structure cleanup: move libcurl utilities to other_tools...

...in order to not include unwanted dependencies in just proper.
As the whole other_tools folder is meant to be excluded from
bootstrapping, also remove the bootstrap guards.

5 files changed, 0 insertions, 358 deletions

diff --git a/src/utils/cpp/TARGETS b/src/utils/cpp/TARGETS
index 4bc79e8e..42d8ae9e 100644
--- a/src/utils/cpp/TARGETS
+++ b/src/utils/cpp/TARGETS
@@ -58,27 +58,6 @@
   , "stage": ["src", "utils", "cpp"]
   , "private-deps": [["src/buildtool/file_system", "file_system_manager"]]
   }
-, "curl_context":
-  { "type": ["@", "rules", "CC", "library"]
-  , "name": ["curl_context"]
-  , "hdrs": ["curl_context.hpp"]
-  , "srcs": ["curl_context.cpp"]
-  , "stage": ["src", "utils", "cpp"]
-  , "private-deps": [["src/buildtool/logging", "logging"], ["", "libcurl"]]
-  }
-, "curl_easy_handle":
-  { "type": ["@", "rules", "CC", "library"]
-  , "name": ["curl_easy_handle"]
-  , "hdrs": ["curl_easy_handle.hpp"]
-  , "srcs": ["curl_easy_handle.cpp"]
-  , "deps": ["curl_context", ["@", "gsl-lite", "", "gsl-lite"]]
-  , "stage": ["src", "utils", "cpp"]
-  , "private-deps":
-    [ ["src/buildtool/logging", "logging"]
-    , ["src/buildtool/file_system", "file_system_manager"]
-    , ["", "libcurl"]
-    ]
-  }
 , "file_locking":
   { "type": ["@", "rules", "CC", "library"]
   , "name": ["file_locking"]
diff --git a/src/utils/cpp/curl_context.cpp b/src/utils/cpp/curl_context.cpp
deleted file mode 100644
index 3369b2d3..00000000
--- a/src/utils/cpp/curl_context.cpp
+++ /dev/null
@@ -1,40 +0,0 @@
-// Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "src/utils/cpp/curl_context.hpp"
-
-#include "src/buildtool/logging/logger.hpp"
-
-#ifndef BOOTSTRAP_BUILD_TOOL
-extern "C" {
-#include <curl/curl.h>
-}
-#endif  // BOOTSTRAP_BUILD_TOOL
-
-CurlContext::CurlContext() noexcept {
-#ifndef BOOTSTRAP_BUILD_TOOL
-    // NOLINTNEXTLINE(hicpp-signed-bitwise)
-    if (not(initialized_ = (curl_global_init(CURL_GLOBAL_DEFAULT) >= 0))) {
-        Logger::Log(LogLevel::Error, "initializing libcurl failed");
-    }
-#endif  // BOOTSTRAP_BUILD_TOOL
-}
-
-CurlContext::~CurlContext() noexcept {
-#ifndef BOOTSTRAP_BUILD_TOOL
-    if (initialized_) {
-        curl_global_cleanup();
-    }
-#endif  // BOOTSTRAP_BUILD_TOOL
-}
\ No newline at end of file
diff --git a/src/utils/cpp/curl_context.hpp b/src/utils/cpp/curl_context.hpp
deleted file mode 100644
index e408b8bf..00000000
--- a/src/utils/cpp/curl_context.hpp
+++ /dev/null
@@ -1,36 +0,0 @@
-// Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#ifndef INCLUDED_SRC_OTHER_TOOLS_CURL_CONTEXT_HPP
-#define INCLUDED_SRC_OTHER_TOOLS_CURL_CONTEXT_HPP
-
-/// \brief Maintainer of a libcurl state.
-/// Classes, static methods, and global functions dealing with curl operations
-/// should create a CurlContext before using libcurl.
-class CurlContext {
-  public:
-    // prohibit moves and copies
-    CurlContext(CurlContext const&) = delete;
-    CurlContext(CurlContext&& other) = delete;
-    auto operator=(CurlContext const&) = delete;
-    auto operator=(CurlContext&& other) = delete;
-
-    CurlContext() noexcept;
-    ~CurlContext() noexcept;
-
-  private:
-    bool initialized_{false};
-};
-
-#endif  // INCLUDED_SRC_OTHER_TOOLS_CURL_CONTEXT_HPP
\ No newline at end of file
diff --git a/src/utils/cpp/curl_easy_handle.cpp b/src/utils/cpp/curl_easy_handle.cpp
deleted file mode 100644
index 7fac31fc..00000000
--- a/src/utils/cpp/curl_easy_handle.cpp
+++ /dev/null
@@ -1,175 +0,0 @@
-// Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "src/utils/cpp/curl_easy_handle.hpp"
-
-#include <fstream>
-
-#include "src/buildtool/file_system/file_system_manager.hpp"
-#include "src/buildtool/logging/logger.hpp"
-
-#ifndef BOOTSTRAP_BUILD_TOOL
-extern "C" {
-#include "curl/curl.h"
-}
-#endif  // BOOTSTRAP_BUILD_TOOL
-
-void curl_easy_closer(gsl::owner<CURL*> curl) {
-#ifndef BOOTSTRAP_BUILD_TOOL
-    curl_easy_cleanup(curl);
-#endif  // BOOTSTRAP_BUILD_TOOL
-}
-
-auto CurlEasyHandle::Create() noexcept -> std::shared_ptr<CurlEasyHandle> {
-#ifdef BOOTSTRAP_BUILD_TOOL
-    return nullptr;
-#else
-    try {
-        auto curl = std::make_shared<CurlEasyHandle>();
-        auto* handle = curl_easy_init();
-        if (handle == nullptr) {
-            return nullptr;
-        }
-        curl->handle_.reset(handle);
-        return curl;
-    } catch (std::exception const& ex) {
-        Logger::Log(LogLevel::Error,
-                    "create curl easy handle failed with:\n{}",
-                    ex.what());
-        return nullptr;
-    }
-#endif  // BOOTSTRAP_BUILD_TOOL
-}
-
-auto CurlEasyHandle::EasyWriteToFile(gsl::owner<char*> data,
-                                     size_t size,
-                                     size_t nmemb,
-                                     gsl::owner<void*> userptr)
-    -> std::streamsize {
-#ifdef BOOTSTRAP_BUILD_TOOL
-    return 0;
-#else
-    auto actual_size = static_cast<std::streamsize>(size * nmemb);
-    auto* file = static_cast<std::ofstream*>(userptr);
-    file->write(data, actual_size);  // append chunk
-    return actual_size;
-#endif  // BOOTSTRAP_BUILD_TOOL
-}
-
-auto CurlEasyHandle::EasyWriteToString(gsl::owner<char*> data,
-                                       size_t size,
-                                       size_t nmemb,
-                                       gsl::owner<void*> userptr)
-    -> std::streamsize {
-#ifdef BOOTSTRAP_BUILD_TOOL
-    return 0;
-#else
-    size_t actual_size = size * nmemb;
-    (static_cast<std::string*>(userptr))->append(data, actual_size);
-    return static_cast<std::streamsize>(actual_size);
-#endif  // BOOTSTRAP_BUILD_TOOL
-}
-
-auto CurlEasyHandle::DownloadToFile(
-    std::string const& url,
-    std::filesystem::path const& file_path) noexcept -> int {
-#ifdef BOOTSTRAP_BUILD_TOOL
-    return 1;
-#else
-    try {
-        // set URL
-        // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg, hicpp-vararg)
-        curl_easy_setopt(handle_.get(), CURLOPT_URL, url.c_str());
-
-        // ensure redirects are allowed, otherwise it might simply read empty
-        // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg, hicpp-vararg)
-        curl_easy_setopt(handle_.get(), CURLOPT_FOLLOWLOCATION, 1);
-
-        // set callback for writing to file
-        std::ofstream file(file_path.c_str(), std::ios::binary);
-
-        // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg, hicpp-vararg)
-        curl_easy_setopt(handle_.get(), CURLOPT_WRITEFUNCTION, EasyWriteToFile);
-        // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg, hicpp-vararg)
-        curl_easy_setopt(
-            handle_.get(), CURLOPT_WRITEDATA, static_cast<void*>(&file));
-
-        // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg, hicpp-vararg)
-        curl_easy_setopt(handle_.get(), CURLOPT_VERBOSE, 1);
-
-        // perform download
-        auto res = curl_easy_perform(handle_.get());
-
-        // close file
-        file.close();
-
-        // check result
-        if (res != CURLE_OK) {
-            // cleanup failed downloaded file, if created
-            [[maybe_unused]] auto tmp_res =
-                FileSystemManager::RemoveFile(file_path);
-        }
-        return res;
-    } catch (std::exception const& ex) {
-        Logger::Log(LogLevel::Error,
-                    "curl download to file failed with:\n{}",
-                    ex.what());
-        return 1;
-    }
-#endif  // BOOTSTRAP_BUILD_TOOL
-}
-
-auto CurlEasyHandle::DownloadToString(std::string const& url) noexcept
-    -> std::optional<std::string> {
-#ifdef BOOTSTRAP_BUILD_TOOL
-    return std::nullopt;
-#else
-    try {
-        // set URL
-        // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg, hicpp-vararg)
-        curl_easy_setopt(handle_.get(), CURLOPT_URL, url.c_str());
-
-        // ensure redirects are allowed, otherwise it might simply read empty
-        // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg, hicpp-vararg)
-        curl_easy_setopt(handle_.get(), CURLOPT_FOLLOWLOCATION, 1);
-
-        // set callback for writing to string
-        std::string content{};
-
-        // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg, hicpp-vararg)
-        curl_easy_setopt(
-            handle_.get(), CURLOPT_WRITEFUNCTION, EasyWriteToString);
-        // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg, hicpp-vararg)
-        curl_easy_setopt(
-            handle_.get(), CURLOPT_WRITEDATA, static_cast<void*>(&content));
-
-        // NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg, hicpp-vararg)
-        curl_easy_setopt(handle_.get(), CURLOPT_VERBOSE, 1);
-
-        // perform download
-        auto res = curl_easy_perform(handle_.get());
-
-        // check result
-        if (res != CURLE_OK) {
-            return std::nullopt;
-        }
-        return content;
-    } catch (std::exception const& ex) {
-        Logger::Log(LogLevel::Error,
-                    "curl download to string failed with:\n{}",
-                    ex.what());
-        return std::nullopt;
-    }
-#endif  // BOOTSTRAP_BUILD_TOOL
-}
diff --git a/src/utils/cpp/curl_easy_handle.hpp b/src/utils/cpp/curl_easy_handle.hpp
deleted file mode 100644
index 5f318887..00000000
--- a/src/utils/cpp/curl_easy_handle.hpp
+++ /dev/null
@@ -1,86 +0,0 @@
-// Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#ifndef INCLUDED_SRC_OTHER_TOOLS_CURL_EASY_HANDLE_HPP
-#define INCLUDED_SRC_OTHER_TOOLS_CURL_EASY_HANDLE_HPP
-
-#include <filesystem>
-#include <functional>
-#include <memory>
-#include <optional>
-
-#include "gsl-lite/gsl-lite.hpp"
-#include "src/utils/cpp/curl_context.hpp"
-
-extern "C" {
-#if defined(BUILDING_LIBCURL) || defined(CURL_STRICTER)
-using CURL = struct Curl_easy;
-#else
-using CURL = void;
-#endif
-}
-
-void curl_easy_closer(gsl::owner<CURL*> curl);
-
-class CurlEasyHandle {
-  public:
-    CurlEasyHandle() noexcept = default;
-    ~CurlEasyHandle() noexcept = default;
-
-    // prohibit moves and copies
-    CurlEasyHandle(CurlEasyHandle const&) = delete;
-    CurlEasyHandle(CurlEasyHandle&& other) = delete;
-    auto operator=(CurlEasyHandle const&) = delete;
-    auto operator=(CurlEasyHandle&& other) = delete;
-
-    /// \brief Create a CurlEasyHandle object
-    [[nodiscard]] auto static Create() noexcept
-        -> std::shared_ptr<CurlEasyHandle>;
-
-    /// \brief Download file from URL into given file_path.
-    /// Will perform cleanup (i.e., remove empty file) in case download fails.
-    /// Returns 0 if successful.
-    [[nodiscard]] auto DownloadToFile(
-        std::string const& url,
-        std::filesystem::path const& file_path) noexcept -> int;
-
-    /// \brief Download file from URL into string as binary.
-    /// Returns the content or nullopt if download failure.
-    [[nodiscard]] auto DownloadToString(std::string const& url) noexcept
-        -> std::optional<std::string>;
-
-  private:
-    // IMPORTANT: the CurlContext must to be initialized before any curl object!
-    CurlContext curl_context_{};
-    std::unique_ptr<CURL, decltype(&curl_easy_closer)> handle_{
-        nullptr,
-        curl_easy_closer};
-
-    /// \brief Overwrites write_callback to redirrect to file instead of stdout.
-    [[nodiscard]] auto static EasyWriteToFile(gsl::owner<char*> data,
-                                              size_t size,
-                                              size_t nmemb,
-                                              gsl::owner<void*> userptr)
-        -> std::streamsize;
-
-    /// \brief Overwrites write_callback to redirect to string instead of
-    /// stdout.
-    [[nodiscard]] auto static EasyWriteToString(gsl::owner<char*> data,
-                                                size_t size,
-                                                size_t nmemb,
-                                                gsl::owner<void*> userptr)
-        -> std::streamsize;
-};
-
-#endif  // INCLUDED_SRC_OTHER_TOOLS_CURL_EASY_HANDLE_HPP
\ No newline at end of file