38 lines
689 B
Go
38 lines
689 B
Go
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//go:build linux || freebsd || darwin
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package util
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import (
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"fmt"
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"syscall"
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"github.com/docker/go-units"
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)
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func ParseUlimit(ulimit string) (*units.Ulimit, error) {
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ul, err := units.ParseUlimit(ulimit)
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if err != nil {
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return nil, fmt.Errorf("ulimit option %q requires name=SOFT:HARD, failed to be parsed: %w", ulimit, err)
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}
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if ul.Hard != -1 && ul.Soft == -1 {
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return ul, nil
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}
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rl, err := ul.GetRlimit()
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if err != nil {
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return nil, err
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}
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var limit syscall.Rlimit
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if err := syscall.Getrlimit(rl.Type, &limit); err != nil {
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return nil, err
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}
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if ul.Soft == -1 {
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ul.Soft = int64(limit.Cur)
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}
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if ul.Hard == -1 {
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ul.Hard = int64(limit.Max)
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}
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return ul, nil
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}
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