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adam.huang
go-libp2p
Commits
f483c471
Commit
f483c471
authored
8 years ago
by
Jeromy
Browse files
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Plain Diff
don't leak goroutines when pings complete
parent
97fbccff
master
2018-Q4-OKR
docs-improvements
feat/backoff-listing
feat/p2p-multiaddr
feat/pnet/working3
feat/protobuf
feat/relay-integrate
feat/udp
feat/update/go-reuseport
feature/standardize-readme
fix/473
fix/no-custom-field
fix/reset-ping-stream
fix/revert-correct-external-addr
gx/update-jccl6u
gx/update-nza0mn
jenkinsfile
kevina/fix-go-vet
multistream-ping
punching
revert-276-update-go-detect-race
wip/js-interop
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Changes
1
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1 changed file
p2p/protocol/ping/ping.go
+20
-0
p2p/protocol/ping/ping.go
with
20 additions
and
0 deletions
+20
-0
p2p/protocol/ping/ping.go
View file @
f483c471
...
...
@@ -20,6 +20,8 @@ const PingSize = 32
const
ID
=
"/ipfs/ping/1.0.0"
const
pingTimeout
=
time
.
Second
*
60
type
PingService
struct
{
Host
host
.
Host
}
...
...
@@ -31,8 +33,23 @@ func NewPingService(h host.Host) *PingService {
}
func
(
p
*
PingService
)
PingHandler
(
s
inet
.
Stream
)
{
ctx
,
cancel
:=
context
.
WithCancel
(
context
.
Background
())
defer
cancel
()
buf
:=
make
([]
byte
,
PingSize
)
timer
:=
time
.
NewTimer
(
pingTimeout
)
defer
timer
.
Stop
()
go
func
()
{
select
{
case
<-
timer
.
C
:
case
<-
ctx
.
Done
()
:
}
s
.
Close
()
}()
for
{
_
,
err
:=
io
.
ReadFull
(
s
,
buf
)
if
err
!=
nil
{
...
...
@@ -45,6 +62,8 @@ func (p *PingService) PingHandler(s inet.Stream) {
log
.
Debug
(
err
)
return
}
timer
.
Reset
(
pingTimeout
)
}
}
...
...
@@ -57,6 +76,7 @@ func (ps *PingService) Ping(ctx context.Context, p peer.ID) (<-chan time.Duratio
out
:=
make
(
chan
time
.
Duration
)
go
func
()
{
defer
close
(
out
)
defer
s
.
Close
()
for
{
select
{
case
<-
ctx
.
Done
()
:
...
...
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