utils

Documentation

Index

• Constants
• Variables
• func CreateListener(address string) (net.Listener, error)
• func ExecuteFromUser(cmd *exec.Cmd, u string) error
• func IsolateProcess(cmd *exec.Cmd)
• func SetChecker(_ []byte)
• type ContextKey
  • func (ck *ContextKey) String() string

Constants

const (
	IPV4 string = "tcp4"
	IPV6 string = "tcp6"
)

Variables

var (
	// OtelTracerNameKey is OpenTelemetry context key
	OtelTracerNameKey = &ContextKey{name: "tracer_name"} //nolint:gochecknoglobals

	// PsrContextKey is a context key. It can be used in the http attributes
	// immutable
	PsrContextKey = &ContextKey{"psr_attributes"} //nolint:gochecknoglobals
)

Functions

func CreateListener

func CreateListener(address string) (net.Listener, error)

CreateListener

• SO_REUSEPORT. This option allows linear scaling server performance on multi-CPU servers. See https://www.nginx.com/blog/socket-sharding-nginx-release-1-9-1/ for details.

• TCP_DEFER_ACCEPT. This option expects the server reads from the accepted connection before writing to them.

• TCP_FASTOPEN. See https://lwn.net/Articles/508865/ for details.

CreateListener crates socket listener based on DSN definition.

func ExecuteFromUser

func ExecuteFromUser(cmd *exec.Cmd, u string) error

ExecuteFromUser may work only if run RR under root user

func IsolateProcess

func IsolateProcess(cmd *exec.Cmd)

IsolateProcess change gpid for the process to avoid bypassing signals to php processes.

func SetChecker

func SetChecker(_ []byte)

Types

type ContextKey

type ContextKey struct {
	// contains filtered or unexported fields
}

func (*ContextKey) String

func (ck *ContextKey) String() string