nix-bitcoin/helper/push-release.sh

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#!/usr/bin/env bash
set -euo pipefail
REPO=fort-nix/nix-bitcoin
BRANCH=master
GIT_REMOTE=origin
OAUTH_TOKEN=
DRY_RUN=
TAG_NAME=
trap 'echo "Error at ${BASH_SOURCE[0]}:$LINENO"' ERR
for arg in "$@"; do
case $arg in
--dry-run|-n)
DRY_RUN=1
;;
*)
TAG_NAME="$arg"
;;
esac
done
if [[ ! $TAG_NAME ]]; then
echo "$0 [--dry-run|-n] <tag_name>"
exit
fi
if [[ $DRY_RUN ]]; then
echo "Dry run"
else
OAUTH_TOKEN=$(pass show nix-bitcoin/github/oauth-token)
if [[ ! $OAUTH_TOKEN ]]; then
echo "Please set OAUTH_TOKEN variable"
fi
fi
cd "${BASH_SOURCE[0]%/*}"
RESPONSE=$(curl https://api.github.com/repos/$REPO/releases/latest 2> /dev/null)
echo "Latest release" "$(echo "$RESPONSE" | jq -r '.tag_name' | tail -c +2)"
if [[ ! $DRY_RUN ]]; then
while true; do
read -rp "Create release ${TAG_NAME}? [yn] " yn
case $yn in
[Yy]* ) break;;
[Nn]* ) exit;;
* ) echo "Please answer y or n.";;
esac
done
fi
TMPDIR=$(mktemp -d)
if [[ ! $DRY_RUN ]]; then trap 'rm -rf $TMPDIR' EXIT; fi
ARCHIVE_NAME=nix-bitcoin-$TAG_NAME.tar.gz
ARCHIVE=$TMPDIR/$ARCHIVE_NAME
# Need to be in the repo root directory for archiving
(cd "$(git rev-parse --show-toplevel)"; git archive --format=tar.gz -o "$ARCHIVE" "$BRANCH")
SHA256SUMS=$TMPDIR/SHA256SUMS.txt
# Use relative path with sha256sums because it'll output the first
# argument
(cd "$TMPDIR"; sha256sum "$ARCHIVE_NAME" > "$SHA256SUMS")
gpg -o "$SHA256SUMS.asc" -a --detach-sig "$SHA256SUMS"
pushd "$TMPDIR" >/dev/null
nix hash to-sri --type sha256 "$(nix-prefetch-url --unpack "file://$ARCHIVE" 2> /dev/null)" > nar-hash.txt
gpg -o nar-hash.txt.asc -a --detach-sig nar-hash.txt
if [[ $DRY_RUN ]]; then
echo "Created v$TAG_NAME in $TMPDIR"
exit 0
fi
POST_DATA="{ \"tag_name\": \"v$TAG_NAME\", \"name\": \"nix-bitcoin-$TAG_NAME\", \"body\": \"nix-bitcoin-$TAG_NAME\", \"target_comitish\": \"$BRANCH\" }"
RESPONSE=$(curl -H "Authorization: token $OAUTH_TOKEN" -d "$POST_DATA" https://api.github.com/repos/$REPO/releases 2> /dev/null)
ID=$(echo "$RESPONSE" | jq -r '.id')
if [[ $ID == null ]]; then
echo "Failed to create release with $POST_DATA"
exit 1
fi
post_asset() {
GH_ASSET="https://uploads.github.com/repos/$REPO/releases/$ID/assets?name="
curl -H "Authorization: token $OAUTH_TOKEN" --data-binary "@$1" -H "Content-Type: application/octet-stream" \
"$GH_ASSET/$(basename "$1")" &> /dev/null
}
post_asset nar-hash.txt
post_asset nar-hash.txt.asc
# Post additional assets for backwards compatibility.
# This allows older nix-bitcoin installations to upgrade via `fetch-release`.
post_asset "$ARCHIVE"
post_asset "$SHA256SUMS"
post_asset "$SHA256SUMS.asc"
popd >/dev/null
if [[ ! $DRY_RUN ]]; then
git push "$GIT_REMOTE" "${BRANCH}:release"
fi
echo "Successfully created" "$(echo "$POST_DATA" | jq -r .tag_name)"