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lewis.moe
1use axum::{Json, extract::State};
2use serde::{Deserialize, Serialize};
3use crate::state::AppState;
4use crate::oauth::jwks::{JwkSet, create_jwk_set};
5
6#[derive(Debug, Serialize, Deserialize)]
7pub struct ProtectedResourceMetadata {
8 pub resource: String,
9 pub authorization_servers: Vec<String>,
10 pub bearer_methods_supported: Vec<String>,
11 pub scopes_supported: Vec<String>,
12 #[serde(skip_serializing_if = "Option::is_none")]
13 pub resource_documentation: Option<String>,
14}
15
16#[derive(Debug, Serialize, Deserialize)]
17pub struct AuthorizationServerMetadata {
18 pub issuer: String,
19 pub authorization_endpoint: String,
20 pub token_endpoint: String,
21 pub jwks_uri: String,
22 #[serde(skip_serializing_if = "Option::is_none")]
23 pub registration_endpoint: Option<String>,
24 #[serde(skip_serializing_if = "Option::is_none")]
25 pub scopes_supported: Option<Vec<String>>,
26 pub response_types_supported: Vec<String>,
27 #[serde(skip_serializing_if = "Option::is_none")]
28 pub response_modes_supported: Option<Vec<String>>,
29 #[serde(skip_serializing_if = "Option::is_none")]
30 pub grant_types_supported: Option<Vec<String>>,
31 #[serde(skip_serializing_if = "Option::is_none")]
32 pub token_endpoint_auth_methods_supported: Option<Vec<String>>,
33 #[serde(skip_serializing_if = "Option::is_none")]
34 pub code_challenge_methods_supported: Option<Vec<String>>,
35 #[serde(skip_serializing_if = "Option::is_none")]
36 pub pushed_authorization_request_endpoint: Option<String>,
37 #[serde(skip_serializing_if = "Option::is_none")]
38 pub require_pushed_authorization_requests: Option<bool>,
39 #[serde(skip_serializing_if = "Option::is_none")]
40 pub dpop_signing_alg_values_supported: Option<Vec<String>>,
41 #[serde(skip_serializing_if = "Option::is_none")]
42 pub authorization_response_iss_parameter_supported: Option<bool>,
43 #[serde(skip_serializing_if = "Option::is_none")]
44 pub revocation_endpoint: Option<String>,
45 #[serde(skip_serializing_if = "Option::is_none")]
46 pub introspection_endpoint: Option<String>,
47}
48
49pub async fn oauth_protected_resource(
50 State(_state): State<AppState>,
51) -> Json<ProtectedResourceMetadata> {
52 let pds_hostname = std::env::var("PDS_HOSTNAME").unwrap_or_else(|_| "localhost".to_string());
53 let public_url = format!("https://{}", pds_hostname);
54 Json(ProtectedResourceMetadata {
55 resource: public_url.clone(),
56 authorization_servers: vec![public_url],
57 bearer_methods_supported: vec!["header".to_string()],
58 scopes_supported: vec![],
59 resource_documentation: Some("https://atproto.com".to_string()),
60 })
61}
62
63pub async fn oauth_authorization_server(
64 State(_state): State<AppState>,
65) -> Json<AuthorizationServerMetadata> {
66 let pds_hostname = std::env::var("PDS_HOSTNAME").unwrap_or_else(|_| "localhost".to_string());
67 let issuer = format!("https://{}", pds_hostname);
68 Json(AuthorizationServerMetadata {
69 issuer: issuer.clone(),
70 authorization_endpoint: format!("{}/oauth/authorize", issuer),
71 token_endpoint: format!("{}/oauth/token", issuer),
72 jwks_uri: format!("{}/oauth/jwks", issuer),
73 registration_endpoint: None,
74 scopes_supported: Some(vec![
75 "atproto".to_string(),
76 "transition:generic".to_string(),
77 "transition:chat.bsky".to_string(),
78 ]),
79 response_types_supported: vec!["code".to_string()],
80 response_modes_supported: Some(vec!["query".to_string(), "fragment".to_string()]),
81 grant_types_supported: Some(vec![
82 "authorization_code".to_string(),
83 "refresh_token".to_string(),
84 ]),
85 token_endpoint_auth_methods_supported: Some(vec![
86 "none".to_string(),
87 "private_key_jwt".to_string(),
88 ]),
89 code_challenge_methods_supported: Some(vec!["S256".to_string()]),
90 pushed_authorization_request_endpoint: Some(format!("{}/oauth/par", issuer)),
91 require_pushed_authorization_requests: Some(true),
92 dpop_signing_alg_values_supported: Some(vec![
93 "ES256".to_string(),
94 "ES384".to_string(),
95 "ES512".to_string(),
96 "EdDSA".to_string(),
97 ]),
98 authorization_response_iss_parameter_supported: Some(true),
99 revocation_endpoint: Some(format!("{}/oauth/revoke", issuer)),
100 introspection_endpoint: Some(format!("{}/oauth/introspect", issuer)),
101 })
102}
103
104pub async fn oauth_jwks(State(_state): State<AppState>) -> Json<JwkSet> {
105 use crate::config::AuthConfig;
106 use crate::oauth::jwks::Jwk;
107 let config = AuthConfig::get();
108 let server_key = Jwk {
109 kty: "EC".to_string(),
110 key_use: Some("sig".to_string()),
111 kid: Some(config.signing_key_id.clone()),
112 alg: Some("ES256".to_string()),
113 crv: Some("P-256".to_string()),
114 x: Some(config.signing_key_x.clone()),
115 y: Some(config.signing_key_y.clone()),
116 };
117 Json(create_jwk_set(vec![server_key]))
118}