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Merge remote-tracking branch 'origin/master' into feat/async-jobs

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dignifiedquire
2020-04-09 23:41:34 +02:00
parent 49b2f80ded d31265895d
commit 307a3e078e
27 changed files with 871 additions and 365 deletions
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33
src/securejoin.rs
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@@ -824,9 +824,42 @@ pub(crate) async fn handle_securejoin_handshake(
}
}
/// observe_securejoin_on_other_device() must be called when a self-sent securejoin message is seen.
/// currently, the message is only ignored, in the future,
/// we may mark peers as verified accross devices:
///
/// in a multi-device-setup, there may be other devices that "see" the handshake messages.
/// if the seen messages seen are self-sent messages encrypted+signed correctly with our key,
/// we can make some conclusions of it:
///
/// - if we see the self-sent-message vg-member-added/vc-contact-confirm,
/// we know that we're an inviter-observer.
/// the inviting device has marked a peer as verified on vg-request-with-auth/vc-request-with-auth
/// before sending vg-member-added/vc-contact-confirm - so, if we observe vg-member-added/vc-contact-confirm,
/// we can mark the peer as verified as well.
///
/// - if we see the self-sent-message vg-member-added-received
/// we know that we're an joiner-observer.
/// the joining device has marked the peer as verified on vg-member-added/vc-contact-confirm
/// before sending vg-member-added-received - so, if we observe vg-member-added-received,
/// we can mark the peer as verified as well.
///
/// to make this work, (a) some messages must not be deleted,
/// (b) we need a vc-contact-confirm-received message if bcc_self is set,
/// (c) we should make sure, we do not only rely on the unencrypted To:-header for identifying the peer
/// (in handle_securejoin_handshake() we have the oob information for that)
pub(crate) fn observe_securejoin_on_other_device(
_context: &Context,
_mime_message: &MimeMessage,
_contact_id: u32,
) -> Result<HandshakeMessage, HandshakeError> {
Ok(HandshakeMessage::Ignore)
}
async fn secure_connection_established(context: &Context, contact_chat_id: ChatId) {
let contact_id: u32 = chat_id_2_contact_id(context, contact_chat_id).await;
let contact = Contact::get_by_id(context, contact_id).await;
let addr = if let Ok(ref contact) = contact {
contact.get_addr()
} else {