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Export additional fields #4

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11 changes: 11 additions & 0 deletions sys_linux.go
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Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,12 @@ type SysInfo struct {
MinRTT time.Duration `json:"min_rtt"` // current measured minimum RTT; zero means not available
DataSegsOut uint `json:"data_segs_out"` // # of segments sent containing a positive length data segment
DataSegsIn uint `json:"data_segs_in"` // # of segments received containing a positive length data segment
DeliveryRate uint64 `json:"delivery_rate"` // # The most recent goodput, as measured by tcp_rate_gen()
BusyTime uint64 `json:"busy_time"` // # Time (usec) busy sending data
RwndLimited uint64 `json:"rwnd_limited"` // # Time (usec) limited by receive window
SndbufLimited uint64 `json:"sndbuf_limited"` // # Time (usec) limited by send buffer
AppLimited bool `json:"app_limited"` // A boolean indicating if the goodput was measured when the socket's
// throughput was limited by the sending application.
}

var sysStates = [12]State{Unknown, Established, SynSent, SynReceived, FinWait1, FinWait2, TimeWait, Closed, CloseWait, LastAck, Listen, Closing}
Expand Down Expand Up @@ -135,6 +141,11 @@ func parseInfo(b []byte) (tcpopt.Option, error) {
MinRTT: time.Duration(ti.Min_rtt) * time.Microsecond,
DataSegsIn: uint(ti.Data_segs_in),
DataSegsOut: uint(ti.Data_segs_out),
DeliveryRate: uint64(ti.Delivery_rate),
BusyTime: uint64(ti.Busy_time),
RwndLimited: uint64(ti.Rwnd_limited),
SndbufLimited: uint64(ti.Sndbuf_limited),
AppLimited: ti.App_limited != 0,
}
return i, nil
}
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2 changes: 1 addition & 1 deletion zsys_linux.go
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,7 @@ type tcpInfo struct {
Backoff uint8
Options uint8
Pad_cgo_0 [1]byte
Pad_cgo_1 [1]byte
App_limited byte
Rto uint32
Ato uint32
Snd_mss uint32
Expand Down