1pub mod events;
2pub mod extensions;
3pub mod ips_file;
4pub mod slack;
5
6use crate::{
7 auth,
8 db::{ContributorSelector, User, UserId},
9 rpc, AppState, Error, Result,
10};
11use anyhow::anyhow;
12use axum::{
13 body::Body,
14 extract::{Path, Query},
15 http::{self, Request, StatusCode},
16 middleware::{self, Next},
17 response::IntoResponse,
18 routing::{get, post},
19 Extension, Json, Router,
20};
21use axum_extra::response::ErasedJson;
22use chrono::SecondsFormat;
23use serde::{Deserialize, Serialize};
24use std::sync::Arc;
25use tower::ServiceBuilder;
26
27pub use extensions::fetch_extensions_from_blob_store_periodically;
28
29pub fn routes(rpc_server: Option<Arc<rpc::Server>>, state: Arc<AppState>) -> Router<Body> {
30 Router::new()
31 .route("/user", get(get_authenticated_user))
32 .route("/users/:id/access_tokens", post(create_access_token))
33 .route("/rpc_server_snapshot", get(get_rpc_server_snapshot))
34 .route("/contributors", get(get_contributors).post(add_contributor))
35 .route("/contributor", get(check_is_contributor))
36 .layer(
37 ServiceBuilder::new()
38 .layer(Extension(state))
39 .layer(Extension(rpc_server))
40 .layer(middleware::from_fn(validate_api_token)),
41 )
42}
43
44pub async fn validate_api_token<B>(req: Request<B>, next: Next<B>) -> impl IntoResponse {
45 let token = req
46 .headers()
47 .get(http::header::AUTHORIZATION)
48 .and_then(|header| header.to_str().ok())
49 .ok_or_else(|| {
50 Error::Http(
51 StatusCode::BAD_REQUEST,
52 "missing authorization header".to_string(),
53 )
54 })?
55 .strip_prefix("token ")
56 .ok_or_else(|| {
57 Error::Http(
58 StatusCode::BAD_REQUEST,
59 "invalid authorization header".to_string(),
60 )
61 })?;
62
63 let state = req.extensions().get::<Arc<AppState>>().unwrap();
64
65 if token != state.config.api_token {
66 Err(Error::Http(
67 StatusCode::UNAUTHORIZED,
68 "invalid authorization token".to_string(),
69 ))?
70 }
71
72 Ok::<_, Error>(next.run(req).await)
73}
74
75#[derive(Debug, Deserialize)]
76struct AuthenticatedUserParams {
77 github_user_id: Option<i32>,
78 github_login: String,
79 github_email: Option<String>,
80}
81
82#[derive(Debug, Serialize)]
83struct AuthenticatedUserResponse {
84 user: User,
85 metrics_id: String,
86}
87
88async fn get_authenticated_user(
89 Query(params): Query<AuthenticatedUserParams>,
90 Extension(app): Extension<Arc<AppState>>,
91) -> Result<Json<AuthenticatedUserResponse>> {
92 let user = app
93 .db
94 .get_or_create_user_by_github_account(
95 ¶ms.github_login,
96 params.github_user_id,
97 params.github_email.as_deref(),
98 )
99 .await?;
100 let metrics_id = app.db.get_user_metrics_id(user.id).await?;
101 return Ok(Json(AuthenticatedUserResponse { user, metrics_id }));
102}
103
104#[derive(Deserialize, Debug)]
105struct CreateUserParams {
106 github_user_id: i32,
107 github_login: String,
108 email_address: String,
109 email_confirmation_code: Option<String>,
110 #[serde(default)]
111 admin: bool,
112 #[serde(default)]
113 invite_count: i32,
114}
115
116#[derive(Serialize, Debug)]
117struct CreateUserResponse {
118 user: User,
119 signup_device_id: Option<String>,
120 metrics_id: String,
121}
122
123async fn get_rpc_server_snapshot(
124 Extension(rpc_server): Extension<Option<Arc<rpc::Server>>>,
125) -> Result<ErasedJson> {
126 let Some(rpc_server) = rpc_server else {
127 return Err(Error::Internal(anyhow!("rpc server is not available")));
128 };
129
130 Ok(ErasedJson::pretty(rpc_server.snapshot().await))
131}
132
133async fn get_contributors(Extension(app): Extension<Arc<AppState>>) -> Result<Json<Vec<String>>> {
134 Ok(Json(app.db.get_contributors().await?))
135}
136
137#[derive(Debug, Deserialize)]
138struct CheckIsContributorParams {
139 github_user_id: Option<i32>,
140 github_login: Option<String>,
141}
142
143impl CheckIsContributorParams {
144 fn as_contributor_selector(self) -> Result<ContributorSelector> {
145 if let Some(github_user_id) = self.github_user_id {
146 return Ok(ContributorSelector::GitHubUserId { github_user_id });
147 }
148
149 if let Some(github_login) = self.github_login {
150 return Ok(ContributorSelector::GitHubLogin { github_login });
151 }
152
153 Err(anyhow!(
154 "must be one of `github_user_id` or `github_login`."
155 ))?
156 }
157}
158
159#[derive(Debug, Serialize)]
160struct CheckIsContributorResponse {
161 signed_at: Option<String>,
162}
163
164async fn check_is_contributor(
165 Extension(app): Extension<Arc<AppState>>,
166 Query(params): Query<CheckIsContributorParams>,
167) -> Result<Json<CheckIsContributorResponse>> {
168 let params = params.as_contributor_selector()?;
169 Ok(Json(CheckIsContributorResponse {
170 signed_at: app
171 .db
172 .get_contributor_sign_timestamp(¶ms)
173 .await?
174 .map(|ts| ts.and_utc().to_rfc3339_opts(SecondsFormat::Millis, true)),
175 }))
176}
177
178async fn add_contributor(
179 Json(params): Json<AuthenticatedUserParams>,
180 Extension(app): Extension<Arc<AppState>>,
181) -> Result<()> {
182 Ok(app
183 .db
184 .add_contributor(
185 ¶ms.github_login,
186 params.github_user_id,
187 params.github_email.as_deref(),
188 )
189 .await?)
190}
191
192#[derive(Deserialize)]
193struct CreateAccessTokenQueryParams {
194 public_key: String,
195 impersonate: Option<String>,
196}
197
198#[derive(Serialize)]
199struct CreateAccessTokenResponse {
200 user_id: UserId,
201 encrypted_access_token: String,
202}
203
204async fn create_access_token(
205 Path(user_id): Path<UserId>,
206 Query(params): Query<CreateAccessTokenQueryParams>,
207 Extension(app): Extension<Arc<AppState>>,
208) -> Result<Json<CreateAccessTokenResponse>> {
209 let user = app
210 .db
211 .get_user_by_id(user_id)
212 .await?
213 .ok_or_else(|| anyhow!("user not found"))?;
214
215 let mut impersonated_user_id = None;
216 if let Some(impersonate) = params.impersonate {
217 if user.admin {
218 if let Some(impersonated_user) = app.db.get_user_by_github_login(&impersonate).await? {
219 impersonated_user_id = Some(impersonated_user.id);
220 } else {
221 return Err(Error::Http(
222 StatusCode::UNPROCESSABLE_ENTITY,
223 format!("user {impersonate} does not exist"),
224 ));
225 }
226 } else {
227 return Err(Error::Http(
228 StatusCode::UNAUTHORIZED,
229 "you do not have permission to impersonate other users".to_string(),
230 ));
231 }
232 }
233
234 let access_token =
235 auth::create_access_token(app.db.as_ref(), user_id, impersonated_user_id).await?;
236 let encrypted_access_token =
237 auth::encrypt_access_token(&access_token, params.public_key.clone())?;
238
239 Ok(Json(CreateAccessTokenResponse {
240 user_id: impersonated_user_id.unwrap_or(user_id),
241 encrypted_access_token,
242 }))
243}