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Migrate All lab helper methods to Key Vault #5606

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@RyAuld RyAuld commented Dec 2, 2025 •
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Replace direct msidlab.com API calls with Key Vault data retrieval

Summary

Complete migration of MSAL.NET test infrastructure from direct msidlab.com API calls to Azure Key Vault-based data retrieval in preparation for API decommissioning. This migration improves test reliability, performance, and reduces external dependencies while maintaining full backward compatibility.

Changes proposed in this request

Key Vault Migration

  • B2C Tests: Migrated to GetB2CLocalAccountAsync() using Key Vault secrets B2C-User-IDLab-JSON, MSIDLABB2C, B2C-App-IDLABSAPPB2C-JSON
  • Arlington (US Government) Tests: Migrated to GetArlingtonUserAsync() and GetArlingtonADFSUserAsync() using Key Vault secrets ARL-User-IDLab-JSON, ARL-User-fIDLAB-JSON, ARLMSIDLAB1, ARL-App-IDLABSAPP-JSON
  • CIAM Tests: Added new GetCIAMUserAsync() method and migrated all 4 CIAM integration tests using Key Vault secrets MSAL-User-CIAM-JSON, MSIDLABCIAM6, MSAL-App-CIAM-JSON
  • ADFS Tests: Migrated final remaining API call from GetAdfsUserAsync() to existing GetDefaultAdfsUserAsync() method

Infrastructure Enhancements

  • Enhanced MergeKVLabDataAsync() pattern for consistent multi-secret data merging across all authentication scenarios
  • Comprehensive error handling and logging for Key Vault operations with detailed diagnostics
  • JSON validation and deserialization with specific error messaging for troubleshooting

Code Cleanup

  • Removed unused methods: GetLabUserDataAsync, GetAdfsUserAsync, GetHybridSpaAccontAsync
  • Eliminated obsolete caching infrastructure (s_userCache, ConcurrentDictionary)
  • Removed unnecessary imports and updated documentation references

Testing

Validation Completed

  • ✅ Local Testing: All migrated methods verified working with Key Vault data retrieval
  • ✅ B2C Integration: All B2C scenarios using GetB2CLocalAccountAsync()
  • ✅ Arlington Integration: Both standard and ADFS Arlington scenarios working
  • ✅ CIAM Integration: All 4 CIAM tests passing with new GetCIAMUserAsync() method
  • ✅ ADFS Integration: Username/password ADFS test passing with GetDefaultAdfsUserAsync()
  • ✅ Build Verification: All compilation errors resolved, clean builds achieved

Test Coverage

  • B2C: Authentication scenarios for local accounts in B2C tenants
  • Arlington: Azure US Government cloud authentication (standard and federated)
  • CIAM: Customer Identity and Access Management authentication flows
  • ADFS: Active Directory Federation Services authentication scenarios
  • Comprehensive API Coverage: All msidlab.com user API dependencies successfully migrated

Performance impact

Positive Improvements

  • Reduced Network Latency: Key Vault calls typically faster and more reliable than external API calls
  • Eliminated API Rate Limiting: No longer subject to msidlab.com API throttling or availability issues
  • Improved Test Stability: Cached Key Vault secrets provide consistent data without external service dependencies
  • Reduced Infrastructure Load: Fewer external HTTP calls during test execution

Caching Strategy

  • TODO: Implement caching for Key Vault calls to further optimize performance
  • Current implementation retrieves fresh data per test run ensuring accuracy

Documentation

Updated Components

  • ✅ Enhanced method documentation with Key Vault secret names and usage patterns
  • ✅ Updated error handling documentation with specific troubleshooting guidance
  • ✅ Added comprehensive debug logging for Key Vault operations
  • ✅ Updated TODO comments to reflect new architecture

Migration Guide

  • Before: GetAdfsUserAsync(FederationProvider.ADFSv4, true) → After: GetDefaultAdfsUserAsync()
  • Before: Direct API calls → After: MergeKVLabDataAsync("secret1", "secret2", "secret3")
  • Pattern: All methods now follow consistent Key Vault-based data retrieval with multi-secret merging

Fixes

Resolves infrastructure modernization requirements for msidlab.com API decommissioning while maintaining full test coverage and functionality across all MSAL.NET authentication scenarios.

Migration Status: 🟢 Complete - All msidlab.com user API dependencies successfully migrated to Key Vault-based approach.

RyAuld added 3 commits December 2, 2025 15:05
@RyAuld
Migrate GetArlingtonADFSUserAsync to Key Vault
03131d9 
- Replace direct msidlab.com API call with Key Vault data retrieval
- Use MergeKVLabDataAsync pattern consistent with other migrated methods
- Maintains same functionality while reducing external API dependencies
@RyAuld
Migrate Arlington methods to Key Vault
a4d6dfd 
- Migrate GetArlingtonUserAsync to use MergeKVLabDataAsync with Key Vault secrets
- Migrate GetArlingtonADFSUserAsync to use MergeKVLabDataAsync with Key Vault secrets
- Replace direct msidlab.com API calls with pre-cached Key Vault data retrieval
- Maintains same functionality while reducing external API dependencies
- Uses consistent pattern with other migrated methods (B2C, default users)
- Arlington ADFS migration verified working in tests
- Arlington standard method has Key Vault data quality issue to be resolved separately
@RyAuld
Migrate CIAM tests to use Key Vault-based GetCIAMUserAsync method
6666d35 
- Added GetCIAMUserAsync() method in LabUserHelper using Key Vault secrets
- Updated all 4 CIAM integration tests to use new method instead of direct API calls
- Verified all tests pass with Key Vault cached data
- Improves reliability by removing dependency on msidlab.com API calls
@RyAuld RyAuld changed the title Migrate GetArlingtonADFSUserAsync to Key Vault Migrate All lab helper methods to Key Vault Dec 3, 2025
@RyAuld
Clean up unused helper methods in LabUserHelper
bf044c5 
- Remove GetLabUserDataAsync (only used by obsolete GetAdfsUserAsync)
- Remove GetAdfsUserAsync (no external callers, replaced by GetDefaultAdfsUserAsync)
- Remove GetHybridSpaAccontAsync (no external callers, test now uses GetDefaultUserWithMultiTenantAppAsync)
- Remove s_userCache field and System.Collections.Concurrent import (no longer needed)
- Update TODO comments to remove references to deleted methods
- All active functionality preserved, ~45 lines of obsolete code removed
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@RyAuld