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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
"""
testing/buildlog.py
A BuildLog holds the tests of a build.
BuildLog.classifiers finds the set of classifier strings.
"""
import os
import platform
import shutil
import sys
from collections import namedtuple
from textwrap import dedent
from .helper import script_dir
LogEntry = namedtuple("LogEntry", ["log_dir", "build_dir", "build_classifiers"])
is_ci = os.environ.get("QTEST_ENVIRONMENT", "") == "ci"
class BuildLog(object):
"""
This class is a convenience wrapper around a list of log entries.
The list of entries is sorted by date and checked for consistency.
For simplicity and readability, the log entries are named tuples.
"""
def __init__(self):
history_dir = os.path.join(script_dir, "build_history")
build_history = []
for timestamp in os.listdir(history_dir):
log_dir = os.path.join(history_dir, timestamp)
if not os.path.isdir(log_dir):
continue
fpath = os.path.join(log_dir, "build_dir.txt")
if not os.path.exists(fpath):
continue
with open(fpath) as f:
f_contents = f.read().strip()
f_contents_split = f_contents.splitlines()
try:
if len(f_contents_split) == 2:
build_dir = f_contents_split[0]
build_classifiers = f_contents_split[1]
else:
build_dir = f_contents_split[0]
build_classifiers = ""
except IndexError:
print(
dedent(
f"""
Error: There was an issue finding the build dir and its
characteristics, in the following considered file: '{fpath}'
"""
)
)
sys.exit(1)
if not os.path.exists(build_dir):
rel_dir, low_part = os.path.split(build_dir)
rel_dir, two_part = os.path.split(rel_dir)
if two_part.startswith("pyside") and two_part.endswith("build"):
build_dir = os.path.abspath(os.path.join(two_part, low_part))
if os.path.exists(build_dir):
print("Note: build_dir was probably moved.")
else:
print(f"Warning: missing build dir {build_dir}")
continue
entry = LogEntry(log_dir, build_dir, build_classifiers)
build_history.append(entry)
# we take the latest build for now.
build_history.sort()
self.history = build_history
self._buildno = None
if not is_ci:
# there seems to be a timing problem in RHel 7.6, so we better don't touch it
self.prune_old_entries(history_dir)
def prune_old_entries(self, history_dir):
lst = []
for timestamp in os.listdir(history_dir):
log_dir = os.path.join(history_dir, timestamp)
if not os.path.isdir(log_dir):
continue
lst.append(log_dir)
if lst:
def warn_problem(func, path, exc_info):
cls, ins, _ = exc_info
print(
f"rmtree({func.__name__}) warning: problem with "
f"{path}:\n {cls.__name__}: {ins.args}"
)
lst.sort()
log_dir = lst[-1]
fname = os.path.basename(log_dir)
ref_date_str = fname[:10]
for log_dir in lst:
fname = os.path.basename(log_dir)
date_str = fname[:10]
if date_str != ref_date_str:
shutil.rmtree(log_dir, onerror=warn_problem)
def set_buildno(self, buildno):
self.history[buildno] # test
self._buildno = buildno
@property
def selected(self):
if self._buildno is None:
return None
if self.history is None:
return None
return self.history[self._buildno]
@property
def classifiers(self):
if not self.selected:
raise ValueError("+++ No build with the configuration found!")
# Python2 legacy: Correct 'linux2' to 'linux', recommended way.
plat_name = "linux" if sys.platform.startswith("linux") else sys.platform
res = [plat_name, "qt6"]
if is_ci:
res.append("ci")
if self.selected.build_classifiers:
# Use classifier string encoded into build_dir.txt file.
res.extend(self.selected.build_classifiers.split("-"))
else:
# the rest must be guessed from the given filename
path = self.selected.build_dir
base = os.path.basename(path)
res.extend(base.split("-"))
# add all the python and qt subkeys
for entry in res:
parts = entry.split(".")
for idx in range(len(parts)):
key = ".".join(parts[:idx])
if key not in res:
res.append(key)
# Allow to check the processor.
# This gives "i386" or "arm" on macOS.
res.append(platform.processor())
return res
builds = BuildLog()
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