103 lines
3 KiB
Bash
Executable file
103 lines
3 KiB
Bash
Executable file
#!/usr/bin/env nix-shell
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#! nix-shell -i bash -p yarn2nix bundix coreutils diffutils nix-prefetch-github gnused jq
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set -e
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OWNER=mastodon
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REPO=mastodon
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POSITIONAL=()
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while [[ $# -gt 0 ]]; do
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key="$1"
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case $key in
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--owner)
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OWNER="$2"
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shift # past argument
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shift # past value
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;;
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--repo)
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REPO="$2"
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shift # past argument
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shift # past value
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;;
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--ver)
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VERSION="$2"
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shift # past argument
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shift # past value
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;;
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--rev)
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REVISION="$2"
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shift # past argument
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shift # past value
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;;
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--patches)
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PATCHES="$2"
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shift # past argument
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shift # past value
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;;
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*) # unknown option
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POSITIONAL+=("$1")
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shift # past argument
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;;
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esac
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done
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if [[ -n "$POSITIONAL" ]]; then
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echo "Usage: update.sh [--owner OWNER] [--repo REPO] [--ver VERSION] [--rev REVISION] [--patches PATCHES]"
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echo "OWNER and REPO must be paths on github."
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echo "If REVISION is not provided, the latest tag from github.com/mastodon/mastodon is fetched and VERSION is calculated from it."
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echo "If OWNER and REPO are not provided, it defaults they default to mastodon and mastodon."
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echo "PATCHES, if provided, should be one or more Nix expressions separated by spaces."
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exit 1
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fi
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if [[ -z "$REVISION" ]]; then
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REVISION="$(curl ${GITHUB_TOKEN:+" -u \":$GITHUB_TOKEN\""} -s "https://api.github.com/repos/$OWNER/$REPO/releases" | jq -r 'map(select(.prerelease == false)) | .[0].tag_name')"
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VERSION="$(echo "$REVISION" | cut -c2-)"
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fi
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rm -f gemset.nix version.nix source.nix
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cd "$(dirname "${BASH_SOURCE[0]}")" || exit 1
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WORK_DIR=$(mktemp -d)
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# Check that working directory was created.
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if [[ -z "$WORK_DIR" || ! -d "$WORK_DIR" ]]; then
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echo "Could not create temporary directory"
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exit 1
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fi
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# Delete the working directory on exit.
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function cleanup {
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# Report errors, if any, from nix-prefetch-git
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grep "fatal" $WORK_DIR/nix-prefetch-git.out >/dev/stderr || true
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rm -rf "$WORK_DIR"
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}
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trap cleanup EXIT
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echo "Fetching source code $REVISION"
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JSON=$(nix-prefetch-github "$OWNER" "$REPO" --rev "$REVISION" 2> $WORK_DIR/nix-prefetch-git.out)
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HASH=$(echo "$JSON" | jq -r .hash)
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echo "Creating version.nix"
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echo "\"$VERSION\"" | sed 's/^"v/"/' > version.nix
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cat > source.nix << EOF
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# This file was generated by pkgs.mastodon.updateScript.
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{ fetchFromGitHub, applyPatches }: let
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src = fetchFromGitHub {
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owner = "$OWNER";
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repo = "$REPO";
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rev = "$REVISION";
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hash = "$HASH";
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};
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in applyPatches {
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inherit src;
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patches = [$PATCHES];
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}
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EOF
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SOURCE_DIR="$(nix-build --no-out-link -E '(import <nixpkgs> {}).callPackage ./source.nix {}')"
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echo "Creating gemset.nix"
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bundix --lockfile="$SOURCE_DIR/Gemfile.lock" --gemfile="$SOURCE_DIR/Gemfile"
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echo "" >> gemset.nix # Create trailing newline to please EditorConfig checks
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