docker-compose: upgrade script

scripts/docker-compose/upgrade.sh

@@ -0,0 +1,102 @@
+#!/bin/bash
+
+# Path to the original and new env files
+original_env_file="$1"
+
+if [ ! -s "$original_env_file" ]; then
+	echo "Error: The original env file is empty or does not exist."
+	echo "Usage: $0 /path/to/original.env"
+	exit 1
+fi
+
+new_env_file="./common.env"
+
+# Create a temporary file for the updated env
+temp_env_file=$(mktemp)
+
+function merge_envs() {
+	while IFS='=' read -r key value; do
+		# Skip the line if the key is COMMON_VERSION
+		case "$key" in
+		COMMON_VERSION)
+			original_version=$(echo "$value" | xargs)
+			continue
+			;;
+		COMMON_PG_PASSWORD)
+			pgpassword=$value
+			;;
+		POSTGRES_VERSION | REDIS_VERSION | MINIO_VERSION)
+			# Don't update db versions automatically.
+			continue
+			;;
+		esac
+
+		# Remove any existing entry from the new env file and add the new value
+		grep -v "^$key=" "$new_env_file" >"$temp_env_file"
+		mv "$temp_env_file" "$new_env_file"
+		echo "$key=$value" >>"$new_env_file"
+	done <"$original_env_file"
+}
+
+function parse_version() {
+	local version=${1#v} # Remove 'v' if present
+	IFS='.' read -r major minor patch <<<"$version"
+	echo "$major $minor"
+}
+
+# We need to remove version dots
+function normalise_version {
+	echo "$@" | awk -F. '{ printf("%d%03d%03d%03d\n", $1,$2,$3,$4); }'
+}
+function log_message() {
+	echo "$@" >&2
+}
+function create_migration_versions() {
+	# Checking migration versions
+	cd "${SCHEMA_DIR:-/opt/openreplay/openreplay/scripts/schema}" || {
+		log_message not able to cd $SCHEMA_DIR
+		exit 100
+	}
+
+	db=postgresql
+	all_versions=($(ls -l db/init_dbs/$db | grep -E ^d | grep -v create | awk '{print $NF}'))
+
+	migration_versions=($(for ver in ${all_versions[*]}; do if [[ $(normalise_version $ver) > $(normalise_version "${PREVIOUS_APP_VERSION}") ]]; then echo $ver; fi; done | sort -V))
+
+	joined_migration_versions=$(
+		IFS=,
+		echo "${migration_versions[*]}"
+	)
+
+	cd - >/dev/null || {
+		log_message "not able to cd back"
+		exit 100
+	}
+
+	log_message "output: $joined_migration_versions"
+	echo "$joined_migration_versions"
+}
+
+function migrate() {
+	export SCHEMA_DIR="../schema/"
+	export PREVIOUS_APP_VERSION=${original_version#v}
+
+	IFS=',' read -ra joined_migration_versions <<<"$(create_migration_versions)"
+	[[ ${#joined_migration_versions[@]} -eq 0 ]] && {
+		echo Nothing to migrate
+		return
+	}
+	for ver in ${joined_migration_versions[*]}; do
+		echo $ver
+		echo docker run --rm --network openreplay-net --name pgmigrate \
+			-e "PGHOST=postgres" -e "PGPORT=5432" -e "PGDATABASE=postgres" \
+			-e "PGUSER=postgres" -e "PGPASSWORD=$pgpassword" \
+			-v /opt/data/:$SCHEMA_DIR \
+			postgres \
+			psql -f /file/from/host
+	done
+}
+
+# Upgrade postgresql
+merge_envs
+migrate