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Questions tagged [aws-iot-greengrass]

This is used for AWS IOT Greengrass discussions. AWS IoT Greengrass is an Internet of Things (IoT) open source edge runtime and cloud service that helps developers build, deploy, and manage device software. https://aws.amazon.com/greengrass/

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AWS IoT Greengrass Vs FreeRTOS

I wonder when one will favor Greengrass over FreeRTOS? Any gotchas or empirical heads-up will be highly appreciated Thanks!
Rotem Varon
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Invoking local AWS Lambda function from a cloud Lambda function

I made 2 Lambda functions (LambdaFunction_1 and LambdaFunction_2). I have deployed LambdaFunction_1 on my AWS-Greengrass core which is RaspberryPi 3 to be the local lambda function. I want to invoke LambdaFunction_1 from LambdaFunction_2. The local…
Abdelhamied Raslan
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AWS Javascript SDK : Greengrass createFunctionDefinition

I'm formatting my parameters according to this https://docs.aws.amazon.com/AWSJavaScriptSDK/latest/AWS/Greengrass.html#createFunctionDefinition-property But for whatever reason its giving me a key error when for "Execution" as well as…
Sahm Samarghandi
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can not start greengrassd (AWS IOT greengrass) on raspberrypi

I have register AWS IoT Greengrass group. I also download Greengrass certificate from console and AmazonRoot-CA1 here is list my certificate files(store in /greengrass/certs/): -rw-r--r-- 1 pi pi 1220 Jan 15 10:07 82ab16xxxx.cert.pem -rw-r--r-- 1 pi…
Nguyễn Văn Bảo
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Questions for java greengrass lambda function

I'm beginner of greengrass core application, and finished the demo setup following greengrass developper guide. but i'm still confusing about how lambda functio works.the bellow is the quesitons I want to ask for help. I want to run a lambda…
tommy sun
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Question about AWS greengrass edge computaiton on raspberry model 3

I want to set up edge computaiton environment with raspberry model 3, according to AWS IOT Greengrass development guidence. When it comes to deployment of "helloworld" lambda function on the board, a stange problem occured, the status is always "in…
tommy sun
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AWS Greengrass does not generate user logs

On a pretty new fresh install using AWS's getting started guide, I'm not getting user logs (in /greengrass/ggc/var/log/user), which makes it impossible to do any Greengrass lambda development. Here are some symptoms: /greengrass/ggc/var/log/user is…
Jason Choong
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Deploying Lambda Function Using AWS IoT GreenGrass On Jetson Nano

I'm new to AWS IoT Cloud Services, I've created a lambda function that is triggered whenever any image is uploaded in the bucket associated with it and its working fine on AWS, After deploying it using IoT GreenGrass as component on my Core Device…
Tahseen Abbas hyder
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Amazon Greengrass Docker deployments: docker-compose not found

I am trying to use AWS Greengrass to deploy docker containers to IoT devices (the devices have docker installed on them already) and am following the instructions provided by AWS to do this:…
ZeroTerabytes
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AWS Greengrass Docker Container Publish MQTT to the IoT Cloud

We have a Greengrass V1 group setup with a bunch of lambda functions and a few docker containers deployed using the docker connector. The docker containers are mostly Node.js REST APIs that are used by the lambda functions. Until now we've never had…
Sean Lynch
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AWS Greengrass installation issue on Linux: java.lang.IllegalArgumentException: services in is already a container, cannot become a leaf

I have a linux machine on which I want to install AWS greengrass. I have already created a thing in AWS IoT Core console, created certificates and attached required roles and policies. When I am executing the command that's given by AWS for…
Atharva Ameen
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AWS IoT TwinMaker with AWS Managed Grafana Annotation Problem - Unknown component type DataOverlay

I am working with AWS IoT Twinmaker and AWS Managed Grafana in eu-west-2 (Ireland) region. I am building out a WindFarm scene and I am attempting to add a data bound annotation. This seems to work fine within AWS IoT Twinmaker console. But when I…
P Hopkins
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trying downloading IDT for AWS IoT Greengrass V2 on aarch64 yocto linux

https://docs.aws.amazon.com/greengrass/v2/developerguide/idt-programmatic-download.html Just start learning how to use greengrass I have read the official guide and trying to download the idt test for AWS IoT Greengrass V2 on aarch64 basically I…
jason yu
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Can AWS Greengrass update Rpi system files via OTA?

Would AWS Greengrass be able to update raspberry pi boot files and other low level system files through OTA? Seems like we can only update files we turn into components, but how can we turn these boot files into components?
Andrew Hsu
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Component version doesn't exist in the AWS cloud

I have deleted the component from AWS cloud, from local device, and built another device in another region as well, but it shows device unhealthy, and showing error like this.... Can anyone tell the reason behind this. Thank you Nik
Nik
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