Skip to content


Subversion checkout URL

You can clone with
Download ZIP
Branch: master
Fetching contributors…

Cannot retrieve contributors at this time

913 lines (751 sloc) 33.657 kB
# Copyright Martin J. Bligh, Google Inc 2008
# Released under the GPL v2
This class allows you to communicate with the frontend to submit jobs etc
It is designed for writing more sophisiticated server-side control files that
can recursively add and manage other jobs.
We turn the JSON dictionaries into real objects that are more idiomatic
For docs, see:
import getpass, os, time, traceback, re
import common
from autotest_lib.frontend.afe import rpc_client_lib
from autotest_lib.client.common_lib import global_config
from autotest_lib.client.common_lib import utils
from autotest_lib.server.site_common import site_utils as server_utils
from autotest_lib.server import utils as server_utils
form_ntuples_from_machines = server_utils.form_ntuples_from_machines
GLOBAL_CONFIG = global_config.global_config
DEFAULT_SERVER = 'autotest'
def dump_object(header, obj):
Standard way to print out the frontend objects (eg job, host, acl, label)
in a human-readable fashion for debugging
result = header + '\n'
for key in obj.hash:
if key == 'afe' or key == 'hash':
result += '%20s: %s\n' % (key, obj.hash[key])
return result
class RpcClient(object):
Abstract RPC class for communicating with the autotest frontend
Inherited for both TKO and AFE uses.
All the constructors go in the afe / tko class.
Manipulating methods go in the object classes themselves
def __init__(self, path, user, server, print_log, debug, reply_debug):
Create a cached instance of a connection to the frontend
user: username to connect as
server: frontend server to connect to
print_log: pring a logging message to stdout on every operation
debug: print out all RPC traffic
if not user:
user = getpass.getuser()
if not server:
if 'AUTOTEST_WEB' in os.environ:
server = os.environ['AUTOTEST_WEB']
server = GLOBAL_CONFIG.get_config_value('SERVER', 'hostname',
self.server = server
self.user = user
self.print_log = print_log
self.debug = debug
self.reply_debug = reply_debug
http_server = 'http://' + server
headers = rpc_client_lib.authorization_headers(user, http_server)
rpc_server = http_server + path
if debug:
print 'SERVER: %s' % rpc_server
print 'HEADERS: %s' % headers
self.proxy = rpc_client_lib.get_proxy(rpc_server, headers=headers)
def run(self, call, **dargs):
Make a RPC call to the AFE server
rpc_call = getattr(self.proxy, call)
if self.debug:
print 'DEBUG: %s %s' % (call, dargs)
result = utils.strip_unicode(rpc_call(**dargs))
if self.reply_debug:
print result
return result
except Exception:
print 'FAILED RPC CALL: %s %s' % (call, dargs)
def log(self, message):
if self.print_log:
print message
class Planner(RpcClient):
def __init__(self, user=None, server=None, print_log=True, debug=False,
super(Planner, self).__init__(path='/planner/server/rpc/',
class TKO(RpcClient):
def __init__(self, user=None, server=None, print_log=True, debug=False,
super(TKO, self).__init__(path='/new_tko/server/rpc/',
def get_status_counts(self, job, **data):
entries ='get_status_counts',
group_by=['hostname', 'test_name', 'reason'],
job_tag__startswith='%s-' % job, **data)
return [TestStatus(self, e) for e in entries['groups']]
class AFE(RpcClient):
def __init__(self, user=None, server=None, print_log=True, debug=False,
reply_debug=False, job=None):
self.job = job
super(AFE, self).__init__(path='/afe/server/rpc/',
def host_statuses(self, live=None):
dead_statuses = ['Repair Failed', 'Repairing']
statuses ='get_static_data')['host_statuses']
if live == True:
return list(set(statuses) - set(dead_statuses))
if live == False:
return dead_statuses
return statuses
def _dict_for_host_query(hostnames=(), status=None, label=None):
query_args = {}
if hostnames:
query_args['hostname__in'] = hostnames
if status:
query_args['status'] = status
if label:
query_args['labels__name'] = label
return query_args
def get_hosts(self, hostnames=(), status=None, label=None, **dargs):
query_args = dict(dargs)
hosts ='get_hosts', **query_args)
return [Host(self, h) for h in hosts]
def get_hostnames(self, status=None, label=None, **dargs):
"""Like get_hosts() but returns hostnames instead of Host objects."""
# This implementation can be replaced with a more efficient one
# that does not query for entire host objects in the future.
return [host_obj.hostname for host_obj in
self.get_hosts(status=status, label=label, **dargs)]
def reverify_hosts(self, hostnames=(), status=None, label=None):
query_args = dict(locked=False,
return'reverify_hosts', **query_args)
def create_host(self, hostname, **dargs):
id ='add_host', hostname=hostname, **dargs)
return self.get_hosts(id=id)[0]
def get_labels(self, **dargs):
labels ='get_labels', **dargs)
return [Label(self, l) for l in labels]
def create_label(self, name, **dargs):
id ='add_label', name=name, **dargs)
return self.get_labels(id=id)[0]
def get_acls(self, **dargs):
acls ='get_acl_groups', **dargs)
return [Acl(self, a) for a in acls]
def create_acl(self, name, **dargs):
id ='add_acl_group', name=name, **dargs)
return self.get_acls(id=id)[0]
def get_users(self, **dargs):
users ='get_users', **dargs)
return [User(self, u) for u in users]
def generate_control_file(self, tests, **dargs):
ret ='generate_control_file', tests=tests, **dargs)
return ControlFile(self, ret)
def get_jobs(self, summary=False, **dargs):
if summary:
jobs_data ='get_jobs_summary', **dargs)
jobs_data ='get_jobs', **dargs)
jobs = []
for j in jobs_data:
job = Job(self, j)
# Set up some extra information defaults
job.testname = re.sub('\s.*', '', # arbitrary default
job.platform_results = {}
job.platform_reasons = {}
return jobs
def get_host_queue_entries(self, **data):
entries ='get_host_queue_entries', **data)
job_statuses = [JobStatus(self, e) for e in entries]
# Sadly, get_host_queue_entries doesn't return platforms, we have
# to get those back from an explicit get_hosts queury, then patch
# the new host objects back into the host list.
hostnames = [ for s in job_statuses if]
host_hash = {}
for host in self.get_hosts(hostname__in=hostnames):
host_hash[host.hostname] = host
for status in job_statuses:
if = host_hash[]
# filter job statuses that have either host or meta_host
return [status for status in job_statuses if ( or
def create_job_by_test(self, tests, kernel=None, use_container=False,
kernel_cmdline=None, **dargs):
Given a test name, fetch the appropriate control file from the server
and submit it.
@param kernel: A comma separated list of kernel versions to boot.
@param kernel_cmdline: The command line used to boot all kernels listed
in the kernel parameter.
Returns a list of job objects
assert ('hosts' in dargs or
'atomic_group_name' in dargs and 'synch_count' in dargs)
if kernel:
kernel_list = re.split('[\s,]+', kernel.strip())
kernel_info = []
for version in kernel_list:
kernel_dict = {'version': version}
if kernel_cmdline is not None:
kernel_dict['cmdline'] = kernel_cmdline
kernel_info = None
control_file = self.generate_control_file(
tests=tests, kernel=kernel_info, use_container=use_container)
if control_file.is_server:
dargs['control_type'] = 'Server'
dargs['control_type'] = 'Client'
dargs['dependencies'] = dargs.get('dependencies', []) + \
dargs['control_file'] = control_file.control_file
if not dargs.get('synch_count', None):
dargs['synch_count'] = control_file.synch_count
if 'hosts' in dargs and len(dargs['hosts']) < dargs['synch_count']:
# will not be able to satisfy this request
return None
return self.create_job(**dargs)
def create_job(self, control_file, name=' ', priority='Medium',
control_type='Client', **dargs):
id ='create_job', name=name, priority=priority,
control_file=control_file, control_type=control_type, **dargs)
return self.get_jobs(id=id)[0]
def run_test_suites(self, pairings, kernel, kernel_label=None,
priority='Medium', wait=True, poll_interval=10,
email_from=None, email_to=None, timeout=168,
max_runtime_hrs=168, kernel_cmdline=None):
Run a list of test suites on a particular kernel.
Poll for them to complete, and return whether they worked or not.
@param pairings: List of MachineTestPairing objects to invoke.
@param kernel: Name of the kernel to run.
@param kernel_label: Label (string) of the kernel to run such as
'<kernel-version> : <config> : <date>'
If any pairing object has its job_label attribute set it
will override this value for that particular job.
@param kernel_cmdline: The command line to boot the kernel(s) with.
@param wait: boolean - Wait for the results to come back?
@param poll_interval: Interval between polling for job results (in mins)
@param email_from: Send notification email upon completion from here.
@param email_from: Send notification email upon completion to here.
jobs = []
for pairing in pairings:
new_job = self.invoke_test(pairing, kernel, kernel_label,
priority, timeout=timeout,
if not new_job:
except Exception, e:
if not wait or not jobs:
tko = TKO()
while True:
time.sleep(60 * poll_interval)
result = self.poll_all_jobs(tko, jobs, email_from, email_to)
if result is not None:
return result
def result_notify(self, job, email_from, email_to):
Notify about the result of a job. Will always print, if email data
is provided, will send email for it as well.
job: job object to notify about
email_from: send notification email upon completion from here
email_from: send notification email upon completion to here
if job.result == True:
subject = 'Testing PASSED: '
subject = 'Testing FAILED: '
subject += '%s : %s\n' % (,
text = []
for platform in job.results_platform_map:
for status in job.results_platform_map[platform]:
if status == 'Total':
for host in job.results_platform_map[platform][status]:
text.append('%20s %10s %10s' % (platform, status, host))
if status == 'Failed':
for test_status in job.test_status[host].fail:
text.append('(%s, %s) : %s' % \
(host, test_status.test_name,
base_url = 'http://' + self.server
params = ('columns=test',
"condition=tag~'%s-%%25'" %,
query_string = '&'.join(params)
url = '%s/tko/compose_query.cgi?%s' % (base_url, query_string)
text.append(url + '\n')
url = '%s/afe/#tab_id=view_job&object_id=%s' % (base_url,
text.append(url + '\n')
body = '\n'.join(text)
print '---------------------------------------------------'
print 'Subject: ', subject
print body
print '---------------------------------------------------'
if email_from and email_to:
print 'Sending email ...'
utils.send_email(email_from, email_to, subject, body)
def print_job_result(self, job):
Print the result of a single job.
job: a job object
if job.result is None:
print 'PENDING',
elif job.result == True:
print 'PASSED',
elif job.result == False:
print 'FAILED',
elif job.result == "Abort":
print 'ABORT',
print ' %s : %s' % (,
def poll_all_jobs(self, tko, jobs, email_from=None, email_to=None):
Poll all jobs in a list.
jobs: list of job objects to poll
email_from: send notification email upon completion from here
email_from: send notification email upon completion to here
a) All complete successfully (return True)
b) One or more has failed (return False)
c) Cannot tell yet (return None)
results = []
for job in jobs:
if getattr(job, 'result', None) is None:
job.result = self.poll_job_results(tko, job)
if job.result is not None:
self.result_notify(job, email_from, email_to)
if None in results:
return None
elif False in results or "Abort" in results:
return False
return True
def _included_platform(self, host, platforms):
See if host's platforms matches any of the patterns in the included
platforms list.
if not platforms:
return True # No filtering of platforms
for platform in platforms:
if, host.platform):
return True
return False
def invoke_test(self, pairing, kernel, kernel_label, priority='Medium',
kernel_cmdline=None, **dargs):
Given a pairing of a control file to a machine label, find all machines
with that label, and submit that control file to them.
@param kernel_label: Label (string) of the kernel to run such as
'<kernel-version> : <config> : <date>'
If any pairing object has its job_label attribute set it
will override this value for that particular job.
@returns A list of job objects.
# The pairing can override the job label.
if pairing.job_label:
kernel_label = pairing.job_label
job_name = '%s : %s' % (pairing.machine_label, kernel_label)
hosts = self.get_hosts(multiple_labels=[pairing.machine_label])
platforms = pairing.platforms
hosts = [h for h in hosts if self._included_platform(h, platforms)]
dead_statuses = self.host_statuses(live=False)
host_list = [h.hostname for h in hosts if h.status not in dead_statuses]
print 'HOSTS: %s' % host_list
if pairing.atomic_group_sched:
dargs['synch_count'] = pairing.synch_count
dargs['atomic_group_name'] = pairing.machine_label
dargs['hosts'] = host_list
new_job = self.create_job_by_test(name=job_name,
if new_job:
if pairing.testname:
new_job.testname = pairing.testname
print 'Invoked test %s : %s' % (, job_name)
return new_job
def _job_test_results(self, tko, job, debug, tests=[]):
Retrieve test results for a job
job.test_status = {}
test_statuses = tko.get_status_counts(
except Exception:
print "Ignoring exception on poll job; RPC interface is flaky"
for test_status in test_statuses:
# SERVER_JOB is buggy, and often gives false failures. Ignore it.
if test_status.test_name == 'SERVER_JOB':
# if tests is not empty, restrict list of test_statuses to tests
if tests and test_status.test_name not in tests:
if debug:
print test_status
hostname = test_status.hostname
if hostname not in job.test_status:
job.test_status[hostname] = TestResults()
def _job_results_platform_map(self, job, debug):
# Figure out which hosts passed / failed / aborted in a job
# Creates a 2-dimensional hash, stored as job.results_platform_map
# 1st index - platform type (string)
# 2nd index - Status (string)
# 'Completed' / 'Failed' / 'Aborted'
# Data indexed by this hash is a list of hostnames (text strings)
job.results_platform_map = {}
job_statuses = self.get_host_queue_entries(
except Exception:
print "Ignoring exception on poll job; RPC interface is flaky"
return None
platform_map = {}
job.job_status = {}
job.metahost_index = {}
for job_status in job_statuses:
# This is basically "for each host / metahost in the job"
hostname =
else: # This is a metahost
metahost = job_status.meta_host
index = job.metahost_index.get(metahost, 1)
job.metahost_index[metahost] = index + 1
hostname = '%s.%s' % (metahost, index)
job.job_status[hostname] = job_status.status
status = job_status.status
# Skip hosts that failed verify or repair:
# that's a machine failure, not a job failure
if hostname in job.test_status:
verify_failed = False
for failure in job.test_status[hostname].fail:
if (failure.test_name == 'verify' or
failure.test_name == 'repair'):
verify_failed = True
if verify_failed:
if hostname in job.test_status and job.test_status[hostname].fail:
# If the any tests failed in the job, we want to mark the
# job result as failed, overriding the default job status.
if status != "Aborted": # except if it's an aborted job
status = 'Failed'
platform =
else: # This is a metahost
platform = job_status.meta_host
if platform not in platform_map:
platform_map[platform] = {'Total' : [hostname]}
new_host_list = platform_map[platform].get(status, []) + [hostname]
platform_map[platform][status] = new_host_list
job.results_platform_map = platform_map
def set_platform_results(self, test_job, platform, result):
Result must be None, 'FAIL', 'WARN' or 'GOOD'
if test_job.platform_results[platform] is not None:
# We're already done, and results recorded. This can't change later.
test_job.platform_results[platform] = result
# Note that self.job refers to the metajob we're IN, not the job
# that we're excuting from here.
testname = '%s.%s' % (test_job.testname, platform)
if self.job:
self.job.record(result, None, testname, status='')
def poll_job_results(self, tko, job, debug=False):
Analyse all job results by platform, return:
False: if any platform has more than one failure
None: if any platform has more than one machine not yet Good.
True: if all platforms have at least all-but-one machines Good.
self._job_test_results(tko, job, debug)
if job.test_status == {}:
return None
self._job_results_platform_map(job, debug)
good_platforms = []
failed_platforms = []
aborted_platforms = []
unknown_platforms = []
platform_map = job.results_platform_map
for platform in platform_map:
if not job.platform_results.has_key(platform):
# record test start, but there's no way to do this right now
job.platform_results[platform] = None
total = len(platform_map[platform]['Total'])
completed = len(platform_map[platform].get('Completed', []))
failed = len(platform_map[platform].get('Failed', []))
aborted = len(platform_map[platform].get('Aborted', []))
# We set up what we want to record here, but don't actually do
# it yet, until we have a decisive answer for this platform
if aborted or failed:
bad = aborted + failed
if (bad > 1) or (bad * 2 >= total):
platform_test_result = 'FAIL'
platform_test_result = 'WARN'
if aborted > 1:
self.set_platform_results(job, platform, platform_test_result)
elif (failed * 2 >= total) or (failed > 1):
self.set_platform_results(job, platform, platform_test_result)
elif (completed >= 1) and (completed + 1 >= total):
# if all or all but one are good, call the job good.
self.set_platform_results(job, platform, 'GOOD')
detail = []
for status in platform_map[platform]:
if status == 'Total':
detail.append('%s=%s' % (status,platform_map[platform][status]))
if debug:
print '%20s %d/%d %s' % (platform, completed, total,
' '.join(detail))
if len(aborted_platforms) > 0:
if debug:
print 'Result aborted - platforms: ',
print ' '.join(aborted_platforms)
return "Abort"
if len(failed_platforms) > 0:
if debug:
print 'Result bad - platforms: ' + ' '.join(failed_platforms)
return False
if len(unknown_platforms) > 0:
if debug:
platform_list = ' '.join(unknown_platforms)
print 'Result unknown - platforms: ', platform_list
return None
if debug:
platform_list = ' '.join(good_platforms)
print 'Result good - all platforms passed: ', platform_list
return True
class TestResults(object):
Container class used to hold the results of the tests for a job
def __init__(self):
self.good = [] = []
self.pending = []
def add(self, result):
if result.complete_count > result.pass_count:
elif result.incomplete_count > 0:
class RpcObject(object):
Generic object used to construct python objects from rpc calls
def __init__(self, afe, hash):
self.afe = afe
self.hash = hash
def __str__(self):
return dump_object(self.__repr__(), self)
class ControlFile(RpcObject):
AFE control file object
Fields: synch_count, dependencies, control_file, is_server
def __repr__(self):
return 'CONTROL FILE: %s' % self.control_file
class Label(RpcObject):
AFE label object
name, invalid, platform, kernel_config, id, only_if_needed
def __repr__(self):
return 'LABEL: %s' %
def add_hosts(self, hosts):
return'label_add_hosts',, hosts)
def remove_hosts(self, hosts):
return'label_remove_hosts',, hosts)
class Acl(RpcObject):
AFE acl object
users, hosts, description, name, id
def __repr__(self):
return 'ACL: %s' %
def add_hosts(self, hosts):
self.afe.log('Adding hosts %s to ACL %s' % (hosts,
return'acl_group_add_hosts',, hosts)
def remove_hosts(self, hosts):
self.afe.log('Removing hosts %s from ACL %s' % (hosts,
return'acl_group_remove_hosts',, hosts)
def add_users(self, users):
self.afe.log('Adding users %s to ACL %s' % (users,
return'acl_group_add_users',, users=users)
class Job(RpcObject):
AFE job object
name, control_file, control_type, synch_count, reboot_before,
run_verify, priority, email_list, created_on, dependencies,
timeout, owner, reboot_after, id
def __repr__(self):
return 'JOB: %s' %
class JobStatus(RpcObject):
AFE job_status object
status, complete, deleted, meta_host, host, active, execution_subdir, id
def __init__(self, afe, hash):
# This should call super
self.afe = afe
self.hash = hash
self.job = Job(afe, self.job)
if = Host(afe,
def __repr__(self):
if and
hostname =
hostname = 'None'
return 'JOB STATUS: %s-%s' % (, hostname)
class Host(RpcObject):
AFE host object
status, lock_time, locked_by, locked, hostname, invalid,
synch_id, labels, platform, protection, dirty, id
def __repr__(self):
return 'HOST OBJECT: %s' % self.hostname
def show(self):
labels = list(set(self.labels) - set([self.platform]))
print '%-6s %-7s %-7s %-16s %s' % (self.hostname, self.status,
self.locked, self.platform,
', '.join(labels))
def delete(self):
def modify(self, **dargs):
return'modify_host',, **dargs)
def get_acls(self):
return self.afe.get_acls(hosts__hostname=self.hostname)
def add_acl(self, acl_name):
self.afe.log('Adding ACL %s to host %s' % (acl_name, self.hostname))
return'acl_group_add_hosts', id=acl_name,
def remove_acl(self, acl_name):
self.afe.log('Removing ACL %s from host %s' % (acl_name, self.hostname))
return'acl_group_remove_hosts', id=acl_name,
def get_labels(self):
return self.afe.get_labels(host__hostname__in=[self.hostname])
def add_labels(self, labels):
self.afe.log('Adding labels %s to host %s' % (labels, self.hostname))
return'host_add_labels',, labels=labels)
def remove_labels(self, labels):
self.afe.log('Removing labels %s from host %s' % (labels,self.hostname))
return'host_remove_labels',, labels=labels)
class User(RpcObject):
def __repr__(self):
return 'USER: %s' % self.login
class TestStatus(RpcObject):
TKO test status object
test_idx, hostname, testname, id
complete_count, incomplete_count, group_count, pass_count
def __repr__(self):
return 'TEST STATUS: %s' %
class MachineTestPairing(object):
Object representing the pairing of a machine label with a control file
machine_label: use machines from this label
control_file: use this control file (by name in the frontend)
platforms: list of rexeps to filter platforms by. [] => no filtering
job_label: The label (name) to give to the autotest job launched
to run this pairing. '<kernel-version> : <config> : <date>'
def __init__(self, machine_label, control_file, platforms=[],
container=False, atomic_group_sched=False, synch_count=0,
testname=None, job_label=None):
self.machine_label = machine_label
self.control_file = control_file
self.platforms = platforms
self.container = container
self.atomic_group_sched = atomic_group_sched
self.synch_count = synch_count
self.testname = testname
self.job_label = job_label
def __repr__(self):
return '%s %s %s %s' % (self.machine_label, self.control_file,
self.platforms, self.container)
Jump to Line
Something went wrong with that request. Please try again.