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hydro_lang/deploy/
deploy_graph_containerized_ecs.rs

1//! Deployment backend for Hydro that can generate manifests that can be consumed by CDK to deploy cloud formation stacks to aws.
2
3use std::cell::RefCell;
4use std::collections::HashMap;
5use std::pin::Pin;
6use std::rc::Rc;
7
8use bytes::Bytes;
9use dfir_lang::graph::DfirGraph;
10use futures::{Sink, Stream};
11use proc_macro2::Span;
12use serde::{Deserialize, Serialize};
13use stageleft::QuotedWithContext;
14use syn::parse_quote;
15use tracing::{instrument, trace};
16
17/// Manifest for CDK deployment - describes all processes, clusters, and their configuration
18#[derive(Debug, Clone, Serialize, Deserialize)]
19pub struct HydroManifest {
20    /// Process definitions (single-instance services)
21    pub processes: HashMap<String, ProcessManifest>,
22    /// Cluster definitions (multi-instance services)
23    pub clusters: HashMap<String, ClusterManifest>,
24}
25
26/// Build configuration for a Hydro binary
27#[derive(Debug, Clone, Serialize, Deserialize)]
28pub struct BuildConfig {
29    /// Path to the trybuild project directory
30    pub project_dir: String,
31    /// Path to the target directory
32    pub target_dir: String,
33    /// Example/binary name to build
34    pub bin_name: String,
35    /// Package name containing the example (for -p flag)
36    pub package_name: String,
37    /// Features to enable
38    pub features: Vec<String>,
39}
40
41/// Information about an exposed port
42#[derive(Debug, Clone, Serialize, Deserialize)]
43pub struct PortInfo {
44    /// The port number
45    pub port: u16,
46}
47
48/// Manifest entry for a single process
49#[derive(Debug, Clone, Serialize, Deserialize)]
50pub struct ProcessManifest {
51    /// Build configuration for this process
52    pub build: BuildConfig,
53    /// Internal location ID used for service discovery
54    pub location_key: LocationKey,
55    /// Ports that need to be exposed, keyed by external port identifier
56    pub ports: HashMap<String, PortInfo>,
57    /// Task family name (used for ECS service discovery)
58    pub task_family: String,
59}
60
61/// Manifest entry for a cluster (multiple instances of the same service)
62#[derive(Debug, Clone, Serialize, Deserialize)]
63pub struct ClusterManifest {
64    /// Build configuration for this cluster (same binary for all instances)
65    pub build: BuildConfig,
66    /// Internal location ID used for service discovery
67    pub location_key: LocationKey,
68    /// Ports that need to be exposed
69    pub ports: Vec<u16>,
70    /// Default number of instances
71    pub default_count: usize,
72    /// Task family prefix (instances will be named {prefix}-0, {prefix}-1, etc.)
73    pub task_family_prefix: String,
74}
75
76use super::deploy_runtime_containerized_ecs::*;
77use crate::compile::builder::ExternalPortId;
78use crate::compile::deploy::DeployResult;
79use crate::compile::deploy_provider::{
80    ClusterSpec, Deploy, ExternalSpec, Node, ProcessSpec, RegisterPort,
81};
82use crate::compile::trybuild::generate::create_graph_trybuild;
83use crate::location::dynamic::LocationId;
84use crate::location::member_id::TaglessMemberId;
85use crate::location::{LocationKey, MembershipEvent, NetworkHint};
86
87/// Represents a process running in an ecs deployment
88#[derive(Clone)]
89pub struct EcsDeployProcess {
90    id: LocationKey,
91    name: String,
92    next_port: Rc<RefCell<u16>>,
93
94    exposed_ports: Rc<RefCell<HashMap<String, PortInfo>>>,
95
96    trybuild_config:
97        Rc<RefCell<Option<(String, crate::compile::trybuild::generate::TrybuildConfig)>>>,
98}
99
100impl Node for EcsDeployProcess {
101    type Port = u16;
102    type Meta = ();
103    type InstantiateEnv = EcsDeploy;
104
105    #[instrument(level = "trace", skip_all, ret, fields(id = %self.id, name = self.name))]
106    fn next_port(&self) -> Self::Port {
107        let port = {
108            let mut borrow = self.next_port.borrow_mut();
109            let port = *borrow;
110            *borrow += 1;
111            port
112        };
113
114        port
115    }
116
117    #[instrument(level = "trace", skip_all, fields(id = %self.id, name = self.name))]
118    fn update_meta(&self, _meta: &Self::Meta) {}
119
120    #[instrument(level = "trace", skip_all, fields(id = %self.id, name = self.name, ?meta, extra_stmts = extra_stmts.len()))]
121    fn instantiate(
122        &self,
123        _env: &mut Self::InstantiateEnv,
124        meta: &mut Self::Meta,
125        graph: DfirGraph,
126        extra_stmts: &[syn::Stmt],
127        sidecars: &[syn::Expr],
128    ) {
129        let (bin_name, config) = create_graph_trybuild(
130            graph,
131            extra_stmts,
132            sidecars,
133            Some(&self.name),
134            crate::compile::trybuild::generate::DeployMode::Containerized,
135            crate::compile::trybuild::generate::LinkingMode::Static,
136        );
137
138        // Store the trybuild config for CDK export
139        *self.trybuild_config.borrow_mut() = Some((bin_name, config));
140    }
141}
142
143/// Represents a logical cluster, which can be a variable amount of individual containers.
144#[derive(Clone)]
145pub struct EcsDeployCluster {
146    id: LocationKey,
147    name: String,
148    next_port: Rc<RefCell<u16>>,
149
150    count: usize,
151
152    /// Stored trybuild config for CDK export
153    trybuild_config:
154        Rc<RefCell<Option<(String, crate::compile::trybuild::generate::TrybuildConfig)>>>,
155}
156
157impl Node for EcsDeployCluster {
158    type Port = u16;
159    type Meta = ();
160    type InstantiateEnv = EcsDeploy;
161
162    #[instrument(level = "trace", skip_all, ret, fields(id = %self.id, name = self.name))]
163    fn next_port(&self) -> Self::Port {
164        let port = {
165            let mut borrow = self.next_port.borrow_mut();
166            let port = *borrow;
167            *borrow += 1;
168            port
169        };
170
171        port
172    }
173
174    #[instrument(level = "trace", skip_all, fields(id = %self.id, name = self.name))]
175    fn update_meta(&self, _meta: &Self::Meta) {}
176
177    #[instrument(level = "trace", skip_all, fields(id = %self.id, name = self.name, extra_stmts = extra_stmts.len()))]
178    fn instantiate(
179        &self,
180        _env: &mut Self::InstantiateEnv,
181        _meta: &mut Self::Meta,
182        graph: DfirGraph,
183        extra_stmts: &[syn::Stmt],
184        sidecars: &[syn::Expr],
185    ) {
186        let (bin_name, config) = create_graph_trybuild(
187            graph,
188            extra_stmts,
189            sidecars,
190            Some(&self.name),
191            crate::compile::trybuild::generate::DeployMode::Containerized,
192            crate::compile::trybuild::generate::LinkingMode::Static,
193        );
194
195        // Store the trybuild config for CDK export
196        *self.trybuild_config.borrow_mut() = Some((bin_name, config));
197    }
198}
199
200/// Represents an external process, outside the control of this deployment but still with some communication into this deployment.
201#[derive(Clone, Debug)]
202pub struct EcsDeployExternal {
203    name: String,
204    next_port: Rc<RefCell<u16>>,
205}
206
207impl Node for EcsDeployExternal {
208    type Port = u16;
209    type Meta = ();
210    type InstantiateEnv = EcsDeploy;
211
212    #[instrument(level = "trace", skip_all, ret, fields(name = self.name))]
213    fn next_port(&self) -> Self::Port {
214        let port = {
215            let mut borrow = self.next_port.borrow_mut();
216            let port = *borrow;
217            *borrow += 1;
218            port
219        };
220
221        port
222    }
223
224    #[instrument(level = "trace", skip_all, fields(name = self.name))]
225    fn update_meta(&self, _meta: &Self::Meta) {}
226
227    #[instrument(level = "trace", skip_all, fields(name = self.name, ?meta, extra_stmts = extra_stmts.len(), sidecars = sidecars.len()))]
228    fn instantiate(
229        &self,
230        _env: &mut Self::InstantiateEnv,
231        meta: &mut Self::Meta,
232        graph: DfirGraph,
233        extra_stmts: &[syn::Stmt],
234        sidecars: &[syn::Expr],
235    ) {
236        trace!(name: "surface", surface = graph.surface_syntax_string());
237    }
238}
239
240type DynSourceSink<Out, In, InErr> = (
241    Pin<Box<dyn Stream<Item = Out>>>,
242    Pin<Box<dyn Sink<In, Error = InErr>>>,
243);
244
245impl<'a> RegisterPort<'a, EcsDeploy> for EcsDeployExternal {
246    #[instrument(level = "trace", skip_all, fields(name = self.name, %external_port_id, %port))]
247    fn register(&self, external_port_id: ExternalPortId, port: Self::Port) {}
248
249    #[expect(clippy::manual_async_fn, reason = "matches trait signature")]
250    fn as_bytes_bidi(
251        &self,
252        _external_port_id: ExternalPortId,
253    ) -> impl Future<
254        Output = DynSourceSink<Result<bytes::BytesMut, std::io::Error>, Bytes, std::io::Error>,
255    > + 'a {
256        async { unimplemented!() }
257    }
258
259    #[expect(clippy::manual_async_fn, reason = "matches trait signature")]
260    fn as_bincode_bidi<InT, OutT>(
261        &self,
262        _external_port_id: ExternalPortId,
263    ) -> impl Future<Output = DynSourceSink<OutT, InT, std::io::Error>> + 'a
264    where
265        InT: Serialize + 'static,
266        OutT: serde::de::DeserializeOwned + 'static,
267    {
268        async { unimplemented!() }
269    }
270
271    #[expect(clippy::manual_async_fn, reason = "matches trait signature")]
272    fn as_bincode_sink<T>(
273        &self,
274        _external_port_id: ExternalPortId,
275    ) -> impl Future<Output = Pin<Box<dyn Sink<T, Error = std::io::Error>>>> + 'a
276    where
277        T: Serialize + 'static,
278    {
279        async { unimplemented!() }
280    }
281
282    #[expect(clippy::manual_async_fn, reason = "matches trait signature")]
283    fn as_bincode_source<T>(
284        &self,
285        _external_port_id: ExternalPortId,
286    ) -> impl Future<Output = Pin<Box<dyn Stream<Item = T>>>> + 'a
287    where
288        T: serde::de::DeserializeOwned + 'static,
289    {
290        async { unimplemented!() }
291    }
292}
293
294/// Represents an aws ecs deployment.
295pub struct EcsDeploy;
296
297impl Default for EcsDeploy {
298    fn default() -> Self {
299        Self::new()
300    }
301}
302
303impl EcsDeploy {
304    /// Creates a new ecs deployment.
305    pub fn new() -> Self {
306        Self
307    }
308
309    /// Add an internal ecs process to the deployment.
310    pub fn add_ecs_process(&mut self) -> EcsDeployProcessSpec {
311        EcsDeployProcessSpec
312    }
313
314    /// Add an internal ecs cluster to the deployment.
315    pub fn add_ecs_cluster(&mut self, count: usize) -> EcsDeployClusterSpec {
316        EcsDeployClusterSpec { count }
317    }
318
319    /// Add an external process to the deployment.
320    pub fn add_external(&self, name: String) -> EcsDeployExternalSpec {
321        EcsDeployExternalSpec { name }
322    }
323
324    /// Export deployment configuration for CDK consumption.
325    ///
326    /// This generates a manifest with build instructions that can be consumed
327    /// by CDK constructs. CDK will handle building the binaries and Docker images.
328    #[instrument(level = "trace", skip_all)]
329    pub fn export_for_cdk(&self, nodes: &DeployResult<'_, Self>) -> HydroManifest {
330        let mut manifest = HydroManifest {
331            processes: HashMap::new(),
332            clusters: HashMap::new(),
333        };
334
335        for (location_id, name_hint, process) in nodes.get_all_processes() {
336            let raw_id = match location_id {
337                LocationId::Process(id) => id,
338                _ => unreachable!(),
339            };
340            let task_family = get_ecs_container_name(&process.name, None);
341            let ports = process.exposed_ports.borrow().clone();
342
343            let (bin_name, trybuild_config) = process
344                .trybuild_config
345                .borrow()
346                .clone()
347                .expect("trybuild_config should be set after instantiate");
348
349            let mut features = vec!["hydro___feature_ecs_runtime".to_owned()];
350            if let Some(extra_features) = trybuild_config.features {
351                features.extend(extra_features);
352            }
353
354            let crate_name = trybuild_config
355                .project_dir
356                .file_name()
357                .and_then(|n| n.to_str())
358                .unwrap_or("unknown")
359                .replace("_", "-");
360            let package_name = format!("{}-hydro-trybuild", crate_name);
361
362            manifest.processes.insert(
363                name_hint.to_owned(),
364                ProcessManifest {
365                    build: BuildConfig {
366                        project_dir: trybuild_config.project_dir.to_string_lossy().into_owned(),
367                        target_dir: trybuild_config.target_dir.to_string_lossy().into_owned(),
368                        bin_name,
369                        package_name,
370                        features,
371                    },
372                    location_key: raw_id,
373                    ports,
374                    task_family,
375                },
376            );
377        }
378
379        for (location_id, name_hint, cluster) in nodes.get_all_clusters() {
380            let raw_id = match location_id {
381                LocationId::Cluster(id) => id,
382                _ => unreachable!(),
383            };
384            let task_family_prefix = cluster.name.clone();
385
386            let (bin_name, trybuild_config) = cluster
387                .trybuild_config
388                .borrow()
389                .clone()
390                .expect("trybuild_config should be set after instantiate");
391
392            let mut features = vec!["hydro___feature_ecs_runtime".to_owned()];
393            if let Some(extra_features) = trybuild_config.features {
394                features.extend(extra_features);
395            }
396
397            let crate_name = trybuild_config
398                .project_dir
399                .file_name()
400                .and_then(|n| n.to_str())
401                .unwrap_or("unknown")
402                .replace("_", "-");
403            let package_name = format!("{}-hydro-trybuild", crate_name);
404
405            manifest.clusters.insert(
406                name_hint.to_owned(),
407                ClusterManifest {
408                    build: BuildConfig {
409                        project_dir: trybuild_config.project_dir.to_string_lossy().into_owned(),
410                        target_dir: trybuild_config.target_dir.to_string_lossy().into_owned(),
411                        bin_name,
412                        package_name,
413                        features,
414                    },
415                    location_key: raw_id,
416                    ports: vec![],
417                    default_count: cluster.count,
418                    task_family_prefix,
419                },
420            );
421        }
422
423        manifest
424    }
425}
426
427impl<'a> Deploy<'a> for EcsDeploy {
428    type InstantiateEnv = Self;
429    type Process = EcsDeployProcess;
430    type Cluster = EcsDeployCluster;
431    type External = EcsDeployExternal;
432    type Meta = ();
433
434    #[instrument(level = "trace", skip_all, fields(p1 = p1.name, %p1_port, p2 = p2.name, p2_port))]
435    fn o2o_sink_source(
436        _env: &mut Self::InstantiateEnv,
437        p1: &Self::Process,
438        p1_port: &<Self::Process as Node>::Port,
439        p2: &Self::Process,
440        p2_port: &<Self::Process as Node>::Port,
441        _name: Option<&str>,
442    ) -> (syn::Expr, syn::Expr) {
443        deploy_containerized_o2o(&p2.name, *p2_port)
444    }
445
446    #[instrument(level = "trace", skip_all, fields(p1 = p1.name, %p1_port, p2 = p2.name, p2_port))]
447    fn o2o_connect(
448        p1: &Self::Process,
449        p1_port: &<Self::Process as Node>::Port,
450        p2: &Self::Process,
451        p2_port: &<Self::Process as Node>::Port,
452    ) -> Box<dyn FnOnce()> {
453        let serialized = format!(
454            "o2o_connect {}:{p1_port:?} -> {}:{p2_port:?}",
455            p1.name, p2.name
456        );
457
458        Box::new(move || {
459            trace!(name: "o2o_connect thunk", %serialized);
460        })
461    }
462
463    #[instrument(level = "trace", skip_all, fields(p1 = p1.name, %p1_port, c2 = c2.name, %c2_port))]
464    fn o2m_sink_source(
465        _env: &mut Self::InstantiateEnv,
466        p1: &Self::Process,
467        p1_port: &<Self::Process as Node>::Port,
468        c2: &Self::Cluster,
469        c2_port: &<Self::Cluster as Node>::Port,
470        _name: Option<&str>,
471    ) -> (syn::Expr, syn::Expr) {
472        deploy_containerized_o2m(*c2_port)
473    }
474
475    #[instrument(level = "trace", skip_all, fields(p1 = p1.name, %p1_port, c2 = c2.name, %c2_port))]
476    fn o2m_connect(
477        p1: &Self::Process,
478        p1_port: &<Self::Process as Node>::Port,
479        c2: &Self::Cluster,
480        c2_port: &<Self::Cluster as Node>::Port,
481    ) -> Box<dyn FnOnce()> {
482        let serialized = format!(
483            "o2m_connect {}:{p1_port:?} -> {}:{c2_port:?}",
484            p1.name, c2.name
485        );
486
487        Box::new(move || {
488            trace!(name: "o2m_connect thunk", %serialized);
489        })
490    }
491
492    #[instrument(level = "trace", skip_all, fields(c1 = c1.name, %c1_port, p2 = p2.name, %p2_port))]
493    fn m2o_sink_source(
494        _env: &mut Self::InstantiateEnv,
495        c1: &Self::Cluster,
496        c1_port: &<Self::Cluster as Node>::Port,
497        p2: &Self::Process,
498        p2_port: &<Self::Process as Node>::Port,
499        _name: Option<&str>,
500    ) -> (syn::Expr, syn::Expr) {
501        deploy_containerized_m2o(*p2_port, &p2.name)
502    }
503
504    #[instrument(level = "trace", skip_all, fields(c1 = c1.name, %c1_port, p2 = p2.name, %p2_port))]
505    fn m2o_connect(
506        c1: &Self::Cluster,
507        c1_port: &<Self::Cluster as Node>::Port,
508        p2: &Self::Process,
509        p2_port: &<Self::Process as Node>::Port,
510    ) -> Box<dyn FnOnce()> {
511        let serialized = format!(
512            "o2m_connect {}:{c1_port:?} -> {}:{p2_port:?}",
513            c1.name, p2.name
514        );
515
516        Box::new(move || {
517            trace!(name: "m2o_connect thunk", %serialized);
518        })
519    }
520
521    #[instrument(level = "trace", skip_all, fields(c1 = c1.name, %c1_port, c2 = c2.name, %c2_port))]
522    fn m2m_sink_source(
523        _env: &mut Self::InstantiateEnv,
524        c1: &Self::Cluster,
525        c1_port: &<Self::Cluster as Node>::Port,
526        c2: &Self::Cluster,
527        c2_port: &<Self::Cluster as Node>::Port,
528        _name: Option<&str>,
529    ) -> (syn::Expr, syn::Expr) {
530        deploy_containerized_m2m(*c2_port)
531    }
532
533    #[instrument(level = "trace", skip_all, fields(c1 = c1.name, %c1_port, c2 = c2.name, %c2_port))]
534    fn m2m_connect(
535        c1: &Self::Cluster,
536        c1_port: &<Self::Cluster as Node>::Port,
537        c2: &Self::Cluster,
538        c2_port: &<Self::Cluster as Node>::Port,
539    ) -> Box<dyn FnOnce()> {
540        let serialized = format!(
541            "m2m_connect {}:{c1_port:?} -> {}:{c2_port:?}",
542            c1.name, c2.name
543        );
544
545        Box::new(move || {
546            trace!(name: "m2m_connect thunk", %serialized);
547        })
548    }
549
550    #[instrument(level = "trace", skip_all, fields(p2 = p2.name, %p2_port, %shared_handle, extra_stmts = extra_stmts.len()))]
551    fn e2o_many_source(
552        extra_stmts: &mut Vec<syn::Stmt>,
553        p2: &Self::Process,
554        p2_port: &<Self::Process as Node>::Port,
555        codec_type: &syn::Type,
556        shared_handle: String,
557    ) -> syn::Expr {
558        p2.exposed_ports
559            .borrow_mut()
560            .insert(shared_handle.clone(), PortInfo { port: *p2_port });
561
562        let socket_ident = syn::Ident::new(
563            &format!("__hydro_deploy_many_{}_socket", &shared_handle),
564            Span::call_site(),
565        );
566
567        let source_ident = syn::Ident::new(
568            &format!("__hydro_deploy_many_{}_source", &shared_handle),
569            Span::call_site(),
570        );
571
572        let sink_ident = syn::Ident::new(
573            &format!("__hydro_deploy_many_{}_sink", &shared_handle),
574            Span::call_site(),
575        );
576
577        let membership_ident = syn::Ident::new(
578            &format!("__hydro_deploy_many_{}_membership", &shared_handle),
579            Span::call_site(),
580        );
581
582        let bind_addr = format!("0.0.0.0:{}", p2_port);
583
584        extra_stmts.push(syn::parse_quote! {
585            let #socket_ident = tokio::net::TcpListener::bind(#bind_addr).await.unwrap();
586        });
587
588        let root = crate::staging_util::get_this_crate();
589
590        extra_stmts.push(syn::parse_quote! {
591            let (#source_ident, #sink_ident, #membership_ident) = #root::runtime_support::hydro_deploy_integration::multi_connection::tcp_multi_connection::<_, #codec_type>(#socket_ident);
592        });
593
594        parse_quote!(#source_ident)
595    }
596
597    #[instrument(level = "trace", skip_all, fields(%shared_handle))]
598    fn e2o_many_sink(shared_handle: String) -> syn::Expr {
599        let sink_ident = syn::Ident::new(
600            &format!("__hydro_deploy_many_{}_sink", &shared_handle),
601            Span::call_site(),
602        );
603        parse_quote!(#sink_ident)
604    }
605
606    #[instrument(level = "trace", skip_all, fields(p1 = p1.name, %p1_port, p2 = p2.name, %p2_port, ?codec_type, %shared_handle))]
607    fn e2o_source(
608        extra_stmts: &mut Vec<syn::Stmt>,
609        p1: &Self::External,
610        p1_port: &<Self::External as Node>::Port,
611        p2: &Self::Process,
612        p2_port: &<Self::Process as Node>::Port,
613        codec_type: &syn::Type,
614        shared_handle: String,
615    ) -> syn::Expr {
616        // Record the port for manifest export
617        p2.exposed_ports
618            .borrow_mut()
619            .insert(shared_handle.clone(), PortInfo { port: *p2_port });
620
621        let source_ident = syn::Ident::new(
622            &format!("__hydro_deploy_{}_source", &shared_handle),
623            Span::call_site(),
624        );
625
626        let bind_addr = format!("0.0.0.0:{}", p2_port);
627
628        // Always use LazySinkSource for external connections - it creates both sink and source
629        // which is needed for bidirectional connections (unpaired: false)
630        let socket_ident = syn::Ident::new(
631            &format!("__hydro_deploy_{}_socket", &shared_handle),
632            Span::call_site(),
633        );
634
635        let sink_ident = syn::Ident::new(
636            &format!("__hydro_deploy_{}_sink", &shared_handle),
637            Span::call_site(),
638        );
639
640        extra_stmts.push(syn::parse_quote! {
641            let #socket_ident = tokio::net::TcpListener::bind(#bind_addr).await.unwrap();
642        });
643
644        let create_expr = deploy_containerized_external_sink_source_ident(bind_addr, socket_ident);
645
646        extra_stmts.push(syn::parse_quote! {
647            let (#sink_ident, #source_ident) = (#create_expr).split();
648        });
649
650        parse_quote!(#source_ident)
651    }
652
653    #[instrument(level = "trace", skip_all, fields(p1 = p1.name, %p1_port, p2 = p2.name, %p2_port, ?many, ?server_hint))]
654    fn e2o_connect(
655        p1: &Self::External,
656        p1_port: &<Self::External as Node>::Port,
657        p2: &Self::Process,
658        p2_port: &<Self::Process as Node>::Port,
659        many: bool,
660        server_hint: NetworkHint,
661    ) -> Box<dyn FnOnce()> {
662        let serialized = format!(
663            "e2o_connect {}:{p1_port:?} -> {}:{p2_port:?}",
664            p1.name, p2.name
665        );
666
667        Box::new(move || {
668            trace!(name: "e2o_connect thunk", %serialized);
669        })
670    }
671
672    #[instrument(level = "trace", skip_all, fields(p1 = p1.name, %p1_port, p2 = p2.name, %p2_port, %shared_handle))]
673    fn o2e_sink(
674        p1: &Self::Process,
675        p1_port: &<Self::Process as Node>::Port,
676        p2: &Self::External,
677        p2_port: &<Self::External as Node>::Port,
678        shared_handle: String,
679    ) -> syn::Expr {
680        let sink_ident = syn::Ident::new(
681            &format!("__hydro_deploy_{}_sink", &shared_handle),
682            Span::call_site(),
683        );
684        parse_quote!(#sink_ident)
685    }
686
687    #[instrument(level = "trace", skip_all, fields(%of_cluster))]
688    fn cluster_ids(
689        of_cluster: LocationKey,
690    ) -> impl QuotedWithContext<'a, &'a [TaglessMemberId], ()> + Clone + 'a {
691        cluster_ids()
692    }
693
694    #[instrument(level = "trace", skip_all)]
695    fn cluster_self_id() -> impl QuotedWithContext<'a, TaglessMemberId, ()> + Clone + 'a {
696        cluster_self_id()
697    }
698
699    #[instrument(level = "trace", skip_all, fields(?location_id))]
700    fn cluster_membership_stream(
701        _env: &mut Self::InstantiateEnv,
702        _at_location: &LocationId,
703        location_id: &LocationId,
704    ) -> impl QuotedWithContext<'a, Box<dyn Stream<Item = (TaglessMemberId, MembershipEvent)> + Unpin>, ()>
705    {
706        cluster_membership_stream(location_id)
707    }
708}
709
710#[instrument(level = "trace", skip_all, ret, fields(%name_hint, %location))]
711fn get_ecs_image_name(name_hint: &str, location: LocationKey) -> String {
712    let name_hint = name_hint
713        .split("::")
714        .last()
715        .unwrap()
716        .to_ascii_lowercase()
717        .replace(".", "-")
718        .replace("_", "-")
719        .replace("::", "-");
720
721    format!("hy-{name_hint}-{location}")
722}
723
724#[instrument(level = "trace", skip_all, ret, fields(%image_name, ?instance))]
725fn get_ecs_container_name(image_name: &str, instance: Option<usize>) -> String {
726    if let Some(instance) = instance {
727        format!("{image_name}-{instance}")
728    } else {
729        image_name.to_owned()
730    }
731}
732/// Represents a Process running in an ecs deployment
733#[derive(Clone)]
734pub struct EcsDeployProcessSpec;
735
736impl<'a> ProcessSpec<'a, EcsDeploy> for EcsDeployProcessSpec {
737    #[instrument(level = "trace", skip_all, fields(%id, %name_hint))]
738    fn build(self, id: LocationKey, name_hint: &'_ str) -> <EcsDeploy as Deploy<'a>>::Process {
739        EcsDeployProcess {
740            id,
741            name: get_ecs_image_name(name_hint, id),
742            next_port: Rc::new(RefCell::new(1000)),
743            exposed_ports: Rc::new(RefCell::new(HashMap::new())),
744            trybuild_config: Rc::new(RefCell::new(None)),
745        }
746    }
747}
748
749/// Represents a Cluster running across `count` ecs tasks.
750#[derive(Clone)]
751pub struct EcsDeployClusterSpec {
752    count: usize,
753}
754
755impl<'a> ClusterSpec<'a, EcsDeploy> for EcsDeployClusterSpec {
756    #[instrument(level = "trace", skip_all, fields(%id, %name_hint))]
757    fn build(self, id: LocationKey, name_hint: &str) -> <EcsDeploy as Deploy<'a>>::Cluster {
758        EcsDeployCluster {
759            id,
760            name: get_ecs_image_name(name_hint, id),
761            next_port: Rc::new(RefCell::new(1000)),
762            count: self.count,
763            trybuild_config: Rc::new(RefCell::new(None)),
764        }
765    }
766}
767
768/// Represents an external process outside of the management of hydro deploy.
769pub struct EcsDeployExternalSpec {
770    name: String,
771}
772
773impl<'a> ExternalSpec<'a, EcsDeploy> for EcsDeployExternalSpec {
774    #[instrument(level = "trace", skip_all, fields(%id, %name_hint))]
775    fn build(self, id: LocationKey, name_hint: &str) -> <EcsDeploy as Deploy<'a>>::External {
776        EcsDeployExternal {
777            name: self.name,
778            next_port: Rc::new(RefCell::new(10000)),
779        }
780    }
781}