SERVER-39499 Migrate base server options to IDL

1 files changed, 90 insertions, 0 deletions

diff --git a/src/mongo/db/server_options_base.cpp b/src/mongo/db/server_options_base.cpp
new file mode 100644
index 00000000000..9b4bf8c3b9f
--- /dev/null
+++ b/src/mongo/db/server_options_base.cpp
@@ -0,0 +1,90 @@
+
+/**
+ *    Copyright (C) 2019-present MongoDB, Inc.
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the Server Side Public License, version 1,
+ *    as published by MongoDB, Inc.
+ *
+ *    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
+ *    Server Side Public License for more details.
+ *
+ *    You should have received a copy of the Server Side Public License
+ *    along with this program. If not, see
+ *    <http://www.mongodb.com/licensing/server-side-public-license>.
+ *
+ *    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 Server Side 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.
+ */
+
+#include "mongo/db/server_options_base.h"
+
+#include "mongo/base/string_data.h"
+#include "mongo/db/server_options_base_gen.h"
+#include "mongo/logger/log_component.h"
+#include "mongo/util/options_parser/option_description.h"
+#include "mongo/util/options_parser/option_section.h"
+#include "mongo/util/options_parser/startup_option_init.h"
+#include "mongo/util/options_parser/startup_options.h"
+
+namespace moe = mongo::optionenvironment;
+
+namespace mongo {
+
+// Primarily dispatches to IDL defined addBaseServerOptionDefinitions,
+// then adds some complex options inexpressible in IDL.
+Status addBaseServerOptions(moe::OptionSection* options) {
+    auto status = addBaseServerOptionDefinitions(options);
+    if (!status.isOK()) {
+        return status;
+    }
+
+    moe::OptionSection general_options("General options");
+
+    // log component hierarchy verbosity levels
+    for (int i = 0; i < int(logger::LogComponent::kNumLogComponents); ++i) {
+        logger::LogComponent component = static_cast<logger::LogComponent::Value>(i);
+        if (component == logger::LogComponent::kDefault) {
+            continue;
+        }
+        general_options
+            .addOptionChaining("systemLog.component." + component.getDottedName() + ".verbosity",
+                               "",
+                               moe::Int,
+                               "set component verbose level for " + component.getDottedName())
+            .setSources(moe::SourceYAMLConfig);
+    }
+
+    /* support for -vv -vvvv etc. */
+    for (std::string s = "vv"; s.length() <= 12; s.append("v")) {
+        general_options.addOptionChaining(s.c_str(), s.c_str(), moe::Switch, "verbose")
+            .hidden()
+            .setSources(moe::SourceAllLegacy);
+    }
+
+    return options->addSection(general_options);
+}
+
+Status validateSystemLogDestinationSetting(const std::string& value) {
+    constexpr auto kSyslog = "syslog"_sd;
+    constexpr auto kFile = "file"_sd;
+
+    if (!kSyslog.equalCaseInsensitive(value) && !kFile.equalCaseInsensitive(value)) {
+        return {ErrorCodes::BadValue, "systemLog.destination expects one of 'syslog' or 'file'"};
+    }
+
+    return Status::OK();
+}
+
+}  // namespace mongo