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This commit is contained in:
Katarzyna Miernikiewicz 2020-09-25 11:20:50 +00:00
parent b806fa83a8
commit 2276f5d48e
2 changed files with 56 additions and 63 deletions
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5
oss-internship-2020/jsonnet/examples/CMakeLists.txt
View File

@ -41,7 +41,6 @@ target_link_libraries(jsonnet_helper
)
foreach(exe base multiple_files yaml_stream formatter)
add_executable(jsonnet_${exe}_sandboxed
jsonnet_${exe}_example.cc
)
@ -52,7 +51,6 @@ foreach(exe base multiple_files yaml_stream formatter)
jsonnet_sapi
sapi::sapi
)
endforeach()
add_executable(jsonnet_base_transacted
@ -64,5 +62,4 @@ target_link_libraries(jsonnet_base_transacted PRIVATE
jsonnet_helper
jsonnet_sapi
sapi::sapi
)
)

106
oss-internship-2020/jsonnet/examples/jsonnet_base_example.cc
View File

@ -17,6 +17,52 @@
#include "jsonnet_base_sandbox.h"
absl::Status JsonnetMain(std::string in_file, std::string out_file){
// Initialize sandbox.
JsonnetBaseSandbox sandbox(in_file, out_file);
SAPI_RETURN_IF_ERROR(sandbox.Init())
JsonnetApi api(&sandbox);
// Initialize library's main structure.
SAPI_ASSIGN_OR_RETURN(JsonnetVm* jsonnet_vm, api.c_jsonnet_make());
sapi::v::RemotePtr vm_pointer(jsonnet_vm);
// Read input file.
std::string in_file_in_sandboxee(std::string("/input/") +
basename(&in_file[0]));
sapi::v::ConstCStr in_file_var(in_file_in_sandboxee.c_str());
SAPI_ASSIGN_OR_RETURN(char* input, api.c_read_input(false, in_file_var.PtrBefore()));
// Process jsonnet data.
sapi::v::RemotePtr input_pointer(input);
sapi::v::Int error;
SAPI_ASSIGN_OR_RETURN(char* output, api.c_jsonnet_evaluate_snippet(
&vm_pointer, in_file_var.PtrBefore(), &input_pointer, error.PtrAfter()));
CHECK(!error.GetValue())
<< "Jsonnet code evaluation failed: "
<< error.GetValue() << "\n"
<< "Make sure all files used by your jsonnet file are in the same "
"directory as your file.";
// Write data to file.
std::string out_file_in_sandboxee(std::string("/output/") +
basename(&out_file[0]));
sapi::v::ConstCStr out_file_var(out_file_in_sandboxee.c_str());
sapi::v::RemotePtr output_pointer(output);
SAPI_ASSIGN_OR_RETURN(bool success, api.c_write_output_file(&output_pointer, out_file_var.PtrBefore()));
CHECK(success) << "Writing to output file failed: " << success;
// Clean up.
SAPI_ASSIGN_OR_RETURN(char* result, api.c_jsonnet_realloc(&vm_pointer, &output_pointer, 0));
SAPI_RETURN_IF_ERROR(api.c_jsonnet_destroy(&vm_pointer));
SAPI_RETURN_IF_ERROR(api.c_free_input(&input_pointer));
return absl::OkStatus();
}
int main(int argc, char* argv[]) {
google::InitGoogleLogging(argv[0]);
gflags::ParseCommandLineFlags(&argc, &argv, true);
@ -31,61 +77,11 @@ int main(int argc, char* argv[]) {
std::string in_file(argv[1]);
std::string out_file(argv[2]);
// Initialize sandbox.
JsonnetBaseSandbox sandbox(in_file, out_file);
absl::Status status = sandbox.Init();
CHECK(status.ok()) << "Sandbox initialization failed: " << status;
JsonnetApi api(&sandbox);
// Initialize library's main structure.
sapi::StatusOr<JsonnetVm*> jsonnet_vm = api.c_jsonnet_make();
sapi::v::RemotePtr vm_pointer(jsonnet_vm.value());
CHECK(jsonnet_vm.ok()) << "JsonnetVm initialization failed: "
<< jsonnet_vm.status();
// Read input file.
std::string in_file_in_sandboxee(std::string("/input/") +
basename(&in_file[0]));
sapi::v::ConstCStr in_file_var(in_file_in_sandboxee.c_str());
sapi::StatusOr<char*> input =
api.c_read_input(false, in_file_var.PtrBefore());
CHECK(input.ok()) << "Reading input file failed: " << input.status();
// Process jsonnet data.
sapi::v::RemotePtr input_pointer(input.value());
sapi::v::Int error;
sapi::StatusOr<char*> output = api.c_jsonnet_evaluate_snippet(
&vm_pointer, in_file_var.PtrBefore(), &input_pointer, error.PtrAfter());
CHECK(output.ok() && !error.GetValue())
<< "Jsonnet code evaluation failed: " << output.status() << " "
<< error.GetValue() << "\n"
<< "Make sure all files used by your jsonnet file are in the same "
"directory as your file.";
// Write data to file.
std::string out_file_in_sandboxee(std::string("/output/") +
basename(&out_file[0]));
sapi::v::ConstCStr out_file_var(out_file_in_sandboxee.c_str());
sapi::v::RemotePtr output_pointer(output.value());
sapi::StatusOr<bool> success;
success = api.c_write_output_file(&output_pointer, out_file_var.PtrBefore());
CHECK(success.ok() && success.value())
<< "Writing to output file failed: " << success.status() << " "
<< success.value();
// Clean up.
sapi::StatusOr<char*> result =
api.c_jsonnet_realloc(&vm_pointer, &output_pointer, 0);
CHECK(result.ok()) << "JsonnetVm realloc failed: " << result.status();
status = api.c_jsonnet_destroy(&vm_pointer);
CHECK(status.ok()) << "JsonnetVm destroy failed: " << status;
status = api.c_free_input(&input_pointer);
CHECK(status.ok()) << "Input freeing failed: " << status;
absl::Status status = JsonnetMain(in_file, out_file);
if (!status.ok()) {
LOG(ERROR) << "Failed: " << status.ToString();
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}