sdnotify: Get rid of go:linkname for nanotime #1290

Merged
fyrchik merged 1 commit from elebedeva/frostfs-node:fix/go-linkname-nanotime into master 2024-08-05 12:37:19 +00:00
3 changed files with 3 additions and 13 deletions

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@ -1,10 +0,0 @@
package sdnotify
import (
// For go:linkname to work.
_ "unsafe"
)
//go:noescape
//go:linkname nanotime runtime.nanotime
func nanotime() int64

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@ -1,2 +0,0 @@
// The file is intentionally empty.
// It is a workaround for https://github.com/golang/go/issues/15006

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@ -6,6 +6,7 @@ import (
"net"
"os"
"strings"
"time"
)
const (
@ -16,6 +17,7 @@ const (
var (
socket *net.UnixAddr
start = time.Now()
errSocketVariableIsNotPresent = errors.New("\"NOTIFY_SOCKET\" environment variable is not present")
errSocketIsNotInitialized = errors.New("socket is not initialized")
@ -51,7 +53,7 @@ func FlagAndStatus(status string) error {
// must be sent, containing "READY=1".
//
// For MONOTONIC_USEC format refer to https://www.man7.org/linux/man-pages/man3/sd_notify.3.html
status += fmt.Sprintf("\nMONOTONIC_USEC=%d", uint64(nanotime())/1e3 /* microseconds in nanoseconds */)
status += fmt.Sprintf("\nMONOTONIC_USEC=%d", uint64(time.Since(start))/1e3 /* microseconds in nanoseconds */)
}
status += "\nSTATUS=" + strings.TrimSuffix(status, "=1")
return Send(status)