0fcda94162
Summary: Hardcoded query infrastructure - first concrete version - USEFUL FOR: POCs & pilots Test Plan: manual + jenkins Reviewers: sale, florijan Reviewed By: florijan Subscribers: pullbot, buda Differential Revision: https://phabricator.memgraph.io/D45
94 lines
2.6 KiB
C++
94 lines
2.6 KiB
C++
#pragma once
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#include <string>
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#include "logging/default.hpp"
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#include "query/exception/plan_compilation.hpp"
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#include "utils/string/join.hpp"
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#include "logging/loggable.hpp"
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// TODO:
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// * all libraries have to be compiled in the server compile time
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// * compile command has to be generated
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/**
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* Compiles code into shared object (.so)
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*/
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class PlanCompiler : public Loggable
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{
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public:
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PlanCompiler() : Loggable("PlanCompiler") {}
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/**
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* Compiles in_file into out_file (.cpp -> .so)
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*
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* @param in_file C++ file that can be compiled into dynamic lib
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* @param out_file dynamic lib (on linux .so)
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*
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* @return void
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*/
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void compile(const std::string &in_file, const std::string &out_file)
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{
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std::string flags;
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// TODO: sync this with cmake configuration
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#ifdef NDEBUG
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flags += " -DNDEBUG -O2";
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#endif
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#ifdef LOG_NO_TRACE
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flags += " -DLOG_NO_TRACE";
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#endif
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#ifdef LOG_NO_DEBUG
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flags += " -DLOG_NO_DEBUG";
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#endif
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#ifdef LOG_NO_INFO
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flags += " -DLOG_NO_INFO";
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#endif
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#ifdef LOG_NO_WARN
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flags += " -DLOG_NO_WARN";
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#endif
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#ifdef LOG_NO_ERROR
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flags += " -DLOG_NO_ERROR";
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#endif
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// TODO: load from config (generate compile command)
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// generate compile command
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auto compile_command = utils::prints(
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"clang++" + flags,
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// "-std=c++1y -O2 -DNDEBUG",
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"-std=c++1y", // compile flags
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in_file, // input file
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"-o", out_file, // ouput file
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"-I./include", // include paths
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"-I../include",
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"-I../../include",
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"-I../../../include",
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"-I../libs/fmt",
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"-I../../libs/fmt",
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"-I../../../libs/fmt",
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"-L./ -L../ -L../../",
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"-lmemgraph_pic",
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"-shared -fPIC" // shared library flags
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);
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logger.debug("compile command -> {}", compile_command);
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// synchronous call
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auto compile_status = system(compile_command.c_str());
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logger.debug("compile status {}", compile_status);
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// if compilation has failed throw exception
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if (compile_status != 0) {
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logger.debug("FAIL: Query Code Compilation: {} -> {}", in_file,
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out_file);
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throw PlanCompilationException(
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"Code compilation error. Generated code is not compilable or "
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"compilation settings are wrong");
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}
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logger.debug("SUCCESS: Query Code Compilation: {} -> {}", in_file,
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out_file);
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}
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};
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