145 lines
3.2 KiB
Bash
145 lines
3.2 KiB
Bash
#!/usr/bin/env bash
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set -eu
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set -o pipefail
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readonly PLIST_DEST=/Library/LaunchDaemons/org.nixos.nix-daemon.plist
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dsclattr() {
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/usr/bin/dscl . -read "$1" \
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| awk "/$2/ { print \$2 }"
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}
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poly_validate_assumptions() {
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if [ "$(uname -s)" != "Darwin" ]; then
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failure "This script is for use with macOS!"
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fi
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}
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poly_service_installed_check() {
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[ -e "$PLIST_DEST" ]
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}
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poly_service_uninstall_directions() {
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cat <<EOF
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$1. Delete $PLIST_DEST
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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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}
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poly_service_setup_note() {
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cat <<EOF
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- load and start a LaunchDaemon (at $PLIST_DEST) for nix-daemon
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EOF
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}
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poly_configure_nix_daemon_service() {
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_sudo "to set up the nix-daemon as a LaunchDaemon" \
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ln -sfn "/nix/var/nix/profiles/default$PLIST_DEST" "$PLIST_DEST"
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_sudo "to load the LaunchDaemon plist for nix-daemon" \
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launchctl load /Library/LaunchDaemons/org.nixos.nix-daemon.plist
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_sudo "to start the nix-daemon" \
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launchctl start org.nixos.nix-daemon
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}
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poly_group_exists() {
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/usr/bin/dscl . -read "/Groups/$1" > /dev/null 2>&1
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}
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poly_group_id_get() {
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dsclattr "/Groups/$1" "PrimaryGroupID"
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}
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poly_create_build_group() {
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_sudo "Create the Nix build group, $NIX_BUILD_GROUP_NAME" \
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/usr/sbin/dseditgroup -o create \
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-r "Nix build group for nix-daemon" \
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-i "$NIX_BUILD_GROUP_ID" \
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"$NIX_BUILD_GROUP_NAME" >&2
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}
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poly_user_exists() {
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/usr/bin/dscl . -read "/Users/$1" > /dev/null 2>&1
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}
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poly_user_id_get() {
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dsclattr "/Users/$1" "UniqueID"
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}
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poly_user_hidden_get() {
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dsclattr "/Users/$1" "IsHidden"
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}
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poly_user_hidden_set() {
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_sudo "in order to make $1 a hidden user" \
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/usr/bin/dscl . -create "/Users/$1" "IsHidden" "1"
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}
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poly_user_home_get() {
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dsclattr "/Users/$1" "NFSHomeDirectory"
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}
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poly_user_home_set() {
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_sudo "in order to give $1 a safe home directory" \
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/usr/bin/dscl . -create "/Users/$1" "NFSHomeDirectory" "$2"
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}
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poly_user_note_get() {
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dsclattr "/Users/$1" "RealName"
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}
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poly_user_note_set() {
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_sudo "in order to give $username a useful note" \
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/usr/bin/dscl . -create "/Users/$1" "RealName" "$2"
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}
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poly_user_shell_get() {
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dsclattr "/Users/$1" "UserShell"
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}
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poly_user_shell_set() {
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_sudo "in order to give $1 a safe home directory" \
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/usr/bin/dscl . -create "/Users/$1" "UserShell" "$2"
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}
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poly_user_in_group_check() {
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username=$1
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group=$2
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dseditgroup -o checkmember -m "$username" "$group" > /dev/null 2>&1
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}
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poly_user_in_group_set() {
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username=$1
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group=$2
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_sudo "Add $username to the $group group"\
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/usr/sbin/dseditgroup -o edit -t user \
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-a "$username" "$group"
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}
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poly_user_primary_group_get() {
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dsclattr "/Users/$1" "PrimaryGroupID"
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}
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poly_user_primary_group_set() {
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_sudo "to let the nix daemon use this user for builds (this might seem redundant, but there are two concepts of group membership)" \
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/usr/bin/dscl . -create "/Users/$1" "PrimaryGroupID" "$2"
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}
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poly_create_build_user() {
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username=$1
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uid=$2
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builder_num=$3
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_sudo "Creating the Nix build user (#$builder_num), $username" \
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/usr/bin/dscl . create "/Users/$username" \
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UniqueID "${uid}"
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}
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