87 lines
2.5 KiB
Rust
87 lines
2.5 KiB
Rust
// Copyright (c) 2018 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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use crate::util::helpers::PlainText;
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use digest::Digest;
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use sha1::Sha1;
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generate_element!(
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/// The main authentication mechanism for components.
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#[derive(Default)]
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Handshake, "handshake", COMPONENT,
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text: (
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/// If Some, contains the hex-encoded SHA-1 of the concatenation of the
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/// stream id and the password, and is used to authenticate against the
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/// server.
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///
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/// If None, it is the successful reply from the server, the stream is now
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/// fully established and both sides can now exchange stanzas.
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data: PlainText<Option<String>>
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)
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);
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impl Handshake {
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/// Creates a successful reply from a server.
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pub fn new() -> Handshake {
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Handshake::default()
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}
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/// Creates an authentication request from the component.
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pub fn from_password_and_stream_id(password: &str, stream_id: &str) -> Handshake {
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let input = String::from(stream_id) + password;
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let hash = Sha1::digest(input.as_bytes());
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let content = format!("{:x}", hash);
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Handshake {
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data: Some(content),
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}
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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 minidom::Element;
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use try_from::TryFrom;
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#[cfg(target_pointer_width = "32")]
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#[test]
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fn test_size() {
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assert_size!(Handshake, 12);
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}
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#[cfg(target_pointer_width = "64")]
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#[test]
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fn test_size() {
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assert_size!(Handshake, 24);
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}
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#[test]
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fn test_simple() {
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let elem: Element = "<handshake xmlns='jabber:component:accept'/>"
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.parse()
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.unwrap();
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let handshake = Handshake::try_from(elem).unwrap();
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assert_eq!(handshake.data, None);
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let elem: Element = "<handshake xmlns='jabber:component:accept'>Coucou</handshake>"
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.parse()
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.unwrap();
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let handshake = Handshake::try_from(elem).unwrap();
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assert_eq!(handshake.data, Some(String::from("Coucou")));
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}
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#[test]
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fn test_constructors() {
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let handshake = Handshake::new();
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assert_eq!(handshake.data, None);
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let handshake = Handshake::from_password_and_stream_id("123456", "sid");
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assert_eq!(
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handshake.data,
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Some(String::from("9accec263ab84a43c6037ccf7cd48cb1d3f6df8e"))
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);
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}
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}
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