static void Main(string[] args)
{
Console.WriteLine("Started Dump...");
string databaseNameOrigin = System.Environment.GetEnvironmentVariable("DatabaseNameOrigin", EnvironmentVariableTarget.Machine);
string databaseNameTarget = System.Environment.GetEnvironmentVariable("DatabaseNameTarget", EnvironmentVariableTarget.Machine);
string database = System.Environment.GetEnvironmentVariable("Database", EnvironmentVariableTarget.Machine);
string databaseUser = System.Environment.GetEnvironmentVariable("DatabaseUser", EnvironmentVariableTarget.Machine);
string databasePassword = System.Environment.GetEnvironmentVariable("DatabasePassword", EnvironmentVariableTarget.Machine);
string s3BucketName = System.Environment.GetEnvironmentVariable("S3BucketName", EnvironmentVariableTarget.Machine);
try
{
using (AmazonRDSClient rdsClient = new AmazonRDSClient(RegionEndpoint.USWest2))
{
DBSnapshot newerSnapshot = getNewerSnapshot(databaseNameOrigin, rdsClient);
Console.WriteLine("Snapshot found: " + newerSnapshot.DBSnapshotIdentifier);
restoreSnapshotIntoDBTarget(databaseNameTarget, rdsClient, newerSnapshot);
Console.WriteLine("Restoring Snapshot Into RDS account... ");
Thread.Sleep(60000);
string address = waitUntilDBTargetIsAvailable(databaseNameTarget, rdsClient);
Console.WriteLine("Snapshot Restored. Exporting BACPAC to file... ");
exportBacpac(database, databaseUser, databasePassword, address);
Console.WriteLine("BACPAC exported. Deleting RDS backup database... ");
deleteDatabaseByName(databaseNameTarget, rdsClient);
}
using (var s3Client = new AmazonS3Client(RegionEndpoint.SAEast1))
{
Console.WriteLine("Uploading BACPAC to S3... ");
uploadFileToS3(s3BucketName, "dump.bacpac", s3Client);
Console.WriteLine("BACPAC Upload and temporaries deleted!");
}
Console.WriteLine("Dump completed successfully!");
}
catch (DacServicesException e)
{
Console.WriteLine("Error Encountered:{0} Inner Exception: {1}", e.Messages, e.InnerException);
}
catch (Exception e)
{
Console.WriteLine("Error Encountered:{0} Inner Exception: {1}", e.Message, e.InnerException);
}
}
public static AmazonRDSClient GetRdsConnection()
{
if (rds == null)
{
rds = new AmazonRDSClient(AwsKeyProviders.Key, AwsKeyProviders.Secret, RegionEndpoint.EUWest1);
}
return rds;
}
private static void deleteDatabaseByName(string databaseNameTarget, AmazonRDSClient rdsClient)
{
DeleteDBInstanceRequest deleteRequest = new DeleteDBInstanceRequest()
{
DBInstanceIdentifier = databaseNameTarget,
SkipFinalSnapshot = true
};
DeleteDBInstanceResponse deleteResponse =
rdsClient.DeleteDBInstance(deleteRequest);
HttpStatusCode statusCode = deleteResponse.HttpStatusCode;
if (!statusCode.Equals(HttpStatusCode.OK))
{
throw new Exception();
}
}
private static DBSnapshot getNewerSnapshot(string databaseNameOrigin, AmazonRDSClient rdsClient)
{
DescribeDBSnapshotsRequest describeSnapshotsRequest =
new DescribeDBSnapshotsRequest()
{
DBInstanceIdentifier = databaseNameOrigin,
SnapshotType = "automated"
};
DescribeDBSnapshotsResponse describeSnapshotsResponse =
rdsClient.DescribeDBSnapshots(describeSnapshotsRequest);
List<DBSnapshot> snapshots = describeSnapshotsResponse.DBSnapshots;
IEnumerable<DBSnapshot> orderedSnapshots = snapshots.OrderByDescending(x => x.SnapshotCreateTime);
DBSnapshot newerSnapshot = orderedSnapshots.First();
return newerSnapshot;
}
private OperationResult EstablishClient(AddonManifest manifest, DeveloperOptions devOptions, out AmazonRDSClient client)
{
OperationResult result;
bool requireCreds;
var manifestProps = manifest.GetProperties().ToDictionary(x => x.Key, x => x.Value);
var accessKey = manifestProps["AWSClientKey"];
var secretAccessKey = manifestProps["AWSSecretKey"];
var regionEndpoint = manifestProps["AWSRegionEndpoint"];
var prop =
manifest.Properties.First(
p => p.Key.Equals("requireDevCredentials", StringComparison.InvariantCultureIgnoreCase));
if (bool.TryParse(prop.Value, out requireCreds) && requireCreds)
{
if (!ValidateDevCreds(devOptions))
{
client = null;
result = new OperationResult()
{
IsSuccess = false,
EndUserMessage =
"The add on requires that developer credentials are specified but none were provided."
};
return result;
}
accessKey = devOptions.AccessKey;
secretAccessKey = devOptions.SecretAccessKey;
}
AmazonRDSConfig config = new AmazonRDSConfig() { RegionEndpoint = RegionEndpoint.USEast1 };
client = new AmazonRDSClient(accessKey, secretAccessKey, config);
result = new OperationResult { IsSuccess = true };
return result;
}
protected virtual AmazonRDS GetClient()
{
AmazonCredentials.KeyPair credentials = base.GetCredentials();
AmazonRDS client = new AmazonRDSClient(credentials.AwsAccessKeyId, credentials.AwsSecretAccessKey);
return client;
}
private static string waitUntilDBTargetIsAvailable(string databaseNameTarget, AmazonRDSClient rdsClient)
{
string status = "";
string address = "";
do
{
DescribeDBInstancesRequest describeInstancesRequest =
new DescribeDBInstancesRequest()
{
DBInstanceIdentifier = databaseNameTarget
};
DescribeDBInstancesResponse describeInstancesResponse =
rdsClient.DescribeDBInstances(describeInstancesRequest);
DBInstance dbInstance = describeInstancesResponse.DBInstances.First();
status = dbInstance.DBInstanceStatus;
if (dbInstance.Endpoint != null)
{
address = dbInstance.Endpoint.Address;
}
Thread.Sleep(60000);
}
while (status != "available");
return address;
}
private static void restoreSnapshotIntoDBTarget(string databaseNameTarget, AmazonRDSClient rdsClient, DBSnapshot newerSnapshot)
{
RestoreDBInstanceFromDBSnapshotRequest restoreRequest = new RestoreDBInstanceFromDBSnapshotRequest()
{
DBSnapshotIdentifier = newerSnapshot.DBSnapshotIdentifier,
DBInstanceIdentifier = databaseNameTarget
};
rdsClient.RestoreDBInstanceFromDBSnapshot(restoreRequest);
}
