Make passwords optional when registering a new user

app/src/create_user.rs

@@ -67,7 +67,7 @@ impl Component for CreateUserForm {
                     display_name: Some(get_element("displayname")),
                     first_name: Some(get_element("firstname")),
                     last_name: Some(get_element("lastname")),
-                    password: get_element("password"),
+                    password: Some(get_element("password")),
                 };
                 self.create_user(req);
             }

model/src/lib.rs

@@ -56,7 +56,7 @@ pub struct CreateUserRequest {
     pub display_name: Option<String>,
     pub first_name: Option<String>,
     pub last_name: Option<String>,
-    pub password: String,
+    pub password: Option<String>,
 }
 
 #[derive(PartialEq, Eq, Debug, Serialize, Deserialize, Clone, Default)]

src/domain/sql_backend_handler.rs

@@ -110,8 +110,11 @@ impl BackendHandler for SqlBackendHandler {
             .and_where(Expr::col(Users::UserId).eq(request.name.as_str()))
             .to_string(DbQueryBuilder {});
         if let Ok(row) = sqlx::query(&query).fetch_one(&self.sql_pool).await {
+            if let Some(password_hash) =
+                row.get::<Option<Vec<u8>>, _>(&*Users::PasswordHash.to_string())
+            {
                 if let Err(e) = passwords_match(
-                &row.get::<Vec<u8>, _>(&*Users::PasswordHash.to_string()),
+                    &&password_hash,
                     &request.password,
                     self.config.get_server_keys().private(),
                 ) {
@@ -119,6 +122,9 @@ impl BackendHandler for SqlBackendHandler {
                 } else {
                     return Ok(());
                 }
+            } else {
+                debug!(r#"User "{}" has no password"#, request.name);
+            }
         } else {
             debug!(r#"No user found for "{}""#, request.name);
         }
@@ -233,29 +239,34 @@ impl BackendHandler for SqlBackendHandler {
     }
 
     async fn create_user(&self, request: CreateUserRequest) -> Result<()> {
-        let password_hash =
-            get_password_file(&request.password, self.config.get_server_keys().public())?
-                .serialize();
-        let query = Query::insert()
-            .into_table(Users::Table)
-            .columns(vec![
+        let mut columns = vec![
             Users::UserId,
             Users::Email,
             Users::DisplayName,
             Users::FirstName,
             Users::LastName,
             Users::CreationDate,
-                Users::PasswordHash,
-            ])
-            .values_panic(vec![
+        ];
+        let mut values = vec![
             request.user_id.into(),
             request.email.into(),
             request.display_name.map(Into::into).unwrap_or(Value::Null),
             request.first_name.map(Into::into).unwrap_or(Value::Null),
             request.last_name.map(Into::into).unwrap_or(Value::Null),
             chrono::Utc::now().naive_utc().into(),
-                password_hash.into(),
-            ])
+        ];
+        if let Some(pass) = request.password {
+            columns.push(Users::PasswordHash);
+            values.push(
+                get_password_file(&pass, self.config.get_server_keys().public())?
+                    .serialize()
+                    .into(),
+            );
+        }
+        let query = Query::insert()
+            .into_table(Users::Table)
+            .columns(columns)
+            .values_panic(values)
             .to_string(DbQueryBuilder {});
         sqlx::query(&query).execute(&self.sql_pool).await?;
         Ok(())
@@ -325,7 +336,18 @@ mod tests {
             .create_user(CreateUserRequest {
                 user_id: name.to_string(),
                 email: "bob@bob.bob".to_string(),
-                password: pass.to_string(),
+                password: Some(pass.to_string()),
+                ..Default::default()
+            })
+            .await
+            .unwrap();
+    }
+
+    async fn insert_user_no_password(handler: &SqlBackendHandler, name: &str) {
+        handler
+            .create_user(CreateUserRequest {
+                user_id: name.to_string(),
+                email: "bob@bob.bob".to_string(),
                 ..Default::default()
             })
             .await
@@ -399,6 +421,22 @@ mod tests {
             .unwrap_err();
     }
 
+    #[tokio::test]
+    async fn test_user_no_password() {
+        let sql_pool = get_initialized_db().await;
+        let config = get_default_config();
+        let handler = SqlBackendHandler::new(config, sql_pool.clone());
+        insert_user_no_password(&handler, "bob").await;
+
+        handler
+            .bind(BindRequest {
+                name: "bob".to_string(),
+                password: "bob00".to_string(),
+            })
+            .await
+            .unwrap_err();
+    }
+
     #[tokio::test]
     async fn test_list_users() {
         let sql_pool = get_initialized_db().await;

src/domain/sql_tables.rs

@@ -54,7 +54,7 @@ pub async fn init_table(pool: &Pool) -> sqlx::Result<()> {
             .col(ColumnDef::new(Users::LastName).string_len(255))
             .col(ColumnDef::new(Users::Avatar).binary())
             .col(ColumnDef::new(Users::CreationDate).date_time().not_null())
-            .col(ColumnDef::new(Users::PasswordHash).binary().not_null())
+            .col(ColumnDef::new(Users::PasswordHash).binary())
             .col(ColumnDef::new(Users::TotpSecret).string_len(64))
             .col(ColumnDef::new(Users::MfaType).string_len(64))
             .to_string(DbQueryBuilder {}),

src/infra/configuration.rs

@@ -33,12 +33,7 @@ pub struct Configuration {
 impl ConfigurationBuilder {
     #[cfg(test)]
     pub fn build(self) -> Result<Configuration> {
-        let server_keys = get_server_keys(
-            &self
-                .key_file
-                .as_deref()
-                .unwrap_or("server_key"),
-        )?;
+        let server_keys = get_server_keys(&self.key_file.as_deref().unwrap_or("server_key"))?;
         Ok(self.server_keys(server_keys).private_build()?)
     }
 

src/main.rs

@@ -17,7 +17,7 @@ async fn create_admin_user(handler: &SqlBackendHandler, config: &Configuration)
     handler
         .create_user(lldap_model::CreateUserRequest {
             user_id: config.ldap_user_dn.clone(),
-            password: config.ldap_user_pass.clone(),
+            password: Some(config.ldap_user_pass.clone()),
             ..Default::default()
         })
         .await