Greengrassv2

This page documents function available when using the Greengrassv2 module, created with @service Greengrassv2.

Index

Documentation

Main.Greengrassv2.associate_service_role_to_accountMethod
associate_service_role_to_account(role_arn)
associate_service_role_to_account(role_arn, params::Dict{String,<:Any})

Associates a Greengrass service role with IoT Greengrass for your Amazon Web Services account in this Amazon Web Services Region. IoT Greengrass uses this role to verify the identity of client devices and manage core device connectivity information. The role must include the AWSGreengrassResourceAccessRolePolicy managed policy or a custom policy that defines equivalent permissions for the IoT Greengrass features that you use. For more information, see Greengrass service role in the IoT Greengrass Version 2 Developer Guide.

Arguments

  • role_arn: The Amazon Resource Name (ARN) of the service role to associate with IoT Greengrass for your Amazon Web Services account in this Amazon Web Services Region.
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Main.Greengrassv2.batch_associate_client_device_with_core_deviceMethod
batch_associate_client_device_with_core_device(core_device_thing_name)
batch_associate_client_device_with_core_device(core_device_thing_name, params::Dict{String,<:Any})

Associates a list of client devices with a core device. Use this API operation to specify which client devices can discover a core device through cloud discovery. With cloud discovery, client devices connect to IoT Greengrass to retrieve associated core devices' connectivity information and certificates. For more information, see Configure cloud discovery in the IoT Greengrass V2 Developer Guide. Client devices are local IoT devices that connect to and communicate with an IoT Greengrass core device over MQTT. You can connect client devices to a core device to sync MQTT messages and data to Amazon Web Services IoT Core and interact with client devices in Greengrass components. For more information, see Interact with local IoT devices in the IoT Greengrass V2 Developer Guide.

Arguments

  • core_device_thing_name: The name of the core device. This is also the name of the IoT thing.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "entries": The list of client devices to associate.
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Main.Greengrassv2.batch_disassociate_client_device_from_core_deviceMethod
batch_disassociate_client_device_from_core_device(core_device_thing_name)
batch_disassociate_client_device_from_core_device(core_device_thing_name, params::Dict{String,<:Any})

Disassociates a list of client devices from a core device. After you disassociate a client device from a core device, the client device won't be able to use cloud discovery to retrieve the core device's connectivity information and certificates.

Arguments

  • core_device_thing_name: The name of the core device. This is also the name of the IoT thing.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "entries": The list of client devices to disassociate.
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Main.Greengrassv2.cancel_deploymentMethod
cancel_deployment(deployment_id)
cancel_deployment(deployment_id, params::Dict{String,<:Any})

Cancels a deployment. This operation cancels the deployment for devices that haven't yet received it. If a device already received the deployment, this operation doesn't change anything for that device.

Arguments

  • deployment_id: The ID of the deployment.
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Main.Greengrassv2.create_component_versionMethod
create_component_version()
create_component_version(params::Dict{String,<:Any})

Creates a component. Components are software that run on Greengrass core devices. After you develop and test a component on your core device, you can use this operation to upload your component to IoT Greengrass. Then, you can deploy the component to other core devices. You can use this operation to do the following: Create components from recipes Create a component from a recipe, which is a file that defines the component's metadata, parameters, dependencies, lifecycle, artifacts, and platform capability. For more information, see IoT Greengrass component recipe reference in the IoT Greengrass V2 Developer Guide. To create a component from a recipe, specify inlineRecipe when you call this operation. Create components from Lambda functions Create a component from an Lambda function that runs on IoT Greengrass. This creates a recipe and artifacts from the Lambda function's deployment package. You can use this operation to migrate Lambda functions from IoT Greengrass V1 to IoT Greengrass V2. This function only accepts Lambda functions that use the following runtimes: Python 2.7 – python2.7 Python 3.7 – python3.7 Python 3.8 – python3.8 Python 3.9 – python3.9 Java 8 – java8 Java 11 – java11 Node.js 10 – nodejs10.x Node.js 12 – nodejs12.x Node.js 14 – nodejs14.x To create a component from a Lambda function, specify lambdaFunction when you call this operation. IoT Greengrass currently supports Lambda functions on only Linux core devices.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "clientToken": A unique, case-sensitive identifier that you can provide to ensure that the request is idempotent. Idempotency means that the request is successfully processed only once, even if you send the request multiple times. When a request succeeds, and you specify the same client token for subsequent successful requests, the IoT Greengrass V2 service returns the successful response that it caches from the previous request. IoT Greengrass V2 caches successful responses for idempotent requests for up to 8 hours.
  • "inlineRecipe": The recipe to use to create the component. The recipe defines the component's metadata, parameters, dependencies, lifecycle, artifacts, and platform compatibility. You must specify either inlineRecipe or lambdaFunction.
  • "lambdaFunction": The parameters to create a component from a Lambda function. You must specify either inlineRecipe or lambdaFunction.
  • "tags": A list of key-value pairs that contain metadata for the resource. For more information, see Tag your resources in the IoT Greengrass V2 Developer Guide.
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Main.Greengrassv2.create_deploymentMethod
create_deployment(target_arn)
create_deployment(target_arn, params::Dict{String,<:Any})

Creates a continuous deployment for a target, which is a Greengrass core device or group of core devices. When you add a new core device to a group of core devices that has a deployment, IoT Greengrass deploys that group's deployment to the new device. You can define one deployment for each target. When you create a new deployment for a target that has an existing deployment, you replace the previous deployment. IoT Greengrass applies the new deployment to the target devices. Every deployment has a revision number that indicates how many deployment revisions you define for a target. Use this operation to create a new revision of an existing deployment. For more information, see the Create deployments in the IoT Greengrass V2 Developer Guide.

Arguments

  • target_arn: The ARN of the target IoT thing or thing group. When creating a subdeployment, the targetARN can only be a thing group.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "clientToken": A unique, case-sensitive identifier that you can provide to ensure that the request is idempotent. Idempotency means that the request is successfully processed only once, even if you send the request multiple times. When a request succeeds, and you specify the same client token for subsequent successful requests, the IoT Greengrass V2 service returns the successful response that it caches from the previous request. IoT Greengrass V2 caches successful responses for idempotent requests for up to 8 hours.
  • "components": The components to deploy. This is a dictionary, where each key is the name of a component, and each key's value is the version and configuration to deploy for that component.
  • "deploymentName": The name of the deployment.
  • "deploymentPolicies": The deployment policies for the deployment. These policies define how the deployment updates components and handles failure.
  • "iotJobConfiguration": The job configuration for the deployment configuration. The job configuration specifies the rollout, timeout, and stop configurations for the deployment configuration.
  • "parentTargetArn": The parent deployment's target ARN within a subdeployment.
  • "tags": A list of key-value pairs that contain metadata for the resource. For more information, see Tag your resources in the IoT Greengrass V2 Developer Guide.
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Main.Greengrassv2.delete_componentMethod
delete_component(arn)
delete_component(arn, params::Dict{String,<:Any})

Deletes a version of a component from IoT Greengrass. This operation deletes the component's recipe and artifacts. As a result, deployments that refer to this component version will fail. If you have deployments that use this component version, you can remove the component from the deployment or update the deployment to use a valid version.

Arguments

  • arn: The ARN of the component version.
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Main.Greengrassv2.delete_core_deviceMethod
delete_core_device(core_device_thing_name)
delete_core_device(core_device_thing_name, params::Dict{String,<:Any})

Deletes a Greengrass core device, which is an IoT thing. This operation removes the core device from the list of core devices. This operation doesn't delete the IoT thing. For more information about how to delete the IoT thing, see DeleteThing in the IoT API Reference.

Arguments

  • core_device_thing_name: The name of the core device. This is also the name of the IoT thing.
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Main.Greengrassv2.delete_deploymentMethod
delete_deployment(deployment_id)
delete_deployment(deployment_id, params::Dict{String,<:Any})

Deletes a deployment. To delete an active deployment, you must first cancel it. For more information, see CancelDeployment. Deleting a deployment doesn't affect core devices that run that deployment, because core devices store the deployment's configuration on the device. Additionally, core devices can roll back to a previous deployment that has been deleted.

Arguments

  • deployment_id: The ID of the deployment.
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Main.Greengrassv2.describe_componentMethod
describe_component(arn)
describe_component(arn, params::Dict{String,<:Any})

Retrieves metadata for a version of a component.

Arguments

  • arn: The ARN of the component version.
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Main.Greengrassv2.disassociate_service_role_from_accountMethod
disassociate_service_role_from_account()
disassociate_service_role_from_account(params::Dict{String,<:Any})

Disassociates the Greengrass service role from IoT Greengrass for your Amazon Web Services account in this Amazon Web Services Region. Without a service role, IoT Greengrass can't verify the identity of client devices or manage core device connectivity information. For more information, see Greengrass service role in the IoT Greengrass Version 2 Developer Guide.

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Main.Greengrassv2.get_componentMethod
get_component(arn)
get_component(arn, params::Dict{String,<:Any})

Gets the recipe for a version of a component.

Arguments

  • arn: The ARN of the component version.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "recipeOutputFormat": The format of the recipe.
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Main.Greengrassv2.get_component_version_artifactMethod
get_component_version_artifact(arn, artifact_name)
get_component_version_artifact(arn, artifact_name, params::Dict{String,<:Any})

Gets the pre-signed URL to download a public or a Lambda component artifact. Core devices call this operation to identify the URL that they can use to download an artifact to install.

Arguments

  • arn: The ARN of the component version. Specify the ARN of a public or a Lambda component version.
  • artifact_name: The name of the artifact. You can use the GetComponent operation to download the component recipe, which includes the URI of the artifact. The artifact name is the section of the URI after the scheme. For example, in the artifact URI greengrass:SomeArtifact.zip, the artifact name is SomeArtifact.zip.
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Main.Greengrassv2.get_connectivity_infoMethod
get_connectivity_info(thing_name)
get_connectivity_info(thing_name, params::Dict{String,<:Any})

Retrieves connectivity information for a Greengrass core device. Connectivity information includes endpoints and ports where client devices can connect to an MQTT broker on the core device. When a client device calls the IoT Greengrass discovery API, IoT Greengrass returns connectivity information for all of the core devices where the client device can connect. For more information, see Connect client devices to core devices in the IoT Greengrass Version 2 Developer Guide.

Arguments

  • thing_name: The name of the core device. This is also the name of the IoT thing.
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Main.Greengrassv2.get_core_deviceMethod
get_core_device(core_device_thing_name)
get_core_device(core_device_thing_name, params::Dict{String,<:Any})

Retrieves metadata for a Greengrass core device. IoT Greengrass relies on individual devices to send status updates to the Amazon Web Services Cloud. If the IoT Greengrass Core software isn't running on the device, or if device isn't connected to the Amazon Web Services Cloud, then the reported status of that device might not reflect its current status. The status timestamp indicates when the device status was last updated. Core devices send status updates at the following times: When the IoT Greengrass Core software starts When the core device receives a deployment from the Amazon Web Services Cloud When the status of any component on the core device becomes BROKEN At a regular interval that you can configure, which defaults to 24 hours For IoT Greengrass Core v2.7.0, the core device sends status updates upon local deployment and cloud deployment

Arguments

  • core_device_thing_name: The name of the core device. This is also the name of the IoT thing.
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Main.Greengrassv2.get_deploymentMethod
get_deployment(deployment_id)
get_deployment(deployment_id, params::Dict{String,<:Any})

Gets a deployment. Deployments define the components that run on Greengrass core devices.

Arguments

  • deployment_id: The ID of the deployment.
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Main.Greengrassv2.get_service_role_for_accountMethod
get_service_role_for_account()
get_service_role_for_account(params::Dict{String,<:Any})

Gets the service role associated with IoT Greengrass for your Amazon Web Services account in this Amazon Web Services Region. IoT Greengrass uses this role to verify the identity of client devices and manage core device connectivity information. For more information, see Greengrass service role in the IoT Greengrass Version 2 Developer Guide.

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Main.Greengrassv2.list_client_devices_associated_with_core_deviceMethod
list_client_devices_associated_with_core_device(core_device_thing_name)
list_client_devices_associated_with_core_device(core_device_thing_name, params::Dict{String,<:Any})

Retrieves a paginated list of client devices that are associated with a core device.

Arguments

  • core_device_thing_name: The name of the core device. This is also the name of the IoT thing.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "maxResults": The maximum number of results to be returned per paginated request.
  • "nextToken": The token to be used for the next set of paginated results.
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Main.Greengrassv2.list_component_versionsMethod
list_component_versions(arn)
list_component_versions(arn, params::Dict{String,<:Any})

Retrieves a paginated list of all versions for a component. Greater versions are listed first.

Arguments

  • arn: The ARN of the component.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "maxResults": The maximum number of results to be returned per paginated request.
  • "nextToken": The token to be used for the next set of paginated results.
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Main.Greengrassv2.list_componentsMethod
list_components()
list_components(params::Dict{String,<:Any})

Retrieves a paginated list of component summaries. This list includes components that you have permission to view.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "maxResults": The maximum number of results to be returned per paginated request.
  • "nextToken": The token to be used for the next set of paginated results.
  • "scope": The scope of the components to list. Default: PRIVATE
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Main.Greengrassv2.list_core_devicesMethod
list_core_devices()
list_core_devices(params::Dict{String,<:Any})

Retrieves a paginated list of Greengrass core devices. IoT Greengrass relies on individual devices to send status updates to the Amazon Web Services Cloud. If the IoT Greengrass Core software isn't running on the device, or if device isn't connected to the Amazon Web Services Cloud, then the reported status of that device might not reflect its current status. The status timestamp indicates when the device status was last updated. Core devices send status updates at the following times: When the IoT Greengrass Core software starts When the core device receives a deployment from the Amazon Web Services Cloud When the status of any component on the core device becomes BROKEN At a regular interval that you can configure, which defaults to 24 hours For IoT Greengrass Core v2.7.0, the core device sends status updates upon local deployment and cloud deployment

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "maxResults": The maximum number of results to be returned per paginated request.
  • "nextToken": The token to be used for the next set of paginated results.
  • "status": The core device status by which to filter. If you specify this parameter, the list includes only core devices that have this status. Choose one of the following options: HEALTHY – The IoT Greengrass Core software and all components run on the core device without issue. UNHEALTHY – The IoT Greengrass Core software or a component is in a failed state on the core device.
  • "thingGroupArn": The ARN of the IoT thing group by which to filter. If you specify this parameter, the list includes only core devices that have successfully deployed a deployment that targets the thing group. When you remove a core device from a thing group, the list continues to include that core device.
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Main.Greengrassv2.list_deploymentsMethod
list_deployments()
list_deployments(params::Dict{String,<:Any})

Retrieves a paginated list of deployments.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "historyFilter": The filter for the list of deployments. Choose one of the following options: ALL – The list includes all deployments. LATESTONLY – The list includes only the latest revision of each deployment. Default: LATESTONLY
  • "maxResults": The maximum number of results to be returned per paginated request.
  • "nextToken": The token to be used for the next set of paginated results.
  • "parentTargetArn": The parent deployment's target ARN within a subdeployment.
  • "targetArn": The ARN of the target IoT thing or thing group.
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Main.Greengrassv2.list_effective_deploymentsMethod
list_effective_deployments(core_device_thing_name)
list_effective_deployments(core_device_thing_name, params::Dict{String,<:Any})

Retrieves a paginated list of deployment jobs that IoT Greengrass sends to Greengrass core devices.

Arguments

  • core_device_thing_name: The name of the core device. This is also the name of the IoT thing.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "maxResults": The maximum number of results to be returned per paginated request.
  • "nextToken": The token to be used for the next set of paginated results.
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Main.Greengrassv2.list_installed_componentsMethod
list_installed_components(core_device_thing_name)
list_installed_components(core_device_thing_name, params::Dict{String,<:Any})

Retrieves a paginated list of the components that a Greengrass core device runs. By default, this list doesn't include components that are deployed as dependencies of other components. To include dependencies in the response, set the topologyFilter parameter to ALL. IoT Greengrass relies on individual devices to send status updates to the Amazon Web Services Cloud. If the IoT Greengrass Core software isn't running on the device, or if device isn't connected to the Amazon Web Services Cloud, then the reported status of that device might not reflect its current status. The status timestamp indicates when the device status was last updated. Core devices send status updates at the following times: When the IoT Greengrass Core software starts When the core device receives a deployment from the Amazon Web Services Cloud When the status of any component on the core device becomes BROKEN At a regular interval that you can configure, which defaults to 24 hours For IoT Greengrass Core v2.7.0, the core device sends status updates upon local deployment and cloud deployment

Arguments

  • core_device_thing_name: The name of the core device. This is also the name of the IoT thing.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "maxResults": The maximum number of results to be returned per paginated request.
  • "nextToken": The token to be used for the next set of paginated results.
  • "topologyFilter": The filter for the list of components. Choose from the following options: ALL – The list includes all components installed on the core device. ROOT – The list includes only root components, which are components that you specify in a deployment. When you choose this option, the list doesn't include components that the core device installs as dependencies of other components. Default: ROOT
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Main.Greengrassv2.list_tags_for_resourceMethod
list_tags_for_resource(resource_arn)
list_tags_for_resource(resource_arn, params::Dict{String,<:Any})

Retrieves the list of tags for an IoT Greengrass resource.

Arguments

  • resource_arn: The ARN of the resource.
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Main.Greengrassv2.resolve_component_candidatesMethod
resolve_component_candidates()
resolve_component_candidates(params::Dict{String,<:Any})

Retrieves a list of components that meet the component, version, and platform requirements of a deployment. Greengrass core devices call this operation when they receive a deployment to identify the components to install. This operation identifies components that meet all dependency requirements for a deployment. If the requirements conflict, then this operation returns an error and the deployment fails. For example, this occurs if component A requires version &gt;2.0.0 and component B requires version &lt;2.0.0 of a component dependency. When you specify the component candidates to resolve, IoT Greengrass compares each component's digest from the core device with the component's digest in the Amazon Web Services Cloud. If the digests don't match, then IoT Greengrass specifies to use the version from the Amazon Web Services Cloud. To use this operation, you must use the data plane API endpoint and authenticate with an IoT device certificate. For more information, see IoT Greengrass endpoints and quotas.

Optional Parameters

Optional parameters can be passed as a params::Dict{String,<:Any}. Valid keys are:

  • "componentCandidates": The list of components to resolve.
  • "platform": The platform to use to resolve compatible components.
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Main.Greengrassv2.tag_resourceMethod
tag_resource(resource_arn, tags)
tag_resource(resource_arn, tags, params::Dict{String,<:Any})

Adds tags to an IoT Greengrass resource. If a tag already exists for the resource, this operation updates the tag's value.

Arguments

  • resource_arn: The ARN of the resource to tag.
  • tags: A list of key-value pairs that contain metadata for the resource. For more information, see Tag your resources in the IoT Greengrass V2 Developer Guide.
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Main.Greengrassv2.untag_resourceMethod
untag_resource(resource_arn, tag_keys)
untag_resource(resource_arn, tag_keys, params::Dict{String,<:Any})

Removes a tag from an IoT Greengrass resource.

Arguments

  • resource_arn: The ARN of the resource to untag.
  • tag_keys: A list of keys for tags to remove from the resource.
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Main.Greengrassv2.update_connectivity_infoMethod
update_connectivity_info(connectivity_info, thing_name)
update_connectivity_info(connectivity_info, thing_name, params::Dict{String,<:Any})

Updates connectivity information for a Greengrass core device. Connectivity information includes endpoints and ports where client devices can connect to an MQTT broker on the core device. When a client device calls the IoT Greengrass discovery API, IoT Greengrass returns connectivity information for all of the core devices where the client device can connect. For more information, see Connect client devices to core devices in the IoT Greengrass Version 2 Developer Guide.

Arguments

  • connectivity_info: The connectivity information for the core device.
  • thing_name: The name of the core device. This is also the name of the IoT thing.
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