Captcha Service

The Captcha Service allows to generate new captchas and to validate previously generated captchas. Read the Overview and the Usage documentation for more details.

Run unit tests

Install the dependencies:

npm install

Run the tests:

npm run coverage

Set local environment

In order to run the Captcha Service locally you must first install node and docker.

Install the dependencies:

npm install

Spin up a mongodb docker container:

npm run start:mongodb

Start the server:

npm run dev

Test manually

Start the service locally following these steps.

Generate a new captcha with the /generate-captcha endpoint:

curl -X POST "http://127.0.0.1:3000/generate-captcha"

Save the captcha id, copy paste the captcha svg tag in a viewer like this one and read the captcha text.

Validate the captcha with the /validate-captcha endpoint, adding the captcha id and the captcha text in the request body:

curl -X POST "http://127.0.0.1:3000/validate-captcha" \
-H "Content-Type: application/json" \
-d '{"id":"$CAPTCHA_ID", "text": "$CAPTCHA_TEXT"}'

Ship with Docker

Build a docker image:

docker build -t captcha-service:0.1.0 .

Run a container passing the MONGODB_URI environment variable with an .env file:

docker run -p 3000:3000 --env-file=.env captcha-service:0.1.0