Weaviate サーバーのアップグレード経路

cd docker
docker compose exec -T weaviate \
  wget -qO- --header="Authorization: Bearer <WEAVIATE_API_KEY>" \
  http://localhost:8080/v1/meta \
  | python3 -c "import sys, json; print(json.load(sys.stdin)['version'])"

docker compose stop -t 120 nginx api api_websocket worker worker_beat || exit 1

docker compose stop -t -1 weaviate || exit 1
sudo cp -a ./volumes/weaviate ./volumes/weaviate_backup_$(date +%Y%m%d) || exit 1

docker compose -f docker-compose.middleware.yaml stop -t -1 weaviate || exit 1
docker compose -f docker-compose.middleware.yaml --profile weaviate up -d weaviate

docker compose stop -t -1 weaviate || exit 1

KEY="<WEAVIATE_API_KEY>"
# Dify URL（/datasets/<id>/documents）のナレッジベース ID。ハイフンはアンダースコアに置換
COLLECTION="Vector_index_9f4e2b7a_1c3d_4e5f_8a9b_0c1d2e3f4a5b_Node"

# 報告されたサーバーバージョン
docker compose exec -T weaviate \
  wget -qO- --header="Authorization: Bearer $KEY" http://localhost:8080/v1/meta \
  | python3 -c "import sys, json; print('version', json.load(sys.stdin)['version'])"

# コレクションの存在
docker compose exec -T weaviate \
  wget -qO- --header="Authorization: Bearer $KEY" http://localhost:8080/v1/schema \
  | python3 -c "import sys, json; print([c['class'] for c in json.load(sys.stdin)['classes']])"

# 単一コレクションのオブジェクト数
docker compose exec -T weaviate \
  wget -qO- --header="Authorization: Bearer $KEY" \
  --header="Content-Type: application/json" \
  --post-data="{\"query\":\"{ Aggregate { $COLLECTION { meta { count } } } }\"}" \
  http://localhost:8080/v1/graphql \
  | python3 -c "import sys, json; print('count', json.load(sys.stdin)['data']['Aggregate']['$COLLECTION'][0]['meta']['count'])"

# 単一ノードのメタデータが同期済み
docker compose exec -T weaviate \
  wget -qO- --header="Authorization: Bearer $KEY" \
  http://localhost:8080/v1/cluster/statistics \
  | python3 -c "import sys, json; d=json.load(sys.stdin); assert d.get('synchronized') is True and len(d.get('statistics', [])) == 1; print('synchronized')"

docker compose stop -t -1 weaviate || exit 1
test -d ./volumes/weaviate_backup_YYYYMMDD || exit 1
sudo mv ./volumes/weaviate ./volumes/weaviate_failed_$(date +%Y%m%dT%H%M%S) || exit 1
sudo cp -a ./volumes/weaviate_backup_YYYYMMDD ./volumes/weaviate || exit 1
docker compose up -d weaviate