/// <summary>
/// The CreateSecurityGroup operation creates a new security group.
/// Every instance is launched in a security group. If no security group is
/// specified during launch, the instances are launched in the default security
/// group. Instances within the same security group have unrestricted network
/// access to each other. Instances will reject network access attempts from other
/// instances in a different security group. As the owner of instances you can
/// grant or revoke specific permissions using the AuthorizeSecurityGroupIngress
/// and RevokeSecurityGroupIngress operations.
///
/// </summary>
/// <param name="service">Instance of AmazonEC2 service</param>
/// <param name="request">CreateSecurityGroupRequest request</param>
public static void InvokeCreateSecurityGroup(AmazonEC2 service, CreateSecurityGroupRequest request)
{
try
{
CreateSecurityGroupResponse response = service.CreateSecurityGroup(request);
Console.WriteLine ("Service Response");
Console.WriteLine ("=============================================================================");
Console.WriteLine ();
Console.WriteLine(" CreateSecurityGroupResponse");
if (response.IsSetResponseMetadata())
{
Console.WriteLine(" ResponseMetadata");
ResponseMetadata responseMetadata = response.ResponseMetadata;
if (responseMetadata.IsSetRequestId())
{
Console.WriteLine(" RequestId");
Console.WriteLine(" {0}", responseMetadata.RequestId);
}
}
}
catch (AmazonEC2Exception ex)
{
Console.WriteLine("Caught Exception: " + ex.Message);
Console.WriteLine("Response Status Code: " + ex.StatusCode);
Console.WriteLine("Error Code: " + ex.ErrorCode);
Console.WriteLine("Error Type: " + ex.ErrorType);
Console.WriteLine("Request ID: " + ex.RequestId);
Console.WriteLine("XML: " + ex.XML);
}
}
private void createSecurityGroup()
{
try
{
CreateSecurityGroupRequest requestSecurirtyGroup = new CreateSecurityGroupRequest();
requestSecurirtyGroup.GroupName = _securityGroups;
requestSecurirtyGroup.GroupDescription = jwSecurityGroupDescription;
CreateSecurityGroupResponse responseSecurityGroup = _service.CreateSecurityGroup(requestSecurirtyGroup);
AuthorizeSecurityGroupIngressRequest requestAuthz = new AuthorizeSecurityGroupIngressRequest();
requestAuthz.GroupName = _securityGroups;
requestAuthz.IpProtocol = "tcp";
requestAuthz.CidrIp = "0.0.0.0/0";
decimal[] ports = { 80, 443, 1443, 3389 };
foreach (decimal port in ports)
{
requestAuthz.FromPort = port;
requestAuthz.ToPort = port;
AuthorizeSecurityGroupIngressResponse responseAuthz = _service.AuthorizeSecurityGroupIngress(requestAuthz);
}
}
catch (AmazonEC2Exception ex)
{
throw new Exception("Caught Exception: " + ex.XML);
}
}
/// <summary>
/// This method will create a VPC, a public subnet, private subnet and a NAT EC2 instance to allow EC2 instances in the private
/// subnet to establish outbound connections to the internet.
/// </summary>
/// <param name="ec2Client">The ec2client used to create the VPC</param>
/// <param name="request">The properties used to create the VPC.</param>
/// <returns>The response contains all the VPC objects that were created.</returns>
public static LaunchVPCWithPublicAndPrivateSubnetsResponse LaunchVPCWithPublicAndPrivateSubnets(AmazonEC2 ec2Client, LaunchVPCWithPublicAndPrivateSubnetsRequest request)
{
LaunchVPCWithPublicAndPrivateSubnetsResponse response = new LaunchVPCWithPublicAndPrivateSubnetsResponse();
LaunchVPCWithPublicSubnet(ec2Client, request, response);
response.PrivateSubnet = ec2Client.CreateSubnet(new CreateSubnetRequest()
{
AvailabilityZone = request.PrivateSubnetAvailabilityZone ?? response.PublicSubnet.AvailabilityZone,
CidrBlock = request.PrivateSubnetCiderBlock,
VpcId = response.VPC.VpcId
}).CreateSubnetResult.Subnet;
WriteProgress(request.ProgressCallback, "Created private subnet {0}", response.PublicSubnet.SubnetId);
WaitTillTrue(((Func <bool>)(() => (ec2Client.DescribeSubnets(new DescribeSubnetsRequest()
{
SubnetId = new List <string>()
{
response.PrivateSubnet.SubnetId
}
}).DescribeSubnetsResult.Subnet.Count == 1))));
ec2Client.CreateTags(new CreateTagsRequest()
{
ResourceId = new List <string>()
{
response.PrivateSubnet.SubnetId
},
Tag = new List <Tag>()
{
new Tag()
{
Key = "Name", Value = "Private"
}
}
});
WriteProgress(request.ProgressCallback, "Launching NAT instance");
response.NATInstance = LaunchNATInstance(ec2Client, new LaunchNATInstanceRequest()
{
InstanceType = request.InstanceType,
KeyName = request.KeyName,
SubnetId = response.PublicSubnet.SubnetId
});
WriteProgress(request.ProgressCallback, "NAT instance is available");
var defaultRouteTable = GetDefaultRouteTable(ec2Client, response.VPC.VpcId);
if (defaultRouteTable == null)
{
throw new AmazonEC2Exception("No default route table found for VPC");
}
ec2Client.CreateRoute(new CreateRouteRequest()
{
RouteTableId = defaultRouteTable.RouteTableId,
DestinationCidrBlock = "0.0.0.0/0",
InstanceId = response.NATInstance.InstanceId
});
WriteProgress(request.ProgressCallback, "Added route to the NAT instance in the default route table");
if (request.ConfigureDefaultVPCGroupForNAT)
{
var defaultSecurityGroup = GetDefaultSecurityGroup(ec2Client, response.VPC.VpcId);
var groupId = ec2Client.CreateSecurityGroup(new CreateSecurityGroupRequest()
{
VpcId = response.VPC.VpcId,
GroupName = "NATGroup",
GroupDescription = "Give EC2 Instances access through the NAT"
}).CreateSecurityGroupResult.GroupId;
WriteProgress(request.ProgressCallback, "Created security group for NAT configuration");
IpPermissionSpecification spec = new IpPermissionSpecification()
{
IpProtocol = "-1",
IpRanges = new List <string>()
{
"0.0.0.0/0"
},
Groups = new List <UserIdGroupPair>()
{
new UserIdGroupPair()
{
GroupId = groupId
}
}
};
ec2Client.AuthorizeSecurityGroupIngress(new AuthorizeSecurityGroupIngressRequest()
{
IpPermissions = new List <IpPermissionSpecification>()
{
spec
},
GroupId = defaultSecurityGroup.GroupId
});
WriteProgress(request.ProgressCallback, "Added permission to the default security group {0} to allow traffic from security group {1}", defaultSecurityGroup.GroupId, groupId);
response.NATSecurityGroup = ec2Client.DescribeSecurityGroups(new DescribeSecurityGroupsRequest()
{
GroupId = new List <string>()
{
groupId
}
}).DescribeSecurityGroupsResult.SecurityGroup[0];
}
return(response);
}
/// <summary>
/// This method will create a VPC, a public subnet, private subnet and a NAT EC2 instance to allow EC2 instances in the private
/// subnet to establish outbound connections to the internet.
/// </summary>
/// <param name="ec2Client">The ec2client used to create the VPC</param>
/// <param name="request">The properties used to create the VPC.</param>
/// <returns>The response contains all the VPC objects that were created.</returns>
public static LaunchVPCWithPublicAndPrivateSubnetsResponse LaunchVPCWithPublicAndPrivateSubnets(AmazonEC2 ec2Client, LaunchVPCWithPublicAndPrivateSubnetsRequest request)
{
LaunchVPCWithPublicAndPrivateSubnetsResponse response = new LaunchVPCWithPublicAndPrivateSubnetsResponse();
LaunchVPCWithPublicSubnet(ec2Client, request, response);
response.PrivateSubnet = ec2Client.CreateSubnet(new CreateSubnetRequest()
{
AvailabilityZone = request.PrivateSubnetAvailabilityZone ?? response.PublicSubnet.AvailabilityZone,
CidrBlock = request.PrivateSubnetCiderBlock,
VpcId = response.VPC.VpcId
}).CreateSubnetResult.Subnet;
WriteProgress(request.ProgressCallback, "Created private subnet {0}", response.PublicSubnet.SubnetId);
WaitTillTrue(((Func<bool>)(() => (ec2Client.DescribeSubnets(new DescribeSubnetsRequest(){SubnetId = new List<string>(){response.PrivateSubnet.SubnetId}}).DescribeSubnetsResult.Subnet.Count == 1))));
ec2Client.CreateTags(new CreateTagsRequest()
{
ResourceId = new List<string>() { response.PrivateSubnet.SubnetId },
Tag = new List<Tag>() { new Tag() { Key = "Name", Value = "Private" } }
});
WriteProgress(request.ProgressCallback, "Launching NAT instance");
response.NATInstance = LaunchNATInstance(ec2Client, new LaunchNATInstanceRequest()
{
InstanceType = request.InstanceType,
KeyName = request.KeyName,
SubnetId = response.PublicSubnet.SubnetId
});
WriteProgress(request.ProgressCallback, "NAT instance is available");
var defaultRouteTable = GetDefaultRouteTable(ec2Client, response.VPC.VpcId);
if (defaultRouteTable == null)
throw new AmazonEC2Exception("No default route table found for VPC");
ec2Client.CreateRoute(new CreateRouteRequest()
{
RouteTableId = defaultRouteTable.RouteTableId,
DestinationCidrBlock = "0.0.0.0/0",
InstanceId = response.NATInstance.InstanceId
});
WriteProgress(request.ProgressCallback, "Added route to the NAT instance in the default route table");
if (request.ConfigureDefaultVPCGroupForNAT)
{
var defaultSecurityGroup = GetDefaultSecurityGroup(ec2Client, response.VPC.VpcId);
var groupId = ec2Client.CreateSecurityGroup(new CreateSecurityGroupRequest()
{
VpcId = response.VPC.VpcId,
GroupName = "NATGroup",
GroupDescription = "Give EC2 Instances access through the NAT"
}).CreateSecurityGroupResult.GroupId;
WriteProgress(request.ProgressCallback, "Created security group for NAT configuration");
IpPermissionSpecification spec = new IpPermissionSpecification()
{
IpProtocol = "-1",
IpRanges = new List<string>(){"0.0.0.0/0"},
Groups = new List<UserIdGroupPair>() { new UserIdGroupPair() { GroupId = groupId } }
};
ec2Client.AuthorizeSecurityGroupIngress(new AuthorizeSecurityGroupIngressRequest()
{
IpPermissions = new List<IpPermissionSpecification>(){spec},
GroupId = defaultSecurityGroup.GroupId
});
WriteProgress(request.ProgressCallback, "Added permission to the default security group {0} to allow traffic from security group {1}", defaultSecurityGroup.GroupId, groupId);
response.NATSecurityGroup = ec2Client.DescribeSecurityGroups(new DescribeSecurityGroupsRequest()
{
GroupId = new List<string>(){ groupId }
}).DescribeSecurityGroupsResult.SecurityGroup[0];
}
return response;
}
