mirror of
https://github.com/tencentmusic/cube-studio.git
synced 2024-12-15 06:09:57 +08:00
343 lines
10 KiB
Python
343 lines
10 KiB
Python
# 避免多进程同时启动对系统cpu负载过高
|
||
import time,random
|
||
# time.sleep(random.randint(1,10))
|
||
from flask import g
|
||
from copy import deepcopy
|
||
import json
|
||
import logging
|
||
from logging.handlers import TimedRotatingFileHandler
|
||
from flask import redirect, g, flash, request, session, abort
|
||
import os
|
||
from flask import render_template,redirect
|
||
from flask import Flask, redirect
|
||
from flask_appbuilder import AppBuilder, IndexView, SQLA
|
||
from flask_appbuilder.baseviews import expose
|
||
from flask_compress import Compress
|
||
from flask_migrate import Migrate
|
||
from flask_talisman import Talisman
|
||
from flask_wtf.csrf import CSRFProtect
|
||
from werkzeug.middleware.proxy_fix import ProxyFix
|
||
import wtforms_json
|
||
|
||
from myapp import config
|
||
from myapp.security import MyappSecurityManager
|
||
from myapp.utils.core import pessimistic_connection_handling, setup_cache
|
||
from myapp.utils.log import DBEventLogger
|
||
import pysnooper
|
||
wtforms_json.init()
|
||
|
||
# 在这个文件里面只创建app，不要做view层面的事情。
|
||
|
||
APP_DIR = os.path.dirname(__file__)
|
||
|
||
CONFIG_MODULE = os.environ.get("MYAPP_CONFIG", "myapp.config")
|
||
|
||
|
||
|
||
# app = Flask(__name__,static_url_path='/static',static_folder='static',template_folder='templates')
|
||
app = Flask(__name__) # ,static_folder='/mnt',static_url_path='/mnt'
|
||
|
||
app.config.from_object(CONFIG_MODULE)
|
||
conf = app.config
|
||
|
||
if conf.get('DATA_DIR',''):
|
||
if not os.path.exists(conf['DATA_DIR']):
|
||
os.makedirs(conf['DATA_DIR'],exist_ok=True)
|
||
|
||
print(conf.get('SQLALCHEMY_DATABASE_URI',''))
|
||
|
||
#################################################################
|
||
# Handling manifest file logic at app start
|
||
#################################################################
|
||
# 依赖js和css的配置文件
|
||
# MANIFEST_FILE = APP_DIR + "/static/assets/dist/manifest.json"
|
||
MANIFEST_FILE = APP_DIR + "/assets/dist/manifest.json"
|
||
manifest = {}
|
||
|
||
# @pysnooper.snoop()
|
||
def parse_manifest_json():
|
||
global manifest
|
||
try:
|
||
with open(MANIFEST_FILE, "r") as f:
|
||
# the manifest inclues non-entry files
|
||
# we only need entries in templates
|
||
full_manifest = json.load(f)
|
||
manifest = full_manifest.get("entrypoints", {})
|
||
except Exception:
|
||
pass
|
||
|
||
# 获取依赖的js文件地址
|
||
# @pysnooper.snoop()
|
||
def get_js_manifest_files(filename):
|
||
if app.debug:
|
||
parse_manifest_json()
|
||
entry_files = manifest.get(filename, {})
|
||
return entry_files.get("js", [])
|
||
|
||
# 获取依赖的css文件地址
|
||
# @pysnooper.snoop()
|
||
def get_css_manifest_files(filename):
|
||
if app.debug:
|
||
parse_manifest_json()
|
||
entry_files = manifest.get(filename, {})
|
||
return entry_files.get("css", [])
|
||
|
||
|
||
def get_unloaded_chunks(files, loaded_chunks):
|
||
filtered_files = [f for f in files if f not in loaded_chunks]
|
||
for f in filtered_files:
|
||
loaded_chunks.add(f)
|
||
return filtered_files
|
||
|
||
|
||
parse_manifest_json()
|
||
|
||
|
||
# 字典每一个key，例如css_manifest都可以在模板中使用
|
||
@app.context_processor
|
||
def get_manifest():
|
||
return dict(
|
||
loaded_chunks=set(),
|
||
get_unloaded_chunks=get_unloaded_chunks,
|
||
js_manifest=get_js_manifest_files,
|
||
css_manifest=get_css_manifest_files,
|
||
)
|
||
|
||
|
||
#######################################blueprints##########################
|
||
|
||
if conf.get("BLUEPRINTS"):
|
||
for bp in conf.get("BLUEPRINTS"):
|
||
try:
|
||
print("Registering blueprint: '{}'".format(bp.name))
|
||
app.register_blueprint(bp)
|
||
except Exception as e:
|
||
print("blueprint registration failed")
|
||
logging.exception(e)
|
||
|
||
if conf.get("SILENCE_FAB"):
|
||
logging.getLogger("flask_appbuilder").setLevel(logging.ERROR)
|
||
|
||
if app.debug:
|
||
app.logger.setLevel(logging.DEBUG) # pylint: disable=no-member
|
||
else:
|
||
# In production mode, add log handler to sys.stderr.
|
||
app.logger.addHandler(logging.StreamHandler()) # pylint: disable=no-member
|
||
app.logger.setLevel(logging.INFO) # pylint: disable=no-member
|
||
|
||
db = SQLA(app)
|
||
|
||
if conf.get("WTF_CSRF_ENABLED"):
|
||
csrf = CSRFProtect(app)
|
||
csrf_exempt_list = conf.get("WTF_CSRF_EXEMPT_LIST", [])
|
||
for ex in csrf_exempt_list:
|
||
csrf.exempt(ex)
|
||
|
||
pessimistic_connection_handling(db.engine)
|
||
|
||
cache = setup_cache(app, conf.get("CACHE_CONFIG"))
|
||
|
||
migrate = Migrate(app, db, directory=APP_DIR + "/migrations")
|
||
|
||
# Logging configuration
|
||
logging.basicConfig(format=app.config.get("LOG_FORMAT"))
|
||
logging.getLogger().setLevel( app.config.get("LOG_LEVEL") if app.config.get("LOG_LEVEL") else 1)
|
||
|
||
# 系统日志输出，myapp的输出。在gunicor是使用
|
||
if conf.get("ENABLE_TIME_ROTATE"):
|
||
|
||
logging.getLogger().setLevel(conf.get("TIME_ROTATE_LOG_LEVEL"))
|
||
handler = TimedRotatingFileHandler(
|
||
conf.get("FILENAME"),
|
||
when=conf.get("ROLLOVER"),
|
||
interval=conf.get("INTERVAL"),
|
||
backupCount=conf.get("BACKUP_COUNT"),
|
||
)
|
||
logging.getLogger().addHandler(handler)
|
||
|
||
if conf.get("ENABLE_CORS"):
|
||
from flask_cors import CORS
|
||
|
||
CORS(app, **conf.get("CORS_OPTIONS"))
|
||
|
||
if conf.get("ENABLE_PROXY_FIX"):
|
||
app.wsgi_app = ProxyFix(app.wsgi_app)
|
||
|
||
if conf.get("ENABLE_CHUNK_ENCODING"):
|
||
|
||
class ChunkedEncodingFix(object):
|
||
def __init__(self, app):
|
||
self.app = app
|
||
|
||
def __call__(self, environ, start_response):
|
||
# Setting wsgi.input_terminated tells werkzeug.wsgi to ignore
|
||
# content-length and read the stream till the end.
|
||
if environ.get("HTTP_TRANSFER_ENCODING", "").lower() == u"chunked":
|
||
environ["wsgi.input_terminated"] = True
|
||
return self.app(environ, start_response)
|
||
|
||
app.wsgi_app = ChunkedEncodingFix(app.wsgi_app)
|
||
|
||
if conf.get("UPLOAD_FOLDER"):
|
||
try:
|
||
os.makedirs(conf.get("UPLOAD_FOLDER"))
|
||
except OSError:
|
||
pass
|
||
|
||
if conf.get("ADDITIONAL_MIDDLEWARE"):
|
||
for middleware in conf.get("ADDITIONAL_MIDDLEWARE"):
|
||
app.wsgi_app = middleware(app.wsgi_app)
|
||
|
||
|
||
class MyIndexView(IndexView):
|
||
|
||
@expose("/")
|
||
def index(self):
|
||
if not g.user or not g.user.get_id():
|
||
return redirect(appbuilder.get_url_for_login)
|
||
# return redirect("/myapp/home")
|
||
return redirect("/frontend/")
|
||
|
||
|
||
custom_sm = conf.get("CUSTOM_SECURITY_MANAGER") or MyappSecurityManager
|
||
if not issubclass(custom_sm, MyappSecurityManager):
|
||
raise Exception(
|
||
"""Your CUSTOM_SECURITY_MANAGER must now extend MyappSecurityManager,
|
||
not FAB's security manager.
|
||
See [4565] in UPDATING.md"""
|
||
)
|
||
|
||
|
||
# 创建appbuilder
|
||
with app.app_context():
|
||
# 创建所有表
|
||
# db.create_all()
|
||
# 创建fab
|
||
appbuilder = AppBuilder(
|
||
app,
|
||
db.session,
|
||
base_template="myapp/base.html",
|
||
indexview=MyIndexView, # 首页
|
||
security_manager_class=custom_sm, # 自定义认证方式
|
||
# Run `myapp init` to update FAB's perms,设置为true就可以自动更新了，这样才能自动添加新建权限
|
||
update_perms=True,
|
||
)
|
||
|
||
security_manager = appbuilder.sm
|
||
|
||
results_backend = conf.get("RESULTS_BACKEND")
|
||
|
||
# Merge user defined feature flags with default feature flags
|
||
_feature_flags = conf.get("DEFAULT_FEATURE_FLAGS") or {}
|
||
_feature_flags.update(conf.get("FEATURE_FLAGS") or {})
|
||
# Event Logger
|
||
event_logger = conf.get("EVENT_LOGGER", DBEventLogger)()
|
||
|
||
def get_feature_flags():
|
||
GET_FEATURE_FLAGS_FUNC = conf.get("GET_FEATURE_FLAGS_FUNC")
|
||
if GET_FEATURE_FLAGS_FUNC:
|
||
return GET_FEATURE_FLAGS_FUNC(deepcopy(_feature_flags))
|
||
return _feature_flags
|
||
|
||
|
||
def is_feature_enabled(feature):
|
||
"""Utility function for checking whether a feature is turned on"""
|
||
return get_feature_flags().get(feature)
|
||
|
||
|
||
# Flask-Compress
|
||
if conf.get("ENABLE_FLASK_COMPRESS"):
|
||
Compress(app)
|
||
|
||
if conf.get("TALISMAN_ENABLED"):
|
||
talisman_config = conf.get("TALISMAN_CONFIG")
|
||
Talisman(app, **talisman_config)
|
||
|
||
# Hook that provides administrators a handle on the Flask APP
|
||
# after initialization
|
||
flask_app_mutator = conf.get("FLASK_APP_MUTATOR")
|
||
if flask_app_mutator:
|
||
flask_app_mutator(app)
|
||
|
||
|
||
|
||
# from flask import Flask, json, make_response
|
||
# 添加每次请求后的操作函数，必须要返回res
|
||
from flask import request
|
||
|
||
|
||
@app.before_request
|
||
# @pysnooper.snoop(watch_explode='aa')
|
||
def check_login():
|
||
if '/static' in request.path or '/logout' in request.path or '/login' in request.path:
|
||
return
|
||
|
||
if not g.user or not g.user.get_id():
|
||
redirect_url = appbuilder.get_url_for_login # +"?login_url="+request.url
|
||
# return redirect(redirect_url)
|
||
abort(401)
|
||
|
||
|
||
|
||
@app.after_request
|
||
def myapp_after_request(resp):
|
||
try:
|
||
if g.user and g.user.username:
|
||
resp.set_cookie('myapp_username', g.user.username)
|
||
if hasattr(g, 'id'):
|
||
resp.set_cookie('id', str(g.id),max_age=3) # 设置有效期
|
||
if g.user and g.user.first_name:
|
||
if 'vip' in g.user.first_name:
|
||
resp.set_cookie('version', str('vip')) # 设置有效期
|
||
|
||
|
||
|
||
except Exception as e:
|
||
# print(e)
|
||
resp.set_cookie('myapp_username', 'myapp')
|
||
# resp.delete_cookie('id')
|
||
return resp
|
||
|
||
# 配置影响后操作
|
||
@app.after_request
|
||
def apply_http_headers(response):
|
||
"""Applies the configuration's http headers to all responses"""
|
||
for k, v in conf.get("HTTP_HEADERS").items():
|
||
response.headers[k] = v
|
||
# response.headers.add("Access-Control-Allow-Origin", "*")
|
||
return response
|
||
|
||
|
||
@appbuilder.app.errorhandler(404)
|
||
def page_not_found(e):
|
||
return (
|
||
render_template(
|
||
"404.html", base_template=appbuilder.base_template, appbuilder=appbuilder
|
||
),
|
||
404,
|
||
)
|
||
|
||
# 配置werkzeug的日志级别为error，这样就不会频繁的打印访问路径了。
|
||
# log = logging.getLogger('werkzeug')
|
||
# log.setLevel(logging.ERROR)
|
||
|
||
if __name__ != '__main__':
|
||
# 如果不是直接运行，则将日志输出到 gunicorn 中
|
||
gunicorn_logger = logging.getLogger('gunicorn.error')
|
||
app.logger.handlers = gunicorn_logger.handlers
|
||
app.logger.setLevel(gunicorn_logger.level)
|
||
|
||
# 引入视图
|
||
from myapp import views
|
||
|
||
|
||
# def can_access(menuitem):
|
||
# print(menuitem.name,menuitem.label)
|
||
# return security_manager.can_access("menu access",menuitem.label)
|
||
#
|
||
#
|
||
# for item1 in appbuilder.menu.get_list():
|
||
# item1.can_access = can_access
|
||
|
||
|