87 lines
2.7 KiB
V
87 lines
2.7 KiB
V
module main
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import time
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import os
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import net.websocket
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fn main() {
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println('press enter to quit...\n')
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go start_server()
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time.sleep(100 * time.millisecond)
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go start_client()
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os.get_line()
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}
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// start_server starts the websocket server, it receives messages
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// and send it back to the client that sent it
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fn start_server() ? {
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mut s := websocket.new_server(.ip6, 30000, '')
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// Make that in execution test time give time to execute at least one time
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s.ping_interval = 100
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s.on_connect(fn (mut s websocket.ServerClient) ?bool {
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// Here you can look att the client info and accept or not accept
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// just returning a true/false
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if s.resource_name != '/' {
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return false
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}
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return true
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}) ?
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s.on_message(fn (mut ws websocket.Client, msg &websocket.Message) ? {
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ws.write(msg.payload, msg.opcode) or { panic(err) }
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})
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s.on_close(fn (mut ws websocket.Client, code int, reason string) ? {
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// println('client ($ws.id) closed connection')
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})
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s.listen() or { println('error on server listen: $err') }
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unsafe {
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s.free()
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}
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}
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// start_client starts the websocket client, it writes a message to
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// the server and prints all the messages received
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fn start_client() ? {
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mut ws := websocket.new_client('ws://localhost:30000') ?
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// mut ws := websocket.new_client('wss://echo.websocket.org:443')?
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// use on_open_ref if you want to send any reference object
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ws.on_open(fn (mut ws websocket.Client) ? {
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println('open!')
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})
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// use on_error_ref if you want to send any reference object
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ws.on_error(fn (mut ws websocket.Client, err string) ? {
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println('error: $err')
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})
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// use on_close_ref if you want to send any reference object
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ws.on_close(fn (mut ws websocket.Client, code int, reason string) ? {
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println('closed')
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})
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// use on_message_ref if you want to send any reference object
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ws.on_message(fn (mut ws websocket.Client, msg &websocket.Message) ? {
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if msg.payload.len > 0 {
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message := msg.payload.bytestr()
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println('client got type: $msg.opcode payload:\n$message')
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}
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})
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// you can add any pointer reference to use in callback
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// t := TestRef{count: 10}
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// ws.on_message_ref(fn (mut ws websocket.Client, msg &websocket.Message, r &SomeRef)? {
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// // println('type: $msg.opcode payload:\n$msg.payload ref: $r')
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// }, &r)
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ws.connect() or { println('error on connect: $err') }
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go write_echo(mut ws) // or { println('error on write_echo $err') }
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ws.listen() or { println('error on listen $err') }
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unsafe {
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ws.free()
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}
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}
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fn write_echo(mut ws websocket.Client) ? {
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message := 'echo this'
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for i := 0; i <= 10; i++ {
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// Server will send pings every 30 seconds
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ws.write_string(message) or { println('panicing writing $err') }
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time.sleep(100 * time.millisecond)
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}
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ws.close(1000, 'normal') or { println('panicing $err') }
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}
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