53 lines
1.7 KiB
Bash
53 lines
1.7 KiB
Bash
#! @shell@ -e
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# What are we supposed to do?
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action="$1"
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showSyntax() {
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# !!! more or less cut&paste from
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# system/switch-to-configuration.sh (which we call, of course).
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cat <<EOF
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Usage: $0 [switch|boot|test|build]
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switch: make the configuration the boot default and activate now
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boot: make the configuration the boot default
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test: activate the configuration, but don't make it the boot default
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build: build the configuration, but don't make it the default or
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activate it
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EOF
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exit 1
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}
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if test -z "$action"; then showSyntax; fi
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# Allow the location of NixOS sources and the system configuration
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# file to be overridden.
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if test -z "$NIXOS"; then NIXOS=/etc/nixos/nixos; fi
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if test -z "$NIXOS_CONFIG"; then NIXOS_CONFIG=/etc/nixos/configuration.nix; fi
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# Either upgrade the configuration in the system profile (for "switch"
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# or "boot"), or just build it and create a symlink "result" in the
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# current directory (for "build" and "test").
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if test "$action" = "switch" -o "$action" = "boot"; then
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nix-env -p /nix/var/nix/profiles/system -f $NIXOS/system/system.nix \
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--arg configuration "import $NIXOS_CONFIG" \
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--set -A system
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pathToConfig=/nix/var/nix/profiles/system
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elif test "$action" = "test" -o "$action" = "build"; then
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nix-build $NIXOS/system/system.nix \
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--arg configuration "import $NIXOS_CONFIG" \
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-A system -K -k
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pathToConfig=./result
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else
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showSyntax
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fi
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# If we're not just building, then make the new configuration the boot
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# default and/or activate it now.
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if test "$action" = "switch" -o "$action" = "boot" -o "$action" = "test"; then
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$pathToConfig/bin/switch-to-configuration "$action"
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fi
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