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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 crate::command::{verify_file, CliCommand, EXPECTED_FILE};
use clap::App;
use futures::{Future, Stream};
use std::fs::File;
use std::io::{self, Write};
pub struct Command;
impl CliCommand for Command {
const NAME: &'static str = "block";
fn signature<'a, 'b>() -> App<'a, 'b> {
clap_app!(
@subcommand block =>
(@setting SubcommandRequiredElseHelp)
(@subcommand get =>
(about: "Get a raw IPFS block")
(@arg KEY: +required "The base58 multihash of an existing block")
)
(@subcommand put =>
(about: "Store a file as an IPFS block")
(@arg INPUT: +required {verify_file} "The file to store as an IPFS block")
)
(@subcommand rm =>
(about: "Removes an IPFS block")
(@arg KEY: +required "The base58 multihash of a block to remove")
)
(@subcommand stat =>
(about: "Get information about a raw IPFS block")
(@arg KEY: +required "The base58 multihash of the block to retrieve")
)
)
}
handle!(
client;
("get", args) => {
let key = args.value_of("KEY").unwrap();
client
.block_get(key)
.for_each(|chunk| io::stdout().write_all(&chunk).map_err(From::from))
},
("put", args) => {
let path = args.value_of("INPUT").unwrap();
let file = File::open(path).expect(EXPECTED_FILE);
client
.block_put(file)
.map(|block| {
println!();
println!(" key : {}", block.key);
println!(" size : {}", block.size);
println!();
})
},
("rm", args) => {
let key = args.value_of("KEY").unwrap();
client
.block_rm(key)
.map(|rm| {
println!();
println!(" hash : {}", rm.hash);
if let Some(error) = rm.error {
println!(" error : {}", error);
}
println!();
})
},
("stat", args) => {
let key = args.value_of("KEY").unwrap();
client
.block_stat(key)
.map(|stat| {
println!();
println!(" key : {}", stat.key);
println!(" size : {}", stat.size);
println!();
})
}
);
}
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