def get_elb_stats(name, metric, minutes=60, period=60):
"""
Get CloudWatch statistics for a load balancer
API docs: http://docs.amazonwebservices.com/AmazonCloudWatch/latest/APIReference/API_GetMetricStatistics.html
Hint: to figure out the exact params, use the AWS console and look
at the query params when clicking on cloudwatch metrics...
@param name: string, ELB name
@param metric: string, metric to retrieve (RequestCount, HTTPCode_Backend_2XX, etc)
@param minutes: int, minutes to look back
@param period: int, sample bucket size in seconds
"""
print 'Stats for \'%s\' for the last %dm (bucket: %ds):' % (name, minutes,
period)
try:
c = boto.connect_cloudwatch()
end = datetime.datetime.utcnow()
start = end - datetime.timedelta(minutes=minutes)
stats = c.get_metric_statistics(
period, start, end, metric, 'AWS/ELB', 'Sum',
InstanceDimension("LoadBalancerName", name))
for stat in stats:
print '\t%s: %f' % (stat[u'Timestamp'], stat[u'Sum'])
except BotoServerError, error:
print >> sys.stderr, 'Boto API error: ', error
def test_create_alarm():
conn = boto.connect_cloudwatch()
alarm = MetricAlarm(
name='tester',
comparison='>=',
threshold=2.0,
period=60,
evaluation_periods=5,
statistic='Average',
description='A test',
dimensions={'InstanceId': ['i-0123456,i-0123457']},
alarm_actions=['arn:alarm'],
ok_actions=['arn:ok'],
insufficient_data_actions=['arn:insufficient'],
unit='Seconds',
)
conn.create_alarm(alarm)
alarms = conn.describe_alarms()
alarms.should.have.length_of(1)
alarm = alarms[0]
alarm.name.should.equal('tester')
alarm.comparison.should.equal('>=')
alarm.threshold.should.equal(2.0)
alarm.period.should.equal(60)
alarm.evaluation_periods.should.equal(5)
alarm.statistic.should.equal('Average')
alarm.description.should.equal('A test')
dict(alarm.dimensions).should.equal({'InstanceId': ['i-0123456,i-0123457']})
list(alarm.alarm_actions).should.equal(['arn:alarm'])
list(alarm.ok_actions).should.equal(['arn:ok'])
list(alarm.insufficient_data_actions).should.equal(['arn:insufficient'])
alarm.unit.should.equal('Seconds')
def __init__(self, ag_name, lower, upper, lower_threshold, upper_threshold):
self.cloudwatch = boto.connect_cloudwatch()
self.upper = upper - 3
self.lower = lower + 3
self.lower_threshold = lower_threshold
self.upper_threshold = upper_threshold
self.ag_name = ag_name
def test_delete_alarm():
conn = boto.connect_cloudwatch()
alarm = MetricAlarm(
name='tester',
comparison='>=',
threshold=2.0,
period=60,
evaluation_periods=5,
statistic='Average',
description='A test',
dimensions={'InstanceId': ['i-0123456,i-0123457']},
alarm_actions=['arn:alarm'],
ok_actions=['arn:ok'],
insufficient_data_actions=['arn:insufficient'],
unit='Seconds',
)
conn.create_alarm(alarm)
alarms = conn.describe_alarms()
alarms.should.have.length_of(1)
alarms[0].delete()
alarms = conn.describe_alarms()
alarms.should.have.length_of(0)
def get_rds_stats(db_ident, metric):
"""Function for fetching RDS statistics from CloudWatch"""
cw = boto.connect_cloudwatch()
result = cw.get_metric_statistics(
300,
datetime.datetime.utcnow() - datetime.timedelta(seconds=300),
datetime.datetime.utcnow(),
metric,
'AWS/RDS',
'Average',
dimensions={'DBInstanceIdentifier': [db_ident]})
debug('Result: %s' % result)
if result:
if metric in ('ReadLatency', 'WriteLatency'):
# Transform into miliseconds
result = '%.2f' % float(result[0]['Average'] * 1000)
else:
result = '%.2f' % float(result[0]['Average'])
elif metric == 'ReplicaLag':
# This metric can be missed
result = 0
else:
print 'Unable to get RDS statistics'
sys.exit(1)
return float(result)
def find_node_freespace(desc,elasticache_numnodes):
end_time = datetime.datetime.utcnow()
start_time = end_time - datetime.timedelta(minutes=1)
# This sets up the connection information to CloudWatch.
cloudwatch_connection = boto.connect_cloudwatch(autoscale_config.AWS_ACCESS_KEY,autoscale_config.AWS_SECRET_KEY)
#metrics = cloudwatch_connection.list_metrics(metric_name='FreeableMemory')
metrics = cloudwatch_connection.list_metrics(namespace="AWS/ElastiCache", dimensions={'CacheClusterId':autoscale_config.CACHE_CLUSTER_NAME,'CacheNodeId':'0001'})
statistics = ['Average', 'Minimum']
unit='Bytes'
metric_name='UnusedMemory'
namespace="AWS/ElastiCache"
elasticache_Nodeid = []
free_space = []
for i in range(0, elasticache_numnodes):
Nodeid = desc['DescribeCacheClustersResponse']['DescribeCacheClustersResult']['CacheClusters'][0]['CacheNodes'][i]['CacheNodeId']
# print Nodeid
dimensions={'CacheClusterId':autoscale_config.CACHE_CLUSTER_NAME,'CacheNodeId':Nodeid}
# print dimensions
freespace = cloudwatch_connection.get_metric_statistics(60, start_time, end_time, metric_name, namespace, statistics, dimensions, unit)
# print freespace
# print freespace[1]['Average']
free_space.append(freespace[0]['Average'])
# print free_space[i]
return free_space
def create_alarm(name='test-alarm',
metric='CPUUtilization',
namespace='AWS/EC2',
statistic='Average',
comparison='>=',
threshold=90,
period=500,
evaluation_periods=1,
unit='Percent',
description='Test Alarm',
dimensions=None):
if dimensions is None:
dimensions = {}
cw_conn = boto.connect_cloudwatch('us-east')
metric_alarm = MetricAlarm(name=name,
metric=metric,
namespace=namespace,
statistic=statistic,
comparison=comparison,
threshold=threshold,
period=period,
evaluation_periods=evaluation_periods,
unit=unit,
description=description,
dimensions=dimensions)
alarm_created = cw_conn.put_metric_alarm(metric_alarm)
return alarm_created
def test_fetch_alarms_for_instance(self):
instance_id = 'i-123456'
self.create_alarm(dimensions={'InstanceId': [instance_id]})
cw_conn = boto.connect_cloudwatch('us-east')
instance_alarms = Alarm.get_alarms_for_resource(
instance_id, dimension_key='InstanceId', cw_conn=cw_conn)
self.assertEqual(len(instance_alarms), 1)
def test_describe_alarms():
conn = boto.connect_cloudwatch()
alarms = conn.describe_alarms()
alarms.should.have.length_of(0)
conn.create_alarm(alarm_fixture(name="nfoobar", action="afoobar"))
conn.create_alarm(alarm_fixture(name="nfoobaz", action="afoobaz"))
conn.create_alarm(alarm_fixture(name="nbarfoo", action="abarfoo"))
conn.create_alarm(alarm_fixture(name="nbazfoo", action="abazfoo"))
alarms = conn.describe_alarms()
alarms.should.have.length_of(4)
alarms = conn.describe_alarms(alarm_name_prefix="nfoo")
alarms.should.have.length_of(2)
alarms = conn.describe_alarms(
alarm_names=["nfoobar", "nbarfoo", "nbazfoo"])
alarms.should.have.length_of(3)
alarms = conn.describe_alarms(action_prefix="afoo")
alarms.should.have.length_of(2)
for alarm in conn.describe_alarms():
alarm.delete()
alarms = conn.describe_alarms()
alarms.should.have.length_of(0)
def collect(self):
DBInstanceIdentifiers_arr=re.split(',',self.config['DBInstanceIdentifiers'])
instanceStats = []
attribs = ['BinLogDiskUsage',
'CPUUtilization',
'DatabaseConnections',
'DiskQueueDepth',
'FreeableMemory',
'FreeStorageSpace',
'ReplicaLag',
'SwapUsage',
'ReadIOPS',
'WriteIOPS',
'ReadLatency',
'WriteLatency',
'ReadThroughput',
'WriteThroughput',
'NetworkReceiveThroughput',
'NetworkTransmitThroughput']
botoRDS = boto.connect_cloudwatch(aws_access_key_id=self.config['access_key_id'], aws_secret_access_key=self.config['secret_access_key'])
for dbInstanceIdentifier in DBInstanceIdentifiers_arr:
for attribute in attribs:
try:
instanceStats = botoRDS.get_metric_statistics(period=60,
start_time=datetime.datetime.utcnow() - datetime.timedelta(seconds=120),
end_time=datetime.datetime.utcnow(),
namespace="AWS/RDS",
metric_name=attribute,
statistics=["Sum"],
dimensions={'DBInstanceIdentifier':dbInstanceIdentifier})
except Exception:
self.log.error('An error occurred collecting from RDS, %s', e)
if instanceStats != []:
sorted_metric_arr=sorted(instanceStats, key=itemgetter('Timestamp'))
self.publish('%s.%s' % (dbInstanceIdentifier,attribute),sorted_metric_arr[len(sorted_metric_arr)-1]['Sum'])
def test_describe_alarms():
conn = boto.connect_cloudwatch()
alarms = conn.describe_alarms()
alarms.should.have.length_of(0)
conn.create_alarm(alarm_fixture(name="nfoobar", action="afoobar"))
conn.create_alarm(alarm_fixture(name="nfoobaz", action="afoobaz"))
conn.create_alarm(alarm_fixture(name="nbarfoo", action="abarfoo"))
conn.create_alarm(alarm_fixture(name="nbazfoo", action="abazfoo"))
enabled = alarm_fixture(name="enabled1", action=["abarfoo"])
enabled.add_alarm_action("arn:alarm")
conn.create_alarm(enabled)
alarms = conn.describe_alarms()
alarms.should.have.length_of(5)
alarms = conn.describe_alarms(alarm_name_prefix="nfoo")
alarms.should.have.length_of(2)
alarms = conn.describe_alarms(
alarm_names=["nfoobar", "nbarfoo", "nbazfoo"])
alarms.should.have.length_of(3)
alarms = conn.describe_alarms(action_prefix="afoo")
alarms.should.have.length_of(2)
alarms = conn.describe_alarms(alarm_name_prefix="enabled")
alarms.should.have.length_of(1)
alarms[0].actions_enabled.should.equal("true")
for alarm in conn.describe_alarms():
alarm.delete()
alarms = conn.describe_alarms()
alarms.should.have.length_of(0)
def main():
sns=boto.connect_sns();
raw_input("Going to create the alpha and beta topics. Enter to continue");
sns.create_topic("Alpha1");
sns.create_topic("Beta1");
raw_input("Alpha and Beta topics made. Here is the list of topics.");
dic=sns.get_all_topics()['ListTopicsResponse']['ListTopicsResult']['Topics'];
print dic;
showTopics(dic);
delete=raw_input("I am now going to delete the Beta topic. Copy beta and enter it here: ");
sns.delete_topic(delete);
arn=raw_input("Beta was deleted here is the new list of topics.");
dic=sns.get_all_topics()['ListTopicsResponse']['ListTopicsResult']['Topics'];
showTopics(dic);
arn=raw_input("We are now going to subscribe to the alpha topic. Copy and paste alpha here: ");
sns.subscribe(arn, "email", "*****@*****.**");
print arn;
sns.subscribe(arn, "email-json", "*****@*****.**");
sns.subscribe(arn, "http", "http://cloud.comtor.org/csc470logger/logger");
raw_input("There should now be 3 subscriptions added to the topic. Go check in console if needed. \nHere are the detials");
printinfo(arn)
raw_input("I am now going to change the display name for the topic.");
sns.set_topic_attributes(arn,"DisplayName", "NewName");
raw_input("Name change made. The new information is... ");
printinfo(arn)
raw_input("I am now going to send a message to all of those who have subscribed.");
print sns.publish(arn, "Hello classmates. What is int?");
raw_input("Message sent. Please check mail.");
raw_input("We are now going to make a cloud watch alarm.");
cw=boto.connect_cloudwatch()
myMetric=cw.list_metrics()[0]
print cw.describe_alarms()[0]
cw.create_alarm(cw.describe_alarms()[0])
def test_get_metric_statistics():
conn = boto.connect_cloudwatch()
metric_timestamp = datetime(2018, 4, 9, 13, 0, 0, 0)
conn.put_metric_data(
namespace="tester",
name="metric",
value=1.5,
dimensions={"InstanceId": ["i-0123456,i-0123457"]},
timestamp=metric_timestamp,
)
metric_kwargs = dict(
namespace="tester",
metric_name="metric",
start_time=metric_timestamp,
end_time=datetime.now(),
period=3600,
statistics=["Minimum"],
)
datapoints = conn.get_metric_statistics(**metric_kwargs)
datapoints.should.have.length_of(1)
datapoint = datapoints[0]
datapoint.should.have.key("Minimum").which.should.equal(1.5)
datapoint.should.have.key("Timestamp").which.should.equal(metric_timestamp)
def test_describe_alarms():
conn = boto.connect_cloudwatch()
alarms = conn.describe_alarms()
alarms.should.have.length_of(0)
conn.create_alarm(alarm_fixture(name="nfoobar", action="afoobar"))
conn.create_alarm(alarm_fixture(name="nfoobaz", action="afoobaz"))
conn.create_alarm(alarm_fixture(name="nbarfoo", action="abarfoo"))
conn.create_alarm(alarm_fixture(name="nbazfoo", action="abazfoo"))
alarms = conn.describe_alarms()
alarms.should.have.length_of(4)
alarms = conn.describe_alarms(alarm_name_prefix="nfoo")
alarms.should.have.length_of(2)
alarms = conn.describe_alarms(alarm_names=["nfoobar", "nbarfoo", "nbazfoo"])
alarms.should.have.length_of(3)
alarms = conn.describe_alarms(action_prefix="afoo")
alarms.should.have.length_of(2)
for alarm in conn.describe_alarms():
alarm.delete()
alarms = conn.describe_alarms()
alarms.should.have.length_of(0)
def get_elb_stats(name, metric, minutes=60, period=60):
"""
Get CloudWatch statistics for a load balancer
API docs: http://docs.amazonwebservices.com/AmazonCloudWatch/latest/APIReference/API_GetMetricStatistics.html
Hint: to figure out the exact params, use the AWS console and look
at the query params when clicking on cloudwatch metrics...
@param name: string, ELB name
@param metric: string, metric to retrieve (RequestCount, HTTPCode_Backend_2XX, etc)
@param minutes: int, minutes to look back
@param period: int, sample bucket size in seconds
"""
print 'Stats for \'%s\' for the last %dm (bucket: %ds):' % (name, minutes, period)
try:
c = boto.connect_cloudwatch()
end = datetime.datetime.utcnow()
start = end - datetime.timedelta(minutes=minutes)
stats = c.get_metric_statistics(period, start, end, metric,
'AWS/ELB', 'Sum',
InstanceDimension(
"LoadBalancerName", name)
)
for stat in stats:
print '\t%s: %f' % (stat[u'Timestamp'], stat[u'Sum'])
except BotoServerError, error:
print >> sys.stderr, 'Boto API error: ', error
def main():
'''
'''
setup_logger(environ.get('AWS_ACCESS_KEY_ID'),
environ.get('AWS_SECRET_ACCESS_KEY'),
environ.get('AWS_SNS_ARN'))
config = load_config()
checkin_time = time()
try:
# Rely on boto AWS_ACCESS_KEY_ID and AWS_SECRET_ACCESS_KEY variables.
cw = connect_cloudwatch()
except:
cw = False
while True:
try:
with db_connect(config['DATABASE_URL']) as conn:
task_Q = db_queue(conn, TASK_QUEUE)
done_Q = db_queue(conn, DONE_QUEUE)
due_Q = db_queue(conn, DUE_QUEUE)
beat_Q = db_queue(conn, HEARTBEAT_QUEUE)
pop_task_from_donequeue(done_Q, config['GITHUB_AUTH'])
pop_task_from_duequeue(due_Q, config['GITHUB_AUTH'])
flush_heartbeat_queue(beat_Q)
if time() < checkin_time:
continue
# Report basic information about current status.
with beat_Q as db:
workers_n = len(get_recent_workers(db))
task_n, done_n, due_n = map(len, (task_Q, done_Q, due_Q))
_L.info(
'{workers_n} active workers; queue lengths: {task_n} tasks, {done_n} done, {due_n} due'
.format(**locals()))
if cw:
ns = environ.get('AWS_CLOUDWATCH_NS')
cw.put_metric_data(ns, 'tasks queue', task_n, unit='Count')
cw.put_metric_data(ns, 'done queue', done_n, unit='Count')
cw.put_metric_data(ns, 'due queue', due_n, unit='Count')
cw.put_metric_data(ns,
'expected results',
task_n + workers_n,
unit='Count')
cw.put_metric_data(ns,
'active workers',
workers_n,
unit='Count')
checkin_time = time() + 30
except KeyboardInterrupt:
raise
except:
_L.error('Error in dequeue main()', exc_info=True)
sleep(5)
def __init__(self, ag_name, lower, upper, lower_threshold,
upper_threshold):
self.cloudwatch = boto.connect_cloudwatch()
self.upper = upper - 3
self.lower = lower + 3
self.lower_threshold = lower_threshold
self.upper_threshold = upper_threshold
self.ag_name = ag_name
def publish_cw_metrics(ri_account_credentials, region, ri_surplus):
access_key_id, secret_access_key = ri_account_credentials
conn = boto.connect_cloudwatch(aws_access_key_id=access_key_id, aws_secret_access_key=secret_access_key)
for itype, surplus in ri_surplus.items():
conn.put_metric_data("RI-usage-%s" % region, "%s-available-RIs" % itype, surplus)
conn.close()
def main():
''' Single threaded worker to serve the job queue.
'''
args = parser.parse_args()
setup_logger(None, None, args.sns_arn, log_level=args.loglevel)
s3 = S3(None, None, args.bucket)
autoscale = connect_autoscale(None, None)
cloudwatch = connect_cloudwatch(None, None)
github_auth = args.github_token, 'x-oauth-basic'
next_queue_interval, next_autoscale_interval = 60, 8 * 3600
try:
with db_connect(args.database_url) as conn:
task_Q = db_queue(conn, TASK_QUEUE)
next_queue_report = time() + next_queue_interval
next_autoscale_grow = time() + next_autoscale_interval
minimum_capacity = count(1)
with task_Q as db:
run_times = get_batch_run_times(db, args.owner,
args.repository)
sources = find_batch_sources(args.owner, args.repository,
github_auth, run_times)
with task_Q as db:
new_set = add_set(db, args.owner, args.repository)
for expected_count in enqueue_sources(task_Q, new_set, sources):
if time() >= next_queue_report:
next_queue_report, n = time() + next_queue_interval, len(
task_Q)
_L.debug(
'Task queue has {} item{}, {} sources expected'.format(
n, 's' if n != 1 else '', expected_count))
try:
if time() >= next_autoscale_grow:
next_autoscale_grow = time() + next_autoscale_interval
set_autoscale_capacity(autoscale, cloudwatch,
args.cloudwatch_ns,
next(minimum_capacity))
except Exception as e:
_L.error('Problem during autoscale', exc_info=True)
if expected_count:
sleep(2)
with task_Q as db:
_L.debug('Rendering that shit')
render_set_maps(s3, db, new_set)
except:
_L.error('Error in worker main()', exc_info=True)
return 1
else:
return 0
def main():
p = argparse.ArgumentParser()
p.add_argument('cluster_name')
p.add_argument('--dry-run', action='store_true')
a = p.parse_args()
ec2 = boto.connect_ec2()
spot_instances = [instance for res in ec2.get_all_instances()
for instance in res.instances
if instance.state in set(['pending', 'running', 'stopping', 'stopped'])
and instance.spot_instance_request_id is not None]
logging.info('%d spot instances', len(spot_instances))
candidates = [i for i in spot_instances if i.tags.get('spark_cluster_name') == a.cluster_name]
logging.info('%d candidates', len(candidates))
cloudwatch = boto.connect_cloudwatch()
extant_alarms = set(i.name for i in cloudwatch.describe_alarms())
for instance in candidates:
dimensions = {'InstanceId': instance.id}
alarm_name = '{0}-idle-term'.format(instance.id)
# The name of the metric to request. This list can be retrieved by
# calling ListMetrics
metric_name = 'CPUUtilization'
# The namespace of the metric. This can also be retrieved by calling
# ListMetrics
actions = ['arn:aws:automate:{0}:ec2:terminate'.format(instance.region.name),
'arn:aws:sns:us-west-2:602821995734:cmccoy-alarm']
metric = cloudwatch.list_metrics(dimensions=dimensions,
metric_name=metric_name)
if not metric:
raise ValueError("Missing: " + metric_name)
metric = metric[0]
if alarm_name in extant_alarms:
logging.warn("Alarm %s already exists - overwriting", alarm_name)
# Terminate instances when average CPU < 15% for 18
# periods of 5 minutes (an hour and a half)
res = metric.create_alarm(name=alarm_name,
comparison='<=',
threshold=10,
period=300,
evaluation_periods=24,
statistic='Average',
alarm_actions=actions,
unit='Percent')
logging.info("%s - %s", alarm_name, res)
extant_alarms.add(alarm_name)
def get_instance_metric(start,
end,
step_size,
metric_name,
instance_id,
region_name="us-west-1"):
"""A wrapper function for getting the values of a metric for an instance over a time period.
:param start: start time of observation.
:type start: datetime.
:param end: end time of observation.
:type end: datetime.
:param step_size: the length of each period
:type step_size: int.
:param metric_name: the metric's name.
:type metric_name: str
:param instance_id: the instance observerd id.
:type instance_id: int
:param region_name: the region's name.
:type region_name: str
:returns: datapoints -- datapoints of the metric values.
"""
#Get RegionInfo object from region name
cloudwatch_regions = boto.ec2.cloudwatch.regions()
for r in cloudwatch_regions:
if r.name == region_name:
region = r
break
# Connect to aws cloudwatch
conn = boto.connect_cloudwatch(AWS_ACCESS_KEY_ID,
AWS_SECRET_ACCESS_KEY,
region=region)
# The statistic to request i.e. Average, Sum, Maximum, Minimum or SampleCount
operations_type = ['Average', 'Maximum', 'Minimum']
# This is the dimensions to request from CloudWatch
# To get data for a specific instance replace instanceId for the instance you're looking for
# Detailed monitoring adds additional dimensions including AmiId, InstanceType
dimensions = {'InstanceId': instance_id}
# Get unit based on metric_name
unit = UNIT_OF_METRIC[metric_name]
# Get namespace based on metric_name
namespace = NAMESPACE_OF_METRIC[metric_name]
# This wil request data for for the period, for the time of start to end, and
datapoints = conn.get_metric_statistics(step_size, start, end, metric_name,
namespace, operations_type,
dimensions, unit)
return datapoints
def test_fetch_alarms_for_load_balancer(self):
elb_name = 'test_elb'
alarm_kwargs = dict(
metric='RequestCount', namespace='AWS/ELB', statistic='Sum', unit=None,
dimensions={'LoadBalancerName': elb_name},
)
self.create_alarm(**alarm_kwargs)
cw_conn = boto.connect_cloudwatch('us-east')
elb_alarms = Alarm.get_alarms_for_resource(elb_name, dimension_key='LoadBalancerName', cw_conn=cw_conn)
self.assertEqual(len(elb_alarms), 1)
def publish_cw_metrics(ri_account_credentials, region, ri_surplus):
access_key_id, secret_access_key = ri_account_credentials
conn = boto.connect_cloudwatch(aws_access_key_id=access_key_id,
aws_secret_access_key=secret_access_key)
for itype, surplus in ri_surplus.items():
conn.put_metric_data("RI-usage-%s" % region,
"%s-available-RIs" % itype, surplus)
conn.close()
def refresh_instance(instance, config):
CW_METRIC_NAMES = [
['CPUUtilization', 'Percent'],
['CPUCreditBalance', 'Count'],
['DiskWriteBytes', 'Bytes'],
['DiskReadBytes', 'Bytes'],
['DiskWriteOps', 'Count'],
['DiskReadOps', 'Count'],
['NetworkIn', 'Bytes'],
['NetworkOut', 'Bytes'], ]
# timeframe and period (2 weeks, and 20-minute period for AWS. No option to
# set period for New Relic)
START = datetime.now() - timedelta(days=14)
# subtract a minute to get better granularity on New Relic metrics
END = datetime.now() - timedelta(minutes=1)
PERIOD = 1200 # 20 minutes
id = instance['id']
env = instance['env']
ret = {'id': id}
cw = boto.connect_cloudwatch(
aws_access_key_id=config['aws_ec2']['aws_access_key'],
aws_secret_access_key=config['aws_ec2']['aws_secret_key'])
for metric, unit in CW_METRIC_NAMES:
timeseries = cw.get_metric_statistics(
period=PERIOD,
start_time=START,
end_time=END,
metric_name=metric,
namespace='AWS/EC2',
statistics='Average',
dimensions={'InstanceId': [id]},
unit=unit)
if not timeseries:
perctile_01 = ''
median = ''
perctile_95 = ''
perctile_99 = ''
else:
sorted_by_value = sorted(timeseries, key=lambda k: k['Average'])
total_length = len(sorted_by_value)
perctile_01 = sorted_by_value[int(0.01*total_length)]['Average']
median = sorted_by_value[int(total_length/2)]['Average']
perctile_95 = sorted_by_value[int(0.9*total_length)]['Average']
perctile_99 = sorted_by_value[int(0.99*total_length)]['Average']
# append unit to metric name, unless it's already part of the name
metric_key = (metric+unit if unit not in metric else metric)
ret[metric_key] = {'1': perctile_01, '50': median, '95': perctile_95, '99': perctile_99}
return ret
def main():
'''
'''
setup_logger(environ.get('AWS_SNS_ARN'))
config = load_config()
checkin_time = time()
try:
# Rely on boto AWS_ACCESS_KEY_ID and AWS_SECRET_ACCESS_KEY variables.
cw = connect_cloudwatch()
except:
cw = False
while True:
try:
with db_connect(config['DATABASE_URL']) as conn:
task_Q = db_queue(conn, TASK_QUEUE)
done_Q = db_queue(conn, DONE_QUEUE)
due_Q = db_queue(conn, DUE_QUEUE)
pop_task_from_donequeue(done_Q, config['GITHUB_AUTH'])
pop_task_from_duequeue(due_Q, config['GITHUB_AUTH'])
if time() < checkin_time:
continue
# Report basic information about current status.
task_n, done_n, due_n = map(len, (task_Q, done_Q, due_Q))
_L.info(
'Queue lengths: {task_n} tasks, {done_n} done, {due_n} due'
.format(**locals()))
if cw:
cw.put_metric_data('openaddr.ci',
'tasks queue',
task_n,
unit='Count')
cw.put_metric_data('openaddr.ci',
'done queue',
done_n,
unit='Count')
cw.put_metric_data('openaddr.ci',
'due queue',
due_n,
unit='Count')
checkin_time = time() + 30
except KeyboardInterrupt:
raise
except:
_L.error('Error in dequeue main()', exc_info=True)
sleep(5)
def create_alarm(name='test-alarm', metric='CPUUtilization', namespace='AWS/EC2', statistic='Average',
comparison='>=', threshold=90, period=500, evaluation_periods=1, unit='Percent',
description='Test Alarm', dimensions=None):
if dimensions is None:
dimensions = {}
cw_conn = boto.connect_cloudwatch('us-east')
metric_alarm = MetricAlarm(
name=name, metric=metric, namespace=namespace, statistic=statistic, comparison=comparison,
threshold=threshold, period=period, evaluation_periods=evaluation_periods, unit=unit,
description=description, dimensions=dimensions
)
alarm_created = cw_conn.put_metric_alarm(metric_alarm)
return alarm_created
def probe(self):
logging.info('getting stats from cloudwatch')
cw = boto.connect_cloudwatch()
start_time = datetime.utcnow() - timedelta(minutes=1)
end_time = datetime.utcnow()
stats = []
stats = cw.get_metric_statistics(60, start_time, end_time,
self.metric, self.namespace, self.statistic, self.dimensions)
if len(stats) == 0:
return []
stat = stats[0]
return [nagiosplugin.Metric('cloudwatchmetric', stat[self.statistic], stat['Unit'])]
def test_describe_alarms_for_metric():
conn = boto.connect_cloudwatch()
conn.create_alarm(alarm_fixture(name="nfoobar", action="afoobar"))
conn.create_alarm(alarm_fixture(name="nfoobaz", action="afoobaz"))
conn.create_alarm(alarm_fixture(name="nbarfoo", action="abarfoo"))
conn.create_alarm(alarm_fixture(name="nbazfoo", action="abazfoo"))
alarms = conn.describe_alarms_for_metric("nbarfoo_metric", "nbarfoo_namespace")
alarms.should.have.length_of(1)
alarms = conn.describe_alarms_for_metric("nbazfoo_metric", "nbazfoo_namespace")
alarms.should.have.length_of(1)
def main():
""" Single threaded worker to serve the job queue.
"""
args = parser.parse_args()
setup_logger(args.sns_arn, log_level=args.loglevel)
s3 = S3(args.access_key, args.secret_key, args.bucket)
autoscale = connect_autoscale(args.access_key, args.secret_key)
cloudwatch = connect_cloudwatch(args.access_key, args.secret_key)
github_auth = args.github_token, "x-oauth-basic"
next_queue_interval, next_autoscale_interval = 60, 43200
try:
with db_connect(args.database_url) as conn:
task_Q = db_queue(conn, TASK_QUEUE)
next_queue_report = time() + next_queue_interval
next_autoscale_grow = time() + next_autoscale_interval
minimum_capacity = count(1)
with task_Q as db:
run_times = get_batch_run_times(db, args.owner, args.repository)
sources = find_batch_sources(args.owner, args.repository, github_auth, run_times)
with task_Q as db:
new_set = add_set(db, args.owner, args.repository)
for expected_count in enqueue_sources(task_Q, new_set, sources):
if time() >= next_queue_report:
next_queue_report, n = time() + next_queue_interval, len(task_Q)
args = n, "s" if n != 1 else "", expected_count
_L.debug("Task queue has {} item{}, {} sources expected".format(*args))
try:
if time() >= next_autoscale_grow:
next_autoscale_grow = time() + next_autoscale_interval
set_autoscale_capacity(autoscale, cloudwatch, next(minimum_capacity))
except Exception as e:
_L.error("Problem during autoscale", exc_info=True)
if expected_count:
sleep(5)
with task_Q as db:
_L.debug("Rendering that shit")
render_set_maps(s3, db, new_set)
except:
_L.error("Error in worker main()", exc_info=True)
return 1
else:
return 0
def run(self):
end = datetime.datetime.utcnow()
start = end - datetime.timedelta(minutes=5)
try:
self.cw = boto.connect_cloudwatch(self.identity, self.secret, validate_certs=False)
self.rds = None
regions = boto.rds.regions()
for r in regions:
if r.name == self.region:
self.rds = boto.connect_rds(self.identity, self.secret, region=r, validate_certs=False)
except Exception, e:
print "Boto Error: %s" % (e,)
sys.exit(1)
def get_cloudwatch_conn(self):
"""This function returns the Cloudwatch connection object
"""
if self.cloudwatch_conn:
return self.cloudwatch_conn
else:
import boto
try:
self.cloudwatch_conn = boto.connect_cloudwatch(
self.api_key, self.api_secret)
return self.cloudwatch_conn
except:
print "Unable to get the cloudwatch connection, Wrong API KEY, SECRET combination"
return None
def test_fetch_alarms_for_load_balancer(self):
elb_name = 'test_elb'
alarm_kwargs = dict(
metric='RequestCount',
namespace='AWS/ELB',
statistic='Sum',
unit=None,
dimensions={'LoadBalancerName': elb_name},
)
self.create_alarm(**alarm_kwargs)
cw_conn = boto.connect_cloudwatch('us-east')
elb_alarms = Alarm.get_alarms_for_resource(
elb_name, dimension_key='LoadBalancerName', cw_conn=cw_conn)
self.assertEqual(len(elb_alarms), 1)
def setUpCloudWatch(self, instance_ids, env="stg"):
alarm = MetricAlarm(name="servergmsextender_CloudWatchAlarm" + env,
namespace="AWS/EC2",
metric="CPUUtilization",
comparison=">=",
threshold="90",
evaluation_periods=1,
statistic="Average",
period=300,
dimensions={'InstanceId': instance_ids},
alarm_actions=['arn:alarm'],
ok_actions=['arn:ok'])
watch_conn = boto.connect_cloudwatch()
watch_conn.put_metric_alarm(alarm)
def get_cloudwatch_conn(self):
"""This function returns the Cloudwatch connection object
"""
if self.cloudwatch_conn:
return self.cloudwatch_conn
else:
import boto
try:
self.cloudwatch_conn = boto.connect_cloudwatch(self.api_key, self.api_secret)
return self.cloudwatch_conn
except:
print "Unable to get the cloudwatch connection, Wrong API KEY, SECRET combination"
return None
def get_instance_metric(start, end, step_size, metric_name, instance_id, region_name="us-west-1"):
"""A wrapper function for getting the values of a metric for an instance over a time period.
:param start: start time of observation.
:type start: datetime.
:param end: end time of observation.
:type end: datetime.
:param step_size: the length of each period
:type step_size: int.
:param metric_name: the metric's name.
:type metric_name: str
:param instance_id: the instance observerd id.
:type instance_id: int
:param region_name: the region's name.
:type region_name: str
:returns: datapoints -- datapoints of the metric values.
"""
#Get RegionInfo object from region name
cloudwatch_regions=boto.ec2.cloudwatch.regions()
for r in cloudwatch_regions:
if r.name == region_name:
region = r
break
# Connect to aws cloudwatch
conn = boto.connect_cloudwatch(AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY, region=region)
# The statistic to request i.e. Average, Sum, Maximum, Minimum or SampleCount
operations_type = ['Average', 'Maximum', 'Minimum']
# This is the dimensions to request from CloudWatch
# To get data for a specific instance replace instanceId for the instance you're looking for
# Detailed monitoring adds additional dimensions including AmiId, InstanceType
dimensions = { 'InstanceId':instance_id }
# Get unit based on metric_name
unit = UNIT_OF_METRIC[metric_name]
# Get namespace based on metric_name
namespace = NAMESPACE_OF_METRIC[metric_name]
# This wil request data for for the period, for the time of start to end, and
datapoints = conn.get_metric_statistics(step_size, start, end, metric_name, namespace, operations_type, dimensions, unit);
return datapoints
def main():
'''
'''
setup_logger(environ.get('AWS_SNS_ARN'), None)
config = load_config()
checkin_time = time()
try:
# Rely on boto environment.
cw = connect_cloudwatch()
except:
cw = False
while True:
try:
with db_connect(config['DATABASE_URL']) as conn:
task_Q = db_queue(conn, TASK_QUEUE)
done_Q = db_queue(conn, DONE_QUEUE)
due_Q = db_queue(conn, DUE_QUEUE)
beat_Q = db_queue(conn, HEARTBEAT_QUEUE)
pop_task_from_donequeue(done_Q, config['GITHUB_AUTH'])
pop_task_from_duequeue(due_Q, config['GITHUB_AUTH'])
flush_heartbeat_queue(beat_Q)
if time() < checkin_time:
continue
# Report basic information about current status.
with beat_Q as db:
workers_n = len(get_recent_workers(db))
task_n, done_n, due_n = map(len, (task_Q, done_Q, due_Q))
_L.info('{workers_n} active workers; queue lengths: {task_n} tasks, {done_n} done, {due_n} due'.format(**locals()))
if cw:
ns = environ.get('AWS_CLOUDWATCH_NS')
cw.put_metric_data(ns, 'tasks queue', task_n, unit='Count')
cw.put_metric_data(ns, 'done queue', done_n, unit='Count')
cw.put_metric_data(ns, 'due queue', due_n, unit='Count')
cw.put_metric_data(ns, 'expected results', task_n + workers_n, unit='Count')
cw.put_metric_data(ns, 'active workers', workers_n, unit='Count')
checkin_time = time() + 30
except KeyboardInterrupt:
raise
except:
_L.error('Error in dequeue main()', exc_info=True)
sleep(2)
def run(self):
try:
logger.debug("Starting CloudWatch sender process.")
connection = boto.connect_cloudwatch(self._aws_access_key,
self._aws_secret_key)
except:
logger.exception("Failed to connect to CloudWatch.")
self._metrics.enable_deprecated()
while True:
metrics = {
"name": [],
"value": [],
"unit": [],
"timestamp": [],
"dimensions": [],
}
metric = self._metrics.get_deprecated()
append_metric(metrics, metric)
while len(metrics["name"]) < MAX_BATCH_METRICS:
try:
metric = self._metrics.get_nowait_deprecated()
append_metric(metrics, metric)
except Empty:
break
try:
connection.put_metric_data(self._namespace, **metrics)
logger.debug("Sent %d CloudWatch metrics",
len(metrics["name"]))
except:
for i in range(len(metrics["name"])):
self._metrics.put_deprecated(
metrics["name"][i],
metrics["value"][i],
unit=metrics["unit"][i],
dimensions=metrics["dimensions"][i],
timestamp=metrics["timestamp"][i],
)
logger.exception("Failed to write to CloudWatch: %s", metrics)
logger.debug("Attempted to requeue %d metrics.",
len(metrics["name"]))
# random int between 1/2 and 1 1/2 of FAILED_SEND_SLEEP duration
sleep_secs = random.randint(FAILED_SEND_SLEEP_SECS / 2,
3 * FAILED_SEND_SLEEP_SECS / 2)
time.sleep(sleep_secs)
def getStuff(): c = boto.connect_cloudwatch(aws_access_key_id=config.access_key,aws_secret_access_key=config.secret_key) networkIn = c.list_metrics(metric_name="NetworkIn")[0] end = datetime.datetime.now() start = end - datetime.timedelta(days=31) derp = [] for item in networkIn.query(start,end,'Sum','Bytes',period=3600): item['Timestamp'] = str(item['Timestamp']) derp.append(item) derp.sort(key=lambda r: r['Timestamp']) return json.dumps(derp)
def test_put_metric_data():
conn = boto.connect_cloudwatch()
conn.put_metric_data(
namespace='tester',
name='metric',
value=1.5,
dimensions={'InstanceId': ['i-0123456,i-0123457']},
)
metrics = conn.list_metrics()
metrics.should.have.length_of(1)
metric = metrics[0]
metric.namespace.should.equal('tester')
metric.name.should.equal('metric')
dict(metric.dimensions).should.equal({'InstanceId': ['i-0123456,i-0123457']})
def test_delete_alarm():
conn = boto.connect_cloudwatch()
alarms = conn.describe_alarms()
alarms.should.have.length_of(0)
alarm = alarm_fixture()
conn.create_alarm(alarm)
alarms = conn.describe_alarms()
alarms.should.have.length_of(1)
alarms[0].delete()
alarms = conn.describe_alarms()
alarms.should.have.length_of(0)
def get_elb_stats(name, metric, minutes=60, period=60):
print '%s for %s for the last %dm (bucket: %ds):' % (metric, name, minutes,
period)
try:
c = boto.connect_cloudwatch(aws_access_key_id=creds[0],
aws_secret_access_key=creds[1])
end = datetime.datetime.utcnow()
start = end - datetime.timedelta(minutes=minutes)
stats = c.get_metric_statistics(period, start, end, metric, 'AWS/ELB',
'Sum',
MyInstances('LoadBalancerName', name))
for stat in stats:
print '\t%s: %f' % (stat[u'Timestamp'], stat[u'Sum'])
except BotoServerError, error:
print >> sys.stderr, 'Boto API error: ', error
def test_put_metric_data():
conn = boto.connect_cloudwatch()
conn.put_metric_data(
namespace="tester",
name="metric",
value=1.5,
dimensions={"InstanceId": ["i-0123456,i-0123457"]},
)
metrics = conn.list_metrics()
metrics.should.have.length_of(1)
metric = metrics[0]
metric.namespace.should.equal("tester")
metric.name.should.equal("metric")
dict(metric.dimensions).should.equal({"InstanceId": ["i-0123456,i-0123457"]})
def setUpCloudWatchWithWrongConfig(self, instance_ids, env="stg"):
alarm = MetricAlarm(
name = "servergmsextender_CloudWatchAlarm" + env,
namespace = "AWS/EC2",
metric = "CPUUtilization",
comparison = "GreaterThanThreshold", # wrong configuration that would generate error.
threshold = "90",
evaluation_periods = 1,
statistic = "Average",
period = 300,
dimensions = {'InstanceId': instance_ids},
alarm_actions=['arn:alarm'],
ok_actions=['arn:ok']
)
watch_conn = boto.connect_cloudwatch()
watch_conn.put_metric_alarm(alarm)
def setUpCloudWatch(self, instance_ids, env="stg"):
alarm = MetricAlarm(
name = "servergmsextender_CloudWatchAlarm" + env,
namespace = "AWS/EC2",
metric = "CPUUtilization",
comparison = ">=",
threshold = "90",
evaluation_periods = 1,
statistic = "Average",
period = 300,
dimensions = {'InstanceId': instance_ids},
alarm_actions=['arn:alarm'],
ok_actions=['arn:ok']
)
watch_conn = boto.connect_cloudwatch()
watch_conn.put_metric_alarm(alarm)
def getStuff():
c = boto.connect_cloudwatch(aws_access_key_id=config.access_key,
aws_secret_access_key=config.secret_key)
networkIn = c.list_metrics(metric_name="NetworkIn")[0]
end = datetime.datetime.now()
start = end - datetime.timedelta(days=31)
derp = []
for item in networkIn.query(start, end, 'Sum', 'Bytes', period=3600):
item['Timestamp'] = str(item['Timestamp'])
derp.append(item)
derp.sort(key=lambda r: r['Timestamp'])
return json.dumps(derp)
def test_delete_alarm():
conn = boto.connect_cloudwatch()
alarms = conn.describe_alarms()
alarms.should.have.length_of(0)
alarm = alarm_fixture()
conn.create_alarm(alarm)
alarms = conn.describe_alarms()
alarms.should.have.length_of(1)
alarms[0].delete()
alarms = conn.describe_alarms()
alarms.should.have.length_of(0)
def setUpCloudWatchWithWrongConfig(self, instance_ids, env="stg"):
alarm = MetricAlarm(
name = "servergmsextender_CloudWatchAlarm" + env,
namespace = "AWS/EC2",
metric = "CPUUtilization",
comparison = "GreaterThanThreshold", # wrong configuration that would generate error.
threshold = "90",
evaluation_periods = 1,
statistic = "Average",
period = 300,
dimensions = {'InstanceId': instance_ids},
alarm_actions=['arn:alarm'],
ok_actions=['arn:ok']
)
watch_conn = boto.connect_cloudwatch()
watch_conn.put_metric_alarm(alarm)
def test_put_metric_data():
conn = boto.connect_cloudwatch()
conn.put_metric_data(
namespace='tester',
name='metric',
value=1.5,
dimensions={'InstanceId': ['i-0123456,i-0123457']},
)
metrics = conn.list_metrics()
metrics.should.have.length_of(1)
metric = metrics[0]
metric.namespace.should.equal('tester')
metric.name.should.equal('metric')
dict(metric.dimensions).should.equal(
{'InstanceId': ['i-0123456,i-0123457']})
def get_rds_stats(step, start_time, end_time, metric, indentifier):
"""Function for fetching RDS statistics from CloudWatch"""
cw = boto.connect_cloudwatch()
result = cw.get_metric_statistics(step,
start_time,
end_time,
metric,
'AWS/RDS',
'Average',
dimensions={'DBInstanceIdentifier': [indentifier]})
if result:
if len(result) > 1:
# Get the last point
result = sorted(result, key=lambda k: k['Timestamp'])
result.reverse()
result = float('%.2f' % result[0]['Average'])
return result
def update_alarm(alarm_name, description):
conn = boto.connect_cloudwatch()
def get_alarm():
alarms = conn.describe_alarms(alarm_names=[alarm_name])
if not alarms:
raise Exception("Alarm '%s' not found" % alarm_name)
return alarms[0]
alarm = get_alarm()
# work around boto comparison serialization issue
# https://github.com/boto/boto/issues/1311
alarm.comparison = alarm._cmp_map.get(alarm.comparison)
print(alarm.name + " : " + alarm.description)
alarm.description = "this is " + alarm.name
conn.update_alarm(alarm)
def aws_cost_count(app_name, aws_access_key, aws_secret_access_key, result):
#boto接続
conn = boto.connect_cloudwatch(aws_access_key_id=aws_access_key,
aws_secret_access_key=aws_secret_access_key)
#時間を設定
#何日前(select_days)の何時間（select_hours）何分前（select_minutes）
time_now = datetime.datetime.utcnow() - datetime.timedelta(hours=4)
time_start = time_now - datetime.timedelta(days=result["--day"],
hours=result["--hour"],
minutes=result["--minutes"])
time_end = time_start + datetime.timedelta(hours=4)
service_cost_list = []
print time_start
print time_end
#app_cost
for aws_service in aws_service_list:
app_service_result = conn.get_metric_statistics(
dimensions={
'ServiceName': aws_service,
'Currency': 'USD'
},
metric_name='EstimatedCharges',
namespace='AWS/Billing',
statistics='Maximum',
start_time=time_start,
end_time=time_end,
period=60,
unit='None')
if len(app_service_result) == 0:
service_cost = 0
else:
service_cost = app_service_result[0]['Maximum']
print aws_service, int(service_cost)
service_cost_list.append(service_cost)
# google spreadsheetへ書き込み
sheet_name = app_name + "_cost"
spreadsheets.update_sheet(sheet_name, app_name, service_cost_list,
time_end)
def main(urls):
# params = {
# 'region': 'us-east-1',
# 'aws_access_key_id': ACCESS_KEY,
# 'aws_secret_access_key': SECRET_KEY
# }
route = boto.connect_route53()
# route = boto.connect_route53(params)
cw = boto.connect_cloudwatch()
# cw = boto.connect_cloudwatch(params)
url_to_healthcheck = {}
for url in urls:
url_to_healthcheck[url] = create_healthcheck(route, url)
for url in url_to_healthcheck:
create_cloudwatch_alarm(cw, url, url_to_healthcheck[url])
def __init__(self, programs, groups, any, sendmail, email, rpc, aws_access_key, aws_secret_key):
self.programs = programs
self.groups = groups
self.any = any
self.sendmail = sendmail
self.email = email
self.rpc = rpc
self.stdin = sys.stdin
self.stdout = sys.stdout
self.stderr = sys.stderr
self.pscommand = 'ps -orss= -p %s'
self.mailed = False # for unit tests
self.aws_access_key = aws_access_key
self.aws_secret_key = aws_secret_key
self._hostname = socket.gethostname()
self.cloudwatch = None
if self.aws_access_key and self.aws_secret_key:
self.cloudwatch = boto.connect_cloudwatch(self.aws_access_key, self.aws_secret_key)
def main():
sns = boto.connect_sns()
raw_input("Going to create the alpha and beta topics. Enter to continue")
sns.create_topic("Alpha1")
sns.create_topic("Beta1")
raw_input("Alpha and Beta topics made. Here is the list of topics.")
dic = sns.get_all_topics(
)['ListTopicsResponse']['ListTopicsResult']['Topics']
print dic
showTopics(dic)
delete = raw_input(
"I am now going to delete the Beta topic. Copy beta and enter it here: "
)
sns.delete_topic(delete)
arn = raw_input("Beta was deleted here is the new list of topics.")
dic = sns.get_all_topics(
)['ListTopicsResponse']['ListTopicsResult']['Topics']
showTopics(dic)
arn = raw_input(
"We are now going to subscribe to the alpha topic. Copy and paste alpha here: "
)
sns.subscribe(arn, "email", "*****@*****.**")
print arn
sns.subscribe(arn, "email-json", "*****@*****.**")
sns.subscribe(arn, "http", "http://cloud.comtor.org/csc470logger/logger")
raw_input(
"There should now be 3 subscriptions added to the topic. Go check in console if needed. \nHere are the detials"
)
printinfo(arn)
raw_input("I am now going to change the display name for the topic.")
sns.set_topic_attributes(arn, "DisplayName", "NewName")
raw_input("Name change made. The new information is... ")
printinfo(arn)
raw_input(
"I am now going to send a message to all of those who have subscribed."
)
print sns.publish(arn, "Hello classmates. What is int?")
raw_input("Message sent. Please check mail.")
raw_input("We are now going to make a cloud watch alarm.")
cw = boto.connect_cloudwatch()
myMetric = cw.list_metrics()[0]
print cw.describe_alarms()[0]
cw.create_alarm(cw.describe_alarms()[0])
def main(urls):
# params = {
# 'region': 'us-east-1',
# 'aws_access_key_id': ACCESS_KEY,
# 'aws_secret_access_key': SECRET_KEY
# }
route = boto.connect_route53()
# route = boto.connect_route53(params)
cw = boto.connect_cloudwatch()
# cw = boto.connect_cloudwatch(params)
url_to_healthcheck = {}
for url in urls:
url_to_healthcheck[url] = create_healthcheck(route, url)
for url in url_to_healthcheck:
create_cloudwatch_alarm(cw, url, url_to_healthcheck[url])
def retrieve_stats():
c = boto.connect_cloudwatch()
end = datetime.datetime.now()
start = end - datetime.timedelta(minutes=3)
dimension = {'DBInstanceIdentifier': options.identifier}
stats = c.get_metric_statistics(
60,
start,
end,
options.metric,
'AWS/RDS',
'Average',
dimension)
if len(stats) > 0:
# sort datapoints based on its timestamp
stats_sorted = sorted(stats, key=lambda stat: stat['Timestamp'])
print stats_sorted[-1]['Average']
else:
sys.exit("ZBX_UNSUPPORTED")
def make_sleepy(self,parameters, instance_id):
print "Making instance", instance_id, "sleepy..."
credentials = parameters[self.PARAM_CREDENTIALS]
ec2 = boto.connect_cloudwatch(str(credentials['EC2_ACCESS_KEY']),str(credentials['EC2_SECRET_KEY']))
region = "us-east-1"
terminate_arn = 'arn:aws:automate:{0}:ec2:terminate'.format(region)
alarm_name = 'ec2_shutdown_sleepy_{0}'.format(instance_id)
# define our alarm to terminate the instance if it gets sleepy
# i.e. if CPU utilisation is less than 10% for 1 x 4 hr intervals
sleepy_alarm = MetricAlarm(
name=alarm_name, namespace='AWS/EC2',
metric='CPUUtilization', statistic='Average',
comparison='<', threshold='10',
period='3600', evaluation_periods=4,
alarm_actions=[terminate_arn],
dimensions={'InstanceId':instance_id})
# create the alarm.. Zzzz!
ec2.create_alarm(sleepy_alarm)
def make_sleepy(self, parameters, instance_id, period='3600'):
print "Making instance", instance_id, "sleepy..."
credentials = parameters[self.PARAM_CREDENTIALS]
ec2 = boto.connect_cloudwatch(str(credentials['EC2_ACCESS_KEY']), str(credentials['EC2_SECRET_KEY']))
region = "us-east-1"
terminate_arn = 'arn:aws:automate:{0}:ec2:terminate'.format(region)
alarm_name = 'ec2_shutdown_sleepy_{0}'.format(instance_id)
# define our alarm to terminate the instance if it gets sleepy
# i.e. if CPU utilisation is less than 10% for 1 x 4 hr intervals
sleepy_alarm = MetricAlarm(
name=alarm_name, namespace='AWS/EC2',
metric='CPUUtilization', statistic='Average',
comparison='<', threshold='10',
period=period, evaluation_periods=4,
alarm_actions=[terminate_arn],
dimensions={'InstanceId': instance_id})
# create the alarm.. Zzzz!
ec2.put_metric_alarm(sleepy_alarm)
def main():
'''
'''
setup_logger(environ.get('AWS_SNS_ARN'))
config = load_config()
checkin_time = time()
try:
# Rely on boto AWS_ACCESS_KEY_ID and AWS_SECRET_ACCESS_KEY variables.
cw = connect_cloudwatch()
except:
cw = False
while True:
try:
with db_connect(config['DATABASE_URL']) as conn:
task_Q = db_queue(conn, TASK_QUEUE)
done_Q = db_queue(conn, DONE_QUEUE)
due_Q = db_queue(conn, DUE_QUEUE)
pop_task_from_donequeue(done_Q, config['GITHUB_AUTH'])
pop_task_from_duequeue(due_Q, config['GITHUB_AUTH'])
if time() < checkin_time:
continue
# Report basic information about current status.
task_n, done_n, due_n = map(len, (task_Q, done_Q, due_Q))
_L.info('Queue lengths: {task_n} tasks, {done_n} done, {due_n} due'.format(**locals()))
if cw:
cw.put_metric_data('openaddr.ci', 'tasks queue', task_n, unit='Count')
cw.put_metric_data('openaddr.ci', 'done queue', done_n, unit='Count')
cw.put_metric_data('openaddr.ci', 'due queue', due_n, unit='Count')
checkin_time = time() + 30
except KeyboardInterrupt:
raise
except:
_L.error('Error in dequeue main()', exc_info=True)
sleep(5)
