SERVER-15486 parse_log_component_settings

1 files changed, 62 insertions, 0 deletions

diff --git a/src/mongo/logger/parse_log_component_settings.h b/src/mongo/logger/parse_log_component_settings.h
new file mode 100644
index 00000000000..70094b27f04
--- /dev/null
+++ b/src/mongo/logger/parse_log_component_settings.h
@@ -0,0 +1,62 @@
+/*
+ *    Copyright (C) 2014 MongoDB Inc.
+ *
+ *    This program is free software: you can redistribute it and/or  modify
+ *    it under the terms of the GNU Affero General Public License, version 3,
+ *    as published by the Free Software Foundation.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *    As a special exception, the copyright holders give permission to link the
+ *    code of portions of this program with the OpenSSL library under certain
+ *    conditions as described in each individual source file and distribute
+ *    linked combinations including the program with the OpenSSL library. You
+ *    must comply with the GNU Affero General Public License in all respects for
+ *    all of the code used other than as permitted herein. If you modify file(s)
+ *    with this exception, you may extend this exception to your version of the
+ *    file(s), but you are not obligated to do so. If you do not wish to do so,
+ *    delete this exception statement from your version. If you delete this
+ *    exception statement from all source files in the program, then also delete
+ *    it in the license file.
+ */
+
+#pragma once
+
+#include <vector>
+
+#include "mongo/logger/log_component.h"
+
+namespace mongo {
+
+    class BSONObj;
+    template <typename T> class StatusWith;
+
+namespace logger {
+
+    /**
+     * One parsed LogComponent and desired log level
+     */
+    struct LogComponentSetting {
+        LogComponentSetting(LogComponent c, int lvl) : component(c), level(lvl) {}
+
+        LogComponent component;
+        int level;
+    };
+
+    /**
+     * Parses instructions for modifying component log levels from "settings".
+     *
+     * Returns an error status describing why parsing failed, or a vector of LogComponentSettings,
+     * each describing how to change a particular log components verbosity level.
+     */
+    StatusWith< std::vector<LogComponentSetting> > parseLogComponentSettings(
+            const BSONObj& settings);
+
+}  // namespace logger
+}  // namespace mongo