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# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation
# files (the "Software"), to deal in the Software without
# restriction, including without limitation the rights to use,
# copy, modify, merge, publish, distribute, sublicense, and/or
# sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following
# conditions:
#
# This permission notice shall be included in all copies or
# substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
# PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHOR(S) BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
# OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
# Piglit core
from __future__ import print_function, absolute_import
import errno
import os
import re
import subprocess
import sys
import ConfigParser
from framework import exceptions
__all__ = [
'PIGLIT_CONFIG',
'PLATFORMS',
'PiglitConfig',
'Options',
'collect_system_info',
'parse_listfile',
]
PLATFORMS = ["glx", "x11_egl", "wayland", "gbm", "mixed_glx_egl"]
class PiglitConfig(ConfigParser.SafeConfigParser):
"""Custom Config parser that provides a few extra helpers."""
def __init__(self, *args, **kwargs):
# In Python2 the ConfigParser classes are old style, you can't use
# super() on them. sigh
ConfigParser.SafeConfigParser.__init__(self, *args, **kwargs)
self.filename = None
def readfp(self, fp, filename=None):
# In Python2 the ConfigParser classes are old style, you can't use
# super() on them. sigh
ConfigParser.SafeConfigParser.readfp(self, fp, filename)
self.filename = os.path.abspath(filename or fp.name)
def safe_get(self, *args, **kwargs):
"""A version of self.get that doesn't raise NoSectionError or
NoOptionError.
This is equivalent to passing if the option isn't found. It will return
None if an error is caught
"""
try:
return self.get(*args, **kwargs)
except (ConfigParser.NoOptionError, ConfigParser.NoSectionError):
return None
def required_get(self, section, option, **kwargs):
"""A version fo self.get that raises PiglitFatalError.
If self.get returns NoSectionError or NoOptionError then this will
raise a PiglitFatalException, aborting the program.
"""
try:
return self.get(section, option, **kwargs)
except ConfigParser.NoSectionError:
raise exceptions.PiglitFatalError(
'No Section "{}" in file "{}".\n'
'This section is required.'.format(
section, self.filename))
except ConfigParser.NoOptionError:
raise exceptions.PiglitFatalError(
'No option "{}" from section "{}" in file "{}".\n'
'This option is required.'.format(
option, section, self.filename))
PIGLIT_CONFIG = PiglitConfig(allow_no_value=True)
def get_config(arg=None):
if arg:
PIGLIT_CONFIG.readfp(arg)
else:
# Load the piglit.conf. First try looking in the current directory,
# then trying the XDG_CONFIG_HOME, then $HOME/.config/, finally try the
# piglit root dir
for d in ['.',
os.environ.get('XDG_CONFIG_HOME',
os.path.expandvars('$HOME/.config')),
os.path.join(os.path.dirname(__file__), '..')]:
try:
with open(os.path.join(d, 'piglit.conf'), 'r') as f:
PIGLIT_CONFIG.readfp(f)
break
except IOError:
pass
# Ensure the given directory exists
def checkDir(dirname, failifexists):
exists = True
try:
os.stat(dirname)
except OSError as e:
if e.errno == errno.ENOENT or e.errno == errno.ENOTDIR:
exists = False
if exists and failifexists:
print("%(dirname)s exists already.\nUse --overwrite if "
"you want to overwrite it.\n" % locals(), file=sys.stderr)
exit(1)
try:
os.makedirs(dirname)
except OSError as e:
if e.errno != errno.EEXIST:
raise
class Options(object):
""" Contains options for a piglit run
Options are as follows:
concurrent -- True if concurrency is to be used
execute -- False for dry run
filter -- list of compiled regex which include exclusively tests that match
exclude_filter -- list of compiled regex which exclude tests that match
valgrind -- True if valgrind is to be used
dmesg -- True if dmesg checking is desired. This forces concurrency off
env -- environment variables set for each test before run
"""
def __init__(self, concurrent=True, execute=True, include_filter=None,
exclude_filter=None, valgrind=False, dmesg=False, sync=False):
self.concurrent = concurrent
self.execute = execute
self.filter = \
[re.compile(x, re.IGNORECASE) for x in include_filter or []]
self.exclude_filter = \
[re.compile(x, re.IGNORECASE) for x in exclude_filter or []]
self.exclude_tests = set()
self.valgrind = valgrind
self.dmesg = dmesg
self.sync = sync
# env is used to set some base environment variables that are not going
# to change across runs, without sending them to os.environ which is
# fickle and easy to break
self.env = {
'PIGLIT_SOURCE_DIR':
os.environ.get(
'PIGLIT_SOURCE_DIR',
os.path.abspath(os.path.join(os.path.dirname(__file__),
'..')))
}
def __iter__(self):
for key, values in self.__dict__.iteritems():
# If the values are regex compiled then yield their pattern
# attribute, which is the original plaintext they were compiled
# from, otherwise yield them normally.
if key in ['filter', 'exclude_filter']:
yield (key, [x.pattern for x in values])
else:
yield (key, values)
def collect_system_info():
""" Get relavent information about the system running piglit
This method runs through a list of tuples, where element 1 is the name of
the program being run, and elemnt 2 is a command to run (in a form accepted
by subprocess.Popen)
"""
progs = [('wglinfo', ['wglinfo']),
('glxinfo', ['glxinfo']),
('uname', ['uname', '-a']),
('lspci', ['lspci'])]
result = {}
for name, command in progs:
try:
result[name] = subprocess.check_output(command,
stderr=subprocess.STDOUT)
except OSError as e:
# If we get the 'no file or directory' error then pass, that means
# that the binary isn't installed or isn't relavent to the system.
# If it's any other OSError, then raise
if e.errno != errno.ENOENT:
raise
except subprocess.CalledProcessError:
# If the binary is installed by doesn't work on the window system
# (glxinfo) it will raise this error. go on
pass
return result
def parse_listfile(filename):
"""
Parses a newline-seperated list in a text file and returns a python list
object. It will expand tildes on Unix-like system to the users home
directory.
ex file.txt:
~/tests1
~/tests2/main
/tmp/test3
returns:
['/home/user/tests1', '/home/users/tests2/main', '/tmp/test3']
"""
with open(filename, 'r') as file:
return [os.path.expanduser(i.strip()) for i in file.readlines()]
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