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https://gitlab.ub.uni-bielefeld.de/sfb1288inf/nopaque.git
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handle email job status updates with the sqlalchemy event handlers
This commit is contained in:
Patrick Jentsch
parent
281e568edf
commit
bc5c8ef074
@ -1,6 +1,7 @@
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from datetime import datetime
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from .. import db, socketio
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from ..models import Corpus, CorpusFile, Job, JobInput, JobResult
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from .. import db, mail, socketio
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from ..email import create_message
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from ..models import Corpus, CorpusFile, Job, JobInput, JobResult, QueryResult
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###############################################################################
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@ -11,102 +12,77 @@ from ..models import Corpus, CorpusFile, Job, JobInput, JobResult
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@db.event.listens_for(Job, 'after_delete')
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@db.event.listens_for(JobInput, 'after_delete')
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@db.event.listens_for(JobResult, 'after_delete')
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@db.event.listens_for(QueryResult, 'after_delete')
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def ressource_after_delete(mapper, connection, ressource):
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if isinstance(ressource, Corpus):
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user_id = ressource.creator.id
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path = '/corpora/{}'.format(ressource.id)
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elif isinstance(ressource, CorpusFile):
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user_id = ressource.corpus.creator.id
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path = '/corpora/{}/files/{}'.format(ressource.corpus.id, ressource.id)
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elif isinstance(ressource, Job):
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user_id = ressource.creator.id
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path = '/jobs/{}'.format(ressource.id)
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elif isinstance(ressource, JobInput):
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user_id = ressource.job.creator.id
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path = '/jobs/{}/inputs/{}'.format(ressource.job.id, ressource.id)
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elif isinstance(ressource, JobResult):
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user_id = ressource.job.creator.id
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path = '/jobs/{}/results/{}'.format(ressource.job.id, ressource.id)
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event = 'user_{}_patch'.format(user_id)
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jsonpatch = [{'op': 'remove', 'path': path}]
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room = 'user_{}'.format(user_id)
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event = 'user_{}_patch'.format(ressource.user_id)
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jsonpatch = [{'op': 'remove', 'path': ressource.jsonpatch_path}]
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room = 'user_{}'.format(ressource.user_id)
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socketio.emit(event, jsonpatch, room=room)
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@db.event.listens_for(Corpus, 'after_insert')
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@db.event.listens_for(CorpusFile, 'after_insert')
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@db.event.listens_for(Job, 'after_insert')
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@db.event.listens_for(JobInput, 'after_insert')
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@db.event.listens_for(JobResult, 'after_insert')
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@db.event.listens_for(QueryResult, 'after_insert')
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def ressource_after_insert_handler(mapper, connection, ressource):
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if isinstance(ressource, Corpus):
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user_id = ressource.creator.id
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path = '/corpora/{}'.format(ressource.id)
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elif isinstance(ressource, CorpusFile):
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user_id = ressource.corpus.creator.id
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path = '/corpora/{}/files/{}'.format(ressource.corpus.id, ressource.id)
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elif isinstance(ressource, Job):
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user_id = ressource.creator.id
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path = '/jobs/{}'.format(ressource.id)
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elif isinstance(ressource, JobInput):
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user_id = ressource.job.creator.id
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path = '/jobs/{}/inputs/{}'.format(ressource.job.id, ressource.id)
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elif isinstance(ressource, JobResult):
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user_id = ressource.job.creator.id
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path = '/jobs/{}/results/{}'.format(ressource.job.id, ressource.id)
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event = 'user_{}_patch'.format(user_id)
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event = 'user_{}_patch'.format(ressource.user_id)
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jsonpatch = [
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{
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'op': 'add',
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'path': path,
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'path': ressource.jsonpatch_path,
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'value': ressource.to_dict(include_relationships=False)
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}
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]
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room = 'user_{}'.format(user_id)
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room = 'user_{}'.format(ressource.user_id)
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socketio.emit(event, jsonpatch, room=room)
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@db.event.listens_for(Corpus, 'after_update')
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@db.event.listens_for(CorpusFile, 'after_update')
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@db.event.listens_for(Job, 'after_update')
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@db.event.listens_for(JobInput, 'after_update')
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@db.event.listens_for(JobResult, 'after_update')
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@db.event.listens_for(QueryResult, 'after_update')
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def ressource_after_update_handler(mapper, connection, ressource):
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if isinstance(ressource, Corpus):
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user_id = ressource.creator.id
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base_path = '/corpora/{}'.format(ressource.id)
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elif isinstance(ressource, CorpusFile):
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user_id = ressource.corpus.creator.id
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base_path = '/corpora/{}/files/{}'.format(ressource.corpus.id,
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ressource.id)
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elif isinstance(ressource, Job):
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user_id = ressource.creator.id
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base_path = '/jobs/{}'.format(ressource.id)
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elif isinstance(ressource, JobInput):
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user_id = ressource.job.creator.id
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base_path = '/jobs/{}/inputs/{}'.format(ressource.job.id, ressource.id)
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elif isinstance(ressource, JobResult):
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user_id = ressource.job.creator.id
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base_path = '/jobs/{}/results/{}'.format(ressource.job.id,
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ressource.id)
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jsonpatch = []
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for attr in db.inspect(ressource).attrs:
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# We don't want to emit changes about relationship fields
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# We don't want to handle changes in relationship fields
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# TODO: Find a way to handle this without a hardcoded list
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if attr.key in ['files', 'inputs', 'results']:
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continue
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history = attr.load_history()
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if not history.has_changes():
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continue
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new_value = history.added[0]
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# DateTime attributes must be converted to a string
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# In order to be JSON serializable, DateTime attributes must be
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# converted to a string
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if isinstance(new_value, datetime):
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new_value = new_value.isoformat()
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jsonpatch.append(
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{
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'op': 'replace',
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'path': '{}/{}'.format(base_path, attr.key),
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'path': '{}/{}'.format(ressource.jsonpatch_path, attr.key),
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'value': new_value
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}
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)
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# Job status update notification if it changed and wanted by the user
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if isinstance(ressource, Job) and attr.key == 'status':
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if ressource.creator.setting_job_status_mail_notifications == 'none': # noqa
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pass
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elif (ressource.creator.setting_job_status_mail_notifications == 'end' # noqa
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and ressource.status not in ['complete', 'failed']):
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pass
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else:
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msg = create_message(
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ressource.creator.email,
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'Status update for your Job "{}"'.format(ressource.title),
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'tasks/email/notification',
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job=ressource
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)
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mail.send(msg)
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if jsonpatch:
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event = 'user_{}_patch'.format(user_id)
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room = 'user_{}'.format(user_id)
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event = 'user_{}_patch'.format(ressource.user_id)
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room = 'user_{}'.format(ressource.user_id)
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socketio.emit(event, jsonpatch, room=room)
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@ -292,6 +292,10 @@ class JobInput(db.Model):
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return url_for('jobs.download_job_input', job_id=self.job_id,
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job_input_id=self.id)
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@property
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def jsonpatch_path(self):
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return '/jobs/{}/inputs/{}'.format(self.job_id, self.id)
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@property
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def path(self):
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return os.path.join(self.job.path, self.filename)
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@ -301,6 +305,10 @@ class JobInput(db.Model):
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return url_for('jobs.job', job_id=self.job_id,
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_anchor='job-{}-input-{}'.format(self.job_id, self.id))
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@property
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def user_id(self):
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return self.job.user_id
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def __repr__(self):
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'''
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String representation of the JobInput. For human readability.
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@ -332,6 +340,10 @@ class JobResult(db.Model):
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return url_for('jobs.download_job_result', job_id=self.job_id,
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job_result_id=self.id)
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@property
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def jsonpatch_path(self):
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return '/jobs/{}/results/{}'.format(self.job_id, self.id)
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@property
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def path(self):
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return os.path.join(self.job.path, 'output', self.filename)
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@ -341,6 +353,10 @@ class JobResult(db.Model):
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return url_for('jobs.job', job_id=self.job_id,
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_anchor='job-{}-result-{}'.format(self.job_id, self.id))
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@property
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def user_id(self):
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return self.job.user_id
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def __repr__(self):
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'''
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String representation of the JobResult. For human readability.
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@ -383,6 +399,10 @@ class Job(db.Model):
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results = db.relationship('JobResult', backref='job', lazy='dynamic',
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cascade='save-update, merge, delete')
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@property
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def jsonpatch_path(self):
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return '/jobs/{}'.format(self.id)
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@property
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def path(self):
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return os.path.join(self.creator.path, 'jobs', str(self.id))
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@ -479,6 +499,10 @@ class CorpusFile(db.Model):
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return url_for('corpora.download_corpus_file',
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corpus_id=self.corpus_id, corpus_file_id=self.id)
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@property
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def jsonpatch_path(self):
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return '/corpora/{}/files/{}'.format(self.corpus_id, self.id)
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@property
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def path(self):
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return os.path.join(self.corpus.path, self.filename)
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@ -488,6 +512,10 @@ class CorpusFile(db.Model):
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return url_for('corpora.corpus_file', corpus_id=self.corpus_id,
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corpus_file_id=self.id)
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@property
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def user_id(self):
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return self.corpus.user_id
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def delete(self):
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try:
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os.remove(self.path)
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@ -543,6 +571,10 @@ class Corpus(db.Model):
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def analysis_url(self):
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return url_for('corpora.analyse_corpus', corpus_id=self.id)
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@property
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def jsonpatch_path(self):
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return '/corpora/{}'.format(self.id)
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@property
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def path(self):
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return os.path.join(self.creator.path, 'corpora', str(self.id))
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@ -632,6 +664,10 @@ class QueryResult(db.Model):
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return url_for('corpora.download_query_result',
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query_result_id=self.id)
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@property
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def jsonpatch_path(self):
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return '/query_results/{}'.format(self.id)
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@property
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def path(self):
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return os.path.join(
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@ -1,8 +1,7 @@
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from datetime import datetime
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from flask import current_app
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from werkzeug.utils import secure_filename
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from .. import db, mail
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from ..email import create_message
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from .. import db
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from ..models import Job, JobResult
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import docker
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import json
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@ -105,8 +104,6 @@ class CheckJobsMixin:
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return
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else:
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job.status = 'queued'
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finally:
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self.send_job_notification(job)
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def checkout_job_service(self, job):
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service_name = 'job_{}'.format(job.id)
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@ -162,8 +159,6 @@ class CheckJobsMixin:
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db.session.refresh(job_result)
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job.end_date = datetime.utcnow()
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job.status = task_state
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finally:
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self.send_job_notification(job)
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def remove_job_service(self, job):
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service_name = 'job_{}'.format(job.id)
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@ -203,17 +198,3 @@ class CheckJobsMixin:
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+ '"docker.errors.APIError" The server returned an error. '
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+ 'Details: {}'.format(e)
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)
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def send_job_notification(self, job):
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if job.creator.setting_job_status_mail_notifications == 'none':
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return
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if (job.creator.setting_job_status_mail_notifications == 'end'
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and job.status not in ['complete', 'failed']):
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return
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msg = create_message(
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job.creator.email,
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'Status update for your Job "{}"'.format(job.title),
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'tasks/email/notification',
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job=job
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)
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mail.send(msg)
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