]> Untitled Git - lemmy.git/blob - crates/db_schema/src/impls/password_reset_request.rs
Limit password resets (#3344)
[lemmy.git] / crates / db_schema / src / impls / password_reset_request.rs
1 use crate::{
2   newtypes::LocalUserId,
3   schema::password_reset_request::dsl::{
4     local_user_id,
5     password_reset_request,
6     published,
7     token_encrypted,
8   },
9   source::password_reset_request::{PasswordResetRequest, PasswordResetRequestForm},
10   traits::Crud,
11   utils::{get_conn, DbPool},
12 };
13 use diesel::{
14   dsl::{insert_into, now, IntervalDsl},
15   result::Error,
16   ExpressionMethods,
17   QueryDsl,
18 };
19 use diesel_async::RunQueryDsl;
20 use sha2::{Digest, Sha256};
21
22 #[async_trait]
23 impl Crud for PasswordResetRequest {
24   type InsertForm = PasswordResetRequestForm;
25   type UpdateForm = PasswordResetRequestForm;
26   type IdType = i32;
27   async fn read(pool: &DbPool, password_reset_request_id: i32) -> Result<Self, Error> {
28     let conn = &mut get_conn(pool).await?;
29     password_reset_request
30       .find(password_reset_request_id)
31       .first::<Self>(conn)
32       .await
33   }
34   async fn create(pool: &DbPool, form: &PasswordResetRequestForm) -> Result<Self, Error> {
35     let conn = &mut get_conn(pool).await?;
36     insert_into(password_reset_request)
37       .values(form)
38       .get_result::<Self>(conn)
39       .await
40   }
41   async fn update(
42     pool: &DbPool,
43     password_reset_request_id: i32,
44     form: &PasswordResetRequestForm,
45   ) -> Result<Self, Error> {
46     let conn = &mut get_conn(pool).await?;
47     diesel::update(password_reset_request.find(password_reset_request_id))
48       .set(form)
49       .get_result::<Self>(conn)
50       .await
51   }
52 }
53
54 impl PasswordResetRequest {
55   pub async fn create_token(
56     pool: &DbPool,
57     from_local_user_id: LocalUserId,
58     token: &str,
59   ) -> Result<PasswordResetRequest, Error> {
60     let mut hasher = Sha256::new();
61     hasher.update(token);
62     let token_hash: String = bytes_to_hex(hasher.finalize().to_vec());
63
64     let form = PasswordResetRequestForm {
65       local_user_id: from_local_user_id,
66       token_encrypted: token_hash,
67     };
68
69     Self::create(pool, &form).await
70   }
71   pub async fn read_from_token(pool: &DbPool, token: &str) -> Result<PasswordResetRequest, Error> {
72     let conn = &mut get_conn(pool).await?;
73     let mut hasher = Sha256::new();
74     hasher.update(token);
75     let token_hash: String = bytes_to_hex(hasher.finalize().to_vec());
76     password_reset_request
77       .filter(token_encrypted.eq(token_hash))
78       .filter(published.gt(now - 1.days()))
79       .first::<Self>(conn)
80       .await
81   }
82
83   pub async fn get_recent_password_resets_count(
84     pool: &DbPool,
85     user_id: LocalUserId,
86   ) -> Result<i64, Error> {
87     let conn = &mut get_conn(pool).await?;
88     password_reset_request
89       .filter(local_user_id.eq(user_id))
90       .filter(published.gt(now - 1.days()))
91       .count()
92       .get_result(conn)
93       .await
94   }
95 }
96
97 fn bytes_to_hex(bytes: Vec<u8>) -> String {
98   let mut str = String::new();
99   for byte in bytes {
100     str = format!("{str}{byte:02x}");
101   }
102   str
103 }
104
105 #[cfg(test)]
106 mod tests {
107   use crate::{
108     source::{
109       instance::Instance,
110       local_user::{LocalUser, LocalUserInsertForm},
111       password_reset_request::PasswordResetRequest,
112       person::{Person, PersonInsertForm},
113     },
114     traits::Crud,
115     utils::build_db_pool_for_tests,
116   };
117   use serial_test::serial;
118
119   #[tokio::test]
120   #[serial]
121   async fn test_crud() {
122     let pool = &build_db_pool_for_tests().await;
123
124     let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
125       .await
126       .unwrap();
127
128     let new_person = PersonInsertForm::builder()
129       .name("thommy prw".into())
130       .public_key("pubkey".to_string())
131       .instance_id(inserted_instance.id)
132       .build();
133
134     let inserted_person = Person::create(pool, &new_person).await.unwrap();
135
136     let new_local_user = LocalUserInsertForm::builder()
137       .person_id(inserted_person.id)
138       .password_encrypted("pass".to_string())
139       .build();
140
141     let inserted_local_user = LocalUser::create(pool, &new_local_user).await.unwrap();
142
143     let token = "nope";
144     let token_encrypted_ = "ca3704aa0b06f5954c79ee837faa152d84d6b2d42838f0637a15eda8337dbdce";
145
146     let inserted_password_reset_request =
147       PasswordResetRequest::create_token(pool, inserted_local_user.id, token)
148         .await
149         .unwrap();
150
151     let expected_password_reset_request = PasswordResetRequest {
152       id: inserted_password_reset_request.id,
153       local_user_id: inserted_local_user.id,
154       token_encrypted: token_encrypted_.to_string(),
155       published: inserted_password_reset_request.published,
156     };
157
158     let read_password_reset_request = PasswordResetRequest::read_from_token(pool, token)
159       .await
160       .unwrap();
161     let num_deleted = Person::delete(pool, inserted_person.id).await.unwrap();
162     Instance::delete(pool, inserted_instance.id).await.unwrap();
163
164     assert_eq!(expected_password_reset_request, read_password_reset_request);
165     assert_eq!(
166       expected_password_reset_request,
167       inserted_password_reset_request
168     );
169     assert_eq!(1, num_deleted);
170   }
171 }