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# -*- coding: utf-8 -*-
# Copyright (C) 2015 Canonical Ltd.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# This program 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.
from __future__ import print_function
from collections import defaultdict
from contextlib import closing
import os
import subprocess
import tempfile
from textwrap import dedent
import time
import urllib
import apt_pkg
from consts import BINARIES
FETCH_RETRIES = 3
class TouchManifest(object):
"""Parses a corresponding touch image manifest.
Based on http://cdimage.u.c/ubuntu-touch/daily-preinstalled/pending/vivid-preinstalled-touch-armhf.manifest
Assumes the deployment is arranged in a way the manifest is available
and fresh on:
'{britney_cwd}/boottest/images/{distribution}/{series}/manifest'
Only binary name matters, version is ignored, so callsites can:
>>> manifest = TouchManifest('ubuntu-touch', 'vivid')
>>> 'webbrowser-app' in manifest
True
>>> 'firefox' in manifest
False
"""
def __init__(self, project, series, verbose=False, fetch=True):
self.verbose = verbose
self.path = "boottest/images/{}/{}/manifest".format(
project, series)
success = False
if fetch:
retries = FETCH_RETRIES
success = self.__fetch_manifest(project, series)
while retries > 0 and not success:
success = self.__fetch_manifest(project, series)
retries -= 1
if not success:
print("E: [%s] - Unable to fetch manifest: %s %s" % (
time.asctime(), project, series))
self._manifest = self._load()
def __fetch_manifest(self, project, series):
url = "http://cdimage.ubuntu.com/{}/daily-preinstalled/" \
"pending/{}-preinstalled-touch-armhf.manifest".format(
project, series
)
success = False
if self.verbose:
print(
"I: [%s] - Fetching manifest from %s" % (
time.asctime(), url))
print("I: [%s] - saving it to %s" % (time.asctime(), self.path))
try:
response = urllib.urlopen(url)
except IOError as e:
print("W: [%s] - error connecting to %s: %s" % (
time.asctime(), self.path, e))
return success # failure
# Only [re]create the manifest file if one was successfully downloaded
# this allows for an existing image to be used if the download fails.
if response.code == 200:
path_dir = os.path.dirname(self.path)
if not os.path.exists(path_dir):
os.makedirs(path_dir)
with open(self.path, 'w') as fp:
fp.write(response.read())
success = True
return success
def _load(self):
pkg_list = []
if not os.path.exists(self.path):
return pkg_list
with open(self.path) as fd:
for line in fd.readlines():
# skip headers and metadata
if 'DOCTYPE' in line:
continue
name, version = line.split()
name = name.split(':')[0]
if name == 'click':
continue
pkg_list.append(name)
return sorted(pkg_list)
def __contains__(self, key):
return key in self._manifest
class BootTest(object):
"""Boottest criteria for Britney.
This class provides an API for handling the boottest-jenkins
integration layer (mostly derived from auto-package-testing/adt):
"""
VALID_STATUSES = ('PASS', 'SKIPPED')
EXCUSE_LABELS = {
"PASS": '<span style="background:#87d96c">Pass</span>',
"SKIPPED": '<span style="background:#e5c545">Skipped</span>',
"FAIL": '<span style="background:#ff6666">Regression</span>',
"RUNNING": '<span style="background:#99ddff">Test in progress</span>',
}
script_path = os.path.expanduser(
"~/auto-package-testing/jenkins/boottest-britney")
def __init__(self, britney, distribution, series, debug=False):
self.britney = britney
self.distribution = distribution
self.series = series
self.debug = debug
self.rc_path = None
self._read()
manifest_fetch = getattr(
self.britney.options, "boottest_fetch", "no") == "yes"
self.phone_manifest = TouchManifest(
'ubuntu-touch', self.series, fetch=manifest_fetch,
verbose=self.britney.options.verbose)
@property
def _request_path(self):
return "boottest/work/adt.request.%s" % self.series
@property
def _result_path(self):
return "boottest/work/adt.result.%s" % self.series
def _ensure_rc_file(self):
if self.rc_path:
return
self.rc_path = os.path.abspath("boottest/rc.%s" % self.series)
with open(self.rc_path, "w") as rc_file:
home = os.path.expanduser("~")
print(dedent("""\
release: %s
aptroot: ~/.chdist/%s-proposed-armhf/
apturi: file:%s/mirror/%s
components: main restricted universe multiverse
rsync_host: rsync://tachash.ubuntu-ci/adt/
datadir: ~/proposed-migration/boottest/data""" %
(self.series, self.series, home, self.distribution)),
file=rc_file)
def _run(self, *args):
self._ensure_rc_file()
if not os.path.exists(self.script_path):
print("E: [%s] - Boottest/Jenking glue script missing: %s" % (
time.asctime(), self.script_path))
return '-'
command = [
self.script_path,
"-c", self.rc_path,
"-r", self.series,
]
command.extend(args)
return subprocess.check_output(command).strip()
def _read(self):
"""Loads a list of results (sources tests and their status).
Provides internal data for `get_status()`.
"""
self.pkglist = defaultdict(dict)
if not os.path.exists(self._result_path):
return
with open(self._result_path) as f:
for line in f:
line = line.strip()
if line.startswith("Suite:") or line.startswith("Date:"):
continue
linebits = line.split()
if len(linebits) < 2:
print("W: Invalid line format: '%s', skipped" % line)
continue
(src, ver, status) = linebits[:3]
if not (src in self.pkglist and ver in self.pkglist[src]):
self.pkglist[src][ver] = status
def get_status(self, name, version):
"""Return test status for the given source name and version."""
return self.pkglist[name][version]
def request(self, packages):
"""Requests boottests for the given sources list ([(src, ver),])."""
request_path = self._request_path
if os.path.exists(request_path):
os.unlink(request_path)
with closing(tempfile.NamedTemporaryFile(mode="w")) as request_file:
for src, ver in packages:
if src in self.pkglist and ver in self.pkglist[src]:
continue
print("%s %s" % (src, ver), file=request_file)
# Update 'pkglist' so even if submit/collect is not called
# (dry-run), britney has some results.
self.pkglist[src][ver] = 'RUNNING'
request_file.flush()
self._run("request", "-O", request_path, request_file.name)
def submit(self):
"""Submits the current boottests requests for processing."""
self._run("submit", self._request_path)
def collect(self):
"""Collects boottests results and updates internal registry."""
self._run("collect", "-O", self._result_path)
self._read()
def needs_test(self, name, version):
"""Whether or not the given source and version should be tested.
Sources are only considered for boottesting if they produce binaries
that are part of the phone image manifest. See `TouchManifest`.
"""
# Discover all binaries for the 'excused' source.
unstable_sources = self.britney.sources['unstable']
# Dismiss if source is not yet recognized (??).
if name not in unstable_sources:
return False
# Binaries are a seq of "<binname>/<arch>" and, practically, boottest
# is only concerned about armhf binaries mentioned in the phone
# manifest. Anything else should be skipped.
phone_binaries = [
b for b in unstable_sources[name][BINARIES]
if b.split('/')[1] in self.britney.options.boottest_arches.split()
and b.split('/')[0] in self.phone_manifest
]
return bool(phone_binaries)
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