mirror of
https://github.com/nix-community/disko.git
synced 2024-09-17 09:37:17 +03:00
disko: support nixos-install style flake syntax
This commit is contained in:
parent
7e52500078
commit
5fd29dfeb3
15
cli.nix
15
cli.nix
@ -1,14 +1,17 @@
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{ pkgs ? import <nixpkgs> {}
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, mode ? "mount"
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, fromFlake ? null
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, diskoFile
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, flake ? null
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, flakeAttr ? null
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, diskoFile ? null
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, ... }@args:
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let
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disko = import ./. { };
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diskFormat =
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if fromFlake != null
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then (builtins.getFlake fromFlake) + "/${diskoFile}"
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else import diskoFile;
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diskFormat = if flake != null then
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(pkgs.lib.attrByPath [ "diskoConfigurations" flakeAttr ] (builtins.abort "${flakeAttr} does not exist") (builtins.getFlake flake)) args
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else
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import diskoFile args;
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diskoEval = if (mode == "create") then
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disko.createScript diskFormat pkgs
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else if (mode == "mount") then
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36
disko
36
disko
@ -27,6 +27,8 @@ Options:
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pass value to nix-build. can be used to set disk-names for example
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* --argstr name value
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pass value to nix-build as string
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* --dry-run
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just show the path to the script instead of running it
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USAGE
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}
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@ -49,8 +51,7 @@ while [[ $# -gt 0 ]]; do
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shift
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;;
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-f | --flake)
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from_flake="$2"
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nix_args+=("--argstr" "fromFlake" "$2")
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flake="$2"
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shift
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;;
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--argstr | --arg)
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@ -62,6 +63,12 @@ while [[ $# -gt 0 ]]; do
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showUsage
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exit 0
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;;
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--dry-run)
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dry_run=y
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;;
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--show-trace)
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nix_args+=("$1")
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;;
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*)
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if [ -z ${disko_config+x} ]; then
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disko_config=$1
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@ -78,17 +85,30 @@ if ! ([[ $mode = "create" ]] || [[ $mode = "mount" ]]); then
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abort "mode must be either create or mount"
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fi
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if [[ -e "${disko_config+x}" ]]; then
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if [[ ! -z "${flake+x}" ]]; then
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if [[ $flake =~ ^(.*)\#([^\#\"]*)$ ]]; then
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flake="${BASH_REMATCH[1]}"
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flakeAttr="${BASH_REMATCH[2]}"
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fi
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if [[ -z "$flakeAttr" ]]; then
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echo "Please specify the name of the NixOS configuration to be installed, as a URI fragment in the flake-uri."
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echo "For example, to use the output diskoConfigurations.foo from the flake.nix, append \"#foo\" to the flake-uri."
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exit 1
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fi
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nix_args+=("--arg" "flake" "$flake")
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nix_args+=("--argstr" "flakeAttr" "$flakeAttr")
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elif [[ ! -z "${disko_config+x}" ]] && [[ -e "$disko_config" ]]; then
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nix_args+=("--arg" "diskoFile" "$disko_config")
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elif [[ -n "${from_flake+x}" ]]; then
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nix_args+=("--argstr" "diskoFile" "$disko_config")
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else
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abort "disko config must be an exising file of flake must be set"
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abort "disko config must be an exising file or flake must be set"
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fi
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script=$(nix-build "${libexec_dir}"/cli.nix \
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--argstr diskoFile "$disko_config" \
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--argstr mode "$mode" \
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"${nix_args[@]}"
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)
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exec "$script"
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if [[ ! -z "${dry_run+x}" ]]; then
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echo "$script"
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else
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exec "$script"
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fi
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