0

Cleanup + poll connection for disconnected state. For #34

This commit is contained in:
Gabe Kangas 2020-07-05 15:30:30 -07:00
parent 0aa3159372
commit ef295b6794
4 changed files with 63 additions and 222 deletions

View File

@ -1,188 +0,0 @@
package rtmp
import (
"bytes"
"errors"
"io"
"os"
"syscall"
log "github.com/sirupsen/logrus"
"github.com/yutopp/go-flv"
flvtag "github.com/yutopp/go-flv/tag"
yutmp "github.com/yutopp/go-rtmp"
rtmpmsg "github.com/yutopp/go-rtmp/message"
"github.com/gabek/owncast/config"
"github.com/gabek/owncast/core"
"github.com/gabek/owncast/core/ffmpeg"
"github.com/gabek/owncast/utils"
)
var _ yutmp.Handler = (*Handler)(nil)
// Handler An RTMP connection handler
type Handler struct {
yutmp.DefaultHandler
flvFile *os.File
flvEnc *flv.Encoder
}
//OnServe handles the "OnServe" of the rtmp service
func (h *Handler) OnServe(conn *yutmp.Conn) {
}
//OnConnect handles the "OnConnect" of the rtmp service
func (h *Handler) OnConnect(timestamp uint32, cmd *rtmpmsg.NetConnectionConnect) error {
// log.Printf("OnConnect: %#v", cmd)
return nil
}
//OnCreateStream handles the "OnCreateStream" of the rtmp service
func (h *Handler) OnCreateStream(timestamp uint32, cmd *rtmpmsg.NetConnectionCreateStream) error {
// log.Printf("OnCreateStream: %#v", cmd)
return nil
}
//OnPublish handles the "OnPublish" of the rtmp service
func (h *Handler) OnPublish(timestamp uint32, cmd *rtmpmsg.NetStreamPublish) error {
// log.Printf("OnPublish: %#v", cmd)
log.Trace("Incoming stream connected.")
if cmd.PublishingName != config.Config.VideoSettings.StreamingKey {
return errors.New("invalid streaming key; rejecting incoming stream")
}
if _isConnected {
return errors.New("stream already running; can not overtake an existing stream")
}
// Record streams as FLV
p := utils.GetTemporaryPipePath()
syscall.Mkfifo(p, 0666)
f, err := os.OpenFile(p, os.O_RDWR, os.ModeNamedPipe)
if err != nil {
return err
}
h.flvFile = f
enc, err := flv.NewEncoder(f, flv.FlagsAudio|flv.FlagsVideo)
if err != nil {
_ = f.Close()
return err
}
h.flvEnc = enc
transcoder := ffmpeg.NewTranscoder()
go transcoder.Start()
_isConnected = true
core.SetStreamAsConnected()
return nil
}
//OnSetDataFrame handles the setting of the data frame
func (h *Handler) OnSetDataFrame(timestamp uint32, data *rtmpmsg.NetStreamSetDataFrame) error {
r := bytes.NewReader(data.Payload)
var script flvtag.ScriptData
if err := flvtag.DecodeScriptData(r, &script); err != nil {
log.Printf("Failed to decode script data: Err = %+v", err)
return nil // ignore
}
// log.Printf("SetDataFrame: Script = %#v", script)
if err := h.flvEnc.Encode(&flvtag.FlvTag{
TagType: flvtag.TagTypeScriptData,
Timestamp: timestamp,
Data: &script,
}); err != nil {
log.Printf("Failed to write script data: Err = %+v", err)
}
return nil
}
//OnAudio handles when we get audio from the rtmp service
func (h *Handler) OnAudio(timestamp uint32, payload io.Reader) error {
var audio flvtag.AudioData
if err := flvtag.DecodeAudioData(payload, &audio); err != nil {
return err
}
flvBody := new(bytes.Buffer)
if _, err := io.Copy(flvBody, audio.Data); err != nil {
return err
}
audio.Data = flvBody
// log.Printf("FLV Audio Data: Timestamp = %d, SoundFormat = %+v, SoundRate = %+v, SoundSize = %+v, SoundType = %+v, AACPacketType = %+v, Data length = %+v",
// timestamp,
// audio.SoundFormat,
// audio.SoundRate,
// audio.SoundSize,
// audio.SoundType,
// audio.AACPacketType,
// len(flvBody.Bytes()),
// )
if err := h.flvEnc.Encode(&flvtag.FlvTag{
TagType: flvtag.TagTypeAudio,
Timestamp: timestamp,
Data: &audio,
}); err != nil {
log.Printf("Failed to write audio: Err = %+v", err)
}
return nil
}
//OnVideo handles when we video from the rtmp service
func (h *Handler) OnVideo(timestamp uint32, payload io.Reader) error {
var video flvtag.VideoData
if err := flvtag.DecodeVideoData(payload, &video); err != nil {
return err
}
flvBody := new(bytes.Buffer)
if _, err := io.Copy(flvBody, video.Data); err != nil {
return err
}
video.Data = flvBody
// log.Printf("FLV Video Data: Timestamp = %d, FrameType = %+v, CodecID = %+v, AVCPacketType = %+v, CT = %+v, Data length = %+v",
// timestamp,
// video.FrameType,
// video.CodecID,
// video.AVCPacketType,
// video.CompositionTime,
// len(flvBody.Bytes()),
// )
if err := h.flvEnc.Encode(&flvtag.FlvTag{
TagType: flvtag.TagTypeVideo,
Timestamp: timestamp,
Data: &video,
}); err != nil {
log.Printf("Failed to write video: Err = %+v", err)
}
return nil
}
//OnClose handles the closing of the rtmp connection
func (h *Handler) OnClose() {
log.Printf("OnClose of the rtmp service")
if h.flvFile != nil {
_ = h.flvFile.Close()
}
_isConnected = false
core.SetStreamAsDisconnected()
}

View File

@ -1,12 +1,15 @@
package rtmp
import (
"io"
"net"
"os"
"strings"
"syscall"
"time"
"github.com/Seize/joy4/av/avutil"
"github.com/Seize/joy4/format/ts"
"github.com/nareix/joy4/av/avutil"
"github.com/nareix/joy4/format/ts"
log "github.com/sirupsen/logrus"
"github.com/gabek/owncast/config"
@ -14,8 +17,8 @@ import (
"github.com/gabek/owncast/core/ffmpeg"
"github.com/gabek/owncast/utils"
"github.com/Seize/joy4/format"
"github.com/Seize/joy4/format/rtmp"
"github.com/nareix/joy4/format"
"github.com/nareix/joy4/format/rtmp"
)
var (
@ -29,7 +32,6 @@ func init() {
//Start starts the rtmp service, listening on port 1935
func Start() {
port := 1935
server := &rtmp.Server{}
@ -43,12 +45,11 @@ func Start() {
}
func handlePublish(conn *rtmp.Conn) {
// Commented out temporarily because I have no way to set _isConnected to false after RTMP is closed.
// if _isConnected {
// log.Errorln("stream already running; can not overtake an existing stream")
// conn.Close()
// return
// }
if _isConnected {
log.Errorln("stream already running; can not overtake an existing stream")
conn.Close()
return
}
streamingKeyComponents := strings.Split(conn.URL.Path, "/")
streamingKey := streamingKeyComponents[len(streamingKeyComponents)-1]
@ -58,6 +59,8 @@ func handlePublish(conn *rtmp.Conn) {
return
}
log.Println("Incoming RTMP connected.")
pipePath := utils.GetTemporaryPipePath()
syscall.Mkfifo(pipePath, 0666)
transcoder := ffmpeg.NewTranscoder()
@ -71,10 +74,59 @@ func handlePublish(conn *rtmp.Conn) {
panic(err)
}
// Is this too fast? Are there downsides to peeking
// into the stream so frequently?
ticker := time.NewTicker(500 * time.Millisecond)
go func() {
for {
select {
case <-ticker.C:
error := connCheck(conn.NetConn())
if error == io.EOF {
handleDisconnect(conn)
}
}
}
}()
muxer := ts.NewMuxer(f)
avutil.CopyFile(muxer, conn)
}
// Proactively check if the RTMP connection is still active or not.
// Taken from https://stackoverflow.com/a/58664631.
func connCheck(conn net.Conn) error {
var sysErr error = nil
rc, err := conn.(syscall.Conn).SyscallConn()
if err != nil {
return err
}
err = rc.Read(func(fd uintptr) bool {
var buf []byte = []byte{0}
n, _, err := syscall.Recvfrom(int(fd), buf, syscall.MSG_PEEK|syscall.MSG_DONTWAIT)
switch {
case n == 0 && err == nil:
sysErr = io.EOF
case err == syscall.EAGAIN || err == syscall.EWOULDBLOCK:
sysErr = nil
default:
sysErr = err
}
return true
})
if err != nil {
return err
}
return sysErr
}
func handleDisconnect(conn *rtmp.Conn) {
log.Println("RTMP disconnected.")
conn.Close()
_isConnected = false
core.SetStreamAsDisconnected()
}
//IsConnected gets whether there is an rtmp connection or not
//this is only a getter since it is controlled by the rtmp handler
func IsConnected() bool {

3
go.mod
View File

@ -3,7 +3,6 @@ module github.com/gabek/owncast
go 1.14
require (
github.com/Seize/joy4 v0.0.8
github.com/aws/aws-sdk-go v1.32.1
github.com/ipfs/go-ipfs v0.5.1
github.com/ipfs/go-ipfs-config v0.5.3
@ -17,8 +16,6 @@ require (
github.com/radovskyb/watcher v1.0.7
github.com/sirupsen/logrus v1.6.0
github.com/teris-io/shortid v0.0.0-20171029131806-771a37caa5cf
github.com/yutopp/go-flv v0.2.0
github.com/yutopp/go-rtmp v0.0.0-20191212152852-4e41609a99bb
golang.org/x/net v0.0.0-20200602114024-627f9648deb9
gopkg.in/yaml.v2 v2.3.0
)

20
go.sum
View File

@ -15,13 +15,9 @@ github.com/AndreasBriese/bbloom v0.0.0-20190825152654-46b345b51c96 h1:cTp8I5+VIo
github.com/AndreasBriese/bbloom v0.0.0-20190825152654-46b345b51c96/go.mod h1:bOvUY6CB00SOBii9/FifXqc0awNKxLFCL/+pkDPuyl8=
github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/Danile71/joy4 v0.0.0-20200617111000-4c92a5f18a24 h1:7y5l9RK694Unz8neWlz9bNueMRrr054h/u5ru8NgwQo=
github.com/Danile71/joy4 v0.0.0-20200617111000-4c92a5f18a24/go.mod h1:ZRwYqit2cuEv7IyWNcYVezd/DM28D6W6hUWN5z4vkn0=
github.com/Kubuxu/go-os-helper v0.0.1/go.mod h1:N8B+I7vPCT80IcP58r50u4+gEEcsZETFUpAzWW2ep1Y=
github.com/OneOfOne/xxhash v1.2.2 h1:KMrpdQIwFcEqXDklaen+P1axHaj9BSKzvpUUfnHldSE=
github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
github.com/Seize/joy4 v0.0.8 h1:wG7awuz+v4LIyJlPiuXYt2fcH4dEj2MC5Ib4fPd05NI=
github.com/Seize/joy4 v0.0.8/go.mod h1:l2OVEo5xnZOOkIiqh3Jqku/pTBOGp/tTYTJue78zpO0=
github.com/Stebalien/go-bitfield v0.0.0-20180330043415-076a62f9ce6e/go.mod h1:3oM7gXIttpYDAJXpVNnSCiUMYBLIZ6cb1t+Ip982MRo=
github.com/Stebalien/go-bitfield v0.0.1 h1:X3kbSSPUaJK60wV2hjOPZwmpljr6VGCqdq4cBLhbQBo=
github.com/Stebalien/go-bitfield v0.0.1/go.mod h1:GNjFpasyUVkHMsfEOk8EFLJ9syQ6SI+XWrX9Wf2XH0s=
@ -115,15 +111,11 @@ github.com/fatih/color v1.9.0 h1:8xPHl4/q1VyqGIPif1F+1V3Y3lSmrq01EabUW3CoW5s=
github.com/fatih/color v1.9.0/go.mod h1:eQcE1qtQxscV5RaZvpXrrb8Drkc3/DdQ+uUYCNjL+zU=
github.com/fd/go-nat v1.0.0/go.mod h1:BTBu/CKvMmOMUPkKVef1pngt2WFH/lg7E6yQnulfp6E=
github.com/flynn/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:xEzjJPgXI435gkrCt3MPfRiAkVrwSbHsst4LCFVfpJc=
github.com/fortytw2/leaktest v1.2.0 h1:cj6GCiwJDH7l3tMHLjZDo0QqPtrXJiWSI9JgpeQKw+Q=
github.com/fortytw2/leaktest v1.2.0/go.mod h1:jDsjWgpAGjm2CA7WthBh/CdZYEPF31XHquHwclZch5g=
github.com/francoispqt/gojay v1.2.13 h1:d2m3sFjloqoIUQU3TsHBgj6qg/BVGlTBeHDUmyJnXKk=
github.com/francoispqt/gojay v1.2.13/go.mod h1:ehT5mTG4ua4581f1++1WLG0vPdaA9HaiDsoyrBGkyDY=
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
github.com/gabek/joy4 v0.0.8 h1:OlG1UFDSRRMCbbhtmSvyb/URFGr8OxI1/kkDG2eyHGI=
github.com/gabek/joy4 v0.0.8/go.mod h1:44yzEqcL98n2ossWubXBgDmbrE/TC3WqQDYUUC9Xz0c=
github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
github.com/gliderlabs/ssh v0.1.1/go.mod h1:U7qILu1NlMHj9FlMhZLlkCdDnU1DBEAqr0aevW3Awn0=
github.com/go-bindata/go-bindata/v3 v3.1.3 h1:F0nVttLC3ws0ojc7p60veTurcOm//D4QBODNM7EGrCI=
@ -191,8 +183,6 @@ github.com/gxed/hashland/murmur3 v0.0.1/go.mod h1:KjXop02n4/ckmZSnY2+HKcLud/tcmv
github.com/gxed/pubsub v0.0.0-20180201040156-26ebdf44f824/go.mod h1:OiEWyHgK+CWrmOlVquHaIK1vhpUJydC9m0Je6mhaiNE=
github.com/hashicorp/errwrap v1.0.0 h1:hLrqtEDnRye3+sgx6z4qVLNuviH3MR5aQ0ykNJa/UYA=
github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
github.com/hashicorp/go-multierror v1.0.0 h1:iVjPR7a6H0tWELX5NxNe7bYopibicUzc7uPribsnS6o=
github.com/hashicorp/go-multierror v1.0.0/go.mod h1:dHtQlpGsu+cZNNAkkCN/P3hoUDHhCYQXV3UM06sGGrk=
github.com/hashicorp/go-multierror v1.1.0 h1:B9UzwGQJehnUY1yNrnwREHc3fGbC2xefo8g4TbElacI=
github.com/hashicorp/go-multierror v1.1.0/go.mod h1:spPvp8C1qA32ftKqdAHm4hHTbPw+vmowP0z+KUhOZdA=
github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
@ -427,7 +417,6 @@ github.com/kisielk/errcheck v1.2.0 h1:reN85Pxc5larApoH1keMBiu2GWtPqXQ1nc9gx+jOU+
github.com/kisielk/errcheck v1.2.0/go.mod h1:/BMXB+zMLi60iA8Vv6Ksmxu/1UDYcXs4uQLJ+jE2L00=
github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
github.com/kkdai/bstream v0.0.0-20161212061736-f391b8402d23/go.mod h1:J+Gs4SYgM6CZQHDETBtE9HaSEkGmuNXF86RwHhHUvq4=
github.com/konsorten/go-windows-terminal-sequences v0.0.0-20180402223658-b729f2633dfe/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/konsorten/go-windows-terminal-sequences v1.0.3 h1:CE8S1cTafDpPvMhIxNJKvHsGVBgn1xWYf1NbHQhywc8=
github.com/konsorten/go-windows-terminal-sequences v1.0.3/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
@ -894,7 +883,6 @@ github.com/shurcooL/reactions v0.0.0-20181006231557-f2e0b4ca5b82/go.mod h1:TCR1l
github.com/shurcooL/sanitized_anchor_name v0.0.0-20170918181015-86672fcb3f95/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
github.com/shurcooL/users v0.0.0-20180125191416-49c67e49c537/go.mod h1:QJTqeLYEDaXHZDBsXlPCDqdhQuJkuw4NOtaxYe3xii4=
github.com/shurcooL/webdavfs v0.0.0-20170829043945-18c3829fa133/go.mod h1:hKmq5kWdCj2z2KEozexVbfEZIWiTjhE0+UjmZgPqehw=
github.com/sirupsen/logrus v1.1.1/go.mod h1:zrgwTnHtNr00buQ1vSptGe8m1f/BbgsPukg8qsT7A+A=
github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
github.com/sirupsen/logrus v1.6.0 h1:UBcNElsrwanuuMsnGSlYmtmgbb23qDR5dG+6X6Oo89I=
@ -976,12 +964,6 @@ github.com/whyrusleeping/timecache v0.0.0-20160911033111-cfcb2f1abfee/go.mod h1:
github.com/whyrusleeping/yamux v1.1.5/go.mod h1:E8LnQQ8HKx5KD29HZFUwM1PxCOdPRzGwur1mcYhXcD8=
github.com/x-cray/logrus-prefixed-formatter v0.5.2/go.mod h1:2duySbKsL6M18s5GU7VPsoEPHyzalCE06qoARUCeBBE=
github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
github.com/yutopp/go-amf0 v0.0.0-20180803120851-48851794bb1f h1:VIlyzrDymNB/eD+uJ2vdhgxsY1OGKpVSvVPV3oy97cI=
github.com/yutopp/go-amf0 v0.0.0-20180803120851-48851794bb1f/go.mod h1:miopb3mUO8ynCPmYD04SZ0JCMFsBt0eOdAuQ6HHHQ6Q=
github.com/yutopp/go-flv v0.2.0 h1:f/8z2SKymXJH78666m7Irpq+I1PsrGptBIR3RXGEw/A=
github.com/yutopp/go-flv v0.2.0/go.mod h1:xe1MPrWcfQfYeBT7E5WAF0zvKUyf1hmSpesDjBoUV4E=
github.com/yutopp/go-rtmp v0.0.0-20191212152852-4e41609a99bb h1:t72gtez9q8AP1GZRWCND4rrV1FzHqiRJKZpF3d4fJ6I=
github.com/yutopp/go-rtmp v0.0.0-20191212152852-4e41609a99bb/go.mod h1:OylyjsXKyC52jWJkDgs75y4EzsYE3kA9q+OhB7upR9M=
go.opencensus.io v0.18.0/go.mod h1:vKdFvxhtzZ9onBp9VKHK8z/sRpBMnKAsufL7wlDrCOA=
go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
@ -1016,7 +998,6 @@ go4.org v0.0.0-20200104003542-c7e774b10ea0/go.mod h1:MkTOUMDaeVYJUOUsaDXIhWPZYa1
golang.org/x/build v0.0.0-20190111050920-041ab4dc3f9d/go.mod h1:OWs+y06UdEOHN4y+MfF/py+xQ/tYqIWW03b70/CG9Rw=
golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20181015023909-0c41d7ab0a0e/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20181030102418-4d3f4d9ffa16/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20181203042331-505ab145d0a9/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190211182817-74369b46fc67/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
@ -1089,7 +1070,6 @@ golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJ
golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181011152604-fa43e7bc11ba/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181029174526-d69651ed3497/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181205085412-a5c9d58dba9a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=