1 files changed, 61 insertions, 0 deletions
diff --git a/.travis/tagger.sh b/.travis/tagger.sh
new file mode 100755
index 000000000..a775a826f
--- /dev/null
+++ b/.travis/tagger.sh
@@ -0,0 +1,61 @@
+# #BASH library
+#
+# Tags are generated by searching for a keyword in last commit message. Keywords are:
+#  - [patch] or [fix] to bump patch number
+#  - [minor], [feature] or [feat] to bump minor number
+#  - [major] or [breaking change] to bump major number
+# All keywords MUST be surrounded with square braces.
+#
+# Requirements:
+#   - GITHUB_TOKEN variable set with GitHub token. Access level: repo.public_repo
+#   - git-semver python package (pip install git-semver)
+#
+# Original script is available at https://github.com/paulfantom/travis-helper/blob/master/releasing/releaser.sh
+#
+# Copyright: SPDX-License-Identifier: GPL-3.0-or-later
+#
+# Author  : Pawel Krupa (paulfantom)
+# Author  : Pavlos Emm. Katsoulakis (paul@netdata.cloud)
+
+# Figure out what will be new release candidate tag based only on previous ones.
+# This assumes that RELEASES are in format of "v0.1.2" and prereleases (RCs) are using "v0.1.2-rc0"
+function set_tag_release_candidate() {
+	LAST_TAG=$(git semver)
+	echo "${0}: Last tag found is: ${LAST_TAG}"
+
+	if [[ $LAST_TAG =~ -rc* ]]; then
+		VERSION=$(echo "$LAST_TAG" | cut -d'-' -f 1)
+		LAST_RC=$(echo "$LAST_TAG" | cut -d'c' -f 2)
+		RC=$((LAST_RC + 1))
+	else
+		VERSION="$(git semver --next-minor)"
+		RC=0
+		echo "${0}: Warning: Will set version to ${VERSION} (Last tag: ${LAST_TAG}) while tagged for release candidate generation"
+	fi
+
+	GIT_TAG="v${VERSION}-rc${RC}"
+	echo "${0}: Generated a new tag, set to: (${GIT_TAG})"
+}
+
+function set_tag_for_release() {
+	echo "${0}: Checking for tag existence"
+	if [ -z "${GIT_TAG}" ]; then
+		echo "${0}: No tag was found, generating a new tag"
+		git semver
+
+		echo "${0}: Last commit message: ${TRAVIS_COMMIT_MESSAGE}"
+
+		# Figure out next tag based on commit message
+		case "${TRAVIS_COMMIT_MESSAGE}" in
+		*"[netdata patch release]"*) GIT_TAG="v$(git semver --next-patch)" ;;
+		*"[netdata minor release]"*) GIT_TAG="v$(git semver --next-minor)" ;;
+		*"[netdata major release]"*) GIT_TAG="v$(git semver --next-major)" ;;
+		*"[netdata release candidate]"*) set_tag_release_candidate ;;
+		*)
+			echo "${0}: Keyword not detected. Nothing to set for GIT_TAG"
+			;;
+		esac
+	else
+		echo "${0}: We seem to already have a GIT_TAG set to (${GIT_TAG})"
+	fi
+}