1pub mod billing;
2pub mod contributors;
3pub mod events;
4pub mod extensions;
5pub mod ips_file;
6pub mod slack;
7
8use crate::db::Database;
9use crate::{
10 AppState, Error, Result, auth,
11 db::{User, UserId},
12 rpc,
13};
14use ::rpc::proto;
15use anyhow::Context as _;
16use axum::extract;
17use axum::{
18 Extension, Json, Router,
19 body::Body,
20 extract::{Path, Query},
21 headers::Header,
22 http::{self, HeaderName, Request, StatusCode},
23 middleware::{self, Next},
24 response::IntoResponse,
25 routing::{get, post},
26};
27use axum_extra::response::ErasedJson;
28use chrono::{DateTime, Utc};
29use serde::{Deserialize, Serialize};
30use std::sync::{Arc, OnceLock};
31use tower::ServiceBuilder;
32
33pub use extensions::fetch_extensions_from_blob_store_periodically;
34
35pub struct CloudflareIpCountryHeader(String);
36
37impl Header for CloudflareIpCountryHeader {
38 fn name() -> &'static HeaderName {
39 static CLOUDFLARE_IP_COUNTRY_HEADER: OnceLock<HeaderName> = OnceLock::new();
40 CLOUDFLARE_IP_COUNTRY_HEADER.get_or_init(|| HeaderName::from_static("cf-ipcountry"))
41 }
42
43 fn decode<'i, I>(values: &mut I) -> Result<Self, axum::headers::Error>
44 where
45 Self: Sized,
46 I: Iterator<Item = &'i axum::http::HeaderValue>,
47 {
48 let country_code = values
49 .next()
50 .ok_or_else(axum::headers::Error::invalid)?
51 .to_str()
52 .map_err(|_| axum::headers::Error::invalid())?;
53
54 Ok(Self(country_code.to_string()))
55 }
56
57 fn encode<E: Extend<axum::http::HeaderValue>>(&self, _values: &mut E) {
58 unimplemented!()
59 }
60}
61
62impl std::fmt::Display for CloudflareIpCountryHeader {
63 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
64 write!(f, "{}", self.0)
65 }
66}
67
68pub struct SystemIdHeader(String);
69
70impl Header for SystemIdHeader {
71 fn name() -> &'static HeaderName {
72 static SYSTEM_ID_HEADER: OnceLock<HeaderName> = OnceLock::new();
73 SYSTEM_ID_HEADER.get_or_init(|| HeaderName::from_static("x-zed-system-id"))
74 }
75
76 fn decode<'i, I>(values: &mut I) -> Result<Self, axum::headers::Error>
77 where
78 Self: Sized,
79 I: Iterator<Item = &'i axum::http::HeaderValue>,
80 {
81 let system_id = values
82 .next()
83 .ok_or_else(axum::headers::Error::invalid)?
84 .to_str()
85 .map_err(|_| axum::headers::Error::invalid())?;
86
87 Ok(Self(system_id.to_string()))
88 }
89
90 fn encode<E: Extend<axum::http::HeaderValue>>(&self, _values: &mut E) {
91 unimplemented!()
92 }
93}
94
95impl std::fmt::Display for SystemIdHeader {
96 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
97 write!(f, "{}", self.0)
98 }
99}
100
101pub fn routes(rpc_server: Arc<rpc::Server>) -> Router<(), Body> {
102 Router::new()
103 .route("/user", get(update_or_create_authenticated_user))
104 .route("/users/look_up", get(look_up_user))
105 .route("/users/:id/access_tokens", post(create_access_token))
106 .route("/users/:id/refresh_llm_tokens", post(refresh_llm_tokens))
107 .route("/users/:id/update_plan", post(update_plan))
108 .route("/rpc_server_snapshot", get(get_rpc_server_snapshot))
109 .merge(contributors::router())
110 .layer(
111 ServiceBuilder::new()
112 .layer(Extension(rpc_server))
113 .layer(middleware::from_fn(validate_api_token)),
114 )
115}
116
117pub async fn validate_api_token<B>(req: Request<B>, next: Next<B>) -> impl IntoResponse {
118 let token = req
119 .headers()
120 .get(http::header::AUTHORIZATION)
121 .and_then(|header| header.to_str().ok())
122 .ok_or_else(|| {
123 Error::http(
124 StatusCode::BAD_REQUEST,
125 "missing authorization header".to_string(),
126 )
127 })?
128 .strip_prefix("token ")
129 .ok_or_else(|| {
130 Error::http(
131 StatusCode::BAD_REQUEST,
132 "invalid authorization header".to_string(),
133 )
134 })?;
135
136 let state = req.extensions().get::<Arc<AppState>>().unwrap();
137
138 if token != state.config.api_token {
139 Err(Error::http(
140 StatusCode::UNAUTHORIZED,
141 "invalid authorization token".to_string(),
142 ))?
143 }
144
145 Ok::<_, Error>(next.run(req).await)
146}
147
148#[derive(Debug, Deserialize)]
149struct AuthenticatedUserParams {
150 github_user_id: i32,
151 github_login: String,
152 github_email: Option<String>,
153 github_name: Option<String>,
154 github_user_created_at: chrono::DateTime<chrono::Utc>,
155}
156
157#[derive(Debug, Serialize)]
158struct AuthenticatedUserResponse {
159 user: User,
160 metrics_id: String,
161 feature_flags: Vec<String>,
162}
163
164async fn update_or_create_authenticated_user(
165 Query(params): Query<AuthenticatedUserParams>,
166 Extension(app): Extension<Arc<AppState>>,
167) -> Result<Json<AuthenticatedUserResponse>> {
168 let initial_channel_id = app.config.auto_join_channel_id;
169
170 let user = app
171 .db
172 .update_or_create_user_by_github_account(
173 ¶ms.github_login,
174 params.github_user_id,
175 params.github_email.as_deref(),
176 params.github_name.as_deref(),
177 params.github_user_created_at,
178 initial_channel_id,
179 )
180 .await?;
181 let metrics_id = app.db.get_user_metrics_id(user.id).await?;
182 let feature_flags = app.db.get_user_flags(user.id).await?;
183 Ok(Json(AuthenticatedUserResponse {
184 user,
185 metrics_id,
186 feature_flags,
187 }))
188}
189
190#[derive(Debug, Deserialize)]
191struct LookUpUserParams {
192 identifier: String,
193}
194
195#[derive(Debug, Serialize)]
196struct LookUpUserResponse {
197 user: Option<User>,
198}
199
200async fn look_up_user(
201 Query(params): Query<LookUpUserParams>,
202 Extension(app): Extension<Arc<AppState>>,
203) -> Result<Json<LookUpUserResponse>> {
204 let user = resolve_identifier_to_user(&app.db, ¶ms.identifier).await?;
205 let user = if let Some(user) = user {
206 match user {
207 UserOrId::User(user) => Some(user),
208 UserOrId::Id(id) => app.db.get_user_by_id(id).await?,
209 }
210 } else {
211 None
212 };
213
214 Ok(Json(LookUpUserResponse { user }))
215}
216
217enum UserOrId {
218 User(User),
219 Id(UserId),
220}
221
222async fn resolve_identifier_to_user(
223 db: &Arc<Database>,
224 identifier: &str,
225) -> Result<Option<UserOrId>> {
226 if let Some(identifier) = identifier.parse::<i32>().ok() {
227 let user = db.get_user_by_id(UserId(identifier)).await?;
228
229 return Ok(user.map(UserOrId::User));
230 }
231
232 if identifier.starts_with("cus_") {
233 let billing_customer = db
234 .get_billing_customer_by_stripe_customer_id(&identifier)
235 .await?;
236
237 return Ok(billing_customer.map(|billing_customer| UserOrId::Id(billing_customer.user_id)));
238 }
239
240 if identifier.starts_with("sub_") {
241 let billing_subscription = db
242 .get_billing_subscription_by_stripe_subscription_id(&identifier)
243 .await?;
244
245 if let Some(billing_subscription) = billing_subscription {
246 let billing_customer = db
247 .get_billing_customer_by_id(billing_subscription.billing_customer_id)
248 .await?;
249
250 return Ok(
251 billing_customer.map(|billing_customer| UserOrId::Id(billing_customer.user_id))
252 );
253 } else {
254 return Ok(None);
255 }
256 }
257
258 if identifier.contains('@') {
259 let user = db.get_user_by_email(identifier).await?;
260
261 return Ok(user.map(UserOrId::User));
262 }
263
264 if let Some(user) = db.get_user_by_github_login(identifier).await? {
265 return Ok(Some(UserOrId::User(user)));
266 }
267
268 Ok(None)
269}
270
271#[derive(Deserialize, Debug)]
272struct CreateUserParams {
273 github_user_id: i32,
274 github_login: String,
275 email_address: String,
276 email_confirmation_code: Option<String>,
277 #[serde(default)]
278 admin: bool,
279 #[serde(default)]
280 invite_count: i32,
281}
282
283async fn get_rpc_server_snapshot(
284 Extension(rpc_server): Extension<Arc<rpc::Server>>,
285) -> Result<ErasedJson> {
286 Ok(ErasedJson::pretty(rpc_server.snapshot().await))
287}
288
289#[derive(Deserialize)]
290struct CreateAccessTokenQueryParams {
291 public_key: String,
292 impersonate: Option<String>,
293}
294
295#[derive(Serialize)]
296struct CreateAccessTokenResponse {
297 user_id: UserId,
298 encrypted_access_token: String,
299}
300
301async fn create_access_token(
302 Path(user_id): Path<UserId>,
303 Query(params): Query<CreateAccessTokenQueryParams>,
304 Extension(app): Extension<Arc<AppState>>,
305) -> Result<Json<CreateAccessTokenResponse>> {
306 let user = app
307 .db
308 .get_user_by_id(user_id)
309 .await?
310 .context("user not found")?;
311
312 let mut impersonated_user_id = None;
313 if let Some(impersonate) = params.impersonate {
314 if user.admin {
315 if let Some(impersonated_user) = app.db.get_user_by_github_login(&impersonate).await? {
316 impersonated_user_id = Some(impersonated_user.id);
317 } else {
318 return Err(Error::http(
319 StatusCode::UNPROCESSABLE_ENTITY,
320 format!("user {impersonate} does not exist"),
321 ));
322 }
323 } else {
324 return Err(Error::http(
325 StatusCode::UNAUTHORIZED,
326 "you do not have permission to impersonate other users".to_string(),
327 ));
328 }
329 }
330
331 let access_token =
332 auth::create_access_token(app.db.as_ref(), user_id, impersonated_user_id).await?;
333 let encrypted_access_token =
334 auth::encrypt_access_token(&access_token, params.public_key.clone())?;
335
336 Ok(Json(CreateAccessTokenResponse {
337 user_id: impersonated_user_id.unwrap_or(user_id),
338 encrypted_access_token,
339 }))
340}
341
342#[derive(Serialize)]
343struct RefreshLlmTokensResponse {}
344
345async fn refresh_llm_tokens(
346 Path(user_id): Path<UserId>,
347 Extension(rpc_server): Extension<Arc<rpc::Server>>,
348) -> Result<Json<RefreshLlmTokensResponse>> {
349 rpc_server.refresh_llm_tokens_for_user(user_id).await;
350
351 Ok(Json(RefreshLlmTokensResponse {}))
352}
353
354#[derive(Debug, Serialize, Deserialize)]
355struct UpdatePlanBody {
356 pub plan: zed_llm_client::Plan,
357 pub subscription_period: SubscriptionPeriod,
358 pub usage: zed_llm_client::CurrentUsage,
359 pub trial_started_at: Option<DateTime<Utc>>,
360 pub is_usage_based_billing_enabled: bool,
361 pub is_account_too_young: bool,
362 pub has_overdue_invoices: bool,
363}
364
365#[derive(Debug, PartialEq, Clone, Copy, Serialize, Deserialize)]
366struct SubscriptionPeriod {
367 pub started_at: DateTime<Utc>,
368 pub ended_at: DateTime<Utc>,
369}
370
371#[derive(Serialize)]
372struct UpdatePlanResponse {}
373
374async fn update_plan(
375 Path(user_id): Path<UserId>,
376 Extension(rpc_server): Extension<Arc<rpc::Server>>,
377 extract::Json(body): extract::Json<UpdatePlanBody>,
378) -> Result<Json<UpdatePlanResponse>> {
379 let plan = match body.plan {
380 zed_llm_client::Plan::ZedFree => proto::Plan::Free,
381 zed_llm_client::Plan::ZedPro => proto::Plan::ZedPro,
382 zed_llm_client::Plan::ZedProTrial => proto::Plan::ZedProTrial,
383 };
384
385 let update_user_plan = proto::UpdateUserPlan {
386 plan: plan.into(),
387 trial_started_at: body
388 .trial_started_at
389 .map(|trial_started_at| trial_started_at.timestamp() as u64),
390 is_usage_based_billing_enabled: Some(body.is_usage_based_billing_enabled),
391 usage: Some(proto::SubscriptionUsage {
392 model_requests_usage_amount: body.usage.model_requests.used,
393 model_requests_usage_limit: Some(usage_limit_to_proto(body.usage.model_requests.limit)),
394 edit_predictions_usage_amount: body.usage.edit_predictions.used,
395 edit_predictions_usage_limit: Some(usage_limit_to_proto(
396 body.usage.edit_predictions.limit,
397 )),
398 }),
399 subscription_period: Some(proto::SubscriptionPeriod {
400 started_at: body.subscription_period.started_at.timestamp() as u64,
401 ended_at: body.subscription_period.ended_at.timestamp() as u64,
402 }),
403 account_too_young: Some(body.is_account_too_young),
404 has_overdue_invoices: Some(body.has_overdue_invoices),
405 };
406
407 rpc_server
408 .update_plan_for_user(user_id, update_user_plan)
409 .await?;
410
411 Ok(Json(UpdatePlanResponse {}))
412}
413
414fn usage_limit_to_proto(limit: zed_llm_client::UsageLimit) -> proto::UsageLimit {
415 proto::UsageLimit {
416 variant: Some(match limit {
417 zed_llm_client::UsageLimit::Limited(limit) => {
418 proto::usage_limit::Variant::Limited(proto::usage_limit::Limited {
419 limit: limit as u32,
420 })
421 }
422 zed_llm_client::UsageLimit::Unlimited => {
423 proto::usage_limit::Variant::Unlimited(proto::usage_limit::Unlimited {})
424 }
425 }),
426 }
427}