165 lines
5.0 KiB
Rust
165 lines
5.0 KiB
Rust
use std::str;
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use std::sync::Arc;
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use peanuts::{Reader, Writer};
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use rsasl::prelude::SASLConfig;
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use tokio::io::{AsyncRead, AsyncWrite, AsyncWriteExt, BufReader, ReadHalf, WriteHalf};
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use tracing::{debug, info, trace};
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use crate::connection::{Tls, Unencrypted};
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use crate::error::Error;
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use crate::stanza::stream::Stream;
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use crate::stanza::XML_VERSION;
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use crate::Result;
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use crate::JID;
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pub struct Jabber<S>
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where
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S: AsyncRead + AsyncWrite + Unpin,
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{
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reader: Reader<ReadHalf<S>>,
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writer: Writer<WriteHalf<S>>,
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jid: Option<JID>,
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auth: Option<Arc<SASLConfig>>,
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server: String,
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}
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impl<S> Jabber<S>
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where
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S: AsyncRead + AsyncWrite + Unpin,
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{
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pub fn new(
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reader: ReadHalf<S>,
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writer: WriteHalf<S>,
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jid: Option<JID>,
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auth: Option<Arc<SASLConfig>>,
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server: String,
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) -> Self {
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let reader = Reader::new(reader);
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let writer = Writer::new(writer);
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Self {
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reader,
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writer,
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jid,
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auth,
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server,
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}
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}
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}
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impl<S> Jabber<S>
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where
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S: AsyncRead + AsyncWrite + Unpin + Send,
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{
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// pub async fn negotiate(self) -> Result<Jabber<S>> {}
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pub async fn start_stream(&mut self) -> Result<()> {
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// client to server
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// declaration
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self.writer.write_declaration(XML_VERSION).await?;
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// opening stream element
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let server = self.server.clone().try_into()?;
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let stream = Stream::new_client(None, server, None, "en".to_string());
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// TODO: nicer function to serialize to xml writer
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self.writer.write_start(&stream).await?;
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// server to client
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// may or may not send a declaration
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let decl = self.reader.read_prolog().await?;
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// receive stream element and validate
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let stream: Stream = self.reader.read_start().await?;
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if let Some(from) = stream.from {
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self.server = from.to_string()
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}
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Ok(())
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}
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}
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// pub async fn get_features(&mut self) -> Result<Vec<StreamFeature>> {
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// Element::read(&mut self.reader).await?.try_into()
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// }
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impl Jabber<Unencrypted> {
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pub async fn starttls(&mut self) -> Result<Jabber<Tls>> {
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todo!()
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}
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// let mut starttls_element = BytesStart::new("starttls");
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// starttls_element.push_attribute(("xmlns", "urn:ietf:params:xml:ns:xmpp-tls"));
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// self.writer
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// .write_event_async(Event::Empty(starttls_element))
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// .await
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// .unwrap();
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// let mut buf = Vec::new();
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// match self.reader.read_event_into_async(&mut buf).await.unwrap() {
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// Event::Empty(e) => match e.name() {
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// QName(b"proceed") => {
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// let connector = TlsConnector::new().unwrap();
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// let stream = self
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// .reader
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// .into_inner()
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// .into_inner()
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// .unsplit(self.writer.into_inner());
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// if let Ok(tlsstream) = tokio_native_tls::TlsConnector::from(connector)
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// .connect(&self.jabber.server, stream)
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// .await
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// {
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// let (read, write) = tokio::io::split(tlsstream);
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// let reader = Reader::from_reader(BufReader::new(read));
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// let writer = Writer::new(write);
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// let mut client =
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// super::encrypted::JabberClient::new(reader, writer, self.jabber);
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// client.start_stream().await?;
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// return Ok(client);
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// }
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// }
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// QName(_) => return Err(JabberError::TlsNegotiation),
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// },
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// _ => return Err(JabberError::TlsNegotiation),
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// }
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// Err(JabberError::TlsNegotiation)
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// }
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}
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impl std::fmt::Debug for Jabber<Tls> {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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f.debug_struct("Jabber")
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.field("connection", &"tls")
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.field("jid", &self.jid)
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.field("auth", &self.auth)
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.field("server", &self.server)
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.finish()
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}
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}
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impl std::fmt::Debug for Jabber<Unencrypted> {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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f.debug_struct("Jabber")
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.field("connection", &"unencrypted")
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.field("jid", &self.jid)
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.field("auth", &self.auth)
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.field("server", &self.server)
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.finish()
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use crate::connection::Connection;
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use test_log::test;
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#[test(tokio::test)]
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async fn start_stream() {
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let connection = Connection::connect("blos.sm").await.unwrap();
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match connection {
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Connection::Encrypted(mut c) => c.start_stream().await.unwrap(),
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Connection::Unencrypted(mut c) => c.start_stream().await.unwrap(),
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}
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}
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}
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