| 1 | /*++ |
| 2 | |
| 3 | Copyright (c) Microsoft. All rights reserved. |
| 4 | |
| 5 | Module Name: |
| 6 | |
| 7 | RegistryService.cpp |
| 8 | |
| 9 | Abstract: |
| 10 | |
| 11 | This file contains the RegistryService implementation |
| 12 | |
| 13 | --*/ |
| 14 | |
| 15 | #include "RegistryService.h" |
| 16 | #include <wslutil.h> |
| 17 | |
| 18 | using namespace wsl::windows::common::wslutil; |
| 19 | |
| 20 | namespace { |
| 21 | |
| 22 | std::string ResolveCredentialKey(const std::string& serverAddress) |
| 23 | { |
| 24 | auto input = serverAddress; |
| 25 | |
| 26 | // Strip scheme |
| 27 | if (auto pos = input.find("://"); pos != std::string::npos) |
| 28 | { |
| 29 | input = input.substr(pos + 3); |
| 30 | } |
| 31 | |
| 32 | // Strip path |
| 33 | if (auto pos = input.find('/'); pos != std::string::npos) |
| 34 | { |
| 35 | input = input.substr(0, pos); |
| 36 | } |
| 37 | |
| 38 | // Map Docker Hub aliases to canonical key. |
| 39 | if (input == "docker.io" || input == "index.docker.io") |
| 40 | { |
| 41 | return wsl::windows::wslc::services::RegistryService::DefaultServer; |
| 42 | } |
| 43 | |
| 44 | return input; |
| 45 | } |
| 46 | } // namespace |
| 47 | |
| 48 | namespace wsl::windows::wslc::services { |
| 49 | |
| 50 | // Sentinel username matching Docker's convention for identity-token credentials. |
| 51 | static constexpr auto TokenUsername = "<token>"; |
| 52 | |
| 53 | void RegistryService::Store(const std::string& serverAddress, const std::string& username, const std::string& secret) |
| 54 | { |
| 55 | THROW_HR_IF(E_INVALIDARG, serverAddress.empty()); |
| 56 | THROW_HR_IF(E_INVALIDARG, secret.empty()); |
| 57 | |
| 58 | auto storage = OpenCredentialStorage(); |
| 59 | storage->Store(ResolveCredentialKey(serverAddress), username, secret); |
| 60 | } |
| 61 | |
| 62 | std::string RegistryService::Get(const std::string& serverAddress) |
| 63 | { |
| 64 | auto storage = OpenCredentialStorage(); |
| 65 | auto key = ResolveCredentialKey(serverAddress); |
| 66 | auto [username, secret] = storage->Get(key); |
| 67 | |
| 68 | if (username == TokenUsername) |
| 69 | { |
| 70 | return BuildRegistryAuthHeader(secret); |
| 71 | } |
| 72 | |
| 73 | return BuildRegistryAuthHeader(username, secret); |
| 74 | } |
| 75 | |
| 76 | void RegistryService::Erase(const std::string& serverAddress) |
| 77 | { |
| 78 | THROW_HR_IF(E_INVALIDARG, serverAddress.empty()); |
| 79 | |
| 80 | auto storage = OpenCredentialStorage(); |
| 81 | storage->Erase(ResolveCredentialKey(serverAddress)); |
| 82 | } |
| 83 | |
| 84 | std::vector<std::wstring> RegistryService::List() |
| 85 | { |
| 86 | auto storage = OpenCredentialStorage(); |
| 87 | return storage->List(); |
| 88 | } |
| 89 | |
| 90 | std::pair<std::string, std::string> RegistryService::Authenticate( |
| 91 | wsl::windows::wslc::models::Session& session, const std::string& serverAddress, const std::string& username, const std::string& password) |
| 92 | { |
| 93 | wil::unique_cotaskmem_ansistring identityToken; |
| 94 | THROW_IF_FAILED(session.Get()->Authenticate(serverAddress.c_str(), username.c_str(), password.c_str(), &identityToken)); |
| 95 | |
| 96 | // If the registry returned an identity token, use it. Otherwise fall back to username/password. |
| 97 | if (identityToken && strlen(identityToken.get()) > 0) |
| 98 | { |
| 99 | return {TokenUsername, identityToken.get()}; |
| 100 | } |
| 101 | |
| 102 | return {username, password}; |
| 103 | } |
| 104 | |
| 105 | } // namespace wsl::windows::wslc::services |