src/Microsoft.Extensions.Configuration.AzureAppConfiguration/Constants/LoggingConstants.cs

// Copyright (c) Microsoft Corporation.
// Licensed under the MIT license.
//
namespace Microsoft.Extensions.Configuration.AzureAppConfiguration
{
    internal class LoggingConstants
    {
        // Categories
        public const string AppConfigRefreshLogCategory = "Microsoft.Extensions.Configuration.AzureAppConfiguration.Refresh";

        // Error messages
        public const string RefreshFailedDueToAuthenticationError = "A refresh operation failed due to an authentication error.";
        public const string RefreshFailedError = "A refresh operation failed.";
        public const string RefreshCanceledError = "A refresh operation was canceled.";
        public const string RefreshFailedDueToKeyVaultError = "A refresh operation failed while resolving a Key Vault reference.";
        public const string PushNotificationUnregisteredEndpoint = "Ignoring the push notification received for the unregistered endpoint";
        public const string FallbackClientLookupError = "Failed to perform fallback client lookup.";
        public const string RefreshFailedDueToFormattingError = "A refresh operation failed due to a formatting error.";

        // Successful update, debug log level
        public const string RefreshKeyValueRead = "Key-value read from App Configuration.";
        public const string RefreshKeyVaultSecretRead = "Secret read from Key Vault for key-value.";
        public const string RefreshFeatureFlagsUnchanged = "Feature flags read from App Configuration. Change:'None'";
        public const string RefreshSelectedKeyValueCollectionsUnchanged = "Selected key-value collections read from App Configuration. Change:'None'";

        // Successful update, information log level
        public const string RefreshConfigurationUpdatedSuccess = "Configuration reloaded.";
        public const string RefreshKeyValueSettingUpdated = "Setting updated.";
        public const string RefreshKeyVaultSettingUpdated = "Setting updated from Key Vault.";
        public const string RefreshFeatureFlagsUpdated = "Feature flags reloaded.";
        public const string RefreshSelectedKeyValuesAndFeatureFlagsUpdated = "Selected key-value collections and feature flags reloaded.";

        // Other
        public const string RefreshSkippedNoClientAvailable = "Refresh skipped because no endpoint is accessible.";
        public const string RefreshFailedToGetSettingsFromEndpoint = "Failed to get configuration settings from endpoint";
        public const string FailingOverToEndpoint = "Failing over to endpoint";
    }
}