def test_expiration_is_optional(self):
t = Transition(days=30, storage_class='GLACIER')
r = Rule('myid', 'prefix', 'Enabled', expiration=None, transition=t)
xml = r.to_xml()
self.assertIn(
'<Transition><StorageClass>GLACIER</StorageClass><Days>30</Days>',
xml)
def test_lifecycle_rule_xml(self):
# create a rule directly with id, prefix defaults
rule = Rule(status='Enabled', expiration=30)
s = rule.to_xml()
# Confirm no ID is set in the rule.
self.assertEqual(s.find("<ID>"), -1)
# Confirm Prefix is '' and not set to 'None'
self.assertNotEqual(s.find("<Prefix></Prefix>"), -1)
def test_expiration_is_optional(self):
t = Transition(days=30, storage_class='GLACIER')
r = Rule('myid', 'prefix', 'Enabled', expiration=None,
transition=t)
xml = r.to_xml()
self.assertIn(
'<Transition><StorageClass>GLACIER</StorageClass><Days>30</Days>',
xml)
def test_expiration_with_expiration_and_transition(self):
t = Transition(date='2012-11-30T00:00:000Z', storage_class='GLACIER')
r = Rule('myid', 'prefix', 'Enabled', expiration=30, transition=t)
xml = r.to_xml()
self.assertIn(
'<Transition><StorageClass>GLACIER</StorageClass>'
'<Date>2012-11-30T00:00:000Z</Date>', xml)
self.assertIn('<Expiration><Days>30</Days></Expiration>', xml)
def test_expiration_with_expiration_and_transition(self):
t = Transition(date='2012-11-30T00:00:000Z', storage_class='GLACIER')
r = Rule('myid', 'prefix', 'Enabled', expiration=30, transition=t)
xml = r.to_xml()
self.assertIn(
'<Transition><StorageClass>GLACIER</StorageClass>'
'<Date>2012-11-30T00:00:000Z</Date>', xml)
self.assertIn('<Expiration><Days>30</Days></Expiration>', xml)
def test_lifecycle_rule_xml(self):
# create a rule directly with id, prefix defaults
rule = Rule(status='Enabled', expiration=30)
s = rule.to_xml()
# Confirm no ID is set in the rule.
self.assertEqual(s.find("<ID>"), -1)
# Confirm Prefix is '' and not set to 'None'
self.assertNotEqual(s.find("<Prefix></Prefix>"), -1)
def create_s3():
"""
Create the S3 buckets
All the buckets use the galaxy name as the 'folder'
:return:
"""
# Create the bucket for the images
s3 = boto.connect_s3()
images_bucket = 'icrar.{0}.galaxy-images'.format(env.project_name)
bucket = s3.create_bucket(images_bucket)
bucket.set_acl('public-read')
bucket.configure_website(suffix='index.html')
bucket.set_policy('''{
"Statement":[
{
"Sid":"PublicReadForGetBucketObjects",
"Effect":"Allow",
"Principal": {
"AWS": "*"
},
"Action":["s3:GetObject"],
"Resource":["arn:aws:s3:::%s/*"]
}
]
}
''' % images_bucket)
# Create the bucket for the output files
file_bucket = 'icrar.{0}.files'.format(env.project_name)
s3.create_bucket(file_bucket)
# Create the bucket for the stats files
file_bucket = 'icrar.{0}.archive'.format(env.project_name)
bucket = s3.create_bucket(file_bucket)
to_glacier = Transition(days=10, storage_class='GLACIER')
rule1 = Rule('rule01',
status='Enabled',
prefix='stats/',
transition=to_glacier)
rule2 = Rule('rule02',
status='Enabled',
prefix='logs/',
expiration=Expiration(days=20))
lifecycle = Lifecycle()
lifecycle.append(rule1)
lifecycle.append(rule2)
bucket.configure_lifecycle(lifecycle)
def glacier(name):
bucket = conn.get_bucket(name)
to_glacier = boto.s3.lifecycle.Transition(days=30, storage_class='GLACIER')
rule = Rule('ruleid', 'logs/', 'Enabled', transition=to_glacier)
lifecycle = Lifecycle()
lifecycle.append(rule)
bucket.configure_lifecycle(lifecycle)
def setup_bucket(s3, dirname, bucket_name):
"""Ensures the given bucket exists and prepares it for a duplicity run
"""
if not s3.lookup(bucket_name):
s3.create_bucket(bucket_name)
time.sleep(5)
bucket = s3.get_bucket(bucket_name)
# tag this bucket with the directory so we know what it
# is when we retrieve it after the terrible fire or burglary
tags = Tags()
tagset = TagSet()
tagset.add_tag('path', dirname)
tags.add_tag_set(tagset)
bucket.set_tags(tags)
# turn off any lifecycle rotations while we are in the middle of a backup
to_glacier = Transition(days=1, storage_class='GLACIER')
rule = Rule('movetoglacier',
'duplicity',
'Disabled',
transition=to_glacier)
lifecycle = Lifecycle()
lifecycle.append(rule)
bucket.configure_lifecycle(lifecycle)
# rename the manifest files from their glacier-safe versions
keys = bucket.list(prefix='_duplicity')
for key in keys:
key.copy(bucket_name, key.name.replace("_duplicity", "duplicity"))
key.delete()
return bucket
def __init__(self, bucket_name, s3_to_glacier_after_days=None):
# create s3 connection
# create bucket if does not exist
# create S3 connection if archive_S3_bucket name is specified
self.__bucket_name = bucket_name
self.__s3_conn = boto.connect_s3()
self.__bucket = self.__s3_conn.lookup(self.__bucket_name)
if not self.__bucket:
try:
self.__bucket = self.__s3_conn.create_bucket(
self.__bucket_name)
if s3_to_glacier_after_days is not None:
to_glacier = Transition(days=s3_to_glacier_after_days,
storage_class='GLACIER')
rule = Rule(id='archive-rule1',
status='Enabled',
transition=to_glacier)
lifecycle = Lifecycle()
lifecycle.append(rule)
self.__bucket.configure_lifecycle(lifecycle)
except S3CreateError:
logger.error('failed to create S3 bucket[' +
self.__bucket_name +
']. please check your AWS policy.')
raise
def backup_bucket(bucketname):
connect()
bucket = s3.get_bucket(bucketname)
to_glacier = Transition(days=1, storage_class='GLACIER')
rule = Rule('ruleid', '/', 'Enabled', transition=to_glacier)
lifecycle = Lifecycle()
lifecycle.append(rule)
bucket.configure_lifecycle(lifecycle)
return True
def test_lifecycle_with_glacier_transition(self):
lifecycle = Lifecycle()
transition = Transition(days=30, storage_class='GLACIER')
rule = Rule('myid', prefix='', status='Enabled', expiration=None,
transition=transition)
lifecycle.append(rule)
self.assertTrue(self.bucket.configure_lifecycle(lifecycle))
response = self.bucket.get_lifecycle_config()
transition = response[0].transition
self.assertEqual(transition.days, 30)
self.assertEqual(transition.storage_class, 'GLACIER')
self.assertEqual(transition.date, None)
def test_lifecycle_with_glacier_transition():
conn = boto.s3.connect_to_region("us-west-1")
bucket = conn.create_bucket("foobar")
lifecycle = Lifecycle()
transition = Transition(days=30, storage_class='GLACIER')
rule = Rule('myid', prefix='', status='Enabled', expiration=None,
transition=transition)
lifecycle.append(rule)
bucket.configure_lifecycle(lifecycle)
response = bucket.get_lifecycle_config()
transition = response[0].transition
transition.days.should.equal(30)
transition.storage_class.should.equal('GLACIER')
transition.date.should.equal(None)
def set_bucket_lifetime(bucket_name, days=14, aws_access={}, conn=None):
'''
Set an expiration on a bucket in S3.
'''
conn = return_s3_connection(aws_access) if conn is None else conn
bucket = conn.get_bucket(bucket_name)
expiration = Expiration(days=days)
rule = Rule(id='ruleid',
prefix='',
status='Enabled',
expiration=expiration)
lifecycle = Lifecycle()
lifecycle.append(rule)
return bucket.configure_lifecycle(lifecycle)
def lifecycle():
#transitions = Transitions()
exp = Expiration(date="2018-06-13 07:05:00")
#exp = Expiration(days=1)
rule = Rule(id='rule-1', prefix='', status='Enabled', expiration=exp)
lifecycle = Lifecycle()
lifecycle.append(rule)
bucket = conn.get_bucket(bucket_name)
ret = bucket.configure_lifecycle(lifecycle)
print "Bucket Lifecycle Set:", ret
print "========================="
current = bucket.get_lifecycle_config()
print "Bucket Lifecycle Conf:", current
print "Tran:", current[0].transition
print "Expi:", current[0].expiration
print "========================="
def test_set_lifecycle_policy():
"""
PUTs arbitraty lifecycle_policy and checks whether GET lifecycle_policy API call returns 200
and other lifecycle_policy metadata is as set in PUT call
"""
bucket = helpers.get_bucket()
transitions = Transitions()
transitions.add_transition(days=30, storage_class='STANDARD_IA')
transitions.add_transition(days=90, storage_class='GLACIER')
expiration = Expiration(days=120)
rule = Rule(id='ruleid',
prefix='logs/',
status='Enabled',
expiration=expiration,
transition=transitions)
lifecycle = Lifecycle()
lifecycle.append(rule)
assert bucket.configure_lifecycle(lifecycle) == True
def set_transition_to_glacier(self, days, prefix=''):
"""
Set rules when the files should be moved
to Amazon Glacier for archiving
This method must be called before write/upload methods
Not used at the time, but could be for archiving s3 broker files
:param prefix: str, prefix
:param days: int, num of days
:return: None
"""
try:
to_glacier = Transition(days=days, storage_class='GLACIER')
rule = Rule(id='ruleid', prefix=prefix, status='Enabled', transition=to_glacier)
lifecycle = Lifecycle()
lifecycle.append(rule)
self.bucket.configure_lifecycle(lifecycle)
except Exception as e:
logging.exception("S3Client.set_transition_to_glacier failed for bucket {}, error {}"
"".format(self.bucket_name, e))
def push_code_to_Aws(dest):
s3_connection = boto.connect_s3(aws_access_key_id=settings.AWS_ACCESS_KEY_ID,
aws_secret_access_key=settings.AWS_SECRET_ACCESS_KEY)
try:
bucket = s3_connection.get_bucket('calljson')
except:
bucket = s3_connection.create_bucket('calljson')
expiration = Expiration(days=1)
rule = Rule(id='ruleid', status='Enabled', expiration=expiration)
lifecycle = Lifecycle()
lifecycle.append(rule)
bucket.configure_lifecycle(lifecycle)
# create new key in s3
key = bucket.new_key(dest)
key.content_type = 'text/plain'
f = open(dest, 'r')
mystring = f.read()
key.set_contents_from_string(mystring, policy='public-read')
time.sleep(2)
url = key.generate_url(160)
o = urlparse(url)
return o.scheme + "://" + o.netloc + o.path
def cleanup_bucket(s3, bucket):
"""Glacier-proofs the bucket by renaming the .manifest files to not get moved
to glacier via our lifecycle rule
"""
# this isn't proof against eventual consistency, but it helps
time.sleep(10)
keys = bucket.list()
# rename all the manifest and signature files so they don't get moved to glacier
for key in keys:
if not key.name.startswith("_") and \
key.name.endswith(".manifest"): # or key.name.endswith(".sigtar.gz")):
key.copy(bucket.name, "_" + key.name)
key.delete()
# re-establish our lifecycle rules
to_glacier = Transition(days=1, storage_class='GLACIER')
rule = Rule('movetoglacier', 'duplicity', 'Enabled', transition=to_glacier)
lifecycle = Lifecycle()
lifecycle.append(rule)
bucket.configure_lifecycle(lifecycle)
expiration_obj = Expiration(date=expiration_date)
else:
expiration_obj = None
# Create transition
if transition_days is not None:
transition_obj = Transition(days=transition_days,
storage_class=storage_class.upper())
elif transition_date is not None:
transition_obj = Transition(date=transition_date,
storage_class=storage_class.upper())
else:
transition_obj = None
# Create rule
rule = Rule(rule_id, prefix, status.title(), expiration_obj,
transition_obj)
# Create lifecycle
lifecycle_obj = Lifecycle()
appended = False
# If current_lifecycle_obj is not None then we have rules to compare, otherwise just add the rule
if current_lifecycle_obj:
# If rule ID exists, use that for comparison otherwise compare based on prefix
for existing_rule in current_lifecycle_obj:
if rule.id == existing_rule.id:
if compare_rule(rule, existing_rule):
lifecycle_obj.append(rule)
appended = True
else:
lifecycle_obj.append(rule)
def main():
# Get command line aruments
opts = getInput()
#Set-up files that need to be appended to
saveOldFiles(opts.ident)
def exit_handler(signum, trace):
"""
Handle exit smoothly and save progress
"""
print "Thank you for using FoREST-Cat. Saving progress."
log("Recieved exit command. Saving progress\n", opts.ident)
if "states" not in globals():
states = []
errors = []
events = []
if "sensors" in dir() and "r" in dir():
saveProgress(states, errors, events, sensors, r, opts.ident)
log("Progress saved.\n", opts.ident)
print "Exiting..."
log("Exiting...\n\n", opts.ident)
exit(0)
#Install exit handler - program will exit when it receives SIGINT
signal.signal(signal.SIGINT, exit_handler)
print "Welcome to the FoREST-cat program for detecting errors and" + \
" rare events in data from multiple sensory modalities."
#Initialize data
if not opts.test:
call_rsync(opts)
#Initialize ravq
if opts.restart:
print "Loading stored ravq from file..."
r = loadFromFile("ravq", opts.ident)
opts.startDate = loadFromFile("time", opts.ident)
if r == None or opts.startDate == None:
log("Failed to load RAVQ. Closing...", opts.ident)
sendEmail("Failed to load RAVQ, FoREST-cat is closing.",
"FoREST-cat load fail", opts.ident,
"*****@*****.**")
exit()
log("Loaded RAVQ", opts.ident)
#if we are loading a pre-existing RAVQ, we need to
#load sensors after loading it, so we know when the start date is
log("loading sensors", opts.ident)
sensors = SensorArray(opts.config, opts.startDate)
initData = sensors.getNext(opts.timeInt) #this doesn't get input
#if we want to be really efficient, fix this one day
log("sensors loaded", opts.ident)
saveToFile("sensors", sensors, opts.ident)
else:
#if we aren't loading a pre-existing RAVQ, we need to
#load sensors before generating the new one, so we know
#how many sensors there are
log("loading sensors", opts.ident)
sensors = SensorArray(opts.config, opts.startDate)
initData = sensors.getNext(opts.timeInt) #this doesn't get input
#if we want to be really efficient, fix this one day
log("sensors loaded", opts.ident)
saveToFile("sensors", sensors, opts.ident)
log("Generating new RAVQ...", opts.ident)
r = ARAVQ(opts.bufferSize, opts.epsilon, opts.delta, len(initData),
opts.historySize, opts.learningRate)
log("RAVQ generated.", opts.ident)
#Set up Amazon Web Services stuff
if not opts.test:
from boto.s3.lifecycle import Lifecycle, Rule, Transition
import boto
s3Conn = boto.connect_s3()
bucket = s3Conn.get_bucket("forest-cat")
lifecycle = Lifecycle()
for item in ["log", "ravq", "events", "errors", "states"]:
#set rules for transition to Glacier
to_glacier = Transition(days=7, storage_class="GLACIER")
rule = Rule(item + "Rule", item, "Enabled", transition=to_glacier)
lifecycle.append(rule)
bucket.configure_lifecycle(lifecycle)
#This is a dictionary so it can modified in the handler
today = {0: datetime.date(datetime.now())}
def alarm_handler(signum, frame):
"""
This function will get called any time the alarm goes off.
It is defined here so that it will have access to main() local
variables. This supports an event-driven design.
"""
log("Starting processing...", opts.ident)
#get data
#check for updates with rsync - RSA keys need to be
#appropriately configured for this to work
if not opts.test:
if callRsync(opts):
sensors.getData()
states = []
errors = []
events = []
while sensors.keepGoing:
#Get data
data = sensors.getNext(opts.timeInt)
if opts.verbose:
log("Data retrieved", opts.ident)
#send data to RAVQ
vec, errs = r.input(data, r.prevVec)[2:]
if opts.verbose:
log("Input processed: " + str(vec), opts.ident)
states.append((r.newWinnerIndex, sensors.currTime))
#Handle events - Check for both event types
if r.newWinnerIndex != r.previousWinnerIndex:
ev = Event(r.previousWinnerIndex, r.newWinnerIndex, vec,
data[0].time, "state transition")
if not r.eventState:
eventAlertTransition(ev, opts.ident)
r.eventState = True
log("Potential event: " + str(ev), opts.ident)
events.append(
str(ev.prevState) + ", " + str(ev.newState) + ", " +
str(ev.vector) + ", " + str(ev.time) + ", " + ev.reason +
"\n")
elif len(errs) > len(sensors) * opts.eventThreshold:
ev = Event(r.previousWinnerIndex, r.newWinnerIndex, vec,
data[0].time, "anomalous number of errors")
if not r.eventState:
eventAlertAnomalous(ev, opts.ident)
r.eventState = True
log("Potential event: " + str(ev), opts.ident)
events.append(ev)
elif len(errs) > 0: #Handle errors
for e in errs:
log(str(e), opts.ident)
if not e.sensor.errorState:
errorAlert(e, opts.ident)
e.sensor.errorState = True
errors.append(e.sensor + ", " + str(e.time) + ", " +
str(e.value) + ", " + e.flag + ", " +
str(e.replace) + "\n")
else:
r.eventState = False
if opts.verbose:
log("Timestep complete.\n", opts.ident)
if sensors.currTime.hour == 0 and sensors.currTime.minute == 0:
log("Day is now " + str(sensors.currTime), opts.ident)
if not opts.test:
#If this is a test, we don't expect more data to appear
signal.alarm(60 * opts.refreshRate) #set next alarm
log("Buffer emptied.\n\n", opts.ident)
#Save stuff
saveProgress(states, errors, events, sensors, r, opts.ident)
if opts.test: #tests don't need to run indefinitely
log("Since this is test mode, exiting...", opts.ident)
exit(0)
#If it's a new day, archive files in S3
if today[0] != datetime.date(datetime.now()) and not opts.test:
for item in ["log"+opts.ident, "ravq"+opts.ident, \
"events"+opts.ident, "errors"+opts.ident, \
"states"+opts.ident]:
#store in s3
try: #exception handling in boto documentation is kind of vague
key = boto.s3.key.Key(bucket)
key.key = item + str(today)
key.set_contents_from_filename(item)
#clear old files
infile = open(item, "w+")
infile.write("")
infile.close()
except Exception as e:
sendEmail("Received execption " + str(e),
"Something went wrong in boto",
"*****@*****.**")
today[0] = datetime.date(datetime.now())
print today, datetime.date(datetime.now())
signal.signal(signal.SIGALRM, alarm_handler)
signal.alarm(1) #go off once at start-up
while True:
signal.pause() #process sleeps until alarm goes off
def create_lifecycle_rule(connection, module):
name = module.params.get("name")
expiration_date = module.params.get("expiration_date")
expiration_days = module.params.get("expiration_days")
prefix = module.params.get("prefix")
rule_id = module.params.get("rule_id")
status = module.params.get("status")
storage_class = module.params.get("storage_class")
transition_date = module.params.get("transition_date")
transition_days = module.params.get("transition_days")
changed = False
try:
bucket = connection.get_bucket(name)
except S3ResponseError as e:
module.fail_json(msg=e.message)
# Get the bucket's current lifecycle rules
try:
current_lifecycle_obj = bucket.get_lifecycle_config()
except S3ResponseError as e:
if e.error_code == "NoSuchLifecycleConfiguration":
current_lifecycle_obj = Lifecycle()
else:
module.fail_json(msg=e.message)
# Create expiration
if expiration_days is not None:
expiration_obj = Expiration(days=expiration_days)
elif expiration_date is not None:
expiration_obj = Expiration(date=expiration_date)
else:
expiration_obj = None
# Create transition
if transition_days is not None:
transition_obj = Transition(days=transition_days,
storage_class=storage_class.upper())
elif transition_date is not None:
transition_obj = Transition(date=transition_date,
storage_class=storage_class.upper())
else:
transition_obj = None
# Create rule
rule = Rule(rule_id, prefix, status.title(), expiration_obj,
transition_obj)
# Create lifecycle
lifecycle_obj = Lifecycle()
appended = False
# If current_lifecycle_obj is not None then we have rules to compare, otherwise just add the rule
if current_lifecycle_obj:
# If rule ID exists, use that for comparison otherwise compare based on prefix
for existing_rule in current_lifecycle_obj:
if rule.id == existing_rule.id:
if compare_rule(rule, existing_rule):
lifecycle_obj.append(rule)
appended = True
else:
lifecycle_obj.append(rule)
changed = True
appended = True
elif rule.prefix == existing_rule.prefix:
existing_rule.id = None
if compare_rule(rule, existing_rule):
lifecycle_obj.append(rule)
appended = True
else:
lifecycle_obj.append(rule)
changed = True
appended = True
else:
lifecycle_obj.append(existing_rule)
# If nothing appended then append now as the rule must not exist
if not appended:
lifecycle_obj.append(rule)
changed = True
else:
lifecycle_obj.append(rule)
changed = True
# Write lifecycle to bucket
try:
bucket.configure_lifecycle(lifecycle_obj)
except S3ResponseError as e:
module.fail_json(msg=e.message)
module.exit_json(changed=changed)
#!/usr/bin/env python
import boto.s3
REGION = "us-west-2"
BUCKET = "mybucket"
c = boto.s3.connect_to_region(REGION)
bucket = c.get_bucket(BUCKET)
from boto.s3.lifecycle import Lifecycle, Transition, Rule
to_glacier = Transition(days=30, storage_class='GLACIER')
rule = Rule('ruleid', 'logs/', 'Enabled', transition=to_glacier)
lifecycle = Lifecycle()
lifecycle.append(rule)
bucket.configure_lifecycle(lifecycle)
current = bucket.get_lifecycle_config()
print current[0].transition
def test_transition_is_optional(self):
r = Rule('myid', 'prefix', 'Enabled')
xml = r.to_xml()
self.assertEqual(
'<Rule><ID>myid</ID><Prefix>prefix</Prefix><Status>Enabled</Status></Rule>',
xml)