tokio_xmpp/connect/
tcp.rs

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//! `starttls::ServerConfig` provides a `ServerConnector` for starttls connections

use std::borrow::Cow;

use tokio::{io::BufStream, net::TcpStream};

use crate::{
    connect::{DnsConfig, ServerConnector},
    xmlstream::{initiate_stream, PendingFeaturesRecv, StreamHeader, Timeouts},
    Client, Component, Error,
};

/// Component that connects over TCP
pub type TcpComponent = Component<TcpServerConnector>;

/// Client that connects over TCP
pub type TcpClient = Client<TcpServerConnector>;

/// Connect via insecure plaintext TCP to an XMPP server
/// This should only be used over localhost or otherwise when you know what you are doing
/// Probably mostly useful for Components
#[derive(Debug, Clone)]
pub struct TcpServerConnector(pub DnsConfig);

impl From<DnsConfig> for TcpServerConnector {
    fn from(dns_config: DnsConfig) -> TcpServerConnector {
        Self(dns_config)
    }
}

impl ServerConnector for TcpServerConnector {
    type Stream = BufStream<TcpStream>;

    async fn connect(
        &self,
        jid: &xmpp_parsers::jid::Jid,
        ns: &'static str,
        timeouts: Timeouts,
    ) -> Result<PendingFeaturesRecv<Self::Stream>, Error> {
        let stream = BufStream::new(self.0.resolve().await?);
        Ok(initiate_stream(
            stream,
            ns,
            StreamHeader {
                to: Some(Cow::Borrowed(jid.domain().as_str())),
                from: None,
                id: None,
            },
            timeouts,
        )
        .await?)
    }
}