PR to grain StdLib: grain-lang/grain#1590
A simple sock_* implementation for wasi runtimes using grain
import Net from "../server"
let content = "HTTP/1.1 200 OK
Date: Sun, 18 Oct 2012 10:36:20 GMT
Server: Grain Server
Content-Length: 77
Connection: Closed
Content-Type: text/html; charset=iso-8859-1
<html><head><title>Index</title></head><body><h3>It works!</h3></body></html>"
/**
* Construct a server (internally the fd number (0) will be added by 3)
*/
let server = Net.new(0, 5)
/**
* Set the connected callback to the instance
*/
server.onConnected(
(client) => {
print("Client connected")
void
}
)
/**
* Set the disconnected callback to the instance
*/
server.onDisconnected(
(client) => {
print("Client disconnected")
void
}
)
/**
* Set the receive callback to the instance
*/
server.onReceive(
(client, message) => {
print("Client want: \r\n"++ message)
server.send(client, content)
void
}
)
/**
* Start the server
*/
server.start()
while (true) {
server.accecptClient();
}Run the following commands to start the server
grain compile simpleServer.gr
wasmtime --tcplisten localhost:5000 --env a=b simpleServer.gr.wasm Open a browser and point it to http://localhost:5000/