1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
#![allow(warnings)]
pub mod err;
pub mod guest;
pub mod membrane;
pub mod space;
#[cfg(test)]
pub mod test;
#[macro_use]
extern crate lazy_static;
#[macro_use]
extern crate cosmic_macros;
#[macro_use]
extern crate cosmic_macros_primitive;
extern crate alloc;
extern crate core;
use alloc::boxed::Box;
use alloc::string::String;
use alloc::sync::Arc;
use core::str::FromStr;
use cosmic_macros::handler;
use cosmic_macros::route;
use cosmic_macros::DirectedHandler;
use cosmic_space::err::SpaceErr;
use cosmic_space::hyper::HyperSubstance;
use cosmic_space::loc::{Layer, ToSurface, Uuid};
use cosmic_space::log::{LogSource, NoAppender, PointLogger, RootLogger};
use cosmic_space::parse::SkewerCase;
use cosmic_space::particle::{Details, Stub};
use cosmic_space::wasm::Timestamp;
use cosmic_space::wave::exchange::SetStrategy;
use cosmic_space::wave::{Agent, DirectedWave, ReflectedAggregate, ReflectedWave, UltraWave};
use cosmic_space::{loc, VERSION};
use std::collections::HashMap;
use std::marker::PhantomData;
use std::sync::mpsc::Sender;
use std::sync::{mpsc, MutexGuard};
use cosmic_space::wave::Bounce;
use cosmic_space::artifact::synch::ArtifactApi;
use cosmic_space::artifact::ArtRef;
use cosmic_space::wave::exchange::synch::{
DirectedHandler, DirectedHandlerProxy, DirectedHandlerShell, ExchangeRouter, InCtx,
ProtoTransmitter, ProtoTransmitterBuilder,
};
use std::sync::RwLock;
use cosmic_space::point::Point;
use crate::err::{GuestErr, MechErr};
use crate::guest::GuestCtx;
use crate::membrane::{mechtron_frame_to_host, mechtron_timestamp, mechtron_uuid};
#[no_mangle]
extern "C" {
pub fn mechtron_guest(details: Details) -> Result<Arc<dyn Guest>, GuestErr>;
}
pub trait Guest: Send + Sync {
fn handler(&self, point: &Point) -> Result<DirectedHandlerShell, GuestErr>;
fn logger(&self) -> &PointLogger;
}
pub trait Platform: Clone + Send + Sync
where
Self::Err: MechErr,
{
type Err;
fn factories(&self) -> Result<MechtronFactories<Self>, Self::Err>
where
Self: Sized,
{
Ok(MechtronFactories::new())
}
}
pub struct MechtronFactories<P>
where
P: Platform,
{
factories: HashMap<String, RwLock<Box<dyn MechtronFactory<P>>>>,
phantom: PhantomData<P>,
}
impl<P> MechtronFactories<P>
where
P: Platform,
{
pub fn new() -> Self {
Self {
factories: HashMap::new(),
phantom: Default::default(),
}
}
pub fn add<F>(&mut self, factory: F)
where
F: MechtronFactory<P>,
{
SkewerCase::from_str(factory.name().as_str() ).expect("Mechtron Name must be valid kebab (skewer) case (all lower case alphanumeric and dashes with leading letter)");
self.factories
.insert(factory.name(), RwLock::new(Box::new(factory)));
}
pub fn get<S>(&self, name: S) -> Option<&RwLock<Box<dyn MechtronFactory<P>>>>
where
S: ToString,
{
self.factories.get(&name.to_string())
}
}
pub trait MechtronFactory<P>: Sync + Send + 'static
where
P: Platform,
{
fn name(&self) -> String;
fn new(&mut self, skel: MechtronSkel<P>) -> Result<(), P::Err>;
fn lifecycle(&self, skel: MechtronSkel<P>) -> Result<Box<dyn MechtronLifecycle<P>>, P::Err>;
fn handler(&self, skel: MechtronSkel<P>) -> Result<Box<dyn DirectedHandler>, P::Err>;
}
#[derive(Clone)]
pub struct MechtronSkel<P>
where
P: Platform,
{
pub details: Details,
pub logger: PointLogger,
pub artifacts: ArtifactApi,
phantom: PhantomData<P>,
}
impl<P> MechtronSkel<P>
where
P: Platform,
{
pub fn new(
details: Details,
logger: PointLogger,
phantom: PhantomData<P>,
artifacts: ArtifactApi,
) -> Self {
let logger = logger.point(details.stub.point.clone());
Self {
details,
logger,
phantom,
artifacts,
}
}
pub fn bundle(&self) -> Result<Point, P::Err> {
let config = self
.details
.properties
.get("config")
.ok_or::<P::Err>("expecting mechtron to have config property set".into())?;
let config = Point::from_str(config.value.as_str())?;
let bundle = config.to_bundle()?.push(":/")?;
Ok(bundle)
}
pub fn raw_from_bundle<S: ToString>(&self, path: S) -> Result<ArtRef<Vec<u8>>, P::Err> {
let point = self.bundle()?.push(path)?;
Ok(self.artifacts.raw(&point)?)
}
}
pub trait MechtronLifecycle<P>: DirectedHandler + Sync + Send
where
P: Platform,
{
fn create(&self, _skel: MechtronSkel<P>) -> Result<(), P::Err> {
Ok(())
}
}
pub trait Mechtron<P>: MechtronLifecycle<P> + Sync + Send + 'static
where
P: Platform,
{
type Skel;
type Cache;
type State;
fn restore(skel: Self::Skel, cache: Self::Cache, state: Self::State) -> Self;
fn cache(_skel: Self::Skel) -> Result<Option<Self::Cache>, P::Err> {
Ok(None)
}
}