Prescription Drugs Service

Manages drugs both through GRPC service. Also, supports prescription retrieving using HTTP and SFTP.

Running

Application has following environment variables:

Variable	Description	Required	Default
HTTP_PORT	Port of the HTTP service is listening on.	NO	8080
SFTP_HOST	Host of the SFTP server.	YES	/
SFTP_PORT	Port of the SFTP server.	NO	22
SFTP_USERNAME	Username required for SFTP server authenticating.	YES	/
SFTP_PASSWORD	Password required for SFTP server authenticating.	YES	/

To setup environment variables in the application, please provide .env file in the root of the project.

After configuring environment variables application can be started via command:

sbt run

Data

In order to use a GRPC service that tests whether the drug is available or not, please provide data in the src/main/resources/db/drugs.json file.

Note: Data is not persisted and will be restarted every time service is up and running.

Infrastructure

Third-party services that our service depends on are defined in the docker-compose.yml file. Start it using following command:

docker-compose -f docker-compose.yml up -d

SFTP

emberstack/sftp represents a Docker image for hosting a SFTP server. SFTP configuration is defined in the sftp.json file.

Building and running a Docker image

Building a Docker image is automated through the shell script:

./ci.sh

In order to start a container use a following command:

docker run -p 8080:8080 -p 9000:9000 --env-file .env prescription-drugs:latest

Note: It's recommended to use 8080 for an HTTP port.