private static void NewOrCachedCertificates(IEphemeralCluster <EphemeralClusterConfiguration> cluster, string name, string path, string silentModeConfigFile, IConsoleLineWriter writer)
{
var config = cluster.ClusterConfiguration;
var cachedEsHomeFolder = Path.Combine(config.FileSystem.LocalFolder, cluster.GetCacheFolderName());
var zipLocationCache = Path.Combine(cachedEsHomeFolder, name) + ".zip";
if (File.Exists(zipLocationCache))
{
writer.WriteDiagnostic($"{{{nameof(GenerateCertificatesTask)}}} using cached certificates from {zipLocationCache}");
UnpackCertificatesZip(zipLocationCache, path, writer);
return;
}
var zipLocation = config.Version >= "6.3.0"
? Path.Combine(config.FileSystem.ConfigPath, name) + ".zip"
: Path.Combine(config.FileSystem.ConfigPath, "x-pack", name) + ".zip";
GenerateCertificate(config, name, path, zipLocation, silentModeConfigFile, writer);
if (!File.Exists(zipLocationCache))
{
writer.WriteDiagnostic($"{{{nameof(GenerateCertificatesTask)}}} caching {zipLocation} in ES_HOME {zipLocationCache}");
File.Copy(zipLocation, zipLocationCache);
}
UnpackCertificatesZip(zipLocation, path, writer);
}
private static void DeleteDirectory(IConsoleLineWriter w, string description, string path)
{
if (!Directory.Exists(path))
{
return;
}
w.WriteDiagnostic($"{{{nameof(CleanUpDirectoriesAfterNodeStopped)}}} attempting to delete [{description}]: {{{path}}}");
Directory.Delete(path, true);
}
// TODO: Remove when https://github.com/elastic/elasticsearch-net-abstractions/pull/17 is published
private static void ExecuteBinary(EphemeralClusterConfiguration config, IConsoleLineWriter writer, string binary, string description,
StartedHandler startedHandler, params string[] arguments
)
{
var command = $"{{{binary}}} {{{string.Join(" ", arguments)}}}";
writer?.WriteDiagnostic($"{{{nameof(ExecuteBinary)}}} starting process [{description}] {command}");
var timeout = TimeSpan.FromSeconds(420);
var processStartArguments = new StartArguments(binary, arguments)
{
Environment = new Dictionary <string, string>
{
{ config.FileSystem.ConfigEnvironmentVariableName, config.FileSystem.ConfigPath },
{ "ES_HOME", config.FileSystem.ElasticsearchHome }
}
};
var result = Proc.Start(processStartArguments, timeout, new ConsoleOutWriter(), startedHandler);
if (!result.Completed)
{
throw new Exception($"Timeout while executing {description} exceeded {timeout}");
}
if (result.ExitCode != 0)
{
throw new Exception($"Expected exit code 0 but received ({result.ExitCode}) while executing {description}: {command}");
}
var errorOut = result.ConsoleOut.Where(c => c.Error).ToList();
// this manifested when calling certgen on versions smaller then 5.2.0
if (errorOut.Any() && config.Version < "5.2.0")
{
errorOut = errorOut.Where(e => !e.Line.Contains("No log4j2 configuration file found")).ToList();
}
if (errorOut.Any(e => !string.IsNullOrWhiteSpace(e.Line)))
{
throw new Exception($"Received error out with exitCode ({result.ExitCode}) while executing {description}: {command}");
}
writer?.WriteDiagnostic($"{{{nameof(ExecuteBinary)}}} finished process [{description}] {{{result.ExitCode}}}");
}
private static void DownloadPluginSnapshot(IConsoleLineWriter writer, string downloadLocation, ElasticsearchPlugin plugin, ElasticsearchVersion v)
{
if (File.Exists(downloadLocation))
{
return;
}
var downloadUrl = plugin.DownloadUrl(v);
writer?.WriteDiagnostic($"{{{nameof(DownloadPluginSnapshot)}}} downloading [{plugin.FolderName}] from {{{downloadUrl}}}");
try
{
DownloadFile(downloadUrl, downloadLocation);
writer?.WriteDiagnostic($"{{{nameof(DownloadPluginSnapshot)}}} downloaded [{plugin.FolderName}] to {{{downloadLocation}}}");
}
catch (Exception)
{
writer?.WriteDiagnostic($"{{{nameof(DownloadPluginSnapshot)}}} download failed! [{plugin.FolderName}] from {{{downloadUrl}}}");
throw;
}
}
private static void UnpackCertificatesZip(string zipLocation, string outFolder, IConsoleLineWriter writer)
{
if (Directory.Exists(outFolder))
{
return;
}
writer.WriteDiagnostic($"{{{nameof(GenerateCertificatesTask)}}} unzipping certificates to {outFolder}");
Directory.CreateDirectory(outFolder);
ZipFile.ExtractToDirectory(zipLocation, outFolder);
}
protected static void ExecuteBinary(EphemeralClusterConfiguration config, IConsoleLineWriter writer, string binary, string description, params string[] arguments)
{
var command = $"{{{binary}}} {{{string.Join(" ", arguments)}}}";
writer?.WriteDiagnostic($"{{{nameof(ExecuteBinary)}}} starting process [{description}] {command}");
var timeout = TimeSpan.FromSeconds(420);
var processStartArguments = new StartArguments(binary, arguments)
{
Environment = new Dictionary <string, string>
{
{ "ES_PATH_CONF", config.FileSystem.ConfigPath },
{ "ES_HOME", config.FileSystem.ElasticsearchHome }
}
};
var result = Proc.Start(processStartArguments, timeout, new ConsoleOutColorWriter());
if (!result.Completed)
{
throw new Exception($"Timeout while executing {description} exceeded {timeout}");
}
if (result.ExitCode != 0)
{
throw new Exception($"Expected exit code 0 but recieved ({result.ExitCode}) while executing {description}: {command}");
}
var errorOut = result.ConsoleOut.Where(c => c.Error).ToList();
if (errorOut.Any())
{
throw new Exception($"Recieved error out with exitCode ({result.ExitCode}) while executing {description}: {command}");
}
writer?.WriteDiagnostic($"{{{nameof(ExecuteBinary)}}} finished process [{description}] {{{result.ExitCode}}}");
}
private static void GenerateCertificate(EphemeralClusterConfiguration config, string name, string path, string zipLocation, string silentModeConfigFile, IConsoleLineWriter writer)
{
var @out = config.Version.Major < 6 ? $"{name}.zip" : zipLocation;
var fs = config.FileSystem;
var binary = config.Version >= "6.3.0"
? Path.Combine(fs.ElasticsearchHome, "bin", "elasticsearch-certgen") + BinarySuffix
: Path.Combine(fs.ElasticsearchHome, "bin", "x-pack", "certgen") + BinarySuffix;
if (!Directory.Exists(path))
{
ExecuteBinary(config, writer, binary, "generating ssl certificates for this session",
"-in", silentModeConfigFile, "-out", @out);
}
if (config.Version.Major < 6)
{
var badLocation = Path.Combine(config.FileSystem.ElasticsearchHome, "config", "x-pack", @out);
writer.WriteDiagnostic($"{{{nameof(GenerateCertificatesTask)}}} moving {badLocation} to {@out}");
File.Move(badLocation, zipLocation);
}
}