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69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
#include "ICommand.h"
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#include <Interpreters/Context.h>
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#include <Common/TerminalSize.h>
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namespace DB
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{
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namespace ErrorCodes
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{
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extern const int BAD_ARGUMENTS;
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}
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class CommandCopy final : public ICommand
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{
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public:
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CommandCopy()
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{
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command_name = "copy";
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command_option_description.emplace(createOptionsDescription("Allowed options", getTerminalWidth()));
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description = "Recursively copy data from `FROM_PATH` to `TO_PATH`";
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usage = "copy [OPTION]... <FROM_PATH> <TO_PATH>";
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command_option_description->add_options()
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("diskFrom", po::value<String>(), "disk from which we copy")
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("diskTo", po::value<String>(), "disk to which we copy");
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}
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void processOptions(
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Poco::Util::LayeredConfiguration & config,
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po::variables_map & options) const override
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{
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if (options.count("diskFrom"))
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config.setString("diskFrom", options["diskFrom"].as<String>());
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if (options.count("diskTo"))
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config.setString("diskTo", options["diskTo"].as<String>());
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}
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void execute(
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const std::vector<String> & command_arguments,
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DB::ContextMutablePtr & global_context,
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Poco::Util::LayeredConfiguration & config) override
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{
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if (command_arguments.size() != 2)
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{
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printHelpMessage();
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throw DB::Exception(DB::ErrorCodes::BAD_ARGUMENTS, "Bad Arguments");
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}
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String disk_name_from = config.getString("diskFrom", config.getString("disk", "default"));
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String disk_name_to = config.getString("diskTo", config.getString("disk", "default"));
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const String & path_from = command_arguments[0];
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const String & path_to = command_arguments[1];
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DiskPtr disk_from = global_context->getDisk(disk_name_from);
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DiskPtr disk_to = global_context->getDisk(disk_name_to);
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String relative_path_from = validatePathAndGetAsRelative(path_from);
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String relative_path_to = validatePathAndGetAsRelative(path_to);
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disk_from->copyDirectoryContent(relative_path_from, disk_to, relative_path_to);
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}
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};
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}
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std::unique_ptr <DB::ICommand> makeCommandCopy()
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{
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return std::make_unique<DB::CommandCopy>();
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}
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