Add release script

.dockerignore

@@ -4,3 +4,4 @@ Dockerfile
 stuff
 scripts
 .git
+dist

.gitignore

@@ -1,3 +1,4 @@
 /target
 **/*.rs.bk
 stuff
+dist

CHANGELOG.md

@@ -0,0 +1,5 @@
+# Changelog
+
+## Unreleased
+
+First release!

scripts/release.sh

@@ -0,0 +1,103 @@
+#!/bin/bash
+set -xeo pipefail
+
+docker_name=shesek/bwt
+gh_repo=shesek/bwt
+
+if ! git diff-index --quiet HEAD; then
+  echo git working directory is dirty
+  exit 1
+fi
+
+version=`cat Cargo.toml | egrep '^version =' | cut -d'"' -f2`
+
+if [[ "$1" == "patch" ]]; then
+  # bump the patch version by one
+  version=`node -p 'process.argv[1].replace(/\.(\d+)$/, (_, v) => "."+(+v+1))' $version`
+  sed -i 's/^version =.*/version = "'$version'"/' Cargo.toml
+elif [[ "$1" != "nobump" ]]; then
+  echo invalid argument, use "patch" or "nobump"
+  exit 1
+fi
+
+# Extract unreleased changelog & update version number
+changelog="`sed -nr '/^## (Unreleased|'$version' )/{n;:a;n;/^## /q;p;ba}' CHANGELOG.md`"
+grep '## Unreleased' CHANGELOG.md > /dev/null \
+  && sed -i "s/^## Unreleased/## $version - `date +%Y-%m-%d`/" CHANGELOG.md
+
+echo -e "Releasing bwt v$version\n================\n\n$changelog\n\n"
+
+echo Running cargo check and fmt...
+cargo fmt -- --check
+./scripts/check.sh
+
+if [ -z "$SKIP_BUILD" ]; then
+  echo Building executables...
+  build_bin() {
+    echo "Building $1 with: $2"
+    cargo build --release --no-default-features --features "$2"
+    mkdir -p dist/$1
+    mv target/release/bwt dist/$1
+    cp README.md LICENSE dist/$1
+    (cd dist && tar -czf $1.tar.gz $1)
+    rm -r dist/$1
+  }
+  rm -rf dist/*
+  build_bin "bwt-v$version-electrum_only-x86_64-linux" "electrum"
+  build_bin "bwt-v$version-x86_64-linux" "http electrum webhooks track-spends"
+
+  echo Making SHA256SUMS...
+  (cd dist && sha256sum *) | gpg --clearsign --digest-algo sha256 > SHA256SUMS.asc
+fi
+
+
+if [ -z "$SKIP_TAG" ]; then
+  echo Tagging...
+  git add Cargo.{toml,lock} CHANGELOG.md SHA256SUMS.asc
+  git commit -S -m v$version
+  git tag --sign -m "$changelog" v$version
+  git branch -f stable HEAD
+
+  echo Pushing to github...
+  git push gh master stable
+  git push gh --tags
+fi
+
+if [ -z "$SKIP_DOCKER" ]; then
+  echo Releasing docker images...
+
+  docker_tag=$docker_name:$version
+  docker build -t $docker_tag .
+  docker build -t $docker_tag-electrum --build-arg FEATURES=electrum .
+  docker tag $docker_tag $docker_name:latest
+  docker tag $docker_tag-electrum $docker_name:electrum
+  docker push $docker_name
+fi
+
+if [ -z "$SKIP_CRATE" ]; then
+  echo Publishing to crates.io...
+  cargo publish
+fi
+
+
+if [[ -z "$SKIP_UPLOAD" && -n "$GH_TOKEN" ]]; then
+  echo Uploading to github...
+  gh_auth="Authorization: token $GH_TOKEN"
+  gh_base=https://api.github.com/repos/$gh_repo
+  release_opt=`jq -n --arg version v$version --arg changelog "$changelog" \
+    '{ tag_name: $version, name: $version, body: $changelog, draft:true }'`
+  gh_release=`curl -sf -H "$gh_auth" $gh_base/releases/tags/v$version \
+           || curl -sf -H "$gh_auth" -d "$release_opt" $gh_base/releases`
+  gh_upload=`echo "$gh_release" | jq -r .upload_url | sed -e 's/{?name,label}//'`
+
+  for file in SHA256SUMS.asc dist/*; do
+    echo ">> Uploading $file"
+
+    curl -f --progress-bar -H "$gh_auth" -H "Content-Type: application/octet-stream" \
+         --data-binary @"$file" "$gh_upload?name=$(basename $file)" | (grep -v browser_download_url || true)
+  done
+
+  # make release public once everything is ready
+  curl -sf -H "$gh_auth" -X PATCH $gh_base/releases/`echo "$gh_release" | jq -r .id` \
+    -d '{"draft":false}' > /dev/null
+fi