static void ProcessNetworkAclFromTemplate(dynamic input, CFStack stack)
{
NetworkAcl nacl = new NetworkAcl();
nacl.LogicalId = input.Name;
nacl.Type = "AWS::EC2::NetworkAcl";
var props = input.Value["Properties"];
foreach (var prop in props)
{
switch ((string)prop.Name)
{
case "VpcId":
var a = prop.Value;
foreach (var item in a)
{
nacl.Properties.VpcId = item.Value;
}
break;
case "Tags":
break;
}
}
stack.Resources.Add(nacl);
}
private void CompareNetworkAcl(NetworkAcl originalResource1, NetworkAcl originalResource2, NetworkAcl copyResource, CFStack copyStack)
{
List <NetworkAclEntry> compareList = copyResource.Properties.NetworkAclEntry;
foreach (NetworkAclEntry x in originalResource1.Properties.NetworkAclEntry)
{
//Note NetworkAclId is always null for AWS stack resource
var y = originalResource2.Properties.NetworkAclEntry.Find(n => n != null && n.RuleNumber == x.RuleNumber && n.RuleAction == x.RuleAction && n.Egress.ToString() == x.Egress.ToString() && n.CidrBlock == x.CidrBlock && n.FromPort == x.FromPort && n.ToPort == x.ToPort && n.Protocol == x.Protocol);
if (y == null)
{
if (CompareRemoves == false)
{
var z = copyResource.Properties.NetworkAclEntry.Find(n => n != null && n.RuleNumber == x.RuleNumber && n.RuleAction == x.RuleAction && n.Egress.ToString() == x.Egress.ToString() && n.CidrBlock == x.CidrBlock && n.FromPort == x.FromPort && n.ToPort == x.ToPort && n.Protocol == x.Protocol);
if (z != null)
{
z.StateChanged = true;
}
}
}
else
{
if (CompareRemoves == true)
{
var z = copyResource.Properties.NetworkAclEntry.Find(n => n != null && n.RuleNumber == x.RuleNumber && n.RuleAction == x.RuleAction && n.Egress.ToString() == x.Egress.ToString() && n.CidrBlock == x.CidrBlock && n.FromPort == x.FromPort && n.ToPort == x.ToPort && n.Protocol == x.Protocol);
if (z != null)
{
compareList.Remove(z);
}
}
}
}
if (copyResource.Properties.NetworkAclEntry.Count() == 0)
{
copyStack.Resources.Remove(copyResource);
}
}
private void WriteOutput(CFStack s, RichTextBox rtb, string source, string name)
{
rtb.Clear();
rtb.AppendText("Source: " + source); rtb.AppendText(Environment.NewLine);
rtb.AppendText("Name/Path: " + name); rtb.AppendText(Environment.NewLine); rtb.AppendText(Environment.NewLine);
rtb.AppendText("Decription: " + s.Description); rtb.AppendText(Environment.NewLine);
rtb.AppendText("Resources"); rtb.AppendText(Environment.NewLine);
foreach (var resource in s.Resources)
{
rtb.AppendText(tab1); rtb.AppendText(resource.LogicalId); rtb.AppendText(Environment.NewLine);
rtb.AppendText(tab2); rtb.AppendText("Type: " + resource.Type); rtb.AppendText(Environment.NewLine);
var properties = resource.Properties;
string type = resource.Type;
switch (type)
{
case "AWS::EC2::SecurityGroup":
EC2SecurityGroup group = (EC2SecurityGroup)resource;
rtb.AppendText(tab3); rtb.AppendText("Group Description: " + group.Properties.GroupDescription); rtb.AppendText(Environment.NewLine);
var rules = group.Properties.SecurityGroupIngress.OrderBy(a => a.IpProtocol).ThenBy(a => a.ToPort).ThenBy(a => a.FromPort).ThenBy(a => a.CidrIp).ThenBy(a => a.SourceSecurityGroupId);
foreach (var rule in rules)
{
if (rule.StateChanged == false)
{
rtb.AppendText(tab4);
}
else
{
rtb.AppendText(diffMarker); rtb.AppendText(tab3);
}
//Check if Protocol exists in Dictionary else use the number
if (Protocols.ContainsKey(rule.IpProtocol))
{
rtb.AppendText("Protocol: " + Protocols[rule.IpProtocol] + " (" + rule.IpProtocol + ") | ");
}
else
{
rtb.AppendText("Protocol: " + "Custom" + " (" + rule.IpProtocol + ") | ");
}
if (rule.FromPort.Equals(rule.ToPort, StringComparison.Ordinal))
{
rtb.AppendText("Port Range: " + rule.FromPort + " | ");
}
else
{
rtb.AppendText("Port Range: " + rule.FromPort + "-" + rule.ToPort + " | ");
}
if (rule.CidrIp != null)
{
rtb.AppendText("Source: " + rule.CidrIp);
}
else
{
rtb.AppendText("Source: " + rule.SourceSecurityGroupId);
}
rtb.AppendText(Environment.NewLine);
}
break;
case "AWS::EC2::NetworkAcl":
NetworkAcl acl = (NetworkAcl)resource;
rtb.AppendText(tab3); rtb.AppendText("VpcId: " + acl.Properties.VpcId); rtb.AppendText(Environment.NewLine);
var aclEntry = acl.Properties.NetworkAclEntry.OrderBy(a => a.Egress).ThenBy(a => a.RuleNumber);
bool egressDisplayed = false;
bool ingressDisplayed = false;
foreach (var rule in aclEntry)
{
//Rule #, Type, Protocol, Port Range, Source, Allow/Deny
if (rule.Egress == false && ingressDisplayed == false)
{
rtb.AppendText(tab4); rtb.AppendText("Inbound Rules"); rtb.AppendText(Environment.NewLine);
ingressDisplayed = true;
}
else if (rule.Egress == true && egressDisplayed == false)
{
rtb.AppendText(tab4); rtb.AppendText("Outbound Rules"); rtb.AppendText(Environment.NewLine);
egressDisplayed = true;
}
if (rule.StateChanged == false)
{
rtb.AppendText(tab5);
}
else
{
rtb.AppendText(diffMarker); rtb.AppendText(tab4);
}
rtb.AppendText("Rule: " + rule.RuleNumber + " | ");
//Check if Protocol exists in Dictionary else use the number
if (Protocols.ContainsKey(rule.Protocol))
{
rtb.AppendText("Protocol: " + Protocols[rule.Protocol] + " (" + rule.Protocol + ") | ");
}
else
{
rtb.AppendText("Protocol: " + "Custom" + " (" + rule.Protocol + ") | ");
}
//ALL ports could be 0-0 or -1 or 0-65535
if (rule.FromPort.Equals(rule.ToPort, StringComparison.Ordinal))
{
if ((rule.FromPort == "0" && rule.ToPort == "0") || (rule.FromPort == "-1" && rule.ToPort == "-1"))
{
rtb.AppendText("Port Range: ALL | ");
}
else
{
rtb.AppendText("Port Range: " + rule.FromPort + " | ");
}
}
else
{
if (rule.FromPort == "0" && rule.ToPort == "65535")
{
rtb.AppendText("Port Range: ALL | ");
}
else
{
rtb.AppendText("Port Range: " + rule.FromPort + "-" + rule.ToPort + " | ");
}
}
rtb.AppendText("Source: " + rule.CidrBlock + " | ");
rtb.AppendText("Allow/Deny: " + rule.RuleAction.ToUpper());
rtb.AppendText(Environment.NewLine);
}
break;
}
rtb.AppendText(Environment.NewLine);
}
// Highlight Textbox Lines
for (int i = 0; i < rtb.Lines.Length; i++)
{
if (rtb.Lines[i].Contains("*"))
{
int selectionStart = rtb.GetFirstCharIndexFromLine(i);
int selectionEnd = rtb.Lines[i].Count();
rtb.SelectionStart = selectionStart;
rtb.SelectionLength = selectionEnd;
rtb.SelectionBackColor = System.Drawing.Color.Yellow;
}
}
}
static void ProcessNetworkAclEntryFromTemplate(dynamic input, CFStack stack)
{
NetworkAclEntry ne = new NetworkAclEntry();
var rule = input.Value["Properties"];
ne.Protocol = rule.Protocol;
ne.CidrBlock = rule.CidrBlock;
ne.Egress = (bool)rule.Egress;
ne.RuleNumber = rule.RuleNumber;
ne.RuleAction = rule.RuleAction;
if (rule.NetworkAclId != null)
{
var a = rule.NetworkAclId;
foreach (var item in a)
{
ne.NetworkAclId = item.Value;
}
}
if (rule.PortRange != null)
{
var range = rule.PortRange;
foreach (var item in range)
{
if (item.Name == "To")
{
if (item.Value == "-1")
{
ne.ToPort = "ALL";
}
else
{
ne.ToPort = item.Value;
}
}
if (item.Name == "From")
{
if (item.Value == "-1")
{
ne.ToPort = "ALL";
}
else
{
ne.FromPort = item.Value;
}
}
}
}
else //If port range is not specified in the template then AWS sets it to ALL
{
ne.FromPort = "ALL";
ne.ToPort = "ALL";
}
//Format PortRange
string from = "";
string to = "";
FormatPortRange(ne.FromPort, ne.ToPort, out from, out to);
ne.FromPort = from;
ne.ToPort = to;
if (rule.Icmp != null)
{
//May not be needed
}
if (ne.NetworkAclId != null)
{
NetworkAcl x = stack.Resources.Find(n => n != null && n.LogicalId == ne.NetworkAclId);
if (x != null)
{
x.Properties.NetworkAclEntry.Add(ne);
}
else
{
//TODO
//Either remember and process orphaned ingress rule
//Or write out to error log.
MessageBox.Show("Error", "Did not find NACL " + ne.NetworkAclId + " to add entry to", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
// -----------------------------------------------------------------------
// Live Stack
public static void ProcessNetworkAclFromAWS(StackResourceSummary resource, CFStack stack, AmazonEC2Client ec2Client, string stackName)
{
DescribeNetworkAclsRequest naclRequest = new DescribeNetworkAclsRequest();
naclRequest.NetworkAclIds = new List <string> {
resource.PhysicalResourceId
};
DescribeNetworkAclsResponse response = ec2Client.DescribeNetworkAcls(naclRequest);
foreach (Amazon.EC2.Model.NetworkAcl nacl in response.NetworkAcls)
{
NetworkAcl n = new NetworkAcl();
n.LogicalId = resource.LogicalResourceId;
if (log)
{
Utils.WriteToFile(logFile, "AWS NACL: " + n.LogicalId.ToString(), true);
}
n.Type = "AWS::EC2::NetworkAcl";
n.Properties.VpcId = nacl.VpcId;
foreach (Amazon.EC2.Model.NetworkAclEntry e in nacl.Entries)
{
NetworkAclEntry ne = new NetworkAclEntry();
ne.RuleNumber = e.RuleNumber.ToString();
ne.CidrBlock = e.CidrBlock;
ne.Egress = e.Egress;
if (e.PortRange == null)
{
ne.FromPort = "ALL"; ne.ToPort = "ALL";
}
else
{
//FormatPortRange - Port range could be 0-0 -1-1 0-65535
string from = "";
string to = "";
FormatPortRange(e.PortRange.From.ToString(), e.PortRange.To.ToString(), out from, out to);
ne.FromPort = from;
ne.ToPort = to;
//------------------------------------------------------
}
//FormatProtocol - Protocol could be a number or text (e.g. 6 or tcp)
ne.Protocol = FormatProtocol(e.Protocol);
//-------------------------------------------------------------------
ne.RuleAction = e.RuleAction;
//ICMP not included.
n.Properties.NetworkAclEntry.Add(ne);
if (e.PortRange == null)
{
if (log)
{
Utils.WriteToFile(logFile, ne.RuleNumber + " Protocol: " + e.Protocol + " | From: " + "null" + " To: " + "null", true);
}
}
else
{
if (log)
{
Utils.WriteToFile(logFile, ne.RuleNumber + " Protocol: " + e.Protocol + " | From: " + e.PortRange.From.ToString() + " To: " + e.PortRange.To.ToString(), true);
}
}
}
stack.Resources.Add(n);
}
}
