Password login, get credentials

src/dao/credential.rs

@@ -3,7 +3,7 @@ use crate::dto::credential::CredentialDto;
 use chrono::Utc;
 use sqlx::{Error, PgConnection, PgPool};
 
-pub async fn insert_credential(
+pub(crate) async fn insert_credential(
     conn: &mut PgConnection,
     credential_dto: CredentialDto,
     user_id: &i32,
@@ -21,14 +21,14 @@ pub async fn insert_credential(
         .await
 }
 
-pub async fn fetch_user_credentials(
+pub(crate) async fn fetch_user_credentials(
     conn: &mut PgConnection,
     user_id: &i32,
 ) -> Result<Vec<Credential>, Error> {
     sqlx::query_as(r#"SELECT user_id, credential_type, credential, validated, time_created, last_updated FROM "credential" WHERE user_id = $1 "#).bind(user_id).fetch_all(conn).await
 }
 
-pub async fn get_credential(
+pub(crate) async fn get_credential(
     conn: &mut PgConnection,
     credential: String,
 ) -> Result<Option<Credential>, Error> {

src/dao/token.rs

@@ -2,14 +2,14 @@ use crate::domain::token::Token;
 use chrono::Utc;
 use sqlx::{Error, PgConnection, PgPool};
 
-pub async fn insert_token(conn: &mut PgConnection, token: Token) -> Result<Token, Error> {
+pub(crate) async fn insert_token(conn: &mut PgConnection, token: Token) -> Result<Token, Error> {
     sqlx::query_as(r#"INSERT INTO token (
     user_id, auth_token, refresh_token, time_created, last_updated) VALUES ($1, $2, $3, $4, $4) RETURNING *;"#)
         .bind(token.user_id).bind(token.auth_token).bind(token.refresh_token).bind(token.time_created)
         .fetch_one(conn).await
 }
 
-pub async fn update_token(
+pub(crate) async fn update_token(
     conn: &mut PgConnection,
     token_id: &i32,
     refresh_token: String,
@@ -28,14 +28,14 @@ pub async fn update_token(
     .await
 }
 
-pub async fn remove_token(conn: &mut PgConnection, token_id: &i32) -> Result<Option<Token>, Error> {
+pub(crate) async fn remove_token(conn: &mut PgConnection, token_id: &i32) -> Result<Option<Token>, Error> {
     sqlx::query_as(r#"DELETE FROM token WHERE id = $1 RETURNING *;"#)
         .bind(token_id)
         .fetch_optional(conn)
         .await
 }
 
-pub async fn validate_user_token(
+pub(crate) async fn validate_user_token(
     conn: &mut PgConnection,
     user_id: &i32,
     auth_token: String,

src/dao/user.rs

@@ -1,7 +1,7 @@
 use crate::domain::user::User;
-use sqlx::{PgConnection, PgPool, Postgres, Transaction};
+use sqlx::PgConnection;
 
-pub async fn insert_user(conn: &mut PgConnection, user: User) -> Result<User, sqlx::Error> {
+pub(crate) async fn insert_user(conn: &mut PgConnection, user: User) -> Result<User, sqlx::Error> {
     sqlx::query_as(
         r#"
     INSERT INTO "user" (name, password, salt, time_created, last_updated)
@@ -16,7 +16,7 @@ pub async fn insert_user(conn: &mut PgConnection, user: User) -> Result<User, sq
     .await
 }
 
-pub async fn get_user_with_id(conn: &mut PgConnection, user_id: &i32) -> Result<Option<User>, sqlx::Error> {
+pub(crate) async fn get_user_with_id(conn: &mut PgConnection, user_id: &i32) -> Result<Option<User>, sqlx::Error> {
     sqlx::query_as(
         r#"
     SELECT * FROM "user" where id = $1;
@@ -27,7 +27,7 @@ pub async fn get_user_with_id(conn: &mut PgConnection, user_id: &i32) -> Result<
     .await
 }
 
-pub async fn update_user(conn: &mut PgConnection, user: User) -> Result<User, sqlx::Error> {
+pub(crate) async fn update_user(conn: &mut PgConnection, user: User) -> Result<User, sqlx::Error> {
     sqlx::query_as(
         r#"
     UPDATE "user" SET
@@ -44,7 +44,7 @@ pub async fn update_user(conn: &mut PgConnection, user: User) -> Result<User, sq
     .await
 }
 
-pub async fn delete_user(conn: &mut PgConnection, user_id: &i32) -> Result<Option<User>, sqlx::Error> {
+pub(crate) async fn delete_user(conn: &mut PgConnection, user_id: &i32) -> Result<Option<User>, sqlx::Error> {
     sqlx::query_as(
         r#"
     DELETE FROM "user" where id = $1 RETURNING *;

src/resources/error_messages.rs

@@ -66,6 +66,11 @@ pub const ERROR_TOO_MANY_CREDENTIALS: (&str, &str) = (
     "Only up to 3 credentials are allowed. One of each type.",
 );
 
+pub const ERROR_CREDENTIAL_DOES_NOT_EXIST: (&str, &str) = (
+    "ERROR.CREDENTIAL_DOES_NOT_EXIST",
+    "Credential specified does not exist.",
+);
+
 pub const ERROR_TOKEN_NOT_CREATED: (&str, &str) = (
     "ERROR.TOKEN_NOT_CREATED",
     "Token futures were joined but not created correctly.",

src/service/user.rs

@@ -1,17 +1,17 @@
 use chrono::Utc;
-use log::{debug, error, log};
+use log::{debug, error};
-use sqlx::{Error, Postgres, Transaction};
+use sqlx::{PgConnection, Postgres, Transaction};
-use sqlx::pool::PoolConnection;
+use crate::dao::credential::{fetch_user_credentials, get_credential, insert_credential};
-use crate::dao::credential::{get_credential, insert_credential};
 use crate::dao::token::{insert_token, validate_user_token};
 use crate::dao::user::{get_user_with_id, insert_user};
+use crate::domain::credential::Credential;
 use crate::domain::token::Token;
 use crate::domain::user::User;
 use crate::dto::token::AuthenticateUserDto;
-use crate::dto::users::UserRegisterPayload;
+use crate::dto::users::{UserLoginPayload, UserRegisterPayload};
-use crate::resources::error_messages::{ERROR_EXPIRED_TOKEN, ERROR_INCORRECT_TOKEN, ERROR_TOKEN_NOT_CREATED, ERROR_TOO_MANY_CREDENTIALS, ERROR_USER_ALREADY_EXISTS, ERROR_USER_DOES_NOT_EXIST, ErrorResource};
+use crate::resources::error_messages::{ERROR_CREDENTIAL_DOES_NOT_EXIST, ERROR_EXPIRED_TOKEN, ERROR_INCORRECT_TOKEN, ERROR_TOKEN_NOT_CREATED, ERROR_TOO_MANY_CREDENTIALS, ERROR_USER_ALREADY_EXISTS, ERROR_USER_DOES_NOT_EXIST, ErrorResource};
 use crate::resources::expirations::AUTH_TOKEN_EXPIRATION_TIME_MILLIS;
-use crate::utils::hasher::{generate_multiple_random_token_with_rng, hash_password};
+use crate::utils::hasher::{generate_multiple_random_token_with_rng, hash_password, hash_password_with_existing_salt};
 use crate::validation::user_validator::validate_user_for_creation;
 
 pub async fn register_user<'a>(transaction: &mut Transaction<'a, Postgres>, user: UserRegisterPayload) -> Result<Token, Vec<ErrorResource<'a>>> {
@@ -39,7 +39,7 @@ pub async fn register_user<'a>(transaction: &mut Transaction<'a, Postgres>, user
                 }
             }
             Err(e) => {
-                error!("1{}", e);
+                error!("{}", e);
                 error_resources.push(("ERROR.DATABASE_ERROR", ""));
             }
         };
@@ -67,7 +67,7 @@ pub async fn register_user<'a>(transaction: &mut Transaction<'a, Postgres>, user
             persisted_user = user;
         },
         Err(e) => {
-            error!("2{}", e);
+            error!("{}", e);
             error_resources.push(("ERROR.DATABASE_ERROR", ""));
             return Err(error_resources);
         }};
@@ -77,68 +77,22 @@ pub async fn register_user<'a>(transaction: &mut Transaction<'a, Postgres>, user
         match insert_credential(transaction, credential, &persisted_user.id).await {
             Ok(_) => {}
             Err(e) => {
-                error!("3{}", e);
+                error!("{}", e);
                 error_resources.push(("ERROR.DATABASE_ERROR", ""));
                 return Err(error_resources);
             }
         };
     }
-    //  Create token and send it back.
-    let tokens: Vec<String> = match generate_multiple_random_token_with_rng(2).await {
-        Ok(tokens) => tokens,
-        Err(e) => {
-            error!("4{}", e);
-            error_resources.push(("ERROR.JOIN_ERROR", ""));
-            return Err(error_resources);
-        }
-    };
-    let token_to_insert =
-        Token {
-            id: 0,
-            user_id: persisted_user.id,
-            auth_token: match tokens.get(0) {
-                None => {
-                    error!("Tokens were not created.", );
-                    error_resources.push(ERROR_TOKEN_NOT_CREATED);
-                    return Err(error_resources);
-                }
-                Some(token) => token.clone()
-            },
-            refresh_token: match tokens.get(1) {
-                None => {
-                    error!("Tokens were not created.", );
-                    error_resources.push(ERROR_TOKEN_NOT_CREATED);
-                    return Err(error_resources);
-                }
-                Some(token) => token.clone()
-            },
-            time_created: now,
-            last_updated: now,
-        };
 
-    //  Insert token in DB
+    if let Some(persisted_token) = create_token_for_user(transaction, persisted_user.id, &mut error_resources).await {
-    match insert_token(transaction, token_to_insert).await {
+        Ok(persisted_token)
-        Ok(persisted_token) => {
+    } else {
-            Ok(persisted_token)
+        Err(error_resources)
-        },
-        Err(e) => {
-            error!("{}", e);
-            error_resources.push(("ERROR.DATABASE_ERROR", ""));
-            Err(error_resources)
-        }
     }
 }
-pub async fn authenticate_user(db_conn: &sqlx::PgPool, user: AuthenticateUserDto) -> Result<User, Vec<ErrorResource>> {
+pub async fn authenticate_user<'a>(conn: &mut PgConnection, user: AuthenticateUserDto) -> Result<User, Vec<ErrorResource<'a>>> {
     let mut error_resources = Vec::new();
-    let mut conn = match db_conn.acquire().await {
+    let persisted_user = match get_user_with_id(conn, &user.id).await {
-        Ok(conn) => conn,
-        Err(error) => {
-            error!("{:?}", error);
-            error_resources.push(("ERROR.DATABASE_ERROR", ""));
-            return Err(error_resources);
-        }
-    };
-    let persisted_user = match get_user_with_id(&mut conn, &user.id).await {
         Ok(persisted_user_opt) => match persisted_user_opt {
             None => {
                 error_resources.push(ERROR_USER_DOES_NOT_EXIST);
@@ -153,7 +107,7 @@ pub async fn authenticate_user(db_conn: &sqlx::PgPool, user: AuthenticateUserDto
         }
     };
 
-    match validate_user_token(&mut conn, &user.id, user.auth_token).await {
+    match validate_user_token(conn, &user.id, user.auth_token).await {
         Ok(persisted_token_opt) => match persisted_token_opt {
             None => {
                 error_resources.push(ERROR_INCORRECT_TOKEN);
@@ -180,8 +134,119 @@ pub async fn authenticate_user(db_conn: &sqlx::PgPool, user: AuthenticateUserDto
     }
 }
 
+///
 pub async fn refresh_auth_token() {}
 
+///
 pub async fn reset_password() {}
 
-pub async fn password_login() {}
+/// ## This resets a user's password without any validations!
+/// Don't expose this to any public endpoint!!
+pub async fn force_reset_password() {}
+
+///
+pub async fn password_login<'a>(transaction: &mut Transaction<'a, Postgres>, user: UserLoginPayload) -> Result<Token, Vec<ErrorResource<'a>>>{
+    let mut error_resources = Vec::new();
+    let persisted_user_credential = match get_credential(transaction, user.credential).await {
+        Ok(credential_opt) => match credential_opt {
+            None => {
+                error!("Credential not found for password login.");
+                error_resources.push(ERROR_CREDENTIAL_DOES_NOT_EXIST);
+                return Err(error_resources);
+            },
+            Some(persisted_credential) => persisted_credential
+        },
+        Err(e) => {
+            error!("{}", e);
+            error_resources.push(("ERROR.DATABASE_ERROR", ""));
+            return Err(error_resources);
+        }
+    };
+    let persisted_user = match get_user_with_id(transaction, &persisted_user_credential.user_id).await {
+        Ok(persisted_user_opt) => match persisted_user_opt {
+            None => {
+                error!("Serious error. User doesn't exist but credentials pointing to the user do.");
+                error_resources.push(("ERROR.DATABASE_ERROR", "Critical. User doesn't exist but credentials pointing to the user do."));
+                return Err(error_resources);
+            },
+            Some(persisted_user) => {
+                persisted_user
+            }
+        },
+        Err(e) => {
+            error!("{}", e);
+            error_resources.push(("ERROR.DATABASE_ERROR", ""));
+            return Err(error_resources);}
+    };
+    let hashed_password = hash_password_with_existing_salt(&user.password, &persisted_user.salt);
+    if hashed_password.hash == persisted_user.password {
+        return if let Some(persisted_token) = create_token_for_user(transaction, persisted_user.id, &mut error_resources).await {
+            Ok(persisted_token)
+        } else {
+            Err(error_resources)
+        }
+    }
+
+    Err(error_resources)
+}
+
+///
+pub async fn get_user_credentials<'a>(transaction: &mut Transaction<'a, Postgres>, user: AuthenticateUserDto) -> Result<Vec<Credential>, Vec<ErrorResource<'a>>> {
+    let mut error_resources = Vec::new();
+    let persisted_user = authenticate_user(transaction, user).await?;
+    match fetch_user_credentials(transaction, &persisted_user.id).await {
+        Ok(persisted_credentials) => Ok(persisted_credentials),
+        Err(e) => {
+            error!("{}", e);
+            error_resources.push(("ERROR.DATABASE_ERROR", ""));
+            Err(error_resources)
+        }
+    }
+}
+
+async fn create_token_for_user<'a>(transaction: &mut Transaction<'a, Postgres>, user_id: i32, error_resources: &mut Vec<ErrorResource<'a>>) -> Option<Token> {
+    //  Create token and send it back.
+    let tokens: Vec<String> = match generate_multiple_random_token_with_rng(2).await {
+        Ok(tokens) => tokens,
+        Err(e) => {
+            error!("{}", e);
+            error_resources.push(("ERROR.JOIN_ERROR", ""));
+            return None;
+        }
+    };
+    let token_to_insert =
+        Token {
+            id: 0,
+            user_id,
+            auth_token: match tokens.get(0) {
+                None => {
+                    error!("Tokens were not created.", );
+                    error_resources.push(ERROR_TOKEN_NOT_CREATED);
+                    return None;
+                }
+                Some(token) => token.clone()
+            },
+            refresh_token: match tokens.get(1) {
+                None => {
+                    error!("Tokens were not created.", );
+                    error_resources.push(ERROR_TOKEN_NOT_CREATED);
+                    return None;
+                }
+                Some(token) => token.clone()
+            },
+            time_created: Utc::now(),
+            last_updated: Utc::now(),
+        };
+
+    //  Insert token in DB
+    match insert_token(transaction, token_to_insert).await {
+        Ok(persisted_token) => {
+            Some(persisted_token)
+        },
+        Err(e) => {
+            error!("{}", e);
+            error_resources.push(("ERROR.DATABASE_ERROR", ""));
+            None
+        }
+    }
+}

src/validation/user_validator.rs

@@ -33,7 +33,7 @@ fn validate_user_password(password: &String) -> bool {
     password.len() >= MIN_PASSWORD_LENGTH.into() && password.len() <= MAX_PASSWORD_LENGTH.into()
 }
 
-pub fn validate_user_for_creation(
+pub(crate) fn validate_user_for_creation(
     user: &UserRegisterPayload,
     error_resources: &mut Vec<ErrorResource>,
 ) {
@@ -64,7 +64,7 @@ pub fn validate_user_for_creation(
         error_resources.push(ERROR_INVALID_PASSWORD);
     }
 }
-pub fn validate_user_for_password_authentication(
+pub(crate) fn validate_user_for_password_authentication(
     user: &UserLoginPayload,
     error_resources: &mut Vec<ErrorResource>,
 ) {