Add z-check-tools-sha

include/vcpkg/base/message-data.inc.h

@@ -595,6 +595,10 @@ DECLARE_MESSAGE(CmdCheckSupportExample1,
                 "This is a command line, only the <>s part should be localized",
                 "vcpkg x-check-support <port name>")
 DECLARE_MESSAGE(CmdCheckSupportSynopsis, (), "", "Tests whether a port is supported without building it")
+DECLARE_MESSAGE(CmdCheckToolsShaSynopsis,
+                (),
+                "",
+                "Checks the sha512 entries in a tools data file by downloading all entries and computing the hashes")
 DECLARE_MESSAGE(CmdCreateExample1,
                 (),
                 "This is a command line, only the <>s part should be localized",

include/vcpkg/commands.check-tools-sha.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#include <vcpkg/base/fwd/files.h>
+
+#include <vcpkg/fwd/vcpkgcmdarguments.h>
+
+namespace vcpkg
+{
+    extern const CommandMetadata CommandCheckToolsShaMetadata;
+    void command_check_tools_sha_and_exit(const VcpkgCmdArguments& args, const Filesystem& paths);
+}

locales/messages.json

@@ -343,6 +343,7 @@
   "CmdCheckSupportExample1": "vcpkg x-check-support <port name>",
   "_CmdCheckSupportExample1.comment": "This is a command line, only the <>s part should be localized",
   "CmdCheckSupportSynopsis": "Tests whether a port is supported without building it",
+  "CmdCheckToolsShaSynopsis": "Checks the sha512 entries in a tools data file by downloading all entries and computing the hashes",
   "CmdCiCleanSynopsis": "Clears all files to prepare for a CI run",
   "_CmdCiCleanSynopsis.comment": "CI is continuous integration (building everything together)",
   "CmdCiSynopsis": "Tries building all ports for CI testing",

src/vcpkg/commands.check-tools-sha.cpp

@@ -0,0 +1,71 @@
+#include <vcpkg/base/files.h>
+#include <vcpkg/base/hash.h>
+
+#include <vcpkg/commands.check-tools-sha.h>
+#include <vcpkg/tools.test.h>
+#include <vcpkg/vcpkgcmdarguments.h>
+
+#include "vcpkg/base/downloads.h"
+
+namespace vcpkg
+{
+    constexpr CommandMetadata CommandCheckToolsShaMetadata{
+        "x-check-tools-sha",
+        msgCmdCheckToolsShaSynopsis,
+        {"vcpkg x-check-tools-sha scripts/vcpkg-tools.json"},
+        Undocumented,
+        AutocompletePriority::Internal,
+        1,
+        1,
+        {},
+        nullptr,
+    };
+
+    void command_check_tools_sha_and_exit(const VcpkgCmdArguments& args, const Filesystem& fs)
+    {
+        const auto parsed = args.parse_arguments(CommandCheckToolsShaMetadata);
+
+        const auto file_to_check = (fs.current_path(VCPKG_LINE_INFO) / parsed.command_arguments[0]).lexically_normal();
+
+        const auto dest_path = fs.create_or_get_temp_directory(VCPKG_LINE_INFO);
+
+        auto content = fs.read_contents(file_to_check, VCPKG_LINE_INFO);
+
+        auto data = parse_tool_data(content, file_to_check).value_or_exit(VCPKG_LINE_INFO);
+
+        std::unordered_map<std::string, std::string> seen_urls;
+
+        std::vector<std::pair<std::string, Path>> urls;
+        for (auto& entry : data)
+        {
+            if (entry.url.empty()) continue;
+            auto iter = seen_urls.emplace(entry.url, entry.sha512);
+
+            Checks::check_exit(VCPKG_LINE_INFO, iter.first->second == entry.sha512);
+            if (iter.second)
+            {
+                urls.emplace_back(entry.url, dest_path / entry.archiveName + " - " + entry.sha512.substr(0, 10));
+            }
+        }
+
+        fmt::println("Downloading {} tools", urls.size());
+        auto result = download_files_no_cache(console_diagnostic_context, urls, {}, {});
+
+        auto http_codes_iter = result.begin();
+        for (auto& url : urls)
+        {
+            if (*http_codes_iter == 200)
+            {
+                auto sha = Hash::get_file_hash(fs, url.second, Hash::Algorithm::Sha512).value_or_exit(VCPKG_LINE_INFO);
+                if (seen_urls[url.first] != sha)
+                {
+                    fmt::println("Error: Wrong sha for {}", url.first);
+                }
+            }
+            fs.remove(url.second, VCPKG_LINE_INFO);
+            ++http_codes_iter;
+        }
+
+        Checks::exit_success(VCPKG_LINE_INFO);
+    }
+}

src/vcpkg/commands.cpp

@@ -57,6 +57,8 @@
 #include <vcpkg/commands.z-upload-metrics.h>
 #include <vcpkg/vcpkgcmdarguments.h>
 
+#include "vcpkg/commands.check-tools-sha.h"
+
 namespace vcpkg
 {
     static constexpr CommandRegistration<BasicCommandFn> basic_commands_storage[] = {
@@ -65,6 +67,7 @@ namespace vcpkg
         {CommandDownloadMetadata, command_download_and_exit},
         {CommandFormatFeatureBaselineMetadata, command_format_feature_baseline_and_exit},
         {CommandHashMetadata, command_hash_and_exit},
+        {CommandCheckToolsShaMetadata, command_check_tools_sha_and_exit},
         {CommandInitRegistryMetadata, command_init_registry_and_exit},
         {CommandVersionMetadata, command_version_and_exit},
 #if defined(_WIN32)