mirror of https://gitee.com/bigwinds/arangodb
370 lines
13 KiB
C++
370 lines
13 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// @brief simple arango importer
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///
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/// @file
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///
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/// DISCLAIMER
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///
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/// Copyright 2004-2012 triagens GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is triAGENS GmbH, Cologne, Germany
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///
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/// @author Dr. Frank Celler
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/// @author Copyright 2011-2012, triAGENS GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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#include <stdio.h>
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#include <fstream>
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#include "build.h"
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#include "ArangoShell/ArangoClient.h"
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#include "Basics/FileUtils.h"
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#include "Basics/ProgramOptions.h"
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#include "Basics/ProgramOptionsDescription.h"
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#include "Basics/StringUtils.h"
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#include "BasicsC/files.h"
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#include "BasicsC/init.h"
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#include "BasicsC/logging.h"
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#include "BasicsC/strings.h"
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#include "BasicsC/terminal-utils.h"
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#include "ImportHelper.h"
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#include "Logger/Logger.h"
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#include "Rest/Endpoint.h"
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#include "Rest/InitialiseRest.h"
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#include "SimpleHttpClient/SimpleHttpClient.h"
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#include "SimpleHttpClient/SimpleHttpResult.h"
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#include "V8Client/V8ClientConnection.h"
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using namespace std;
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using namespace triagens::basics;
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using namespace triagens::httpclient;
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using namespace triagens::rest;
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using namespace triagens::v8client;
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using namespace triagens::arango;
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// -----------------------------------------------------------------------------
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// --SECTION-- private variables
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @addtogroup V8Shell
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/// @{
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////////////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////
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/// @brief base class for clients
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////////////////////////////////////////////////////////////////////////////////
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ArangoClient BaseClient;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief the initial default connection
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////////////////////////////////////////////////////////////////////////////////
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V8ClientConnection* ClientConnection = 0;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief max size body size (used for imports)
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////////////////////////////////////////////////////////////////////////////////
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static uint64_t MaxUploadSize = 500000;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief quote character(s)
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////////////////////////////////////////////////////////////////////////////////
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static string Quote = "\"";
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////////////////////////////////////////////////////////////////////////////////
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/// @brief eol character(s)
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////////////////////////////////////////////////////////////////////////////////
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static string Eol = "\\n";
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////////////////////////////////////////////////////////////////////////////////
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/// @brief separator
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////////////////////////////////////////////////////////////////////////////////
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static string Separator = ",";
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////////////////////////////////////////////////////////////////////////////////
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/// @brief file-name
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////////////////////////////////////////////////////////////////////////////////
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static string FileName = "";
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////////////////////////////////////////////////////////////////////////////////
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/// @brief collection-name
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////////////////////////////////////////////////////////////////////////////////
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static string CollectionName = "";
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////////////////////////////////////////////////////////////////////////////////
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/// @brief import type
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////////////////////////////////////////////////////////////////////////////////
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static string TypeImport = "json";
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////////////////////////////////////////////////////////////////////////////////
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/// @brief create collection if necessary
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////////////////////////////////////////////////////////////////////////////////
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static bool CreateCollection = false;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief also import identifiers
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////////////////////////////////////////////////////////////////////////////////
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static bool UseIds = false;
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////////////////////////////////////////////////////////////////////////////////
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/// @}
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////////////////////////////////////////////////////////////////////////////////
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// -----------------------------------------------------------------------------
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// --SECTION-- private functions
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @addtogroup V8Shell
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/// @{
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////////////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////
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/// @brief parses the program options
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////////////////////////////////////////////////////////////////////////////////
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static void ParseProgramOptions (int argc, char* argv[]) {
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ProgramOptionsDescription description("STANDARD options");
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description
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("file", &FileName, "file name (\"-\" for STDIN)")
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("collection", &CollectionName, "collection name")
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("create-collection", &CreateCollection, "create collection if it does not yet exist")
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("use-ids", &UseIds, "re-use _id and _rev values found in document data")
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("max-upload-size", &MaxUploadSize, "maximum size of import chunks (in bytes)")
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("type", &TypeImport, "type of file (\"csv\", \"tsv\", or \"json\")")
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("quote", &Quote, "quote character(s)")
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("eol", &Eol, "end of line character(s)")
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("separator", &Separator, "separator")
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;
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BaseClient.setupGeneral(description);
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BaseClient.setupServer(description);
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vector<string> arguments;
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description.arguments(&arguments);
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ProgramOptions options;
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BaseClient.parse(options, description, argc, argv, "arangoimp.conf");
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if (FileName == "" && arguments.size() > 0) {
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FileName = arguments[0];
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @}
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////////////////////////////////////////////////////////////////////////////////
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// -----------------------------------------------------------------------------
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// --SECTION-- public functions
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @addtogroup arangoimp
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/// @{
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////////////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////
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/// @brief main
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////////////////////////////////////////////////////////////////////////////////
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int main (int argc, char* argv[]) {
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TRIAGENS_C_INITIALISE(argc, argv);
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TRIAGENS_REST_INITIALISE(argc, argv);
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TRI_InitialiseLogging(false);
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BaseClient.setEndpointString(Endpoint::getDefaultEndpoint());
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// .............................................................................
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// parse the program options
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// .............................................................................
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ParseProgramOptions(argc, argv);
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// .............................................................................
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// set-up client connection
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// .............................................................................
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BaseClient.createEndpoint();
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if (BaseClient.endpointServer() == 0) {
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cerr << "invalid value for --server.endpoint ('" << BaseClient.endpointString() << "')" << endl;
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exit(EXIT_FAILURE);
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}
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ClientConnection = new V8ClientConnection(BaseClient.endpointServer(),
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BaseClient.username(),
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BaseClient.password(),
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BaseClient.requestTimeout(),
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BaseClient.connectTimeout(),
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ArangoClient::DEFAULT_RETRIES,
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false);
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if (!ClientConnection->isConnected()) {
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cerr << "Could not connect to endpoint " << BaseClient.endpointServer()->getSpecification() << endl;
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cerr << "Error message: '" << ClientConnection->getErrorMessage() << "'" << endl;
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return EXIT_FAILURE;
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}
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// successfully connected
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cout << "Connected to ArangoDB '" << BaseClient.endpointServer()->getSpecification()
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<< "' Version " << ClientConnection->getVersion() << endl;
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cout << "----------------------------------------" << endl;
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cout << "collection: " << CollectionName << endl;
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cout << "create: " << (CreateCollection ? "yes" : "no") << endl;
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cout << "reusing ids: " << (UseIds ? "yes" : "no") << endl;
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cout << "file: " << FileName << endl;
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cout << "type: " << TypeImport << endl;
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cout << "eol: " << Eol << endl;
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if (TypeImport != "tsv") {
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cout << "quote: " << Quote << endl;
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cout << "separator: " << Separator << endl;
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}
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cout << "connect timeout: " << BaseClient.connectTimeout() << endl;
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cout << "request timeout: " << BaseClient.requestTimeout() << endl;
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cout << "----------------------------------------" << endl;
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ImportHelper ih(ClientConnection->getHttpClient(), MaxUploadSize);
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// create colletion
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if (CreateCollection) {
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ih.setCreateCollection(true);
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}
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// use given identifiers
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if (UseIds) {
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ih.setUseIds(true);
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}
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// quote
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if (Quote.length() <= 1) {
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ih.setQuote(Quote);
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}
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else {
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cerr << "Wrong length of quote character." << endl;
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return EXIT_FAILURE;
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}
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// eol
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if (Eol.length() > 0) {
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ih.setEol(Eol);
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}
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else {
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cerr << "Wrong length of eol character." << endl;
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return EXIT_FAILURE;
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}
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// separator
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if (Separator.length() > 0) {
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ih.setSeparator(Separator);
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}
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else {
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cerr << "Separator must be at least one character." << endl;
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return EXIT_FAILURE;
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}
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// collection name
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if (CollectionName == "") {
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cerr << "collection name is missing." << endl;
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return EXIT_FAILURE;
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}
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// filename
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if (FileName == "") {
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cerr << "file name is missing." << endl;
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return EXIT_FAILURE;
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}
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if (FileName != "-" && !FileUtils::isRegularFile(FileName)) {
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cerr << "file '" << FileName << "' is not a regular file." << endl;
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return EXIT_FAILURE;
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}
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// import type
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bool ok;
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if (TypeImport == "csv") {
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cout << "Starting CSV import..." << endl;
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ok = ih.importDelimited(CollectionName, FileName, ImportHelper::CSV);
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}
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else if (TypeImport == "tsv") {
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cout << "Starting TSV import..." << endl;
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ih.setQuote("");
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ih.setSeparator("\\t");
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ok = ih.importDelimited(CollectionName, FileName, ImportHelper::TSV);
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}
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else if (TypeImport == "json") {
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cout << "Starting JSON import..." << endl;
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ok = ih.importJson(CollectionName, FileName);
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}
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else {
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cerr << "Wrong type '" << TypeImport << "'." << endl;
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return EXIT_FAILURE;
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}
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cout << endl;
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// give information about import
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if (ok) {
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cout << "created: " << ih.getImportedLines() << endl;
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cout << "errors: " << ih.getErrorLines() << endl;
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cout << "total: " << ih.getReadLines() << endl;
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}
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else {
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cerr << "error message: " << ih.getErrorMessage() << endl;
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}
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// calling dispose in V8 3.10.x causes a segfault. the v8 docs says its not necessary to call it upon program termination
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// v8::V8::Dispose();
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TRIAGENS_REST_SHUTDOWN;
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return EXIT_SUCCESS;
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @}
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////////////////////////////////////////////////////////////////////////////////
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// -----------------------------------------------------------------------------
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// --SECTION-- END-OF-FILE
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// -----------------------------------------------------------------------------
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// Local Variables:
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// mode: outline-minor
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// outline-regexp: "^\\(/// @brief\\|/// {@inheritDoc}\\|/// @addtogroup\\|// --SECTION--\\|/// @\\}\\)"
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// End:
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