209 lines
6.8 KiB
Rust
209 lines
6.8 KiB
Rust
extern crate kuska_handshake;
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extern crate kuska_ssb;
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extern crate base64;
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extern crate crossbeam;
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use std::fmt::Debug;
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use async_std::io::{Read, Write};
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use async_std::net::TcpStream;
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use kuska_handshake::async_std::{handshake_client, BoxStream};
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use kuska_ssb::api::{
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ApiHelper, CreateHistoryStreamArgs, CreateStreamArgs, LatestUserMessage, WhoAmI,
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};
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use kuska_ssb::discovery::ssb_net_id;
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use kuska_ssb::feed::{is_privatebox, privatebox_decipher, Feed, Message};
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use kuska_ssb::keystore::from_patchwork_local;
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use kuska_ssb::keystore::OwnedIdentity;
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use kuska_ssb::rpc::{RecvMsg, RequestNo, RpcStream};
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type AnyResult<T> = std::result::Result<T, Box<dyn std::error::Error>>;
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pub fn whoami_res_parse(body: &[u8]) -> AnyResult<WhoAmI> {
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Ok(serde_json::from_slice(body)?)
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}
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pub fn message_res_parse(body: &[u8]) -> AnyResult<Message> {
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Ok(Message::from_slice(body)?)
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}
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pub fn feed_res_parse(body: &[u8]) -> AnyResult<Feed> {
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Ok(Feed::from_slice(&body)?)
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}
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pub fn latest_res_parse(body: &[u8]) -> AnyResult<LatestUserMessage> {
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Ok(serde_json::from_slice(body)?)
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}
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#[derive(Debug)]
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struct AppError {
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message: String,
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}
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impl AppError {
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pub fn new(message: String) -> Self {
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AppError { message }
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}
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}
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impl std::error::Error for AppError {
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fn description(&self) -> &str {
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&self.message
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}
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}
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impl std::fmt::Display for AppError {
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fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
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write!(f, "{}", self.message)
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}
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}
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async fn get_async<'a, R, W, T, F>(
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client: &mut ApiHelper<R, W>,
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req_no: RequestNo,
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f: F,
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) -> AnyResult<T>
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where
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R: Read + Unpin,
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W: Write + Unpin,
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F: Fn(&[u8]) -> AnyResult<T>,
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T: Debug,
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{
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loop {
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let (id, msg) = client.rpc().recv().await?;
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if id == req_no {
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match msg {
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RecvMsg::BodyResponse(body) => {
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return f(&body).map_err(|err| err.into());
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}
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RecvMsg::ErrorResponse(message) => {
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return std::result::Result::Err(Box::new(AppError::new(message)));
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}
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_ => unreachable!(),
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}
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} else {
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println!("discarded message {}", id);
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}
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}
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}
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async fn print_source_until_eof<'a, R, W, T, F>(
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client: &mut ApiHelper<R, W>,
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req_no: RequestNo,
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f: F,
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) -> AnyResult<()>
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where
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R: Read + Unpin,
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W: Write + Unpin,
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F: Fn(&[u8]) -> AnyResult<T>,
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T: Debug + serde::Deserialize<'a>,
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{
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loop {
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let (id, msg) = client.rpc().recv().await?;
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if id == req_no {
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match msg {
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RecvMsg::BodyResponse(body) => {
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let display = f(&body)?;
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println!("{:?}", display);
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}
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RecvMsg::ErrorResponse(message) => {
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return std::result::Result::Err(Box::new(AppError::new(message)));
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}
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RecvMsg::CancelStreamRespose() => break,
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_ => unreachable!(),
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}
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} else {
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println!("discarded message {}", id);
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}
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}
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Ok(())
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}
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#[async_std::main]
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async fn main() -> AnyResult<()> {
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env_logger::init();
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log::set_max_level(log::LevelFilter::max());
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let OwnedIdentity { pk, sk, .. } = from_patchwork_local().expect("read local secret");
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let mut socket = TcpStream::connect("127.0.0.1:8080").await?;
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let handshake = handshake_client(&mut socket, ssb_net_id(), pk, sk.clone(), pk).await?;
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println!("💃 handshake complete");
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let (box_stream_read, box_stream_write) =
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BoxStream::from_handshake(&socket, &socket, handshake, 0x8000).split_read_write();
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let mut client = ApiHelper::new(RpcStream::new(box_stream_read, box_stream_write));
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let req_id = client.whoami_req_send().await?;
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let whoami = get_async(&mut client, req_id, whoami_res_parse).await?.id;
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println!("😊 server says hello to {}", whoami);
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let mut line_buffer = String::new();
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while let Ok(_) = std::io::stdin().read_line(&mut line_buffer) {
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let args: Vec<String> = line_buffer
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.replace("\n", "")
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.split_whitespace()
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.map(|arg| arg.to_string())
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.collect();
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match (args[0].as_str(), args.len()) {
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("exit", 1) => {
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client.rpc().close().await?;
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break;
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}
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("whoami", 1) => {
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let req_id = client.whoami_req_send().await?;
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let whoami = get_async(&mut client, req_id, whoami_res_parse).await?.id;
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println!("{}", whoami);
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}
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("get", 2) => {
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let msg_id = if args[1] == "any" {
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"%TL34NIX8JpMJN+ubHWx6cRhIwEal8VqHdKVg2t6lFcg=.sha256".to_string()
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} else {
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args[1].clone()
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};
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let req_id = client.get_req_send(&msg_id).await?;
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let msg = get_async(&mut client, req_id, message_res_parse).await?;
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println!("{:?}", msg);
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}
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("user", 2) => {
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let user_id = if args[1] == "me" { &whoami } else { &args[1] };
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let args = CreateHistoryStreamArgs::new(user_id.clone());
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let req_id = client.create_history_stream_req_send(&args).await?;
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print_source_until_eof(&mut client, req_id, feed_res_parse).await?;
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}
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("feed", 1) => {
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let args = CreateStreamArgs::default();
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let req_id = client.send_create_feed_stream(&args).await?;
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print_source_until_eof(&mut client, req_id, feed_res_parse).await?;
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}
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("latest", 1) => {
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let req_id = client.send_latest().await?;
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print_source_until_eof(&mut client, req_id, latest_res_parse).await?;
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}
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("private", 2) => {
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let user_id = if args[1] == "me" { &whoami } else { &args[1] };
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let show_private = |body: &[u8]| {
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let msg = feed_res_parse(body)?.into_message()?;
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if let serde_json::Value::String(content) = msg.content() {
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if is_privatebox(&content) {
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let ret = privatebox_decipher(&content, &sk)?.unwrap_or("".to_string());
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return Ok(ret);
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}
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}
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return Ok("".to_string());
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};
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let args = CreateHistoryStreamArgs::new(user_id.clone());
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let req_id = client.create_history_stream_req_send(&args).await?;
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print_source_until_eof(&mut client, req_id, show_private).await?;
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}
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_ => println!("unknown command {}", line_buffer),
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}
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line_buffer.clear();
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}
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Ok(())
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}
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