ClickHouse/programs/disks/CommandLink.cpp
Alexander Tokmakov 70d1adfe4b
Better formatting for exception messages (#45449)
* save format string for NetException

* format exceptions

* format exceptions 2

* format exceptions 3

* format exceptions 4

* format exceptions 5

* format exceptions 6

* fix

* format exceptions 7

* format exceptions 8

* Update MergeTreeIndexGin.cpp

* Update AggregateFunctionMap.cpp

* Update AggregateFunctionMap.cpp

* fix
2023-01-24 00:13:58 +03:00

58 lines
1.5 KiB
C++

#include "ICommand.h"
#include <Interpreters/Context.h>
namespace DB
{
namespace ErrorCodes
{
extern const int BAD_ARGUMENTS;
}
class CommandLink final : public ICommand
{
public:
CommandLink()
{
command_name = "link";
description = "Create hardlink from `from_path` to `to_path`\nPath should be in format './' or './path' or 'path'";
usage = "link [OPTION]... <FROM_PATH> <TO_PATH>";
}
void processOptions(
Poco::Util::LayeredConfiguration &,
po::variables_map &) const override
{
}
void execute(
const std::vector<String> & command_arguments,
DB::ContextMutablePtr & global_context,
Poco::Util::LayeredConfiguration & config) override
{
if (command_arguments.size() != 2)
{
printHelpMessage();
throw DB::Exception(DB::ErrorCodes::BAD_ARGUMENTS, "Bad Arguments");
}
String disk_name = config.getString("disk", "default");
const String & path_from = command_arguments[0];
const String & path_to = command_arguments[1];
DiskPtr disk = global_context->getDisk(disk_name);
String relative_path_from = validatePathAndGetAsRelative(path_from);
String relative_path_to = validatePathAndGetAsRelative(path_to);
disk->createHardLink(relative_path_from, relative_path_to);
}
};
}
std::unique_ptr <DB::ICommand> makeCommandLink()
{
return std::make_unique<DB::CommandLink>();
}