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ermnvldmr.com/ci/scripts/semantic-release.sh
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#!/bin/bash
set -e
MODE=$1
TARGET=$2
if [ -z "$MODE" ] || [ -z "$TARGET" ]; then
echo "Usage: $0 <mode: checkout|rc|release> <target: service_path|branch_name>"
exit 1
fi
case $MODE in
checkout)
SERVICE_PATH=$TARGET
SERVICE_NAME=$(basename "$SERVICE_PATH")
VERSION=$(node -p "require('./$SERVICE_PATH/package.json').version")
MAJOR_MINOR=$(echo "$VERSION" | cut -d. -f1,2)
echo "releases/$SERVICE_NAME/v$MAJOR_MINOR"
;;
rc|release)
BRANCH_NAME=$TARGET
# Extract service name and major.minor from branch: releases/www/v1.2
if [[ ! $BRANCH_NAME =~ ^releases/([^/]+)/v([0-9]+\.[0-9]+)$ ]]; then
echo "Error: Branch name must follow 'releases/<service>/v<major>.<minor>' format"
exit 1
fi
SERVICE_NAME="${BASH_REMATCH[1]}"
MAJOR_MINOR="${BASH_REMATCH[2]}"
TAG_PREFIX="releases/$SERVICE_NAME/v$MAJOR_MINOR"
# Ensure we have the latest tags
git fetch --tags --quiet
# Find the latest patch version for this Major.Minor
LATEST_TAG=$(git tag -l "$TAG_PREFIX.*" | grep -v "\-rc" | sort -V | tail -n1 || echo "")
if [ -z "$LATEST_TAG" ]; then
PATCH=0
else
LATEST_VERSION=${LATEST_TAG#"$TAG_PREFIX."}
PATCH=$((LATEST_VERSION + 1))
fi
VERSION_TAG="$MAJOR_MINOR.$PATCH"
if [ "$MODE" == "release" ]; then
echo "$VERSION_TAG"
else
# Find the latest RC for THIS specific version
RC_PREFIX="$TAG_PREFIX.$VERSION_TAG-rc"
LATEST_RC_TAG=$(git tag -l "$RC_PREFIX.*" | sort -V | tail -n1 || echo "")
if [ -z "$LATEST_RC_TAG" ]; then
RC=1
else
LATEST_RC=${LATEST_RC_TAG#"$RC_PREFIX."}
RC=$((LATEST_RC + 1))
fi
echo "$VERSION_TAG-rc.$RC"
fi
;;
*)
echo "Unknown mode: $MODE"
exit 1
;;
esac