URL Checker Service

Web server for checking internet resource availability with PDF report generation

API Endpoints

POST /api/check

Check link availability

Request:

{
    "links": ["google.com", "malformedlink.gg"]
}

Response:

{
    "links": {
        "google.com": "available",
        "malformedlink.gg": "not available"
    },
    "links_num": 1
}

POST /api/report

Generate PDF report by batch numbers

Request:

{
    "links_list": [1, 2]
}

Response: PDF file with report

GET /api/health

Service health check

Response:

{
    "status": "healthy",
    "shutdown": false,
    "batches": 5,
    "timestamp": 1765108565
}

Installation and Running

Requirements

• Go 1.21 or higher

Install Dependencies

go mod tidy

Running

go run main.go

The service will be available on port 8080

Check Links

curl -X POST http://localhost:8080/api/check \
  -H "Content-Type: application/json" \
  -d '{"links": ["google.com", "github.com", "nonexistent.example"]}'

Request Report

curl -X POST http://localhost:8080/api/report \
  -H "Content-Type: application/json" \
  -d '{"links_list": [1, 2]}' \
  --output report.pdf

Health Check

curl http://localhost:8080/api/health

Testing

Run Tests

./test-coverage.sh

Code Coverage

Current coverage: 85.9%

• Database: 82.4%
• Service: 89.3%
• Handlers: 84.8%

License

This project is distributed under the MIT License.