CmdID

CmdID / Commands

wait4x

Wait for a port or service to enter a requested state, with support for TCP, HTTP, DNS, databases, and message queues. tldr-pages

On several platforms

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Several platforms

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Wait for a port or service to enter a requested state, with support for TCP, HTTP, DNS, databases, and message queues. Some subcommands such as tcp and http have their own usage documentation.

Wait for a TCP port to become available

wait4x tcp localhost:8080Identify

Wait for an HTTP endpoint to return a specific status code

wait4x http https://example.com/health --expect-status-code 200Identify

Wait for a PostgreSQL database to become ready

wait4x postgresql 'postgres://user:password@localhost:5432/mydb?sslmode=disable'Identify

Wait for a Redis server to become available

wait4x redis redis://localhost:6379Identify

Wait for a service with a custom timeout and check interval

wait4x tcp localhost:3306 --timeout 30s --interval 2sIdentify

Wait for multiple services in parallel

wait4x tcp localhost:3306 localhost:6379 ...Identify

Display help for a subcommand

wait4x subcommand --helpIdentify

Display version

wait4x versionIdentify