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#!/usr/bin/env python3
#
# Copyright (C) 2018 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#
# This test script to be used by the build server.
# It is supposed to be executed from trusty root directory
# and expects the following environment variables:
#
"""Parse trusty build and test configuration files."""
import argparse
import os
import re
from typing import List
script_dir = os.path.dirname(os.path.abspath(__file__))
class TrustyBuildConfigProject(object):
"""Stores build enabled status and test lists for a project
Attributes:
build: A boolean indicating if project should be built be default.
tests: A list of commands to run to test this project.
also_build: Set of project to also build if building this one.
"""
def __init__(self):
"""Inits TrustyBuildConfigProject with an empty test list and no
build."""
self.build = False
self.tests = []
self.also_build = {}
class TrustyPortTestFlags(object):
"""Stores need flags for a test or provide flags for a test environment."""
ALLOWED_FLAGS = {"android", "storage_boot", "storage_full", "smp4"}
def __init__(self, **flags):
self.flags = set()
self.set(**flags)
def set(self, **flags):
"""Set flags."""
for name, arg in flags.items():
if name in self.ALLOWED_FLAGS:
if arg:
self.flags.add(name)
else:
self.flags.discard(name)
else:
raise TypeError("Unexpected flag: " + name)
def match_provide(self, provide):
return self.flags.issubset(provide.flags)
class TrustyArchiveBuildFile(object):
"""Copy a file to archive directory after a build."""
def __init__(self, src, dest, optional):
self.src = src
self.dest = dest
self.optional = optional
class TrustyTest(object):
"""Stores a pair of a test name and a command to run"""
def __init__(self, name, command, enabled):
self.name = name
self.command = command
self.enabled = enabled
class TrustyHostTest(TrustyTest):
"""Stores a pair of a test name and a command to run on host."""
class TrustyHostTestFlags:
"""Enable needs to be matched with provides without special casing"""
@staticmethod
def match_provide(_):
# cause host test to be filtered out if they appear in a boottests
# or androidportests environment which provides a set of features.
return False
need = TrustyHostTestFlags()
class TrustyAndroidTest(TrustyTest):
"""Stores a test name and command to run inside Android"""
def __init__(self, name, command, enabled=True, nameprefix="", runargs=(),
timeout=None):
nameprefix = nameprefix + "android-test:"
cmd = ["run", "--headless", "--shell-command", command]
if timeout:
cmd += ['--timeout', str(timeout)]
if runargs:
cmd += list(runargs)
super().__init__(nameprefix + name, cmd, enabled)
self.shell_command = command
class TrustyPortTest(TrustyTest):
"""Stores a trusty port name for a test to run."""
def __init__(self, port, enabled=True, timeout=None):
super().__init__(port, None, enabled)
self.port = port
self.need = TrustyPortTestFlags()
self.timeout = timeout
def needs(self, **need):
self.need.set(**need)
return self
def into_androidporttest(self, cmdargs, **kwargs):
cmdargs = list(cmdargs)
cmd = " ".join(["/vendor/bin/trusty-ut-ctrl", self.port] + cmdargs)
return TrustyAndroidTest(self.name, cmd, self.enabled,
timeout=self.timeout, **kwargs)
def into_bootporttest(self) -> TrustyTest:
cmd = ["run", "--headless", "--boot-test", self.port]
cmd += ['--timeout', str(self.timeout)] if self.timeout else []
return TrustyTest("boot-test:" + self.port, cmd, self.enabled)
class TrustyCommand:
"""Base class for all types of commands that are *not* tests"""
def __init__(self, name):
self.name = name
self.enabled = True
# avoids special cases in list_config
self.command = []
# avoids special cases in porttest_match
self.need = TrustyPortTestFlags()
def needs(self, **_):
"""Allows commands to be used inside a needs block."""
return self
def into_androidporttest(self, **_):
return self
def into_bootporttest(self):
return self
class TrustyRebootCommand(TrustyCommand):
"""Marker object which causes the test environment to be rebooted before the
next test is run. Used to reset the test environment and to test storage.
TODO: The current qemu.py script does a factory reset as part a reboot.
We probably want a parameter or separate command to control that.
"""
def __init__(self):
super().__init__("reboot command")
class TrustyCompositeTest(TrustyTest):
"""Stores a sequence of tests that must execute in order"""
def __init__(self, name: str,
sequence: List[TrustyPortTest | TrustyCommand],
enabled=True):
super().__init__(name, [], enabled)
self.sequence = sequence
flags = set()
for subtest in sequence:
flags.update(subtest.need.flags)
self.need = TrustyPortTestFlags(**{flag: True for flag in flags})
def needs(self, **need):
self.need.set(**need)
return self
def into_androidporttest(self, **kwargs):
# because the needs of the composite test is the union of the needs of
# its subtests, we do not need to filter out any subtests; all needs met
self.sequence = [subtest.into_androidporttest(**kwargs)
for subtest in self.sequence]
return self
def into_bootporttest(self):
# similarly to into_androidporttest, we do not need to filter out tests
self.sequence = [subtest.into_bootporttest()
for subtest in self.sequence]
return self
class TrustyBuildConfig(object):
"""Trusty build and test configuration file parser."""
def __init__(self, config_file=None, debug=False, android=None):
"""Inits TrustyBuildConfig.
Args:
config_file: Optional config file path. If omitted config file is
found relative to script directory.
debug: Optional boolean value. Set to True to enable debug messages.
"""
self.debug = debug
self.android = android
self.projects = {}
self.dist = []
if config_file is None:
config_file = os.path.join(script_dir, "build-config")
self.read_config_file(config_file)
def read_config_file(self, path, optional=False):
"""Main parser function called constructor or recursively by itself."""
if optional and not os.path.exists(path):
if self.debug:
print("Skipping optional config file:", path)
return []
if self.debug:
print("Reading config file:", path)
config_dir = os.path.dirname(path)
def _flatten_list(inp, out):
for obj in inp:
if isinstance(obj, list):
_flatten_list(obj, out)
else:
out.append(obj)
def flatten_list(inp):
out = []
_flatten_list(inp, out)
return out
def include(path, optional=False):
"""Process include statement in config file."""
if self.debug:
print("include", path, "optional", optional)
if path.startswith("."):
path = os.path.join(config_dir, path)
return self.read_config_file(path=path, optional=optional)
def build(projects, enabled=True, dist=None):
"""Process build statement in config file."""
for project_name in projects:
if self.debug:
print("build", project_name, "enabled", enabled)
project = self.get_project(project_name)
project.build = bool(enabled)
if dist:
for item in dist:
assert isinstance(item, TrustyArchiveBuildFile), item
self.dist.append(item)
def builddep(projects, needs):
"""Process build statement in config file."""
for project_name in projects:
project = self.get_project(project_name)
for project_dep_name in needs:
project_dep = self.get_project(project_dep_name)
if self.debug:
print("build", project_name, "needs", project_dep_name)
project.also_build[project_dep_name] = project_dep
def archive(src, dest=None, optional=False):
return TrustyArchiveBuildFile(src, dest, optional)
def testmap(projects, tests=()):
"""Process testmap statement in config file."""
for project_name in projects:
if self.debug:
print("testmap", project_name, "build", build)
for test in tests:
print(test)
project = self.get_project(project_name)
project.tests += flatten_list(tests)
def hosttest(host_cmd, enabled=True):
return TrustyHostTest("host-test:" + host_cmd,
["host_tests/" + host_cmd], enabled)
def hosttests(tests):
return [test for test in flatten_list(tests)
if isinstance(test, TrustyHostTest)]
def porttest_match(test, provides):
return test.need.match_provide(provides)
def porttests_filter(tests, provides):
return [test for test in flatten_list(tests)
if porttest_match(test, provides)]
def boottests(port_tests, provides=None):
if provides is None:
provides = TrustyPortTestFlags(storage_boot=True,
smp4=True)
return [test.into_bootporttest()
for test in porttests_filter(port_tests, provides)]
def androidporttests(port_tests, provides=None, nameprefix="",
cmdargs=(), runargs=()):
nameprefix = nameprefix + "android-port-test:"
if provides is None:
provides = TrustyPortTestFlags(android=True,
storage_boot=True,
storage_full=True,
smp4=True)
return [test.into_androidporttest(nameprefix=nameprefix,
cmdargs=cmdargs,
runargs=runargs)
for test in porttests_filter(port_tests, provides)]
def needs(tests, *args, **kwargs):
return [
test.needs(*args, **kwargs)
for test in flatten_list(tests)
]
file_format = {
"include": include,
"build": build,
"builddep": builddep,
"archive": archive,
"testmap": testmap,
"hosttest": hosttest,
"porttest": TrustyPortTest,
"compositetest": TrustyCompositeTest,
"porttestflags": TrustyPortTestFlags,
"hosttests": hosttests,
"boottests": boottests,
"androidtest": TrustyAndroidTest,
"androidporttests": androidporttests,
"needs": needs,
"reboot": TrustyRebootCommand,
}
with open(path, encoding="utf8") as f:
code = compile(f.read(), path, "eval")
config = eval(code, file_format) # pylint: disable=eval-used
return flatten_list(config)
def get_project(self, project):
"""Return TrustyBuildConfigProject entry for a project."""
if project not in self.projects:
self.projects[project] = TrustyBuildConfigProject()
return self.projects[project]
def get_projects(self, build=None, have_tests=None):
"""Return a list of projects.
Args:
build: If True only return projects that should be built. If False
only return projects that should not be built. If None return
both projects that should be built and not be built. (default
None).
have_tests: If True only return projects that have tests. If False
only return projects that don't have tests. If None return
projects regardless if they have tests. (default None).
"""
def match(item):
"""filter function for get_projects."""
project = self.projects[item]
return ((build is None or build == project.build) and
(have_tests is None or
have_tests == bool(project.tests)))
return (project for project in sorted(self.projects.keys())
if match(project))
def list_projects(args):
"""Read config file and print a list of projects.
See TrustyBuildConfig.get_projects for filtering options.
Args:
args: Program arguments.
"""
config = TrustyBuildConfig(config_file=args.file, debug=args.debug)
for project in sorted(config.get_projects(**dict(args.filter))):
print(project)
def list_config(args):
"""Read config file and print all project and tests."""
config = TrustyBuildConfig(config_file=args.file, debug=args.debug)
print("Projects:")
for project_name, project in sorted(config.projects.items()):
print(" " + project_name + ":")
print(" Build:", project.build)
print(" Tests:")
for test in project.tests:
print(" " + test.name + ":")
print(" " + str(test.command))
for build in [True, False]:
print()
print("Build:" if build else "Don't build:")
for tested in [True, False]:
projects = config.get_projects(build=build, have_tests=tested)
for project in sorted(projects):
print(" " + project + ":")
project_config = config.get_project(project)
for test in project_config.tests:
print(" " + test.name)
if projects and not tested:
print(" No tests")
def any_test_name(regex, tests):
"""Checks the name of all tests in a list for a regex.
This is intended only as part of the selftest facility, do not use it
to decide how to consider actual tests.
Args:
tests: List of tests to check the names of
regex: Regular expression to check them for (as a string)
"""
return any(re.match(regex, test.name) is not None for test in tests)
def has_host(tests):
"""Checks for a host test in the provided tests by name.
This is intended only as part of the selftest facility, do not use it
to decide how to consider actual tests.
Args:
tests: List of tests to check for host tests
"""
return any_test_name("host-test:", tests)
def has_unit(tests):
"""Checks for a unit test in the provided tests by name.
This is intended only as part of the selftest facility, do not use it
to decide how to consider actual tests.
Args:
tests: List of tests to check for unit tests
"""
return any_test_name("boot-test:", tests)
def test_config(args):
"""Test config file parser.
Uses a test config file where all projects have names that describe if they
should be built and if they have tests.
Args:
args: Program arguments.
"""
config_file = os.path.join(script_dir, "trusty_build_config_self_test_main")
config = TrustyBuildConfig(config_file=config_file, debug=args.debug)
projects_build = {}
project_regex = re.compile(
r"self_test\.build_(yes|no)\.tests_(none|host|unit|both)\..*")
for build in [None, True, False]:
projects_build[build] = {}
for tested in [None, True, False]:
projects = list(config.get_projects(build=build, have_tests=tested))
projects_build[build][tested] = projects
if args.debug:
print("Build", build, "tested", tested, "count", len(projects))
assert projects
for project in projects:
if args.debug:
print("-", project)
m = project_regex.match(project)
assert m
if build is not None:
assert m.group(1) == ("yes" if build else "no")
if tested is not None:
if tested:
assert (m.group(2) == "host" or
m.group(2) == "unit" or
m.group(2) == "both")
else:
assert m.group(2) == "none"
assert(projects_build[build][None] ==
sorted(projects_build[build][True] +
projects_build[build][False]))
for tested in [None, True, False]:
assert(projects_build[None][tested] ==
sorted(projects_build[True][tested] +
projects_build[False][tested]))
print("get_projects test passed")
reboot_seen = False
def check_test(i, test):
match test:
case TrustyTest():
host_m = re.match(r"host-test:self_test.*\.(\d+)",
test.name)
unit_m = re.match(r"boot-test:self_test.*\.(\d+)",
test.name)
if args.debug:
print(project, i, test.name)
m = host_m or unit_m
assert m
assert m.group(1) == str(i + 1)
case TrustyRebootCommand():
assert False, "Reboot outside composite command"
case _:
assert False, "Unexpected test type"
def check_subtest(i, test):
nonlocal reboot_seen
match test:
case TrustyRebootCommand():
reboot_seen = True
case _:
check_test(i, test)
for project_name in config.get_projects():
project = config.get_project(project_name)
if args.debug:
print(project_name, project)
m = project_regex.match(project_name)
assert m
kind = m.group(2)
if kind == "both":
assert has_host(project.tests)
assert has_unit(project.tests)
elif kind == "unit":
assert not has_host(project.tests)
assert has_unit(project.tests)
elif kind == "host":
assert has_host(project.tests)
assert not has_unit(project.tests)
elif kind == "none":
assert not has_host(project.tests)
assert not has_unit(project.tests)
else:
assert False, "Unknown project kind"
for i, test in enumerate(project.tests):
match test:
case TrustyCompositeTest():
# because one of its subtest needs storage_boot,
# the composite test should similarly need it
assert "storage_boot" in test.need.flags
for subtest in test.sequence:
check_subtest(i, subtest)
case _:
check_test(i, test)
assert reboot_seen
print("get_tests test passed")
def main():
top = os.path.abspath(os.path.join(script_dir, "../../../../.."))
os.chdir(top)
parser = argparse.ArgumentParser()
parser.add_argument("-d", "--debug", action="store_true")
parser.add_argument("--file")
# work around for https://bugs.python.org/issue16308
parser.set_defaults(func=lambda args: parser.print_help())
subparsers = parser.add_subparsers()
parser_projects = subparsers.add_parser("projects",
help="list project names")
group = parser_projects.add_mutually_exclusive_group()
group.add_argument("--with-tests", action="append_const",
dest="filter", const=("have_tests", True),
help="list projects that have tests")
group.add_argument("--without-tests", action="append_const",
dest="filter", const=("have_tests", False),
help="list projects that don't have tests")
group = parser_projects.add_mutually_exclusive_group()
group.add_argument("--all", action="append_const",
dest="filter", const=("build", None),
help="include disabled projects")
group.add_argument("--disabled", action="append_const",
dest="filter", const=("build", False),
help="only list disabled projects")
parser_projects.set_defaults(func=list_projects, filter=[("build", True)])
parser_config = subparsers.add_parser("config", help="dump config")
parser_config.set_defaults(func=list_config)
parser_config = subparsers.add_parser("selftest", help="test config parser")
parser_config.set_defaults(func=test_config)
args = parser.parse_args()
args.func(args)
if __name__ == "__main__":
main()