forked from mirrors/nixpkgs
e998f5140f
Also simplified the argument parsing to write all currently supported CLI options into a bash array and pass this to `nix-build`. Also documented `--option` usage in the corresponding manpage.
53 lines
1,016 B
Bash
53 lines
1,016 B
Bash
#! @shell@ -e
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# Shows the usage of this command to the user
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showUsage() {
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exec man nixos-build-vms
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exit 1
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}
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# Parse valid argument options
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nixBuildArgs=()
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networkExpr=
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while [ $# -gt 0 ]; do
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case "$1" in
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--no-out-link)
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nixBuildArgs+=("--no-out-link")
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;;
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--show-trace)
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nixBuildArgs+=("--show-trace")
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;;
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-h|--help)
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showUsage
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exit 0
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;;
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--option)
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shift
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nixBuildArgs+=("--option" "$1" "$2"); shift
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;;
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*)
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if [ ! -z "$networkExpr" ]; then
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echo "Network expression already set!"
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showUsage
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exit 1
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fi
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networkExpr="$(readlink -f $1)"
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;;
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esac
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shift
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done
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if [ -z "$networkExpr" ]
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then
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echo "ERROR: A network expression must be specified!" >&2
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exit 1
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fi
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# Build a network of VMs
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nix-build '<nixpkgs/nixos/modules/installer/tools/nixos-build-vms/build-vms.nix>' \
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--argstr networkExpr $networkExpr "${nixBuildArgs[@]}"
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