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fix: /etherdream some cleanup and better error management

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This commit is contained in:
alban 2023-07-19 21:39:25 +02:00
parent ae75092d34
commit 8e10e0d82e
3 changed files with 78 additions and 91 deletions
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20
examples/populate_redis.rs
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@ -1,6 +1,12 @@
///
/// $ cargo run --example populate_redis
///
use std::io::_print;
/**
# Populate Redis Example
**This script simulates the redis content provided by the LJ Python / web tool**
$ cargo run --example populate_redis
**/
use redis::{
//RedisResult,
@ -12,13 +18,17 @@ use redis::{
fn do_something() -> redis::RedisResult<()> {
let client = Client::open("redis://127.0.0.1/")?;
let mut con: Connection = client.get_connection()?;
let _ = con.set("/clientkey", "/pl/0/")?;
let _ = con.set("/EDH/0", "[[1.0, 0.0, 0.0],\n [ 0.0, 1.0, 0.0],\n [ 0.0, 0.0, 1.0]]")?;
let _ = con.set("/kpps/0", "5000")?;
let _ = con.set("/intensity/0", "255")?;
let _ = con.set("/pl/0/0", "[(-300, 300, 0), (-300, -300, 65280), (300, -300, 65280), (300, 300, 65280), (-300, 300, 65280)]")?;
Ok(())
}
fn main() {
_ = do_something();
match do_something() {
Err(err) => println!("Something wrong occured: {:?}", err),
Ok(..) => println!("Successfully inserted content in Redis")
}
}

136
src/device/etherdream.rs
View File

@ -1,42 +1,48 @@
use std::time;
use std::net::SocketAddr;
use ether_dream::dac::stream::connect;
use ether_dream::dac::stream::{CommunicationError, connect};
use ether_dream::dac::{Playback, Stream};
use chrono::{DateTime, Utc};
use std::time::SystemTime;
use crate::conf::EtherDreamConf;
use crate::device::{Device, Status, PlaybackState};
use crate::errors::{LJError, LJResult};
use crate::point::{Color, Point};
use ether_dream::protocol::{DacBroadcast, DacPoint};
use ether_dream::protocol::{DacBroadcast, DacPoint, DacResponse};
use log::{debug, info, warn};
#[warn(dead_code)]
pub struct EtherdreamDevice {
pub conf: EtherDreamConf,
dac: DacBroadcast,
// source_address: SocketAddr,
stream: Stream,
// sent_points: u16,
lack: String,
last_traced_at: String,
}
// "a": ACK "F": Full "I": invalid. 64 or 35 for no connection.
// /// The previous command was accepted.
// pub const ACK: u8 = 0x61;
// /// The write command could not be performed because there was not enough buffer space when it
// /// was received.
// pub const NAK_FULL: u8 = 0x46;
// /// The command contained an invalid `command` byte or parameters.
// pub const NAK_INVALID: u8 = 0x49;
// /// An emergency-stop condition still exists.
// pub const NAK_STOP_CONDITION: u8 = 0x21;
// }
dac_response: u8,
}
impl EtherdreamDevice {
pub fn new(conf: &EtherDreamConf) -> LJResult<Self> {
let (dac, _source_address, stream) = EtherdreamDevice::get_dac(conf)?;
let (dac, _source_address, stream) = EtherdreamDevice::connect(conf)?;
Ok(Self {
conf: (*conf).clone(),
dac,
// source_address,
stream,
// sent_points: 0,
lack: "".to_string(),
last_traced_at: "1985-04-12T23:20:50.52Z".to_string(),
dac_response: DacResponse::ACK,
})
}
pub fn get_dac(conf: &EtherDreamConf) -> LJResult<(DacBroadcast, SocketAddr, Stream)> {
fn connect(conf: &EtherDreamConf) -> LJResult<(DacBroadcast, SocketAddr, Stream)> {
let ip = &conf.ip;
let dac_broadcast = ether_dream::recv_dac_broadcasts()?;
dac_broadcast.set_timeout(Some(time::Duration::new(10, 0)))?;
@ -72,75 +78,34 @@ impl EtherdreamDevice {
}
}
pub fn get_tcp_stream(dac: &DacBroadcast, source_address: &SocketAddr) -> LJResult<Stream> {
// Establish the TCP connection.
fn get_tcp_stream(dac: &DacBroadcast, source_address: &SocketAddr) -> LJResult<Stream> {
let mut stream = connect(dac, source_address.ip())?;
EtherdreamDevice::prepare_tcp_stream(&mut stream).unwrap();
Ok(stream)
}
fn prepare_tcp_stream(stream: &mut Stream) -> LJResult<()> {
// Prepare stream
match stream
.queue_commands()
.prepare_stream()
.submit() {
Err(err) => {
warn!(
"err occurred when submitting PREPARE_STREAM command and listening for response: {}",
err
);
Err(err) => warn!("err occurred when submitting PREPARE_STREAM command and listening for response: {}",err),
Ok(_) => info!("Prepared Stream.")
}
Ok(_) => {
info!("Prepared Stream.")
}
}
let control = 0;
let (u1, u2) = (0, 0);
let i = 255;
let point = DacPoint {
control,
x: 0,
y: 0,
i,
r: 0,
g: 0,
b: 0,
u1,
u2,
};
let begin_list = vec![point];
let begin_list = vec![
DacPoint { control: 0, x: 0, y: 0, i: 255, r: 0, g: 0, b: 0, u1: 0, u2: 0 },
];
let points_per_second = stream.dac().max_point_rate / 32;
match stream
.queue_commands()
.data(begin_list.into_iter().take(1 as usize))
.begin(0, points_per_second)
.submit() {
Err(err) => {
warn!(
"err occurred when submitting first data: {}",
err
);
}
Ok(_) => {
info!("Sent first data to Etherdream.")
Err(err) => warn!("err occurred when submitting first data: {}",err),
Ok(_) => info!("Sent first data to Etherdream.")
}
Ok(stream)
}
Ok(())
}
pub fn check_tcp_stream(&mut self) -> LJResult<()> {
// todo Reinit stream if needed
// self.stream = EtherdreamDevice::get_tcp_stream(&self.dac, &self.source_address)?
Ok(())
}
// Determine the number of points needed to fill the DAC.
fn points_capacity(&self) -> u16 {
/***
Determine the number of points needed to fill the DAC.
***/
// Fixme thread 'main' panicked at 'attempt to subtract with overflow', src/device/etherdream.rs:144:24
let n_points = self.dac.buffer_capacity as u16 - self.stream.dac().dac.status.buffer_fullness as u16 - 1;
n_points
@ -149,26 +114,25 @@ impl EtherdreamDevice {
impl Device for EtherdreamDevice {
fn status(&mut self) -> Status {
let _ = self.check_tcp_stream();
// "a": ACK "F": Full "I": invalid. 64 or 35 for no connection.
let playback_state = match self.stream.dac().dac.status.playback {
Playback::Idle => PlaybackState::IDLE,
Playback::Prepared => PlaybackState::PREPARE,
Playback::Playing => PlaybackState::PLAYING,
};
let now = SystemTime::now();
let now: DateTime<Utc> = now.into();
let now = now.to_rfc3339();
let status = Status {
last_traced_at: self.last_traced_at.clone(),
last_traced_at: now,
properties: vec!["foo".to_string()],
playback_state,
capacity: self.points_capacity(),
lack: String::from(&self.lack),
lack: self.dac_response.to_string(),
};
// info!("Dac Status: {:?} ", status );
// info!("Etherdream Dac {:?} ", self.dac );
// info!("Stream dac{:?}", self.stream.dac());
status
}
@ -179,7 +143,7 @@ impl Device for EtherdreamDevice {
let n_points = self.points_capacity();
// let n_points = &line.len();
debug!("Etherdream::device draw Generating {:?} points", n_points);
return match self.stream
match self.stream
.queue_commands()
.data(
line.into_iter()
@ -192,14 +156,28 @@ impl Device for EtherdreamDevice {
// We should account for
// 'Broken pipe (os error 32)'
// Connection reset by peer (os error 104)
warn!("Draw error: '{}'",err);
Ok(())
self.dac_response = match err {
CommunicationError::Io(err) => {
warn!("IO ERROR while drawing: '{}'",err);
DacResponse::ACK
}
Ok(_) => {
debug!("Draw is ok");
Ok(())
CommunicationError::Protocol(err) => {
warn!("Protocol ERROR while drawing: '{}'",err);
DacResponse::ACK
}
CommunicationError::Response(err) => {
warn!("Response ERROR while drawing: '{}'",err);
err.response.response
}
};
}
Ok(_) => {
self.dac_response = DacResponse::ACK;
debug!("Draw is ok");
}
};
Ok(())
}
fn stop(&mut self) -> LJResult<()> {

1
src/point.rs
View File

@ -57,7 +57,6 @@ impl From<Point> for helios_dac::Point {
impl From<Point> for DacPoint {
fn from(pt: Point) -> DacPoint {
print!(".");
let control = 0;
let (u1, u2) = (0, 0);
let i = 255;