. Take care to make sure that $profile_target$PROFILE_BACKUP_SUFFIX doesn't look like
|
||||||
|
it has anything nix-related in it. If it does, something is probably
|
||||||
|
quite wrong. Please open an issue or get in touch immediately.
|
||||||
|
|
||||||
|
3. Take care to make sure that $profile_target doesn't look like it has
|
||||||
|
anything nix-related in it. If it does, and $profile_target _did not_,
|
||||||
|
run:
|
||||||
|
|
||||||
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$ /usr/bin/sudo /bin/mv $profile_target$PROFILE_BACKUP_SUFFIX $profile_target
|
||||||
|
|
||||||
|
and try again.
|
||||||
|
EOF
|
||||||
|
fi
|
||||||
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|
||||||
|
if grep -qi "nix" "$profile_target"; then
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||||||
|
failure <<EOF
|
||||||
|
It looks like $profile_target already has some Nix configuration in
|
||||||
|
there. There should be no reason to run this again. If you're having
|
||||||
|
trouble, please open an issue.
|
||||||
|
EOF
|
||||||
|
fi
|
||||||
|
done
|
||||||
|
|
||||||
|
warning <<EOF
|
||||||
|
I strongly recommend deleting all the following files, which are
|
||||||
|
relics of a previous installation. You can check by running (yourself):
|
||||||
|
|
||||||
|
$ sudo find / -name .nix-profile -o -name .nix-defexpr -o -name .nix-channels -o -name '*nix-daemon.plist'
|
||||||
|
|
||||||
|
In particular, the following files and directories MUST NOT EXIST!
|
||||||
|
|
||||||
|
- $ROOT_HOME/.nix-profile
|
||||||
|
- $ROOT_HOME/.nix-defexpr
|
||||||
|
- $ROOT_HOME/.nix-channels
|
||||||
|
|
||||||
|
If some relics are found and you want to keep them, it might be okay.
|
||||||
|
If you're not sure, don't hesitate to ask for help.
|
||||||
|
|
||||||
|
$(contactme)
|
||||||
|
EOF
|
||||||
|
|
||||||
|
if ui_confirm "Does $ROOT_HOME/.nix-defexpr or $ROOT_HOME/.nix-channels or $ROOT_HOME/.nix-profile exist?"; then
|
||||||
|
failure <<EOF
|
||||||
|
You must delete $ROOT_HOME/.nix-defexpr and $ROOT_HOME/.nix-channels
|
||||||
|
before continuing.
|
||||||
|
EOF
|
||||||
|
fi
|
||||||
|
}
|
||||||
|
|
||||||
|
setup_report() {
|
||||||
|
header "hardware report"
|
||||||
|
row " Cores" "$CORES"
|
||||||
|
|
||||||
|
header "Nix config report"
|
||||||
|
row " Temp Dir" "$SCRATCH"
|
||||||
|
row " Nix Root" "$NIX_ROOT"
|
||||||
|
row " Build Users" "$NIX_USER_COUNT"
|
||||||
|
row " Build Group ID" "$NIX_BUILD_GROUP_ID"
|
||||||
|
row "Build Group Name" "$NIX_BUILD_GROUP_NAME"
|
||||||
|
|
||||||
|
subheader "build users:"
|
||||||
|
|
||||||
|
row " Username" "UID"
|
||||||
|
for i in $(seq 1 "$NIX_USER_COUNT"); do
|
||||||
|
row " $(nix_user_for_core "$i")" "$(nix_uid_for_core "$i")"
|
||||||
|
done
|
||||||
|
echo ""
|
||||||
|
}
|
||||||
|
|
||||||
|
create_build_group() {
|
||||||
|
local primary_group_id
|
||||||
|
|
||||||
|
task "Setting up the build group $NIX_BUILD_GROUP_NAME"
|
||||||
|
if ! /usr/bin/dscl . -read "/Groups/$NIX_BUILD_GROUP_NAME" > /dev/null 2>&1; then
|
||||||
|
_sudo "Create the Nix build group, $NIX_BUILD_GROUP_NAME" \
|
||||||
|
/usr/sbin/dseditgroup -o create \
|
||||||
|
-r "Nix build group for nix-daemon" \
|
||||||
|
-i "$NIX_BUILD_GROUP_ID" \
|
||||||
|
"$NIX_BUILD_GROUP_NAME" >&2
|
||||||
|
row " Created" "Yes"
|
||||||
|
else
|
||||||
|
primary_group_id=$(dsclattr "/Groups/$NIX_BUILD_GROUP_NAME" "PrimaryGroupID")
|
||||||
|
if [ "$primary_group_id" -ne "$NIX_BUILD_GROUP_ID" ]; then
|
||||||
|
failure <<EOF
|
||||||
|
It seems the build group $NIX_BUILD_GROUP_NAME already exists, but
|
||||||
|
with the UID $primary_group_id. This script can't really handle
|
||||||
|
that right now, so I'm going to give up.
|
||||||
|
|
||||||
|
You can fix this by editing this script and changing the
|
||||||
|
NIX_BUILD_GROUP_ID variable near the top to from $NIX_BUILD_GROUP_ID
|
||||||
|
to $primary_group_id and re-run.
|
||||||
|
EOF
|
||||||
|
else
|
||||||
|
row " Exists" "Yes"
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
}
|
||||||
|
|
||||||
|
create_build_user_for_core() {
|
||||||
|
local coreid
|
||||||
|
local username
|
||||||
|
local uid
|
||||||
|
|
||||||
|
coreid="$1"
|
||||||
|
username=$(nix_user_for_core "$coreid")
|
||||||
|
uid=$(nix_uid_for_core "$coreid")
|
||||||
|
dsclpath="/Users/$username"
|
||||||
|
|
||||||
|
task "Setting up the build user $username"
|
||||||
|
|
||||||
|
if ! /usr/bin/dscl . -read "$dsclpath" > /dev/null 2>&1; then
|
||||||
|
_sudo "Creating the Nix build user, $username" \
|
||||||
|
/usr/sbin/sysadminctl -addUser -fullName "Nix build user $coreid" \
|
||||||
|
-home /var/empty \
|
||||||
|
-UID "${uid}" \
|
||||||
|
-addUser "${username}"
|
||||||
|
row " Created" "Yes"
|
||||||
|
else
|
||||||
|
actual_uid=$(dsclattr "$dsclpath" "UniqueID")
|
||||||
|
if [ "$actual_uid" -ne "$uid" ]; then
|
||||||
|
failure <<EOF
|
||||||
|
It seems the build user $username already exists, but with the UID
|
||||||
|
with the UID $actual_uid. This script can't really handle that right
|
||||||
|
now, so I'm going to give up.
|
||||||
|
|
||||||
|
If you already created the users and you know they start from
|
||||||
|
$actual_uid and go up from there, you can edit this script and change
|
||||||
|
NIX_FIRST_BUILD_UID near the top of the file to $actual_uid and try
|
||||||
|
again.
|
||||||
|
EOF
|
||||||
|
else
|
||||||
|
row " Exists" "Yes"
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
|
||||||
|
if [ "$(dsclattr "$dsclpath" "IsHidden")" = "1" ]; then
|
||||||
|
row " IsHidden" "Yes"
|
||||||
|
else
|
||||||
|
_sudo "in order to make $username a hidden user" \
|
||||||
|
/usr/bin/dscl . -create "$dsclpath" "IsHidden" "1"
|
||||||
|
row " IsHidden" "Yes"
|
||||||
|
fi
|
||||||
|
|
||||||
|
if [ "$(dsclattr "$dsclpath" "UserShell")" = "/sbin/nologin" ]; then
|
||||||
|
row " Logins Disabled" "Yes"
|
||||||
|
else
|
||||||
|
_sudo "in order to prevent $username from logging in" \
|
||||||
|
/usr/bin/dscl . -create "$dsclpath" "UserShell" "/sbin/nologin"
|
||||||
|
row " Logins Disabled" "Yes"
|
||||||
|
fi
|
||||||
|
|
||||||
|
if dseditgroup -o checkmember -m "$username" "$NIX_BUILD_GROUP_NAME" > /dev/null 2>&1 ; then
|
||||||
|
row " Member of $NIX_BUILD_GROUP_NAME" "Yes"
|
||||||
|
else
|
||||||
|
_sudo "Add $username to the $NIX_BUILD_GROUP_NAME group"\
|
||||||
|
/usr/sbin/dseditgroup -o edit -t user \
|
||||||
|
-a "$username" "$NIX_BUILD_GROUP_NAME"
|
||||||
|
row " Member of $NIX_BUILD_GROUP_NAME" "Yes"
|
||||||
|
fi
|
||||||
|
|
||||||
|
if [ "$(dsclattr "$dsclpath" "PrimaryGroupId")" = "$NIX_BUILD_GROUP_ID" ]; then
|
||||||
|
row " PrimaryGroupID" "$NIX_BUILD_GROUP_ID"
|
||||||
|
else
|
||||||
|
_sudo "to let the nix daemon use this user for builds (this might seem redundant, but there are two concepts of group membership)" \
|
||||||
|
/usr/bin/dscl . -create "$dsclpath" "PrimaryGroupId" "$NIX_BUILD_GROUP_ID"
|
||||||
|
row " PrimaryGroupID" "$NIX_BUILD_GROUP_ID"
|
||||||
|
|
||||||
|
fi
|
||||||
|
}
|
||||||
|
|
||||||
|
create_build_users() {
|
||||||
|
for i in $(seq 1 "$NIX_USER_COUNT"); do
|
||||||
|
create_build_user_for_core "$i"
|
||||||
|
done
|
||||||
|
}
|
||||||
|
|
||||||
|
create_directories() {
|
||||||
|
_sudo "to make the basic directory structure of Nix (part 1)" \
|
||||||
|
mkdir -pv -m 0755 /nix /nix/var /nix/var/log /nix/var/log/nix /nix/var/log/nix/drvs /nix/var/nix{,/db,/gcroots,/profiles,/temproots,/userpool}
|
||||||
|
|
||||||
|
_sudo "to make the basic directory structure of Nix (part 2)" \
|
||||||
|
mkdir -pv -m 1777 /nix/var/nix/{gcroots,profiles}/per-user
|
||||||
|
|
||||||
|
_sudo "to make the basic directory structure of Nix (part 3)" \
|
||||||
|
mkdir -pv -m 1775 /nix/store
|
||||||
|
|
||||||
|
_sudo "to make the basic directory structure of Nix (part 4)" \
|
||||||
|
chgrp "$NIX_BUILD_GROUP_NAME" /nix/store
|
||||||
|
|
||||||
|
_sudo "to set up the root user's profile (part 1)" \
|
||||||
|
mkdir -pv -m 0755 /nix/var/nix/profiles/per-user/root
|
||||||
|
|
||||||
|
_sudo "to set up the root user's profile (part 2)" \
|
||||||
|
mkdir -pv -m 0700 "$ROOT_HOME/.nix-defexpr"
|
||||||
|
|
||||||
|
_sudo "to place the default nix daemon configuration (part 1)" \
|
||||||
|
mkdir -pv -m 0555 /etc/nix
|
||||||
|
}
|
||||||
|
|
||||||
|
place_channel_configuration() {
|
||||||
|
echo "https://nixos.org/channels/nixpkgs-unstable nixpkgs" > "$SCRATCH/.nix-channels"
|
||||||
|
_sudo "to set up the default system channel (part 1)" \
|
||||||
|
install -m 0664 "$SCRATCH/.nix-channels" "$ROOT_HOME/.nix-channels"
|
||||||
|
}
|
||||||
|
|
||||||
|
chat_about_sudo() {
|
||||||
|
header "let's talk about sudo"
|
||||||
|
|
||||||
|
cat <<EOF
|
||||||
|
This script is going to call sudo a lot. Every time we do, it'll
|
||||||
|
output exactly what it'll do, and why.
|
||||||
|
|
||||||
|
Just like this:
|
||||||
|
|
||||||
|
EOF
|
||||||
|
|
||||||
|
__sudo "to demonstrate how our sudo prompts look" \
|
||||||
|
echo "this is a sudo prompt"
|
||||||
|
|
||||||
|
cat <<EOF
|
||||||
|
|
||||||
|
We're going to use sudo to set up Nix:
|
||||||
|
|
||||||
|
- create local users (see the list above for the users we'll make)
|
||||||
|
- create a local group ($NIX_BUILD_GROUP_NAME)
|
||||||
|
- install Nix in to $NIX_ROOT
|
||||||
|
- create a configuration file in /etc/nix
|
||||||
|
- set up the "default profile" by creating some Nix-related files in
|
||||||
|
$ROOT_HOME
|
||||||
|
- create $PROFILE_NIX_FILE
|
||||||
|
EOF
|
||||||
|
for profile_target in "${PROFILE_TARGETS[@]}"; do
|
||||||
|
if [ -e "$profile_target" ]; then
|
||||||
|
cat <<EOF
|
||||||
|
- back up $profile_target to $profile_target$PROFILE_BACKUP_SUFFIX
|
||||||
|
- update $ to include some Nix configuration
|
||||||
|
EOF
|
||||||
|
fi
|
||||||
|
done
|
||||||
|
cat <<EOF
|
||||||
|
- load and start a LaunchDaemon (at $PLIST_DEST) for nix-daemon
|
||||||
|
|
||||||
|
This might look scary, but everything can be undone by running just a
|
||||||
|
few commands.
|
||||||
|
|
||||||
|
$(uninstall_directions)
|
||||||
|
|
||||||
|
We used to ask you to confirm each time sudo ran, but it was too many
|
||||||
|
times. Instead, I'll just ask you this one time:
|
||||||
|
|
||||||
|
EOF
|
||||||
|
if ui_confirm "Can we use sudo?"; then
|
||||||
|
ok "Yay! Thanks! Let's get going!"
|
||||||
|
else
|
||||||
|
failure <<EOF
|
||||||
|
That is okay, but we can't install.
|
||||||
|
EOF
|
||||||
|
fi
|
||||||
|
}
|
||||||
|
|
||||||
|
install_from_extracted_nix() {
|
||||||
|
(
|
||||||
|
cd "$EXTRACTED_NIX_PATH"
|
||||||
|
|
||||||
|
_sudo "to copy the basic Nix files to the new store at $NIX_ROOT/store" \
|
||||||
|
rsync -a "$(pwd)/store/" "$NIX_ROOT/store/"
|
||||||
|
|
||||||
|
if [ -d "$NIX_INSTALLED_NIX" ]; then
|
||||||
|
echo " Alright! We have our first nix at $NIX_INSTALLED_NIX"
|
||||||
|
else
|
||||||
|
failure <<EOF
|
||||||
|
Something went wrong, and I didn't find Nix installed at
|
||||||
|
$NIX_INSTALLED_NIX.
|
||||||
|
EOF
|
||||||
|
fi
|
||||||
|
|
||||||
|
_sudo "to initialize the Nix Database" \
|
||||||
|
$NIX_INSTALLED_NIX/bin/nix-store --init
|
||||||
|
|
||||||
|
cat ./.reginfo \
|
||||||
|
| _sudo "to load data for the first time in to the Nix Database" \
|
||||||
|
"$NIX_INSTALLED_NIX/bin/nix-store" --load-db
|
||||||
|
|
||||||
|
echo " Just finished getting the nix database ready."
|
||||||
|
)
|
||||||
|
}
|
||||||
|
|
||||||
|
shell_source_lines() {
|
||||||
|
cat <<EOF
|
||||||
|
|
||||||
|
# Nix
|
||||||
|
if [ -e '$PROFILE_NIX_FILE' ]; then
|
||||||
|
. '$PROFILE_NIX_FILE'
|
||||||
|
fi
|
||||||
|
# End Nix
|
||||||
|
|
||||||
|
EOF
|
||||||
|
}
|
||||||
|
configure_shell_profile() {
|
||||||
|
cat <<'EOF' > "$SCRATCH/$PROFILE_NIX_FILE_NAME"
|
||||||
|
# Only execute this file once per shell.
|
||||||
|
if [ -n "$__ETC_PROFILE_NIX_SOURCED" ]; then return; fi
|
||||||
|
__ETC_PROFILE_NIX_SOURCED=1
|
||||||
|
|
||||||
|
# Set up secure multi-user builds: non-root users build through the
|
||||||
|
# Nix daemon.
|
||||||
|
if [ "$USER" != root -o ! -w /nix/var/nix/db ]; then
|
||||||
|
export NIX_REMOTE=daemon
|
||||||
|
fi
|
||||||
|
|
||||||
|
export NIX_USER_PROFILE_DIR="/nix/var/nix/profiles/per-user/$USER"
|
||||||
|
export NIX_PROFILES="/run/current-system/sw /nix/var/nix/profiles/default $HOME/.nix-profile"
|
||||||
|
|
||||||
|
# Set up the per-user profile.
|
||||||
|
mkdir -m 0755 -p $NIX_USER_PROFILE_DIR
|
||||||
|
if test "$(stat -f '%u' $NIX_USER_PROFILE_DIR)" != "$(id -u)"; then
|
||||||
|
echo "WARNING: bad ownership on $NIX_USER_PROFILE_DIR" >&2
|
||||||
|
fi
|
||||||
|
|
||||||
|
if test -w $HOME; then
|
||||||
|
if ! test -L $HOME/.nix-profile; then
|
||||||
|
if test "$USER" != root; then
|
||||||
|
ln -s $NIX_USER_PROFILE_DIR/profile $HOME/.nix-profile
|
||||||
|
else
|
||||||
|
# Root installs in the system-wide profile by default.
|
||||||
|
ln -s /nix/var/nix/profiles/default $HOME/.nix-profile
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
|
||||||
|
# Subscribe the root user to the NixOS channel by default.
|
||||||
|
if [ "$USER" = root -a ! -e $HOME/.nix-channels ]; then
|
||||||
|
echo "https://nixos.org/channels/nixpkgs-unstable nixpkgs" > $HOME/.nix-channels
|
||||||
|
fi
|
||||||
|
|
||||||
|
# Create the per-user garbage collector roots directory.
|
||||||
|
NIX_USER_GCROOTS_DIR=/nix/var/nix/gcroots/per-user/$USER
|
||||||
|
mkdir -m 0755 -p $NIX_USER_GCROOTS_DIR
|
||||||
|
if test "$(stat -f '%u' $NIX_USER_GCROOTS_DIR)" != "$(id -u)"; then
|
||||||
|
echo "WARNING: bad ownership on $NIX_USER_GCROOTS_DIR" >&2
|
||||||
|
fi
|
||||||
|
|
||||||
|
# Set up a default Nix expression from which to install stuff.
|
||||||
|
if [ ! -e $HOME/.nix-defexpr -o -L $HOME/.nix-defexpr ]; then
|
||||||
|
rm -f $HOME/.nix-defexpr
|
||||||
|
mkdir -p $HOME/.nix-defexpr
|
||||||
|
if [ "$USER" != root ]; then
|
||||||
|
ln -s /nix/var/nix/profiles/per-user/root/channels $HOME/.nix-defexpr/channels_root
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
|
||||||
|
export NIX_SSL_CERT_FILE="/nix/var/nix/profiles/default/etc/ssl/certs/ca-bundle.crt"
|
||||||
|
export NIX_PATH="/nix/var/nix/profiles/per-user/root/channels"
|
||||||
|
export PATH="$HOME/.nix-profile/bin:$HOME/.nix-profile/sbin:$HOME/.nix-profile/lib/kde4/libexec:/nix/var/nix/profiles/default/bin:/nix/var/nix/profiles/default/sbin:/nix/var/nix/profiles/default/lib/kde4/libexec:$PATH"
|
||||||
|
|
||||||
|
EOF
|
||||||
|
|
||||||
|
_sudo "put our custom profile code at $PROFILE_NIX_FILE with nix-daemon settings" \
|
||||||
|
install -m 0444 "$SCRATCH/$PROFILE_NIX_FILE_NAME" "$PROFILE_NIX_FILE_DIR"
|
||||||
|
|
||||||
|
|
||||||
|
for profile_target in "${PROFILE_TARGETS[@]}"; do
|
||||||
|
if [ -e "$profile_target" ]; then
|
||||||
|
_sudo "to back up your current $profile_target to $profile_target$PROFILE_BACKUP_SUFFIX" \
|
||||||
|
cp "$profile_target" "$profile_target$PROFILE_BACKUP_SUFFIX"
|
||||||
|
|
||||||
|
shell_source_lines \
|
||||||
|
| _sudo "extend your $profile_target with nix-daemon settings" \
|
||||||
|
tee -a "$profile_target"
|
||||||
|
fi
|
||||||
|
done
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
setup_default_profile() {
|
||||||
|
_sudo "to installing a bootstrapping Nix in to the default Profile" \
|
||||||
|
-i "$NIX_INSTALLED_NIX/bin/nix-env" -i "$NIX_INSTALLED_NIX"
|
||||||
|
|
||||||
|
_sudo "to installing a bootstrapping SSL certificate just for Nix in to the default Profile" \
|
||||||
|
-i "$NIX_INSTALLED_NIX/bin/nix-env" -i "$NIX_INSTALLED_CACERT"
|
||||||
|
|
||||||
|
_sudo "to update the default channel in the default profile" \
|
||||||
|
-i NIX_SSL_CERT_FILE=/nix/var/nix/profiles/default/etc/ssl/certs/ca-bundle.crt "$NIX_INSTALLED_NIX/bin/nix-channel" --update nixpkgs
|
||||||
|
|
||||||
|
_sudo "to replace the bootstrapping Nix with a real Nix" \
|
||||||
|
-i NIX_SSL_CERT_FILE=/nix/var/nix/profiles/default/etc/ssl/certs/ca-bundle.crt "$NIX_INSTALLED_NIX/bin/nix-env" -iA nixpkgs.nix
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
place_nix_configuration() {
|
||||||
|
cat <<EOF > "$SCRATCH/nix.conf"
|
||||||
|
build-users-group = $NIX_BUILD_GROUP_NAME
|
||||||
|
|
||||||
|
build-max-jobs = $NIX_USER_COUNT
|
||||||
|
build-cores = 1
|
||||||
|
build-use-sandbox = false
|
||||||
|
|
||||||
|
binary-caches = https://cache.nixos.org/
|
||||||
|
trusted-binary-caches =
|
||||||
|
binary-cache-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
|
||||||
|
signed-binary-caches = *
|
||||||
|
|
||||||
|
trusted-users = root
|
||||||
|
allowed-users = *
|
||||||
|
EOF
|
||||||
|
_sudo "to place the default nix daemon configuration (part 2)" \
|
||||||
|
install -m 0664 "$SCRATCH/nix.conf" /etc/nix/nix.conf
|
||||||
|
}
|
||||||
|
|
||||||
|
configure_nix_daemon_plist() {
|
||||||
|
_sudo "to set up the nix-daemon as a LaunchDaemon" \
|
||||||
|
ln -sfn "/nix/var/nix/profiles/default$PLIST_DEST" "$PLIST_DEST"
|
||||||
|
|
||||||
|
_sudo "to load the LaunchDaemon plist for nix-daemon" \
|
||||||
|
launchctl load /Library/LaunchDaemons/org.nixos.nix-daemon.plist
|
||||||
|
|
||||||
|
_sudo "to start the nix-daemon" \
|
||||||
|
launchctl start org.nixos.nix-daemon
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
main() {
|
||||||
|
if [ "${PINCH_ME_IM_SILLY:-}" = "" ]; then
|
||||||
|
validate_starting_assumptions
|
||||||
|
fi
|
||||||
|
|
||||||
|
setup_report
|
||||||
|
|
||||||
|
if ! ui_confirm "Ready to continue?"; then
|
||||||
|
ok "Alright, no changes have been made :)"
|
||||||
|
contactme
|
||||||
|
trap finish_cleanup EXIT
|
||||||
|
exit 1
|
||||||
|
fi
|
||||||
|
|
||||||
|
chat_about_sudo
|
||||||
|
|
||||||
|
create_build_group
|
||||||
|
create_build_users
|
||||||
|
create_directories
|
||||||
|
place_channel_configuration
|
||||||
|
install_from_extracted_nix
|
||||||
|
|
||||||
|
configure_shell_profile
|
||||||
|
|
||||||
|
set +eu
|
||||||
|
. /etc/profile
|
||||||
|
set -eu
|
||||||
|
|
||||||
|
setup_default_profile
|
||||||
|
place_nix_configuration
|
||||||
|
configure_nix_daemon_plist
|
||||||
|
|
||||||
|
trap finish_success EXIT
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
main
|
||||||
|
|
@ -8,15 +8,8 @@ nix="@nix@"
|
||||||
cacert="@cacert@"
|
cacert="@cacert@"
|
||||||
|
|
||||||
|
|
||||||
# macOS support for 10.10 or higher
|
|
||||||
if [[ "$(uname -s)" = "Darwin" && $(($(sw_vers -productVersion | cut -d '.' -f 2))) -lt 10 ]]; then
|
|
||||||
echo "$0: macOS $(sw_vers -productVersion) is not supported, upgrade to 10.10 or higher"
|
|
||||||
exit 1
|
|
||||||
fi
|
|
||||||
|
|
||||||
if ! [ -e "$self/.reginfo" ]; then
|
if ! [ -e "$self/.reginfo" ]; then
|
||||||
echo "$0: incomplete installer (.reginfo is missing)" >&2
|
echo "$0: incomplete installer (.reginfo is missing)" >&2
|
||||||
exit 1
|
|
||||||
fi
|
fi
|
||||||
|
|
||||||
if [ -z "$USER" ]; then
|
if [ -z "$USER" ]; then
|
||||||
|
|
@ -24,6 +17,23 @@ if [ -z "$USER" ]; then
|
||||||
exit 1
|
exit 1
|
||||||
fi
|
fi
|
||||||
|
|
||||||
|
if [ -z "$HOME" ]; then
|
||||||
|
echo "$0: \$HOME is not set" >&2
|
||||||
|
exit 1
|
||||||
|
fi
|
||||||
|
|
||||||
|
# macOS support for 10.10 or higher
|
||||||
|
if [ "$(uname -s)" = "Darwin" ]; then
|
||||||
|
if [ $(($(sw_vers -productVersion | cut -d '.' -f 2))) -lt 10 ]; then
|
||||||
|
echo "$0: macOS $(sw_vers -productVersion) is not supported, upgrade to 10.10 or higher"
|
||||||
|
exit 1
|
||||||
|
fi
|
||||||
|
|
||||||
|
printf '\e[1;31mSwitching to the Multi-User Darwin Installer\e[0m\n'
|
||||||
|
"$self/install-darwin-multi-user"
|
||||||
|
exit 0
|
||||||
|
fi
|
||||||
|
|
||||||
if [ "$(id -u)" -eq 0 ]; then
|
if [ "$(id -u)" -eq 0 ]; then
|
||||||
printf '\e[1;31mwarning: installing Nix as root is not supported by this script!\e[0m\n'
|
printf '\e[1;31mwarning: installing Nix as root is not supported by this script!\e[0m\n'
|
||||||
fi
|
fi
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue