mirror of
https://github.com/ceph/ceph
synced 2024-12-25 12:54:16 +00:00
717 lines
24 KiB
Python
717 lines
24 KiB
Python
# this file is responsible for submitting tests into the queue
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# by generating combinations of facets found in
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# https://github.com/ceph/ceph-qa-suite.git
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import copy
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from datetime import datetime
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import itertools
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import logging
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import os
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import requests
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import pwd
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import subprocess
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import smtplib
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import sys
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import yaml
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from email.mime.text import MIMEText
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from tempfile import NamedTemporaryFile
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import teuthology
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from . import lock
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from .config import config, JobConfig
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from .repo_utils import enforce_repo_state, BranchNotFoundError
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log = logging.getLogger(__name__)
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def main(args):
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verbose = args['--verbose']
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if verbose:
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teuthology.log.setLevel(logging.DEBUG)
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dry_run = args['--dry-run']
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base_yaml_paths = args['<config_yaml>']
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suite = args['--suite'].replace('/', ':')
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ceph_branch = args['--ceph']
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kernel_branch = args['--kernel']
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kernel_flavor = args['--flavor']
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teuthology_branch = args['--teuthology-branch']
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machine_type = args['--machine-type']
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distro = args['--distro']
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suite_branch = args['--suite-branch']
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suite_dir = args['--suite-dir']
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limit = int(args['--limit'])
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priority = int(args['--priority'])
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num = int(args['--num'])
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owner = args['--owner']
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email = args['--email']
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if email:
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config.results_email = email
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timeout = args['--timeout']
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name = make_run_name(suite, ceph_branch, kernel_branch, kernel_flavor,
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machine_type)
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job_config = create_initial_config(suite, suite_branch, ceph_branch,
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teuthology_branch, kernel_branch,
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kernel_flavor, distro, machine_type)
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if suite_dir:
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suite_repo_path = suite_dir
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else:
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suite_repo_path = fetch_suite_repo(job_config.suite_branch,
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test_name=name)
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job_config.name = name
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job_config.priority = priority
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if config.results_email:
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job_config.email = config.results_email
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if owner:
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job_config.owner = owner
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with NamedTemporaryFile(prefix='schedule_suite_',
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delete=False) as base_yaml:
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base_yaml.write(str(job_config))
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base_yaml_path = base_yaml.name
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base_yaml_paths.insert(0, base_yaml_path)
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prepare_and_schedule(job_config=job_config,
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suite_repo_path=suite_repo_path,
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base_yaml_paths=base_yaml_paths,
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limit=limit,
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num=num,
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timeout=timeout,
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dry_run=dry_run,
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verbose=verbose,
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)
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os.remove(base_yaml_path)
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def make_run_name(suite, ceph_branch, kernel_branch, kernel_flavor,
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machine_type, user=None, timestamp=None):
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"""
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Generate a run name based on the parameters. A run name looks like:
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teuthology-2014-06-23_19:00:37-rados-dumpling-testing-basic-plana
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"""
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if not user:
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user = pwd.getpwuid(os.getuid()).pw_name
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# We assume timestamp is a datetime.datetime object
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if not timestamp:
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timestamp = datetime.now().strftime('%Y-%m-%d_%H:%M:%S')
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worker = get_worker(machine_type)
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return '-'.join(
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[user, str(timestamp), suite, ceph_branch,
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kernel_branch, kernel_flavor, worker]
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)
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def fetch_suite_repo(branch, test_name):
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"""
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Fetch the suite repo (and also the teuthology repo) so that we can use it
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to build jobs. Repos are stored in ~/src/.
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The reason the teuthology repo is also fetched is that currently we use
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subprocess to call teuthology-schedule to schedule jobs so we need to make
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sure it is up-to-date. For that reason we always fetch the master branch
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for test scheduling, regardless of what teuthology branch is requested for
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testing.
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:returns: The path to the repo on disk
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"""
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src_base_path = config.src_base_path
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if not os.path.exists(src_base_path):
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os.mkdir(src_base_path)
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suite_repo_path = os.path.join(src_base_path,
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'ceph-qa-suite_' + branch)
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try:
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# When a user is scheduling a test run from their own copy of
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# teuthology, let's not wreak havoc on it.
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if config.automated_scheduling:
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enforce_repo_state(
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repo_url=os.path.join(config.ceph_git_base_url,
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'teuthology.git'),
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dest_path=os.path.join(src_base_path, 'teuthology'),
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branch='master',
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remove_on_error=False,
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)
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enforce_repo_state(
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repo_url=os.path.join(config.ceph_git_base_url,
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'ceph-qa-suite.git'),
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dest_path=suite_repo_path,
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branch=branch,
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)
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except BranchNotFoundError as exc:
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schedule_fail(message=str(exc), name=test_name)
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return suite_repo_path
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def create_initial_config(suite, suite_branch, ceph_branch, teuthology_branch,
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kernel_branch, kernel_flavor, distro, machine_type):
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"""
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Put together the config file used as the basis for each job in the run.
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Grabs hashes for the latest ceph, kernel and teuthology versions in the
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branches specified and specifies them so we know exactly what we're
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testing.
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:returns: A JobConfig object
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"""
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# Put together a stanza specifying the kernel hash
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if kernel_branch == 'distro':
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kernel_hash = 'distro'
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# Skip the stanza if the branch passed is '-'
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elif kernel_branch == '-':
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kernel_hash = None
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else:
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kernel_hash = get_hash('kernel', kernel_branch, kernel_flavor,
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machine_type)
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if not kernel_hash:
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schedule_fail(message="Kernel branch '{branch}' not found".format(
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branch=kernel_branch))
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if kernel_hash:
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log.info("kernel sha1: {hash}".format(hash=kernel_hash))
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kernel_dict = dict(kernel=dict(kdb=True, sha1=kernel_hash))
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else:
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kernel_dict = dict()
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# Get the ceph hash
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ceph_hash = get_hash('ceph', ceph_branch, kernel_flavor, machine_type)
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if not ceph_hash:
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exc = BranchNotFoundError(ceph_branch, 'ceph.git')
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schedule_fail(message=str(exc))
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log.info("ceph sha1: {hash}".format(hash=ceph_hash))
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# Get the ceph package version
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ceph_version = package_version_for_hash(ceph_hash, kernel_flavor,
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machine_type)
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if not ceph_version:
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schedule_fail("Packages for ceph version '{ver}' not found".format(
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ver=ceph_version))
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log.info("ceph version: {ver}".format(ver=ceph_version))
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# Decide what branch of s3-tests to use
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if get_branch_info('s3-tests', ceph_branch):
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s3_branch = ceph_branch
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else:
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log.info("branch {0} not in s3-tests.git; will use master for"
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" s3-tests".format(ceph_branch))
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s3_branch = 'master'
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log.info("s3-tests branch: %s", s3_branch)
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if teuthology_branch:
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if not get_branch_info('teuthology', teuthology_branch):
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exc = BranchNotFoundError(teuthology_branch, 'teuthology.git')
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raise schedule_fail(message=str(exc))
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else:
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# Decide what branch of teuthology to use
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if get_branch_info('teuthology', ceph_branch):
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teuthology_branch = ceph_branch
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else:
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log.info("branch {0} not in teuthology.git; will use master for"
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" teuthology".format(ceph_branch))
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teuthology_branch = 'master'
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log.info("teuthology branch: %s", teuthology_branch)
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if not suite_branch:
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# Decide what branch of ceph-qa-suite to use
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if get_branch_info('ceph-qa-suite', ceph_branch):
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suite_branch = ceph_branch
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else:
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log.info("branch {0} not in ceph-qa-suite.git; will use master for"
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" ceph-qa-suite".format(ceph_branch))
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suite_branch = 'master'
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log.info("ceph-qa-suite branch: %s", suite_branch)
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config_input = dict(
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suite=suite,
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suite_branch=suite_branch,
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ceph_branch=ceph_branch,
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ceph_hash=ceph_hash,
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teuthology_branch=teuthology_branch,
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machine_type=machine_type,
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distro=distro,
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s3_branch=s3_branch,
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)
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conf_dict = substitute_placeholders(dict_templ, config_input)
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conf_dict.update(kernel_dict)
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job_config = JobConfig.from_dict(conf_dict)
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return job_config
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def prepare_and_schedule(job_config, suite_repo_path, base_yaml_paths, limit,
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num, timeout, dry_run, verbose):
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"""
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Puts together some "base arguments" with which to execute
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teuthology-schedule for each job, then passes them and other parameters to
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schedule_suite(). Finally, schedules a "last-in-suite" job that sends an
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email to the specified address (if one is configured).
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"""
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arch = get_arch(job_config.machine_type)
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base_args = [
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os.path.join(os.path.dirname(sys.argv[0]), 'teuthology-schedule'),
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'--name', job_config.name,
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'--num', str(num),
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'--worker', get_worker(job_config.machine_type),
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]
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if job_config.priority:
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base_args.extend(['--priority', str(job_config.priority)])
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if verbose:
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base_args.append('-v')
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if job_config.owner:
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base_args.extend(['--owner', job_config.owner])
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suite_path = os.path.join(suite_repo_path, 'suites',
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job_config.suite.replace(':', '/'))
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# Make sure the yaml paths are actually valid
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for yaml_path in base_yaml_paths:
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full_yaml_path = os.path.join(suite_repo_path, yaml_path)
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if not os.path.exists(full_yaml_path):
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raise IOError("File not found: " + full_yaml_path)
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num_jobs = schedule_suite(
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job_config=job_config,
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path=suite_path,
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base_yamls=base_yaml_paths,
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base_args=base_args,
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arch=arch,
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limit=limit,
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dry_run=dry_run,
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)
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if job_config.email and num_jobs:
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arg = copy.deepcopy(base_args)
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arg.append('--last-in-suite')
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arg.extend(['--email', job_config.email])
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if timeout:
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arg.extend(['--timeout', timeout])
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if dry_run:
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log.info('dry-run: %s' % ' '.join(arg))
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else:
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subprocess.check_call(
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args=arg,
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)
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def schedule_fail(message, name=''):
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"""
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If an email address has been specified anywhere, send an alert there. Then
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raise a ScheduleFailError.
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"""
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email = config.results_email
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if email:
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subject = "Failed to schedule {name}".format(name=name)
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msg = MIMEText(message)
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msg['Subject'] = subject
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msg['From'] = config.results_sending_email
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msg['To'] = email
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smtp = smtplib.SMTP('localhost')
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smtp.sendmail(msg['From'], [msg['To']], msg.as_string())
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smtp.quit()
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raise ScheduleFailError(message, name)
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class ScheduleFailError(RuntimeError):
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def __init__(self, message, name=None):
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self.message = message
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self.name = name
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def __str__(self):
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return "Job scheduling {name} failed: {msg}".format(
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name=self.name,
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msg=self.message,
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).replace(' ', ' ')
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def get_worker(machine_type):
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"""
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Map a given machine_type to a beanstalkd worker. If machine_type mentions
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multiple machine types - e.g. 'plana,mira', then this returns 'multi'.
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Otherwise it returns what was passed.
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"""
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if ',' in machine_type:
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return 'multi'
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else:
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return machine_type
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def get_hash(project='ceph', branch='master', flavor='basic',
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machine_type='plana', distro='ubuntu'):
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"""
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Find the hash representing the head of the project's repository via
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querying a gitbuilder repo.
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Will return None in the case of a 404 or any other HTTP error.
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"""
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# Alternate method for github-hosted projects - left here for informational
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# purposes
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# resp = requests.get(
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# 'https://api.github.com/repos/ceph/ceph/git/refs/heads/master')
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# hash = .json()['object']['sha']
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(arch, release, pkg_type) = get_distro_defaults(distro, machine_type)
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base_url = get_gitbuilder_url(project, release, pkg_type, arch, flavor)
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url = os.path.join(base_url, 'ref', branch, 'sha1')
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resp = requests.get(url)
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if not resp.ok:
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return None
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return str(resp.text.strip())
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def get_distro_defaults(distro, machine_type):
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"""
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Given a distro (e.g. 'ubuntu') and machine type, return:
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(arch, release, pkg_type)
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This is mainly used to default to:
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('x86_64', 'precise', 'deb') when passed 'ubuntu' and 'plana'
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And ('armv7l', 'saucy', 'deb') when passed 'ubuntu' and 'saya'
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And ('x86_64', 'centos6', 'rpm') when passed anything non-ubuntu
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"""
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if distro == 'ubuntu':
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if machine_type == 'saya':
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arch = 'armv7l'
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release = 'saucy'
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pkg_type = 'deb'
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else:
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arch = 'x86_64'
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release = 'precise'
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pkg_type = 'deb'
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else:
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arch = 'x86_64'
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release = 'centos6'
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pkg_type = 'rpm'
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log.debug(
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"Defaults for machine_type %s: arch=%s, release=%s, pkg_type=%s)",
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machine_type, arch, release, pkg_type)
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return (
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arch,
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release,
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pkg_type,
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)
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def get_gitbuilder_url(project, distro, pkg_type, arch, kernel_flavor):
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"""
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Return a base URL like:
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http://gitbuilder.ceph.com/ceph-deb-squeeze-x86_64-basic/
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:param project: 'ceph' or 'kernel'
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:param distro: A distro-ish string like 'trusty' or 'fedora20'
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:param pkg_type: Probably 'rpm' or 'deb'
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:param arch: A string like 'x86_64'
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:param kernel_flavor: A string like 'basic'
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"""
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templ = 'http://gitbuilder.ceph.com/{proj}-{pkg}-{distro}-{arch}-{flav}/'
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return templ.format(proj=project, pkg=pkg_type, distro=distro, arch=arch,
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flav=kernel_flavor)
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def package_version_for_hash(hash, kernel_flavor='basic',
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distro='ubuntu', machine_type='plana'):
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"""
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Does what it says on the tin. Uses gitbuilder repos.
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:returns: a string.
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"""
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(arch, release, pkg_type) = get_distro_defaults(distro, machine_type)
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base_url = get_gitbuilder_url('ceph', release, pkg_type, arch,
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kernel_flavor)
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url = os.path.join(base_url, 'sha1', hash, 'version')
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resp = requests.get(url)
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if resp.ok:
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return resp.text.strip()
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def get_branch_info(project, branch, project_owner='ceph'):
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"""
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Use the GitHub API to query a project's branch. Returns:
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{u'object': {u'sha': <a_sha_string>,
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u'type': <string>,
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u'url': <url_to_commit>},
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u'ref': u'refs/heads/<branch>',
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u'url': <url_to_branch>}
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We mainly use this to check if a branch exists.
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"""
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url_templ = 'https://api.github.com/repos/{project_owner}/{project}/git/refs/heads/{branch}' # noqa
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url = url_templ.format(project_owner=project_owner, project=project,
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branch=branch)
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resp = requests.get(url)
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if resp.ok:
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return resp.json()
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def schedule_suite(job_config,
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path,
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base_yamls,
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base_args,
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arch,
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limit=0,
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dry_run=True,
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):
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"""
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schedule one suite.
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returns number of jobs scheduled
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"""
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machine_type = job_config.machine_type
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suite_name = job_config.suite
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count = 0
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log.debug('Suite %s in %s' % (suite_name, path))
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configs = [(combine_path(suite_name, item[0]), item[1]) for item in
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build_matrix(path)]
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job_count = len(configs)
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log.info('Suite %s in %s generated %d jobs' % (
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suite_name, path, len(configs)))
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for description, fragment_paths in configs:
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if limit > 0 and count >= limit:
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log.info(
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'Stopped after {limit} jobs due to --limit={limit}'.format(
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limit=limit))
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break
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raw_yaml = '\n'.join([file(a, 'r').read() for a in fragment_paths])
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parsed_yaml = yaml.load(raw_yaml)
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os_type = parsed_yaml.get('os_type')
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exclude_arch = parsed_yaml.get('exclude_arch')
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exclude_os_type = parsed_yaml.get('exclude_os_type')
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if exclude_arch and exclude_arch == arch:
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log.info('Skipping due to excluded_arch: %s facets %s',
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exclude_arch, description)
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continue
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if exclude_os_type and exclude_os_type == os_type:
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log.info('Skipping due to excluded_os_type: %s facets %s',
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exclude_os_type, description)
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continue
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# We should not run multiple tests (changing distros) unless the
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# machine is a VPS.
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# Re-imaging baremetal is not yet supported.
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if machine_type != 'vps' and os_type and os_type != 'ubuntu':
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log.info(
|
|
'Skipping due to non-ubuntu on baremetal facets %s',
|
|
description)
|
|
continue
|
|
|
|
log.info(
|
|
'Scheduling %s', description
|
|
)
|
|
|
|
arg = copy.deepcopy(base_args)
|
|
arg.extend([
|
|
'--description', description,
|
|
'--',
|
|
])
|
|
arg.extend(base_yamls)
|
|
arg.extend(fragment_paths)
|
|
|
|
if dry_run:
|
|
# Quote any individual args so that individual commands can be
|
|
# copied and pasted in order to execute them individually.
|
|
printable_args = []
|
|
for item in arg:
|
|
if ' ' in item:
|
|
printable_args.append("'%s'" % item)
|
|
else:
|
|
printable_args.append(item)
|
|
log.info('dry-run: %s' % ' '.join(printable_args))
|
|
else:
|
|
subprocess.check_call(
|
|
args=arg,
|
|
)
|
|
count += 1
|
|
return job_count
|
|
|
|
|
|
def combine_path(left, right):
|
|
"""
|
|
os.path.join(a, b) doesn't like it when b is None
|
|
"""
|
|
if right:
|
|
return os.path.join(left, right)
|
|
return left
|
|
|
|
|
|
def build_matrix(path):
|
|
"""
|
|
Return a list of items describe by path
|
|
|
|
The input is just a path. The output is an array of (description,
|
|
[file list]) tuples.
|
|
|
|
For a normal file we generate a new item for the result list.
|
|
|
|
For a directory, we (recursively) generate a new item for each
|
|
file/dir.
|
|
|
|
For a directory with a magic '+' file, we generate a single item
|
|
that concatenates all files/subdirs.
|
|
|
|
For a directory with a magic '%' file, we generate a result set
|
|
for each item in the directory, and then do a product to generate
|
|
a result list with all combinations.
|
|
|
|
The final description (after recursion) for each item will look
|
|
like a relative path. If there was a % product, that path
|
|
component will appear as a file with braces listing the selection
|
|
of chosen subitems.
|
|
"""
|
|
if os.path.isfile(path):
|
|
if path.endswith('.yaml'):
|
|
return [(None, [path])]
|
|
if os.path.isdir(path):
|
|
files = sorted(os.listdir(path))
|
|
if '+' in files:
|
|
# concatenate items
|
|
files.remove('+')
|
|
raw = []
|
|
for fn in files:
|
|
raw.extend(build_matrix(os.path.join(path, fn)))
|
|
out = [(
|
|
'{' + ' '.join(files) + '}',
|
|
[a[1][0] for a in raw]
|
|
)]
|
|
return out
|
|
elif '%' in files:
|
|
# convolve items
|
|
files.remove('%')
|
|
sublists = []
|
|
for fn in files:
|
|
raw = build_matrix(os.path.join(path, fn))
|
|
sublists.append([(combine_path(fn, item[0]), item[1])
|
|
for item in raw])
|
|
out = []
|
|
if sublists:
|
|
for sublist in itertools.product(*sublists):
|
|
name = '{' + ' '.join([item[0] for item in sublist]) + '}'
|
|
val = []
|
|
for item in sublist:
|
|
val.extend(item[1])
|
|
out.append((name, val))
|
|
return out
|
|
else:
|
|
# list items
|
|
out = []
|
|
for fn in files:
|
|
raw = build_matrix(os.path.join(path, fn))
|
|
out.extend([(combine_path(fn, item[0]), item[1])
|
|
for item in raw])
|
|
return out
|
|
return []
|
|
|
|
|
|
def get_arch(machine_type):
|
|
"""
|
|
Based on a given machine_type, return its architecture by querying the lock
|
|
server. Sound expensive? It is!
|
|
|
|
:returns: A string or None
|
|
"""
|
|
locks = lock.list_locks()
|
|
for machine in locks:
|
|
if machine['type'] == machine_type:
|
|
arch = machine['arch']
|
|
return arch
|
|
return None
|
|
|
|
|
|
class Placeholder(object):
|
|
"""
|
|
A placeholder for use with substitute_placeholders. Simply has a 'name'
|
|
attribute.
|
|
"""
|
|
def __init__(self, name):
|
|
self.name = name
|
|
|
|
|
|
def substitute_placeholders(input_dict, values_dict):
|
|
"""
|
|
Replace any Placeholder instances with values named in values_dict.
|
|
Searches through nested dicts.
|
|
|
|
:param input_dict: A dict which may contain one or more Placeholder
|
|
instances as values.
|
|
:param values_dict: A dict, with keys matching the 'name' attributes of all
|
|
of the Placeholder instances in the input_dict, and
|
|
values to be substituted.
|
|
:returns: The modified input_dict
|
|
"""
|
|
input_dict = copy.deepcopy(input_dict)
|
|
|
|
def _substitute(input_dict, values_dict):
|
|
for (key, value) in input_dict.iteritems():
|
|
if isinstance(value, dict):
|
|
_substitute(value, values_dict)
|
|
elif isinstance(value, Placeholder):
|
|
# If there is a Placeholder without a corresponding entry in
|
|
# values_dict, we will hit a KeyError - we want this.
|
|
input_dict[key] = values_dict[value.name]
|
|
return input_dict
|
|
|
|
return _substitute(input_dict, values_dict)
|
|
|
|
|
|
# Template for the config that becomes the base for each generated job config
|
|
dict_templ = {
|
|
'branch': Placeholder('ceph_branch'),
|
|
'teuthology_branch': Placeholder('teuthology_branch'),
|
|
'machine_type': Placeholder('machine_type'),
|
|
'nuke-on-error': True,
|
|
'os_type': Placeholder('distro'),
|
|
'overrides': {
|
|
'admin_socket': {
|
|
'branch': Placeholder('ceph_branch'),
|
|
},
|
|
'ceph': {
|
|
'conf': {
|
|
'mon': {
|
|
'debug mon': 20,
|
|
'debug ms': 1,
|
|
'debug paxos': 20},
|
|
'osd': {
|
|
'debug filestore': 20,
|
|
'debug journal': 20,
|
|
'debug ms': 1,
|
|
'debug osd': 20
|
|
}
|
|
},
|
|
'log-whitelist': ['slow request'],
|
|
'sha1': Placeholder('ceph_hash'),
|
|
},
|
|
'ceph-deploy': {
|
|
'branch': {
|
|
'dev': Placeholder('ceph_branch'),
|
|
},
|
|
'conf': {
|
|
'client': {
|
|
'log file': '/var/log/ceph/ceph-$name.$pid.log'
|
|
},
|
|
'mon': {
|
|
'debug mon': 1,
|
|
'debug ms': 20,
|
|
'debug paxos': 20,
|
|
'osd default pool size': 2
|
|
}
|
|
}
|
|
},
|
|
'install': {
|
|
'ceph': {
|
|
'sha1': Placeholder('ceph_hash'),
|
|
}
|
|
},
|
|
's3tests': {
|
|
'branch': Placeholder('s3_branch'),
|
|
},
|
|
'workunit': {
|
|
'sha1': Placeholder('ceph_hash'),
|
|
}
|
|
},
|
|
'suite': Placeholder('suite'),
|
|
'suite_branch': Placeholder('suite_branch'),
|
|
'tasks': [
|
|
{'chef': None},
|
|
{'clock.check': None}
|
|
],
|
|
}
|