Connect to all addresses the provider has

This uses a branch directly from iroh repo again
This commit is contained in:
Floris Bruynooghe
2023-03-09 16:49:34 +01:00
parent 02afacf989
commit 05e50ea787
3 changed files with 419 additions and 44 deletions

382
Cargo.lock generated
View File

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View File

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hex = "0.4.0"
humansize = "2"
image = { version = "0.24.5", default-features=false, features = ["gif", "jpeg", "ico", "png", "pnm", "webp", "bmp"] }
iroh = { version = "0.3.0", default-features = false }
# iroh = { version = "0.3.0", default-features = false }
iroh = { git = 'https://github.com/n0-computer/iroh', branch = "flub/ticket-multiple-addrs" }
kamadak-exif = "0.5"
lettre_email = { git = "https://github.com/deltachat/lettre", branch = "master" }
libc = "0.2"

View File

@@ -362,18 +362,61 @@ async fn get_backup_inner(context: &Context, qr: Qr) -> Result<()> {
Qr::Backup { ticket } => ticket,
_ => bail!("QR code for backup must be of type DCBACKUP"),
};
let opts = Options {
addr: ticket.addr,
peer_id: Some(ticket.peer),
keylog: false,
};
for addr in ticket.addrs.iter() {
let opts = Options {
addr: *addr,
peer_id: Some(ticket.peer),
keylog: false,
};
match transfer_from_provider(context, &ticket, opts).await {
Ok(_) => {
delete_and_reset_all_device_msgs(context).await?;
context.emit_event(ReceiveProgress::Completed.into());
return Ok(());
}
Err(TransferError::ConnectionError(_)) => continue,
Err(TransferError::Other(err)) => {
// Clean up any blobs we already wrote.
let readdir = fs::read_dir(context.get_blobdir()).await?;
let mut readdir = ReadDirStream::new(readdir);
while let Some(dirent) = readdir.next().await {
if let Ok(dirent) = dirent {
fs::remove_file(dirent.path()).await.ok();
}
}
context.emit_event(ReceiveProgress::Failed.into());
return Err(err);
}
}
}
Err(anyhow!("failed to contact provider"))
}
/// Error during a single transfer attempt.
///
/// Mostly exists to distinguish between `ConnectionError` and any other errors.
#[derive(Debug, thiserror::Error)]
enum TransferError {
#[error("connection error")]
ConnectionError(#[source] anyhow::Error),
#[error("other")]
Other(#[source] anyhow::Error),
}
async fn transfer_from_provider(
context: &Context,
ticket: &Ticket,
opts: Options,
) -> Result<(), TransferError> {
let progress = ProgressEmitter::new(0, ReceiveProgress::max_blob_progress());
spawn_progress_proxy(context.clone(), progress.subscribe());
let mut connected = false;
let on_connected = || {
context.emit_event(ReceiveProgress::Connected.into());
connected = true;
async { Ok(()) }
};
let on_blob = |hash, reader, name| on_blob(context, &progress, &ticket, hash, reader, name);
let on_blob = |hash, reader, name| on_blob(context, &progress, ticket, hash, reader, name);
let res = iroh::get::run(
ticket.hash,
ticket.token,
@@ -388,25 +431,10 @@ async fn get_backup_inner(context: &Context, qr: Qr) -> Result<()> {
)
.await;
drop(progress);
match res {
Ok(_) => {
delete_and_reset_all_device_msgs(context).await?;
context.emit_event(ReceiveProgress::Completed.into());
Ok(())
}
Err(err) => {
// Clean up any blobs we already wrote.
let readdir = fs::read_dir(context.get_blobdir()).await?;
let mut readdir = ReadDirStream::new(readdir);
while let Some(dirent) = readdir.next().await {
if let Ok(dirent) = dirent {
fs::remove_file(dirent.path()).await.ok();
}
}
context.emit_event(ReceiveProgress::Failed.into());
Err(err)
}
}
res.map(|_| ()).map_err(|err| match connected {
true => TransferError::Other(err),
false => TransferError::ConnectionError(err),
})
}
/// Get callback when a blob is received from the provider.