feat(common): introduce common networking and CLI infrastructure

src/common/cli_base.cpp

@@ -0,0 +1,34 @@
+#include "cli_base.hpp"
+#include <boost/program_options/parsers.hpp>
+#include <iostream>
+
+CliBase::CliBase(const std::string &title)
+    : desc_(title)
+    , help_(false)
+{
+}
+
+void CliBase::parse(int argc, char *argv[])
+{
+    using namespace boost::program_options;
+
+    setupOptions(); // must be first
+
+    parsed_options parsed = parse_command_line(argc, argv, desc_);
+    store(parsed, vm_);
+    notify(vm_);
+
+    if (vm_.count("help")) {
+        help_ = true;
+    }
+}
+
+bool CliBase::isHelp() const
+{
+    return help_;
+}
+
+void CliBase::printHelp() const
+{
+    std::cout << desc_ << "\n";
+}