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Apply harmful library only for clickhouse binary

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This commit is contained in:
Alexey Milovidov 2020-12-17 06:45:46 +03:00
parent 42a4e38f08
commit bef492240c
3 changed files with 14 additions and 5 deletions
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1
base/harmful/CMakeLists.txt
View File

@ -1,3 +1,2 @@
add_library(harmful harmful.c)
target_link_libraries(global-libs INTERFACE harmful)
install(TARGETS harmful EXPORT global ARCHIVE DESTINATION lib)

2
programs/CMakeLists.txt
View File

@ -207,7 +207,7 @@ if (CLICKHOUSE_SPLIT_BINARY)
install(PROGRAMS clickhouse-split-helper DESTINATION ${CMAKE_INSTALL_BINDIR} RENAME clickhouse COMPONENT clickhouse)
else ()
add_executable (clickhouse main.cpp)
target_link_libraries (clickhouse PRIVATE clickhouse_common_io string_utils)
target_link_libraries (clickhouse PRIVATE clickhouse_common_io string_utils harmful)
target_include_directories (clickhouse PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
if (ENABLE_CLICKHOUSE_SERVER)

16
src/Functions/trap.cpp
View File

@ -61,9 +61,10 @@ public:
return std::make_shared<DataTypeUInt8>();
}
[[clang::optnone]] void executeImpl(Block & columns, const ColumnNumbers & arguments, size_t result, size_t input_rows_count) const override
[[clang::optnone]]
ColumnPtr executeImpl(const ColumnsWithTypeAndName & block, const DataTypePtr & result_type, size_t input_rows_count) const override
{
if (const ColumnConst * column = checkAndGetColumnConst<ColumnString>(columns[arguments[0]].column.get()))
if (const ColumnConst * column = checkAndGetColumnConst<ColumnString>(block[0].column.get()))
{
String mode = column->getValue<String>();
@ -135,6 +136,15 @@ public:
{
(void)context.getCurrentQueryId();
}
else if (mode == "stack overflow")
{
executeImpl(block, result_type, input_rows_count);
}
else if (mode == "harmful function")
{
double res = drand48();
(void)res;
}
else if (mode == "mmap many")
{
std::vector<void *> maps;
@ -160,7 +170,7 @@ public:
else
throw Exception("The only argument for function " + getName() + " must be constant String", ErrorCodes::ILLEGAL_COLUMN);
columns[result].column = columns[result].type->createColumnConst(input_rows_count, 0ULL);
return result_type->createColumnConst(input_rows_count, 0ULL);
}
};