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// 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;
// Creates an Ipfs client, and adds this dag object to Ipfs then fetch it back.
//
#[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();
let dag_node = Cursor::new(r#"{"hello":"world"}"#);
let response = client
.dag_put(dag_node)
.await
.expect("error adding dag node");
let cid = response.cid.cid_string;
match client
.dag_get(&cid)
.map_ok(|chunk| chunk.to_vec())
.try_concat()
.await
{
Ok(bytes) => {
println!("{}", String::from_utf8_lossy(&bytes[..]));
}
Err(e) => {
eprintln!("error reading dag node: {}", e);
}
}
}
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