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张翔宇
ZLMediaKit
Commits
1bab0b8e
Commit
1bab0b8e
authored
Mar 11, 2023
by
xia-chu
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修复WebSocket线程安全问题,同时新增内置客户端、服务端心跳机制。
parent
c2a8d46a
显示空白字符变更
内嵌
并排
正在显示
2 个修改的文件
包含
154 行增加
和
131 行删除
+154
-131
src/Http/WebSocketClient.h
+130
-118
src/Http/WebSocketSession.h
+24
-13
没有找到文件。
src/Http/WebSocketClient.h
查看文件 @
1bab0b8e
...
@@ -18,9 +18,9 @@
...
@@ -18,9 +18,9 @@
#include "HttpClientImp.h"
#include "HttpClientImp.h"
#include "WebSocketSplitter.h"
#include "WebSocketSplitter.h"
namespace
mediakit
{
namespace
mediakit
{
template
<
typename
ClientType
,
WebSocketHeader
::
Type
DataType
>
template
<
typename
ClientType
,
WebSocketHeader
::
Type
DataType
>
class
HttpWsClient
;
class
HttpWsClient
;
/**
/**
...
@@ -28,23 +28,23 @@ class HttpWsClient;
...
@@ -28,23 +28,23 @@ class HttpWsClient;
* @tparam ClientType TcpClient派生类
* @tparam ClientType TcpClient派生类
* @tparam DataType 这里无用,为了声明友元用
* @tparam DataType 这里无用,为了声明友元用
*/
*/
template
<
typename
ClientType
,
WebSocketHeader
::
Type
DataType
>
template
<
typename
ClientType
,
WebSocketHeader
::
Type
DataType
>
class
ClientTypeImp
:
public
ClientType
{
class
ClientTypeImp
:
public
ClientType
{
public
:
public
:
friend
class
HttpWsClient
<
ClientType
,
DataType
>
;
friend
class
HttpWsClient
<
ClientType
,
DataType
>
;
using
onBeforeSendCB
=
std
::
function
<
ssize_t
(
const
toolkit
::
Buffer
::
Ptr
&
buf
)
>
;
using
onBeforeSendCB
=
std
::
function
<
ssize_t
(
const
toolkit
::
Buffer
::
Ptr
&
buf
)
>
;
template
<
typename
...
ArgsType
>
template
<
typename
...
ArgsType
>
ClientTypeImp
(
ArgsType
&&
...
args
)
:
ClientType
(
std
::
forward
<
ArgsType
>
(
args
)...)
{}
ClientTypeImp
(
ArgsType
&&
...
args
)
:
ClientType
(
std
::
forward
<
ArgsType
>
(
args
)...)
{}
~
ClientTypeImp
()
override
{};
~
ClientTypeImp
()
override
{};
protected
:
protected
:
/**
/**
* 发送前拦截并打包为websocket协议
* 发送前拦截并打包为websocket协议
*/
*/
ssize_t
send
(
toolkit
::
Buffer
::
Ptr
buf
)
override
{
ssize_t
send
(
toolkit
::
Buffer
::
Ptr
buf
)
override
{
if
(
_beforeSendCB
)
{
if
(
_beforeSendCB
)
{
return
_beforeSendCB
(
buf
);
return
_beforeSendCB
(
buf
);
}
}
return
ClientType
::
send
(
std
::
move
(
buf
));
return
ClientType
::
send
(
std
::
move
(
buf
));
...
@@ -54,9 +54,7 @@ protected:
...
@@ -54,9 +54,7 @@ protected:
* 设置发送数据截取回调函数
* 设置发送数据截取回调函数
* @param cb 截取回调函数
* @param cb 截取回调函数
*/
*/
void
setOnBeforeSendCB
(
const
onBeforeSendCB
&
cb
){
void
setOnBeforeSendCB
(
const
onBeforeSendCB
&
cb
)
{
_beforeSendCB
=
cb
;
}
_beforeSendCB
=
cb
;
}
private
:
private
:
onBeforeSendCB
_beforeSendCB
;
onBeforeSendCB
_beforeSendCB
;
...
@@ -67,17 +65,16 @@ private:
...
@@ -67,17 +65,16 @@ private:
* @tparam ClientType TcpClient派生类
* @tparam ClientType TcpClient派生类
* @tparam DataType websocket负载类型,是TEXT还是BINARY类型
* @tparam DataType websocket负载类型,是TEXT还是BINARY类型
*/
*/
template
<
typename
ClientType
,
WebSocketHeader
::
Type
DataType
=
WebSocketHeader
::
TEXT
>
template
<
typename
ClientType
,
WebSocketHeader
::
Type
DataType
=
WebSocketHeader
::
TEXT
>
class
HttpWsClient
:
public
HttpClientImp
,
public
WebSocketSplitter
{
class
HttpWsClient
:
public
HttpClientImp
,
public
WebSocketSplitter
{
public
:
public
:
using
Ptr
=
std
::
shared_ptr
<
HttpWsClient
>
;
using
Ptr
=
std
::
shared_ptr
<
HttpWsClient
>
;
HttpWsClient
(
const
std
::
shared_ptr
<
ClientTypeImp
<
ClientType
,
DataType
>
>
&
delegate
)
:
_weak_delegate
(
delegate
),
HttpWsClient
(
const
std
::
shared_ptr
<
ClientTypeImp
<
ClientType
,
DataType
>>
&
delegate
)
:
_weak_delegate
(
delegate
)
{
_delegate
(
*
delegate
)
{
_Sec_WebSocket_Key
=
encodeBase64
(
toolkit
::
makeRandStr
(
16
,
false
));
_Sec_WebSocket_Key
=
encodeBase64
(
toolkit
::
makeRandStr
(
16
,
false
));
setPoller
(
_delegate
.
getPoller
());
setPoller
(
delegate
->
getPoller
());
}
}
~
HttpWsClient
()
{}
~
HttpWsClient
()
=
default
;
/**
/**
* 发起ws握手
* 发起ws握手
...
@@ -98,22 +95,22 @@ public:
...
@@ -98,22 +95,22 @@ public:
sendRequest
(
http_url
);
sendRequest
(
http_url
);
}
}
void
closeWsClient
(){
void
closeWsClient
()
{
if
(
!
_onRecv
)
{
if
(
!
_onRecv
)
{
//未连接
//
未连接
return
;
return
;
}
}
WebSocketHeader
header
;
WebSocketHeader
header
;
header
.
_fin
=
true
;
header
.
_fin
=
true
;
header
.
_reserved
=
0
;
header
.
_reserved
=
0
;
header
.
_opcode
=
CLOSE
;
header
.
_opcode
=
CLOSE
;
//客户端需要加密
//
客户端需要加密
header
.
_mask_flag
=
true
;
header
.
_mask_flag
=
true
;
WebSocketSplitter
::
encode
(
header
,
nullptr
);
WebSocketSplitter
::
encode
(
header
,
nullptr
);
}
}
protected
:
protected
:
//HttpClientImp override
//
HttpClientImp override
/**
/**
* 收到http回复头
* 收到http回复头
...
@@ -121,12 +118,12 @@ protected:
...
@@ -121,12 +118,12 @@ protected:
* @param headers http头
* @param headers http头
*/
*/
void
onResponseHeader
(
const
std
::
string
&
status
,
const
HttpHeader
&
headers
)
override
{
void
onResponseHeader
(
const
std
::
string
&
status
,
const
HttpHeader
&
headers
)
override
{
if
(
status
==
"101"
)
{
if
(
status
==
"101"
)
{
auto
Sec_WebSocket_Accept
=
encodeBase64
(
toolkit
::
SHA1
::
encode_bin
(
_Sec_WebSocket_Key
+
"258EAFA5-E914-47DA-95CA-C5AB0DC85B11"
));
auto
Sec_WebSocket_Accept
=
encodeBase64
(
toolkit
::
SHA1
::
encode_bin
(
_Sec_WebSocket_Key
+
"258EAFA5-E914-47DA-95CA-C5AB0DC85B11"
));
if
(
Sec_WebSocket_Accept
==
const_cast
<
HttpHeader
&>
(
headers
)[
"Sec-WebSocket-Accept"
])
{
if
(
Sec_WebSocket_Accept
==
const_cast
<
HttpHeader
&>
(
headers
)[
"Sec-WebSocket-Accept"
])
{
//success
//
success
onWebSocketException
(
toolkit
::
SockException
());
onWebSocketException
(
toolkit
::
SockException
());
//防止ws服务器返回Content-Length
//
防止ws服务器返回Content-Length
const_cast
<
HttpHeader
&>
(
headers
).
erase
(
"Content-Length"
);
const_cast
<
HttpHeader
&>
(
headers
).
erase
(
"Content-Length"
);
return
;
return
;
}
}
...
@@ -134,7 +131,7 @@ protected:
...
@@ -134,7 +131,7 @@ protected:
return
;
return
;
}
}
shutdown
(
toolkit
::
SockException
(
toolkit
::
Err_shutdown
,
StrPrinter
<<
"bad http status code:"
<<
status
));
shutdown
(
toolkit
::
SockException
(
toolkit
::
Err_shutdown
,
StrPrinter
<<
"bad http status code:"
<<
status
));
};
};
/**
/**
...
@@ -145,17 +142,16 @@ protected:
...
@@ -145,17 +142,16 @@ protected:
/**
/**
* 接收websocket负载数据
* 接收websocket负载数据
*/
*/
void
onResponseBody
(
const
char
*
buf
,
size_t
size
)
override
{
void
onResponseBody
(
const
char
*
buf
,
size_t
size
)
override
{
if
(
_onRecv
)
{
if
(
_onRecv
)
{
//完成websocket握手后,拦截websocket数据并解析
//
完成websocket握手后,拦截websocket数据并解析
_onRecv
(
buf
,
size
);
_onRecv
(
buf
,
size
);
}
}
};
};
//TcpClient override
//
TcpClient override
void
onRecv
(
const
toolkit
::
Buffer
::
Ptr
&
buf
)
override
{
void
onRecv
(
const
toolkit
::
Buffer
::
Ptr
&
buf
)
override
{
auto
strong_ref
=
_weak_delegate
.
lock
();;
HttpClientImp
::
onRecv
(
buf
);
HttpClientImp
::
onRecv
(
buf
);
}
}
...
@@ -163,26 +159,45 @@ protected:
...
@@ -163,26 +159,45 @@ protected:
* 定时触发
* 定时触发
*/
*/
void
onManager
()
override
{
void
onManager
()
override
{
auto
strong_ref
=
_weak_delegate
.
lock
();;
if
(
_onRecv
)
{
if
(
_onRecv
)
{
//websocket连接成功了
// websocket连接成功了
_delegate
.
onManager
();
if
(
auto
strong_ref
=
_weak_delegate
.
lock
())
{
strong_ref
->
onManager
();
}
}
else
{
}
else
{
//websocket连接中...
//
websocket连接中...
HttpClientImp
::
onManager
();
HttpClientImp
::
onManager
();
}
}
if
(
!
_onRecv
)
{
// websocket尚未链接
return
;
}
if
(
_recv_ticker
.
elapsedTime
()
>
30
*
1000
)
{
shutdown
(
toolkit
::
SockException
(
toolkit
::
Err_timeout
,
"websocket timeout"
));
}
else
if
(
_recv_ticker
.
elapsedTime
()
>
10
*
1000
)
{
// 没收到回复,每10秒发送次ping 包
WebSocketHeader
header
;
header
.
_fin
=
true
;
header
.
_reserved
=
0
;
header
.
_opcode
=
PING
;
header
.
_mask_flag
=
true
;
WebSocketSplitter
::
encode
(
header
,
nullptr
);
}
}
}
/**
/**
* 数据全部发送完毕后回调
* 数据全部发送完毕后回调
*/
*/
void
onFlush
()
override
{
void
onFlush
()
override
{
auto
strong_ref
=
_weak_delegate
.
lock
();;
if
(
_onRecv
)
{
if
(
_onRecv
)
{
//websocket连接成功了
// websocket连接成功了
_delegate
.
onFlush
();
if
(
auto
strong_ref
=
_weak_delegate
.
lock
())
{
strong_ref
->
onFlush
();
}
}
else
{
}
else
{
//websocket连接中...
//
websocket连接中...
HttpClientImp
::
onFlush
();
HttpClientImp
::
onFlush
();
}
}
}
}
...
@@ -191,13 +206,12 @@ protected:
...
@@ -191,13 +206,12 @@ protected:
* tcp连接结果
* tcp连接结果
*/
*/
void
onConnect
(
const
toolkit
::
SockException
&
ex
)
override
{
void
onConnect
(
const
toolkit
::
SockException
&
ex
)
override
{
auto
strong_ref
=
_weak_delegate
.
lock
();;
if
(
ex
)
{
if
(
ex
)
{
//tcp连接失败,直接返回失败
//
tcp连接失败,直接返回失败
onWebSocketException
(
ex
);
onWebSocketException
(
ex
);
return
;
return
;
}
}
//开始websocket握手
//
开始websocket握手
HttpClientImp
::
onConnect
(
ex
);
HttpClientImp
::
onConnect
(
ex
);
}
}
...
@@ -205,20 +219,17 @@ protected:
...
@@ -205,20 +219,17 @@ protected:
* tcp连接断开
* tcp连接断开
*/
*/
void
onErr
(
const
toolkit
::
SockException
&
ex
)
override
{
void
onErr
(
const
toolkit
::
SockException
&
ex
)
override
{
auto
strong_ref
=
_weak_delegate
.
lock
();;
// tcp断开或者shutdown导致的断开
//tcp断开或者shutdown导致的断开
onWebSocketException
(
ex
);
onWebSocketException
(
ex
);
}
}
//WebSocketSplitter override
//
WebSocketSplitter override
/**
/**
* 收到一个webSocket数据包包头,后续将继续触发onWebSocketDecodePayload回调
* 收到一个webSocket数据包包头,后续将继续触发onWebSocketDecodePayload回调
* @param header 数据包头
* @param header 数据包头
*/
*/
void
onWebSocketDecodeHeader
(
const
WebSocketHeader
&
header
)
override
{
void
onWebSocketDecodeHeader
(
const
WebSocketHeader
&
header
)
override
{
_payload_section
.
clear
();
}
_payload_section
.
clear
();
}
/**
/**
* 收到webSocket数据包负载
* 收到webSocket数据包负载
...
@@ -227,58 +238,62 @@ protected:
...
@@ -227,58 +238,62 @@ protected:
* @param len 负载数据长度
* @param len 负载数据长度
* @param recved 已接收数据长度(包含本次数据长度),等于header._payload_len时则接受完毕
* @param recved 已接收数据长度(包含本次数据长度),等于header._payload_len时则接受完毕
*/
*/
void
onWebSocketDecodePayload
(
const
WebSocketHeader
&
header
,
const
uint8_t
*
ptr
,
size_t
len
,
size_t
recved
)
override
{
void
onWebSocketDecodePayload
(
const
WebSocketHeader
&
header
,
const
uint8_t
*
ptr
,
size_t
len
,
size_t
recved
)
override
{
_payload_section
.
append
((
char
*
)
ptr
,
len
);
_payload_section
.
append
((
char
*
)
ptr
,
len
);
}
}
/**
/**
* 接收到完整的一个webSocket数据包后回调
* 接收到完整的一个webSocket数据包后回调
* @param header 数据包包头
* @param header 数据包包头
*/
*/
void
onWebSocketDecodeComplete
(
const
WebSocketHeader
&
header_in
)
override
{
void
onWebSocketDecodeComplete
(
const
WebSocketHeader
&
header_in
)
override
{
WebSocketHeader
&
header
=
const_cast
<
WebSocketHeader
&>
(
header_in
);
WebSocketHeader
&
header
=
const_cast
<
WebSocketHeader
&>
(
header_in
);
auto
flag
=
header
.
_mask_flag
;
auto
flag
=
header
.
_mask_flag
;
//websocket客户端发送数据需要加密
//
websocket客户端发送数据需要加密
header
.
_mask_flag
=
true
;
header
.
_mask_flag
=
true
;
_recv_ticker
.
resetTime
();
switch
(
header
.
_opcode
){
switch
(
header
.
_opcode
)
{
case
WebSocketHeader
:
:
CLOSE
:
{
case
WebSocketHeader
:
:
CLOSE
:
{
//服务器主动关闭
//
服务器主动关闭
WebSocketSplitter
::
encode
(
header
,
nullptr
);
WebSocketSplitter
::
encode
(
header
,
nullptr
);
shutdown
(
toolkit
::
SockException
(
toolkit
::
Err_eof
,
"websocket server close the connection"
));
shutdown
(
toolkit
::
SockException
(
toolkit
::
Err_eof
,
"websocket server close the connection"
));
break
;
break
;
}
}
case
WebSocketHeader
:
:
PING
:
{
case
WebSocketHeader
:
:
PING
:
{
//心跳包
//
心跳包
header
.
_opcode
=
WebSocketHeader
::
PONG
;
header
.
_opcode
=
WebSocketHeader
::
PONG
;
WebSocketSplitter
::
encode
(
header
,
std
::
make_shared
<
toolkit
::
BufferString
>
(
std
::
move
(
_payload_section
)));
WebSocketSplitter
::
encode
(
header
,
std
::
make_shared
<
toolkit
::
BufferString
>
(
std
::
move
(
_payload_section
)));
break
;
break
;
}
}
case
WebSocketHeader
:
:
CONTINUATION
:
case
WebSocketHeader
:
:
CONTINUATION
:
case
WebSocketHeader
:
:
TEXT
:
case
WebSocketHeader
:
:
TEXT
:
case
WebSocketHeader
:
:
BINARY
:
{
case
WebSocketHeader
:
:
BINARY
:
{
if
(
!
header
.
_fin
)
{
if
(
!
header
.
_fin
)
{
//还有后续分片数据, 我们先缓存数据,所有分片收集完成才一次性输出
//
还有后续分片数据, 我们先缓存数据,所有分片收集完成才一次性输出
_payload_cache
.
append
(
std
::
move
(
_payload_section
));
_payload_cache
.
append
(
std
::
move
(
_payload_section
));
if
(
_payload_cache
.
size
()
<
MAX_WS_PACKET
)
{
if
(
_payload_cache
.
size
()
<
MAX_WS_PACKET
)
{
//还有内存容量缓存分片数据
//
还有内存容量缓存分片数据
break
;
break
;
}
}
//分片缓存太大,需要清空
//
分片缓存太大,需要清空
}
}
//最后一个包
//
最后一个包
if
(
_payload_cache
.
empty
())
{
if
(
_payload_cache
.
empty
())
{
//这个包是唯一个分片
// 这个包是唯一个分片
_delegate
.
onRecv
(
std
::
make_shared
<
WebSocketBuffer
>
(
header
.
_opcode
,
header
.
_fin
,
std
::
move
(
_payload_section
)));
if
(
auto
strong_ref
=
_weak_delegate
.
lock
())
{
strong_ref
->
onRecv
(
std
::
make_shared
<
WebSocketBuffer
>
(
header
.
_opcode
,
header
.
_fin
,
std
::
move
(
_payload_section
)));
}
break
;
break
;
}
}
//这个包由多个分片组成
//
这个包由多个分片组成
_payload_cache
.
append
(
std
::
move
(
_payload_section
));
_payload_cache
.
append
(
std
::
move
(
_payload_section
));
_delegate
.
onRecv
(
std
::
make_shared
<
WebSocketBuffer
>
(
header
.
_opcode
,
header
.
_fin
,
std
::
move
(
_payload_cache
)));
if
(
auto
strong_ref
=
_weak_delegate
.
lock
())
{
strong_ref
->
onRecv
(
std
::
make_shared
<
WebSocketBuffer
>
(
header
.
_opcode
,
header
.
_fin
,
std
::
move
(
_payload_cache
)));
}
_payload_cache
.
clear
();
_payload_cache
.
clear
();
break
;
break
;
}
}
...
@@ -294,61 +309,65 @@ protected:
...
@@ -294,61 +309,65 @@ protected:
* @param ptr 数据指针
* @param ptr 数据指针
* @param len 数据指针长度
* @param len 数据指针长度
*/
*/
void
onWebSocketEncodeData
(
toolkit
::
Buffer
::
Ptr
buffer
)
override
{
void
onWebSocketEncodeData
(
toolkit
::
Buffer
::
Ptr
buffer
)
override
{
HttpClientImp
::
send
(
std
::
move
(
buffer
));
}
HttpClientImp
::
send
(
std
::
move
(
buffer
));
}
private
:
private
:
void
onWebSocketException
(
const
toolkit
::
SockException
&
ex
){
void
onWebSocketException
(
const
toolkit
::
SockException
&
ex
)
{
if
(
!
ex
)
{
if
(
!
ex
)
{
//websocket握手成功
//
websocket握手成功
//此处截取TcpClient派生类发送的数据并进行websocket协议打包
//
此处截取TcpClient派生类发送的数据并进行websocket协议打包
std
::
weak_ptr
<
HttpWsClient
>
weakSelf
=
std
::
dynamic_pointer_cast
<
HttpWsClient
>
(
shared_from_this
());
std
::
weak_ptr
<
HttpWsClient
>
weakSelf
=
std
::
dynamic_pointer_cast
<
HttpWsClient
>
(
shared_from_this
());
_delegate
.
setOnBeforeSendCB
([
weakSelf
](
const
toolkit
::
Buffer
::
Ptr
&
buf
){
if
(
auto
strong_ref
=
_weak_delegate
.
lock
())
{
auto
strongSelf
=
weakSelf
.
lock
();
strong_ref
->
setOnBeforeSendCB
([
weakSelf
](
const
toolkit
::
Buffer
::
Ptr
&
buf
)
{
if
(
strongSelf
){
auto
strong_self
=
weakSelf
.
lock
();
if
(
strong_self
)
{
WebSocketHeader
header
;
WebSocketHeader
header
;
header
.
_fin
=
true
;
header
.
_fin
=
true
;
header
.
_reserved
=
0
;
header
.
_reserved
=
0
;
header
.
_opcode
=
DataType
;
header
.
_opcode
=
DataType
;
//
客户端需要加密
//
客户端需要加密
header
.
_mask_flag
=
true
;
header
.
_mask_flag
=
true
;
strongSelf
->
WebSocketSplitter
::
encode
(
header
,
buf
);
strong_self
->
WebSocketSplitter
::
encode
(
header
,
buf
);
}
}
return
buf
->
size
();
return
buf
->
size
();
});
});
// 设置sock,否则shutdown等接口都无效
strong_ref
->
setSock
(
HttpClientImp
::
getSock
());
// 触发连接成功事件
strong_ref
->
onConnect
(
ex
);
}
//设置sock,否则shutdown等接口都无效
// 拦截websocket数据接收
_delegate
.
setSock
(
HttpClientImp
::
getSock
());
_onRecv
=
[
this
](
const
char
*
data
,
size_t
len
)
{
//触发连接成功事件
// 解析websocket数据包
_delegate
.
onConnect
(
ex
);
//拦截websocket数据接收
_onRecv
=
[
this
](
const
char
*
data
,
size_t
len
){
//解析websocket数据包
this
->
WebSocketSplitter
::
decode
((
uint8_t
*
)
data
,
len
);
this
->
WebSocketSplitter
::
decode
((
uint8_t
*
)
data
,
len
);
};
};
return
;
return
;
}
}
//websocket握手失败或者tcp连接失败或者中途断开
//
websocket握手失败或者tcp连接失败或者中途断开
if
(
_onRecv
)
{
if
(
_onRecv
)
{
//握手成功之后的中途断开
//
握手成功之后的中途断开
_onRecv
=
nullptr
;
_onRecv
=
nullptr
;
_delegate
.
onErr
(
ex
);
if
(
auto
strong_ref
=
_weak_delegate
.
lock
())
{
strong_ref
->
onErr
(
ex
);
}
return
;
return
;
}
}
//websocket握手失败或者tcp连接失败
// websocket握手失败或者tcp连接失败
_delegate
.
onConnect
(
ex
);
if
(
auto
strong_ref
=
_weak_delegate
.
lock
())
{
strong_ref
->
onConnect
(
ex
);
}
}
}
private
:
private
:
std
::
string
_Sec_WebSocket_Key
;
std
::
string
_Sec_WebSocket_Key
;
std
::
function
<
void
(
const
char
*
data
,
size_t
len
)
>
_onRecv
;
std
::
function
<
void
(
const
char
*
data
,
size_t
len
)
>
_onRecv
;
std
::
weak_ptr
<
ClientTypeImp
<
ClientType
,
DataType
>>
_weak_delegate
;
std
::
weak_ptr
<
ClientTypeImp
<
ClientType
,
DataType
>>
_weak_delegate
;
ClientTypeImp
<
ClientType
,
DataType
>
&
_delegate
;
std
::
string
_payload_section
;
std
::
string
_payload_section
;
std
::
string
_payload_cache
;
std
::
string
_payload_cache
;
toolkit
::
Ticker
_recv_ticker
;
};
};
/**
/**
...
@@ -358,17 +377,14 @@ private:
...
@@ -358,17 +377,14 @@ private:
* @tparam DataType websocket负载类型,是TEXT还是BINARY类型
* @tparam DataType websocket负载类型,是TEXT还是BINARY类型
* @tparam useWSS 是否使用ws还是wss连接
* @tparam useWSS 是否使用ws还是wss连接
*/
*/
template
<
typename
ClientType
,
WebSocketHeader
::
Type
DataType
=
WebSocketHeader
::
TEXT
,
bool
useWSS
=
false
>
template
<
typename
ClientType
,
WebSocketHeader
::
Type
DataType
=
WebSocketHeader
::
TEXT
,
bool
useWSS
=
false
>
class
WebSocketClient
:
public
ClientTypeImp
<
ClientType
,
DataType
>
{
class
WebSocketClient
:
public
ClientTypeImp
<
ClientType
,
DataType
>
{
public
:
public
:
using
Ptr
=
std
::
shared_ptr
<
WebSocketClient
>
;
using
Ptr
=
std
::
shared_ptr
<
WebSocketClient
>
;
template
<
typename
...
ArgsType
>
template
<
typename
...
ArgsType
>
WebSocketClient
(
ArgsType
&&
...
args
)
:
ClientTypeImp
<
ClientType
,
DataType
>
(
std
::
forward
<
ArgsType
>
(
args
)...){
WebSocketClient
(
ArgsType
&&
...
args
)
:
ClientTypeImp
<
ClientType
,
DataType
>
(
std
::
forward
<
ArgsType
>
(
args
)...)
{}
}
~
WebSocketClient
()
override
{
_wsClient
->
closeWsClient
();
}
~
WebSocketClient
()
override
{
_wsClient
->
closeWsClient
();
}
/**
/**
* 重载startConnect方法,
* 重载startConnect方法,
...
@@ -381,30 +397,26 @@ public:
...
@@ -381,30 +397,26 @@ public:
void
startConnect
(
const
std
::
string
&
host
,
uint16_t
port
,
float
timeout_sec
=
3
,
uint16_t
local_port
=
0
)
override
{
void
startConnect
(
const
std
::
string
&
host
,
uint16_t
port
,
float
timeout_sec
=
3
,
uint16_t
local_port
=
0
)
override
{
std
::
string
ws_url
;
std
::
string
ws_url
;
if
(
useWSS
)
{
if
(
useWSS
)
{
//加密的ws
//
加密的ws
ws_url
=
StrPrinter
<<
"wss://"
+
host
<<
":"
<<
port
<<
"/"
;
ws_url
=
StrPrinter
<<
"wss://"
+
host
<<
":"
<<
port
<<
"/"
;
}
else
{
}
else
{
//明文ws
//
明文ws
ws_url
=
StrPrinter
<<
"ws://"
+
host
<<
":"
<<
port
<<
"/"
;
ws_url
=
StrPrinter
<<
"ws://"
+
host
<<
":"
<<
port
<<
"/"
;
}
}
startWebSocket
(
ws_url
,
timeout_sec
);
startWebSocket
(
ws_url
,
timeout_sec
);
}
}
void
startWebSocket
(
const
std
::
string
&
ws_url
,
float
fTimeOutSec
=
3
)
{
void
startWebSocket
(
const
std
::
string
&
ws_url
,
float
fTimeOutSec
=
3
)
{
_wsClient
=
std
::
make_shared
<
HttpWsClient
<
ClientType
,
DataType
>
>
(
std
::
static_pointer_cast
<
WebSocketClient
>
(
this
->
shared_from_this
()));
_wsClient
=
std
::
make_shared
<
HttpWsClient
<
ClientType
,
DataType
>>
(
std
::
static_pointer_cast
<
WebSocketClient
>
(
this
->
shared_from_this
()));
_wsClient
->
setOnCreateSocket
([
this
](
const
toolkit
::
EventPoller
::
Ptr
&
){
_wsClient
->
setOnCreateSocket
([
this
](
const
toolkit
::
EventPoller
::
Ptr
&
)
{
return
this
->
createSocket
();
});
return
this
->
createSocket
();
_wsClient
->
startWsClient
(
ws_url
,
fTimeOutSec
);
});
_wsClient
->
startWsClient
(
ws_url
,
fTimeOutSec
);
}
}
HttpClient
&
getHttpClient
()
{
HttpClient
&
getHttpClient
()
{
return
*
_wsClient
;
}
return
*
_wsClient
;
}
private
:
private
:
typename
HttpWsClient
<
ClientType
,
DataType
>::
Ptr
_wsClient
;
typename
HttpWsClient
<
ClientType
,
DataType
>::
Ptr
_wsClient
;
};
};
}
//
namespace mediakit
}
//
namespace mediakit
#endif //ZLMEDIAKIT_WebSocketClient_H
#endif //
ZLMEDIAKIT_WebSocketClient_H
src/Http/WebSocketSession.h
查看文件 @
1bab0b8e
...
@@ -36,7 +36,7 @@ public:
...
@@ -36,7 +36,7 @@ public:
using
Ptr
=
std
::
shared_ptr
<
SessionTypeImp
>
;
using
Ptr
=
std
::
shared_ptr
<
SessionTypeImp
>
;
SessionTypeImp
(
const
mediakit
::
Parser
&
header
,
const
mediakit
::
HttpSession
&
parent
,
const
toolkit
::
Socket
::
Ptr
&
pSock
)
:
SessionTypeImp
(
const
mediakit
::
Parser
&
header
,
const
mediakit
::
HttpSession
&
parent
,
const
toolkit
::
Socket
::
Ptr
&
pSock
)
:
SessionType
(
pSock
)
,
_identifier
(
parent
.
getIdentifier
())
{}
SessionType
(
pSock
)
{}
~
SessionTypeImp
()
=
default
;
~
SessionTypeImp
()
=
default
;
...
@@ -61,12 +61,7 @@ protected:
...
@@ -61,12 +61,7 @@ protected:
return
SessionType
::
send
(
std
::
move
(
buf
));
return
SessionType
::
send
(
std
::
move
(
buf
));
}
}
std
::
string
getIdentifier
()
const
override
{
return
_identifier
;
}
private
:
private
:
std
::
string
_identifier
;
onBeforeSendCB
_beforeSendCB
;
onBeforeSendCB
_beforeSendCB
;
};
};
...
@@ -98,11 +93,26 @@ public:
...
@@ -98,11 +93,26 @@ public:
}
}
//每隔一段时间触发,用来做超时管理
//每隔一段时间触发,用来做超时管理
void
onManager
()
override
{
void
onManager
()
override
{
if
(
_session
)
{
if
(
_session
)
{
_session
->
onManager
();
_session
->
onManager
();
}
else
{
}
else
{
HttpSessionType
::
onManager
();
HttpSessionType
::
onManager
();
}
}
if
(
!
_session
)
{
// websocket尚未链接
return
;
}
if
(
_recv_ticker
.
elapsedTime
()
>
30
*
1000
)
{
HttpSessionType
::
shutdown
(
toolkit
::
SockException
(
toolkit
::
Err_timeout
,
"websocket timeout"
));
}
else
if
(
_recv_ticker
.
elapsedTime
()
>
10
*
1000
)
{
// 没收到回复,每10秒发送次ping 包
mediakit
::
WebSocketHeader
header
;
header
.
_fin
=
true
;
header
.
_reserved
=
0
;
header
.
_opcode
=
mediakit
::
WebSocketHeader
::
PING
;
header
.
_mask_flag
=
false
;
HttpSessionType
::
encode
(
header
,
nullptr
);
}
}
}
void
attachServer
(
const
toolkit
::
Server
&
server
)
override
{
void
attachServer
(
const
toolkit
::
Server
&
server
)
override
{
...
@@ -118,13 +128,13 @@ protected:
...
@@ -118,13 +128,13 @@ protected:
*/
*/
bool
onWebSocketConnect
(
const
mediakit
::
Parser
&
header
)
override
{
bool
onWebSocketConnect
(
const
mediakit
::
Parser
&
header
)
override
{
//创建websocket session类
//创建websocket session类
_session
=
_creator
(
header
,
*
this
,
HttpSessionType
::
getSock
());
_session
=
_creator
(
header
,
*
this
,
HttpSessionType
::
getSock
());
if
(
!
_session
)
{
if
(
!
_session
)
{
//此url不允许创建websocket连接
//
此url不允许创建websocket连接
return
false
;
return
false
;
}
}
auto
strongServer
=
_weak_server
.
lock
();
auto
strongServer
=
_weak_server
.
lock
();
if
(
strongServer
)
{
if
(
strongServer
)
{
_session
->
attachServer
(
*
strongServer
);
_session
->
attachServer
(
*
strongServer
);
}
}
...
@@ -170,7 +180,7 @@ protected:
...
@@ -170,7 +180,7 @@ protected:
auto
header
=
const_cast
<
mediakit
::
WebSocketHeader
&>
(
header_in
);
auto
header
=
const_cast
<
mediakit
::
WebSocketHeader
&>
(
header_in
);
auto
flag
=
header
.
_mask_flag
;
auto
flag
=
header
.
_mask_flag
;
header
.
_mask_flag
=
false
;
header
.
_mask_flag
=
false
;
_recv_ticker
.
resetTime
();
switch
(
header
.
_opcode
){
switch
(
header
.
_opcode
){
case
mediakit
:
:
WebSocketHeader
::
CLOSE
:
{
case
mediakit
:
:
WebSocketHeader
::
CLOSE
:
{
HttpSessionType
::
encode
(
header
,
nullptr
);
HttpSessionType
::
encode
(
header
,
nullptr
);
...
@@ -230,6 +240,7 @@ private:
...
@@ -230,6 +240,7 @@ private:
std
::
weak_ptr
<
toolkit
::
Server
>
_weak_server
;
std
::
weak_ptr
<
toolkit
::
Server
>
_weak_server
;
toolkit
::
Session
::
Ptr
_session
;
toolkit
::
Session
::
Ptr
_session
;
Creator
_creator
;
Creator
_creator
;
toolkit
::
Ticker
_recv_ticker
;
};
};
...
...
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