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Tasks.cs
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Tasks.cs
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//
// Copyright (c) Ping Castle. All rights reserved.
// https://www.pingcastle.com
//
// Licensed under the Non-Profit OSL. See LICENSE file in the project root for full license information.
//
using PingCastle.Data;
using PingCastle.Exports;
using PingCastle.Healthcheck;
using PingCastle.misc;
using PingCastle.Report;
using PingCastle.Rules;
using PingCastle.Scanners;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Net;
using System.Net.Mail;
using System.Reflection;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading;
using TinyJson;
namespace PingCastle
{
public class Tasks
{
public ADHealthCheckingLicense License { get; set; }
public string Server = null;
public int Port = 0;
public NetworkCredential Credential = null;
public List<string> NodesToInvestigate = new List<string>();
public string FileOrDirectory = null;
public PingCastleReportDataExportLevel ExportLevel = PingCastleReportDataExportLevel.Normal;
public string sendXmlTo;
public string sendHtmlTo;
public string sendAllTo;
public string sharepointdirectory;
public string sharepointuser;
public string sharepointpassword;
public string CenterDomainForSimpliedGraph = null;
public bool ExploreTerminalDomains;
public bool ExploreForestTrust;
public List<string> DomainToNotExplore;
public bool EncryptReport = false;
public bool InteractiveMode = false;
public string mailNotification;
public string smtpLogin;
public string smtpPassword;
public DateTime FilterReportDate = DateTime.MaxValue;
public bool smtpTls;
public Type Scanner;
public Type Export;
public string apiEndpoint;
public string apiKey;
public bool AnalyzeReachableDomains;
public string botPipe;
Dictionary<string, string> xmlreports = new Dictionary<string, string>();
Dictionary<string, string> htmlreports = new Dictionary<string, string>();
public bool GenerateKeyTask()
{
return StartTask("Generate Key",
() =>
{
HealthCheckEncryption.GenerateRSAKey();
});
}
public bool ScannerTask()
{
return StartTask("Scanner",
() =>
{
PropertyInfo pi = Scanner.GetProperty("Name");
IScanner scanner = PingCastleFactory.LoadScanner(Scanner);
string name = pi.GetValue(scanner, null) as string;
DisplayAdvancement("Running scanner " + name);
scanner.Initialize(Server, Port, Credential);
if (scanner as ScannerBase != null)
((ScannerBase)scanner).FileOrDirectory = FileOrDirectory;
string file = "ad_scanner_" + name + "_" + Server + ".txt";
scanner.Export(file);
DisplayAdvancement("Results saved to " + new FileInfo(file).FullName);
}
);
}
public bool CartoTask(bool PerformHealthCheckGenerateDemoReports)
{
List<HealthcheckAnalyzer.ReachableDomainInfo> domains = null;
StartTask("Exploration",
() =>
{
HealthcheckAnalyzer hcroot = new HealthcheckAnalyzer();
hcroot.limitHoneyPot = string.IsNullOrEmpty(License.Edition);
domains = hcroot.GetAllReachableDomains(Port, Credential);
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine("List of domains that will be queried");
Console.ResetColor();
foreach (var domain in domains)
{
Console.WriteLine(domain.domain);
}
});
var consolidation = new PingCastleReportCollection<HealthcheckData>();
StartTask("Examining all domains in parallele (this can take a few minutes)",
() =>
{
BlockingQueue<string> queue = new BlockingQueue<string>(30);
int numberOfThread = 100;
Thread[] threads = new Thread[numberOfThread];
try
{
ThreadStart threadFunction = () =>
{
for (; ; )
{
string domain = null;
if (!queue.Dequeue(out domain)) break;
try
{
Console.WriteLine("[" + DateTime.Now.ToLongTimeString() + "] " + "Starting the analysis of " + domain);
HealthcheckAnalyzer hc = new HealthcheckAnalyzer();
hc.limitHoneyPot = string.IsNullOrEmpty(License.Edition);
var data = hc.GenerateCartoReport(domain, Port, Credential, AnalyzeReachableDomains);
consolidation.Add(data);
Console.WriteLine("[" + DateTime.Now.ToLongTimeString() + "] " + "Analysis of " + domain + " completed with success");
}
catch (Exception ex)
{
Console.WriteLine("[" + DateTime.Now.ToLongTimeString() + "] " + "Analysis of " + domain + " failed");
Trace.WriteLine("Exception while analysing domain " + domain + " : " + ex.Message);
Trace.WriteLine(ex.StackTrace);
}
}
};
// Consumers
for (int i = 0; i < numberOfThread; i++)
{
threads[i] = new Thread(threadFunction);
threads[i].Start();
}
foreach (var domain in domains)
{
queue.Enqueue(domain.domain);
}
queue.Quit();
Trace.WriteLine("examining domains file completed. Waiting for worker thread to complete");
for (int i = 0; i < numberOfThread; i++)
{
threads[i].Join();
}
Trace.WriteLine("Done examining domains");
}
catch (Exception ex)
{
Trace.WriteLine("Exception while analysing domain in carto: " + ex.Message);
Trace.WriteLine(ex.StackTrace);
}
finally
{
queue.Quit();
for (int i = 0; i < numberOfThread; i++)
{
if (threads[i] != null)
if (threads[i].ThreadState == System.Threading.ThreadState.Running)
threads[i].Abort();
}
}
});
if (PerformHealthCheckGenerateDemoReports)
{
Console.WriteLine("Performing demo report transformation");
Trace.WriteLine("Performing demo report transformation");
consolidation = PingCastleReportHelper<HealthcheckData>.TransformReportsToDemo(consolidation);
}
if (!StartTask("Healthcheck consolidation",
() =>
{
consolidation.EnrichInformation();
ReportHealthCheckMapBuilder nodeAnalyzer = new ReportHealthCheckMapBuilder(consolidation, License);
nodeAnalyzer.Log = Console.WriteLine;
nodeAnalyzer.CenterDomainForSimpliedGraph = CenterDomainForSimpliedGraph;
nodeAnalyzer.GenerateReportFile("ad_carto_full_node_map.html");
nodeAnalyzer.FullNodeMap = false;
nodeAnalyzer.CenterDomainForSimpliedGraph = CenterDomainForSimpliedGraph;
nodeAnalyzer.GenerateReportFile("ad_carto_simple_node_map.html");
}
)) return false;
return true;
}
public bool AnalysisTask<T>() where T : IPingCastleReport
{
if (!string.IsNullOrEmpty(apiEndpoint) && !string.IsNullOrEmpty(apiKey))
{
var ret = RetrieveSettingsViaAPI();
if (!ret)
return false;
}
string[] servers = Server.Split(',');
foreach (string server in servers)
{
AnalysisTask<T>(server);
}
return true;
}
public bool CompleteTasks()
{
if (xmlreports.Count == 0 && htmlreports.Count == 0)
return true;
if (!String.IsNullOrEmpty(sendXmlTo))
SendEmail(sendXmlTo, true, false);
if (!String.IsNullOrEmpty(sendHtmlTo))
SendEmail(sendHtmlTo, false, true);
if (!String.IsNullOrEmpty(sendAllTo))
SendEmail(sendAllTo, true, true);
if (!String.IsNullOrEmpty(sharepointdirectory))
{
foreach (string domain in xmlreports.Keys)
{
UploadToWebsite("ad_hc_" + domain + ".xml", xmlreports[domain]);
}
}
if (!String.IsNullOrEmpty(apiKey) && !String.IsNullOrEmpty(apiEndpoint))
SendViaAPI(xmlreports);
return true;
}
public bool GenerateFakeReport()
{
return StartTask("Generate fake reports",
() =>
{
var fakegenerator = new FakeHealthCheckDataGenerator();
var hcconso = fakegenerator.GenerateData();
foreach (var pingCastleReport in hcconso)
{
var enduserReportGenerator = new ReportHealthCheckSingle();
enduserReportGenerator.GenerateReportFile(pingCastleReport, License, pingCastleReport.GetHumanReadableFileName());
DisplayAdvancement("Export level is " + ExportLevel);
if (ExportLevel != PingCastleReportDataExportLevel.Full)
{
DisplayAdvancement("Personal data will NOT be included in the .xml file (add --level Full to add it)");
}
pingCastleReport.SetExportLevel(ExportLevel);
DataHelper<HealthcheckData>.SaveAsXml(pingCastleReport, pingCastleReport.GetMachineReadableFileName(), EncryptReport);
}
var reportConso = new ReportHealthCheckConsolidation();
reportConso.GenerateReportFile(hcconso, License, "ad_hc_summary.html");
ReportHealthCheckMapBuilder nodeAnalyzer = new ReportHealthCheckMapBuilder(hcconso, License);
nodeAnalyzer.Log = Console.WriteLine;
nodeAnalyzer.GenerateReportFile("ad_hc_summary_full_node_map.html");
nodeAnalyzer.FullNodeMap = false;
nodeAnalyzer.CenterDomainForSimpliedGraph = CenterDomainForSimpliedGraph;
nodeAnalyzer.GenerateReportFile("ad_hc_summary_simple_node_map.html");
var mapReport = new ReportNetworkMap();
mapReport.GenerateReportFile(hcconso, License, "ad_hc_hilbert_map.html");
}
);
}
public bool AnalysisCheckTask<T>(string server)
{
return true;
}
public bool AnalysisTask<T>(string server) where T : IPingCastleReport
{
Trace.WriteLine("Working on " + server);
if (server == "*" && InteractiveMode)
{
Trace.WriteLine("Setting reachable domains to on because interactive + server = *");
AnalyzeReachableDomains = true;
}
if (server.Contains("*"))
{
List<string> domains = GetListOfDomainToExploreFromGenericName(server);
int i = 1;
foreach (var domain in domains)
{
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine("");
string display = "Starting the report for " + domain + " (" + i++ + "/" + domains.Count + ")";
Console.WriteLine(display);
Console.WriteLine(new String('=', display.Length));
Console.ResetColor();
PerformTheAnalysis(domain);
}
}
else
{
var data = PerformTheAnalysis(server);
var hcData = data as HealthcheckData;
// do additional exploration based on trust results ?
Trace.WriteLine("do additional exploration based on trust results ?");
if (hcData != null && (ExploreTerminalDomains || ExploreForestTrust))
{
Trace.WriteLine("ExploreTerminalDomains is " + ExploreTerminalDomains);
Trace.WriteLine("ExploreForestTrust is " + ExploreForestTrust);
if (hcData.Trusts != null)
{
List<string> domainToExamine = new List<string>();
foreach (var trust in hcData.Trusts)
{
Trace.WriteLine("Examining " + trust.TrustPartner + " for additional exploration");
string attributes = TrustAnalyzer.GetTrustAttribute(trust.TrustAttributes);
string direction = TrustAnalyzer.GetTrustDirection(trust.TrustDirection);
if (direction.Contains("Inbound") || direction.Contains("Disabled"))
continue;
if (attributes.Contains("Intra-Forest"))
continue;
// explore forest trust only if explore forest trust is set
if (attributes.Contains("Forest Trust"))
{
if (ExploreForestTrust)
{
if (!ShouldTheDomainBeNotExplored(trust.TrustPartner))
domainToExamine.Add(trust.TrustPartner);
else
Trace.WriteLine("Domain " + trust.TrustPartner + " not to explore (direct domain)");
if (trust.KnownDomains != null)
{
foreach (var di in trust.KnownDomains)
{
if (!ShouldTheDomainBeNotExplored(di.DnsName))
domainToExamine.Add(di.DnsName);
Trace.WriteLine("Domain " + di.DnsName + " not to explore (known domain)");
}
}
}
}
else
{
if (ExploreTerminalDomains)
{
if (!ShouldTheDomainBeNotExplored(trust.TrustPartner))
domainToExamine.Add(trust.TrustPartner);
else
Trace.WriteLine("Domain " + trust.TrustPartner + "not to explore (terminal domain)");
}
}
}
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine("List of domains that will be queried");
Trace.WriteLine("List of domains that will be queried");
Console.ResetColor();
foreach (var domain in domainToExamine)
{
Console.WriteLine(domain);
Trace.WriteLine(domain);
}
Trace.WriteLine("End selection");
foreach (string domain in domainToExamine)
{
PerformTheAnalysis(domain);
}
}
}
Trace.WriteLine("done additional exploration");
return hcData != null;
}
return true;
}
private List<string> GetListOfDomainToExploreFromGenericName(string server)
{
List<string> domains = new List<string>();
StartTask("Exploration",
() =>
{
HealthcheckAnalyzer hcroot = new HealthcheckAnalyzer();
hcroot.limitHoneyPot = string.IsNullOrEmpty(License.Edition);
var reachableDomains = hcroot.GetAllReachableDomains(Port, Credential);
List<HealthcheckAnalyzer.ReachableDomainInfo> domainsfiltered = new List<HealthcheckAnalyzer.ReachableDomainInfo>();
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine("List of domains that will be queried");
Console.ResetColor();
foreach (var reachableDomain in reachableDomains)
{
if (compareStringWithWildcard(server, reachableDomain.domain) && !ShouldTheDomainBeNotExplored(reachableDomain.domain))
{
domains.Add(reachableDomain.domain);
Console.WriteLine(reachableDomain.domain);
}
}
});
return domains;
}
public static bool compareStringWithWildcard(string stringWithWildcard, string toCompare)
{
string regex = "^" + Regex.Escape(stringWithWildcard)
.Replace(@"\*", ".*")
.Replace(@"\?", ".")
+ "$";
return Regex.Match(toCompare, regex, RegexOptions.IgnoreCase).Success;
}
bool ShouldTheDomainBeNotExplored(string domainToCheck)
{
if (DomainToNotExplore == null)
return false;
foreach (string domain in DomainToNotExplore)
{
if (domainToCheck.Equals(domain, StringComparison.InvariantCultureIgnoreCase))
{
Trace.WriteLine("Domain " + domainToCheck + " is filtered");
return true;
}
}
return false;
}
HealthcheckData PerformTheAnalysis(string server)
{
HealthcheckData pingCastleReport = null;
bool status = StartTask("Perform analysis for " + server,
() =>
{
var analyzer = new HealthcheckAnalyzer();
analyzer.limitHoneyPot = string.IsNullOrEmpty(License.Edition);
pingCastleReport = analyzer.PerformAnalyze(new PingCastleAnalyzerParameters()
{
Server = server,
Port = Port,
Credential = Credential,
PerformExtendedTrustDiscovery = AnalyzeReachableDomains,
AdditionalNamesForDelegationAnalysis = NodesToInvestigate,
});
string domain = pingCastleReport.Domain.DomainName;
DisplayAdvancement("Generating html report");
var enduserReportGenerator = new ReportHealthCheckSingle();
htmlreports[domain] = enduserReportGenerator.GenerateReportFile(pingCastleReport, License, pingCastleReport.GetHumanReadableFileName());
DisplayAdvancement("Generating xml file for consolidation report" + (EncryptReport ? " (encrypted)" : ""));
DisplayAdvancement("Export level is " + ExportLevel);
if (ExportLevel != PingCastleReportDataExportLevel.Full)
{
DisplayAdvancement("Personal data will NOT be included in the .xml file (add --level Full to add it)");
}
pingCastleReport.SetExportLevel(ExportLevel);
xmlreports[domain] = DataHelper<HealthcheckData>.SaveAsXml(pingCastleReport, pingCastleReport.GetMachineReadableFileName(), EncryptReport);
DisplayAdvancement("Done");
});
return pingCastleReport;
}
public bool ConsolidationTask<T>() where T : IPingCastleReport
{
return StartTask("PingCastle report consolidation (" + typeof(T).Name + ")",
() =>
{
if (String.IsNullOrEmpty(FileOrDirectory))
{
FileOrDirectory = Directory.GetCurrentDirectory();
}
if (!Directory.Exists(FileOrDirectory))
{
WriteInRed("The directory " + FileOrDirectory + " doesn't exist");
return;
}
var consolidation = PingCastleReportHelper<T>.LoadXmls(FileOrDirectory, FilterReportDate);
if (consolidation.Count == 0)
{
WriteInRed("No report has been found. Please generate one with PingCastle and try again. The task will stop.");
return;
}
if (typeof(T) == typeof(HealthcheckData))
{
var hcconso = consolidation as PingCastleReportCollection<HealthcheckData>;
var report = new ReportHealthCheckConsolidation();
report.GenerateReportFile(hcconso, License, "ad_hc_summary.html");
ReportHealthCheckMapBuilder nodeAnalyzer = new ReportHealthCheckMapBuilder(hcconso, License);
nodeAnalyzer.Log = Console.WriteLine;
nodeAnalyzer.GenerateReportFile("ad_hc_summary_full_node_map.html");
nodeAnalyzer.FullNodeMap = false;
nodeAnalyzer.CenterDomainForSimpliedGraph = CenterDomainForSimpliedGraph;
nodeAnalyzer.GenerateReportFile("ad_hc_summary_simple_node_map.html");
var mapReport = new ReportNetworkMap();
mapReport.GenerateReportFile(hcconso, License, "ad_hc_hilbert_map.html");
}
}
);
}
public bool HealthCheckRulesTask()
{
return StartTask("PingCastle Health Check rules",
() =>
{
if (String.IsNullOrEmpty(FileOrDirectory))
{
FileOrDirectory = Directory.GetCurrentDirectory();
}
if (!Directory.Exists(FileOrDirectory))
{
WriteInRed("The directory " + FileOrDirectory + " doesn't exist");
return;
}
var rulesBuilder = new ReportHealthCheckRules();
rulesBuilder.GenerateReportFile("ad_hc_rules_list.html");
}
);
}
public bool RegenerateHtmlTask()
{
return StartTask("Regenerate html report",
() =>
{
if (!File.Exists(FileOrDirectory))
{
WriteInRed("The file " + FileOrDirectory + " doesn't exist");
return;
}
var fi = new FileInfo(FileOrDirectory);
var healthcheckData = DataHelper<HealthcheckData>.LoadXml(FileOrDirectory);
var endUserReportGenerator = new ReportHealthCheckSingle();
endUserReportGenerator.GenerateReportFile(healthcheckData, License, healthcheckData.GetHumanReadableFileName());
}
);
}
public bool ReloadXmlReport()
{
return StartTask("Reload report",
() =>
{
if (!File.Exists(FileOrDirectory))
{
WriteInRed("The file " + FileOrDirectory + " doesn't exist");
return;
}
string newfile = FileOrDirectory.Replace(".xml", "_reloaded.xml");
string xml = null;
string domainFQDN = null;
var fi = new FileInfo(FileOrDirectory);
if (fi.Name.StartsWith("ad_hc_"))
{
HealthcheckData healthcheckData = DataHelper<HealthcheckData>.LoadXml(FileOrDirectory);
domainFQDN = healthcheckData.DomainFQDN;
DisplayAdvancement("Regenerating xml " + (EncryptReport ? " (encrypted)" : ""));
healthcheckData.Level = ExportLevel;
xml = DataHelper<HealthcheckData>.SaveAsXml(healthcheckData, newfile, EncryptReport);
}
else
{
DisplayAdvancement("file ignored because it does not start with ad_hc_");
}
if (!String.IsNullOrEmpty(apiKey) && !String.IsNullOrEmpty(apiEndpoint))
SendViaAPI(new Dictionary<string, string>() { { fi.Name, xml } });
if (!String.IsNullOrEmpty(sharepointdirectory))
UploadToWebsite(newfile, xml);
if (!String.IsNullOrEmpty(sendXmlTo))
SendEmail(sendXmlTo, new List<string> { domainFQDN },
new List<Attachment> { Attachment.CreateAttachmentFromString(xml, newfile) });
if (!String.IsNullOrEmpty(sendHtmlTo))
WriteInRed("Html report ignored when xml file used as input");
if (!String.IsNullOrEmpty(sendAllTo))
{
WriteInRed("Html report ignored when xml file used as input");
SendEmail(sendAllTo, new List<string> { domainFQDN },
new List<Attachment> { Attachment.CreateAttachmentFromString(xml, newfile) });
}
}
);
}
public bool UploadAllReportInCurrentDirectory()
{
return StartTask("Upload report",
() =>
{
if (String.IsNullOrEmpty(apiKey) || String.IsNullOrEmpty(apiEndpoint))
throw new PingCastleException("API end point not available");
var files = new List<string>(Directory.GetFiles(Directory.GetCurrentDirectory(), "*ad_*.xml", SearchOption.AllDirectories));
files.Sort();
DisplayAdvancement(files.Count + " files to import (only ad_*.xml files are uploaded)");
var reports = new List<KeyValuePair<string, string>>();
int i = 1;
foreach (string file in files)
{
if (i % 50 == 0)
{
DisplayAdvancement("Uploading file up to #" + i);
SendViaAPI(reports);
reports.Clear();
}
string filename = Path.GetFileNameWithoutExtension(file);
reports.Add(new KeyValuePair<string, string>(filename, File.ReadAllText(file)));
i++;
}
if (reports.Count > 0)
SendViaAPI(reports);
}
);
}
public bool GenerateDemoReportTask()
{
return StartTask("Generating demo reports",
() =>
{
if (String.IsNullOrEmpty(FileOrDirectory))
{
FileOrDirectory = Directory.GetCurrentDirectory();
}
if (!Directory.Exists(FileOrDirectory))
{
WriteInRed("The directory " + FileOrDirectory + " doesn't exist");
return;
}
string path = Path.Combine(FileOrDirectory, "demo");
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
var consolidation = PingCastleReportHelper<HealthcheckData>.LoadXmls(FileOrDirectory, FilterReportDate);
if (consolidation.Count == 0)
{
WriteInRed("No report has been found. Please generate one with PingCastle and the Health Check mode. The program will stop.");
return;
}
consolidation = PingCastleReportHelper<HealthcheckData>.TransformReportsToDemo(consolidation);
foreach (HealthcheckData data in consolidation)
{
string domain = data.DomainFQDN;
var endUserReportGenerator = new ReportHealthCheckSingle();
string html = endUserReportGenerator.GenerateReportFile(data, License, Path.Combine(path, data.GetHumanReadableFileName()));
data.SetExportLevel(ExportLevel);
string xml = DataHelper<HealthcheckData>.SaveAsXml(data, Path.Combine(path, data.GetMachineReadableFileName()), EncryptReport);
}
}
);
}
// return JWT token
void SendViaAPIGetJwtToken(WebClient client)
{
ServicePointManager.Expect100Continue = false;
client.UseDefaultCredentials = true;
client.Proxy = WebRequest.DefaultWebProxy;
if (client.Proxy == null)
{
Trace.WriteLine("No proxy");
}
else
{
Trace.WriteLine("with proxy");
Trace.WriteLine("Using proxy:" + client.Proxy.GetProxy(new Uri(apiEndpoint)));
Trace.WriteLine("Is bypassed:" + client.Proxy.IsBypassed(new Uri(apiEndpoint)));
}
Version version = Assembly.GetExecutingAssembly().GetName().Version;
client.Headers.Add(HttpRequestHeader.ContentType, "application/json");
client.Headers.Add(HttpRequestHeader.UserAgent, "PingCastle " + version.ToString(4));
//client.Headers.Add("Authorization", token);
string token;
byte[] answer = null;
try
{
//https://docs.microsoft.com/en-us/dotnet/api/system.net.securityprotocoltype?view=netcore-3.1
// try enable TLS1.1
try
{
System.Net.ServicePointManager.SecurityProtocol = (System.Net.SecurityProtocolType)(768 | (int)System.Net.ServicePointManager.SecurityProtocol);
}
catch
{
}
// try enable TLS1.2
try
{
System.Net.ServicePointManager.SecurityProtocol = (System.Net.SecurityProtocolType)(3072 | (int)System.Net.ServicePointManager.SecurityProtocol);
}
catch
{
}
// try enable TLS1.3
try
{
System.Net.ServicePointManager.SecurityProtocol = (System.Net.SecurityProtocolType)(12288 | (int)System.Net.ServicePointManager.SecurityProtocol);
}
catch
{
}
string location = Dns.GetHostEntry(Environment.MachineName).HostName;
Trace.WriteLine("location: " + location);
Trace.WriteLine("apikey: " + apiKey);
byte[] data = Encoding.Default.GetBytes("{\"apikey\": \"" + ReportHelper.EscapeJsonString(apiKey) + "\",\"location\": \"" + ReportHelper.EscapeJsonString(location) + "\"}");
answer = client.UploadData(apiEndpoint + "api/Agent/Login", "POST", data);
token = Encoding.Default.GetString(answer);
Trace.WriteLine("token: " + token);
client.Headers.Add(HttpRequestHeader.Authorization, token);
}
catch (WebException ex)
{
if (ex.Status == WebExceptionStatus.SecureChannelFailure)
{
WriteInRed("If you require TLS 1.2 or 1.3 for API, be sure you have installed the Windows patch to support TLS 1.2 or 1.3");
WriteInRed("See kb3140245 and KB4019276 for TLS 1.2");
WriteInRed("Be sure also that .NET has been patched to handle the TLS version");
}
if (ex.Response != null)
{
var responseStream = ex.Response.GetResponseStream();
if (responseStream != null)
{
using (var reader = new StreamReader(responseStream))
{
string responseText = reader.ReadToEnd();
throw new UnauthorizedAccessException(responseText);
}
}
}
throw new UnauthorizedAccessException(ex.Message);
}
}
string SendViaAPIUploadOneReport(WebClient client, string filename, string xml)
{
byte[] answer = null;
Version version = Assembly.GetExecutingAssembly().GetName().Version;
client.Headers.Add(HttpRequestHeader.ContentType, "application/json");
client.Headers.Add(HttpRequestHeader.UserAgent, "PingCastle " + version.ToString(4));
try
{
Trace.WriteLine("using filename:" + filename);
var request = "{\"xmlReport\": \"" + ReportHelper.EscapeJsonString(xml) + "\",\"filename\":\"" + ReportHelper.EscapeJsonString(filename) + "\"}";
byte[] data = Encoding.ASCII.GetBytes(request);
answer = client.UploadData(apiEndpoint + "api/Agent/SendReport", "POST", data);
var o = Encoding.Default.GetString(answer);
Trace.WriteLine("answer:" + o);
return o;
}
catch (WebException ex)
{
Trace.WriteLine("Status: " + ex.Status);
Trace.WriteLine("Message: " + ex.Message);
if (ex.Response != null)
{
var responseStream = ex.Response.GetResponseStream();
if (responseStream != null)
{
using (var reader = new StreamReader(responseStream))
{
string responseText = reader.ReadToEnd();
if (string.IsNullOrEmpty(responseText))
responseText = ex.Message;
throw new PingCastleException(responseText);
}
}
}
else
{
Trace.WriteLine("WebException response null");
}
throw;
}
}
public class CustomComputationRule
{
public string ComputationType { get; set; }
public int Score { get; set; }
public int Threshold { get; set; }
public int Order { get; set; }
}
public class CustomRule
{
public string RiskID { get; set; }
public int? MaturityLevel { get; set; }
public List<CustomComputationRule> Computation { get; set; }
}
public class AgentSettings
{
public string License { get; set; }
public string ExportLevel { get; set; }
public List<CustomRule> CustomRules { get; set; }
}
private void ProcessSettings(WebClient client)
{
Version version = Assembly.GetExecutingAssembly().GetName().Version;
client.Headers.Add(HttpRequestHeader.ContentType, "application/json");
client.Headers.Add(HttpRequestHeader.UserAgent, "PingCastle " + version.ToString(4));
try
{
string answer = client.DownloadString(apiEndpoint + "api/Agent/GetSettings");
Trace.WriteLine("answer:" + answer);
DisplayAdvancement("OK");
// TinyJson is extracted from https://github.com/zanders3/json
// MIT License
var deserializedResult = JSONParser.FromJson<AgentSettings>(answer);
// could also use this serializer, but starting .Net 4 only (not .net 3)
//var serializer = new System.Web.Script.Serialization.JavaScriptSerializer();
//var deserializedResult = serializer.Deserialize<AgentSettings>(answer);
if (deserializedResult.License != null)
{
try
{
var license = new ADHealthCheckingLicense(deserializedResult.License);
if (license.EndTime > DateTime.Now)
License = license;
}
catch (Exception ex)
{
Trace.WriteLine(ex.Message);
}
}
if (!string.IsNullOrEmpty(deserializedResult.ExportLevel))
{
try
{
// enum parsed as string to avoid a problem is a newer version of the enum is sent over the wire
ExportLevel = (PingCastleReportDataExportLevel)Enum.Parse(typeof(PingCastleReportDataExportLevel), deserializedResult.ExportLevel);
}
catch (Exception)
{
Trace.WriteLine("Unable to parse the level [" + deserializedResult.ExportLevel + "] to one of the predefined value (" + String.Join(",", Enum.GetNames(typeof(PingCastleReportDataExportLevel))) + ")");
}
}
if (deserializedResult.CustomRules != null && deserializedResult.CustomRules.Count != 0)
{
if (string.IsNullOrEmpty(License.Edition) || License.Edition == "Auditor")
{
Trace.WriteLine("Custom rules not allowed");
}
else
{
foreach (var rule in deserializedResult.CustomRules)
{
var hcrule = RuleSet<HealthcheckData>.GetRuleFromID(rule.RiskID);
if (hcrule == null)
{
Trace.WriteLine("Rule " + rule.RiskID + " ignored because not found");
continue;
}
if (rule.MaturityLevel != null)
{
hcrule.MaturityLevel = (int)rule.MaturityLevel;
}
if (rule.Computation != null && rule.Computation.Count > 0)
{
var computations = new List<RuleComputationAttribute>();
foreach (var c in rule.Computation)
{
RuleComputationType type;
try
{
// enum parsed as string to avoid a problem is a newer version of the enum is sent over the wire
type = (RuleComputationType)Enum.Parse(typeof(RuleComputationType), c.ComputationType);
}
catch (Exception)
{
Trace.WriteLine("Unable to parse the RuleComputationType [" + c.ComputationType + "] to one of the predefined value (" + String.Join(",", Enum.GetNames(typeof(RuleComputationType))) + ")");
computations.Clear();
break;
}
computations.Add(new RuleComputationAttribute(type, c.Score, c.Threshold, c.Order));
}
if (computations.Count > 0)
{
hcrule.RuleComputation.Clear();
hcrule.RuleComputation.AddRange(computations);
}
}
}
}
}
}
catch (WebException ex)
{
if (ex.Status == WebExceptionStatus.ProtocolError && ex.Response != null)
{
var resp = (HttpWebResponse)ex.Response;
if (resp.StatusCode == HttpStatusCode.NotFound) // HTTP 404
{
Trace.WriteLine("GetSettings page not found");
DisplayAdvancement("Not found");
return;
}
}
Trace.WriteLine("Status: " + ex.Status);
Trace.WriteLine("Message: " + ex.Message);
if (ex.Response != null)
{
var responseStream = ex.Response.GetResponseStream();
if (responseStream != null)
{
using (var reader = new StreamReader(responseStream))
{
string responseText = reader.ReadToEnd();
if (string.IsNullOrEmpty(responseText))
responseText = ex.Message;
throw new PingCastleException(responseText);
}
}
}
else
{
Trace.WriteLine("WebException response null");
}
throw;
}
}
void SendViaAPI(IEnumerable<KeyValuePair<string, string>> xmlreports)
{
StartTask("Send via API",
() =>
{
if (!apiEndpoint.EndsWith("/"))
apiEndpoint += "/";
Trace.WriteLine("apiendpoint: " + apiEndpoint);
using (WebClient client = new WebClient())
{
try
{
SendViaAPIGetJwtToken(client);
DisplayAdvancement("API Login OK");
}
catch (UnauthorizedAccessException ex)
{
WriteInRed("Login failed (" + ex.Message + ")");
return;
}
foreach (KeyValuePair<string, string> report in xmlreports)
{
try
{
string answer = SendViaAPIUploadOneReport(client, report.Key, report.Value);
DisplayAdvancement(report.Key + "-" + (String.IsNullOrEmpty(answer) ? "OK" : answer));
}
catch (Exception ex)
{
Trace.WriteLine("Exception:");
Trace.WriteLine(ex.GetType());
Trace.WriteLine(ex.Message);
Trace.WriteLine(ex.StackTrace);
WriteInRed(report.Key);
DisplayException(null, ex);
}
}
}
});
}
bool RetrieveSettingsViaAPI()
{
bool ret = true;
StartTask("Retrieve Settings via API",
() =>
{
if (!apiEndpoint.EndsWith("/"))
apiEndpoint += "/";
Trace.WriteLine("apiendpoint: " + apiEndpoint);
using (WebClient client = new WebClient())
{
try
{
SendViaAPIGetJwtToken(client);
DisplayAdvancement("API Login OK");
}
catch (UnauthorizedAccessException ex)
{
WriteInRed("Login failed (" + ex.Message + ")");
ret = false;
return;
}
try
{
ProcessSettings(client);
}
catch (Exception ex)
{
Trace.WriteLine("Exception:");
Trace.WriteLine(ex.GetType());
Trace.WriteLine(ex.Message);
Trace.WriteLine(ex.StackTrace);
DisplayException(null, ex);
}
}
});