diff options
Diffstat (limited to 'vendor/github.com/elastic/gosigar/sigar_unix.go')
-rw-r--r-- | vendor/github.com/elastic/gosigar/sigar_unix.go | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/vendor/github.com/elastic/gosigar/sigar_unix.go b/vendor/github.com/elastic/gosigar/sigar_unix.go new file mode 100644 index 000000000..3f3a9f7ff --- /dev/null +++ b/vendor/github.com/elastic/gosigar/sigar_unix.go @@ -0,0 +1,69 @@ +// Copyright (c) 2012 VMware, Inc. + +// +build darwin freebsd linux + +package gosigar + +import ( + "syscall" + "time" + + "golang.org/x/sys/unix" +) + +func (self *FileSystemUsage) Get(path string) error { + stat := syscall.Statfs_t{} + err := syscall.Statfs(path, &stat) + if err != nil { + return err + } + + self.Total = uint64(stat.Blocks) * uint64(stat.Bsize) + self.Free = uint64(stat.Bfree) * uint64(stat.Bsize) + self.Avail = uint64(stat.Bavail) * uint64(stat.Bsize) + self.Used = self.Total - self.Free + self.Files = stat.Files + self.FreeFiles = uint64(stat.Ffree) + + return nil +} + +func (r *Rusage) Get(who int) error { + ru, err := getResourceUsage(who) + if err != nil { + return err + } + + uTime := convertRtimeToDur(ru.Utime) + sTime := convertRtimeToDur(ru.Stime) + + r.Utime = uTime + r.Stime = sTime + r.Maxrss = int64(ru.Maxrss) + r.Ixrss = int64(ru.Ixrss) + r.Idrss = int64(ru.Idrss) + r.Isrss = int64(ru.Isrss) + r.Minflt = int64(ru.Minflt) + r.Majflt = int64(ru.Majflt) + r.Nswap = int64(ru.Nswap) + r.Inblock = int64(ru.Inblock) + r.Oublock = int64(ru.Oublock) + r.Msgsnd = int64(ru.Msgsnd) + r.Msgrcv = int64(ru.Msgrcv) + r.Nsignals = int64(ru.Nsignals) + r.Nvcsw = int64(ru.Nvcsw) + r.Nivcsw = int64(ru.Nivcsw) + + return nil +} + +func getResourceUsage(who int) (unix.Rusage, error) { + r := unix.Rusage{} + err := unix.Getrusage(who, &r) + + return r, err +} + +func convertRtimeToDur(t unix.Timeval) time.Duration { + return time.Duration(t.Nano()) +} |