Merge pull request #72 from ferristseng/ftseng-divide-cratesHEADmaster

Divide backends into separate crates

1 files changed, 69 insertions, 0 deletions

diff --git a/ipfs-api-examples/examples/add_tar.rs b/ipfs-api-examples/examples/add_tar.rs
new file mode 100644
index 0000000..0098ded
--- /dev/null
+++ b/ipfs-api-examples/examples/add_tar.rs
@@ -0,0 +1,69 @@
+// Copyright 2017 rust-ipfs-api Developers
+//
+// Licensed under the Apache License, Version 2.0, <LICENSE-APACHE or
+// http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or
+// http://opensource.org/licenses/MIT>, at your option. This file may not be
+// copied, modified, or distributed except according to those terms.
+//
+
+use futures::TryStreamExt;
+use ipfs_api_examples::ipfs_api::{IpfsApi, IpfsClient};
+use std::io::Cursor;
+use tar::Builder;
+
+// Creates an Ipfs client, and adds this source file to Ipfs.
+//
+#[ipfs_api_examples::main]
+async fn main() {
+    tracing_subscriber::fmt::init();
+
+    eprintln!("note: this must be run in the root of the project repository");
+    eprintln!("connecting to localhost:5001...");
+
+    let client = IpfsClient::default();
+
+    // Create a in-memory tar file with this source file as its contents.
+    //
+    let mut buf = Vec::new();
+    {
+        let mut builder = Builder::new(&mut buf);
+
+        builder
+            .append_path(file!())
+            .expect("failed to create tar file");
+        builder.finish().expect("failed to create tar file");
+    }
+    let cursor = Cursor::new(buf);
+
+    // Write in-memory tar file to IPFS.
+    //
+    let file = match client.tar_add(cursor).await {
+        Ok(file) => {
+            eprintln!("added tar file: {:?}", file);
+            eprintln!();
+
+            file
+        }
+        Err(e) => {
+            eprintln!("error writing tar file: {}", e);
+
+            return;
+        }
+    };
+
+    // Read tar file from IPFS.
+    //
+    match client
+        .tar_cat(&file.hash[..])
+        .map_ok(|chunk| chunk.to_vec())
+        .try_concat()
+        .await
+    {
+        Ok(tar) => {
+            println!("{}", String::from_utf8_lossy(&tar[..]));
+        }
+        Err(e) => {
+            eprintln!("error reading tar file: {}", e);
+        }
+    }
+}