69 lines
1.9 KiB
Bash
Executable File
69 lines
1.9 KiB
Bash
Executable File
#!/usr/bin/env bash
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# This script is a wrapper around nix-build with some niceties.
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set -e
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GIT_ROOT=$(cd "${BASH_SOURCE%/*}" && git rev-parse --show-toplevel)
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resultPath="${GIT_ROOT}/result/"
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source "${GIT_ROOT}/scripts/colors.sh"
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source "${GIT_ROOT}/nix/scripts/source.sh"
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# cleanup for artifacts created during builds
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cleanup() {
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# clear trapped signals
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trap - EXIT ERR INT QUIT
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# do the actual cleanup, ignore failure
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if ${GIT_ROOT}/nix/scripts/clean.sh "${nixResultPath}"; then
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echo -e "${GRN}Successful cleanup!${RST}"
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elif [[ -n "${JENKINS_URL}" ]]; then
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# in CI removing some paths can fail due to parallel builds
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echo -e "${YLW}Ignoring cleanup failure in CI.${RST}"
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else
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echo -e "${RED}Failed cleanup!${RST}"
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exit 1
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fi
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}
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# If you want to clean after every build set _NIX_CLEAN=true
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if [[ -n "${_NIX_CLEAN}" ]]; then
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trap cleanup EXIT ERR INT QUIT
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fi
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# build output will end up under /nix, we have to extract it
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extractResults() {
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local nixResultPath="$1"
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mkdir -p "${resultPath}"
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cp -vfr ${nixResultPath}/* "${resultPath}" | sed 's#'${PWD}'#.#'
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chmod -R u+w "${resultPath}"
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}
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TARGET="${1}"
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shift
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if [[ -z "${TARGET}" ]]; then
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echo -e "${RED}First argument is mandatory and has to specify the Nix attribute!${RST}"
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exit 1
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fi
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# Some defaults flags, --pure could be optional in the future.
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# NOTE: The --keep-failed flag can be used for debugging issues.
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nixOpts=(
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"--pure"
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"--fallback"
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"--no-out-link"
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"--show-trace"
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"--attr" "${TARGET}"
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)
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# Save derivation from being garbage collected
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"${GIT_ROOT}/nix/scripts/gcroots.sh" "${TARGET}" "${@}"
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# Run the actual build
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echo -e "${GRN}Running:${RST} ${BLD}nix-build "${nixOpts[@]}" ${@}${RST}"
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nixResultPath=$(nix-build "${nixOpts[@]}" "${@}" default.nix)
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echo -e "\n${YLW}Extracting result${RST}: ${BLD}${nixResultPath}${RST}"
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extractResults "${nixResultPath}"
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echo -e "\n${GRN}SUCCESS${RST}"
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