Initial commit

src/core/app/MgmtdClientFetcher.h

@@ -0,0 +1,31 @@
+#pragma once
+
+#include "LauncherUtils.h"
+#include "client/mgmtd/MgmtdClient.h"
+#include "common/net/Client.h"
+
+namespace hf3fs::core::launcher {
+struct MgmtdClientFetcher {
+  MgmtdClientFetcher(String clusterId,
+                     const net::Client::Config &clientCfg,
+                     const client::MgmtdClient::Config &mgmtdClientCfg);
+
+  template <typename ConfigT>
+  MgmtdClientFetcher(const ConfigT &cfg)
+      : MgmtdClientFetcher(cfg.cluster_id(), cfg.client(), cfg.mgmtd_client()) {}
+
+  virtual ~MgmtdClientFetcher() { stopClient(); }
+
+  Result<flat::ConfigInfo> loadConfigTemplate(flat::NodeType nodeType);
+  Result<Void> ensureClientInited();
+  void stopClient();
+
+  virtual Result<Void> completeAppInfo(flat::AppInfo &appInfo) = 0;
+
+  const String clusterId_;
+  const net::Client::Config &clientCfg_;
+  const client::MgmtdClient::Config &mgmtdClientCfg_;
+  std::unique_ptr<net::Client> client_;
+  std::shared_ptr<client::MgmtdClient> mgmtdClient_;
+};
+}  // namespace hf3fs::core::launcher