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ligaishun
chain33-pai
Commits
02b2495d
Commit
02b2495d
authored
Nov 14, 2019
by
szh
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localip 实时获取 防止树莓派ip变化,udp发送不成功
parent
1f091ab1
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main.go
main.go
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main.go
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02b2495d
...
...
@@ -69,26 +69,6 @@ func main() {
func
broadcast
()
{
ip
,
err
:=
util
.
GetLocalIP
()
if
err
!=
nil
{
log
.
Fatal
(
err
)
}
// 这里设置发送者的IP地址,自己查看一下自己的IP自行设定
laddr
:=
net
.
UDPAddr
{
IP
:
ip
.
IP
,
Port
:
8804
,
}
// 这里设置接收者的IP地址为广播地址
raddr
:=
net
.
UDPAddr
{
IP
:
net
.
IPv4
(
255
,
255
,
255
,
255
),
Port
:
8804
,
}
conn
,
err
:=
net
.
DialUDP
(
"udp"
,
&
laddr
,
&
raddr
)
if
err
!=
nil
{
log
.
Println
(
err
.
Error
())
return
}
var
pai
pai_service
.
Pai
send
:=
"hello world"
ok
:=
pai
.
GetConfig
()
...
...
@@ -97,7 +77,27 @@ func broadcast() {
}
for
{
_
,
err
:=
conn
.
Write
([]
byte
(
send
))
//ip 会变化
ip
,
err
:=
util
.
GetLocalIP
()
if
err
!=
nil
{
log
.
Fatal
(
err
)
}
// 这里设置发送者的IP地址,自己查看一下自己的IP自行设定
laddr
:=
net
.
UDPAddr
{
IP
:
ip
.
IP
,
Port
:
8804
,
}
// 这里设置接收者的IP地址为广播地址
raddr
:=
net
.
UDPAddr
{
IP
:
net
.
IPv4
(
255
,
255
,
255
,
255
),
Port
:
8804
,
}
conn
,
err
:=
net
.
DialUDP
(
"udp"
,
&
laddr
,
&
raddr
)
if
err
!=
nil
{
log
.
Println
(
err
.
Error
())
}
_
,
err
=
conn
.
Write
([]
byte
(
send
))
if
err
!=
nil
{
fmt
.
Println
(
err
)
}
...
...
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