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https://gitlab.com/fabinfra/fabaccess/bffh.git
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Add EventNetwork manage struct
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parent
a16712c66f
commit
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16
src/error.rs
16
src/error.rs
@ -5,10 +5,12 @@ use toml;
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use rsasl::SaslError;
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// SpawnError is a somewhat ambigous name, `use as` to make it futures::SpawnError instead.
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use futures::task as futures;
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use futures::task as futures_task;
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use paho_mqtt::errors as mqtt;
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use crate::network;
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#[derive(Debug)]
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pub enum Error {
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TomlDe(toml::de::Error),
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@ -20,11 +22,12 @@ pub enum Error {
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LMDB(lmdb::Error),
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FlexbuffersDe(flexbuffers::DeserializationError),
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FlexbuffersSer(flexbuffers::SerializationError),
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FuturesSpawn(futures::SpawnError),
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FuturesSpawn(futures_task::SpawnError),
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MQTT(mqtt::Error),
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Config(config::ConfigError),
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BadVersion((u32,u32)),
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Argon2(argon2::Error),
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EventNetwork(network::Error),
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Denied,
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}
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@ -76,6 +79,9 @@ impl fmt::Display for Error {
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Error::Denied => {
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write!(f, "You do not have the permission required to do that.")
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}
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Error::EventNetwork(e) => {
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e.fmt(f)
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}
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}
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}
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}
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@ -152,6 +158,12 @@ impl From<config::ConfigError> for Error {
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}
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}
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impl From<network::Error> for Error {
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fn from(e: network::Error) -> Error {
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Error::EventNetwork(e)
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}
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}
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impl From<argon2::Error> for Error {
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fn from(e: argon2::Error) -> Error {
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Error::Argon2(e)
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69
src/network.rs
Normal file
69
src/network.rs
Normal file
@ -0,0 +1,69 @@
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use std::fmt;
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use std::sync::Arc;
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use std::collections::HashMap;
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use smol::Executor;
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use futures::channel::mpsc;
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use futures_signals::signal::{Signal, MutableSignalCloned, Mutable};
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use crate::machine::Machine;
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use crate::actor::Actor;
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use crate::initiator::Initiator;
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use crate::db::machine::MachineState;
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use crate::error::Result;
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type MachineMap = HashMap<String, Machine>;
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type ActorMap = HashMap<String, mpsc::Sender<Option<MutableSignalCloned<MachineState>>>>;
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type InitMap = HashMap<String, Mutable<Option<Machine>>>;
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pub enum Error {
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NoSuchInitiator,
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NoSuchMachine,
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NoSuchActor,
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}
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impl fmt::Display for Error {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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match self {
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Error::NoSuchInitiator => write!(f, "No initiator found with that name"),
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Error::NoSuchActor => write!(f, "No actor found with that name"),
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Error::NoSuchMachine => write!(f, "No machine found with that name"),
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}
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}
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}
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/// Main signal network
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///
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/// Network as per FRP, not the one with packages and frames
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pub struct Network {
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machines: MachineMap,
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actors: ActorMap,
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inits: InitMap,
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}
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impl Network {
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pub fn new(machines: MachineMap, actors: ActorMap, inits: InitMap) -> Self {
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Self { machines, actors, inits }
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}
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pub fn connect_init(&self, init_key: &String, machine_key: &String) -> Result<()> {
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let init = self.inits.get(init_key)
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.ok_or(Error::NoSuchInitiator)?;
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let machine = self.machines.get(machine_key)
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.ok_or(Error::NoSuchMachine)?;
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init.set(machine);
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}
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pub fn connect_actor(&self, machine_key: &String, actor_key: &String) -> Result<()> {
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let machine = self.machines.get(machine_key)
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.ok_or(Error::NoSuchMachine)?;
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let actor = self.actors.get(actor_key)
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.ok_or(Error::NoSuchActor)?;
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actor.try_send(Some(machine.signal())).map_err(|_| Error::NoSuchActor.into())
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}
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}
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