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A lexicon-driven AppView for ATProto.
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Rust
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use crate::AppState;use crate::db::{adapt_sql, now_rfc3339};use crate::domain::Domain;use crate::error::AppError;use crate::event_log::{EventLog, Severity, log_event};
use super::auth::UserAuth;use super::permissions::Permission;use super::types::{CreateDomainBody, DomainResponse};
fn domain_to_response(d: &Domain) -> DomainResponse { DomainResponse { id: d.id.clone(), url: d.url.clone(), is_primary: d.is_primary, created_at: d.created_at.clone(), updated_at: d.updated_at.clone(), }}
/// GET /admin/domainspub(super) async fn list( State(state): State<AppState>, auth: UserAuth,) -> Result<Json<Vec<DomainResponse>>, AppError> { auth.require(Permission::SettingsManage).await?;
let sql = adapt_sql( "SELECT id, url, is_primary, created_at, updated_at FROM happyview_domains ORDER BY created_at", state.db_backend, ); let rows: Vec<(String, String, i32, String, String)> = crate::db::query_as(&sql) .fetch_all(&state.db) .await .map_err(|e| AppError::Internal(format!("failed to list domains: {e}")))?;
let domains: Vec<DomainResponse> = rows .into_iter() .map( |(id, url, is_primary, created_at, updated_at)| DomainResponse { id, url, is_primary: is_primary != 0, created_at, updated_at, }, ) .collect();
Ok(Json(domains))}
/// POST /admin/domainspub(super) async fn create( State(state): State<AppState>, auth: UserAuth, Json(body): Json<CreateDomainBody>,) -> Result<(StatusCode, Json<DomainResponse>), AppError> { auth.require(Permission::SettingsManage).await?;
let url = body.url.trim_end_matches('/').to_string();
let parsed = reqwest::Url::parse(&url).map_err(|_| AppError::BadRequest("invalid URL".into()))?;
if parsed.path() != "/" && !parsed.path().is_empty() { return Err(AppError::BadRequest("URL must not contain a path".into())); }
if parsed.host_str().is_none() { return Err(AppError::BadRequest("URL must contain a host".into())); }
let is_loopback = state.config.public_url.contains("127.0.0.1") || state.config.public_url.contains("[::1]") || state.config.public_url.contains("localhost");
if parsed.scheme() != "https" && !is_loopback { return Err(AppError::BadRequest("URL scheme must be https".into())); }
// Check for duplicates let existing: Option<(String,)> = crate::db::query_as(&adapt_sql( "SELECT id FROM happyview_domains WHERE url = ?", state.db_backend, )) .bind(&url) .fetch_optional(&state.db) .await .map_err(|e| AppError::Internal(format!("failed to check domain: {e}")))?;
if existing.is_some() { return Err(AppError::BadRequest(format!( "domain '{url}' already exists" ))); }
let id = uuid::Uuid::new_v4().to_string(); let now = now_rfc3339();
let sql = adapt_sql( "INSERT INTO happyview_domains (id, url, is_primary, created_at, updated_at) VALUES (?, ?, 0, ?, ?)", state.db_backend, ); crate::db::query(&sql) .bind(&id) .bind(&url) .bind(&now) .bind(&now) .execute(&state.db) .await .map_err(|e| AppError::Internal(format!("failed to create domain: {e}")))?;
let domain = Domain { id: id.clone(), url: url.clone(), is_primary: false, created_at: now.clone(), updated_at: now, };
// Build the base-path-aware URLs for this domain let domain_base_url = state.config.url_with_base_path(&url); let client_id_url = format!( "{}/oauth-client-metadata.json", domain_base_url.trim_end_matches('/') );
// Register the OAuth client for this domain state.oauth.register_domain_client( url.clone(), client_id_url.clone(), state.oauth.primary_client(), );
// Build a proper OAuth client if not loopback let domain_is_loopback = url.contains("127.0.0.1") || url.contains("[::1]") || url.contains("localhost"); if !domain_is_loopback { let callback = format!("{}/auth/callback", domain_base_url.trim_end_matches('/')); if let Err(e) = state.oauth.register_api_client( &client_id_url, &url, vec![callback], "atproto", &crate::auth::client_registry::ApiClientOAuthParams { plc_url: state.config.plc_url.clone(), state_store: state.oauth_state_store.clone(), session_store_pool: state.db.clone(), db_backend: state.db_backend, }, ) { tracing::error!(domain = %url, error = %e, "Failed to create OAuth client for domain"); } else { // Move from `clients` (where register_api_client puts it) to domain_clients + clients if let Some(client) = state.oauth.get(&client_id_url) { state.oauth.remove(&client_id_url); state .oauth .register_domain_client(url.clone(), client_id_url, client); } } }
// Update in-memory cache state.domain_cache.insert(domain.clone()).await;
log_event( &state.db, EventLog { event_type: "domain.created".to_string(), severity: Severity::Info, actor_did: Some(auth.did.clone()), subject: Some(url), detail: serde_json::json!({ "id": id }), }, state.db_backend, ) .await;
let response = domain_to_response(&domain); Ok((StatusCode::CREATED, Json(response)))}
/// DELETE /admin/domains/{id}pub(super) async fn delete( State(state): State<AppState>, auth: UserAuth, Path(id): Path<String>,) -> Result<StatusCode, AppError> { auth.require(Permission::SettingsManage).await?;
let sql = adapt_sql( "SELECT id, url, is_primary, created_at, updated_at FROM happyview_domains WHERE id = ?", state.db_backend, ); let row: Option<(String, String, i32, String, String)> = crate::db::query_as(&sql) .bind(&id) .fetch_optional(&state.db) .await .map_err(|e| AppError::Internal(format!("failed to find domain: {e}")))?;
let (_, url, is_primary, _, _) = row.ok_or_else(|| AppError::NotFound("domain not found".into()))?;
if is_primary != 0 { return Err(AppError::BadRequest( "cannot delete the primary domain — set a different domain as primary first".into(), )); }
let delete_sql = adapt_sql( "DELETE FROM happyview_domains WHERE id = ?", state.db_backend, ); crate::db::query(&delete_sql) .bind(&id) .execute(&state.db) .await .map_err(|e| AppError::Internal(format!("failed to delete domain: {e}")))?;
// Remove OAuth client and cache entry let domain_base_url = state.config.url_with_base_path(&url); let client_id_url = format!( "{}/oauth-client-metadata.json", domain_base_url.trim_end_matches('/') ); state.oauth.remove_domain_client(&url, &client_id_url); let host = url .strip_prefix("https://") .or_else(|| url.strip_prefix("http://")) .unwrap_or(&url); state.domain_cache.remove(host).await;
log_event( &state.db, EventLog { event_type: "domain.deleted".to_string(), severity: Severity::Info, actor_did: Some(auth.did.clone()), subject: Some(url), detail: serde_json::json!({ "id": id }), }, state.db_backend, ) .await;
Ok(StatusCode::NO_CONTENT)}
/// POST /admin/domains/{id}/primarypub(super) async fn set_primary( State(state): State<AppState>, auth: UserAuth, Path(id): Path<String>,) -> Result<StatusCode, AppError> { auth.require(Permission::SettingsManage).await?;
let sql = adapt_sql( "SELECT id, url, is_primary, created_at, updated_at FROM happyview_domains WHERE id = ?", state.db_backend, ); let row: Option<(String, String, i32, String, String)> = crate::db::query_as(&sql) .bind(&id) .fetch_optional(&state.db) .await .map_err(|e| AppError::Internal(format!("failed to find domain: {e}")))?;
let (_, url, _, _, _) = row.ok_or_else(|| AppError::NotFound("domain not found".into()))?;
let now = now_rfc3339();
let unset_sql = adapt_sql( "UPDATE happyview_domains SET is_primary = 0, updated_at = ? WHERE is_primary = 1", state.db_backend, ); crate::db::query(&unset_sql) .bind(&now) .execute(&state.db) .await .map_err(|e| AppError::Internal(format!("failed to unset primary: {e}")))?;
let set_sql = adapt_sql( "UPDATE happyview_domains SET is_primary = 1, updated_at = ? WHERE id = ?", state.db_backend, ); crate::db::query(&set_sql) .bind(&now) .bind(&id) .execute(&state.db) .await .map_err(|e| AppError::Internal(format!("failed to set primary: {e}")))?;
// Update cache let host = url .strip_prefix("https://") .or_else(|| url.strip_prefix("http://")) .unwrap_or(&url); state.domain_cache.set_primary(host).await;
// Update OAuth primary client if let Some(client) = state.oauth.get_domain_client(&url) { state.oauth.set_primary_client(client); }
log_event( &state.db, EventLog { event_type: "domain.primary_changed".to_string(), severity: Severity::Info, actor_did: Some(auth.did.clone()), subject: Some(url), detail: serde_json::json!({ "id": id }), }, state.db_backend, ) .await;
Ok(StatusCode::NO_CONTENT)}