opensearch

// runOpenSearchContainer {
ctx := context.Background()

opensearchContainer, err := opensearch.Run(
	ctx,
	"opensearchproject/opensearch:2.11.1",
	opensearch.WithUsername("new-username"),
	opensearch.WithPassword("new-password"),
)
defer func() {
	if err := testcontainers.TerminateContainer(opensearchContainer); err != nil {
		log.Printf("failed to terminate container: %s", err)
	}
}()
if err != nil {
	log.Printf("failed to start container: %s", err)
	return
}
// }

state, err := opensearchContainer.State(ctx)
if err != nil {
	log.Printf("failed to get container state: %s", err)
	return
}

fmt.Println(state.Running)
fmt.Printf("%s : %s\n", opensearchContainer.User, opensearchContainer.Password)

Output:

true
new-username : new-password