mirror of
https://github.com/microsoft/vcpkg.git
synced 2024-11-25 05:52:04 +08:00
Introduce downloads.h/cpp
This commit is contained in:
Alexander Karatarakis
parent
84d65840ab
commit
3e76baa163
16
toolsrc/include/vcpkg/base/downloads.h
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16
toolsrc/include/vcpkg/base/downloads.h
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@ -0,0 +1,16 @@
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#pragma once
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#include <vcpkg/base/files.h>
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namespace vcpkg::Downloads
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{
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void verify_downloaded_file_hash(const Files::Filesystem& fs,
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const std::string& url,
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const fs::path& path,
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const std::string& sha512);
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void download_file(vcpkg::Files::Filesystem& fs,
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const std::string& url,
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const fs::path& download_path,
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const std::string& sha512);
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}
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142
toolsrc/src/vcpkg/base/downloads.cpp
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142
toolsrc/src/vcpkg/base/downloads.cpp
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@ -0,0 +1,142 @@
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#include "pch.h"
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#include <vcpkg/base/downloads.h>
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#include <vcpkg/base/util.h>
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#include <vcpkg/commands.h>
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namespace vcpkg::Downloads
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{
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#if defined(_WIN32)
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static void winhttp_download_file(Files::Filesystem& fs,
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CStringView target_file_path,
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CStringView hostname,
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CStringView url_path)
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{
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// Make sure the directories are present, otherwise fopen_s fails
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const auto dir = fs::path(target_file_path.c_str()).parent_path();
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std::error_code ec;
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fs.create_directories(dir, ec);
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Checks::check_exit(VCPKG_LINE_INFO, !ec, "Could not create directories %s", dir.u8string());
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FILE* f = nullptr;
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const errno_t err = fopen_s(&f, target_file_path.c_str(), "wb");
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Checks::check_exit(VCPKG_LINE_INFO,
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!err,
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"Could not download https://%s%s. Failed to open file %s. Error code was %s",
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hostname,
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url_path,
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target_file_path,
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std::to_string(err));
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auto hSession = WinHttpOpen(
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L"vcpkg/1.0", WINHTTP_ACCESS_TYPE_DEFAULT_PROXY, WINHTTP_NO_PROXY_NAME, WINHTTP_NO_PROXY_BYPASS, 0);
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Checks::check_exit(VCPKG_LINE_INFO, hSession, "WinHttpOpen() failed: %d", GetLastError());
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// Use Windows 10 defaults on Windows 7
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DWORD secure_protocols(WINHTTP_FLAG_SECURE_PROTOCOL_SSL3 | WINHTTP_FLAG_SECURE_PROTOCOL_TLS1 |
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WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_1 | WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_2);
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WinHttpSetOption(hSession, WINHTTP_OPTION_SECURE_PROTOCOLS, &secure_protocols, sizeof(secure_protocols));
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// Specify an HTTP server.
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auto hConnect = WinHttpConnect(hSession, Strings::to_utf16(hostname).c_str(), INTERNET_DEFAULT_HTTPS_PORT, 0);
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Checks::check_exit(VCPKG_LINE_INFO, hConnect, "WinHttpConnect() failed: %d", GetLastError());
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// Create an HTTP request handle.
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auto hRequest = WinHttpOpenRequest(hConnect,
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L"GET",
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Strings::to_utf16(url_path).c_str(),
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nullptr,
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WINHTTP_NO_REFERER,
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WINHTTP_DEFAULT_ACCEPT_TYPES,
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WINHTTP_FLAG_SECURE);
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Checks::check_exit(VCPKG_LINE_INFO, hRequest, "WinHttpOpenRequest() failed: %d", GetLastError());
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// Send a request.
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auto bResults =
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WinHttpSendRequest(hRequest, WINHTTP_NO_ADDITIONAL_HEADERS, 0, WINHTTP_NO_REQUEST_DATA, 0, 0, 0);
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Checks::check_exit(VCPKG_LINE_INFO, bResults, "WinHttpSendRequest() failed: %d", GetLastError());
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// End the request.
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bResults = WinHttpReceiveResponse(hRequest, NULL);
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Checks::check_exit(VCPKG_LINE_INFO, bResults, "WinHttpReceiveResponse() failed: %d", GetLastError());
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std::vector<char> buf;
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size_t total_downloaded_size = 0;
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DWORD dwSize = 0;
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do
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{
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DWORD downloaded_size = 0;
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bResults = WinHttpQueryDataAvailable(hRequest, &dwSize);
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Checks::check_exit(VCPKG_LINE_INFO, bResults, "WinHttpQueryDataAvailable() failed: %d", GetLastError());
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if (buf.size() < dwSize) buf.resize(dwSize * 2);
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bResults = WinHttpReadData(hRequest, (LPVOID)buf.data(), dwSize, &downloaded_size);
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Checks::check_exit(VCPKG_LINE_INFO, bResults, "WinHttpReadData() failed: %d", GetLastError());
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fwrite(buf.data(), 1, downloaded_size, f);
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total_downloaded_size += downloaded_size;
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} while (dwSize > 0);
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WinHttpCloseHandle(hSession);
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WinHttpCloseHandle(hConnect);
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WinHttpCloseHandle(hRequest);
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fflush(f);
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fclose(f);
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}
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#endif
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void verify_downloaded_file_hash(const Files::Filesystem& fs,
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const std::string& url,
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const fs::path& path,
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const std::string& sha512)
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{
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const std::string actual_hash = Commands::Hash::get_file_hash(fs, path, "SHA512");
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Checks::check_exit(VCPKG_LINE_INFO,
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sha512 == actual_hash,
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"File does not have the expected hash:\n"
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" url : [ %s ]\n"
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" File path : [ %s ]\n"
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" Expected hash : [ %s ]\n"
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" Actual hash : [ %s ]\n",
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url,
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path.u8string(),
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sha512,
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actual_hash);
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}
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void download_file(vcpkg::Files::Filesystem& fs,
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const std::string& url,
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const fs::path& download_path,
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const std::string& sha512)
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{
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const std::string download_path_part = download_path.u8string() + ".part";
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std::error_code ec;
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fs.remove(download_path, ec);
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fs.remove(download_path_part, ec);
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#if defined(_WIN32)
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auto url_no_proto = url.substr(8); // drop https://
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auto path_begin = Util::find(url_no_proto, '/');
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std::string hostname(url_no_proto.begin(), path_begin);
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std::string path(path_begin, url_no_proto.end());
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winhttp_download_file(fs, download_path_part.c_str(), hostname, path);
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#else
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const auto code = System::cmd_execute(
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Strings::format(R"(curl -L '%s' --create-dirs --output '%s')", url, download_path_part));
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Checks::check_exit(VCPKG_LINE_INFO, code == 0, "Could not download %s", url);
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#endif
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verify_downloaded_file_hash(fs, url, download_path_part, sha512);
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fs.rename(download_path_part, download_path, ec);
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Checks::check_exit(VCPKG_LINE_INFO,
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!ec,
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"Failed to do post-download rename-in-place.\n"
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"fs.rename(%s, %s, %s)",
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download_path_part,
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download_path.u8string(),
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ec.message());
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}
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}
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@ -1,6 +1,7 @@
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#include "pch.h"
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#include <vcpkg/base/checks.h>
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#include <vcpkg/base/downloads.h>
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#include <vcpkg/base/sortedvector.h>
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#include <vcpkg/base/strings.h>
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#include <vcpkg/base/system.h>
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@ -335,139 +336,6 @@ namespace vcpkg::Commands::Fetch
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ec.message());
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}
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static void verify_hash(const Files::Filesystem& fs,
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const std::string& url,
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const fs::path& path,
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const std::string& sha512)
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{
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const std::string actual_hash = Hash::get_file_hash(fs, path, "SHA512");
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Checks::check_exit(VCPKG_LINE_INFO,
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sha512 == actual_hash,
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"File does not have the expected hash:\n"
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" url : [ %s ]\n"
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" File path : [ %s ]\n"
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" Expected hash : [ %s ]\n"
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" Actual hash : [ %s ]\n",
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url,
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path.u8string(),
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sha512,
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actual_hash);
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}
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#if defined(_WIN32)
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static void winhttp_download_file(Files::Filesystem& fs,
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CStringView target_file_path,
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CStringView hostname,
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CStringView url_path)
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{
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// Make sure the directories are present, otherwise fopen_s fails
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const auto dir = fs::path(target_file_path.c_str()).parent_path();
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std::error_code ec;
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fs.create_directories(dir, ec);
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Checks::check_exit(VCPKG_LINE_INFO, !ec, "Could not create directories %s", dir.u8string());
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FILE* f = nullptr;
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const errno_t err = fopen_s(&f, target_file_path.c_str(), "wb");
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Checks::check_exit(VCPKG_LINE_INFO,
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!err,
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"Could not download https://%s%s. Failed to open file %s. Error code was %s",
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hostname,
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url_path,
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target_file_path,
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std::to_string(err));
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auto hSession = WinHttpOpen(
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L"vcpkg/1.0", WINHTTP_ACCESS_TYPE_DEFAULT_PROXY, WINHTTP_NO_PROXY_NAME, WINHTTP_NO_PROXY_BYPASS, 0);
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Checks::check_exit(VCPKG_LINE_INFO, hSession, "WinHttpOpen() failed: %d", GetLastError());
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// Use Windows 10 defaults on Windows 7
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DWORD secure_protocols(WINHTTP_FLAG_SECURE_PROTOCOL_SSL3 | WINHTTP_FLAG_SECURE_PROTOCOL_TLS1 |
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WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_1 | WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_2);
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WinHttpSetOption(hSession, WINHTTP_OPTION_SECURE_PROTOCOLS, &secure_protocols, sizeof(secure_protocols));
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// Specify an HTTP server.
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auto hConnect = WinHttpConnect(hSession, Strings::to_utf16(hostname).c_str(), INTERNET_DEFAULT_HTTPS_PORT, 0);
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Checks::check_exit(VCPKG_LINE_INFO, hConnect, "WinHttpConnect() failed: %d", GetLastError());
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// Create an HTTP request handle.
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auto hRequest = WinHttpOpenRequest(hConnect,
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L"GET",
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Strings::to_utf16(url_path).c_str(),
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nullptr,
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WINHTTP_NO_REFERER,
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WINHTTP_DEFAULT_ACCEPT_TYPES,
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WINHTTP_FLAG_SECURE);
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Checks::check_exit(VCPKG_LINE_INFO, hRequest, "WinHttpOpenRequest() failed: %d", GetLastError());
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// Send a request.
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auto bResults =
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WinHttpSendRequest(hRequest, WINHTTP_NO_ADDITIONAL_HEADERS, 0, WINHTTP_NO_REQUEST_DATA, 0, 0, 0);
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Checks::check_exit(VCPKG_LINE_INFO, bResults, "WinHttpSendRequest() failed: %d", GetLastError());
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// End the request.
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bResults = WinHttpReceiveResponse(hRequest, NULL);
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Checks::check_exit(VCPKG_LINE_INFO, bResults, "WinHttpReceiveResponse() failed: %d", GetLastError());
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std::vector<char> buf;
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size_t total_downloaded_size = 0;
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DWORD dwSize = 0;
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do
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{
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DWORD downloaded_size = 0;
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bResults = WinHttpQueryDataAvailable(hRequest, &dwSize);
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Checks::check_exit(VCPKG_LINE_INFO, bResults, "WinHttpQueryDataAvailable() failed: %d", GetLastError());
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if (buf.size() < dwSize) buf.resize(dwSize * 2);
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bResults = WinHttpReadData(hRequest, (LPVOID)buf.data(), dwSize, &downloaded_size);
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Checks::check_exit(VCPKG_LINE_INFO, bResults, "WinHttpReadData() failed: %d", GetLastError());
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fwrite(buf.data(), 1, downloaded_size, f);
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total_downloaded_size += downloaded_size;
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} while (dwSize > 0);
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WinHttpCloseHandle(hSession);
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WinHttpCloseHandle(hConnect);
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WinHttpCloseHandle(hRequest);
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fflush(f);
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fclose(f);
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}
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#endif
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static void download_file(Files::Filesystem& fs,
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const std::string& url,
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const fs::path& download_path,
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const std::string& sha512)
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{
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const std::string download_path_part = download_path.u8string() + ".part";
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std::error_code ec;
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fs.remove(download_path, ec);
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fs.remove(download_path_part, ec);
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#if defined(_WIN32)
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auto url_no_proto = url.substr(8); // drop https://
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auto path_begin = Util::find(url_no_proto, '/');
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std::string hostname(url_no_proto.begin(), path_begin);
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std::string path(path_begin, url_no_proto.end());
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winhttp_download_file(fs, download_path_part.c_str(), hostname, path);
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#else
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const auto code = System::cmd_execute(
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Strings::format(R"(curl -L '%s' --create-dirs --output '%s')", url, download_path_part));
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Checks::check_exit(VCPKG_LINE_INFO, code == 0, "Could not download %s", url);
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#endif
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verify_hash(fs, url, download_path_part, sha512);
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fs.rename(download_path_part, download_path, ec);
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Checks::check_exit(VCPKG_LINE_INFO,
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!ec,
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"Failed to do post-download rename-in-place.\n"
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"fs.rename(%s, %s, %s)",
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download_path_part,
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download_path.u8string(),
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ec.message());
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}
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static fs::path fetch_tool(const VcpkgPaths& paths, const std::string& tool_name, const ToolData& tool_data)
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{
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const std::array<int, 3>& version = tool_data.version;
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@ -488,12 +356,12 @@ namespace vcpkg::Commands::Fetch
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if (!fs.exists(tool_data.download_path))
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{
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System::println("Downloading %s...", tool_name);
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download_file(fs, tool_data.url, tool_data.download_path, tool_data.sha512);
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Downloads::download_file(fs, tool_data.url, tool_data.download_path, tool_data.sha512);
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System::println("Downloading %s... done.", tool_name);
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}
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else
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{
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verify_hash(fs, tool_data.url, tool_data.download_path, tool_data.sha512);
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Downloads::verify_downloaded_file_hash(fs, tool_data.url, tool_data.download_path, tool_data.sha512);
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}
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if (tool_data.is_archive)
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@ -141,6 +141,7 @@
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<ClInclude Include="..\include\vcpkg\base\chrono.h" />
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<ClInclude Include="..\include\vcpkg\base\cofffilereader.h" />
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<ClInclude Include="..\include\vcpkg\base\cstringview.h" />
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<ClInclude Include="..\include\vcpkg\base\downloads.h" />
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<ClInclude Include="..\include\vcpkg\base\enums.h" />
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<ClInclude Include="..\include\vcpkg\base\expected.h" />
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<ClInclude Include="..\include\vcpkg\base\files.h" />
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@ -195,6 +196,7 @@
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<ClCompile Include="..\src\vcpkg\base\checks.cpp" />
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<ClCompile Include="..\src\vcpkg\base\chrono.cpp" />
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<ClCompile Include="..\src\vcpkg\base\cofffilereader.cpp" />
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<ClCompile Include="..\src\vcpkg\base\downloads.cpp" />
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<ClCompile Include="..\src\vcpkg\base\enums.cpp" />
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<ClCompile Include="..\src\vcpkg\base\files.cpp" />
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<ClCompile Include="..\src\vcpkg\base\lineinfo.cpp" />
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@ -201,6 +201,9 @@
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<ClCompile Include="..\src\vcpkg\commands.fetch.cpp">
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<Filter>Source Files\vcpkg</Filter>
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</ClCompile>
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<ClCompile Include="..\src\vcpkg\base\downloads.cpp">
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<Filter>Source Files\vcpkg\base</Filter>
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</ClCompile>
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</ItemGroup>
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<ItemGroup>
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<ClInclude Include="..\include\pch.h">
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@ -347,5 +350,8 @@
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<ClInclude Include="..\include\vcpkg\base\stringliteral.h">
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<Filter>Header Files\vcpkg\base</Filter>
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</ClInclude>
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<ClInclude Include="..\include\vcpkg\base\downloads.h">
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<Filter>Header Files\vcpkg\base</Filter>
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</ClInclude>
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</ItemGroup>
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</Project>
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