func()

in internal/pkg/deploy/cloudformation/stack/backend_svc.go [70:152]
80 lines of code
14 McCabe index (conditional complexity)

func (s *BackendService) Template() (string, error) {
	desiredCountLambda, err := s.parser.Read(desiredCountGeneratorPath)
	if err != nil {
		return "", fmt.Errorf("read desired count lambda: %w", err)
	}
	envControllerLambda, err := s.parser.Read(envControllerPath)
	if err != nil {
		return "", fmt.Errorf("read env controller lambda: %w", err)
	}
	addonsParams, err := s.addonsParameters()
	if err != nil {
		return "", err
	}
	addonsOutputs, err := s.addonsOutputs()
	if err != nil {
		return "", err
	}
	sidecars, err := convertSidecar(s.manifest.Sidecars)
	if err != nil {
		return "", fmt.Errorf("convert the sidecar configuration for service %s: %w", s.name, err)
	}
	publishers, err := convertPublish(s.manifest.Publish(), s.rc.AccountID, s.rc.Region, s.app, s.env, s.name)
	if err != nil {
		return "", fmt.Errorf(`convert "publish" field for service %s: %w`, s.name, err)
	}

	advancedCount, err := convertAdvancedCount(s.manifest.Count.AdvancedCount)
	if err != nil {
		return "", fmt.Errorf("convert the advanced count configuration for service %s: %w", s.name, err)
	}

	var autoscaling *template.AutoscalingOpts
	var desiredCountOnSpot *int
	var capacityProviders []*template.CapacityProviderStrategy

	if advancedCount != nil {
		autoscaling = advancedCount.Autoscaling
		desiredCountOnSpot = advancedCount.Spot
		capacityProviders = advancedCount.Cps
	}
	entrypoint, err := convertEntryPoint(s.manifest.EntryPoint)
	if err != nil {
		return "", err
	}
	command, err := convertCommand(s.manifest.Command)
	if err != nil {
		return "", err
	}
	content, err := s.parser.ParseBackendService(template.WorkloadOpts{
		Variables:                s.manifest.BackendServiceConfig.Variables,
		Secrets:                  convertSecrets(s.manifest.BackendServiceConfig.Secrets),
		NestedStack:              addonsOutputs,
		AddonsExtraParams:        addonsParams,
		Sidecars:                 sidecars,
		Autoscaling:              autoscaling,
		CapacityProviders:        capacityProviders,
		DesiredCountOnSpot:       desiredCountOnSpot,
		ExecuteCommand:           convertExecuteCommand(&s.manifest.ExecuteCommand),
		WorkloadType:             manifest.BackendServiceType,
		HealthCheck:              convertContainerHealthCheck(s.manifest.BackendServiceConfig.ImageConfig.HealthCheck),
		LogConfig:                convertLogging(s.manifest.Logging),
		DockerLabels:             s.manifest.ImageConfig.Image.DockerLabels,
		DesiredCountLambda:       desiredCountLambda.String(),
		EnvControllerLambda:      envControllerLambda.String(),
		Storage:                  convertStorageOpts(s.manifest.Name, s.manifest.Storage),
		Network:                  convertNetworkConfig(s.manifest.Network),
		EntryPoint:               entrypoint,
		Command:                  command,
		DependsOn:                convertDependsOn(s.manifest.ImageConfig.Image.DependsOn),
		CredentialsParameter:     aws.StringValue(s.manifest.ImageConfig.Image.Credentials),
		ServiceDiscoveryEndpoint: s.rc.ServiceDiscoveryEndpoint,
		Publish:                  publishers,
		Platform:                 convertPlatform(s.manifest.Platform),
	})
	if err != nil {
		return "", fmt.Errorf("parse backend service template: %w", err)
	}
	overridenTpl, err := s.taskDefOverrideFunc(convertTaskDefOverrideRules(s.manifest.TaskDefOverrides), content.Bytes())
	if err != nil {
		return "", fmt.Errorf("apply task definition overrides: %w", err)
	}
	return string(overridenTpl), nil
}