84 lines
2.1 KiB
Bash
84 lines
2.1 KiB
Bash
#!/bin/bash
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NIX_CONFIG_URL="https://gist.githubusercontent.com/vleeuwenmenno/4671a99beca2e45dc4b0211de7865dfe/raw/8eb0656fe956db81b18d31caad54aaff66298e0a/nix.conf"
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help() {
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echo "Usage: $0 [option...]" >&2
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echo
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echo " -i, --init Initial installation"
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echo " -c, --continue Continue installation"
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echo " -h, --help Display this help message"
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echo
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exit 1
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}
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install_nix() {
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# Check if nix is installed (nix command is available)
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if command -v nix > /dev/null; then
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echo 'NIX is already installed.'
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else
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echo 'Installing NIX'
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sh <(curl -L https://nixos.org/nix/install) --daemon
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echo 'Please restart your shell to continue...'
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touch ~/.setup-initial-done
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fi
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}
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hush_login() {
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# If .hushlogin does not exist, create it
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if [ -f ~/.hushlogin ]; then
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echo 'Login message is already disabled.'
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else
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echo 'Disabling login message.'
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touch ~/.hushlogin
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fi
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}
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nix_experimental() {
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if command -v nix > /dev/null; then
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echo 'NIX is already installed.'
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else
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install_nix
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fi
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echo "Adding experimental-features to nix.conf..."
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grep -qxF 'experimental-features = nix-command flakes' /etc/nix/nix.conf || echo "experimental-features = nix-command flakes" | sudo tee -a /etc/nix/nix.conf
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}
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nix_config_import() {
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# Check if nix configuration is already inserted
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if [ -f ~/.config/nix/nix.conf ]; then
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echo "Nix configuration is already inserted."
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exit 1
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else
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echo "Inserting nix configuration..."
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mkdir -p ~/.config/nix
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curl -s $NIX_CONFIG_URL -o ~/.config/nix/nix.conf
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fi
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}
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# Check if parameter is help, continue or initial
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if [ "$1" == "-c" ] || [ "$1" == "--continue" ]; then
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rm ~/.setup-initial-done
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# Add experimental-features to nix.conf
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nix_experimental
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# Insert nix configuration from github gist
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nix_config_import
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elif [ "$1" == "-h" ] || [ "$1" == "--help" ]; then
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help
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elif [ "$1" == "-i" ] || [ "$1" == "--init" ]; then
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# Ubuntu specific, hide login message
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hush_login
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# Install nix
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install_nix
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else
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help
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fi
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