commit b0a66a102261d0b4e8a90d34cec3421073a7b728 · nekomimi.pet/microcosm-rs

pocket/.gitignore

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       prefs.sqlite3*

pocket/src/lib.rs

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       mod server;

     

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       mod storage;

     

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       mod token;

     

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       pub use server::serve;

     

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       pub use storage::Storage;

     

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       pub use token::TokenVerifier;

+29 -3

pocket/src/main.rs

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       use pocket::serve;

     

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       use clap::Parser;

     

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       use pocket::{Storage, serve};

     

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       use std::path::PathBuf;

     

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       /// Slingshot record edge cache

     

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       #[derive(Parser, Debug, Clone)]

     

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       #[command(version, about, long_about = None)]

     

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       struct Args {

     

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           /// path to the sqlite db file

     

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           #[arg(long)]

     

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           db: Option<PathBuf>,

     

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           /// just initialize the db and exit

     

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           #[arg(long, action)]

     

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           init_db: bool,

     

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           /// the domain for serving a did doc (unused if running behind reflector)

     

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           #[arg(long)]

     

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           domain: Option<String>,

     

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       }

     

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       #[tokio::main]

     

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       async fn main() {

     

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           tracing_subscriber::fmt::init();

     

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           println!("Hello, world!");

     

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           serve("mac.cinnebar-tet.ts.net").await

     

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           log::info!("👖 hi");

     

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           let args = Args::parse();

     

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           let domain = args.domain.unwrap_or("bad-example.com".into());

     

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           let db_path = args.db.unwrap_or("prefs.sqlite3".into());

     

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           if args.init_db {

     

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               Storage::init(&db_path).unwrap();

     

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               log::info!("👖 initialized db at {db_path:?}. bye")

     

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           } else {

     

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               let storage = Storage::connect(db_path).unwrap();

     

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               serve(&domain, storage).await

     

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           }

     

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       }

+78 -23

pocket/src/server.rs

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       use crate::TokenVerifier;

     

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       use crate::{Storage, TokenVerifier};

     

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       use poem::{

     

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           Endpoint, EndpointExt, Route, Server,

     

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           endpoint::{StaticFileEndpoint, make_sync},

     

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           http::Method,

     

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           listener::TcpListener,

     

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           middleware::{CatchPanic, Cors, SizeLimit, Tracing},

     

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           middleware::{CatchPanic, Cors, Tracing},

     

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       };

     

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       use poem_openapi::{

     

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           ApiResponse, ContactObject, ExternalDocumentObject, Object, OpenApi, OpenApiService,

     
···

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       };

     

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       use serde::Serialize;

     

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       use serde_json::{Value, json};

     

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       use std::sync::{Arc, Mutex};

     

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       #[derive(Debug, SecurityScheme)]

     

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       #[oai(ty = "bearer")]

     
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           })

     

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       }

     

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       #[derive(Object)]

     

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       #[derive(Debug, Object)]

     

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       #[oai(example = true)]

     

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       struct GetBskyPrefsResponseObject {

     

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       struct BskyPrefsObject {

     

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           /// at-uri for this record

     

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           preferences: Value,

     

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       }

     

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       impl Example for GetBskyPrefsResponseObject {

     

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       impl Example for BskyPrefsObject {

     

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           fn example() -> Self {

     

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               Self {

     

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                   preferences: json!({

     
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       enum GetBskyPrefsResponse {

     

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           /// Record found

     

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           #[oai(status = 200)]

     

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           Ok(Json<GetBskyPrefsResponseObject>),

     

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           Ok(Json<BskyPrefsObject>),

     

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           /// Bad request or no preferences to return

     

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           #[oai(status = 400)]

     

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           BadRequest(XrpcError),

     
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       struct Xrpc {

     

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           verifier: TokenVerifier,

     

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           storage: Arc<Mutex<Storage>>,

     

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       }

     

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       #[OpenApi]

     
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                   Err(e) => return GetBskyPrefsResponse::BadRequest(xrpc_error("boooo", e.to_string())),

     

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               };

     

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               log::info!("verified did: {did}/{aud}");

     

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               // TODO: fetch from storage

     

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               GetBskyPrefsResponse::Ok(Json(GetBskyPrefsResponseObject::example()))

     

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               let storage = self.storage.clone();

     

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               let Ok(Ok(res)) = tokio::task::spawn_blocking(move || {

     

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                   storage

     

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                       .lock()

     

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                       .unwrap()

     

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                       .get(&did, &aud)

     

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                       .inspect_err(|e| log::error!("failed to get prefs: {e}"))

     

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               })

     

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               .await

     

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               else {

     

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                   return GetBskyPrefsResponse::BadRequest(xrpc_error("boooo", "failed to get from db"));

     

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               };

     

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               let Some(serialized) = res else {

     

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                   return GetBskyPrefsResponse::BadRequest(xrpc_error(

     

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                       "NotFound",

     

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                       "could not find prefs for u",

     

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                   ));

     

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               };

     

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               let preferences = match serde_json::from_str(&serialized) {

     

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                   Ok(v) => v,

     

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                   Err(e) => {

     

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                       log::error!("failed to deserialize prefs: {e}");

     

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                       return GetBskyPrefsResponse::BadRequest(xrpc_error(

     

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                           "boooo",

     

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                           "failed to deserialize prefs",

     

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                       ));

     

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                   }

     

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               };

     

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               GetBskyPrefsResponse::Ok(Json(BskyPrefsObject { preferences }))

     

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           }

     

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           /// com.bad-example.pocket.putPreferences

     
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           async fn pocket_put_prefs(

     

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               &self,

     

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               XrpcAuth(auth): XrpcAuth,

     

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               Json(prefs): Json<Value>,

     

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               Json(prefs): Json<BskyPrefsObject>,

     

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           ) -> PutBskyPrefsResponse {

     

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               let (did, aud) = match self

     

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                   .verifier

     
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               };

     

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               log::info!("verified did: {did}/{aud}");

     

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               log::warn!("received prefs: {prefs:?}");

     

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               // TODO: put prefs into storage

     

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               PutBskyPrefsResponse::Ok(PlainText("hiiiiii".to_string()))

     

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               let storage = self.storage.clone();

     

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               let serialized = prefs.preferences.to_string();

     

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               let Ok(Ok(())) = tokio::task::spawn_blocking(move || {

     

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                   storage

     

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                       .lock()

     

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                       .unwrap()

     

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                       .put(&did, &aud, &serialized)

     

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                       .inspect_err(|e| log::error!("failed to insert prefs: {e}"))

     

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               })

     

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               .await

     

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               else {

     

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                   return PutBskyPrefsResponse::BadRequest(xrpc_error("boooo", "failed to put to db"));

     

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               };

     

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               PutBskyPrefsResponse::Ok(PlainText("saved.".to_string()))

     

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           }

     

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       }

     

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           make_sync(move |_| doc.clone())

     

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       }

     

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       pub async fn serve(domain: &str) -> () {

     

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       pub async fn serve(domain: &str, storage: Storage) -> () {

     

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           let verifier = TokenVerifier::default();

     

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           let api_service = OpenApiService::new(Xrpc { verifier }, "Pocket", env!("CARGO_PKG_VERSION"))

     

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               .server(domain)

     

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               .url_prefix("/xrpc")

     

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               .contact(

     

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                   ContactObject::new()

     

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                       .name("@microcosm.blue")

     

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                       .url("https://bsky.app/profile/microcosm.blue"),

     

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               )

     

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               .description(include_str!("../api-description.md"))

     

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               .external_document(ExternalDocumentObject::new("https://microcosm.blue/pocket"));

     

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           let api_service = OpenApiService::new(

     

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               Xrpc {

     

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                   verifier,

     

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                   storage: Arc::new(Mutex::new(storage)),

     

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               },

     

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               "Pocket",

     

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               env!("CARGO_PKG_VERSION"),

     

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           )

     

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           .server(domain)

     

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           .url_prefix("/xrpc")

     

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           .contact(

     

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               ContactObject::new()

     

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                   .name("@microcosm.blue")

     

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                   .url("https://bsky.app/profile/microcosm.blue"),

     

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           )

     

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           .description(include_str!("../api-description.md"))

     

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           .external_document(ExternalDocumentObject::new("https://microcosm.blue/pocket"));

     

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           let app = Route::new()

     

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               .nest("/openapi", api_service.spec_endpoint())

     

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               .nest("/xrpc/", api_service)

     

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               .at("/.well-known/did.json", get_did_doc(domain))

     

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               .at("/", StaticFileEndpoint::new("./static/index.html"))

     

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               .with(SizeLimit::new(100 * 2_usize.pow(10)))

     

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               .with(

     

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                   Cors::new()

     

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                       .allow_method(Method::GET)

+50

pocket/src/storage.rs

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       use rusqlite::{Connection, OptionalExtension, Result};

     

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       use std::path::Path;

     

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       pub struct Storage {

     

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           con: Connection,

     

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       }

     

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       impl Storage {

     

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           pub fn connect(path: impl AsRef<Path>) -> Result<Self> {

     

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               let con = Connection::open(path)?;

     

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               con.pragma_update(None, "journal_mode", "WAL")?;

     

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               con.pragma_update(None, "synchronous", "NORMAL")?;

     

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               con.pragma_update(None, "busy_timeout", "100")?;

     

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               con.pragma_update(None, "foreign_keys", "ON")?;

     

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               Ok(Self { con })

     

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           }

     

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           pub fn init(path: impl AsRef<Path>) -> Result<Self> {

     

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               let me = Self::connect(path)?;

     

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               me.con.execute(

     

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                   r#"

     

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                   create table prefs (

     

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                       actor text not null,

     

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                       aud   text not null,

     

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                       pref  text not null,

     

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                       primary key (actor, aud)

     

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                   ) strict"#,

     

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                   (),

     

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               )?;

     

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               Ok(me)

     

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           }

     

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           pub fn put(&self, actor: &str, aud: &str, pref: &str) -> Result<()> {

     

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               self.con.execute(

     

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                   r#"insert into prefs (actor, aud, pref)

     

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                      values (?1, ?2, ?3)

     

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                      on conflict do update set pref = excluded.pref"#,

     

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                   [actor, aud, pref],

     

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               )?;

     

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               Ok(())

     

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           }

     

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           pub fn get(&self, actor: &str, aud: &str) -> Result<Option<String>> {

     

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               self.con

     

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                   .query_one(

     

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                       r#"select pref from prefs

     

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                          where actor = ?1 and aud = ?2"#,

     

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                       [actor, aud],

     

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                       |row| row.get(0),

     

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                   )

     

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                   .optional()

     

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           }

     

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       }