conn = tcpd.connect(arg:table)connect to remote tcp server.
keys in the arg:
host: string
host to connect.
port: integer
port to connect.
onread: function?
stream input callback, arg1 => buffer_in:string
onsendready: function?
callback on ready to send new data (stream output complete), no arg
ondisconnected: function?
ondisconnected callback, arg1 => reason:string
onconnected: function?
onconnected callback
ssl: boolean?
whether ssl connection, default false.
ssl_host: string?
tls extension host name for ssl handshake, use host if this field is not set.
cainfo: string?
file path to cacert.pem
capath: string?
directory path of cacert.pem
ssl_verifyhost: integer?
verify server certificate’s host. 1 verify, 0 ignore.
ssl_verifypeer: integer?
verify ssl certificate, 1 verify, 0 ignore.
pkcs12.path: string?
path to pkcs12 file, option available only if cainfo/capath has not been set. This option can be used to connect to apple’s APNS server.
pkcs12.password: string?
password of pkcs12 file.
read_timeout: number?
connection’s read timeout.
write_timeout: number?
connection’s write timeout.
conn apis:
send(buf)send out data buf.
close()close connection, ondisconnected may not callback.
reconnect()reconnect to the destination.
pause_read()pause onread callback.
resume_read()resume onread callback.
serv = tcpd.bind(arg:table)listening on tcp socket.
serv apis
close() shutdown the server.rebind() rebind the same host/port.(e.g. resume back in mobile device, rebind port.)keys in the arg:
host: string?
bind host, if not set, bind to “0.0.0.0”
port: integer?
port to listen, if not set, use random port which is available.
onaccept: function
new client connection callback, arg1 => accept_connection
ssl: boolean?
listening as ssl server, default false.
cert: string?
ssl cert file path.
key: string?
ssl key file path.
onsslhostname: function
ssl hostname (servername extension) callback, arg1 => hostname:string
send_buffer_size: integer?
client connection send buffer size.
receive_buffer_size: integer?
client connection receive buffer size.
send(buf)send data buf to client.
close()close client connection.
flush()flush data to client.
remoteinfo()return the client connection info table.
{ip = "1.2.3.4", port = 1234}
pause_read()pause onread (from bind) callback.
resume_read()resume onread (from bind) callback.
bind(arg:table)working on single connection.
keys in the arg:
onread: function?
on read message from client callback, arg1 => databuf:string
onsendready: function?
on send ready callback, no arg.
ondisconnected
on client disconnected callback, arg1 => reason:string