Split one big cmd.cpp into multiple files

src/cli.h

@@ -0,0 +1,56 @@
+// Copyright (c) Vitaliy Filippov, 2019+
+// License: VNPL-1.1 (see README.md for details)
+
+// Common CLI tool header
+
+#pragma once
+
+#include "json11/json11.hpp"
+#include "object_id.h"
+#include "ringloop.h"
+#include <functional>
+
+struct rm_inode_t;
+struct snap_merger_t;
+struct snap_flattener_t;
+struct snap_remover_t;
+
+class epoll_manager_t;
+class cluster_client_t;
+struct inode_config_t;
+
+class cli_tool_t
+{
+public:
+    uint64_t iodepth = 0, parallel_osds = 0;
+    bool progress = true;
+    bool list_first = false;
+    int log_level = 0;
+    int mode = 0;
+
+    ring_loop_t *ringloop = NULL;
+    epoll_manager_t *epmgr = NULL;
+    cluster_client_t *cli = NULL;
+
+    int waiting = 0;
+    ring_consumer_t consumer;
+    std::function<bool(void)> action_cb;
+
+    void run(json11::Json cfg);
+
+    void change_parent(inode_t cur, inode_t new_parent);
+    inode_config_t* get_inode_cfg(const std::string & name);
+
+    static json11::Json::object parse_args(int narg, const char *args[]);
+    static void help();
+
+    friend struct rm_inode_t;
+    friend struct snap_merger_t;
+    friend struct snap_flattener_t;
+    friend struct snap_remover_t;
+
+    std::function<bool(void)> start_rm(json11::Json);
+    std::function<bool(void)> start_merge(json11::Json);
+    std::function<bool(void)> start_flatten(json11::Json);
+    std::function<bool(void)> start_snap_rm(json11::Json);
+};