def do_command()

in ebcli/controllers/create.py [0:0]


    def do_command(self):
        env_name = self.app.pargs.environment_name
        modules = self.app.pargs.modules
        if modules and len(modules) > 0:
            self.compose_multiple_apps()
            return
        group = self.app.pargs.env_group_suffix
        cname = self.app.pargs.cname
        tier = self.app.pargs.tier
        itype = self.app.pargs.instance_type
        platform = self.app.pargs.platform
        single = self.app.pargs.single
        iprofile = self.app.pargs.instance_profile
        service_role = self.app.pargs.service_role
        label = self.app.pargs.version
        branch_default = self.app.pargs.branch_default
        key_name = self.app.pargs.keyname
        sample = self.app.pargs.sample
        nohang = self.app.pargs.nohang
        tags = self.app.pargs.tags
        envvars = self.app.pargs.envvars
        scale = self.app.pargs.scale
        timeout = self.app.pargs.timeout
        cfg = self.app.pargs.cfg
        elb_type = self.app.pargs.elb_type
        shared_lb = self.app.pargs.shared_lb
        shared_lb_port = self.app.pargs.shared_lb_port
        source = self.app.pargs.source
        process = self.app.pargs.process
        enable_spot = self.app.pargs.enable_spot
        spot_max_price = self.app.pargs.spot_max_price
        instance_types = self.app.pargs.instance_types
        on_demand_base_capacity = self.app.pargs.on_demand_base_capacity
        on_demand_above_base_capacity = self.app.pargs.on_demand_above_base_capacity
        max_instances = self.app.pargs.max_instances
        min_instances = self.app.pargs.min_instances

        interactive = False if env_name else True

        provided_env_name = env_name

        if sample and label:
            raise InvalidOptionsError(strings['create.sampleandlabel'])

        if single and scale:
            raise InvalidOptionsError(strings['create.singleandsize'])

        if (max_instances or min_instances) and scale:
            raise InvalidOptionsError(strings['create.scaleandminmax'])

        if (max_instances or min_instances) and single:
            raise InvalidOptionsError(strings['create.singleandminmax'])

        if single and elb_type:
            raise InvalidOptionsError(strings['create.single_and_elb_type'])

        if single and shared_lb:
            raise InvalidOptionsError(alerts['create.can_not_use_options_together'].format("--single", "--shared-lb"))

        if (shared_lb or shared_lb_port) and elb_type != 'application':
            raise InvalidOptionsError(alerts['sharedlb.wrong_elb_type'])

        if shared_lb_port and not shared_lb:
            raise InvalidOptionsError(alerts['sharedlb.missing_shared_lb'])

        if cname and tier and Tier.looks_like_worker_tier(tier):
            raise InvalidOptionsError(strings['worker.cname'])

        if cname and not elasticbeanstalk.is_cname_available(cname):
            raise AlreadyExistsError(
                strings['cname.unavailable'].replace('{cname}', cname)
            )

        if tier and Tier.looks_like_worker_tier(tier):
            if self.app.pargs.vpc_elbpublic or self.app.pargs.vpc_elbsubnets or self.app.pargs.vpc_publicip:
                raise InvalidOptionsError(strings['create.worker_and_incompatible_vpc_arguments'])

        if (not tier or Tier.looks_like_webserver_tier(tier)) and single:
            if self.app.pargs.vpc_elbpublic or self.app.pargs.vpc_elbsubnets:
                raise InvalidOptionsError(strings['create.single_and_elbpublic_or_elb_subnet'])

        if (spot_max_price or on_demand_base_capacity or on_demand_above_base_capacity) and not enable_spot:
            raise InvalidOptionsError(strings['create.missing_enable_spot'])

        if instance_types == "":
            raise InvalidOptionsError(strings['spot.instance_types_validation'])

        if itype and instance_types:
            raise InvalidOptionsError(strings['create.itype_and_instances'])
        
        if service_role and not iam.role_exists(service_role):
            raise InvalidOptionsError(f"The specified service role '{service_role}' does not exist. Please use a role that exists or create a new role .")

        platform = _determine_platform(platform, iprofile)

        app_name = self.get_app_name()
        tags = tagops.get_and_validate_tags(tags)
        envvars = get_and_validate_envars(envvars)
        process_app_version = fileoperations.env_yaml_exists() or process
        template_name = get_template_name(app_name, cfg)
        tier = get_environment_tier(tier)
        env_name = provided_env_name or get_environment_name(app_name, group)
        cname = cname or get_environment_cname(env_name, provided_env_name, tier)
        key_name = key_name or commonops.get_default_keyname()
        vpc = self.form_vpc_object(tier, single)
        elb_type = elb_type or get_elb_type_from_customer(interactive, single, tier)
        shared_lb = get_shared_load_balancer(interactive, elb_type, platform, shared_lb, vpc)
        shared_lb_port = shared_lb_port or shared_lb_ops.get_shared_lb_port_from_customer(interactive, shared_lb)
        enable_spot = enable_spot or spotops.get_spot_request_from_customer(interactive)
        instance_types = instance_types or spotops.get_spot_instance_types_from_customer(interactive, enable_spot)
        database = self.form_database_object()

        if not timeout and database:
            timeout = 15

        env_request = CreateEnvironmentRequest(
            app_name=app_name,
            env_name=env_name,
            group_name=group,
            cname=cname,
            template_name=template_name,
            platform=platform,
            tier=tier,
            instance_type=itype,
            version_label=label,
            instance_profile=iprofile,
            service_role=service_role,
            single_instance=single,
            key_name=key_name,
            sample_application=sample,
            tags=tags,
            scale=scale,
            database=database,
            vpc=vpc,
            elb_type=elb_type,
            shared_lb = shared_lb,
            shared_lb_port = shared_lb_port,
            enable_spot=enable_spot,
            instance_types=instance_types,
            spot_max_price=spot_max_price,
            on_demand_base_capacity=on_demand_base_capacity,
            on_demand_above_base_capacity=on_demand_above_base_capacity,
            min_instances=min_instances,
            max_instances=max_instances)

        env_request.option_settings += envvars

        createops.make_new_env(env_request,
                               branch_default=branch_default,
                               process_app_version=process_app_version,
                               nohang=nohang,
                               interactive=interactive,
                               timeout=timeout,
                               source=source)