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|
//go:build linux
package proc
import (
"os"
"path/filepath"
"strconv"
"strings"
)
func socketsForPID(pid int) []string {
var inodes []string
seen := make(map[string]bool)
fdPath := "/proc/" + strconv.Itoa(pid) + "/fd"
entries, err := os.ReadDir(fdPath)
if err != nil {
return inodes
}
for _, e := range entries {
link, err := os.Readlink(filepath.Join(fdPath, e.Name()))
if err != nil {
continue
}
if strings.HasPrefix(link, "socket:[") {
inode := strings.TrimSuffix(strings.TrimPrefix(link, "socket:["), "]")
if !seen[inode] {
seen[inode] = true
inodes = append(inodes, inode)
}
}
}
return inodes
}
|
