Added minio migration script

scripts/minio-migrate.sh

@@ -0,0 +1,90 @@
+set -eou pipefail
+
+CHANNEL="LTS-2024"
+install_minio() {
+
+  sudo hab pkg install core/minio -c $CHANNEL
+  echo "MinIO installation completed."
+}
+
+check_and_install_minio() {
+  if ! hab pkg path core/minio >/dev/null 2>&1; then
+    echo "MinIO is not installed. Installing MinIO..."
+    install_minio
+  else
+    echo "MinIO is already installed."
+  fi
+}
+
+get_installed_minio_version() {
+  installed_version=$(hab pkg path core/minio | cut -d '/' -f6)
+  echo "$installed_version"
+}
+
+get_latest_minio_version() {
+  latest_version=$(curl --silent "https://bldr.habitat.sh/v1/depot/channels/core/$CHANNEL/pkgs/minio/latest" | jq -r '.ident.version')
+  if [[ -z "$latest_version" ]]; then
+    echo "Failed to fetch the latest MinIO version."
+    exit 1
+  fi
+  echo "$latest_version"
+}
+
+compare_versions() {
+  local v1=$1
+  local v2=$2
+  echo "Comparing versions..."
+  echo "Installed version: $v1"
+  echo "Latest version: $v2"
+
+  if [ "$v1" = "$v2" ]; then
+    return 1
+  elif [[ "$v1" < "$v2" ]]; then
+    echo "Installed version is older."
+    return 0
+  else
+    echo "Installed version is newer or equal."
+    return 1
+  fi
+}
+
+detect_migration() {
+  installed_version=$(get_installed_minio_version)
+  latest_version=$(get_latest_minio_version)
+
+  compare_versions "$installed_version" "$latest_version"
+  compare_result=$?
+
+  if [[ $compare_result -eq 0 ]]; then
+    echo "Older version of MinIO detected. Migration required."
+    return 0
+  elif [[ $compare_result -eq 1 ]]; then
+    echo "MinIO is up to date. No migration required."
+    return 1
+  else
+    echo "Unexpected result from version comparison."
+    exit 1
+  fi
+}
+
+check_and_install_minio
+
+installed_version=$(get_installed_minio_version)
+echo "Installed MinIO version: $installed_version"
+
+detect_migration
+detect_migration_result=$?
+
+case "$detect_migration_result" in
+  0)
+    echo "Migrating MinIO"
+    install_minio
+    ;;
+  1)
+    echo "No migration needed."
+    ;;
+  *)
+    echo "An unexpected error occurred during MinIO version check."
+    exit 1
+    ;;
+esac

scripts/provision.sh

@@ -409,6 +409,7 @@ install_options()
       install_postgresql
     fi
     if [ "${MINIO_INSTALL:-0}" = 1 ]; then
+      ./minio-migrate.sh
       install_minio
     fi
   fi