/// <summary>
/// Retry Call Setting for Create Table
/// </summary>
/// <param name="tryCount"></param>
/// <returns></returns>
private BigtableTableAdminSettings CreateRetryCallSettings()
{
var clientSettings = BigtableTableAdminSettings.GetDefault();
var longTimeout = CallTiming.FromTimeout(TimeSpan.FromMinutes(2));
clientSettings.CreateTableSettings = clientSettings.CreateTableSettings.WithCallTiming(longTimeout);
return(clientSettings);
}
public async Task CheckConsistencyAsync()
{
// TODO: When replication goes to beta or GA, having something cleaner available than what is below.
// Snippet: CheckConsistencyAsync(TableName,string,CallSettings)
// Additional: GenerateConsistencyTokenAsync(TableName,CallSettings)
BigtableTableAdminClient adminClient = await BigtableTableAdminClient.CreateAsync();
BigtableTableAdminSettings settings = BigtableTableAdminSettings.GetDefault();
CallSettings generateSettings = settings.GenerateConsistencyTokenSettings;
CallSettings checkConsistencySettings = settings.CheckConsistencySettings;
// Create a consistency token for the table.
TableName tableName = new TableName("[PROJECT]", "[INSTANCE]", "[TABLE]");
GenerateConsistencyTokenResponse generateResponse =
await adminClient.GenerateConsistencyTokenAsync(tableName, generateSettings);
string consistencyToken = generateResponse.ConsistencyToken;
// Check for consistency for 60 seconds at 10 second intervals.
TimeSpan pollingTimeout = TimeSpan.FromSeconds(60);
TimeSpan pollingInterval = TimeSpan.FromSeconds(10);
CheckConsistencyResponse checkConsistencyResponse =
await Polling.PollRepeatedlyAsync(
deadline => adminClient.CheckConsistencyAsync(
tableName,
consistencyToken,
checkConsistencySettings.WithEarlierDeadline(deadline, settings.Clock)),
response => response.Consistent,
settings.Clock,
settings.Scheduler,
new PollSettings(Expiration.FromTimeout(pollingTimeout), pollingInterval),
checkConsistencySettings.CancellationToken ?? CancellationToken.None);
if (checkConsistencyResponse.Consistent)
{
// Replication has caught up.
}
// End snippet
}
