Exemplo n.º 1
0
def create_config(bosslet_config):
    session = bosslet_config.session
    names = bosslet_config.names
    config = CloudFormationConfiguration("dynamolambda", bosslet_config)

    role = aws.role_arn_lookup(session, "lambda_cache_execution")
    config.add_arg(
        Arg.String("LambdaCacheExecutionRole", role,
                   "IAM role for " + names.multi_lambda.lambda_))

    config.add_lambda(DYNAMO_LAMBDA_KEY,
                      names.dynamo_lambda.lambda_,
                      Ref("LambdaCacheExecutionRole"),
                      handler="index.handler",
                      timeout=120,
                      memory=128,
                      runtime="nodejs8.10",
                      reserved_executions=1)

    config.add_cloudwatch_rule(TRIGGER_KEY,
                               name=names.trigger_dynamo_autoscale.cw,
                               description='Run DynamoDB table autoscaler',
                               targets=[{
                                   'Arn': Arn(DYNAMO_LAMBDA_KEY),
                                   'Id': names.vault_monitor.lambda_,
                               }],
                               schedule='rate(1 minute)',
                               depends_on=[DYNAMO_LAMBDA_KEY])

    config.add_lambda_permission('TriggerPerms',
                                 names.dynamo_lambda.lambda_,
                                 principal='events.amazonaws.com',
                                 source=Arn(TRIGGER_KEY))

    return config
Exemplo n.º 2
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def create_config(session, domain):
    """
    Create the CloudFormationConfiguration object.
    Args:
        session (Session): amazon session object
        domain (str): domain of the stack being created

    Returns: the config for the Cloud Formation stack
    """
    names = AWSNames(domain)
    config = CloudFormationConfiguration("dynamolambda", domain, const.REGION)

    role = aws.role_arn_lookup(session, "lambda_cache_execution")
    config.add_arg(Arg.String("LambdaCacheExecutionRole", role,
                              "IAM role for multilambda." + domain))

    lambda_bucket = aws.get_lambda_s3_bucket(session)
    lambda_key = generate_lambda_key(domain)
    config.add_lambda(DYNAMO_LAMBDA_KEY,
                      names.dynamo_lambda,
                      Ref("LambdaCacheExecutionRole"),
                      s3=(aws.get_lambda_s3_bucket(session),
                          lambda_key,
                          "index.handler"),
                      timeout=120,
                      memory=128,
                      runtime="nodejs6.10",
                      reserved_executions=1)

    config.add_cloudwatch_rule(TRIGGER_KEY,
                               name=names.trigger_dynamo_autoscale,
                               description='Run DynamoDB table autoscaler',
                               targets=[
                                   {
                                       'Arn': Arn(DYNAMO_LAMBDA_KEY),
                                       'Id': names.vault_monitor,
                                   }
                               ],
                               schedule='rate(1 minute)',
                               depends_on=[DYNAMO_LAMBDA_KEY])

    config.add_lambda_permission('TriggerPerms',
                                 names.dynamo_lambda,
                                 principal='events.amazonaws.com',
                                 source=Arn(TRIGGER_KEY))

    return config
Exemplo n.º 3
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def create_config(session, domain):
    """
    Create the CloudFormationConfiguration object.
    Args:
        session (Session): amazon session object
        domain (str): domain of the stack being created

    Returns: the config for the Cloud Formation stack
    """
    names = AWSNames(domain)
    config = CloudFormationConfiguration("dynamolambda", domain, const.REGION)

    role = aws.role_arn_lookup(session, "lambda_cache_execution")
    config.add_arg(
        Arg.String("LambdaCacheExecutionRole", role,
                   "IAM role for multilambda." + domain))

    lambda_bucket = aws.get_lambda_s3_bucket(session)
    lambda_key = generate_lambda_key(domain)
    config.add_lambda(DYNAMO_LAMBDA_KEY,
                      names.dynamo_lambda,
                      Ref("LambdaCacheExecutionRole"),
                      s3=(aws.get_lambda_s3_bucket(session), lambda_key,
                          "index.handler"),
                      timeout=120,
                      memory=128,
                      runtime="nodejs6.10")

    config.add_cloudwatch_rule(TRIGGER_KEY,
                               name=names.trigger_dynamo_autoscale,
                               description='Run DynamoDB table autoscaler',
                               targets=[{
                                   'Arn': Arn(DYNAMO_LAMBDA_KEY),
                                   'Id': names.vault_monitor,
                               }],
                               schedule='rate(1 minute)',
                               depends_on=[DYNAMO_LAMBDA_KEY])

    config.add_lambda_permission('TriggerPerms',
                                 names.dynamo_lambda,
                                 principal='events.amazonaws.com',
                                 source=Arn(TRIGGER_KEY))

    return config
Exemplo n.º 4
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def create_config(session, domain, keypair=None, user_data=None, db_config={}):
    """Create the CloudFormationConfiguration object."""
    names = AWSNames(domain)
    config = CloudFormationConfiguration('proofreader', domain, const.REGION)

    vpc_id = config.find_vpc(session)
    az_subnets, _ = config.find_all_availability_zones(session)

    external_subnet_id = aws.subnet_id_lookup(session,
                                              names.subnet("external"))
    config.add_arg(
        Arg.Subnet("ExternalSubnet", external_subnet_id,
                   "ID of External Subnet to create resources in"))

    sgs = aws.sg_lookup_all(session, vpc_id)

    # Only allow unsecure web access from APL, until a ELB is configured for HTTPS
    config.add_security_group("HttpSecurityGroup", names.http,
                              [("tcp", "80", "80", const.INCOMING_SUBNET)])

    config.add_ec2_instance("ProofreaderWeb",
                            names.proofreader,
                            aws.ami_lookup(session, "proofreader-web.boss"),
                            keypair,
                            public_ip=True,
                            subnet=Ref("ExternalSubnet"),
                            security_groups=[
                                sgs[names.internal], sgs[names.ssh],
                                Ref('HttpSecurityGroup')
                            ],
                            user_data=user_data,
                            depends_on="ProofreaderDB"
                            )  # make sure the DB is launched before we start

    config.add_rds_db("ProofreaderDB",
                      names.proofreader_db,
                      db_config.get("port"),
                      db_config.get("name"),
                      db_config.get("user"),
                      db_config.get("password"),
                      az_subnets,
                      security_groups=[sgs[names.internal]])

    return config
Exemplo n.º 5
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def create_config(session, domain):
    """Create the CloudFormationConfiguration object."""
    config = CloudFormationConfiguration('copycuboid', domain, const.REGION)
    names = AWSNames(domain)

    role = aws.role_arn_lookup(session, "lambda_cache_execution")
    config.add_arg(Arg.String(
        "LambdaCacheExecutionRole", role,
        "IAM role for multilambda." + domain))

    config.add_sqs_queue(names.copy_cuboid_dlq, names.copy_cuboid_dlq, 30, 20160)

    config.add_lambda("CopyCuboidLambda",
                      names.copy_cuboid_lambda,
                      Ref("LambdaCacheExecutionRole"),
                      s3=(aws.get_lambda_s3_bucket(session),
                          "multilambda.{}.zip".format(domain),
                          "copy_cuboid_lambda.handler"),
                      timeout=60,
                      memory=128,
                      runtime='python3.6',
                      dlq=Arn(names.copy_cuboid_dlq))

    return config
Exemplo n.º 6
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def create_config(bosslet_config):
    """Create the CloudFormationConfiguration object."""
    config = CloudFormationConfiguration('copycuboid', bosslet_config)
    names = bosslet_config.names
    session = bosslet_config.session

    role = aws.role_arn_lookup(session, "lambda_cache_execution")
    config.add_arg(
        Arg.String(
            "LambdaCacheExecutionRole", role,
            "IAM role for multilambda." + bosslet_config.INTERNAL_DOMAIN))

    config.add_sqs_queue(names.copy_cuboid_dlq.sqs, names.copy_cuboid_dlq.sqs,
                         30, 20160)

    config.add_lambda("CopyCuboidLambda",
                      names.copy_cuboid_lambda.lambda_,
                      Ref("LambdaCacheExecutionRole"),
                      handler="copy_cuboid_lambda.handler",
                      timeout=60,
                      memory=128,
                      dlq=Arn(names.copy_cuboid_dlq.sqs))

    return config
Exemplo n.º 7
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def create_config(bosslet_config):
    """Create the CloudFormationConfiguration object."""
    config = CloudFormationConfiguration('core', bosslet_config, version="2")
    session = bosslet_config.session
    keypair = bosslet_config.SSH_KEY
    names = bosslet_config.names

    config.add_vpc()

    # Create the internal and external subnets
    config.add_subnet('InternalSubnet', names.internal.subnet)
    config.add_subnet('ExternalSubnet', names.external.subnet)
    internal_subnets, external_subnets = config.add_all_subnets()
    internal_subnets_asg, external_subnets_asg = config.find_all_subnets('asg')

    # Create a custom resource to help delete ENIs from lambdas
    # DP NOTE: After deleting a lambda the ENIs may stick around for while, causing the stack delete to fail
    #          See https://stackoverflow.com/a/41310289
    config.add_arg(Arg.String('StackName', config.stack_name))
    config.add_custom_resource('DeleteENI',
                               'DeleteENI',
                               Arn('DeleteENILambda'),
                               StackName=Ref('StackName'))
    config.add_lambda(
        "DeleteENILambda",
        names.delete_eni.lambda_,
        aws.role_arn_lookup(session, 'DeleteENI'),
        const.DELETE_ENI_LAMBDA,
        handler="index.handler",
        timeout=
        180,  # 3 minutes, so that there is enough time to wait for the ENI detach to complete
        runtime='python3.6'
    )  # If the lambda times out CF will retry a couple of times

    user_data = const.BASTION_USER_DATA.format(bosslet_config.NETWORK)
    config.add_ec2_instance("Bastion",
                            names.bastion.dns,
                            aws.ami_lookup(bosslet_config, const.BASTION_AMI),
                            keypair,
                            subnet=Ref("ExternalSubnet"),
                            public_ip=True,
                            user_data=user_data,
                            security_groups=[
                                Ref("InternalSecurityGroup"),
                                Ref("BastionSecurityGroup")
                            ],
                            depends_on="AttachInternetGateway")

    vault_role = aws.role_arn_lookup(session, 'apl-vault')
    vault_actions = ['kms:Encrypt', 'kms:Decrypt', 'kms:DescribeKey']
    config.add_kms_key("VaultKey", names.vault.key, vault_role, vault_actions)

    config.add_dynamo_table("VaultTable",
                            names.vault.ddb,
                            attributes=[('Path', 'S'), ('Key', 'S')],
                            key_schema=[('Path', 'HASH'), ('Key', 'RANGE')],
                            throughput=(5, 5))

    user_data = UserData()
    user_data["system"]["fqdn"] = names.vault.dns
    user_data["system"]["type"] = "vault"
    user_data["vault"]["kms_key"] = str(Ref("VaultKey"))
    user_data["vault"]["ddb_table"] = names.vault.ddb
    parsed_user_data = {
        "Fn::Join": ["", user_data.format_for_cloudformation()]
    }
    config.add_autoscale_group("Vault",
                               names.vault.dns,
                               aws.ami_lookup(bosslet_config, names.vault.ami),
                               keypair,
                               subnets=internal_subnets_asg,
                               type_=const.VAULT_TYPE,
                               security_groups=[Ref("InternalSecurityGroup")],
                               user_data=parsed_user_data,
                               min=const.VAULT_CLUSTER_SIZE,
                               max=const.VAULT_CLUSTER_SIZE,
                               notifications=Ref("DNSSNS"),
                               role=aws.instance_profile_arn_lookup(
                                   session, 'apl-vault'),
                               depends_on=[
                                   "VaultKey", "VaultTable", "DNSLambda",
                                   "DNSSNS", "DNSLambdaExecute"
                               ])

    user_data = UserData()
    user_data["system"]["fqdn"] = names.auth.dns
    user_data["system"]["type"] = "auth"
    deps = [
        "AuthSecurityGroup", "AttachInternetGateway", "DNSLambda", "DNSSNS",
        "DNSLambdaExecute"
    ]

    # Problem: If development scenario uses a local DB. If the auth server crashes
    #          and is auto restarted by the autoscale group then the new auth server
    #          will not have any of the previous configuration, because the old DB
    #          was lost. Using an RDS for development fixes this at the cost of having
    #          the core config taking longer to launch.
    USE_DB = bosslet_config.AUTH_RDS
    if USE_DB:
        deps.append("AuthDB")
        user_data["aws"][
            "db"] = "keycloak"  # flag for init script for which config to use

    cert = aws.cert_arn_lookup(session, names.public_dns('auth'))
    create_asg_elb(config,
                   "Auth",
                   names.auth.dns,
                   aws.ami_lookup(bosslet_config, names.auth.ami),
                   keypair,
                   str(user_data),
                   const.AUTH_CLUSTER_SIZE,
                   internal_subnets_asg,
                   external_subnets_asg, [("443", "8080", "HTTPS", cert)],
                   "HTTP:8080/index.html",
                   sgs=[Ref("AuthSecurityGroup")],
                   type_=const.AUTH_TYPE,
                   depends_on=deps)
    config.add_public_dns('AuthLoadBalancer', names.public_dns('auth'))

    if USE_DB:
        config.add_rds_db("AuthDB",
                          names.auth_db.rds,
                          "3306",
                          "keycloak",
                          "keycloak",
                          "keycloak",
                          internal_subnets,
                          type_="db.t2.micro",
                          security_groups=[Ref("InternalSecurityGroup")])

    config.add_lambda("DNSLambda",
                      names.dns.lambda_,
                      aws.role_arn_lookup(session, 'UpdateRoute53'),
                      const.DNS_LAMBDA,
                      handler="index.handler",
                      timeout=10,
                      depends_on="DNSZone")

    config.add_lambda_permission("DNSLambdaExecute", Ref("DNSLambda"))

    config.add_sns_topic("DNSSNS", names.dns.sns, names.dns.sns,
                         [("lambda", Arn("DNSLambda"))])

    config.add_security_group("InternalSecurityGroup", names.internal.sg,
                              [("-1", "-1", "-1", bosslet_config.NETWORK)])

    # Allow SSH access to bastion from anywhere
    incoming_subnet = bosslet_config.SSH_INBOUND
    config.add_security_group("BastionSecurityGroup", names.ssh.sg,
                              [("tcp", "22", "22", incoming_subnet)])

    incoming_subnet = bosslet_config.HTTPS_INBOUND
    boss_subnet = {
        "Fn::Join": ["/", [Ref("NATIP"), "32"]]
    }  # Allow requests from the endpoint via the NAT gateway
    # Needed in case HTTPS_INBOUND doesn't include the gateway's IP
    config.add_security_group(
        "AuthSecurityGroup",
        #names.https.sg, DP XXX: hack until we can get production updated correctly
        names.auth.sg,
        [("tcp", "443", "443", incoming_subnet),
         ("tcp", "443", "443", boss_subnet)])

    # Create the internal route table to route traffic to the NAT Bastion
    all_internal_subnets = internal_subnets.copy()
    all_internal_subnets.append(Ref("InternalSubnet"))
    config.add_route_table("InternalRouteTable",
                           names.internal.rt,
                           subnets=all_internal_subnets)

    config.add_route_table_route("InternalNatRoute",
                                 Ref("InternalRouteTable"),
                                 nat=Ref("NAT"),
                                 depends_on="NAT")

    # Create the internet gateway and internet router
    all_external_subnets = external_subnets.copy()
    all_external_subnets.append(Ref("ExternalSubnet"))
    config.add_route_table("InternetRouteTable",
                           names.internet.rt,
                           subnets=all_external_subnets)

    config.add_route_table_route("InternetRoute",
                                 Ref("InternetRouteTable"),
                                 gateway=Ref("InternetGateway"),
                                 depends_on="AttachInternetGateway")

    config.add_internet_gateway("InternetGateway", names.internet.gw)
    config.add_endpoint("S3Endpoint", "s3",
                        [Ref("InternalRouteTable"),
                         Ref('InternetRouteTable')])
    config.add_endpoint("DynamoDBEndpoint", "dynamodb",
                        [Ref("InternalRouteTable"),
                         Ref('InternetRouteTable')])
    config.add_nat("NAT",
                   Ref("ExternalSubnet"),
                   depends_on="AttachInternetGateway")

    return config
Exemplo n.º 8
0
def create_config(bosslet_config, user_data=None):
    """
    Create the CloudFormationConfiguration object.
    Args:
        bosslet_config (BossConfiguration): target bosslet
        user_data (UserData): information used by the endpoint instance and vault.  Data will be run through the CloudFormation Fn::Join template intrinsic function so other template intrinsic functions used in the user_data will be parsed and executed.

    Returns: the config for the Cloud Formation stack

    """

    # Prepare user data for parsing by CloudFormation.
    if user_data is not None:
        parsed_user_data = { "Fn::Join" : ["", user_data.format_for_cloudformation()]}
    else:
        parsed_user_data = user_data

    keypair = bosslet_config.SSH_KEY
    session = bosslet_config.session
    names = bosslet_config.names
    config = CloudFormationConfiguration("cachedb", bosslet_config)

    vpc_id = config.find_vpc()

    #####
    # TODO: When CF config files are refactored for multi-account support
    #       the creation of _all_ subnets should be moved into core.
    #       AWS doesn't charge for the VPC or subnets, so it doesn't
    #       increase cost and cleans up subnet creation

    # Create several subnets for all the lambdas to use.
    internal_route_table_id = aws.rt_lookup(session, vpc_id, names.internal.rt)

    lambda_subnets = config.add_all_lambda_subnets()
    for lambda_subnet in lambda_subnets:
        key = lambda_subnet['Ref']
        config.add_route_table_association(key + "RTA",
                                           internal_route_table_id,
                                           lambda_subnet)

    # Create a custom resource to help delete ENIs from lambdas
    # DP NOTE: After deleting a lambda the ENIs may stick around for while, causing the stack delete to fail
    #          See https://stackoverflow.com/a/41310289
    config.add_arg(Arg.String('StackName', config.stack_name))
    config.add_arg(Arg.String('DeleteENILambda', aws.lambda_arn_lookup(session, names.delete_eni.lambda_)))
    config.add_custom_resource('DeleteENI', 'DeleteENI', Ref('DeleteENILambda'), StackName = Ref('StackName'))

    # Lookup the External Subnet, Internal Security Group IDs that are
    # needed by other resources
    internal_subnet_id = aws.subnet_id_lookup(session, names.internal.subnet)
    config.add_arg(Arg.Subnet("InternalSubnet",
                              internal_subnet_id,
                              "ID of Internal Subnet to create resources in"))

    internal_sg_id = aws.sg_lookup(session, vpc_id, names.internal.sg)
    config.add_arg(Arg.SecurityGroup("InternalSecurityGroup",
                                     internal_sg_id,
                                     "ID of internal Security Group"))

    role = aws.role_arn_lookup(session, "lambda_cache_execution")
    config.add_arg(Arg.String("LambdaCacheExecutionRole", role,
                              "IAM role for " + names.multi_lambda.lambda_))

    cuboid_import_role = aws.role_arn_lookup(session, CUBOID_IMPORT_ROLE)
    config.add_arg(Arg.String(CUBOID_IMPORT_ROLE, cuboid_import_role,
                              "IAM role for cuboidImport"))

    config.add_capabilities(['CAPABILITY_IAM'])
 
    cuboid_bucket_name = names.cuboid_bucket.s3
    if not aws.s3_bucket_exists(session, cuboid_bucket_name):
        config.add_s3_bucket("cuboidBucket", cuboid_bucket_name)

    config.add_s3_bucket_policy(
        "cuboidBucketPolicy", cuboid_bucket_name,
        ['s3:GetObject', 's3:PutObject'],
        { 'AWS': role})
    config.append_s3_bucket_policy(
        "cuboidBucketPolicy", cuboid_bucket_name,
        ['s3:PutObject'], { 'AWS': cuboid_import_role})

    delete_bucket_name = names.delete_bucket.s3
    if not aws.s3_bucket_exists(session, delete_bucket_name):
        config.add_s3_bucket("deleteBucket", delete_bucket_name)
    config.add_s3_bucket_policy(
        "deleteBucketPolicy", delete_bucket_name,
        ['s3:GetObject', 's3:PutObject'],
        { 'AWS': role})

    tile_bucket_name = names.tile_bucket.s3
    if not aws.s3_bucket_exists(session, tile_bucket_name):
        life_cycle_cfg = get_cf_bucket_life_cycle_rules()
        config.add_s3_bucket(
            "tileBucket", tile_bucket_name, life_cycle_config=life_cycle_cfg)

    config.add_s3_bucket_policy(
        "tileBucketPolicy", tile_bucket_name,
        ['s3:GetObject', 's3:PutObject'],
        { 'AWS': role})

    # The ingest bucket is a staging area for cuboids uploaded during volumetric ingest.
    creating_ingest_bucket = False
    ingest_bucket_name = names.ingest_bucket.s3
    if not aws.s3_bucket_exists(session, ingest_bucket_name):
        creating_ingest_bucket = True
        ing_bucket_life_cycle_cfg = get_cf_bucket_life_cycle_rules()
        config.add_s3_bucket("ingestBucket", ingest_bucket_name,
            life_cycle_config=ing_bucket_life_cycle_cfg)

    config.add_s3_bucket_policy(
        "ingestBucketPolicy", ingest_bucket_name,
        ['s3:GetObject', 's3:PutObject', 's3:PutObjectTagging'],
        { 'AWS': cuboid_import_role})

    config.add_ec2_instance("CacheManager",
                            names.cachemanager.dns,
                            aws.ami_lookup(bosslet_config, names.cachemanager.ami),
                            keypair,
                            subnet=Ref("InternalSubnet"),
                            public_ip=False,
                            type_=const.CACHE_MANAGER_TYPE,
                            security_groups=[Ref("InternalSecurityGroup")],
                            user_data=parsed_user_data,
                            role="cachemanager")

    config.add_sqs_queue(
        names.ingest_cleanup_dlq.sqs, names.ingest_cleanup_dlq.sqs, 30, 20160)
    config.add_sqs_queue(
        names.cuboid_import_dlq.sqs, names.cuboid_import_dlq.sqs, 30, 20160)

    config.add_sqs_policy('cuboidImportDlqPolicy', 'cuboidImportDlqPolicy',
        [Ref(names.cuboid_import_dlq.sqs)], cuboid_import_role)

    config.add_lambda("MultiLambda",
                      names.multi_lambda.lambda_,
                      Ref("LambdaCacheExecutionRole"),
                      handler='lambda_loader.handler',
                      timeout=120,
                      memory=1536,
                      security_groups=[Ref('InternalSecurityGroup')],
                      subnets=lambda_subnets)
    config.add_lambda("TileUploadedLambda",
                      names.tile_uploaded.lambda_,
                      Ref("LambdaCacheExecutionRole"),
                      handler='tile_uploaded_lambda.handler',
                      timeout=5,
                      memory=1024)
    config.add_lambda("TileIngestLambda",
                      names.tile_ingest.lambda_,
                      Ref("LambdaCacheExecutionRole"),
                      handler='tile_ingest_lambda.handler',
                      timeout=30,
                      memory=1536)
    config.add_lambda("DeleteTileObjsLambda",
                      names.delete_tile_objs.lambda_,
                      Ref("LambdaCacheExecutionRole"),
                      handler='delete_tile_objs_lambda.handler',
                      timeout=90,
                      memory=128,
                      dlq=Arn(names.ingest_cleanup_dlq.sqs))
    config.add_lambda("DeleteTileEntryLambda",
                      names.delete_tile_index_entry.lambda_,
                      Ref("LambdaCacheExecutionRole"),
                      handler='delete_tile_index_entry_lambda.handler',
                      timeout=90,
                      memory=128,
                      dlq=Arn(names.ingest_cleanup_dlq.sqs))
    config.add_lambda("CuboidImportLambda",
                      names.cuboid_import_lambda.lambda_,
                      Ref(CUBOID_IMPORT_ROLE),
                      handler='cuboid_import_lambda.handler',
                      timeout=90,
                      memory=128,
                      dlq=Arn(names.cuboid_import_dlq.sqs))
    config.add_lambda("VolumetricIngestLambda",
                      names.volumetric_ingest_queue_upload_lambda.lambda_,
                      Ref("LambdaCacheExecutionRole"),
                      handler='ingest_queue_upload_volumetric_lambda.handler',
                      timeout=120,
                      memory=1024)

    if creating_ingest_bucket:
        config.add_lambda_permission(
            'ingestBucketInvokeCuboidImportLambda', names.cuboid_import_lambda.lambda_,
            principal='s3.amazonaws.com', source={
                'Fn::Join': [':', ['arn', 'aws', 's3', '', '', ingest_bucket_name]]}, #DP TODO: move into constants
            depends_on=['ingestBucket', 'CuboidImportLambda']
        )
    else:
        # NOTE: this permission doesn't seem to apply properly when doing a
        # CloudFormation update.  During testing, I had to manually apply this
        # permission before the bucket trigger could be applied in post_init().
        # Doing a CloudFormation delete followed by a create did not have a
        # problem.
        config.add_lambda_permission(
            'ingestBucketInvokeCuboidImportLambda', names.cuboid_import_lambda.lambda_,
            principal='s3.amazonaws.com', source={
                'Fn::Join': [':', ['arn', 'aws', 's3', '', '', ingest_bucket_name]]},
            depends_on='CuboidImportLambda'
        )

    # Add topic to indicating that the object store has been write locked.
    # Now using "production mailing list" instead of separate write lock topic.
    #config.add_sns_topic('WriteLock',
    #                     names.write_lock_topic,
    #                     names.write_lock,
    #                     []) # TODO: add subscribers

    return config
Exemplo n.º 9
0
def create_config(session, domain, keypair=None, user_data=None):
    """
    Create the CloudFormationConfiguration object.
    Args:
        session: amazon session object
        domain: domain of the stack being created
        keypair: keypair used to by instances being created
        user_data (UserData): information used by the endpoint instance and vault.  Data will be run through the CloudFormation Fn::Join template intrinsic function so other template intrinsic functions used in the user_data will be parsed and executed.

    Returns: the config for the Cloud Formation stack

    """

    # Prepare user data for parsing by CloudFormation.
    if user_data is not None:
        parsed_user_data = { "Fn::Join" : ["", user_data.format_for_cloudformation()]}
    else:
        parsed_user_data = user_data

    names = AWSNames(domain)
    config = CloudFormationConfiguration("cachedb", domain, const.REGION)

    vpc_id = config.find_vpc(session)

    # Create several subnets for all the lambdas to use.
    lambda_azs = aws.azs_lookup(session, lambda_compatible_only=True)
    internal_route_table_id = aws.rt_lookup(session, vpc_id, names.internal)

    print("AZs for lambda: " + str(lambda_azs))
    lambda_subnets = []
    for i in range(const.LAMBDA_SUBNETS):
        key = 'LambdaSubnet{}'.format(i)
        lambda_subnets.append(Ref(key))
        config.add_subnet(key, names.subnet('lambda{}'.format(i)), az=lambda_azs[i % len(lambda_azs)][0])
        config.add_route_table_association(key + "RTA",
                                           internal_route_table_id,
                                           Ref(key))

    # Lookup the External Subnet, Internal Security Group IDs that are
    # needed by other resources
    internal_subnet_id = aws.subnet_id_lookup(session, names.subnet("internal"))
    config.add_arg(Arg.Subnet("InternalSubnet",
                              internal_subnet_id,
                              "ID of Internal Subnet to create resources in"))

    internal_sg_id = aws.sg_lookup(session, vpc_id, names.internal)
    config.add_arg(Arg.SecurityGroup("InternalSecurityGroup",
                                     internal_sg_id,
                                     "ID of internal Security Group"))

    role = aws.role_arn_lookup(session, "lambda_cache_execution")
    config.add_arg(Arg.String("LambdaCacheExecutionRole", role,
                              "IAM role for multilambda." + domain))

    cuboid_import_role = aws.role_arn_lookup(session, CUBOID_IMPORT_ROLE)
    config.add_arg(Arg.String(CUBOID_IMPORT_ROLE, cuboid_import_role,
                              "IAM role for cuboidImport." + domain))

    config.add_capabilities(['CAPABILITY_IAM'])
 
    # Allow updating S3 index table with cuboid's object key during
    # volumetric ingest.
    # Example of s3_index_arn form: arn:aws:dynamodb:us-east-1:12345678:table/s3index.*.boss
    config.add_iam_policy_to_role(
        'S3IndexPutItem{}'.format(domain).replace('.', ''),
        get_s3_index_arn(session, domain).replace(domain,'*.') + domain.split('.')[1],
        [CUBOID_IMPORT_ROLE], ['dynamodb:PutItem'])

    cuboid_bucket_name = names.cuboid_bucket
    if not aws.s3_bucket_exists(session, cuboid_bucket_name):
        config.add_s3_bucket("cuboidBucket", cuboid_bucket_name)
    config.add_s3_bucket_policy(
        "cuboidBucketPolicy", cuboid_bucket_name,
        ['s3:GetObject', 's3:PutObject'],
        { 'AWS': role})
    config.append_s3_bucket_policy(
        "cuboidBucketPolicy", cuboid_bucket_name,
        ['s3:PutObject'], { 'AWS': cuboid_import_role})

    delete_bucket_name = names.delete_bucket
    if not aws.s3_bucket_exists(session, delete_bucket_name):
        config.add_s3_bucket("deleteBucket", delete_bucket_name)
    config.add_s3_bucket_policy(
        "deleteBucketPolicy", delete_bucket_name,
        ['s3:GetObject', 's3:PutObject'],
        { 'AWS': role})

    tile_bucket_name = names.tile_bucket
    if not aws.s3_bucket_exists(session, tile_bucket_name):
        life_cycle_cfg = get_cf_bucket_life_cycle_rules()
        config.add_s3_bucket(
            "tileBucket", tile_bucket_name, life_cycle_config=life_cycle_cfg)

    config.add_s3_bucket_policy(
        "tileBucketPolicy", tile_bucket_name,
        ['s3:GetObject', 's3:PutObject'],
        { 'AWS': role})

    # The ingest bucket is a staging area for cuboids uploaded during volumetric ingest.
    creating_ingest_bucket = False
    ingest_bucket_name = names.ingest_bucket
    if not aws.s3_bucket_exists(session, ingest_bucket_name):
        creating_ingest_bucket = True
        ing_bucket_life_cycle_cfg = get_cf_bucket_life_cycle_rules()
        config.add_s3_bucket("ingestBucket", ingest_bucket_name,
            life_cycle_config=ing_bucket_life_cycle_cfg)

    config.add_s3_bucket_policy(
        "ingestBucketPolicy", ingest_bucket_name,
        ['s3:GetObject', 's3:PutObject', 's3:PutObjectTagging'],
        { 'AWS': cuboid_import_role})

    config.add_ec2_instance("CacheManager",
                                names.cache_manager,
                                aws.ami_lookup(session, "cachemanager.boss"),
                                keypair,
                                subnet=Ref("InternalSubnet"),
                                public_ip=False,
                                type_=const.CACHE_MANAGER_TYPE,
                                security_groups=[Ref("InternalSecurityGroup")],
                                user_data=parsed_user_data,
                                role="cachemanager")

    config.add_sqs_queue(
        names.ingest_cleanup_dlq, names.ingest_cleanup_dlq, 30, 20160)
    config.add_sqs_queue(
        names.cuboid_import_dlq, names.cuboid_import_dlq, 30, 20160)

    config.add_sqs_policy('cuboidImportDlqPolicy', 'cuboidImportDlqPolicy',
        [Ref(names.cuboid_import_dlq)], cuboid_import_role)

    lambda_bucket = aws.get_lambda_s3_bucket(session)
    config.add_lambda("MultiLambda",
                      names.multi_lambda,
                      Ref("LambdaCacheExecutionRole"),
                      s3=(lambda_bucket,
                          "multilambda.{}.zip".format(domain),
                          "lambda_loader.handler"),
                      timeout=120,
                      memory=1536,
                      security_groups=[Ref('InternalSecurityGroup')],
                      subnets=lambda_subnets,
                      runtime='python3.6')
    config.add_lambda("TileUploadedLambda",
                      names.tile_uploaded_lambda,
                      Ref("LambdaCacheExecutionRole"),
                      s3=(lambda_bucket,
                          "multilambda.{}.zip".format(domain),
                          "tile_uploaded_lambda.handler"),
                      timeout=5,
                      memory=1024,
                      runtime='python3.6')
    config.add_lambda("TileIngestLambda",
                      names.tile_ingest_lambda,
                      Ref("LambdaCacheExecutionRole"),
                      s3=(lambda_bucket,
                          "multilambda.{}.zip".format(domain),
                          "tile_ingest_lambda.handler"),
                      timeout=30,
                      memory=1536,
                      runtime='python3.6')
    config.add_lambda("DeleteTileObjsLambda",
                      names.delete_tile_objs_lambda,
                      Ref("LambdaCacheExecutionRole"),
                      s3=(lambda_bucket,
                          "multilambda.{}.zip".format(domain),
                          "delete_tile_objs_lambda.handler"),
                      timeout=90,
                      memory=128,
                      runtime='python3.6',
                      dlq=Arn(names.ingest_cleanup_dlq))
    config.add_lambda("DeleteTileEntryLambda",
                      names.delete_tile_index_entry_lambda,
                      Ref("LambdaCacheExecutionRole"),
                      s3=(lambda_bucket,
                          "multilambda.{}.zip".format(domain),
                          "delete_tile_index_entry_lambda.handler"),
                      timeout=90,
                      memory=128,
                      runtime='python3.6',
                      dlq=Arn(names.ingest_cleanup_dlq))
    config.add_lambda("CuboidImportLambda",
                      names.cuboid_import_lambda,
                      Ref(CUBOID_IMPORT_ROLE),
                      s3=(lambda_bucket,
                          "multilambda.{}.zip".format(domain),
                          "cuboid_import_lambda.handler"),
                      timeout=90,
                      memory=128,
                      runtime='python3.6',
                      dlq=Arn(names.cuboid_import_dlq))
    config.add_lambda("VolumetricIngestLambda",
                      names.volumetric_ingest_queue_upload_lambda,
                      Ref("LambdaCacheExecutionRole"),
                      s3=(lambda_bucket,
                          "multilambda.{}.zip".format(domain),
                          "ingest_queue_upload_volumetric_lambda.handler"),
                      timeout=120,
                      memory=1024,
                      runtime='python3.6')

    if creating_ingest_bucket:
        config.add_lambda_permission(
            'ingestBucketInvokeCuboidImportLambda', names.cuboid_import_lambda,
            principal='s3.amazonaws.com', source={
                'Fn::Join': [':', ['arn', 'aws', 's3', '', '', ingest_bucket_name]]}, #DP TODO: move into constants
            depends_on=['ingestBucket', 'CuboidImportLambda']
        )
    else:
        # NOTE: this permission doesn't seem to apply properly when doing a
        # CloudFormation update.  During testing, I had to manually apply this
        # permission before the bucket trigger could be applied in post_init().
        # Doing a CloudFormation delete followed by a create did not have a
        # problem.
        config.add_lambda_permission(
            'ingestBucketInvokeCuboidImportLambda', names.cuboid_import_lambda,
            principal='s3.amazonaws.com', source={
                'Fn::Join': [':', ['arn', 'aws', 's3', '', '', ingest_bucket_name]]},
            depends_on='CuboidImportLambda'
        )
    # Add topic to indicating that the object store has been write locked.
    # Now using "production mailing list" instead of separate write lock topic.
    #config.add_sns_topic('WriteLock',
    #                     names.write_lock_topic,
    #                     names.write_lock,
    #                     []) # TODO: add subscribers

    return config
Exemplo n.º 10
0
def create_config(session, domain, keypair=None, user_data=None):
    """
    Create the CloudFormationConfiguration object.
    Args:
        session: amazon session object
        domain: domain of the stack being created
        keypair: keypair used to by instances being created
        user_data (UserData): information used by the endpoint instance and vault.  Data will be run through the CloudFormation Fn::Join template intrinsic function so other template intrinsic functions used in the user_data will be parsed and executed.

    Returns: the config for the Cloud Formation stack

    """

    # Prepare user data for parsing by CloudFormation.
    if user_data is not None:
        parsed_user_data = {
            "Fn::Join": ["", user_data.format_for_cloudformation()]
        }
    else:
        parsed_user_data = user_data

    names = AWSNames(domain)
    config = CloudFormationConfiguration("cachedb", domain, const.REGION)

    vpc_id = config.find_vpc(session)

    # Create several subnets for all the lambdas to use.
    lambda_azs = aws.azs_lookup(session, lambda_compatible_only=True)
    internal_route_table_id = aws.rt_lookup(session, vpc_id, names.internal)

    print("AZs for lambda: " + str(lambda_azs))
    lambda_subnets = []
    for i in range(const.LAMBDA_SUBNETS):
        key = 'LambdaSubnet{}'.format(i)
        lambda_subnets.append(Ref(key))
        config.add_subnet(key,
                          names.subnet('lambda{}'.format(i)),
                          az=lambda_azs[i % len(lambda_azs)][0])
        config.add_route_table_association(key + "RTA",
                                           internal_route_table_id, Ref(key))

    # Lookup the External Subnet, Internal Security Group IDs that are
    # needed by other resources
    internal_subnet_id = aws.subnet_id_lookup(session,
                                              names.subnet("internal"))
    config.add_arg(
        Arg.Subnet("InternalSubnet", internal_subnet_id,
                   "ID of Internal Subnet to create resources in"))

    internal_sg_id = aws.sg_lookup(session, vpc_id, names.internal)
    config.add_arg(
        Arg.SecurityGroup("InternalSecurityGroup", internal_sg_id,
                          "ID of internal Security Group"))

    role = aws.role_arn_lookup(session, "lambda_cache_execution")
    config.add_arg(
        Arg.String("LambdaCacheExecutionRole", role,
                   "IAM role for multilambda." + domain))

    index_bucket_name = names.cuboid_bucket
    if not aws.s3_bucket_exists(session, index_bucket_name):
        config.add_s3_bucket("cuboidBucket", index_bucket_name)
    config.add_s3_bucket_policy("cuboidBucketPolicy", index_bucket_name,
                                ['s3:GetObject', 's3:PutObject'],
                                {'AWS': role})

    delete_bucket_name = names.delete_bucket
    if not aws.s3_bucket_exists(session, delete_bucket_name):
        config.add_s3_bucket("deleteBucket", delete_bucket_name)
    config.add_s3_bucket_policy("deleteBucketPolicy", delete_bucket_name,
                                ['s3:GetObject', 's3:PutObject'],
                                {'AWS': role})

    creating_tile_bucket = False
    tile_bucket_name = names.tile_bucket
    if not aws.s3_bucket_exists(session, tile_bucket_name):
        creating_tile_bucket = True
        config.add_s3_bucket("tileBucket", tile_bucket_name)

    config.add_s3_bucket_policy("tileBucketPolicy", tile_bucket_name,
                                ['s3:GetObject', 's3:PutObject'],
                                {'AWS': role})

    ingest_bucket_name = names.ingest_bucket
    if not aws.s3_bucket_exists(session, ingest_bucket_name):
        config.add_s3_bucket("ingestBucket", ingest_bucket_name)
    config.add_s3_bucket_policy("ingestBucketPolicy", ingest_bucket_name,
                                ['s3:GetObject', 's3:PutObject'],
                                {'AWS': role})

    config.add_ec2_instance("CacheManager",
                            names.cache_manager,
                            aws.ami_lookup(session, "cachemanager.boss"),
                            keypair,
                            subnet=Ref("InternalSubnet"),
                            public_ip=False,
                            type_=const.CACHE_MANAGER_TYPE,
                            security_groups=[Ref("InternalSecurityGroup")],
                            user_data=parsed_user_data,
                            role="cachemanager")

    lambda_bucket = aws.get_lambda_s3_bucket(session)
    config.add_lambda("MultiLambda",
                      names.multi_lambda,
                      Ref("LambdaCacheExecutionRole"),
                      s3=(aws.get_lambda_s3_bucket(session),
                          "multilambda.{}.zip".format(domain),
                          "lambda_loader.handler"),
                      timeout=120,
                      memory=1024,
                      security_groups=[Ref('InternalSecurityGroup')],
                      subnets=lambda_subnets,
                      runtime='python3.6')

    if creating_tile_bucket:
        config.add_lambda_permission(
            'tileBucketInvokeMultiLambda',
            names.multi_lambda,
            principal='s3.amazonaws.com',
            source={
                'Fn::Join':
                [':', ['arn', 'aws', 's3', '', '', tile_bucket_name]]
            },  #DP TODO: move into constants
            depends_on=['tileBucket', 'MultiLambda'])
    else:
        config.add_lambda_permission(
            'tileBucketInvokeMultiLambda',
            names.multi_lambda,
            principal='s3.amazonaws.com',
            source={
                'Fn::Join':
                [':', ['arn', 'aws', 's3', '', '', tile_bucket_name]]
            },
            depends_on='MultiLambda')

    # Add topic to indicating that the object store has been write locked.
    # Now using "production mailing list" instead of separate write lock topic.
    #config.add_sns_topic('WriteLock',
    #                     names.write_lock_topic,
    #                     names.write_lock,
    #                     []) # TODO: add subscribers

    return config
Exemplo n.º 11
0
def create_config(bosslet_config):
    """Create the CloudFormationConfiguration object.
    :arg session used to perform lookups
    :arg domain DNS name of vpc
    """
    config = CloudFormationConfiguration('cloudwatch', bosslet_config)
    names = bosslet_config.names
    session = bosslet_config.session
    domain = bosslet_config.INTERNAL_DOMAIN

    vpc_id = config.find_vpc()
    lambda_subnets, _ = config.find_all_subnets(compatibility='lambda')

    internal_sg = aws.sg_lookup(session, vpc_id, names.internal.sg)

    loadbalancer_name = names.endpoint_elb.dns
    if not aws.lb_lookup(session, loadbalancer_name):
        raise MissingResourceError('ELB', loadbalancer_name)

    # TODO Test that MailingListTopic is working.
    production_mailing_list = bosslet_config.ALERT_TOPIC
    mailing_list_arn = aws.sns_topic_lookup(session, production_mailing_list)
    if mailing_list_arn is None:
        raise MissingResourceError('SNS topic', bosslet_config.ALERT_TOPIC)

    config.add_cloudwatch(loadbalancer_name, [mailing_list_arn])

    lambda_role = aws.role_arn_lookup(session, 'VaultConsulHealthChecker')
    config.add_arg(
        Arg.String('VaultConsulHealthChecker', lambda_role,
                   'IAM role for vault/consul health check'))

    config.add_lambda('VaultLambda',
                      names.vault_monitor.lambda_,
                      description='Check health of vault instances.',
                      timeout=30,
                      role=Ref('VaultConsulHealthChecker'),
                      security_groups=[internal_sg],
                      subnets=lambda_subnets,
                      handler='index.lambda_handler',
                      file=const.VAULT_LAMBDA)

    # Lambda input data
    json_str = json.dumps({
        'hostname': names.vault.dns,
    })

    config.add_cloudwatch_rule('VaultCheck',
                               name=names.vault_check.cw,
                               description='Check health of vault instances.',
                               targets=[
                                   {
                                       'Arn': Arn('VaultLambda'),
                                       'Id': names.vault_monitor.lambda_,
                                       'Input': json_str
                                   },
                               ],
                               schedule='rate(2 minutes)',
                               depends_on=['VaultLambda'])

    config.add_lambda_permission('VaultPerms',
                                 names.vault_monitor.lambda_,
                                 principal='events.amazonaws.com',
                                 source=Arn('VaultCheck'))

    return config
Exemplo n.º 12
0
def create_config(bosslet_config):
    """Create the CloudFormationConfiguration object."""
    config = CloudFormationConfiguration('idindexing', bosslet_config)
    session = bosslet_config.session
    names = bosslet_config.names

    #topic_arn = aws.sns_topic_lookup(session, "ProductionMicronsMailingList")

    role = aws.role_arn_lookup(session, "lambda_cache_execution")
    config.add_arg(
        Arg.String("LambdaCacheExecutionRole", role,
                   "IAM role for " + names.multi_lambda.lambda_))

    def add_lambda(key, name, handler, timeout, memory):
        """A method for defining the common arguments for adding a lambda"""
        config.add_lambda(key,
                          name,
                          Ref('LambdaCacheExecutionRole'),
                          handler=handler,
                          timeout=timeout,
                          memory=memory)

    add_lambda("indexS3WriterLambda",
               names.index_s3_writer.lambda_,
               "write_s3_index_lambda.handler",
               timeout=120,
               memory=1024)

    add_lambda("indexFanoutIdWriterLambda",
               names.index_fanout_id_writer.lambda_,
               "fanout_write_id_index_lambda.handler",
               timeout=120,
               memory=256)

    add_lambda("indexWriteIdLambda",
               names.index_write_id.lambda_,
               "write_id_index_lambda.handler",
               timeout=120,
               memory=512)

    add_lambda("indexWriteFailedLambda",
               names.index_write_failed.lambda_,
               "write_index_failed_lambda.handler",
               timeout=60,
               memory=128)

    add_lambda("indexFindCuboidsLambda",
               names.index_find_cuboids.lambda_,
               "index_find_cuboids_lambda.handler",
               timeout=120,
               memory=256)

    add_lambda("indexFanoutEnqueueCuboidsKeysLambda",
               names.index_fanout_enqueue_cuboid_keys.lambda_,
               "fanout_enqueue_cuboid_keys_lambda.handler",
               timeout=120,
               memory=256)

    add_lambda("indexBatchEnqueueCuboidsLambda",
               names.index_batch_enqueue_cuboids.lambda_,
               "batch_enqueue_cuboids_lambda.handler",
               timeout=60,
               memory=128)

    add_lambda("indexFanoutDequeueCuboidKeysLambda",
               names.index_fanout_dequeue_cuboid_keys.lambda_,
               "fanout_dequeue_cuboid_keys_lambda.handler",
               timeout=60,
               memory=128)

    add_lambda("indexDequeueCuboidKeysLambda",
               names.index_dequeue_cuboid_keys.lambda_,
               "dequeue_cuboid_keys_lambda.handler",
               timeout=60,
               memory=128)

    add_lambda("indexGetNumCuboidKeysMsgsLambda",
               names.index_get_num_cuboid_keys_msgs.lambda_,
               "get_num_msgs_cuboid_keys_queue_lambda.handler",
               timeout=60,
               memory=128)

    add_lambda("indexCheckForThrottlingLambda",
               names.index_check_for_throttling.lambda_,
               "check_for_index_throttling_lambda.handler",
               timeout=60,
               memory=128)

    add_lambda("indexInvokeIndexSupervisorLambda",
               names.index_invoke_index_supervisor.lambda_,
               "invoke_index_supervisor_lambda.handler",
               timeout=60,
               memory=128)

    add_lambda("indexSplitCuboidsLambda",
               names.index_split_cuboids.lambda_,
               "split_cuboids_lambda.handler",
               timeout=120,
               memory=128)

    add_lambda("indexLoadIdsFromS3Lambda",
               names.index_load_ids_from_s3.lambda_,
               "load_ids_from_s3_lambda.handler",
               timeout=120,
               memory=128)

    return config
Exemplo n.º 13
0
def create_config(session, domain):
    """Create the CloudFormationConfiguration object.
    :arg session used to perform lookups
    :arg domain DNS name of vpc
    """
    config = CloudFormationConfiguration('cloudwatch', domain)
    names = AWSNames(domain)

    vpc_id = config.find_vpc(session)
    lambda_subnets, _ = config.find_all_availability_zones(session, lambda_compatible_only=True)

    internal_sg = aws.sg_lookup(session, vpc_id, names.internal)

    loadbalancer_name = names.endpoint_elb
    if not aws.lb_lookup(session, loadbalancer_name):
        raise Exception("Invalid load balancer name: " + loadbalancer_name)

    # TODO Test that MailingListTopic is working.
    production_mailing_list = const.PRODUCTION_MAILING_LIST
    mailing_list_arn = aws.sns_topic_lookup(session, production_mailing_list)
    if mailing_list_arn is None:
        #config.add_sns_topic("topicList", production_mailing_list)
        msg = "MailingList {} needs to be created before running config"
        raise Exception(msg.format(const.PRODUCTION_MAILING_LIST))

    config.add_cloudwatch(loadbalancer_name, [mailing_list_arn])

    lambda_role = aws.role_arn_lookup(session, 'VaultConsulHealthChecker')
    config.add_arg(Arg.String(
        'VaultConsulHealthChecker', lambda_role,
        'IAM role for vault/consul health check.' + domain))

    config.add_lambda('VaultLambda',
                      names.vault_monitor,
                      description='Check health of vault instances.',
                      timeout=30,
                      role=Ref('VaultConsulHealthChecker'),
                      security_groups=[internal_sg],
                      subnets=lambda_subnets,
                      handler='index.lambda_handler',
                      file=const.VAULT_LAMBDA)

    config.add_lambda('ConsulLambda',
                      names.consul_monitor,
                      description='Check health of vault instances.',
                      timeout=30,
                      role=Ref('VaultConsulHealthChecker'),
                      security_groups=[internal_sg],
                      subnets=lambda_subnets,
                      handler='index.lambda_handler',
                      file=const.CONSUL_LAMBDA)

    # Lambda input data
    json_str = json.dumps({
        'vpc_id': vpc_id,
        'vpc_name': domain,
        'topic_arn': mailing_list_arn,
    })

    config.add_cloudwatch_rule('VaultConsulCheck',
                               name=names.vault_consul_check,
                               description='Check health of vault and consul instances.',
                               targets=[
                                   {
                                       'Arn': Arn('VaultLambda'),
                                       'Id': names.vault_monitor,
                                       'Input': json_str
                                   },
                                   {
                                       'Arn': Arn('ConsulLambda'),
                                       'Id': names.consul_monitor,
                                       'Input': json_str
                                   },
                               ],
                               schedule='rate(1 minute)',
                               depends_on=['VaultLambda', 'ConsulLambda'])

    config.add_lambda_permission('VaultPerms',
                                 names.vault_monitor,
                                 principal='events.amazonaws.com',
                                 source=Arn('VaultConsulCheck'))

    config.add_lambda_permission('ConsulPerms',
                                 names.consul_monitor,
                                 principal='events.amazonaws.com',
                                 source=Arn('VaultConsulCheck'))

    return config
Exemplo n.º 14
0
def create_config(session, domain):
    """Create the CloudFormationConfiguration object.
    :arg session used to perform lookups
    :arg domain DNS name of vpc
    """
    config = CloudFormationConfiguration('cloudwatch', domain)
    names = AWSNames(domain)

    vpc_id = config.find_vpc(session)
    lambda_subnets, _ = config.find_all_availability_zones(
        session, lambda_compatible_only=True)

    internal_sg = aws.sg_lookup(session, vpc_id, names.internal)

    loadbalancer_name = names.endpoint_elb
    if not aws.lb_lookup(session, loadbalancer_name):
        raise Exception("Invalid load balancer name: " + loadbalancer_name)

    # TODO Test that MailingListTopic is working.
    production_mailing_list = const.PRODUCTION_MAILING_LIST
    mailing_list_arn = aws.sns_topic_lookup(session, production_mailing_list)
    if mailing_list_arn is None:
        #config.add_sns_topic("topicList", production_mailing_list)
        msg = "MailingList {} needs to be created before running config"
        raise Exception(msg.format(const.PRODUCTION_MAILING_LIST))

    config.add_cloudwatch(loadbalancer_name, [mailing_list_arn])

    lambda_role = aws.role_arn_lookup(session, 'VaultConsulHealthChecker')
    config.add_arg(
        Arg.String('VaultConsulHealthChecker', lambda_role,
                   'IAM role for vault/consul health check.' + domain))

    config.add_lambda('VaultLambda',
                      names.vault_monitor,
                      description='Check health of vault instances.',
                      timeout=30,
                      role=Ref('VaultConsulHealthChecker'),
                      security_groups=[internal_sg],
                      subnets=lambda_subnets,
                      handler='index.lambda_handler',
                      file=const.VAULT_LAMBDA)

    config.add_lambda('ConsulLambda',
                      names.consul_monitor,
                      description='Check health of vault instances.',
                      timeout=30,
                      role=Ref('VaultConsulHealthChecker'),
                      security_groups=[internal_sg],
                      subnets=lambda_subnets,
                      handler='index.lambda_handler',
                      file=const.CONSUL_LAMBDA)

    # Lambda input data
    json_str = json.dumps({
        'vpc_id': vpc_id,
        'vpc_name': domain,
        'topic_arn': mailing_list_arn,
    })

    config.add_cloudwatch_rule(
        'VaultConsulCheck',
        name=names.vault_consul_check,
        description='Check health of vault and consul instances.',
        targets=[
            {
                'Arn': Arn('VaultLambda'),
                'Id': names.vault_monitor,
                'Input': json_str
            },
            {
                'Arn': Arn('ConsulLambda'),
                'Id': names.consul_monitor,
                'Input': json_str
            },
        ],
        schedule='rate(1 minute)',
        depends_on=['VaultLambda', 'ConsulLambda'])

    config.add_lambda_permission('VaultPerms',
                                 names.vault_monitor,
                                 principal='events.amazonaws.com',
                                 source=Arn('VaultConsulCheck'))

    config.add_lambda_permission('ConsulPerms',
                                 names.consul_monitor,
                                 principal='events.amazonaws.com',
                                 source=Arn('VaultConsulCheck'))

    return config