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15.2 kB
| use std::future::IntoFuture; | |
| use anyhow::{Result, bail}; | |
| use next_core::{ | |
| all_assets_from_entries, | |
| middleware::get_middleware_module, | |
| next_edge::entry::wrap_edge_entry, | |
| next_manifests::{EdgeFunctionDefinition, MiddlewareMatcher, MiddlewaresManifestV2, Regions}, | |
| next_server::{ServerContextType, get_server_runtime_entries}, | |
| util::{MiddlewareMatcherKind, NextRuntime, parse_config_from_source}, | |
| }; | |
| use tracing::Instrument; | |
| use turbo_rcstr::{RcStr, rcstr}; | |
| use turbo_tasks::{Completion, ResolvedVc, Vc}; | |
| use turbo_tasks_fs::{self, File, FileContent, FileSystemPath}; | |
| use turbopack_core::{ | |
| asset::AssetContent, | |
| chunk::{ | |
| ChunkingContext, ChunkingContextExt, EntryChunkGroupResult, | |
| availability_info::AvailabilityInfo, | |
| }, | |
| context::AssetContext, | |
| module::Module, | |
| module_graph::{ | |
| GraphEntries, | |
| chunk_group_info::{ChunkGroup, ChunkGroupEntry}, | |
| }, | |
| output::{OutputAsset, OutputAssets}, | |
| reference_type::{EntryReferenceSubType, ReferenceType}, | |
| source::Source, | |
| virtual_output::VirtualOutputAsset, | |
| }; | |
| use crate::{ | |
| nft_json::NftJsonAsset, | |
| paths::{ | |
| all_paths_in_root, all_server_paths, get_asset_paths_from_root, get_js_paths_from_root, | |
| get_wasm_paths_from_root, paths_to_bindings, wasm_paths_to_bindings, | |
| }, | |
| project::Project, | |
| route::{Endpoint, EndpointOutput, EndpointOutputPaths, ModuleGraphs}, | |
| }; | |
| pub struct MiddlewareEndpoint { | |
| project: ResolvedVc<Project>, | |
| asset_context: ResolvedVc<Box<dyn AssetContext>>, | |
| source: ResolvedVc<Box<dyn Source>>, | |
| app_dir: Option<FileSystemPath>, | |
| ecmascript_client_reference_transition_name: Option<RcStr>, | |
| } | |
| impl MiddlewareEndpoint { | |
| pub fn new( | |
| project: ResolvedVc<Project>, | |
| asset_context: ResolvedVc<Box<dyn AssetContext>>, | |
| source: ResolvedVc<Box<dyn Source>>, | |
| app_dir: Option<FileSystemPath>, | |
| ecmascript_client_reference_transition_name: Option<RcStr>, | |
| ) -> Vc<Self> { | |
| Self { | |
| project, | |
| asset_context, | |
| source, | |
| app_dir, | |
| ecmascript_client_reference_transition_name, | |
| } | |
| .cell() | |
| } | |
| async fn entry_module(&self) -> Result<Vc<Box<dyn Module>>> { | |
| let userland_module = self | |
| .asset_context | |
| .process( | |
| *self.source, | |
| ReferenceType::Entry(EntryReferenceSubType::Middleware), | |
| ) | |
| .module(); | |
| let module = get_middleware_module( | |
| *self.asset_context, | |
| self.project.project_path().owned().await?, | |
| userland_module, | |
| ); | |
| let config = | |
| parse_config_from_source(*self.source, userland_module, NextRuntime::Edge).await?; | |
| if matches!(config.runtime, NextRuntime::NodeJs) { | |
| return Ok(module); | |
| } | |
| Ok(wrap_edge_entry( | |
| *self.asset_context, | |
| self.project.project_path().owned().await?, | |
| module, | |
| rcstr!("middleware"), | |
| )) | |
| } | |
| async fn edge_files(self: Vc<Self>) -> Result<Vc<OutputAssets>> { | |
| let this = self.await?; | |
| let module = self.entry_module().to_resolved().await?; | |
| let module_graph = this.project.module_graph(*module); | |
| let evaluatable_assets = get_server_runtime_entries( | |
| ServerContextType::Middleware { | |
| app_dir: this.app_dir.clone(), | |
| ecmascript_client_reference_transition_name: this | |
| .ecmascript_client_reference_transition_name | |
| .clone(), | |
| }, | |
| this.project.next_mode(), | |
| ) | |
| .resolve_entries(*this.asset_context) | |
| .await? | |
| .iter() | |
| .map(|m| ResolvedVc::upcast(*m)) | |
| .chain(std::iter::once(module)) | |
| .collect(); | |
| let edge_chunking_context = this.project.edge_chunking_context(false); | |
| let edge_files = edge_chunking_context.evaluated_chunk_group_assets( | |
| module.ident(), | |
| ChunkGroup::Entry(evaluatable_assets), | |
| module_graph, | |
| AvailabilityInfo::Root, | |
| ); | |
| Ok(edge_files) | |
| } | |
| async fn node_chunk(self: Vc<Self>) -> Result<Vc<Box<dyn OutputAsset>>> { | |
| let this = self.await?; | |
| let chunking_context = this.project.server_chunking_context(false); | |
| let userland_module = self.entry_module().to_resolved().await?; | |
| let module_graph = this.project.module_graph(*userland_module); | |
| let Some(module) = ResolvedVc::try_downcast(userland_module) else { | |
| bail!("Entry module must be evaluatable"); | |
| }; | |
| let EntryChunkGroupResult { asset: chunk, .. } = *chunking_context | |
| .entry_chunk_group( | |
| this.project | |
| .node_root() | |
| .await? | |
| .join("server/middleware.js")?, | |
| get_server_runtime_entries( | |
| ServerContextType::Middleware { | |
| app_dir: this.app_dir.clone(), | |
| ecmascript_client_reference_transition_name: this | |
| .ecmascript_client_reference_transition_name | |
| .clone(), | |
| }, | |
| this.project.next_mode(), | |
| ) | |
| .resolve_entries(*this.asset_context) | |
| .with_entry(*module), | |
| module_graph, | |
| OutputAssets::empty(), | |
| AvailabilityInfo::Root, | |
| ) | |
| .await?; | |
| Ok(*chunk) | |
| } | |
| async fn output_assets(self: Vc<Self>) -> Result<Vc<OutputAssets>> { | |
| let this = self.await?; | |
| let userland_module = self.userland_module(); | |
| let config = | |
| parse_config_from_source(*self.await?.source, userland_module, NextRuntime::Edge) | |
| .await?; | |
| let next_config = this.project.next_config().await?; | |
| let has_i18n = next_config.i18n.is_some(); | |
| let has_i18n_locales = next_config | |
| .i18n | |
| .as_ref() | |
| .map(|i18n| i18n.locales.len() > 1) | |
| .unwrap_or(false); | |
| let base_path = next_config.base_path.as_ref(); | |
| let matchers = if let Some(matchers) = config.matcher.as_ref() { | |
| matchers | |
| .iter() | |
| .map(|matcher| { | |
| let mut matcher = match matcher { | |
| MiddlewareMatcherKind::Str(matcher) => MiddlewareMatcher { | |
| original_source: matcher.as_str().into(), | |
| ..Default::default() | |
| }, | |
| MiddlewareMatcherKind::Matcher(matcher) => matcher.clone(), | |
| }; | |
| // Mirrors implementation in get-page-static-info.ts getMiddlewareMatchers | |
| let mut source = matcher.original_source.to_string(); | |
| let is_root = source == "/"; | |
| let has_locale = matcher.locale; | |
| if has_i18n_locales && has_locale { | |
| if is_root { | |
| source.clear(); | |
| } | |
| source.insert_str(0, "/:nextInternalLocale((?!_next/)[^/.]{1,})"); | |
| } | |
| if is_root { | |
| source.push('('); | |
| if has_i18n { | |
| source.push_str("|\\\\.json|"); | |
| } | |
| source.push_str("/?index|/?index\\\\.json)?") | |
| } else { | |
| source.push_str("{(\\\\.json)}?") | |
| }; | |
| source.insert_str(0, "/:nextData(_next/data/[^/]{1,})?"); | |
| if let Some(base_path) = base_path { | |
| source.insert_str(0, base_path); | |
| } | |
| // TODO: The implementation of getMiddlewareMatchers outputs a regex here | |
| // using path-to-regexp. Currently there is no | |
| // equivalent of that so it post-processes | |
| // this value to the relevant regex in manifest-loader.ts | |
| matcher.regexp = Some(RcStr::from(source)); | |
| matcher | |
| }) | |
| .collect() | |
| } else { | |
| vec![MiddlewareMatcher { | |
| regexp: Some(rcstr!("^/.*$")), | |
| original_source: rcstr!("/:path*"), | |
| ..Default::default() | |
| }] | |
| }; | |
| if matches!(config.runtime, NextRuntime::NodeJs) { | |
| let chunk = self.node_chunk().to_resolved().await?; | |
| let mut output_assets = vec![chunk]; | |
| if this.project.next_mode().await?.is_production() { | |
| output_assets.push(ResolvedVc::upcast( | |
| NftJsonAsset::new(*this.project, None, *chunk, vec![]) | |
| .to_resolved() | |
| .await?, | |
| )); | |
| } | |
| let middleware_manifest_v2 = MiddlewaresManifestV2 { | |
| middleware: [].into_iter().collect(), | |
| ..Default::default() | |
| }; | |
| let middleware_manifest_v2 = VirtualOutputAsset::new( | |
| this.project | |
| .node_root() | |
| .await? | |
| .join("server/middleware/middleware-manifest.json")?, | |
| AssetContent::file( | |
| FileContent::Content(File::from(serde_json::to_string_pretty( | |
| &middleware_manifest_v2, | |
| )?)) | |
| .cell(), | |
| ), | |
| ) | |
| .to_resolved() | |
| .await?; | |
| output_assets.push(ResolvedVc::upcast(middleware_manifest_v2)); | |
| Ok(Vc::cell(output_assets)) | |
| } else { | |
| let edge_files = self.edge_files(); | |
| let mut output_assets = edge_files.owned().await?; | |
| let node_root = this.project.node_root().owned().await?; | |
| let node_root_value = node_root.clone(); | |
| let file_paths_from_root = | |
| get_js_paths_from_root(&node_root_value, &output_assets).await?; | |
| let all_output_assets = all_assets_from_entries(edge_files).await?; | |
| let wasm_paths_from_root = | |
| get_wasm_paths_from_root(&node_root_value, &all_output_assets).await?; | |
| let all_assets = | |
| get_asset_paths_from_root(&node_root_value, &all_output_assets).await?; | |
| let regions = if let Some(regions) = config.regions.as_ref() { | |
| if regions.len() == 1 { | |
| regions | |
| .first() | |
| .map(|region| Regions::Single(region.clone())) | |
| } else { | |
| Some(Regions::Multiple(regions.clone())) | |
| } | |
| } else { | |
| None | |
| }; | |
| let edge_function_definition = EdgeFunctionDefinition { | |
| files: file_paths_from_root, | |
| wasm: wasm_paths_to_bindings(wasm_paths_from_root).await?, | |
| assets: paths_to_bindings(all_assets), | |
| name: rcstr!("middleware"), | |
| page: rcstr!("/"), | |
| regions, | |
| matchers: matchers.clone(), | |
| env: this.project.edge_env().owned().await?, | |
| }; | |
| let middleware_manifest_v2 = MiddlewaresManifestV2 { | |
| middleware: [(rcstr!("/"), edge_function_definition)] | |
| .into_iter() | |
| .collect(), | |
| ..Default::default() | |
| }; | |
| let middleware_manifest_v2 = VirtualOutputAsset::new( | |
| node_root.join("server/middleware/middleware-manifest.json")?, | |
| AssetContent::file( | |
| FileContent::Content(File::from(serde_json::to_string_pretty( | |
| &middleware_manifest_v2, | |
| )?)) | |
| .cell(), | |
| ), | |
| ) | |
| .to_resolved() | |
| .await?; | |
| output_assets.push(ResolvedVc::upcast(middleware_manifest_v2)); | |
| Ok(Vc::cell(output_assets)) | |
| } | |
| } | |
| fn userland_module(&self) -> Vc<Box<dyn Module>> { | |
| self.asset_context | |
| .process( | |
| *self.source, | |
| ReferenceType::Entry(EntryReferenceSubType::Middleware), | |
| ) | |
| .module() | |
| } | |
| } | |
| impl Endpoint for MiddlewareEndpoint { | |
| async fn output(self: ResolvedVc<Self>) -> Result<Vc<EndpointOutput>> { | |
| let span = tracing::info_span!("middleware endpoint"); | |
| async move { | |
| let this = self.await?; | |
| let output_assets = self.output_assets(); | |
| let (server_paths, client_paths) = if this.project.next_mode().await?.is_development() { | |
| let node_root = this.project.node_root().owned().await?; | |
| let server_paths = all_server_paths(output_assets, node_root).owned().await?; | |
| // Middleware could in theory have a client path (e.g. `new URL`). | |
| let client_relative_root = this.project.client_relative_path().owned().await?; | |
| let client_paths = all_paths_in_root(output_assets, client_relative_root) | |
| .into_future() | |
| .owned() | |
| .instrument(tracing::info_span!("client_paths")) | |
| .await?; | |
| (server_paths, client_paths) | |
| } else { | |
| (vec![], vec![]) | |
| }; | |
| Ok(EndpointOutput { | |
| output_paths: EndpointOutputPaths::Edge { | |
| server_paths, | |
| client_paths, | |
| } | |
| .resolved_cell(), | |
| output_assets: output_assets.to_resolved().await?, | |
| project: this.project, | |
| } | |
| .cell()) | |
| } | |
| .instrument(span) | |
| .await | |
| } | |
| async fn server_changed(self: Vc<Self>) -> Result<Vc<Completion>> { | |
| Ok(self.await?.project.server_changed(self.output_assets())) | |
| } | |
| fn client_changed(self: Vc<Self>) -> Vc<Completion> { | |
| Completion::immutable() | |
| } | |
| async fn entries(self: Vc<Self>) -> Result<Vc<GraphEntries>> { | |
| Ok(Vc::cell(vec![ChunkGroupEntry::Entry(vec![ | |
| self.entry_module().to_resolved().await?, | |
| ])])) | |
| } | |
| async fn module_graphs(self: Vc<Self>) -> Result<Vc<ModuleGraphs>> { | |
| let this = self.await?; | |
| let module_graph = this | |
| .project | |
| .module_graph(self.entry_module()) | |
| .to_resolved() | |
| .await?; | |
| Ok(Vc::cell(vec![module_graph])) | |
| } | |
| } | |