mirror of
https://github.com/docker/cli.git
synced 2026-09-25 17:02:07 -04:00
Sebastiaan van Stijn
4e6e8fe5c8
- sockets: set socket permissions without overriding umask - sockets: improve abstract Unix socket handling - sockets: InmemSocket: add DialContext - sockets: remove double error decoration - sockets: test-enhancements and improve coverage full diff: https://github.com/docker/go-connections/compare/v0.7.0...v0.8.0 Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
26 lines
593 B
Go
26 lines
593 B
Go
package sockets
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import (
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"os"
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"strconv"
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"strings"
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"syscall"
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)
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// maxListenerBacklog returns the maximum length of the queue of pending
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// connections for a listening socket.
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//
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// It is similar to in stdlib, but without the fallbacks for Kernel < 4.1.0;
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// https://github.com/golang/go/blob/go1.26.3/src/net/sock_linux.go#L33-L53
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func maxListenerBacklog() int {
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b, err := os.ReadFile("/proc/sys/net/core/somaxconn")
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if err != nil {
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return syscall.SOMAXCONN
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}
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n, err := strconv.Atoi(strings.TrimSpace(string(b)))
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if err != nil || n <= 0 {
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return syscall.SOMAXCONN
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}
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return n
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}
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