"""
Manager and Serializer for HDAs.
HistoryDatasetAssociations (HDAs) are datasets contained or created in a
history.
"""
import gettext
import logging
import os
from typing import (
Any,
Dict,
List,
Optional,
)
from sqlalchemy.orm.session import object_session
from galaxy import (
datatypes,
exceptions,
model,
)
from galaxy.managers import (
annotatable,
base,
datasets,
lddas,
secured,
taggable,
users,
)
from galaxy.model.deferred import materializer_factory
from galaxy.model.tags import GalaxyTagHandler
from galaxy.schema.schema import DatasetSourceType
from galaxy.schema.tasks import (
MaterializeDatasetInstanceTaskRequest,
RequestUser,
)
from galaxy.structured_app import (
MinimalManagerApp,
StructuredApp,
)
log = logging.getLogger(__name__)
[docs]class HistoryDatasetAssociationNoHistoryException(Exception):
pass
[docs]class HDAManager(
datasets.DatasetAssociationManager,
secured.OwnableManagerMixin,
taggable.TaggableManagerMixin,
annotatable.AnnotatableManagerMixin,
):
"""
Interface/service object for interacting with HDAs.
"""
model_class = model.HistoryDatasetAssociation
foreign_key_name = "history_dataset_association"
tag_assoc = model.HistoryDatasetAssociationTagAssociation
annotation_assoc = model.HistoryDatasetAssociationAnnotationAssociation
app: MinimalManagerApp
# TODO: move what makes sense into DatasetManager
# TODO: which of these are common with LDDAs and can be pushed down into DatasetAssociationManager?
[docs] def __init__(
self,
app: MinimalManagerApp,
user_manager: users.UserManager,
ldda_manager: lddas.LDDAManager,
tag_handler: GalaxyTagHandler,
):
"""
Set up and initialize other managers needed by hdas.
"""
super().__init__(app)
self.user_manager = user_manager
self.tag_handler = tag_handler
self.ldda_manager = ldda_manager
[docs] def get_owned_ids(self, object_ids, history=None):
"""Get owned IDs."""
filters = [self.model_class.table.c.id.in_(object_ids), self.model_class.table.c.history_id == history.id]
return self.list(filters=filters)
# .... security and permissions
[docs] def is_accessible(self, item: model.HistoryDatasetAssociation, user: Optional[model.User], **kwargs: Any) -> bool:
"""
Override to allow owners (those that own the associated history).
"""
# this, apparently, is not True:
# if I have a copy of a dataset and anyone who manages permissions on it revokes my access
# I can not access that dataset even if it's in my history
# if self.is_owner( hda, user, **kwargs ):
# return True
return super().is_accessible(item, user, **kwargs)
[docs] def is_owner(self, item: model.Base, user: Optional[model.User], current_history=None, **kwargs: Any) -> bool:
"""
Use history to see if current user owns HDA.
"""
if not isinstance(item, model.HistoryDatasetAssociation):
raise TypeError('"item" must be of type HistoryDatasetAssociation.')
if self.user_manager.is_admin(user, trans=kwargs.get("trans", None)):
return True
history = item.history
if history is None:
raise HistoryDatasetAssociationNoHistoryException
# allow anonymous user to access current history
# TODO: some dup here with historyManager.is_owner but prevents circ import
# TODO: awkward kwarg (which is my new band name); this may not belong here - move to controller?
if self.user_manager.is_anonymous(user):
if current_history and history == current_history:
return True
return False
return history.user == user
# .... create and copy
[docs] def create(
self, flush: bool = True, history=None, dataset=None, *args: Any, **kwargs: Any
) -> model.HistoryDatasetAssociation:
"""
Create a new hda optionally passing in it's history and dataset.
..note: to explicitly set hid to `None` you must pass in `hid=None`, otherwise
it will be automatically set.
"""
if not dataset:
kwargs["create_dataset"] = True
hda = model.HistoryDatasetAssociation(
history=history, dataset=dataset, sa_session=self.app.model.context, **kwargs
)
if history:
history.add_dataset(hda, set_hid=("hid" not in kwargs))
# TODO:?? some internal sanity check here (or maybe in add_dataset) to make sure hids are not duped?
self.session().add(hda)
if flush:
self.session().flush()
return hda
[docs] def materialize(self, request: MaterializeDatasetInstanceTaskRequest) -> None:
request_user: RequestUser = request.user
materializer = materializer_factory(
True, # attached...
object_store=self.app.object_store,
file_sources=self.app.file_sources,
sa_session=self.app.model.context,
)
user = self.user_manager.by_id(request_user.user_id)
if request.source == DatasetSourceType.hda:
dataset_instance = self.get_accessible(request.content, user)
else:
dataset_instance = self.ldda_manager.get_accessible(request.content, user)
history = self.app.history_manager.by_id(request.history_id)
new_hda = materializer.ensure_materialized(dataset_instance, target_history=history)
history.add_dataset(new_hda, set_hid=True)
self.session().flush()
[docs] def copy(
self, item: Any, history=None, hide_copy: bool = False, flush: bool = True, **kwargs: Any
) -> model.HistoryDatasetAssociation:
"""
Copy hda, including annotation and tags, add to history and return the given HDA.
"""
if not isinstance(item, model.HistoryDatasetAssociation):
raise TypeError()
hda = item
copy = hda.copy(parent_id=kwargs.get("parent_id"), copy_hid=False, copy_tags=hda.tags, flush=flush)
if hide_copy:
copy.visible = False
if history:
history.stage_addition(copy)
copy.set_size()
original_annotation = self.annotation(hda)
self.annotate(copy, original_annotation, user=hda.user, flush=False)
if flush:
if history:
history.add_pending_items()
object_session(copy).flush()
return copy
[docs] def copy_ldda(self, history, ldda, **kwargs):
"""
Copy this HDA as a LDDA and return.
"""
return ldda.to_history_dataset_association(history, add_to_history=True)
# .... deletion and purging
[docs] def purge(self, hda, flush=True):
if self.app.config.enable_celery_tasks:
from galaxy.celery.tasks import purge_hda
return purge_hda.delay(hda_id=hda.id)
else:
self._purge(hda, flush=flush)
def _purge(self, hda, flush=True):
"""
Purge this HDA and the dataset underlying it.
"""
user = hda.history.user or None
quota_amount_reduction = 0
if user:
quota_amount_reduction = hda.quota_amount(user)
super().purge(hda, flush=flush)
# decrease the user's space used
if quota_amount_reduction:
user.adjust_total_disk_usage(-quota_amount_reduction)
# .... states
[docs] def error_if_uploading(self, hda):
"""
Raise error if HDA is still uploading.
"""
# TODO: may be better added to an overridden get_accessible
if hda.state == model.Dataset.states.UPLOAD:
raise exceptions.Conflict("Please wait until this dataset finishes uploading")
return hda
[docs] def has_been_resubmitted(self, hda):
"""
Return True if the hda's job was resubmitted at any point.
"""
job_states = model.Job.states
query = self._job_state_history_query(hda).filter(model.JobStateHistory.state == job_states.RESUBMITTED)
return self.app.model.context.query(query.exists()).scalar()
def _job_state_history_query(self, hda):
"""
Return a query of the job's state history for the job that created this hda.
"""
session = self.app.model.context
JobToOutputDatasetAssociation = model.JobToOutputDatasetAssociation
JobStateHistory = model.JobStateHistory
# TODO: this does not play well with copied hdas
# NOTE: don't eagerload (JODA will load the hda were using!)
hda_id = hda.id
query = (
session.query(JobToOutputDatasetAssociation, JobStateHistory)
.filter(JobToOutputDatasetAssociation.dataset_id == hda_id)
.filter(JobStateHistory.job_id == JobToOutputDatasetAssociation.job_id)
.enable_eagerloads(False)
)
return query
[docs] def data_conversion_status(self, hda):
"""
Returns a message if an hda is not ready to be used in visualization.
"""
# this is a weird syntax and return val
if not hda:
return self.model_class.conversion_messages.NO_DATA
if hda.state == model.Job.states.ERROR:
return self.model_class.conversion_messages.ERROR
if hda.state != model.Job.states.OK:
return self.model_class.conversion_messages.PENDING
return None
# .... data
# TODO: to data provider or Text datatype directly
[docs] def text_data(self, hda, preview=True):
"""
Get data from text file, truncating if necessary.
"""
# 1 MB
MAX_PEEK_SIZE = 1000000
truncated = False
hda_data = None
# For now, cannot get data from non-text datasets.
if not isinstance(hda.datatype, datatypes.data.Text):
return truncated, hda_data
if not os.path.exists(hda.file_name):
return truncated, hda_data
truncated = preview and os.stat(hda.file_name).st_size > MAX_PEEK_SIZE
hda_data = open(hda.file_name).read(MAX_PEEK_SIZE)
return truncated, hda_data
# .... annotatable
[docs] def annotation(self, hda):
# override to scope to history owner
return self._user_annotation(hda, hda.user)
def _set_permissions(self, trans, hda, role_ids_dict):
# The user associated the DATASET_ACCESS permission on the dataset with 1 or more roles. We
# need to ensure that they did not associate roles that would cause accessibility problems.
security_agent = trans.app.security_agent
permissions, in_roles, error, message = security_agent.derive_roles_from_access(
trans, hda.dataset.id, "root", **role_ids_dict
)
if error:
# Keep the original role associations for the DATASET_ACCESS permission on the dataset.
access_action = security_agent.get_action(security_agent.permitted_actions.DATASET_ACCESS.action)
permissions[access_action] = hda.dataset.get_access_roles(security_agent)
trans.sa_session.refresh(hda.dataset)
raise exceptions.RequestParameterInvalidException(message)
else:
error = security_agent.set_all_dataset_permissions(hda.dataset, permissions)
trans.sa_session.refresh(hda.dataset)
if error:
raise exceptions.RequestParameterInvalidException(error)
[docs]class HDASerializer( # datasets._UnflattenedMetadataDatasetAssociationSerializer,
datasets.DatasetAssociationSerializer[HDAManager],
taggable.TaggableSerializerMixin,
annotatable.AnnotatableSerializerMixin,
):
model_manager_class = HDAManager
app: StructuredApp
[docs] def __init__(self, app: StructuredApp):
super().__init__(app)
self.hda_manager = self.manager
self.default_view = "summary"
self.add_view(
"summary",
[
"id",
"type_id",
"name",
"history_id",
"hid",
"history_content_type",
"dataset_id",
"genome_build",
"state",
"extension",
"deleted",
"purged",
"visible",
"tags",
"type",
"url",
"create_time",
"update_time",
],
)
self.add_view(
"detailed",
[
"model_class",
"history_id",
"hid",
# why include if model_class is there?
"hda_ldda",
"copied_from_ldda_id",
# TODO: accessible needs to go away
"accessible",
# remapped
"genome_build",
"misc_info",
"misc_blurb",
"file_ext",
"file_size",
"resubmitted",
"metadata",
"meta_files",
"data_type",
"peek",
"creating_job",
"rerunnable",
"uuid",
"permissions",
"file_name",
"display_apps",
"display_types",
"validated_state",
"validated_state_message",
# 'url',
"download_url",
"annotation",
"api_type",
"created_from_basename",
"hashes",
"sources",
"drs_id",
],
include_keys_from="summary",
)
self.add_view(
"extended",
[
"tool_version",
"parent_id",
"designation",
],
include_keys_from="detailed",
)
# keyset returned to create show a dataset where the owner has no access
self.add_view(
"inaccessible",
["accessible", "id", "name", "history_id", "hid", "history_content_type", "state", "deleted", "visible"],
)
[docs] def serialize_copied_from_ldda_id(self, item, key, **context):
"""
Serialize an id attribute of `item`.
"""
if item.copied_from_library_dataset_dataset_association is not None:
return self.app.security.encode_id(item.copied_from_library_dataset_dataset_association.id)
return None
[docs] def add_serializers(self):
super().add_serializers()
taggable.TaggableSerializerMixin.add_serializers(self)
annotatable.AnnotatableSerializerMixin.add_serializers(self)
serializers: Dict[str, base.Serializer] = {
"model_class": lambda item, key, **context: "HistoryDatasetAssociation",
"history_content_type": lambda item, key, **context: "dataset",
"hda_ldda": lambda item, key, **context: "hda",
"type_id": self.serialize_type_id,
"copied_from_ldda_id": self.serialize_copied_from_ldda_id,
"history_id": self.serialize_id,
# remapped
"misc_info": self._remap_from("info"),
"misc_blurb": self._remap_from("blurb"),
"file_ext": self._remap_from("extension"),
"file_path": self._remap_from("file_name"),
"resubmitted": lambda item, key, **context: self.hda_manager.has_been_resubmitted(item),
"display_apps": self.serialize_display_apps,
"display_types": self.serialize_old_display_applications,
# 'url' : url_for( 'history_content_typed', history_id=encoded_history_id, id=encoded_id, type="dataset" ),
# TODO: this intermittently causes a routes.GenerationException - temp use the legacy route to prevent this
# see also: https://trello.com/c/5d6j4X5y
# see also: https://sentry.galaxyproject.org/galaxy/galaxy-main/group/20769/events/9352883/
"url": lambda item, key, **context: self.url_for(
"history_content",
history_id=self.app.security.encode_id(item.history_id),
id=self.app.security.encode_id(item.id),
context=context,
),
"urls": self.serialize_urls,
# TODO: backwards compat: need to go away
"download_url": lambda item, key, **context: self.url_for(
"history_contents_display",
history_id=self.app.security.encode_id(item.history.id),
history_content_id=self.app.security.encode_id(item.id),
context=context,
),
"parent_id": self.serialize_id,
# TODO: to DatasetAssociationSerializer
"accessible": lambda item, key, user=None, **c: self.manager.is_accessible(item, user, **c),
"api_type": lambda item, key, **context: "file",
"type": lambda item, key, **context: "file",
"created_from_basename": lambda item, key, **context: item.created_from_basename,
"hashes": lambda item, key, **context: [h.to_dict() for h in item.hashes],
"sources": lambda item, key, **context: [s.to_dict() for s in item.sources],
"drs_id": lambda item, key, **context: f"hda-{self.app.security.encode_id(item.id, kind='drs')}",
}
self.serializers.update(serializers)
[docs] def serialize(self, hda, keys, user=None, **context):
"""
Override to hide information to users not able to access.
"""
# TODO: to DatasetAssociationSerializer
if not self.manager.is_accessible(hda, user, **context):
keys = self._view_to_keys("inaccessible")
return super().serialize(hda, keys, user=user, **context)
[docs] def serialize_display_apps(self, item, key, trans=None, **context):
"""
Return dictionary containing new-style display app urls.
"""
hda = item
display_apps: List[Dict[str, Any]] = []
for display_app in hda.get_display_applications(trans).values():
app_links = []
for link_app in display_app.links.values():
app_links.append(
{
"target": link_app.url.get("target_frame", "_blank"),
"href": link_app.get_display_url(hda, trans),
"text": gettext.gettext(link_app.name),
}
)
if app_links:
display_apps.append(dict(label=display_app.name, links=app_links))
return display_apps
[docs] def serialize_old_display_applications(self, item, key, trans=None, **context):
"""
Return dictionary containing old-style display app urls.
"""
hda = item
display_apps: List[Dict[str, Any]] = []
if not self.app.config.enable_old_display_applications:
return display_apps
display_link_fn = hda.datatype.get_display_links
for display_app in hda.datatype.get_display_types():
target_frame, display_links = display_link_fn(
hda, display_app, self.app, trans.request.base, request=trans.request
)
if len(display_links) > 0:
display_label = hda.datatype.get_display_label(display_app)
app_links = []
for display_name, display_link in display_links:
app_links.append(
{"target": target_frame, "href": display_link, "text": gettext.gettext(display_name)}
)
if app_links:
display_apps.append(dict(label=display_label, links=app_links))
return display_apps
[docs] def serialize_urls(self, item, key, **context):
"""
Return web controller urls useful for this HDA.
"""
hda = item
url_for = self.url_for
encoded_id = self.app.security.encode_id(hda.id)
urls = {
"purge": url_for(controller="dataset", action="purge_async", dataset_id=encoded_id),
"display": url_for(controller="dataset", action="display", dataset_id=encoded_id, preview=True),
"edit": url_for(controller="dataset", action="edit", dataset_id=encoded_id),
"download": url_for(controller="dataset", action="display", dataset_id=encoded_id, to_ext=hda.extension),
"report_error": url_for(controller="dataset", action="errors", id=encoded_id),
"rerun": url_for(controller="tool_runner", action="rerun", id=encoded_id),
"show_params": url_for(controller="dataset", action="details", dataset_id=encoded_id),
"visualization": url_for(
controller="visualization", action="index", id=encoded_id, model="HistoryDatasetAssociation"
),
"meta_download": url_for(
controller="dataset", action="get_metadata_file", hda_id=encoded_id, metadata_name=""
),
}
return urls
[docs]class HDADeserializer(
datasets.DatasetAssociationDeserializer,
taggable.TaggableDeserializerMixin,
annotatable.AnnotatableDeserializerMixin,
):
"""
Interface/service object for validating and deserializing dictionaries into histories.
"""
model_manager_class = HDAManager
[docs] def __init__(self, app: MinimalManagerApp):
super().__init__(app)
self.hda_manager = self.manager
self.tag_handler = app.tag_handler
[docs] def add_deserializers(self):
super().add_deserializers()
taggable.TaggableDeserializerMixin.add_deserializers(self)
annotatable.AnnotatableDeserializerMixin.add_deserializers(self)
self.deserializers.update(
{
"visible": self.deserialize_bool,
# remapped
"genome_build": lambda item, key, val, **c: self.deserialize_genome_build(item, "dbkey", val),
"misc_info": lambda item, key, val, **c: self.deserialize_basestring(
item, "info", val, convert_none_to_empty=True
),
}
)
self.deserializable_keyset.update(self.deserializers.keys())
[docs]class HDAFilterParser(
datasets.DatasetAssociationFilterParser, taggable.TaggableFilterMixin, annotatable.AnnotatableFilterMixin
):
model_manager_class = HDAManager
model_class = model.HistoryDatasetAssociation
def _add_parsers(self):
super()._add_parsers()
taggable.TaggableFilterMixin._add_parsers(self)
annotatable.AnnotatableFilterMixin._add_parsers(self)