X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/c6c2f3518bc745eed95b5f5b81db5d17db4366ff..7aaf9f22aa646077b4b7fd961d6b731185b88137:/services/api/app/models/user.rb

diff --git a/services/api/app/models/user.rb b/services/api/app/models/user.rb
index 6f30b27a95..2e862d3ae6 100644
--- a/services/api/app/models/user.rb
+++ b/services/api/app/models/user.rb
@@ -161,6 +161,10 @@ SELECT 1 FROM #{PERMISSION_VIEW}
     MaterializedPermission.where("user_uuid = ? and target_uuid != ?", uuid, uuid).delete_all
   end
 
+  def forget_cached_group_perms
+    @group_perms = nil
+  end
+
   def remove_self_from_permissions
     MaterializedPermission.where("target_uuid = ?", uuid).delete_all
     check_permissions_against_full_refresh
@@ -191,25 +195,35 @@ SELECT user_uuid, target_uuid, perm_level
   # and perm_hash[:write] are true if this user can read and write
   # objects owned by group_uuid.
   def group_permissions(level=1)
-    group_perms = {}
-
-    user_uuids_subquery = USER_UUIDS_SUBQUERY_TEMPLATE % {user: "$1", perm_level: "$2"}
+    @group_perms ||= {}
+    if @group_perms.empty?
+      user_uuids_subquery = USER_UUIDS_SUBQUERY_TEMPLATE % {user: "$1", perm_level: 1}
 
-    ActiveRecord::Base.connection.
-      exec_query(%{
+      ActiveRecord::Base.connection.
+        exec_query(%{
 SELECT target_uuid, perm_level
   FROM #{PERMISSION_VIEW}
-  WHERE user_uuid in (#{user_uuids_subquery}) and perm_level >= $2
+  WHERE user_uuid in (#{user_uuids_subquery}) and perm_level >= 1
 },
-                  # "name" arg is a query label that appears in logs:
-                  "User.group_permissions",
-                  # "binds" arg is an array of [col_id, value] for '$1' vars:
-                  [[nil, uuid],
-                   [nil, level]]).
-      rows.each do |group_uuid, max_p_val|
-      group_perms[group_uuid] = PERMS_FOR_VAL[max_p_val.to_i]
+                   # "name" arg is a query label that appears in logs:
+                   "User.group_permissions",
+                   # "binds" arg is an array of [col_id, value] for '$1' vars:
+                   [[nil, uuid]]).
+        rows.each do |group_uuid, max_p_val|
+        @group_perms[group_uuid] = PERMS_FOR_VAL[max_p_val.to_i]
+      end
+    end
+
+    case level
+    when 1
+      @group_perms
+    when 2
+      @group_perms.select {|k,v| v[:write] }
+    when 3
+      @group_perms.select {|k,v| v[:manage] }
+    else
+      raise "level must be 1, 2 or 3"
     end
-    group_perms
   end
 
   # create links
@@ -251,6 +265,8 @@ SELECT target_uuid, perm_level
       end
     end
 
+    forget_cached_group_perms
+
     return [repo_perm, vm_login_perm, group_perm, self].compact
   end
 
@@ -290,6 +306,7 @@ SELECT target_uuid, perm_level
     # mark the user as inactive
     self.is_admin = false  # can't be admin and inactive
     self.is_active = false
+    forget_cached_group_perms
     self.save!
   end
 
@@ -345,37 +362,6 @@ SELECT target_uuid, perm_level
     end
   end
 
-  def update_uuid(new_uuid:)
-    if !current_user.andand.is_admin
-      raise PermissionDeniedError
-    end
-    if uuid == system_user_uuid || uuid == anonymous_user_uuid
-      raise "update_uuid cannot update system accounts"
-    end
-    if self.class != self.class.resource_class_for_uuid(new_uuid)
-      raise "invalid new_uuid #{new_uuid.inspect}"
-    end
-    transaction(requires_new: true) do
-      reload
-      old_uuid = self.uuid
-      self.uuid = new_uuid
-      save!(validate: false)
-      change_all_uuid_refs(old_uuid: old_uuid, new_uuid: new_uuid)
-    ActiveRecord::Base.connection.exec_update %{
-update #{PERMISSION_VIEW} set user_uuid=$1 where user_uuid = $2
-},
-                                             'User.update_uuid.update_permissions_user_uuid',
-                                             [[nil, new_uuid],
-                                              [nil, old_uuid]]
-      ActiveRecord::Base.connection.exec_update %{
-update #{PERMISSION_VIEW} set target_uuid=$1 where target_uuid = $2
-},
-                                            'User.update_uuid.update_permissions_target_uuid',
-                                             [[nil, new_uuid],
-                                              [nil, old_uuid]]
-    end
-  end
-
   # Move this user's (i.e., self's) owned items to new_owner_uuid and
   # new_user_uuid (for things normally owned directly by the user).
   #