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Fix websocket conversion code

This commit is contained in:
Travis Burtrum 2022-09-30 21:22:01 -04:00
parent f179a1c526
commit 30ca8609d5
2 changed files with 28 additions and 9 deletions
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2
src/srv.rs
View File

@ -831,7 +831,7 @@ pub fn digest(algorithm: &'static Algorithm, buf: &[u8]) -> String {
#[cfg(test)]
mod tests {
use crate::srv::*;
use std::path::PathBuf;
use std::{fs::File, io::Read, path::PathBuf};
fn valid_posh(posh: &[u8], cert: &[u8]) -> bool {
let posh: PoshJson = serde_json::from_slice(posh).unwrap();

35
src/websocket/mod.rs
View File

@ -58,9 +58,6 @@ pub fn from_ws(stanza: String) -> String {
}
pub fn to_ws_new(buf: &[u8], mut end_of_first_tag: usize, is_c2s: bool) -> Result<String> {
if end_of_first_tag == 0 {
return Ok(String::from_utf8(buf.to_vec())?);
}
if buf.starts_with(b"<stream:stream ") {
let buf = String::from_utf8(buf.to_vec())?;
return Ok(buf
@ -69,6 +66,9 @@ pub fn to_ws_new(buf: &[u8], mut end_of_first_tag: usize, is_c2s: bool) -> Resul
.replace("jabber:client", "urn:ietf:params:xml:ns:xmpp-framing")
.replace('>', "/>"));
}
if end_of_first_tag == 0 {
return Ok(String::from_utf8(buf.to_vec())?);
}
if buf.starts_with(b"</stream:stream") {
return Ok(r#"<close xmlns="urn:ietf:params:xml:ns:xmpp-framing" />"#.to_string());
}
@ -76,14 +76,28 @@ pub fn to_ws_new(buf: &[u8], mut end_of_first_tag: usize, is_c2s: bool) -> Resul
end_of_first_tag -= 1;
}
let first_tag_bytes = &buf[0..end_of_first_tag];
if first_tag_bytes.first_index_of(b" xmlns='").is_ok() || first_tag_bytes.first_index_of(br#" xmlns=""#).is_ok() {
let has_xmlns = first_tag_bytes.first_index_of(b" xmlns='").is_ok() || first_tag_bytes.first_index_of(br#" xmlns=""#).is_ok();
let has_xmlns_stream = !first_tag_bytes.contains_seq(b"stream:") || (first_tag_bytes.first_index_of(b" xmlns:stream='").is_ok() || first_tag_bytes.first_index_of(br#" xmlns:stream=""#).is_ok());
if has_xmlns && has_xmlns_stream {
// already set, do nothing
return Ok(String::from_utf8(buf.to_vec())?);
}
// otherwise add proper xmlns before end of tag
let mut ret = String::with_capacity(buf.len() + 22);
let mut capacity = 0;
if !has_xmlns {
capacity += 22;
}
if !has_xmlns_stream {
capacity += 48;
}
let mut ret = String::with_capacity(buf.len() + capacity);
ret.push_str(std::str::from_utf8(first_tag_bytes)?);
ret.push_str(if is_c2s { " xmlns='jabber:client'" } else { " xmlns='jabber:server'" });
if !has_xmlns {
ret.push_str(if is_c2s { " xmlns='jabber:client'" } else { " xmlns='jabber:server'" });
}
if !has_xmlns_stream {
ret.push_str(" xmlns:stream='http://etherx.jabber.org/streams'");
}
ret.push_str(std::str::from_utf8(&buf[end_of_first_tag..])?);
Ok(ret)
}
@ -95,7 +109,10 @@ use crate::{
#[cfg(test)]
mod tests {
use crate::websocket::*;
use crate::{
stanzafilter::{StanzaFilter, StanzaReader},
websocket::*,
};
use std::io::Cursor;
#[test]
@ -128,6 +145,7 @@ mod tests {
to_vec_eoft(
StanzaReader(Cursor::new(
br###"
<stream:stream id='719668c2-f5ba-4243-8042-ce6b2cece11b' xmlns='jabber:client' version='1.0' xml:lang='en' from='test.moparisthe.best' xmlns:stream='http://etherx.jabber.org/streams'>
<stream:stream xmlns="jabber:client" version="1.0" to="test.moparisthe.best" xml:lang="en">
</stream:stream>
<iq type='result' id='6ef4a4b7-7f2b-462b-9176-83ec706c625e' to='test1@test.moparisthe.best/gajim.12S9XM42'/>
@ -140,10 +158,11 @@ mod tests {
)
.await?,
vec![
r#"<open id='719668c2-f5ba-4243-8042-ce6b2cece11b' xmlns='urn:ietf:params:xml:ns:xmpp-framing' version='1.0' xml:lang='en' from='test.moparisthe.best' xmlns:stream='http://etherx.jabber.org/streams'/>"#,
r#"<open xmlns="urn:ietf:params:xml:ns:xmpp-framing" version="1.0" to="test.moparisthe.best" xml:lang="en"/>"#,
r#"<close xmlns="urn:ietf:params:xml:ns:xmpp-framing" />"#,
r#"<iq type='result' id='6ef4a4b7-7f2b-462b-9176-83ec706c625e' to='test1@test.moparisthe.best/gajim.12S9XM42' xmlns='jabber:client'/>"#,
r#"<stream:features xmlns='jabber:client'><mechanisms xmlns='urn:ietf:params:xml:ns:xmpp-sasl'><mechanism>PLAIN</mechanism><mechanism>SCRAM-SHA-1</mechanism></mechanisms></stream:features>"#,
r#"<stream:features xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'><mechanisms xmlns='urn:ietf:params:xml:ns:xmpp-sasl'><mechanism>PLAIN</mechanism><mechanism>SCRAM-SHA-1</mechanism></mechanisms></stream:features>"#,
r#"<iq type='result' id='7b0d57bb-6446-4701-92e5-8b9354bbfabe' xmlns='jabber:client'><bind xmlns='urn:ietf:params:xml:ns:xmpp-bind'><jid>test1@test.moparisthe.best/gajim.12S9XM42</jid></bind></iq>"#,
r#"<iq type='result' id='7b0d57bb-6446-4701-92e5-8b9354bb>fabe' xmlns='jabber:client'><bind xmlns='urn:ietf:params:xml:ns:xmpp-bind'><jid>test1@test.moparisthe.best/gajim.12S9XM42</jid></bind></iq>"#,
]