static void Main(string[] args)
{
Console.WriteLine("Table encryption sample");
// Retrieve storage account information from connection string
// How to create a storage connection string - https://azure.microsoft.com/en-us/documentation/articles/storage-configure-connection-string/
CloudStorageAccount storageAccount = EncryptionShared.Utility.CreateStorageAccountFromConnectionString();
CloudTableClient client = storageAccount.CreateCloudTableClient();
CloudTable table = client.GetTableReference(DemoTable + Guid.NewGuid().ToString("N"));
try
{
table.Create();
// Create the IKey used for encryption.
RsaKey key = new RsaKey("private:key1");
DynamicTableEntity ent = new DynamicTableEntity() { PartitionKey = Guid.NewGuid().ToString(), RowKey = DateTime.Now.Ticks.ToString() };
ent.Properties.Add("EncryptedProp1", new EntityProperty(string.Empty));
ent.Properties.Add("EncryptedProp2", new EntityProperty("bar"));
ent.Properties.Add("NotEncryptedProp", new EntityProperty(1234));
// This is used to indicate whether a property should be encrypted or not given the partition key, row key,
// and the property name.
Func<string, string, string, bool> encryptionResolver = (pk, rk, propName) =>
{
if (propName.StartsWith("EncryptedProp"))
{
return true;
}
return false;
};
TableRequestOptions insertOptions = new TableRequestOptions()
{
EncryptionPolicy = new TableEncryptionPolicy(key, null),
EncryptionResolver = encryptionResolver
};
// Insert Entity
Console.WriteLine("Inserting the encrypted entity.");
table.Execute(TableOperation.Insert(ent), insertOptions, null);
// For retrieves, a resolver can be set up that will help pick the key based on the key id.
LocalResolver resolver = new LocalResolver();
resolver.Add(key);
TableRequestOptions retrieveOptions = new TableRequestOptions()
{
EncryptionPolicy = new TableEncryptionPolicy(null, resolver)
};
// Retrieve Entity
Console.WriteLine("Retrieving the encrypted entity.");
TableOperation operation = TableOperation.Retrieve(ent.PartitionKey, ent.RowKey);
TableResult result = table.Execute(operation, retrieveOptions, null);
Console.WriteLine("Press enter key to exit");
Console.ReadLine();
}
finally
{
table.DeleteIfExists();
}
}
static void Main(string[] args)
{
Console.WriteLine("Table encryption sample");
// Retrieve storage account information from connection string
// How to create a storage connection string - https://azure.microsoft.com/en-us/documentation/articles/storage-configure-connection-string/
CloudStorageAccount storageAccount = EncryptionShared.Utility.CreateStorageAccountFromConnectionString();
CloudTableClient client = storageAccount.CreateCloudTableClient();
CloudTable table = client.GetTableReference(DemoTable + Guid.NewGuid().ToString("N"));
try
{
table.Create();
// Create the IKey used for encryption.
RsaKey key = new RsaKey("private:key1");
DynamicTableEntity ent = new DynamicTableEntity()
{
PartitionKey = Guid.NewGuid().ToString(), RowKey = DateTime.Now.Ticks.ToString()
};
ent.Properties.Add("EncryptedProp1", new EntityProperty(string.Empty));
ent.Properties.Add("EncryptedProp2", new EntityProperty("bar"));
ent.Properties.Add("NotEncryptedProp", new EntityProperty(1234));
// This is used to indicate whether a property should be encrypted or not given the partition key, row key,
// and the property name.
Func <string, string, string, bool> encryptionResolver = (pk, rk, propName) =>
{
if (propName.StartsWith("EncryptedProp"))
{
return(true);
}
return(false);
};
TableRequestOptions insertOptions = new TableRequestOptions()
{
EncryptionPolicy = new TableEncryptionPolicy(key, null),
EncryptionResolver = encryptionResolver
};
// Insert Entity
Console.WriteLine("Inserting the encrypted entity.");
table.Execute(TableOperation.Insert(ent), insertOptions, null);
// For retrieves, a resolver can be set up that will help pick the key based on the key id.
LocalResolver resolver = new LocalResolver();
resolver.Add(key);
TableRequestOptions retrieveOptions = new TableRequestOptions()
{
EncryptionPolicy = new TableEncryptionPolicy(null, resolver)
};
// Retrieve Entity
Console.WriteLine("Retrieving the encrypted entity.");
TableOperation operation = TableOperation.Retrieve(ent.PartitionKey, ent.RowKey);
TableResult result = table.Execute(operation, retrieveOptions, null);
Console.WriteLine("Press enter key to exit");
Console.ReadLine();
}
finally
{
table.DeleteIfExists();
}
}
