Identity - Data Processor

Creates user in u-bahn when they sign up on Topcoder. Also updates their availability status in u-bahn based on their account activation status in Topcoder

Dependencies

Nodejs(v12+)
Kafka

Configuration

Configuration for the identity processor is at config/default.js. The following parameters can be set in config files or in env variables:

LOG_LEVEL: the log level; default value: 'debug'
KAFKA_URL: comma separated Kafka hosts; default value: 'localhost:9092'
KAFKA_CLIENT_CERT: Kafka connection certificate, optional; default value is undefined; if not provided, then SSL connection is not used, direct insecure connection is used; if provided, it can be either path to certificate file or certificate content
KAFKA_CLIENT_CERT_KEY: Kafka connection private key, optional; default value is undefined; if not provided, then SSL connection is not used, direct insecure connection is used; if provided, it can be either path to private key file or private key content
KAFKA_GROUP_ID: the Kafka group id, default value is 'identity-processor'
IDENTITY_NOTIFICATION_CREATE: the identity create entity Kafka message topic, default value is 'identity.notification.create'
AUTH0_URL: The auth0 url
AUTH0_UBAHN_AUDIENCE: The auth0 audience for accessing ubahn api(s)
AUTH0_TOPCODER_AUDIENCE: The auth0 audience for accessing topcoder api(s)
AUTH0_CLIENT_ID: The auth0 client id
AUTH0_CLIENT_SECRET: The auth0 client secret
AUTH0_PROXY_SERVER_URL: The auth0 proxy server url
TOKEN_CACHE_TIME: The token cache time
SLEEP_TIME: The pause time between two create operations, default value: 1000 ms
UBAHN_API_URL: The ubahn api url, default value: 'https://api.topcoder-dev.com/v5'
MEMBERS_API_URL: The topcoder member api url, default value: 'https://api.topcoder-dev.com/v5/members'. Not in use anymore. Retained for any future use
ATTRIBUTE_GROUP_NAME: The attribute group name
SKILL_PROVIDER_NAME: The skill provider name. Not in use anymore. Retained for any future use
ORGANIZATION_NAME: The organization name
MEMBER_PROFILE_URL_PREFIX: The member's profile url prefix. Defaults to 'https://www.topcoder.com/members/' - don't forget the / at the end

There is a /health endpoint that checks for the health of the app. This sets up an expressjs server and listens on the environment variable PORT. It's not part of the configuration file and needs to be passed as an environment variable

Local Kafka setup

Navigate to the directory docker-kafka
Run the following command
```
docker-compose up -d
```

Local deployment

Make sure that Kafka is running as per instructions above.
From the project root directory, run the following command to install the dependencies
```
npm install
```
To run linters if required
```
npm run lint
```
To fix possible lint errors:
```
npm run lint:fix
```
Start the processor and health check dropin
```
npm start
```

Local Deployment with Docker

To run the Processor using docker, follow the below steps

Navigate to the directory docker
Rename the file sample.api.env to api.env
Once that is done, run the following command
```
docker-compose up
```
When you are running the application for the first time, It will take some time initially to download the image and install the dependencies

Verification

see VERIFICATION.md

topcoder-archive/topcoder-platform-u-bahn-legacy-user-processor

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