connecting raspberry pis or other hardware devices to the aws iot core is the default but how can we have an android app acting as an iot device. at first, we thought we should just go the same way as for our other iot devices: provision the device and use a certificate to authenticate with aws. though, we had to find out that for an android app we should do it differently. we would have required amplify anyway for the login of our users and we use the android sdk to provision our app as an aws iot thing and connect it. we need to have the right libraries for amplify and aws iot. a bit of a tricky part is the setup of the authentication part. for that, you need to add the amplify configuration files to your android project as /res/raw/amplifyconfiguration.json and /res/raw/awsconfiguration.json (compare below).
for that, you need to grant the authentication provider (in your federated identities) an iam role that has the rights your app requires for aws iot. obviously, this should be combined with an activity and a layout for the user to enter his credentials. after having all the required setup steps executed and your user logged in, it is time to provision your android app as an aws iot thing. for example (specific to use aws iot shadows): note that this provisioning step is a one-time activity. after all the setup you are ready to connect your android app to aws iot and start receiving and publishing messages. in the below example we use an aws iot shadow and connect to the delta: we required a few tries to find this setup because the aws documentation is not always very precise on how to connect an android app. be careful with the roles and policies and act according to the âneed-to-knowâ guideline.
in this one we are going to provide an explanation of how to build up an android app that can handles mqtt topics using aws iot core, and can be used together with the esp8266 guide (/pulse/esp8266-aws-iot-core-guide-felipe-ramos-da-silva/) to establish a remote connection between your mobile phone and a microprocessor, so you can serve any information that you want with your microprocessor and it will be available in real time anywhere in the world in your smartphone, thus the aim of this article is to provide a model (template) of how to establish a secure and fast connection between your devices, then you can use that in any iot project. in this guide we will use an already developed android app in a git repository provided by amazon, so we will delve into this project explaining each part, and how we can prepare the app for be used.
in the aws side, there are two main steps to be followed, first we will have to create some roles on iam (identity access management), that allows you to securely manage access to aws services and resources. summarizing, this layout is only some buttons and edit texts that will handle the subscribed mqtt topic, or publish a message, where each of them has an id to be bonded with some object in the main activity class.
the aws iot 1-click mobile app is available for iphone and android mobile devices. to download the app, go to the app store or google play , and search for the aws mobile sdk for android contains a library, samples, and documentation for developers to build connected mobile applications using aws. this sdk also android app as aws iot thing user has to sign-in to our platform before using the android app (we are using aws cognito for that) the app, aws iot mobile app, aws iot mobile app, aws iot mqtt android example, aws iot core, aws iot web app.
in this one we are going to provide an explanation of how to build up an android app that can handles mqtt topics using aws iot core, step 1: preparing the environment with the android studio application and communication with aws iot server select android on the structure option on the left you can use pubsub to pass messages between your app instances and your app’s backend aws-android-sdk-iot library enables connecting to aws iot., aws-iot-device-sdk-v2, aws iot core sdk, aws iot device client, aws iot sdk, aws iot python sdk, aws iotapi, aws iot java-sdk, aws iot python example, aws-iot-device-sdk-js, aws-iot-device-sdk npm.
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