From 6cd1d7f93bd6f150341582a1b54087cefffdbf87 Mon Sep 17 00:00:00 2001
From: "Eli W. Hunter" <42009212+elihunter173@users.noreply.github.com>
Date: Thu, 23 Jul 2020 23:54:12 -0400
Subject: Async/Await Support (continuation of #191) (#229)
* it builds!
* remove unused dependencies
* bump dependencies
* reimplement 'exec' endpoint
* update a few more examples
* update remaining examples
* fix doc tests, remove unused 'read' module
* remove feature-gated async closures
* split futures dependency to just 'futures-util'
* update version and readme
* make functions accepting Body generic over Into
again
* update changelog
* reinstate 'unix-socket' feature
* reinstate 'attach' endpoint
* fix clippy lints
* fix documentation typo
* fix container copyfrom/into implementations
* add convenience methods for TtyChunk struct
* remove 'main' from code example to silence clippy lint
* Update hyper to 0.13.1
* Add Send bounds to TtyWriter
* Appease clippy
* Fix examples
* Update issue in changelog
Co-authored-by: Daniel Eades
Co-authored-by: Marc Schreiber
---
examples/export.rs | 26 ++++++++++++--------------
1 file changed, 12 insertions(+), 14 deletions(-)
(limited to 'examples/export.rs')
diff --git a/examples/export.rs b/examples/export.rs
index 55d1b7b..34f460d 100644
--- a/examples/export.rs
+++ b/examples/export.rs
@@ -1,8 +1,10 @@
-use shiplift::{errors::Error, Docker};
+use futures::StreamExt;
use std::{env, fs::OpenOptions, io::Write};
-use tokio::prelude::{Future, Stream};
-fn main() {
+use shiplift::{errors::Error, Docker};
+
+#[tokio::main]
+async fn main() {
let docker = Docker::new();
let id = env::args().nth(1).expect("You need to specify an image id");
@@ -11,17 +13,13 @@ fn main() {
.create(true)
.open(format!("{}.tar", &id))
.unwrap();
+
let images = docker.images();
- let fut = images
- .get(&id)
- .export()
- .for_each(move |bytes| {
- export_file
- .write(&bytes[..])
- .map(|n| println!("copied {} bytes", n))
- .map_err(Error::IO)
- })
- .map_err(|e| eprintln!("Error: {}", e));
- tokio::run(fut)
+ while let Some(export_result) = images.get(&id).export().next().await {
+ match export_result.and_then(|bytes| export_file.write(&bytes).map_err(Error::from)) {
+ Ok(n) => println!("copied {} bytes", n),
+ Err(e) => eprintln!("Error: {}", e),
+ }
+ }
}
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