def receive_stream(command):
"""Receive a stream of data"""
command.respond(message="ready", follow_up=False)
log.debug("Receving data stream ....")
if command['kind'] == 'console':
console_dir = os.path.join(os.path.expanduser("~"), ".cstar_perf",
"console_out")
try:
os.makedirs(console_dir)
except OSError:
pass
console = open(os.path.join(console_dir, command['test_id']), "w")
tmp = cStringIO.StringIO()
sha = hashlib.sha256()
try:
def frame_callback(frame, binary):
if not binary:
frame = frame.encode("utf-8")
if command['kind'] == 'console':
console.write(frame)
console_publish(context['cluster'], {
'job_id': command['test_id'],
'msg': frame
})
console.flush()
else:
console_publish(context['cluster'], {
'job_id': command['test_id'],
'ctl': 'IN_PROGRESS'
})
sha.update(frame)
tmp.write(frame)
socket_comms.receive_stream(ws, command, frame_callback)
if command['kind'] == 'console':
console.close()
# TODO: confirm with the client that the sha is correct
# before storing
finally:
# In the event of a socket error, we always want to commit
# what we have of the artifact to the database. Better to
# have something than nothing. It's the client's
# responsibility to resend artifacts that failed.
db.update_test_artifact(command['test_id'], command['kind'], tmp,
command['name'])
command.respond(message='stream_received',
done=True,
sha256=sha.hexdigest())
def receive_artifact_chunk_object(command):
command.respond(message="ready", follow_up=False, done=False)
tmp = cStringIO.StringIO()
chunk_sha = hashlib.sha256()
def frame_callback(frame, binary):
if not binary:
frame = frame.encode("utf-8")
chunk_sha.update(frame)
tmp.write(frame)
socket_comms.receive_stream(ws, command, frame_callback)
# save chunk to db
db.insert_artifact_chunk(command['object_id'], command['chunk_id'], command['chunk_size'],
chunk_sha.hexdigest(), tmp, command['num_of_chunks'], command['file_size'],
command['object_sha'])
# respond with current sha
command.respond(message='chunk_received', done=True, chunk_id=command['chunk_id'], chunk_sha=chunk_sha.hexdigest())
def receive_stream(command):
"""Receive a stream of data"""
command.respond(message="ready", follow_up=False)
log.debug("Receving data stream ....")
if command['kind'] == 'console':
console_dir = os.path.join(os.path.expanduser("~"), ".cstar_perf", "console_out")
try:
os.makedirs(console_dir)
except OSError:
pass
console = open(os.path.join(console_dir, command['test_id']), "w")
tmp = cStringIO.StringIO()
sha = hashlib.sha256()
try:
def frame_callback(frame, binary):
if not binary:
frame = frame.encode("utf-8")
if command['kind'] == 'console':
console.write(frame)
console_publish(context['cluster'], {'job_id':command['test_id'], 'msg':frame})
console.flush()
else:
console_publish(context['cluster'], {'job_id':command['test_id'], 'ctl':'IN_PROGRESS'})
sha.update(frame)
tmp.write(frame)
socket_comms.receive_stream(ws, command, frame_callback)
if command['kind'] == 'console':
console.close()
# TODO: confirm with the client that the sha is correct
# before storing
finally:
# In the event of a socket error, we always want to commit
# what we have of the artifact to the database. Better to
# have something than nothing. It's the client's
# responsibility to resend artifacts that failed.
db.update_test_artifact(command['test_id'], command['kind'], tmp, command['name'])
command.respond(message='stream_received', done=True, sha256=sha.hexdigest())
def receive_artifact_chunk_object(command):
command.respond(message="ready", follow_up=False, done=False)
tmp = cStringIO.StringIO()
chunk_sha = hashlib.sha256()
def frame_callback(frame, binary):
if not binary:
frame = frame.encode("utf-8")
chunk_sha.update(frame)
tmp.write(frame)
socket_comms.receive_stream(ws, command, frame_callback)
# save chunk to db
db.insert_artifact_chunk(command['object_id'],
command['chunk_id'], command['chunk_size'],
chunk_sha.hexdigest(), tmp,
command['num_of_chunks'],
command['file_size'], command['object_sha'])
# respond with current sha
command.respond(message='chunk_received',
done=True,
chunk_id=command['chunk_id'],
chunk_sha=chunk_sha.hexdigest())