9e281d40d0
It actually adds nothing to queuing requests. Signed-off-by: Alexander Morozov <lk4d4@docker.com>
44 lines
1.3 KiB
Go
44 lines
1.3 KiB
Go
// Package sockets provides helper functions to create and configure Unix or TCP
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// sockets.
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package sockets
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import (
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"crypto/tls"
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"net"
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"net/http"
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"time"
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)
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// NewTCPSocket creates a TCP socket listener with the specified address and
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// and the specified tls configuration. If TLSConfig is set, will encapsulate the
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// TCP listener inside a TLS one.
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func NewTCPSocket(addr string, tlsConfig *tls.Config) (net.Listener, error) {
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l, err := net.Listen("tcp", addr)
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if err != nil {
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return nil, err
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}
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if tlsConfig != nil {
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tlsConfig.NextProtos = []string{"http/1.1"}
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l = tls.NewListener(l, tlsConfig)
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}
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return l, nil
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}
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// ConfigureTCPTransport configures the specified Transport according to the
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// specified proto and addr.
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// If the proto is unix (using a unix socket to communicate) the compression
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// is disabled.
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func ConfigureTCPTransport(tr *http.Transport, proto, addr string) {
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// Why 32? See https://github.com/docker/docker/pull/8035.
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timeout := 32 * time.Second
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if proto == "unix" {
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// No need for compression in local communications.
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tr.DisableCompression = true
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tr.Dial = func(_, _ string) (net.Conn, error) {
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return net.DialTimeout(proto, addr, timeout)
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}
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} else {
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tr.Proxy = http.ProxyFromEnvironment
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tr.Dial = (&net.Dialer{Timeout: timeout}).Dial
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}
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}
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