From 4b20d74bb20dfecb6e624d76e397017afe499af0 Mon Sep 17 00:00:00 2001
From: Darren Murray <darren.murray@lacework.net>
Date: Tue, 27 Apr 2021 12:17:08 +0100
Subject: [PATCH] ci: switch PR test from CircleCI to CodeFresh

Signed-off-by: Darren Murray <darren.murray@lacework.net>
---
 .circleci/config.yml       | 120 --------------
 README.md                  |   2 +-
 scripts/release.sh         | 261 ++-----------------------------
 scripts/release_helpers.sh | 309 +++++++++++++++++++++++++++++++++++++
 4 files changed, 321 insertions(+), 371 deletions(-)
 delete mode 100644 .circleci/config.yml
 create mode 100644 scripts/release_helpers.sh

diff --git a/.circleci/config.yml b/.circleci/config.yml
deleted file mode 100644
index b1dca40..0000000
--- a/.circleci/config.yml
+++ /dev/null
@@ -1,120 +0,0 @@
-version: 2.1
-
-parameters:
-  slack-mentions:
-    type: string
-    default: "S01JP5A3ACQ"
-  only_for_branches:
-    type: string
-    default: "main"
-
-orbs:
-  slack: circleci/slack@3.4.2
-  jq: circleci/jq@2.1.0
-
-executors:
-  terraform12:
-    docker:
-      - image: techallylw/terraform:12
-  terraform13:
-    docker:
-      - image: techallylw/terraform:13
-  alpine:
-    docker:
-      - image: cibuilds/base:latest
-    resource_class: small
-
-jobs:
-  terraform12-test:
-    executor: terraform12
-    steps:
-      - checkout
-      - run: scripts/ci_tests.sh
-      - slack/status:
-          fail_only: true
-          mentions: << pipeline.parameters.slack-mentions >>
-          only_for_branches: <<pipeline.parameters.only_for_branches>>
-  terraform13-test:
-    executor: terraform13
-    steps:
-      - checkout
-      - run: scripts/ci_tests.sh
-      - slack/status:
-          fail_only: true
-          mentions: << pipeline.parameters.slack-mentions >>
-          only_for_branches: <<pipeline.parameters.only_for_branches>>
-  verify-release:
-    executor: alpine
-    steps:
-      - checkout
-      - run: scripts/release.sh verify
-  trigger-release:
-    executor: alpine
-    steps:
-      - checkout
-      - add_ssh_keys:
-          fingerprints:
-            - "c4:03:1e:48:4c:d4:dd:8b:5a:e3:59:8c:18:4e:00:d5"
-      - run: scripts/release.sh trigger
-  release:
-    executor: alpine
-    steps:
-      - checkout
-      - jq/install
-      - slack/notify:
-          mentions: << pipeline.parameters.slack-mentions >>
-          message: Releasing new version of this repository
-      - run: scripts/release.sh publish
-      - slack/status:
-          mentions: << pipeline.parameters.slack-mentions >>
-
-workflows:
-  version: 2
-  test-trigger-release:
-    jobs:
-      - terraform12-test:
-          context:
-            - techally_api_key
-      - terraform13-test:
-          context:
-            - techally_api_key
-      - trigger-release:
-          requires:
-            - terraform12-test
-            - terraform13-test
-          filters:
-            branches:
-              only: main
-
-  verify-release:
-    jobs:
-      - verify-release:
-          filters:
-            branches:
-              only: release
-
-  release-from-tag:
-    jobs:
-      - release:
-          filters:
-            tags:
-              only: /^v.*/
-            branches:
-              ignore: /.*/
-          context:
-            - techally_releases
-
-  nightly:
-    triggers:
-      - schedule:
-          cron: "0 12 * * *"
-          filters:
-            branches:
-              only: main
-    jobs:
-      - terraform12-test:
-          context:
-            - techally_api_key
-      - terraform13-test:
-          context:
-            - techally_api_key
diff --git a/README.md b/README.md
index 46d7fad..09d1b99 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 # terraform-aws-ecr
 
 [![GitHub release](https://img.shields.io/github/release/lacework/terraform-aws-ecr.svg)](https://github.com/lacework/terraform-aws-ecr/releases/)
-[![CircleCI status](https://circleci.com/gh/lacework/terraform-aws-ecr.svg?style=shield)](https://circleci.com/gh/lacework/terraform-aws-ecr)
+![Codefresh build status]( https://g.codefresh.io/api/badges/pipeline/lacework/terraform-modules%2Ftest-compatibility?type=cf-1&key=eyJhbGciOiJIUzI1NiJ9.NWVmNTAxOGU4Y2FjOGQzYTkxYjg3ZDEx.RJ3DEzWmBXrJX7m38iExJ_ntGv4_Ip8VTa-an8gBwBo)]( https://g.codefresh.io/pipelines/edit/new/builds?id=607e25e6728f5a6fba30431b&pipeline=test-compatibility&projects=terraform-modules&projectId=607db54b728f5a5f8930405d)
 
 A Terraform Module to integrate Amazon Container Registries (ECR) with Lacework.
 
diff --git a/scripts/release.sh b/scripts/release.sh
index b7e4e2a..e5ea349 100755
--- a/scripts/release.sh
+++ b/scripts/release.sh
@@ -7,11 +7,22 @@
 # Author::      Salim Afiune Maya (<afiune@lacework.net>)
 #
 set -eou pipefail
+# common release functions
+source scripts/release_helpers.sh
 
+# Required Variables
 readonly org_name=lacework
 readonly project_name=terraform-aws-ecr
 readonly git_user="Lacework Inc."
 readonly git_email="ops+releng@lacework.net"
+readonly required_files_for_release=(
+  RELEASE_NOTES.md
+  CHANGELOG.md
+  VERSION
+)
+readonly main_branch=main
+
+# Variable that changes during release
 VERSION=$(cat VERSION)
 
 usage() {
@@ -54,254 +65,4 @@ main() {
   esac
 }
 
-trigger_release() {
-  if [[ "$VERSION" =~ "-dev" ]]; then
-      log "No release needed. (VERSION=${VERSION})"
-      log ""
-      log "Read more about the release process at:"
-      log "  - https://github.com/${org_name}/${project_name}/wiki/Release-Process"
-    else
-      log "VERSION ready to be released to 'x.y.z' tag. Triggering a release!"
-      log ""
-      tag_release
-      bump_version
-  fi
-}
-
-verify_release() {
-  log "verifying new release"
-  _changed_file=$(git whatchanged --name-only --pretty="" origin..HEAD)
-  _required_files_for_release=(
-    RELEASE_NOTES.md
-    CHANGELOG.md
-    VERSION
-  )
-  for f in "${_required_files_for_release[@]}"; do
-    if [[ "$_changed_file" =~ "$f" ]]; then
-      log "(required) '$f' has been modified. Great!"
-    else
-      warn "$f needs to be updated"
-      warn ""
-      warn "Read more about the release process at:"
-      warn "  - https://github.com/${org_name}/${project_name}/wiki/Release-Process"
-      exit 123
-    fi
-  done
-
-  if [[ "$VERSION" =~ "-dev" ]]; then
-      warn "the 'VERSION' needs to be cleaned up to be only 'x.y.z' tag"
-      warn ""
-      warn "Read more about the release process at:"
-      warn "  - https://github.com/${org_name}/${project_name}/wiki/Release-Process"
-      exit 123
-    else
-      log "(required) VERSION has been cleaned up to 'x.y.z' tag. Great!"
-  fi
-}
-
-prepare_release() {
-  log "preparing new release"
-  prerequisites
-  remove_tag_version
-  generate_release_notes
-  update_changelog
-  push_release
-}
-
-publish_release() {
-  log "releasing v$VERSION"
-  create_release
-}
-
-update_changelog() {
-  log "updating CHANGELOG.md"
-  _changelog=$(cat CHANGELOG.md)
-  echo "# v$VERSION" > CHANGELOG.md
-  echo "" >> CHANGELOG.md
-  echo "$(cat CHANGES.md)" >> CHANGELOG.md
-  echo "---" >> CHANGELOG.md
-  echo "$_changelog" >> CHANGELOG.md
-  # clean changes file since we don't need it anymore
-  rm CHANGES.md
-}
-
-load_list_of_changes() {
-  latest_version=$(find_latest_version)
-  local _list_of_changes=$(git log --no-merges --pretty="* %s (%an)([%h](https://github.com/${org_name}/${project_name}/commit/%H))" ${latest_version}..main)
-
-  # init changes file
-  true > CHANGES.md
-
-  _feat=$(echo "$_list_of_changes" | grep "\* feat[:(]")
-  _refactor=$(echo "$_list_of_changes" | grep "\* refactor[:(]")
-  _perf=$(echo "$_list_of_changes" | grep "\* perf[:(]")
-  _fix=$(echo "$_list_of_changes" | grep "\* fix[:(]")
-  _doc=$(echo "$_list_of_changes" | grep "\* doc[:(]")
-  _docs=$(echo "$_list_of_changes" | grep "\* docs[:(]")
-  _style=$(echo "$_list_of_changes" | grep "\* style[:(]")
-  _chore=$(echo "$_list_of_changes" | grep "\* chore[:(]")
-  _build=$(echo "$_list_of_changes" | grep "\* build[:(]")
-  _ci=$(echo "$_list_of_changes" | grep "\* ci[:(]")
-  _test=$(echo "$_list_of_changes" | grep "\* test[:(]")
-
-  if [ "$_feat" != "" ]; then
-    echo "## Features" >> CHANGES.md
-    echo "$_feat" >> CHANGES.md
-  fi
-
-  if [ "$_refactor" != "" ]; then
-    echo "## Refactor" >> CHANGES.md
-    echo "$_refactor" >> CHANGES.md
-  fi
-
-  if [ "$_perf" != "" ]; then
-    echo "## Performance Improvements" >> CHANGES.md
-    echo "$_perf" >> CHANGES.md
-  fi
-
-  if [ "$_fix" != "" ]; then
-    echo "## Bug Fixes" >> CHANGES.md
-    echo "$_fix" >> CHANGES.md
-  fi
-
-  if [ "${_docs}${_doc}" != "" ]; then
-    echo "## Documentation Updates" >> CHANGES.md
-    if [ "$_doc" != "" ]; then echo "$_doc" >> CHANGES.md; fi
-    if [ "$_docs" != "" ]; then echo "$_docs" >> CHANGES.md; fi
-  fi
-
-  if [ "${_style}${_chore}${_build}${_ci}${_test}" != "" ]; then
-    echo "## Other Changes" >> CHANGES.md
-    if [ "$_style" != "" ]; then echo "$_style" >> CHANGES.md; fi
-    if [ "$_chore" != "" ]; then echo "$_chore" >> CHANGES.md; fi
-    if [ "$_build" != "" ]; then echo "$_build" >> CHANGES.md; fi
-    if [ "$_ci" != "" ]; then echo "$_ci" >> CHANGES.md; fi
-    if [ "$_test" != "" ]; then echo "$_test" >> CHANGES.md; fi
-  fi
-}
-
-generate_release_notes() {
-  log "generating release notes at RELEASE_NOTES.md"
-  load_list_of_changes
-  echo "# Release Notes" > RELEASE_NOTES.md
-  echo "Another day, another release. These are the release notes for the version \`v$VERSION\`." >> RELEASE_NOTES.md
-  echo "" >> RELEASE_NOTES.md
-  echo "$(cat CHANGES.md)" >> RELEASE_NOTES.md
-}
-
-push_release() {
-  log "commiting and pushing the release to github"
-  git checkout -B release
-  git commit -am "Release v$VERSION"
-  git push origin release
-  log ""
-  log "Follow the above url and open a pull request"
-}
-
-tag_release() {
-  local _tag="v$VERSION"
-  log "creating github tag: $_tag"
-  git tag "$_tag"
-  git push origin "$_tag"
-}
-
-prerequisites() {
-  local _branch=$(git rev-parse --abbrev-ref HEAD)
-  if [ "$_branch" != "main" ]; then
-    warn "Releases must be generated from the 'main' branch. (current $_branch)"
-    warn "Switch to the main branch and try again."
-    exit 127
-  fi
-
-  local _unsaved_changes=$(git status -s)
-  if [ "$_unsaved_changes" != "" ]; then
-    warn "You have unsaved changes in the main branch. Are you resuming a release?"
-    warn "To resume a release you have to start over, to remove all unsaved changes run the command:"
-    warn "  git reset --hard origin/main"
-    exit 127
-  fi
-}
-
-find_latest_version() {
-  local _pattern="v[0-9]\+.[0-9]\+.[0-9]\+"
-  local _versions
-  _versions=$(git ls-remote --tags --quiet | grep $_pattern | tr '/' ' ' | awk '{print $NF}')
-  echo "$_versions" | tr '.' ' ' | sort -nr -k 1 -k 2 -k 3 | tr ' ' '.' | head -1
-}
-
-remove_tag_version() {
-  echo $VERSION | awk -F. '{printf("%d.%d.%d", $1, $2, $3)}' > VERSION
-  VERSION=$(cat VERSION)
-  log "updated version to v$VERSION"
-}
-
-bump_version() {
-  log "updating version after tagging release"
-  latest_version=$(find_latest_version)
-
-  if [[ "v$VERSION" == "$latest_version" ]]; then
-    case "${1:-}" in
-      major)
-        echo $VERSION | awk -F. '{printf("%d.%d.%d-dev", $1+1, $2, $3)}' > VERSION
-        ;;
-      minor)
-        echo $VERSION | awk -F. '{printf("%d.%d.%d-dev", $1, $2+1, $3)}' > VERSION
-        ;;
-      *)
-        echo $VERSION | awk -F. '{printf("%d.%d.%d-dev", $1, $2, $3+1)}' > VERSION
-        ;;
-    esac
-    VERSION=$(cat VERSION)
-    log "version bumped from $latest_version to v$VERSION"
-  else
-    log "skipping version bump. Already bumped to v$VERSION"
-    return
-  fi
-
-  log "commiting and pushing the version bump to github"
-  git config --global user.email $git_email 
-  git config --global user.name $git_user
-  git add VERSION
-  git commit -m "version bump to v$VERSION"
-  git push origin main
-}
-
-create_release() {
-  local _tag
-  _tag=$(git describe --tags)
-  local _body="/tmp/release.json"
-
-  log "generating GH release $_tag"
-  generate_release_body "$_body"
-  curl -XPOST -H "Authorization: token $GITHUB_TOKEN" --data  "@$_body" \
-        https://api.github.com/repos/${org_name}/${project_name}/releases
-
-  log "the release has been completed!"
-  log ""
-  log " -> https://github.com/${org_name}/${project_name}/releases/tag/${_tag}"
-}
-
-generate_release_body() {
-  _file=${1:-release.json}
-  _tag=$(git describe --tags)
-  _release_notes=$(jq -aRs .  <<< cat RELEASE_NOTES.md)
-  cat <<EOF > $_file
-{
-  "tag_name": "$_tag",
-  "name": "$_tag",
-  "draft": false,
-  "prerelease": false,
-  "body": $_release_notes
-}
-EOF
-}
-
-log() {
-  echo "--> ${project_name}: $1"
-}
-
-warn() {
-  echo "xxx ${project_name}: $1" >&2
-}
-
 main "$@" || exit 99
diff --git a/scripts/release_helpers.sh b/scripts/release_helpers.sh
new file mode 100644
index 0000000..3b7b172
--- /dev/null
+++ b/scripts/release_helpers.sh
@@ -0,0 +1,309 @@
+#
+# Name::        release_helpers.sh
+# Description:: A set of helper funtions to be used by our release.sh script
+# Author::      Salim Afiune Maya (<afiune@lacework.net>)
+#
+
+log() {
+  echo "--> ${project_name}: $1"
+}
+
+warn() {
+  echo "xxx ${project_name}: $1" >&2
+}
+
+trigger_release() {
+  if [[ "$VERSION" =~ "-dev" ]]; then
+      log "No release needed. (VERSION=${VERSION})"
+      log ""
+      log "Read more about the release process at:"
+      log "  - https://github.com/${org_name}/${project_name}/wiki/Release-Process"
+    else
+      log "VERSION ready to be released to 'x.y.z' tag. Triggering a release!"
+      log ""
+      tag_release
+      sleep 5 # just so github has the new tag available
+      bump_version
+  fi
+}
+
+tag_release() {
+  local _tag="v$VERSION"
+  log "creating github tag: $_tag"
+  git tag "$_tag"
+  git push origin "$_tag"
+}
+
+find_latest_version() {
+  local _pattern="v[0-9]\+.[0-9]\+.[0-9]\+"
+  local _versions
+  _versions=$(git ls-remote --tags --quiet | grep $_pattern | tr '/' ' ' | awk '{print $NF}')
+  if [ "$_versions" != "" ]; then
+    echo "$_versions" | tr '.' ' ' | sort -nr -k 1 -k 2 -k 3 | tr ' ' '.' | head -1
+  else
+    git rev-list --max-parents=0 HEAD
+  fi
+}
+
+bump_version() {
+  log "updating version after tagging release"
+  latest_version=$(find_latest_version)
+
+  if [[ "v$VERSION" == "$latest_version" ]]; then
+    case "${1:-}" in
+      major)
+        echo $VERSION | awk -F. '{printf("%d.%d.%d-dev", $1+1, $2, $3)}' > VERSION
+        ;;
+      minor)
+        echo $VERSION | awk -F. '{printf("%d.%d.%d-dev", $1, $2+1, $3)}' > VERSION
+        ;;
+      *)
+        echo $VERSION | awk -F. '{printf("%d.%d.%d-dev", $1, $2, $3+1)}' > VERSION
+        ;;
+    esac
+    VERSION=$(cat VERSION)
+    log "version bumped from $latest_version to v$VERSION"
+  else
+    log "skipping version bump. Already bumped to v$VERSION"
+    return
+  fi
+
+  log "commiting and pushing the version bump to github"
+  git config --global user.email $git_email 
+  git config --global user.name $git_user
+  git_add_version_files
+  git commit -m "chore: version bump to v$VERSION"
+  git push origin $main_branch
+}
+
+# @afiune explain why this is here? To override it
+git_add_version_files() {
+  git add VERSION
+}
+
+verify_release() {
+  log "verifying new release"
+  _changed_file=$(git whatchanged --name-only --pretty="" origin..HEAD)
+  for f in "${required_files_for_release[@]}"; do
+    if [[ "$_changed_file" =~ "$f" ]]; then
+      log "(required) '$f' has been modified. Great!"
+    else
+      warn "$f needs to be updated"
+      warn ""
+      warn "Read more about the release process at:"
+      warn "  - https://github.com/${org_name}/${project_name}/wiki/Release-Process"
+      exit 123
+    fi
+  done
+
+  if [[ "$VERSION" =~ "-dev" ]]; then
+      warn "the 'VERSION' needs to be cleaned up to be only 'x.y.z' tag"
+      warn ""
+      warn "Read more about the release process at:"
+      warn "  - https://github.com/${org_name}/${project_name}/wiki/Release-Process"
+      exit 123
+    else
+      log "(required) VERSION has been cleaned up to 'x.y.z' tag. Great!"
+  fi
+}
+
+publish_release() {
+  log "releasing v$VERSION"
+  create_release
+}
+
+create_release() {
+  local _tag
+  _tag=$(git describe --tags)
+  local _body="/tmp/release.json"
+
+  log "generating GH release $_tag"
+  generate_release_body "$_body"
+  curl -XPOST -H "Authorization: token $GITHUB_TOKEN" --data  "@$_body" \
+        https://api.github.com/repos/${org_name}/${project_name}/releases
+
+  log "the release has been completed!"
+  log ""
+  log " -> https://github.com/${org_name}/${project_name}/releases/tag/${_tag}"
+}
+
+prepare_release() {
+  log "preparing new release"
+  prerequisites
+  remove_tag_version
+  check_for_minor_version_bump
+  generate_release_notes
+  update_changelog
+  push_release
+  open_pull_request
+}
+
+push_release() {
+  log "commiting and pushing the release to github"
+  _version_no_tag=$(echo $VERSION | awk -F. '{printf("%d.%d.%d", $1, $2, $3)}')
+  if [ "$CI" != "" ]; then
+    git config --global user.email $git_email 
+    git config --global user.name $git_user
+  fi
+  git checkout -B release
+  git commit -am "release: v$_version_no_tag"
+  git push origin release -f
+}
+
+open_pull_request() {
+  local _body="/tmp/pr.json"
+  local _pr="/tmp/pr.out"
+
+  log "opening GH pull request"
+  generate_pr_body "$_body"
+  curl -XPOST -H "Authorization: token $GITHUB_TOKEN" --data  "@$_body" \
+        https://api.github.com/repos/${org_name}/${project_name}/pulls > $_pr
+
+  _pr_url=$(jq .html_url $_pr)
+  log ""
+  log "It is time to review the release!"
+  log "    $_pr_url"
+}
+
+update_changelog() {
+  log "updating CHANGELOG.md"
+  _changelog=$(cat CHANGELOG.md)
+  echo "# v$VERSION" > CHANGELOG.md
+  echo "" >> CHANGELOG.md
+  echo "$(cat CHANGES.md)" >> CHANGELOG.md
+  echo "---" >> CHANGELOG.md
+  echo "$_changelog" >> CHANGELOG.md
+  # clean changes file since we don't need it anymore
+  rm CHANGES.md
+}
+
+generate_release_notes() {
+  log "generating release notes at RELEASE_NOTES.md"
+  load_list_of_changes
+  echo "# Release Notes" > RELEASE_NOTES.md
+  echo "Another day, another release. These are the release notes for the version \`v$VERSION\`." >> RELEASE_NOTES.md
+  echo "" >> RELEASE_NOTES.md
+  echo "$(cat CHANGES.md)" >> RELEASE_NOTES.md
+}
+
+load_list_of_changes() {
+  latest_version=$(find_latest_version)
+  local _list_of_changes=$(git log --no-merges --pretty="* %s (%an)([%h](https://github.com/${org_name}/${project_name}/commit/%H))" ${latest_version}..${main_branch})
+
+  # init changes file
+  true > CHANGES.md
+
+  _feat=$(echo "$_list_of_changes" | grep "\* feat[:(]")
+  _refactor=$(echo "$_list_of_changes" | grep "\* refactor[:(]")
+  _perf=$(echo "$_list_of_changes" | grep "\* perf[:(]")
+  _fix=$(echo "$_list_of_changes" | grep "\* fix[:(]")
+  _doc=$(echo "$_list_of_changes" | grep "\* doc[:(]")
+  _docs=$(echo "$_list_of_changes" | grep "\* docs[:(]")
+  _style=$(echo "$_list_of_changes" | grep "\* style[:(]")
+  _chore=$(echo "$_list_of_changes" | grep "\* chore[:(]")
+  _build=$(echo "$_list_of_changes" | grep "\* build[:(]")
+  _ci=$(echo "$_list_of_changes" | grep "\* ci[:(]")
+  _test=$(echo "$_list_of_changes" | grep "\* test[:(]")
+
+  if [ "$_feat" != "" ]; then
+    echo "## Features" >> CHANGES.md
+    echo "$_feat" >> CHANGES.md
+  fi
+
+  if [ "$_refactor" != "" ]; then
+    echo "## Refactor" >> CHANGES.md
+    echo "$_refactor" >> CHANGES.md
+  fi
+
+  if [ "$_perf" != "" ]; then
+    echo "## Performance Improvements" >> CHANGES.md
+    echo "$_perf" >> CHANGES.md
+  fi
+
+  if [ "$_fix" != "" ]; then
+    echo "## Bug Fixes" >> CHANGES.md
+    echo "$_fix" >> CHANGES.md
+  fi
+
+  if [ "${_docs}${_doc}" != "" ]; then
+    echo "## Documentation Updates" >> CHANGES.md
+    if [ "$_doc" != "" ]; then echo "$_doc" >> CHANGES.md; fi
+    if [ "$_docs" != "" ]; then echo "$_docs" >> CHANGES.md; fi
+  fi
+
+  if [ "${_style}${_chore}${_build}${_ci}${_test}" != "" ]; then
+    echo "## Other Changes" >> CHANGES.md
+    if [ "$_style" != "" ]; then echo "$_style" >> CHANGES.md; fi
+    if [ "$_chore" != "" ]; then echo "$_chore" >> CHANGES.md; fi
+    if [ "$_build" != "" ]; then echo "$_build" >> CHANGES.md; fi
+    if [ "$_ci" != "" ]; then echo "$_ci" >> CHANGES.md; fi
+    if [ "$_test" != "" ]; then echo "$_test" >> CHANGES.md; fi
+  fi
+}
+
+prerequisites() {
+  local _branch=$(git rev-parse --abbrev-ref HEAD)
+  if [ "$_branch" != "${main_branch}" ]; then
+    warn "Releases must be generated from the '${main_branch}' branch. (current $_branch)"
+    warn "Switch to the ${main_branch} branch and try again."
+    exit 127
+  fi
+
+  local _unsaved_changes=$(git status -s)
+  if [ "$_unsaved_changes" != "" ]; then
+    warn "You have unsaved changes in the ${main_branch} branch. Are you resuming a release?"
+    warn "To resume a release you have to start over, to remove all unsaved changes run the command:"
+    warn "  git reset --hard origin/${main_branch}"
+    exit 127
+  fi
+}
+
+check_for_minor_version_bump() {
+  if release_contains_features; then
+    log "new feature detected, minor version bump"
+    echo $VERSION | awk -F. '{printf("%d.%d.0", $1, $2+1)}' > VERSION
+    VERSION=$(cat VERSION)
+    log "updated version to v$VERSION"
+  fi
+}
+
+release_contains_features() {
+  latest_version=$(find_latest_version)
+  git log --no-merges --pretty="%s" ${latest_version}..${main_branch} | grep "feat[:(]" >/dev/null
+  return $?
+}
+
+remove_tag_version() {
+  echo $VERSION | awk -F. '{printf("%d.%d.%d", $1, $2, $3)}' > VERSION
+  VERSION=$(cat VERSION)
+  log "updated version to v$VERSION"
+}
+
+generate_release_body() {
+  _file=${1:-release.json}
+  _tag=$(git describe --tags)
+  _release_notes=$(jq -aRs .  <<< cat RELEASE_NOTES.md)
+  cat <<EOF > $_file
+{
+  "tag_name": "$_tag",
+  "name": "$_tag",
+  "draft": false,
+  "prerelease": false,
+  "body": $_release_notes
+}
+EOF
+}
+
+generate_pr_body() {
+  _file=${1:-pr.json}
+  _version_no_tag=$(echo $VERSION | awk -F. '{printf("%d.%d.%d", $1, $2, $3)}')
+  _release_notes=$(jq -aRs .  <<< cat RELEASE_NOTES.md)
+  cat <<EOF > $_file
+{
+  "base": "${main_branch}",
+  "head": "release",
+  "title": "Release v$_version_no_tag",
+  "body": $_release_notes
+}
+EOF
+}