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Expose installer configuration environment variables via command line flags

This commit is contained in:
Pavol Rusnak 2020-05-12 18:58:13 +02:00
parent 46be11b762
commit 9e12b2f5b8
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GPG Key ID: 91F3B339B9A02A3D
1 changed files with 36 additions and 23 deletions
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59
scripts/install-nix-from-closure.sh
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@ -40,30 +40,43 @@ elif [ "$(uname -s)" = "Linux" ] && [ -e /run/systemd/system ]; then
fi
INSTALL_MODE=no-daemon
# Trivially handle the --daemon / --no-daemon options
if [ "x${1:-}" = "x--no-daemon" ]; then
INSTALL_MODE=no-daemon
elif [ "x${1:-}" = "x--daemon" ]; then
INSTALL_MODE=daemon
elif [ "x${1:-}" != "x" ]; then
(
echo "Nix Installer [--daemon|--no-daemon]"
echo "Choose installation method."
echo ""
echo " --daemon: Installs and configures a background daemon that manages the store,"
echo " providing multi-user support and better isolation for local builds."
echo " Both for security and reproducibility, this method is recommended if"
echo " supported on your platform."
echo " See https://nixos.org/nix/manual/#sect-multi-user-installation"
echo ""
echo " --no-daemon: Simple, single-user installation that does not require root and is"
echo " trivial to uninstall."
echo " (default)"
echo ""
) >&2
exit
fi
# handle the command line flags
while [ "x${1:-}" != "x" ]; do
if [ "x${1:-}" = "x--no-daemon" ]; then
INSTALL_MODE=no-daemon
elif [ "x${1:-}" = "x--daemon" ]; then
INSTALL_MODE=daemon
elif [ "x${1:-}" = "x--no-channel-add" ]; then
NIX_INSTALLER_NO_CHANNEL_ADD=1
elif [ "x${1:-}" = "x--no-modify-profile" ]; then
NIX_INSTALLER_NO_MODIFY_PROFILE=1
elif [ "x${1:-}" != "x" ]; then
(
echo "Nix Installer [--daemon|--no-daemon] [--no-channel-add] [--no-modify-profile]"
echo "Choose installation method."
echo ""
echo " --daemon: Installs and configures a background daemon that manages the store,"
echo " providing multi-user support and better isolation for local builds."
echo " Both for security and reproducibility, this method is recommended if"
echo " supported on your platform."
echo " See https://nixos.org/nix/manual/#sect-multi-user-installation"
echo ""
echo " --no-daemon: Simple, single-user installation that does not require root and is"
echo " trivial to uninstall."
echo " (default)"
echo ""
echo " --no-channel-add: Don't add any channels. nixpkgs-unstable is installed by default."
echo ""
echo " --no-modify-profile: Skip channel installation. When not provided nixpkgs-unstable"
echo " is installed by default."
echo ""
) >&2
exit
fi
shift
done
if [ "$INSTALL_MODE" = "daemon" ]; then
printf '\e[1;31mSwitching to the Daemon-based Installer\e[0m\n'