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ClickHouse/programs/local/LocalServer.cpp
vdimir 0f1a7c252d
better TemporaryDataOnDisk
2022-09-29 09:51:46 +00:00

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#include "LocalServer.h"
#include <Poco/Util/XMLConfiguration.h>
#include <Poco/String.h>
#include <Poco/Logger.h>
#include <Poco/NullChannel.h>
#include <Poco/SimpleFileChannel.h>
#include <Databases/DatabaseMemory.h>
#include <Storages/System/attachSystemTables.h>
#include <Storages/System/attachInformationSchemaTables.h>
#include <Interpreters/ProcessList.h>
#include <Interpreters/loadMetadata.h>
#include <Interpreters/DatabaseCatalog.h>
#include <base/getFQDNOrHostName.h>
#include <Common/scope_guard_safe.h>
#include <Interpreters/UserDefinedSQLObjectsLoader.h>
#include <Interpreters/Session.h>
#include <Access/AccessControl.h>
#include <Common/Exception.h>
#include <Common/Macros.h>
#include <Common/Config/ConfigProcessor.h>
#include <Common/ThreadStatus.h>
#include <Common/TLDListsHolder.h>
#include <Common/quoteString.h>
#include <Common/randomSeed.h>
#include <Loggers/Loggers.h>
#include <IO/ReadBufferFromFile.h>
#include <IO/ReadBufferFromString.h>
#include <IO/WriteBufferFromFileDescriptor.h>
#include <IO/UseSSL.h>
#include <IO/IOThreadPool.h>
#include <Parsers/IAST.h>
#include <Parsers/ASTInsertQuery.h>
#include <Common/ErrorHandlers.h>
#include <Functions/registerFunctions.h>
#include <AggregateFunctions/registerAggregateFunctions.h>
#include <TableFunctions/registerTableFunctions.h>
#include <Storages/registerStorages.h>
#include <Dictionaries/registerDictionaries.h>
#include <Disks/registerDisks.h>
#include <Formats/registerFormats.h>
#include <Formats/FormatFactory.h>
#include <boost/algorithm/string/replace.hpp>
#include <boost/program_options/options_description.hpp>
#include <base/argsToConfig.h>
#include <filesystem>
#if defined(FUZZING_MODE)
#include <Functions/getFuzzerData.h>
#endif
namespace fs = std::filesystem;
namespace DB
{
namespace ErrorCodes
{
extern const int BAD_ARGUMENTS;
extern const int CANNOT_LOAD_CONFIG;
extern const int FILE_ALREADY_EXISTS;
}
void LocalServer::processError(const String &) const
{
if (ignore_error)
return;
if (is_interactive)
{
String message;
if (server_exception)
{
message = getExceptionMessage(*server_exception, print_stack_trace, true);
}
else if (client_exception)
{
message = client_exception->message();
}
fmt::print(stderr, "Received exception:\n{}\n", message);
fmt::print(stderr, "\n");
}
else
{
if (server_exception)
server_exception->rethrow();
if (client_exception)
client_exception->rethrow();
}
}
void LocalServer::initialize(Poco::Util::Application & self)
{
Poco::Util::Application::initialize(self);
/// Load config files if exists
if (config().has("config-file") || fs::exists("config.xml"))
{
const auto config_path = config().getString("config-file", "config.xml");
ConfigProcessor config_processor(config_path, false, true);
config_processor.setConfigPath(fs::path(config_path).parent_path());
auto loaded_config = config_processor.loadConfig();
config().add(loaded_config.configuration.duplicate(), PRIO_DEFAULT, false);
}
GlobalThreadPool::initialize(
config().getUInt("max_thread_pool_size", 10000),
config().getUInt("max_thread_pool_free_size", 1000),
config().getUInt("thread_pool_queue_size", 10000)
);
IOThreadPool::initialize(
config().getUInt("max_io_thread_pool_size", 100),
config().getUInt("max_io_thread_pool_free_size", 0),
config().getUInt("io_thread_pool_queue_size", 10000));
}
static DatabasePtr createMemoryDatabaseIfNotExists(ContextPtr context, const String & database_name)
{
DatabasePtr system_database = DatabaseCatalog::instance().tryGetDatabase(database_name);
if (!system_database)
{
/// TODO: add attachTableDelayed into DatabaseMemory to speedup loading
system_database = std::make_shared<DatabaseMemory>(database_name, context);
DatabaseCatalog::instance().attachDatabase(database_name, system_database);
}
return system_database;
}
/// If path is specified and not empty, will try to setup server environment and load existing metadata
void LocalServer::tryInitPath()
{
std::string path;
if (config().has("path"))
{
// User-supplied path.
path = config().getString("path");
Poco::trimInPlace(path);
if (path.empty())
{
throw Exception(ErrorCodes::BAD_ARGUMENTS,
"Cannot work with empty storage path that is explicitly specified"
" by the --path option. Please check the program options and"
" correct the --path.");
}
}
else
{
// The path is not provided explicitly - use a unique path in the system temporary directory
// (or in the current dir if temporary don't exist)
Poco::Logger * log = &logger();
std::filesystem::path parent_folder;
std::filesystem::path default_path;
try
{
// try to guess a tmp folder name, and check if it's a directory (throw exception otherwise)
parent_folder = std::filesystem::temp_directory_path();
}
catch (const fs::filesystem_error& e)
{
// tmp folder don't exists? misconfiguration? chroot?
LOG_DEBUG(log, "Can not get temporary folder: {}", e.what());
parent_folder = std::filesystem::current_path();
std::filesystem::is_directory(parent_folder); // that will throw an exception if it's not a directory
LOG_DEBUG(log, "Will create working directory inside current directory: {}", parent_folder.string());
}
/// we can have another clickhouse-local running simultaneously, even with the same PID (for ex. - several dockers mounting the same folder)
/// or it can be some leftovers from other clickhouse-local runs
/// as we can't accurately distinguish those situations we don't touch any existent folders
/// we just try to pick some free name for our working folder
default_path = parent_folder / fmt::format("clickhouse-local-{}-{}-{}", getpid(), time(nullptr), randomSeed());
if (exists(default_path))
throw Exception(ErrorCodes::FILE_ALREADY_EXISTS, "Unsuccessful attempt to create working directory: {} exist!", default_path.string());
create_directory(default_path);
temporary_directory_to_delete = default_path;
path = default_path.string();
LOG_DEBUG(log, "Working directory created: {}", path);
}
if (path.back() != '/')
path += '/';
fs::create_directories(fs::path(path) / "user_defined/");
fs::create_directories(fs::path(path) / "data/");
fs::create_directories(fs::path(path) / "metadata/");
fs::create_directories(fs::path(path) / "metadata_dropped/");
global_context->setPath(path);
global_context->setTemporaryStorage(path + "tmp", "", 0);
global_context->setFlagsPath(path + "flags");
global_context->setUserFilesPath(""); // user's files are everywhere
/// top_level_domains_lists
const std::string & top_level_domains_path = config().getString("top_level_domains_path", path + "top_level_domains/");
if (!top_level_domains_path.empty())
TLDListsHolder::getInstance().parseConfig(fs::path(top_level_domains_path) / "", config());
}
void LocalServer::cleanup()
{
try
{
connection.reset();
if (global_context)
{
global_context->shutdown();
global_context.reset();
}
/// thread status should be destructed before shared context because it relies on process list.
status.reset();
// Delete the temporary directory if needed.
if (temporary_directory_to_delete)
{
const auto dir = *temporary_directory_to_delete;
temporary_directory_to_delete.reset();
LOG_DEBUG(&logger(), "Removing temporary directory: {}", dir.string());
remove_all(dir);
}
}
catch (...)
{
tryLogCurrentException(__PRETTY_FUNCTION__);
}
}
static bool checkIfStdinIsRegularFile()
{
struct stat file_stat;
return fstat(STDIN_FILENO, &file_stat) == 0 && S_ISREG(file_stat.st_mode);
}
std::string LocalServer::getInitialCreateTableQuery()
{
if (!config().has("table-structure") && !config().has("table-file") && !config().has("table-data-format") && (!checkIfStdinIsRegularFile() || !config().has("query")))
return {};
auto table_name = backQuoteIfNeed(config().getString("table-name", "table"));
auto table_structure = config().getString("table-structure", "auto");
String table_file;
String format_from_file_name;
if (!config().has("table-file") || config().getString("table-file") == "-")
{
/// Use Unix tools stdin naming convention
table_file = "stdin";
format_from_file_name = FormatFactory::instance().getFormatFromFileDescriptor(STDIN_FILENO);
}
else
{
/// Use regular file
auto file_name = config().getString("table-file");
table_file = quoteString(file_name);
format_from_file_name = FormatFactory::instance().getFormatFromFileName(file_name, false);
}
auto data_format = backQuoteIfNeed(
config().getString("table-data-format", config().getString("format", format_from_file_name.empty() ? "TSV" : format_from_file_name)));
if (table_structure == "auto")
table_structure = "";
else
table_structure = "(" + table_structure + ")";
return fmt::format("CREATE TABLE {} {} ENGINE = File({}, {});",
table_name, table_structure, data_format, table_file);
}
static ConfigurationPtr getConfigurationFromXMLString(const char * xml_data)
{
std::stringstream ss{std::string{xml_data}}; // STYLE_CHECK_ALLOW_STD_STRING_STREAM
Poco::XML::InputSource input_source{ss};
return {new Poco::Util::XMLConfiguration{&input_source}};
}
void LocalServer::setupUsers()
{
static const char * minimal_default_user_xml =
"<clickhouse>"
" <profiles>"
" <default></default>"
" </profiles>"
" <users>"
" <default>"
" <password></password>"
" <networks>"
" <ip>::/0</ip>"
" </networks>"
" <profile>default</profile>"
" <quota>default</quota>"
" </default>"
" </users>"
" <quotas>"
" <default></default>"
" </quotas>"
"</clickhouse>";
ConfigurationPtr users_config;
auto & access_control = global_context->getAccessControl();
access_control.setNoPasswordAllowed(config().getBool("allow_no_password", true));
access_control.setPlaintextPasswordAllowed(config().getBool("allow_plaintext_password", true));
if (config().has("config-file") || fs::exists("config.xml"))
{
String config_path = config().getString("config-file", "");
bool has_user_directories = config().has("user_directories");
const auto config_dir = fs::path{config_path}.remove_filename().string();
String users_config_path = config().getString("users_config", "");
if (users_config_path.empty() && has_user_directories)
{
users_config_path = config().getString("user_directories.users_xml.path");
if (fs::path(users_config_path).is_relative() && fs::exists(fs::path(config_dir) / users_config_path))
users_config_path = fs::path(config_dir) / users_config_path;
}
if (users_config_path.empty())
users_config = getConfigurationFromXMLString(minimal_default_user_xml);
else
{
ConfigProcessor config_processor(users_config_path);
const auto loaded_config = config_processor.loadConfig();
users_config = loaded_config.configuration;
}
}
else
users_config = getConfigurationFromXMLString(minimal_default_user_xml);
if (users_config)
global_context->setUsersConfig(users_config);
else
throw Exception("Can't load config for users", ErrorCodes::CANNOT_LOAD_CONFIG);
}
void LocalServer::connect()
{
connection_parameters = ConnectionParameters(config());
connection = LocalConnection::createConnection(
connection_parameters, global_context, need_render_progress, need_render_profile_events, server_display_name);
}
int LocalServer::main(const std::vector<std::string> & /*args*/)
try
{
UseSSL use_ssl;
thread_status.emplace();
StackTrace::setShowAddresses(config().getBool("show_addresses_in_stack_traces", true));
setupSignalHandler();
std::cout << std::fixed << std::setprecision(3);
std::cerr << std::fixed << std::setprecision(3);
#if defined(FUZZING_MODE)
static bool first_time = true;
if (first_time)
{
if (queries_files.empty() && !config().has("query"))
{
std::cerr << "\033[31m" << "ClickHouse compiled in fuzzing mode." << "\033[0m" << std::endl;
std::cerr << "\033[31m" << "You have to provide a query with --query or --queries-file option." << "\033[0m" << std::endl;
std::cerr << "\033[31m" << "The query have to use function getFuzzerData() inside." << "\033[0m" << std::endl;
exit(1);
}
is_interactive = false;
#else
is_interactive = stdin_is_a_tty
&& (config().hasOption("interactive")
|| (!config().has("query") && !config().has("table-structure") && queries_files.empty() && !config().has("table-file")));
#endif
if (!is_interactive)
{
/// We will terminate process on error
static KillingErrorHandler error_handler;
Poco::ErrorHandler::set(&error_handler);
}
/// Don't initialize DateLUT
registerFunctions();
registerAggregateFunctions();
registerTableFunctions();
registerStorages();
registerDictionaries();
registerDisks();
registerFormats();
processConfig();
applyCmdSettings(global_context);
if (is_interactive)
{
clearTerminal();
showClientVersion();
std::cerr << std::endl;
}
connect();
#ifdef FUZZING_MODE
first_time = false;
}
#endif
String initial_query = getInitialCreateTableQuery();
if (!initial_query.empty())
processQueryText(initial_query);
if (is_interactive && !delayed_interactive)
{
runInteractive();
}
else
{
runNonInteractive();
if (delayed_interactive)
runInteractive();
}
#ifndef FUZZING_MODE
cleanup();
#endif
return Application::EXIT_OK;
}
catch (const DB::Exception & e)
{
cleanup();
bool need_print_stack_trace = config().getBool("stacktrace", false);
std::cerr << getExceptionMessage(e, need_print_stack_trace, true) << std::endl;
return e.code() ? e.code() : -1;
}
catch (...)
{
cleanup();
std::cerr << getCurrentExceptionMessage(false) << std::endl;
return getCurrentExceptionCode();
}
void LocalServer::updateLoggerLevel(const String & logs_level)
{
if (!logging_initialized)
return;
config().setString("logger.level", logs_level);
updateLevels(config(), logger());
}
void LocalServer::processConfig()
{
delayed_interactive = config().has("interactive") && (config().has("query") || config().has("queries-file"));
if (is_interactive && !delayed_interactive)
{
if (config().has("query") && config().has("queries-file"))
throw Exception("Specify either `query` or `queries-file` option", ErrorCodes::BAD_ARGUMENTS);
if (config().has("multiquery"))
is_multiquery = true;
}
else
{
need_render_progress = config().getBool("progress", false);
echo_queries = config().hasOption("echo") || config().hasOption("verbose");
ignore_error = config().getBool("ignore-error", false);
is_multiquery = true;
}
print_stack_trace = config().getBool("stacktrace", false);
load_suggestions = (is_interactive || delayed_interactive) && !config().getBool("disable_suggestion", false);
auto logging = (config().has("logger.console")
|| config().has("logger.level")
|| config().has("log-level")
|| config().has("send_logs_level")
|| config().has("logger.log"));
auto level = config().getString("log-level", "trace");
if (config().has("server_logs_file"))
{
auto poco_logs_level = Poco::Logger::parseLevel(level);
Poco::Logger::root().setLevel(poco_logs_level);
Poco::Logger::root().setChannel(Poco::AutoPtr<Poco::SimpleFileChannel>(new Poco::SimpleFileChannel(server_logs_file)));
logging_initialized = true;
}
else if (logging || is_interactive)
{
config().setString("logger", "logger");
auto log_level_default = is_interactive && !logging ? "none" : level;
config().setString("logger.level", config().getString("log-level", config().getString("send_logs_level", log_level_default)));
buildLoggers(config(), logger(), "clickhouse-local");
logging_initialized = true;
}
else
{
Poco::Logger::root().setLevel("none");
Poco::Logger::root().setChannel(Poco::AutoPtr<Poco::NullChannel>(new Poco::NullChannel()));
logging_initialized = false;
}
shared_context = Context::createShared();
global_context = Context::createGlobal(shared_context.get());
global_context->makeGlobalContext();
global_context->setApplicationType(Context::ApplicationType::LOCAL);
tryInitPath();
Poco::Logger * log = &logger();
/// Maybe useless
if (config().has("macros"))
global_context->setMacros(std::make_unique<Macros>(config(), "macros", log));
format = config().getString("output-format", config().getString("format", is_interactive ? "PrettyCompact" : "TSV"));
insert_format = "Values";
/// Setting value from cmd arg overrides one from config
if (global_context->getSettingsRef().max_insert_block_size.changed)
insert_format_max_block_size = global_context->getSettingsRef().max_insert_block_size;
else
insert_format_max_block_size = config().getInt("insert_format_max_block_size", global_context->getSettingsRef().max_insert_block_size);
/// Sets external authenticators config (LDAP, Kerberos).
global_context->setExternalAuthenticatorsConfig(config());
setupUsers();
/// Limit on total number of concurrently executing queries.
/// There is no need for concurrent queries, override max_concurrent_queries.
global_context->getProcessList().setMaxSize(0);
/// Size of cache for uncompressed blocks. Zero means disabled.
String uncompressed_cache_policy = config().getString("uncompressed_cache_policy", "");
size_t uncompressed_cache_size = config().getUInt64("uncompressed_cache_size", 0);
if (uncompressed_cache_size)
global_context->setUncompressedCache(uncompressed_cache_size, uncompressed_cache_policy);
/// Size of cache for marks (index of MergeTree family of tables).
String mark_cache_policy = config().getString("mark_cache_policy", "");
size_t mark_cache_size = config().getUInt64("mark_cache_size", 5368709120);
if (mark_cache_size)
global_context->setMarkCache(mark_cache_size, mark_cache_policy);
/// Size of cache for uncompressed blocks of MergeTree indices. Zero means disabled.
size_t index_uncompressed_cache_size = config().getUInt64("index_uncompressed_cache_size", 0);
if (index_uncompressed_cache_size)
global_context->setIndexUncompressedCache(index_uncompressed_cache_size);
/// Size of cache for index marks (index of MergeTree skip indices).
size_t index_mark_cache_size = config().getUInt64("index_mark_cache_size", 0);
if (index_mark_cache_size)
global_context->setIndexMarkCache(index_mark_cache_size);
/// A cache for mmapped files.
size_t mmap_cache_size = config().getUInt64("mmap_cache_size", 1000); /// The choice of default is arbitrary.
if (mmap_cache_size)
global_context->setMMappedFileCache(mmap_cache_size);
/// Load global settings from default_profile and system_profile.
global_context->setDefaultProfiles(config());
/// We load temporary database first, because projections need it.
DatabaseCatalog::instance().initializeAndLoadTemporaryDatabase();
/** Init dummy default DB
* NOTE: We force using isolated default database to avoid conflicts with default database from server environment
* Otherwise, metadata of temporary File(format, EXPLICIT_PATH) tables will pollute metadata/ directory;
* if such tables will not be dropped, clickhouse-server will not be able to load them due to security reasons.
*/
std::string default_database = config().getString("default_database", "_local");
DatabaseCatalog::instance().attachDatabase(default_database, std::make_shared<DatabaseMemory>(default_database, global_context));
global_context->setCurrentDatabase(default_database);
applyCmdOptions(global_context);
bool enable_objects_loader = false;
if (config().has("path"))
{
String path = global_context->getPath();
/// Lock path directory before read
status.emplace(fs::path(path) / "status", StatusFile::write_full_info);
LOG_DEBUG(log, "Loading user defined objects from {}", path);
Poco::File(path + "user_defined/").createDirectories();
UserDefinedSQLObjectsLoader::instance().loadObjects(global_context);
enable_objects_loader = true;
LOG_DEBUG(log, "Loaded user defined objects.");
LOG_DEBUG(log, "Loading metadata from {}", path);
loadMetadataSystem(global_context);
attachSystemTablesLocal(global_context, *createMemoryDatabaseIfNotExists(global_context, DatabaseCatalog::SYSTEM_DATABASE));
attachInformationSchema(global_context, *createMemoryDatabaseIfNotExists(global_context, DatabaseCatalog::INFORMATION_SCHEMA));
attachInformationSchema(global_context, *createMemoryDatabaseIfNotExists(global_context, DatabaseCatalog::INFORMATION_SCHEMA_UPPERCASE));
startupSystemTables();
if (!config().has("only-system-tables"))
{
loadMetadata(global_context);
DatabaseCatalog::instance().loadDatabases();
}
LOG_DEBUG(log, "Loaded metadata.");
}
else if (!config().has("no-system-tables"))
{
attachSystemTablesLocal(global_context, *createMemoryDatabaseIfNotExists(global_context, DatabaseCatalog::SYSTEM_DATABASE));
attachInformationSchema(global_context, *createMemoryDatabaseIfNotExists(global_context, DatabaseCatalog::INFORMATION_SCHEMA));
attachInformationSchema(global_context, *createMemoryDatabaseIfNotExists(global_context, DatabaseCatalog::INFORMATION_SCHEMA_UPPERCASE));
}
/// Persist SQL user defined objects only if user_defined folder was created
UserDefinedSQLObjectsLoader::instance().enable(enable_objects_loader);
server_display_name = config().getString("display_name", getFQDNOrHostName());
prompt_by_server_display_name = config().getRawString("prompt_by_server_display_name.default", "{display_name} :) ");
std::map<String, String> prompt_substitutions{{"display_name", server_display_name}};
for (const auto & [key, value] : prompt_substitutions)
boost::replace_all(prompt_by_server_display_name, "{" + key + "}", value);
ClientInfo & client_info = global_context->getClientInfo();
client_info.setInitialQuery();
client_info.query_kind = query_kind;
}
[[ maybe_unused ]] static std::string getHelpHeader()
{
return
"usage: clickhouse-local [initial table definition] [--query <query>]\n"
"clickhouse-local allows to execute SQL queries on your data files via single command line call."
" To do so, initially you need to define your data source and its format."
" After you can execute your SQL queries in usual manner.\n"
"There are two ways to define initial table keeping your data."
" Either just in first query like this:\n"
" CREATE TABLE <table> (<structure>) ENGINE = File(<input-format>, <file>);\n"
"Either through corresponding command line parameters --table --structure --input-format and --file.";
}
[[ maybe_unused ]] static std::string getHelpFooter()
{
return
"Example printing memory used by each Unix user:\n"
"ps aux | tail -n +2 | awk '{ printf(\"%s\\t%s\\n\", $1, $4) }' | "
"clickhouse-local -S \"user String, mem Float64\" -q"
" \"SELECT user, round(sum(mem), 2) as mem_total FROM table GROUP BY user ORDER"
" BY mem_total DESC FORMAT PrettyCompact\"";
}
void LocalServer::printHelpMessage([[maybe_unused]] const OptionsDescription & options_description)
{
#if defined(FUZZING_MODE)
std::cout <<
"usage: clickhouse <clickhouse-local arguments> -- <libfuzzer arguments>\n"
"Note: It is important not to use only one letter keys with single dash for \n"
"for clickhouse-local arguments. It may work incorrectly.\n"
"ClickHouse is build with coverage guided fuzzer (libfuzzer) inside it.\n"
"You have to provide a query which contains getFuzzerData function.\n"
"This will take the data from fuzzing engine, pass it to getFuzzerData function and execute a query.\n"
"Each time the data will be different, and it will last until some segfault or sanitizer assertion is found. \n";
#else
std::cout << getHelpHeader() << "\n";
std::cout << options_description.main_description.value() << "\n";
std::cout << getHelpFooter() << "\n";
#endif
}
void LocalServer::addOptions(OptionsDescription & options_description)
{
options_description.main_description->add_options()
("table,N", po::value<std::string>(), "name of the initial table")
/// If structure argument is omitted then initial query is not generated
("structure,S", po::value<std::string>(), "structure of the initial table (list of column and type names)")
("file,f", po::value<std::string>(), "path to file with data of the initial table (stdin if not specified)")
("input-format", po::value<std::string>(), "input format of the initial table data")
("output-format", po::value<std::string>(), "default output format")
("logger.console", po::value<bool>()->implicit_value(true), "Log to console")
("logger.log", po::value<std::string>(), "Log file name")
("logger.level", po::value<std::string>(), "Log level")
("no-system-tables", "do not attach system tables (better startup time)")
("path", po::value<std::string>(), "Storage path")
("only-system-tables", "attach only system tables from specified path")
("top_level_domains_path", po::value<std::string>(), "Path to lists with custom TLDs")
;
}
void LocalServer::applyCmdSettings(ContextMutablePtr context)
{
context->applySettingsChanges(cmd_settings.changes());
}
void LocalServer::applyCmdOptions(ContextMutablePtr context)
{
context->setDefaultFormat(config().getString("output-format", config().getString("format", is_interactive ? "PrettyCompact" : "TSV")));
applyCmdSettings(context);
}
void LocalServer::processOptions(const OptionsDescription &, const CommandLineOptions & options, const std::vector<Arguments> &, const std::vector<Arguments> &)
{
if (options.count("table"))
config().setString("table-name", options["table"].as<std::string>());
if (options.count("file"))
config().setString("table-file", options["file"].as<std::string>());
if (options.count("structure"))
config().setString("table-structure", options["structure"].as<std::string>());
if (options.count("no-system-tables"))
config().setBool("no-system-tables", true);
if (options.count("only-system-tables"))
config().setBool("only-system-tables", true);
if (options.count("input-format"))
config().setString("table-data-format", options["input-format"].as<std::string>());
if (options.count("output-format"))
config().setString("output-format", options["output-format"].as<std::string>());
if (options.count("logger.console"))
config().setBool("logger.console", options["logger.console"].as<bool>());
if (options.count("logger.log"))
config().setString("logger.log", options["logger.log"].as<std::string>());
if (options.count("logger.level"))
config().setString("logger.level", options["logger.level"].as<std::string>());
if (options.count("send_logs_level"))
config().setString("send_logs_level", options["send_logs_level"].as<std::string>());
}
void LocalServer::readArguments(int argc, char ** argv, Arguments & common_arguments, std::vector<Arguments> &, std::vector<Arguments> &)
{
for (int arg_num = 1; arg_num < argc; ++arg_num)
{
const char * arg = argv[arg_num];
common_arguments.emplace_back(arg);
}
}
}
#pragma GCC diagnostic ignored "-Wunused-function"
#pragma GCC diagnostic ignored "-Wmissing-declarations"
int mainEntryClickHouseLocal(int argc, char ** argv)
{
try
{
DB::LocalServer app;
app.init(argc, argv);
return app.run();
}
catch (const DB::Exception & e)
{
std::cerr << DB::getExceptionMessage(e, false) << std::endl;
auto code = DB::getCurrentExceptionCode();
return code ? code : 1;
}
catch (const boost::program_options::error & e)
{
std::cerr << "Bad arguments: " << e.what() << std::endl;
return DB::ErrorCodes::BAD_ARGUMENTS;
}
catch (...)
{
std::cerr << DB::getCurrentExceptionMessage(true) << '\n';
auto code = DB::getCurrentExceptionCode();
return code ? code : 1;
}
}
#if defined(FUZZING_MODE)
std::optional<DB::LocalServer> fuzz_app;
extern "C" int LLVMFuzzerInitialize(int * pargc, char *** pargv)
{
int & argc = *pargc;
char ** argv = *pargv;
/// As a user you can add flags to clickhouse binary in fuzzing mode as follows
/// clickhouse <set of clickhouse-local specific flag> -- <set of libfuzzer flags>
/// Calculate the position of delimiter "--" that separates arguments
/// of clickhouse-local and libfuzzer
int pos_delim = argc;
for (int i = 0; i < argc; ++i)
{
if (strcmp(argv[i], "--") == 0)
{
pos_delim = i;
break;
}
}
/// Initialize clickhouse-local app
fuzz_app.emplace();
fuzz_app->init(pos_delim, argv);
/// We will leave clickhouse-local specific arguments as is, because libfuzzer will ignore
/// all keys starting with --
return 0;
}
extern "C" int LLVMFuzzerTestOneInput(const uint8_t * data, size_t size)
try
{
auto input = String(reinterpret_cast<const char *>(data), size);
DB::FunctionGetFuzzerData::update(input);
fuzz_app->run();
return 0;
}
catch (...)
{
return 1;
}
#endif
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