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author | Ferris Tseng <ferristseng@fastmail.fm> | 2020-08-03 19:57:31 -0400 |
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committer | GitHub <noreply@github.com> | 2020-08-03 19:57:31 -0400 |
commit | 8bd79dc412c399dc59075a04b80c894baa108475 (patch) | |
tree | 8e830f84eaa20de7361a4f69817c0ca526e0ba52 /ipfs-api/examples/dag.rs | |
parent | e4ecefe07bc0936898f4a7b4161ac4ff973a02aa (diff) | |
parent | 82accb206e45beeecef7995238ea6ad9a6c7c42c (diff) |
Merge pull request #57 from SionoiS/dag
Dag API
Diffstat (limited to 'ipfs-api/examples/dag.rs')
-rw-r--r-- | ipfs-api/examples/dag.rs | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/ipfs-api/examples/dag.rs b/ipfs-api/examples/dag.rs new file mode 100644 index 0000000..9dff2bb --- /dev/null +++ b/ipfs-api/examples/dag.rs @@ -0,0 +1,45 @@ +// 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::IpfsClient; +use std::io::Cursor; + +// Creates an Ipfs client, and adds this dag object to Ipfs then fetch it back. +// +#[cfg_attr(feature = "actix", actix_rt::main)] +#[cfg_attr(feature = "hyper", tokio::main)] +async fn main() { + 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); + } + } +} |