frostfs-node/cmd/frostfs-node/config/container/container.go

package containerconfig

import "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-node/config"

const (
	subsection           = "container"
	listStreamSubsection = "list_stream"

	// ContainerBatchSizeDefault represents the maximum amount of containers to send via stream at once.
	ContainerBatchSizeDefault = 1000
)

// ContainerBatchSize returns the value of "batch_size" config parameter
// from "list_stream" subsection of "container" section.
//
// Returns ContainerBatchSizeDefault if the value is missing or if
// the value is not positive integer.
func ContainerBatchSize(c *config.Config) uint32 {
	if c.Sub(subsection).Sub(listStreamSubsection).Value("batch_size") == nil {
		return ContainerBatchSizeDefault
	}
	size := config.Uint32Safe(c.Sub(subsection).Sub(listStreamSubsection), "batch_size")
	if size == 0 {
		return ContainerBatchSizeDefault
	}
	return size
}