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NetCoreServer/examples/WssChatServer/Program.cs at master · devdev22plus/NetCoreServer · GitHub
devdev22plus
NetCoreServer
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examples
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WssChatServer
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Program.cs
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NetCoreServer
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examples
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WssChatServer
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Program.cs
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using
System
;
using
System
.
Net
;
using
System
.
Net
.
Sockets
;
using
System
.
Security
.
Authentication
;
using
System
.
Security
.
Cryptography
.
X509Certificates
;
using
System
.
Text
;
using
NetCoreServer
;
namespace
WssChatServer
{
class
ChatSession
:
WssSession
{
public
ChatSession
(
WssServer
server
)
:
base
(
server
)
{
}
public
override
void
OnWsConnected
(
HttpRequest
request
)
{
Console
.
WriteLine
(
$
"Chat WebSocket session with Id
{
Id
}
connected!"
)
;
// Send invite message
string
message
=
"Hello from WebSocket chat! Please send a message or '!' to disconnect the client!"
;
SendTextAsync
(
message
)
;
}
public
override
void
OnWsDisconnected
(
)
{
Console
.
WriteLine
(
$
"Chat WebSocket session with Id
{
Id
}
disconnected!"
)
;
}
public
override
void
OnWsReceived
(
byte
[
]
buffer
,
long
offset
,
long
size
)
{
string
message
=
Encoding
.
UTF8
.
GetString
(
buffer
,
(
int
)
offset
,
(
int
)
size
)
;
Console
.
WriteLine
(
"Incoming: "
+
message
)
;
// Multicast message to all connected sessions
(
(
WssServer
)
Server
)
.
MulticastText
(
message
)
;
// If the buffer starts with '!' the disconnect the current session
if
(
message
==
"!"
)
Close
(
1000
)
;
}
protected
override
void
OnError
(
SocketError
error
)
{
Console
.
WriteLine
(
$
"Chat WebSocket session caught an error with code
{
error
}
"
)
;
}
}
class
ChatServer
:
WssServer
{
public
ChatServer
(
SslContext
context
,
IPAddress
address
,
int
port
)
:
base
(
context
,
address
,
port
)
{
}
protected
override
SslSession
CreateSession
(
)
{
return
new
ChatSession
(
this
)
;
}
protected
override
void
OnError
(
SocketError
error
)
{
Console
.
WriteLine
(
$
"Chat WebSocket server caught an error with code
{
error
}
"
)
;
}
}
class
Program
{
static
void
Main
(
string
[
]
args
)
{
// WebSocket server port
int
port
=
8443
;
if
(
args
.
Length
>
0
)
port
=
int
.
Parse
(
args
[
0
]
)
;
// WebSocket server content path
string
www
=
"../../../../../www/wss"
;
if
(
args
.
Length
>
1
)
www
=
args
[
1
]
;
Console
.
WriteLine
(
$
"WebSocket server port:
{
port
}
"
)
;
Console
.
WriteLine
(
$
"WebSocket server static content path:
{
www
}
"
)
;
Console
.
WriteLine
(
$
"WebSocket server website: https://localhost:
{
port
}
/chat/index.html"
)
;
Console
.
WriteLine
(
)
;
// Create and prepare a new SSL server context
var
context
=
new
SslContext
(
SslProtocols
.
Tls12
,
new
X509Certificate2
(
"server.pfx"
,
"qwerty"
)
)
;
// Create a new WebSocket server
var
server
=
new
ChatServer
(
context
,
IPAddress
.
Any
,
port
)
;
server
.
AddStaticContent
(
www
,
"/chat"
)
;
// Start the server
Console
.
Write
(
"Server starting..."
)
;
server
.
Start
(
)
;
Console
.
WriteLine
(
"Done!"
)
;
Console
.
WriteLine
(
"Press Enter to stop the server or '!' to restart the server..."
)
;
// Perform text input
for
(
;
;
)
{
string
line
=
Console
.
ReadLine
(
)
;
if
(
string
.
IsNullOrEmpty
(
line
)
)
break
;
// Restart the server
if
(
line
==
"!"
)
{
Console
.
Write
(
"Server restarting..."
)
;
server
.
Restart
(
)
;
Console
.
WriteLine
(
"Done!"
)
;
}
// Multicast admin message to all sessions
line
=
"(admin) "
+
line
;
server
.
MulticastText
(
line
)
;
}
// Stop the server
Console
.
Write
(
"Server stopping..."
)
;
server
.
Stop
(
)
;
Console
.
WriteLine
(
"Done!"
)
;
}
}
}
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