mirror of
https://github.com/LnL7/nix-darwin.git
synced 2024-09-11 12:49:18 +03:00
250 lines
8.2 KiB
Bash
Executable File
250 lines
8.2 KiB
Bash
Executable File
#! /usr/bin/env bash
|
|
set -o pipefail
|
|
|
|
{ # Prevent execution if this script was only partially downloaded
|
|
|
|
|
|
# Argument parsing
|
|
init(){
|
|
if [ $# -gt 0 ]; then
|
|
case "$1" in
|
|
-h|--help)
|
|
usage
|
|
exit 1
|
|
;;
|
|
-u|--create-daemon-users)
|
|
export CREATE_DAEMON_USERS=true
|
|
;;
|
|
*)
|
|
echo -e "ERROR: Unrecognized parameter: '${1}'\nSee usage (--help) for options..." 1>&2
|
|
exit 1
|
|
;;
|
|
esac
|
|
fi
|
|
}
|
|
|
|
# Usage
|
|
usage(){
|
|
cat <<EOF
|
|
Usage: bootstrap.sh [Options]
|
|
|
|
Options:
|
|
|
|
-h, --help: Show this message
|
|
-u, --create-daemon-users: Create users & group for use with the Nix daemon
|
|
EOF
|
|
}
|
|
|
|
|
|
# Sanity checks
|
|
sanity(){
|
|
# Ensure the script is running on macOS
|
|
if [ $(uname -s) != "Darwin" ]; then
|
|
echo "This script is for use with macOS!"
|
|
exit 1
|
|
fi
|
|
|
|
# Ensure script is not being run with root privileges
|
|
if [ $EUID -eq 0 ]; then
|
|
echo "Please don't run this script with root privileges!"
|
|
exit 1
|
|
fi
|
|
|
|
if [[ -e /etc/static/bashrc ]]; then
|
|
. /etc/static/bashrc
|
|
fi
|
|
|
|
# Ensure Nix has already been installed
|
|
if [[ ! $(type nix-env 2>/dev/null) ]]; then
|
|
echo -e "Cannot find "$YELLOW"nix-env"$ESC" in the PATH"
|
|
echo "Please ensure you've installed and configured your Nix environment correctly"
|
|
echo -e "Install instructions can be found at: "$BLUE_UL"https://nixos.org/nix/manual/#chap-quick-start"$ESC""
|
|
exit 1
|
|
fi
|
|
|
|
# Check if nix-darwin is already present
|
|
if [[ $(type darwin-rebuild 2>/dev/null) ]]; then
|
|
echo -e "It looks like "$YELLOW"nix-darwin"$ESC" is already installed..."
|
|
fi
|
|
}
|
|
|
|
# Exit with message
|
|
exit_message(){
|
|
echo -e ""$RED"$1"$ESC"" >&2
|
|
exit 1
|
|
}
|
|
|
|
# Prompt for sudo password & keep alive
|
|
sudo_prompt(){
|
|
echo "Please enter your password for sudo authentication"
|
|
sudo -k
|
|
sudo echo "sudo authenticaion successful!"
|
|
while true ; do sudo -n true ; sleep 60 ; kill -0 "$$" || exit ; done 2>/dev/null &
|
|
}
|
|
|
|
# Daemon setup
|
|
create_daemon_users(){
|
|
echo -e ""$BLUE"Nix daemon user/group configuration"$ESC""
|
|
[ ! -z $CREATE_DAEMON_USERS ] && sudo_prompt
|
|
|
|
# If the group exists, dscl returns exit code 56.
|
|
# Since this is not strictly an error code, standard code
|
|
# checking doesn't work as intended.
|
|
/usr/bin/dscl . -read /Groups/nixbld &> /dev/null
|
|
retCode=$?
|
|
if [[ $retCode != 0 ]]; then
|
|
echo -e "Creating the "$YELLOW"nixbld"$ESC" group..."
|
|
sudo /usr/sbin/dseditgroup -o create -r "Nix build group for nix-daemon" -i 30000 nixbld >&2 || \
|
|
exit_message "Problem creating group: nixbld"
|
|
else
|
|
echo -e "It looks like the "$YELLOW"nixbld"$ESC" group already exists!"
|
|
fi
|
|
|
|
for i in {1..32}; do
|
|
/usr/bin/id nixbld${i} &> /dev/null
|
|
retCode=$?
|
|
if [[ $retCode != 0 ]]; then
|
|
echo -e "Creating user: "$YELLOW"nixbld${i}"$ESC"..."
|
|
sudo /usr/sbin/sysadminctl -fullName "Nix build user $i" \
|
|
-home /var/empty \
|
|
-UID $(expr 30000 + $i) \
|
|
-addUser nixbld$i >&2 \
|
|
|| exit_message "Problem creating user: nixbld${i}"
|
|
|
|
sudo dscl . -create /Users/nixbld$i IsHidden 1 || \
|
|
exit_message "Problem setting 'IsHidden' for user: nixbld${i}"
|
|
sudo dscl . -create /Users/nixbld$i UserShell /sbin/nologin || \
|
|
exit_message "Problem setting shell for user: nixbld${i}"
|
|
sudo /usr/sbin/dseditgroup -o edit -t user -a nixbld$i nixbld || \
|
|
exit_message "Problem setting primary group for user: nixbld${i}"
|
|
sudo /usr/bin/dscl . -create /Users/nixbld$i PrimaryGroupID 30000 >&2 || \
|
|
exit_message "Problem setting PrimaryGroupID for user: nixbld${i}"
|
|
else
|
|
echo -e "It looks like the "$YELLOW"nixbld${i}"$ESC" user already exists!"
|
|
fi
|
|
done
|
|
|
|
[ ! -z $CREATE_DAEMON_USERS ] && exit 0
|
|
}
|
|
|
|
# Installer
|
|
install(){
|
|
echo -e ""$BLUE_UL"Welcome to the nix-darwin installer!"$ESC""
|
|
|
|
sudo_prompt || exit
|
|
|
|
# Link run directory
|
|
echo "Setting up /run..."
|
|
if ! test -L /run; then
|
|
sudo ln -sfn private/var/run /run || exit
|
|
fi
|
|
|
|
# Fetch the nix-darwin repo
|
|
echo -e ""$YELLOW"Configuring darwin channel..."$ESC""
|
|
nix-channel --add https://github.com/LnL7/nix-darwin/archive/master.tar.gz darwin || exit
|
|
nix-channel --update || exit
|
|
|
|
# Copy the example configuration
|
|
if [ ! -e "$HOME/.nixpkgs/darwin-configuration.nix" ]; then
|
|
echo -e "Copying example configuration to "$YELLOW"~/.nixpkgs/darwin-configuration.nix"$ESC"..."
|
|
mkdir -p "$HOME/.nixpkgs" || exit
|
|
cp "$HOME/.nix-defexpr/channels/darwin/modules/examples/simple.nix" "$HOME/.nixpkgs/darwin-configuration.nix" || exit
|
|
chmod u+w "$HOME/.nixpkgs/darwin-configuration.nix" || exit
|
|
fi
|
|
|
|
# Bootstrap build using default nix.nixPath
|
|
echo "Bootstrapping..."
|
|
export NIX_PATH=darwin=$HOME/.nix-defexpr/channels/darwin:darwin-config=$HOME/.nixpkgs/darwin-configuration.nix:$NIX_PATH
|
|
$(nix-build '<darwin>' -A system --no-out-link)/sw/bin/darwin-rebuild switch || exit
|
|
|
|
# Source generated bashrc
|
|
. /etc/static/bashrc
|
|
|
|
# Run first darwin-rebuild switch
|
|
echo -e "Running first "$YELLOW"darwin-rebuild switch"$ESC"..."
|
|
darwin-rebuild switch && echo -e ""$GREEN"Success!"$ESC"" || exit_message "Problem running darwin-rebuild switch"
|
|
|
|
echo -e ""$BLUE_UL"Nix daemon"$ESC""
|
|
echo "Optionally, this script can also create the group and users"
|
|
echo -e "needed for running the Nix "$YELLOW"multi-user support daemon"$ESC"."
|
|
echo "If you're unfamiliar with the Nix daemon, see:"
|
|
echo -e ""$BLUE_UL"http://nixos.org/nix/manual/#sec-nix-daemon\n"$ESC""
|
|
echo "If you decide not to, but later change your mind, you can always re-run"
|
|
echo -e "this script with "$YELLOW"-u"$ESC" or "$YELLOW"--create-daemon-users"$ESC""
|
|
|
|
if ! dscl . -read /Groups/nixbld PrimaryGroupID &> /dev/null; then
|
|
while true; do
|
|
read -p "Would you like to create the Nix daemon group/users? [y/n] " ANSWER
|
|
case $ANSWER in
|
|
y|Y)
|
|
create_daemon_users || exit
|
|
break
|
|
;;
|
|
n|N)
|
|
echo "Not creating Nix daemon group/users"
|
|
break
|
|
;;
|
|
*)
|
|
echo "Please answer 'y' or 'n'..."
|
|
;;
|
|
esac
|
|
done
|
|
fi
|
|
|
|
if ! test -L /etc/bashrc; then
|
|
if ! grep /etc/static/bashrc /etc/bashrc &> /dev/null; then
|
|
while true; do
|
|
read -p "Would you like to configure /etc/bashrc? [y/n] " ANSWER
|
|
case $ANSWER in
|
|
y|Y)
|
|
echo 'if test -e /etc/static/bashrc; then . /etc/static/bashrc; fi' | sudo tee -a /etc/bashrc
|
|
break
|
|
;;
|
|
n|N)
|
|
break
|
|
;;
|
|
*)
|
|
echo "Please answer 'y' or 'n'..."
|
|
;;
|
|
esac
|
|
done
|
|
fi
|
|
fi
|
|
|
|
if grep -q 'etc/profile.d/nix-daemon.sh' /etc/profile; then
|
|
echo -e ""$RED"WARNING: Detected nix-daemon.sh in /etc/profile."
|
|
echo "This will override environment variables configured by nix-darwin,"
|
|
echo "you might want to remove that."
|
|
fi
|
|
|
|
# Finish
|
|
echo -e ""$GREEN"You're all done!"$ESC""
|
|
echo -e "Take a look at "$YELLOW"~/.nixpkgs/darwin-configuration.nix"$ESC" to get started."
|
|
echo -e "See the README for more information: "$BLUE_UL"https://github.com/LnL7/nix-darwin/blob/master/README.md"$ESC""
|
|
echo
|
|
echo "Don't forget to start a new shell or source /etc/bashrc."
|
|
}
|
|
|
|
main(){
|
|
# ANSI properties/colours
|
|
local ESC='\033[0m'
|
|
local BLUE='\033[38;34m'
|
|
local BLUE_UL='\033[38;4;34m'
|
|
local GREEN='\033[38;32m'
|
|
local GREEN_UL='\033[38;4;32m'
|
|
local RED='\033[38;31m'
|
|
local RED_UL='\033[38;4;31m'
|
|
local YELLOW='\033[38;33m'
|
|
local YELLOW_UL='\033[38;4;33m'
|
|
|
|
init "$@"
|
|
sanity
|
|
install
|
|
}
|
|
|
|
# Actual run
|
|
main "$@"
|
|
|
|
|
|
} # Prevent execution if this script was only partially downloaded
|