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38 lines
1 KiB
Go
38 lines
1 KiB
Go
// Package sockets provides helper functions to create and configure Unix or TCP sockets.
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package sockets
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import (
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"errors"
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"net"
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"net/http"
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"time"
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)
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// Why 32? See https://github.com/docker/docker/pull/8035.
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const defaultTimeout = 32 * time.Second
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// ErrProtocolNotAvailable is returned when a given transport protocol is not provided by the operating system.
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var ErrProtocolNotAvailable = errors.New("protocol not available")
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// ConfigureTransport 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) or npipe the
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// compression is disabled.
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func ConfigureTransport(tr *http.Transport, proto, addr string) error {
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switch proto {
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case "unix":
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return configureUnixTransport(tr, proto, addr)
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case "npipe":
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return configureNpipeTransport(tr, proto, addr)
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default:
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tr.Proxy = http.ProxyFromEnvironment
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dialer, err := DialerFromEnvironment(&net.Dialer{
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Timeout: defaultTimeout,
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})
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if err != nil {
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return err
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}
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tr.Dial = dialer.Dial
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}
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return nil
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}
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