private static AsyncPolicy Create(string description, DataMoverSettings settings, ILogger logger)
{
var breaker = Policy
.Handle <Exception>()
.CircuitBreakerAsync(
exceptionsAllowedBeforeBreaking: 5,
durationOfBreak: TimeSpan.FromSeconds(3));
var retry = Policy
.Handle <Exception>()
.WaitAndRetryAsync(Backoff.LinearBackoff(
TimeSpan.FromSeconds(settings.RetryInitialDelaySeconds), settings.RetryCount),
(exception, span, retryCount, context) =>
{
logger.LogError(
exception,
"{@EventType} {@Realm} {@TimeSpan} {@retryCount}",
"Retry",
description,
span,
retryCount);
});
return(Policy.WrapAsync(retry, breaker));
}
public DatabasePublisher(
ILogger <DatabasePublisher> logger,
PolicyFactory policyFactory,
DataMoverSettings dataMoverSettings)
{
_logger = logger;
_policyFactory = policyFactory;
_dataMoverSettings = dataMoverSettings;
}
public SchemaCopier(
DataMoverSettings dataMoverSettings,
PolicyFactory policyFactory,
ILogger <SchemaCopier> logger)
{
_dataMoverSettings = dataMoverSettings;
_policyFactory = policyFactory;
_logger = logger;
}
public SourceDataReader(PolicyFactory policyFactory, DataMoverSettings dataMoverSettings)
{
_policyFactory = policyFactory;
_dataMoverSettings = dataMoverSettings;
}
public PolicyFactory(DataMoverSettings settings, ILogger <PolicyFactory> logger)
{
SrcPolicy = Create("src", settings, logger);
DstPolicy = Create("dst", settings, logger);
}
