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# -*- coding: utf-8 -*-
# Copyright (C) 2015-2018 Linaro Limited
#
# Author: Neil Williams <neil.williams@linaro.org>
# Remi Duraffort <remi.duraffort@linaro.org>
#
# This file is part of LAVA.
#
# LAVA is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License version 3
# as published by the Free Software Foundation
#
# LAVA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with LAVA. If not, see <http://www.gnu.org/licenses/>.
import os
import yaml
import logging
from django.db import DataError
from django.utils.translation import ungettext_lazy
from django.core.exceptions import PermissionDenied
from linaro_django_xmlrpc.models import AuthToken
def help_max_length(max_length):
return ungettext_lazy( # pylint: disable=no-member
u"Maximum length: {0} character", u"Maximum length: {0} characters", max_length
).format(max_length)
class StreamEcho: # pylint: disable=too-few-public-methods
def write(self, value): # pylint: disable=no-self-use,
return value
def description_filename(job):
filename = os.path.join(job.output_dir, "description.yaml")
if not os.path.exists(filename):
return None
return filename
class V2Loader(yaml.Loader):
def remove_pipeline_module(self, suffix, node):
if "lava_dispatcher.pipeline" in suffix:
suffix = suffix.replace("lava_dispatcher.pipeline", "lava_dispatcher")
return self.construct_python_object(suffix, node)
def remove_pipeline_module_name(self, suffix, node):
# Fix old dumps when "pipeline" was a module
if "lava_dispatcher.pipeline" in suffix:
suffix = suffix.replace("lava_dispatcher.pipeline", "lava_dispatcher")
# Fix dumps when dispatcher exceptions where not in lava_common.
exceptions = [
"ConfigurationError",
"InfrastructureError",
"JobCanceled",
"JobError",
"LAVABug",
"MultinodeProtocolTimeoutError",
"TestError",
]
for exc in exceptions:
if "lava_dispatcher.action.%s" % exc in suffix:
suffix = suffix.replace(
"lava_dispatcher.action.%s" % exc, "lava_common.exceptions.%s" % exc
)
return self.construct_python_name(suffix, node)
def remove_pipeline_module_new(self, suffix, node):
if "lava_dispatcher.pipeline" in suffix:
suffix = suffix.replace("lava_dispatcher.pipeline", "lava_dispatcher")
return self.construct_python_object_new(suffix, node)
V2Loader.add_multi_constructor(
u"tag:yaml.org,2002:python/name:", V2Loader.remove_pipeline_module_name
)
V2Loader.add_multi_constructor(
u"tag:yaml.org,2002:python/object:", V2Loader.remove_pipeline_module
)
V2Loader.add_multi_constructor(
u"tag:yaml.org,2002:python/object/new:", V2Loader.remove_pipeline_module_new
)
def description_data(job):
logger = logging.getLogger("lava_results_app")
filename = description_filename(job)
if not filename:
return {}
data = None
try:
data = yaml.load(open(filename, "r"), Loader=V2Loader)
except yaml.YAMLError as exc:
logger.error("Unable to parse description for %s", job.id)
logger.exception(exc)
except OSError as exc:
logger.error("Unable to open description for %s", job.id)
logger.exception(exc)
# This should be a dictionary, None is not acceptable
return data if data else {}
# FIXME: relocate these two functions into dbutils to avoid needing django settings here.
# other functions in utils can be run outside django. Remove import of AuthToken.
def anonymous_token(request, job):
querydict = request.GET
user = querydict.get("user", default=None)
token = querydict.get("token", default=None)
# safe to call with (None, None) - returns None
auth_user = AuthToken.get_user_for_secret(username=user, secret=token)
if not user and not job.is_public:
raise PermissionDenied()
if not auth_user:
raise PermissionDenied()
return auth_user
def check_request_auth(request, job):
if job.is_public:
return
if not request.user.is_authenticated:
# handle anonymous access
auth_user = anonymous_token(request, job)
if not auth_user or not job.can_view(auth_user):
raise PermissionDenied()
elif not job.can_view(request.user):
raise PermissionDenied()
def get_testcases_with_limit(testsuite, limit=None, offset=None):
logger = logging.getLogger("lava_results_app")
if limit:
try:
if not offset:
testcases = list(testsuite.testcase_set.all().order_by("id")[:limit])
else:
testcases = list(
testsuite.testcase_set.all().order_by("id")[offset:][:limit]
)
except ValueError as e:
logger.warning("Offset and limit must be integers: %s", str(e))
return []
except DataError as e:
logger.warning("Offset must be positive integer: %s", str(e))
return []
else:
testcases = list(testsuite.testcase_set.all().order_by("id"))
return testcases
def testcase_export_fields():
"""
Keep this list in sync with the keys in export_testcase
:return: list of fields used in export_testcase
"""
return [
"job",
"suite",
"result",
"measurement",
"unit",
"duration",
"timeout",
"logged",
"level",
"metadata",
"url",
"name",
"id",
"log_start_line",
"log_end_line",
]
def export_testcase(testcase, with_buglinks=False):
"""
Returns string versions of selected elements of a TestCase
Unicode causes issues with CSV and can complicate YAML parsing
with non-python parsers.
:param testcase: list of TestCase objects
:return: Dictionary containing relevant information formatted for export
"""
metadata = dict(testcase.action_metadata) if testcase.action_metadata else {}
extra_source = []
extra_data = metadata.get("extra")
if isinstance(extra_data, str) and os.path.exists(extra_data):
with open(metadata["extra"], "r") as extra_file:
# TODO: this can fail!
items = yaml.load(extra_file, Loader=yaml.CLoader)
# hide the !!python OrderedDict prefix from the output.
for key, value in items.items():
extra_source.append({key: value})
metadata["extra"] = extra_source
casedict = {
"name": str(testcase.name),
"job": str(testcase.suite.job_id),
"suite": str(testcase.suite.name),
"result": str(testcase.result_code),
"measurement": str(testcase.measurement),
"unit": str(testcase.units),
"level": metadata.get("level", ""),
"url": str(testcase.get_absolute_url()),
"id": str(testcase.id),
"logged": str(testcase.logged),
"log_start_line": str(testcase.start_log_line)
if testcase.start_log_line
else "",
"log_end_line": str(testcase.end_log_line) if testcase.end_log_line else "",
"metadata": metadata,
}
if with_buglinks:
casedict["buglinks"] = [
str(url) for url in testcase.buglinks.values_list("url", flat=True)
]
return casedict
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