DOT-Files/Gentoo/gentooamd/home/user/.tldrc/tldr/pages/common/wait4x.md

wait4x

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. More information: https://github.com/wait4x/wait4x.

• Wait for a TCP port to become available:

wait4x tcp {{localhost:8080}}

• Wait for an HTTP endpoint to return a specific status code:

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

• Wait for a PostgreSQL database to become ready:

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

• Wait for a Redis server to become available:

wait4x redis {{redis://localhost:6379}}

• Wait for a service with a custom timeout and check interval:

wait4x tcp {{localhost:3306}} --timeout {{30s}} --interval {{2s}}

• Wait for multiple services in parallel:

wait4x tcp {{localhost:3306 localhost:6379 ...}}

• Display help for a subcommand:

wait4x {{subcommand}} --help

• Display version:

wait4x version