WebDAV permissions and logging (closes #1362)

tests/src/directory/internal.rs

@@ -6,7 +6,7 @@
 
 use ahash::AHashSet;
 use directory::{
-    QueryBy, Type,
+    Permission, QueryBy, Type,
     backend::{
         RcptType,
         internal::{
@@ -774,6 +774,7 @@ pub trait TestInternalDirectory {
     async fn create_test_group(&self, login: &str, name: &str, emails: &[&str]) -> u32;
     async fn create_test_list(&self, login: &str, name: &str, emails: &[&str]) -> u32;
     async fn set_test_quota(&self, login: &str, quota: u32);
+    async fn add_permissions(&self, login: &str, permissions: impl IntoIterator<Item = Permission>);
     async fn add_to_group(&self, login: &str, group: &str) -> ChangedPrincipals;
     async fn remove_from_group(&self, login: &str, group: &str) -> ChangedPrincipals;
     async fn remove_test_alias(&self, login: &str, alias: &str);
@@ -898,6 +899,28 @@ impl TestInternalDirectory for Store {
         .unwrap();
     }
 
+    async fn add_permissions(
+        &self,
+        login: &str,
+        permissions: impl IntoIterator<Item = Permission>,
+    ) {
+        self.update_principal(
+            UpdatePrincipal::by_name(login).with_updates(
+                permissions
+                    .into_iter()
+                    .map(|p| {
+                        PrincipalUpdate::add_item(
+                            PrincipalField::EnabledPermissions,
+                            PrincipalValue::String(p.name().to_string()),
+                        )
+                    })
+                    .collect(),
+            ),
+        )
+        .await
+        .unwrap();
+    }
+
     async fn add_to_group(&self, login: &str, group: &str) -> ChangedPrincipals {
         self.update_principal(UpdatePrincipal::by_name(login).with_updates(vec![
             PrincipalUpdate::add_item(