wait-for

wait-for will try connect to server then exit with code 0 if server is available and 1 otherwise.

Usage

PostgreSQL

wait-for --postgresql postgres://postgres@localhost && npm run test-integration
# or
POSTGRESQL_URI=postgres://postgres@localhost wait-for --postgresql && npm run test-integration

RabbitMQ

wait-for --rabbitmq amqp://localhost && npm run test-integration
# or
RABBITMQ_URI=amqp://localhost wait-for --rabbitmq && npm run test-integration

Redis

wait-for --redis redis://localhost && npm run test-integration
# or
REDIS_URI=redis://localhost wait-for --redis && npm run test-integration

Example

Wait for PostgreSQL, RabbitMQ and Redis (configured via environment)

wait-for --postgresql --rabbitmq --redis && npm run test-integration

Configuration

| CLI argument | Environment variable | Description | Default | | ------------------ | -------------------- | ---------------------- | ------- | | --postgressql | POSTGRESQL_URI | Connection string | | | --rabbitmq | RABBITMQ_URI | Connection string | | | --redis | REDIS_URI | Connection string | | | -c, --max-attempts | | Max attempt count | 60 | | -d, --delay | | Delay between attempts | 1000 | | -q, --quiet | | Quiet mode | |

Used packages

amqplib pg redis