Update Dockerfiles, main.py, constants.py, and package versions (#1691)

* Update Dockerfiles to include user creation and use --user flag for pip install

* Add JavaScriptMIMETypeMiddleware to main.py

* Update constants.py and run.py files

* Update package versions in poetry.lock and pyproject.toml files

* Refactor Dockerfile to optimize image building process

* Fix import error in main.py

* Update Dockerfiles to use logspace/langflow image

base.Dockerfile

@@ -63,8 +63,10 @@ RUN --mount=type=cache,target=/root/.cache \
 
 # copy project requirement files here to ensure they will be cached.
 WORKDIR $PYSETUP_PATH
+# Copy just one file to avoid rebuilding the whole image
 COPY poetry.lock pyproject.toml ./
-COPY ./src/backend/langflow/main.py ./src/backend/langflow/main.py
+COPY ./src/backend/langflow ./src/backend/langflow
+COPY ./src/backend/base/pyproject.toml ./src/backend/base/pyproject.toml
 # Copy README.md to the build context
 COPY README.md .
 # install runtime deps - uses $POETRY_VIRTUALENVS_IN_PROJECT internally
@@ -84,7 +86,7 @@ COPY --from=builder-base $POETRY_HOME $POETRY_HOME
 COPY --from=builder-base $PYSETUP_PATH $PYSETUP_PATH
 
 # Copy just one file to avoid rebuilding the whole image
-COPY ./src/backend/langflow/__init__.py ./src/backend/langflow/__init__.py
+COPY ./src/backend/langflow ./src/backend/langflow
 # quicker install as runtime deps are already installed
 RUN --mount=type=cache,target=/root/.cache \
     poetry install --with=dev --extras deploy

deploy/base.Dockerfile

@@ -1,92 +0,0 @@
-
-
-# syntax=docker/dockerfile:1
-# Keep this syntax directive! It's used to enable Docker BuildKit
-
-# Based on https://github.com/python-poetry/poetry/discussions/1879?sort=top#discussioncomment-216865
-# but I try to keep it updated (see history)
-
-################################
-# PYTHON-BASE
-# Sets up all our shared environment variables
-################################
-FROM python:3.10-slim as python-base
-
-# python
-ENV PYTHONUNBUFFERED=1 \
-    # prevents python creating .pyc files
-    PYTHONDONTWRITEBYTECODE=1 \
-    \
-    # pip
-    PIP_DISABLE_PIP_VERSION_CHECK=on \
-    PIP_DEFAULT_TIMEOUT=100 \
-    \
-    # poetry
-    # https://python-poetry.org/docs/configuration/#using-environment-variables
-    POETRY_VERSION=1.8.2 \
-    # make poetry install to this location
-    POETRY_HOME="/opt/poetry" \
-    # make poetry create the virtual environment in the project's root
-    # it gets named `.venv`
-    POETRY_VIRTUALENVS_IN_PROJECT=true \
-    # do not ask any interactive question
-    POETRY_NO_INTERACTION=1 \
-    \
-    # paths
-    # this is where our requirements + virtual environment will live
-    PYSETUP_PATH="/opt/pysetup" \
-    VENV_PATH="/opt/pysetup/.venv"
-
-
-# prepend poetry and venv to path
-ENV PATH="$POETRY_HOME/bin:$VENV_PATH/bin:$PATH"
-
-
-################################
-# BUILDER-BASE
-# Used to build deps + create our virtual environment
-################################
-FROM python-base as builder-base
-RUN apt-get update \
-    && apt-get install --no-install-recommends -y \
-    # deps for installing poetry
-    curl \
-    # deps for building python deps
-    build-essential
-
-# install poetry - respects $POETRY_VERSION & $POETRY_HOME
-# The --mount will mount the buildx cache directory to where
-# Poetry and Pip store their cache so that they can reuse it
-RUN --mount=type=cache,target=/root/.cache \
-    curl -sSL https://install.python-poetry.org | python3 -
-
-# copy project requirement files here to ensure they will be cached.
-WORKDIR $PYSETUP_PATH
-COPY ./poetry.lock ./pyproject.toml ./
-# Copy README.md to the build context
-COPY ./README.md ./
-# install runtime deps - uses $POETRY_VIRTUALENVS_IN_PROJECT internally
-RUN --mount=type=cache,target=/root/.cache \
-    poetry install --without dev --extras deploy
-
-
-################################
-# DEVELOPMENT
-# Image used during development / testing
-################################
-FROM python-base as development
-WORKDIR $PYSETUP_PATH
-
-# copy in our built poetry + venv
-COPY --from=builder-base $POETRY_HOME $POETRY_HOME
-COPY --from=builder-base $PYSETUP_PATH $PYSETUP_PATH
-
-# Copy just one file to avoid rebuilding the whole image
-COPY ./src/backend/langflow/__init__.py ./src/backend/langflow/__init__.py
-# quicker install as runtime deps are already installed
-RUN --mount=type=cache,target=/root/.cache \
-    poetry install --with=dev --extras deploy
-
-# copy in our app code
-COPY ./src/backend ./src/backend
-COPY ./tests ./tests

deploy/docker-compose.yml

@@ -69,10 +69,7 @@ services:
         - traefik.http.routers.${STACK_NAME?Variable not set}-proxy-http.middlewares=${STACK_NAME?Variable not set}-www-redirect,${STACK_NAME?Variable not set}-https-redirect
 
   backend: &backend
-    image: "ogabrielluiz/langflow:latest"
-    build:
-      context: ../
-      dockerfile: base.Dockerfile
+    image: "logspace/langflow:latest"
     depends_on:
       - db
       - broker
@@ -143,9 +140,6 @@ services:
     <<: *backend
     env_file:
       - .env
-    build:
-      context: ../
-      dockerfile: base.Dockerfile
     command: celery -A langflow.worker.celery_app worker --loglevel=INFO --concurrency=1 -n lf-worker@%h -P eventlet
     healthcheck:
       test: "exit 0"
@@ -158,9 +152,6 @@ services:
       - .env
     networks:
       - default
-    build:
-      context: ../
-      dockerfile: base.Dockerfile
     environment:
       - FLOWER_PORT=5555
 

poetry.lock

@@ -3866,7 +3866,7 @@ six = "*"
 
 [[package]]
 name = "langflow-base"
-version = "0.0.31"
+version = "0.0.32"
 description = "A Python package with a built-in web application"
 optional = false
 python-versions = ">=3.10,<3.12"
@@ -3943,13 +3943,13 @@ openai = ["openai (>=0.27.8)"]
 
 [[package]]
 name = "langsmith"
-version = "0.1.45"
+version = "0.1.46"
 description = "Client library to connect to the LangSmith LLM Tracing and Evaluation Platform."
 optional = false
 python-versions = "<4.0,>=3.8.1"
 files = [
-    {file = "langsmith-0.1.45-py3-none-any.whl", hash = "sha256:5a5b7fafe767fa28826c925f175875c09bf5368bfdb141286381a94bf737e6ef"},
-    {file = "langsmith-0.1.45.tar.gz", hash = "sha256:713206107df636db1edf30867d64b92495afb1f09d2fee0857a77b7a8ee083d5"},
+    {file = "langsmith-0.1.46-py3-none-any.whl", hash = "sha256:459b76b25fe3b86e7bf5521f4dc8c3f796de288ceb3e0d05c99db4d509edaabf"},
+    {file = "langsmith-0.1.46.tar.gz", hash = "sha256:a5a96259e411641633561575b567c2139bede997f7104eeedb59cb9511416d1b"},
 ]
 
 [package.dependencies]
@@ -8288,13 +8288,13 @@ transformers = ">=4.32.0,<5.0.0"
 
 [[package]]
 name = "setuptools"
-version = "69.3.0"
+version = "69.4.0"
 description = "Easily download, build, install, upgrade, and uninstall Python packages"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "setuptools-69.3.0-py3-none-any.whl", hash = "sha256:48c518e350470d98cfa2944a31edbfc897c9a7d8fa4847da66d89f0f5fb64b57"},
-    {file = "setuptools-69.3.tar.gz", hash = "sha256:e1fd0ca7ba442e4be8a415dcca867b8018777dd5f95f4492bb4dc7d77dbc8bd8"},
+    {file = "setuptools-69.4.0-py3-none-any.whl", hash = "sha256:b6df12d754b505e4ca283c61582d5578db83ae2f56a979b3bc9a8754705ae3bf"},
+    {file = "setuptools-69.4.tar.gz", hash = "sha256:659e902e587e77fab8212358f5b03977b5f0d18d4724310d4a093929fee4ca1a"},
 ]
 
 [package.extras]

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langflow"
-version = "1.0.0a19"
+version = "1.0.0a20"
 description = "A Python package with a built-in web application"
 authors = ["Logspace <contact@logspace.ai>"]
 maintainers = [

src/backend/base/langflow/alembic/versions/1a110b568907_replace_credential_table_with_variable.py

@@ -5,6 +5,7 @@ Revises: 63b9c451fd30
 Create Date: 2024-03-25 09:40:02.743453
 
 """
+
 from typing import Sequence, Union
 
 import sqlalchemy as sa

src/backend/base/langflow/alembic/versions/79e675cb6752_change_datetime_type.py

@@ -5,7 +5,7 @@ Revises: e3bc869fa272
 Create Date: 2024-04-11 19:23:10.697335
 
 """
-from calendar import c
+
 from typing import Sequence, Union
 
 import sqlalchemy as sa

src/backend/base/langflow/base/constants.py

@@ -6,6 +6,7 @@ Constants:
 - NODE_FORMAT_ATTRIBUTES: A list of attributes used for formatting nodes.
 - FIELD_FORMAT_ATTRIBUTES: A list of attributes used for formatting fields.
 """
+
 STREAM_INFO_TEXT = "Stream the response from the model. Streaming works only in Chat."
 
 NODE_FORMAT_ATTRIBUTES = ["beta", "icon", "display_name", "description"]

src/backend/base/langflow/interface/run.py

@@ -1,9 +1,5 @@
-from typing import Dict, Tuple
-
 from loguru import logger
 
-from langflow.graph import Graph
-
 
 def get_memory_key(langchain_object):
     """

src/backend/base/langflow/main.py

@@ -11,6 +11,7 @@ from fastapi.responses import FileResponse
 from fastapi.staticfiles import StaticFiles
 from loguru import logger
 from rich import print as rprint
+from starlette.middleware.base import BaseHTTPMiddleware
 
 from langflow.api import router
 from langflow.initial_setup.setup import create_or_update_starter_projects
@@ -20,8 +21,16 @@ from langflow.services.utils import initialize_services, teardown_services
 from langflow.utils.logger import configure
 
 
+class JavaScriptMIMETypeMiddleware(BaseHTTPMiddleware):
+    async def dispatch(self, request: Request, call_next):
+        response = await call_next(request)
+        if "files/" not in request.url.path and request.url.path.endswith(".js") and response.status_code == 200:
+            response.headers["Content-Type"] = "text/javascript"
+        return response
+
+
 def get_lifespan(fix_migration=False, socketio_server=None):
-    from langflow.version import __version__
+    from langflow.version import __version__  # type: ignore
 
     @asynccontextmanager
     async def lifespan(app: FastAPI):
@@ -62,6 +71,7 @@ def create_app():
         allow_methods=["*"],
         allow_headers=["*"],
     )
+    app.add_middleware(JavaScriptMIMETypeMiddleware)
 
     @app.middleware("http")
     async def flatten_query_string_lists(request: Request, call_next):

src/backend/base/poetry.lock

@@ -1146,13 +1146,13 @@ extended-testing = ["lxml (>=5.1.0,<6.0.0)"]
 
 [[package]]
 name = "langsmith"
-version = "0.1.45"
+version = "0.1.46"
 description = "Client library to connect to the LangSmith LLM Tracing and Evaluation Platform."
 optional = false
 python-versions = "<4.0,>=3.8.1"
 files = [
-    {file = "langsmith-0.1.45-py3-none-any.whl", hash = "sha256:5a5b7fafe767fa28826c925f175875c09bf5368bfdb141286381a94bf737e6ef"},
-    {file = "langsmith-0.1.45.tar.gz", hash = "sha256:713206107df636db1edf30867d64b92495afb1f09d2fee0857a77b7a8ee083d5"},
+    {file = "langsmith-0.1.46-py3-none-any.whl", hash = "sha256:459b76b25fe3b86e7bf5521f4dc8c3f796de288ceb3e0d05c99db4d509edaabf"},
+    {file = "langsmith-0.1.46.tar.gz", hash = "sha256:a5a96259e411641633561575b567c2139bede997f7104eeedb59cb9511416d1b"},
 ]
 
 [package.dependencies]

src/backend/base/pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langflow-base"
-version = "0.0.31"
+version = "0.0.32"
 description = "A Python package with a built-in web application"
 authors = ["Logspace <contact@logspace.ai>"]
 maintainers = [

tests/conftest.py

@@ -19,7 +19,6 @@ from langflow.services.database.models.flow.model import Flow, FlowCreate
 from langflow.services.database.models.user.model import User, UserCreate
 from langflow.services.database.utils import session_getter
 from langflow.services.deps import get_db_service
-from sqlmodel import Session, SQLModel, create_engine, select
 from sqlmodel.pool import StaticPool
 from typer.testing import CliRunner