author | František Kučera <franta-hg@frantovo.cz> |
Sun, 09 May 2021 17:20:30 +0200 | |
branch | v_0 |
changeset 25 | f71eb7aefd25 |
parent 19 | src/relpipe-in-fstab.cpp@3cc1b9be97bc |
permissions | -rw-r--r-- |
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/** |
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* Relational pipes |
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* Copyright © 2018 František Kučera (Frantovo.cz, GlobalCode.info) |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, version 3 of the License. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include <cstdlib> |
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#include <vector> |
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#include <memory> |
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#include <locale> |
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#include <regex> |
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#include <algorithm> |
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#include <unistd.h> |
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#include <relpipe/writer/RelationalWriter.h> |
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#include <relpipe/writer/RelpipeWriterException.h> |
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#include <relpipe/writer/AttributeMetadata.h> |
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#include <relpipe/writer/Factory.h> |
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#include <relpipe/writer/TypeId.h> |
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#include <relpipe/cli/CLI.h> |
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#include "FstabCommand.h" |
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using namespace std; |
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using namespace relpipe::cli; |
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using namespace relpipe::writer; |
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namespace relpipe { |
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namespace in { |
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namespace fstab { |
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using namespace relpipe::cli; |
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using namespace relpipe::writer; |
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/** |
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* see https://hg.frantovo.cz/sql-api/file/tip/prototyp/prototyp.sql#l49 |
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*/ |
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void FstabCommand::process(std::istream& input, std::shared_ptr<writer::RelationalWriter> writer, Configuration& configuration) { |
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wregex devicePattern = wregex(L"(LABEL|UUID)=(.*)"); |
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wregex linePattern = wregex(L"^([^\\s#]+)\\s+([^\\s]+)\\s+([^\\s]+)\\s+([^\\s]+)\\s+(\\d+)\\s+(\\d+)\\s*$"); |
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wstring_convert < codecvt_utf8<wchar_t>> convertor; // TODO: support also other encodings. |
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writer->startRelation(configuration.relation,{ |
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{L"scheme", TypeId::STRING}, |
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{L"device", TypeId::STRING}, |
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{L"mount_point", TypeId::STRING}, |
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{L"type", TypeId::STRING}, |
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// {L"types", TypeId::STRING}, // TODO: array |
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{L"options", TypeId::STRING}, // TODO: array |
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{L"dump", TypeId::INTEGER}, |
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{L"pass", TypeId::INTEGER} |
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}, true); |
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string lineBytes; |
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while (getline(input, lineBytes)) { |
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wstring line = convertor.from_bytes(lineBytes); |
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wsmatch lineMatch; |
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if (regex_search(line, lineMatch, linePattern) && lineMatch.size() > 0) { |
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int g = 1; |
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wstring device = lineMatch[g++]; |
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wstring mountPoint = lineMatch[g++]; |
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wstring type = lineMatch[g++]; |
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wstring options = lineMatch[g++]; |
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wstring dump = lineMatch[g++]; |
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wstring pass = lineMatch[g++]; |
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wsmatch deviceMatch; |
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if (regex_search(device, deviceMatch, devicePattern)) { |
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writer->writeAttribute(deviceMatch[1]); |
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writer->writeAttribute(deviceMatch[2]); |
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} else { |
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writer->writeAttribute(L""); // TODO: null (requires bitmap) |
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writer->writeAttribute(device); |
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} |
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if (mountPoint == L"none") mountPoint = L""; // TODO: null (requires bitmap) |
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writer->writeAttribute(mountPoint); |
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writer->writeAttribute(type); |
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writer->writeAttribute(options); |
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writer->writeAttribute(dump); |
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writer->writeAttribute(pass); |
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} |
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} |
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} |
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} |
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} |
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} |