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https://gitlab.ub.uni-bielefeld.de/sfb1288inf/nopaque.git
synced 2024-11-15 01:05:42 +00:00
Create dedicated '/users' Socket.IO Namespace
This commit is contained in:
Patrick Jentsch
parent
2a28f19660
commit
289a551122
@ -132,6 +132,9 @@ def create_app(config: Config = Config) -> Flask:
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# region SocketIO Namespaces
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from .namespaces.cqi_over_sio import CQiOverSocketIONamespace
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socketio.on_namespace(CQiOverSocketIONamespace('/cqi_over_sio'))
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from .namespaces.users import UsersNamespace
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socketio.on_namespace(UsersNamespace('/users'))
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# endregion SocketIO Namespaces
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# region Database event Listeners
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@ -1,138 +0,0 @@
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from flask import current_app
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from flask_login import current_user
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from flask_socketio import Namespace
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from app import db, hashids, socketio
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from app.extensions.flask_socketio import admin_required, login_required
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from app.models import Job, JobStatus
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class JobsNamespace(Namespace):
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@login_required
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def on_delete(self, job_hashid: str):
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# Decode the job hashid
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job_id = hashids.decode(job_hashid)
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# Validate job_id
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if not isinstance(job_id, int):
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return {
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'code': 400,
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'body': 'job_id is invalid'
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}
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# Load job from database
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job = Job.query.get(job_id)
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if job is None:
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return {
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'code': 404,
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'body': 'Job not found'
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}
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# Check if the current user is allowed to delete the job
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if not (job.user == current_user or current_user.is_administrator):
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return {
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'code': 403,
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'body': 'Forbidden'
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}
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# TODO: This should be a method in the Job model
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def _delete_job(app, job_id):
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with app.app_context():
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job = Job.query.get(job_id)
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job.delete()
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db.session.commit()
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# Delete the job in a background task
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socketio.start_background_task(
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target=_delete_job,
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app=current_app._get_current_object(),
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job_id=job_id
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)
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return {
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'code': 202,
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'body': f'Job "{job.title}" marked for deletion'
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}
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@admin_required
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def on_get_log(self, job_hashid: str):
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# Decode the job hashid
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job_id = hashids.decode(job_hashid)
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# Validate job_id
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if not isinstance(job_id, int):
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return {
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'code': 400,
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'body': 'job_id is invalid'
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}
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# Load job from database
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job = Job.query.get(job_id)
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if job is None:
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return {
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'code': 404,
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'body': 'Job not found'
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}
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# Check if the job is already processed
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if job.status not in [JobStatus.COMPLETED, JobStatus.FAILED]:
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return {
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'code': 409,
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'body': 'Job is not done processing'
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}
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# Read the log file
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with open(job.path / 'pipeline_data' / 'logs' / 'pyflow_log.txt') as log_file:
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job_log = log_file.read()
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return {
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'code': 200,
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'body': job_log
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}
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@login_required
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def on_restart(self, job_hashid: str):
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# Decode the job hashid
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job_id = hashids.decode(job_hashid)
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# Validate job_id
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if not isinstance(job_id, int):
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return {
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'code': 400,
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'body': 'job_id is invalid'
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}
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# Load job from database
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job = Job.query.get(job_id)
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if job is None:
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return {
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'code': 404,
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'body': 'Job not found'
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}
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# Check if the current user is allowed to restart the job
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if not (job.user == current_user or current_user.is_administrator):
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return {
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'code': 403,
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'body': 'Forbidden'
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}
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# TODO: This should be a method in the Job model
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def _restart_job(app, job_id):
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with app.app_context():
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job = Job.query.get(job_id)
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job.restart()
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db.session.commit()
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# Restart the job in a background task
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socketio.start_background_task(
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target=_restart_job,
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app=current_app._get_current_object(),
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job_id=job_id
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)
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return {
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'code': 202,
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'body': f'Job "{job.title}" restarted'
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}
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@ -15,4 +15,4 @@ def before_request():
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pass
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from . import cli, events, json_routes, routes, settings
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from . import cli, json_routes, routes, settings
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78
app/namespaces/users/__init__.py
Normal file
78
app/namespaces/users/__init__.py
Normal file
@ -0,0 +1,78 @@
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from flask_login import current_user
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from flask_socketio import join_room, leave_room, Namespace
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from app import hashids
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from app.decorators import socketio_login_required
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from app.models import User
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class UsersNamespace(Namespace):
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@socketio_login_required
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def on_get_user(self, user_hashid: str) -> dict:
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user_id = hashids.decode(user_hashid)
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if not isinstance(user_id, int):
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return {'code': 400, 'msg': 'Bad Request'}
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user = User.query.get(user_id)
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if user is None:
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return {'status': 404, 'statusText': 'Not found'}
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if not (
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user == current_user
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or current_user.is_administrator
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):
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return {'status': 403, 'statusText': 'Forbidden'}
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return {
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'body': user.to_json_serializeable(
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backrefs=True,
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relationships=True
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),
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'status': 200,
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'statusText': 'OK'
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}
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@socketio_login_required
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def on_subscribe_user(self, user_hashid: str) -> dict:
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user_id = hashids.decode(user_hashid)
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if not isinstance(user_id, int):
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return {'code': 400, 'msg': 'Bad Request'}
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user = User.query.get(user_id)
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if user is None:
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return {'status': 404, 'statusText': 'Not found'}
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if not (
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user == current_user
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or current_user.is_administrator
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):
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return {'status': 403, 'statusText': 'Forbidden'}
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join_room(f'/users/{user.hashid}')
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return {'status': 200, 'statusText': 'OK'}
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@socketio_login_required
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def on_unsubscribe_user(self, user_hashid: str) -> dict:
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user_id = hashids.decode(user_hashid)
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if not isinstance(user_id, int):
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return {'code': 400, 'msg': 'Bad Request'}
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user = User.query.get(user_id)
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if user is None:
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return {'status': 404, 'statusText': 'Not found'}
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if not (
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user == current_user
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or current_user.is_administrator
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):
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return {'status': 403, 'statusText': 'Forbidden'}
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leave_room(f'/users/{user.hashid}')
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return {'status': 200, 'statusText': 'OK'}
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@ -4,7 +4,16 @@ nopaque.App = class App {
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promises: {getUser: {}, subscribeUser: {}},
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users: {},
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};
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this.socket = io({transports: ['websocket'], upgrade: false});
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this.sockets = {};
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this.sockets['/users'] = io(
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'/users',
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{
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transports: ['websocket'],
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upgrade: false
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}
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);
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// this.socket = io({transports: ['websocket'], upgrade: false});
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this.socket = this.sockets['/users'];
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this.socket.on('PATCH', (patch) => {this.onPatch(patch);});
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}
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@ -14,7 +23,7 @@ nopaque.App = class App {
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}
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this.data.promises.getUser[userId] = new Promise((resolve, reject) => {
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this.socket.emit('GET /users/<user_id>', userId, (response) => {
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this.socket.emit('get_user', userId, (response) => {
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if (response.status === 200) {
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this.data.users[userId] = response.body;
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resolve(this.data.users[userId]);
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@ -33,7 +42,7 @@ nopaque.App = class App {
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}
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this.data.promises.subscribeUser[userId] = new Promise((resolve, reject) => {
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this.socket.emit('SUBSCRIBE /users/<user_id>', userId, (response) => {
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this.socket.emit('subscribe_user', userId, (response) => {
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if (response.status !== 200) {
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reject(response);
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return;
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@ -82,7 +91,7 @@ nopaque.App = class App {
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let toastCloseActionElement = toast.el.querySelector('.action-button[data-action="close"]');
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toastCloseActionElement.addEventListener('click', () => {toast.dismiss();});
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}
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onPatch(patch) {
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// Filter Patch to only include operations on users that are initialized
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let regExp = new RegExp(`^/users/(${Object.keys(this.data.users).join('|')})`);
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@ -139,7 +148,7 @@ nopaque.App = class App {
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/* Initialize Materialize Components */
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// #region
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// Automatically initialize Materialize Components that do not require
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// additional configuration.
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M.AutoInit();
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@ -173,7 +182,7 @@ nopaque.App = class App {
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/* Initialize nopaque Components */
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// #region
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// #region
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nopaque.resource_displays.AutoInit();
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nopaque.resource_lists.AutoInit();
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nopaque.forms.AutoInit();
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