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406 lines
15 KiB
406 lines
15 KiB
import boto3
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import argparse
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import sys
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import json
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import time
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import datetime
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from threading import Thread
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from Queue import Queue
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import base64
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class InstanceResource:
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ON_DEMAND = 1
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SPOT_INSTANCE = 2
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SPOT_FLEET = 3
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REGION_NAME = 'region_name'
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REGION_KEY = 'region_key'
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REGION_SECURITY_GROUP = 'region_security_group'
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REGION_HUMAN_NAME = 'region_human_name'
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INSTANCE_TYPE = 't2.micro'
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REGION_AMI = 'region_ami'
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with open("user-data.sh", "r") as userdata_file:
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USER_DATA = userdata_file.read()
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# UserData must be base64 encoded for spot instances.
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USER_DATA_BASE64 = base64.b64encode(USER_DATA)
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IAM_INSTANCE_PROFILE = 'BenchMarkCodeDeployInstanceProfile'
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REPO = "simple-rules/harmony-benchmark"
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APPLICATION_NAME = 'benchmark-experiments'
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time_stamp = time.time()
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CURRENT_SESSION = datetime.datetime.fromtimestamp(
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time_stamp).strftime('%H-%M-%S-%Y-%m-%d')
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PLACEMENT_GROUP = "PLACEMENT-" + CURRENT_SESSION
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NODE_NAME_SUFFIX = "NODE-" + CURRENT_SESSION
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"""
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TODO:
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Build (argparse,functions) support for
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1. run only create instance (multiple times)
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2. run only codedeploy (multiple times)
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3. run create instance followed by codedeploy
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"""
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### CREATE INSTANCES ###
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def run_one_region_instances(config, region_number, number_of_instances, instance_resource=InstanceResource.ON_DEMAND):
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#todo: explore the use ec2 resource and not client. e.g. create_instances -- Might make for better code.
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"""
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e.g. ec2.create_instances
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"""
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region_name = config[region_number][REGION_NAME]
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session = boto3.Session(region_name=region_name)
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ec2_client = session.client('ec2')
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if instance_resource == InstanceResource.ON_DEMAND:
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NODE_NAME = create_instances(
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config, ec2_client, region_number, int(number_of_instances))
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print("Created %s in region %s"%(NODE_NAME,region_number)) ##REPLACE ALL print with logger
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elif instance_resource == InstanceResource.SPOT_INSTANCE:
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response = request_spot_instances(
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config, ec2_client, region_number, int(number_of_instances))
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else:
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response = request_spot_fleet(
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config, ec2_client, region_number, int(number_of_instances))
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return session
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def create_instances(config, ec2_client, region_number, number_of_instances):
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NODE_NAME = region_number + "-" + NODE_NAME_SUFFIX
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response = ec2_client.run_instances(
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MinCount=number_of_instances,
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MaxCount=number_of_instances,
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ImageId=config[region_number][REGION_AMI],
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Placement={
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'AvailabilityZone': get_one_availability_zone(ec2_client),
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},
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SecurityGroups=[config[region_number][REGION_SECURITY_GROUP]],
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IamInstanceProfile={
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'Name': IAM_INSTANCE_PROFILE
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},
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KeyName=config[region_number][REGION_KEY],
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UserData=USER_DATA,
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InstanceType=INSTANCE_TYPE,
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TagSpecifications=[
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{
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'ResourceType': 'instance',
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'Tags': [
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{
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'Key': 'Name',
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'Value': NODE_NAME
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},
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]
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},
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],
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# We can also request spot instances this way but this way will block the
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# process until spot requests are fulfilled, otherwise it will throw exception
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# after 4 failed re-try.
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# InstanceMarketOptions= {
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# 'MarketType': 'spot',
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# 'SpotOptions': {
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# 'SpotInstanceType': 'one-time',
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# 'BlockDurationMinutes': 60,
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# }
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# }
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)
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return NODE_NAME
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def request_spot_instances(config, ec2_client, region_number, number_of_instances):
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NODE_NAME = region_number + "-" + NODE_NAME_SUFFIX
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response = ec2_client.request_spot_instances(
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# DryRun=True,
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BlockDurationMinutes=60,
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InstanceCount=number_of_instances,
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LaunchSpecification={
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'SecurityGroups': [config[region_number][REGION_SECURITY_GROUP]],
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'IamInstanceProfile': {
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'Name': IAM_INSTANCE_PROFILE
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},
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'UserData': USER_DATA_BASE64,
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'ImageId': config[region_number][REGION_AMI],
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'InstanceType': INSTANCE_TYPE,
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'KeyName': config[region_number][REGION_KEY],
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'Placement': {
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'AvailabilityZone': get_one_availability_zone(ec2_client)
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}
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}
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)
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return response
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def request_spot_fleet(config, ec2_client, region_number, number_of_instances):
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NODE_NAME = region_number + "-" + NODE_NAME_SUFFIX
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# https://boto3.readthedocs.io/en/latest/reference/services/ec2.html#EC2.Client.request_spot_fleet
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response = ec2_client.request_spot_fleet(
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# DryRun=True,
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SpotFleetRequestConfig={
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# https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/spot-fleet.html#spot-fleet-allocation-strategy
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'AllocationStrategy': 'diversified',
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# 'IamFleetRole': IAM_INSTANCE_PROFILE, // TODO@ricl, create fleet role.
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'LaunchSpecifications': [
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{
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'SecurityGroups': [
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{
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'GroupName': config[region_number][REGION_SECURITY_GROUP]
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}
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],
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'IamInstanceProfile': {
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'Name': IAM_INSTANCE_PROFILE
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},
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'ImageId': config[region_number][REGION_AMI],
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'InstanceType': INSTANCE_TYPE,
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'KeyName': config[region_number][REGION_KEY],
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'Placement': {
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'AvailabilityZone': get_one_availability_zone(ec2_client)
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},
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'UserData': USER_DATA_BASE64,
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# 'WeightedCapacity': 123.0,
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'TagSpecifications': [
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{
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'ResourceType': 'instance',
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'Tags': [
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{
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'Key': 'Name',
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'Value': NODE_NAME
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},
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]
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}
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]
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},
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],
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# 'SpotPrice': 'string', # The maximum price per unit hour that you are willing to pay for a Spot Instance. The default is the On-Demand price.
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'TargetCapacity': 1,
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'OnDemandTargetCapacity': 0,
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'Type': 'maintain',
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}
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)
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return response
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def get_availability_zones(ec2_client):
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response = ec2_client.describe_availability_zones()
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all_zones = []
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if response.get('AvailabilityZones', None):
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region_info = response.get('AvailabilityZones')
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for info in region_info:
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if info['State'] == 'available':
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all_zones.append(info['ZoneName'])
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return all_zones
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def get_one_availability_zone(ec2_client):
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all_zones = get_availability_zones(ec2_client)
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if len(all_zones) > 0:
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return all_zones[0]
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else:
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print("No availability zone for this region")
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sys.exit()
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#### CODEDEPLOY ###
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def run_one_region_codedeploy(region_number, commitId):
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#todo: explore the use ec2 resource and not client. e.g. create_instances -- Might make for better code.
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"""
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for getting instance ids:---
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ec2 = boto3.resource('ec2', region_name=region_name])
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result = ec2.instances.filter(Filters=[{'Name': 'instance-state-name', 'Values': ['running']}])
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for instance in result:
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instances.append(instance.id)
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for getting public ips : --
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ec2 = boto3.resource('ec2')
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instance
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"""
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region_name = config[region_number][REGION_NAME]
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NODE_NAME = region_number + "-" + NODE_NAME_SUFFIX
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session = boto3.Session(region_name=region_name)
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ec2_client = session.client('ec2')
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filters = [{'Name': 'tag:Name','Values': [NODE_NAME]}]
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instance_ids = get_instance_ids(ec2_client.describe_instances(Filters=filters))
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print("Number of instances: %d" % len(instance_ids))
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print("Waiting for all %d instances in region %s to start running"%(len(instance_ids),region_number))
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waiter = ec2_client.get_waiter('instance_running')
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waiter.wait(InstanceIds=instance_ids)
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print("Waiting for all %d instances in region %s to be INSTANCE STATUS OK"%(len(instance_ids),region_number))
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waiter = ec2_client.get_waiter('instance_status_ok')
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waiter.wait(InstanceIds=instance_ids)
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print("Waiting for all %d instances in region %s to be SYSTEM STATUS OK"%(len(instance_ids),region_number))
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waiter = ec2_client.get_waiter('system_status_ok')
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waiter.wait(InstanceIds=instance_ids)
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codedeploy = session.client('codedeploy')
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application_name = APPLICATION_NAME
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deployment_group = APPLICATION_NAME + "-" + commitId[:6] + "-" + CURRENT_SESSION
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repo = REPO
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print("Setting up to deploy commitId %s on region %s"%(commitId,region_number))
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response = get_application(codedeploy, application_name)
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deployment_group = get_deployment_group(
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codedeploy, region_number, application_name, deployment_group)
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depId = deploy(codedeploy, application_name,
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deployment_group, repo, commitId)
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return region_number, depId
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def get_deployment_group(codedeploy, region_number,application_name, deployment_group):
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NODE_NAME = region_number + "-" + NODE_NAME_SUFFIX
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response = codedeploy.create_deployment_group(
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applicationName=application_name,
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deploymentGroupName=deployment_group,
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deploymentConfigName='CodeDeployDefault.AllAtOnce',
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serviceRoleArn='arn:aws:iam::656503231766:role/BenchMarkCodeDeployServiceRole',
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deploymentStyle={
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'deploymentType': 'IN_PLACE',
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'deploymentOption': 'WITHOUT_TRAFFIC_CONTROL'
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},
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ec2TagFilters = [
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{
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'Key': 'Name',
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'Value': NODE_NAME,
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'Type': 'KEY_AND_VALUE'
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}
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]
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)
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return deployment_group
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def get_application(codedeploy, application_name):
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response = codedeploy.list_applications()
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if application_name in response['applications']:
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return response
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else:
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response = codedeploy.create_application(
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applicationName=application_name,
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computePlatform='Server'
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)
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return response
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def deploy(codedeploy, application_name, deployment_group, repo, commitId):
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"""Deploy new code at specified revision to instance.
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arguments:
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- repo: GitHub repository path from which to get the code
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- commitId: commit ID to be deployed
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- wait: wait until the CodeDeploy finishes
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"""
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print("Launching CodeDeploy with commit " + commitId)
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res = codedeploy.create_deployment(
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applicationName=application_name,
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deploymentGroupName=deployment_group,
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deploymentConfigName='CodeDeployDefault.AllAtOnce',
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description='benchmark experiments',
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revision={
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'revisionType': 'GitHub',
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'gitHubLocation': {
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'repository': repo,
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'commitId': commitId,
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}
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}
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)
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depId = res["deploymentId"]
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print("Deployment ID: " + depId)
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# The deployment is launched at this point, so exit unless asked to wait
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# until it finishes
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info = {'status': 'Created'}
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start = time.time()
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while info['status'] not in ('Succeeded', 'Failed', 'Stopped',) and (time.time() - start < 600.0):
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info = codedeploy.get_deployment(deploymentId=depId)['deploymentInfo']
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print(info['status'])
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time.sleep(15)
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if info['status'] == 'Succeeded':
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print("\nDeploy Succeeded")
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return depId
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else:
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print("\nDeploy Failed")
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print(info)
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return depId
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def run_one_region_codedeploy_wrapper(region_number, commitId, queue):
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region_number, depId = run_one_region_codedeploy(region_number, commitId)
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queue.put((region_number, depId))
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def launch_code_deploy(region_list, commitId):
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queue = Queue()
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jobs = []
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for i in range(len(region_list)):
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region_number = region_list[i]
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my_thread = Thread(target=run_one_region_codedeploy_wrapper, args=(
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region_number, commitId, queue))
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my_thread.start()
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jobs.append(my_thread)
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for my_thread in jobs:
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my_thread.join()
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results = [queue.get() for job in jobs]
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return results
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##### UTILS ####
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def get_instance_ids(describe_instances_response):
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instance_ids = []
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for reservation in describe_instances_response["Reservations"]:
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for instance in reservation["Instances"]:
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instance_ids.append(instance["InstanceId"])
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return instance_ids
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def read_configuration_file(filename):
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config = {}
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with open(filename, 'r') as f:
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for myline in f:
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mylist = myline.strip().split(',')
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region_num = mylist[0]
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config[region_num] = {}
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config[region_num][REGION_NAME] = mylist[1]
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config[region_num][REGION_KEY] = mylist[2]
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config[region_num][REGION_SECURITY_GROUP] = mylist[3]
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config[region_num][REGION_HUMAN_NAME] = mylist[4]
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config[region_num][REGION_AMI] = mylist[5]
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return config
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def get_commitId(commitId):
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if commitId is None:
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commitId = run("git rev-list --max-count=1 HEAD",
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hide=True).stdout.strip()
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print("Got newest commitId as " + commitId)
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return commitId
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##### UTILS ####
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(
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description='This script helps you start instances across multiple regions')
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parser.add_argument('--regions', type=str, dest='regions',
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default='3', help="Supply a csv list of all regions")
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parser.add_argument('--instances', type=str, dest='numInstances',
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default='1', help='number of instances')
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parser.add_argument('--configuration', type=str,
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dest='config', default='configuration.txt')
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parser.add_argument('--commitId', type=str, dest='commitId',
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default='1f7e6e7ca7cf1c1190cedec10e791c01a29971cf')
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args = parser.parse_args()
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config = read_configuration_file(args.config)
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region_list = args.regions.split(',')
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instances_list = args.numInstances.split(',')
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assert len(region_list) == len(instances_list), "number of regions: %d != number of instances per region: %d" % (
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len(region_list), len(instances_list))
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commitId = args.commitId
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for i in range(len(region_list)):
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region_number = region_list[i]
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number_of_instances = instances_list[i]
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session = run_one_region_instances(
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config, region_number, number_of_instances,InstanceResource.ON_DEMAND)
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results = launch_code_deploy(region_list, commitId)
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print(results)
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