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mirror of https://github.com/bitwarden/server.git synced 2024-11-26 12:55:17 +01:00
bitwarden-server/util/Setup/Program.cs
2018-08-09 16:57:15 -04:00

379 lines
14 KiB
C#

using DbUp;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using System.Net.Http;
using System.Reflection;
using System.IO;
namespace Bit.Setup
{
public class Program
{
private static string[] _args = null;
private static IDictionary<string, string> _parameters = null;
private static Guid? _installationId = null;
private static string _installationKey = null;
private static string _hostOs = "win";
private static string _coreVersion = "latest";
private static string _webVersion = "latest";
public static void Main(string[] args)
{
Console.WriteLine();
_args = args;
_parameters = ParseParameters();
if(_parameters.ContainsKey("os"))
{
_hostOs = _parameters["os"];
}
if(_parameters.ContainsKey("corev"))
{
_coreVersion = _parameters["corev"];
}
if(_parameters.ContainsKey("webv"))
{
_webVersion = _parameters["webv"];
}
if(_parameters.ContainsKey("install"))
{
Install();
}
else if(_parameters.ContainsKey("update"))
{
Update();
}
else if(_parameters.ContainsKey("printenv"))
{
PrintEnvironment();
}
else
{
Console.WriteLine("No top-level command detected. Exiting...");
}
}
private static void Install()
{
var outputDir = _parameters.ContainsKey("out") ?
_parameters["out"].ToLowerInvariant() : "/etc/bitwarden";
var domain = _parameters.ContainsKey("domain") ?
_parameters["domain"].ToLowerInvariant() : "localhost";
var letsEncrypt = _parameters.ContainsKey("letsencrypt") ?
_parameters["letsencrypt"].ToLowerInvariant() == "y" : false;
if(!ValidateInstallation())
{
return;
}
var ssl = letsEncrypt;
if(!letsEncrypt)
{
ssl = Helpers.ReadQuestion("Do you have a SSL certificate to use?");
if(ssl)
{
Directory.CreateDirectory($"/bitwarden/ssl/{domain}/");
var message = "Make sure 'certificate.crt' and 'private.key' are provided in the \n" +
"appropriate directory before running 'start' (see docs for info).";
Helpers.ShowBanner("NOTE", message);
}
}
var identityCertPassword = Helpers.SecureRandomString(32, alpha: true, numeric: true);
var certBuilder = new CertBuilder(domain, identityCertPassword, letsEncrypt, ssl);
var selfSignedSsl = certBuilder.BuildForInstall();
ssl = certBuilder.Ssl; // Ssl prop can get flipped during the build
var sslTrusted = letsEncrypt;
var sslDiffieHellman = letsEncrypt;
if(ssl && !selfSignedSsl && !letsEncrypt)
{
sslDiffieHellman = Helpers.ReadQuestion("Use Diffie Hellman ephemeral parameters for SSL " +
"(requires dhparam.pem, see docs)?");
sslTrusted = Helpers.ReadQuestion("Is this a trusted SSL certificate (requires ca.crt, see docs)?");
}
if(!ssl)
{
var message = "You are not using a SSL certificate. Bitwarden requires HTTPS to operate. \n" +
"You must front your installation with a HTTPS proxy. The web vault (and \n" +
"other Bitwarden apps) will not work properly without HTTPS.";
Helpers.ShowBanner("WARNING", message, ConsoleColor.Yellow);
}
else if(ssl && !sslTrusted)
{
var message = "You are using an untrusted SSL certificate. This certificate will not be \n" +
"trusted by Bitwarden client applications. You must add this certificate to \n" +
"the trusted store on each device or else you will receive errors when trying \n" +
"to connect to your installation.";
Helpers.ShowBanner("WARNING", message, ConsoleColor.Yellow);
}
var url = $"https://{domain}";
int httpPort = default(int), httpsPort = default(int);
if(Helpers.ReadQuestion("Do you want to use the default ports for HTTP (80) and HTTPS (443)?"))
{
httpPort = 80;
if(ssl)
{
httpsPort = 443;
}
}
else if(ssl)
{
httpsPort = 443;
if(int.TryParse(Helpers.ReadInput("HTTPS port").Trim(), out httpsPort) && httpsPort != 443)
{
url += (":" + httpsPort);
}
else
{
Console.WriteLine("Using default port.");
}
}
else
{
httpPort = 80;
if(!int.TryParse(Helpers.ReadInput("HTTP port").Trim(), out httpPort) && httpPort != 80)
{
Console.WriteLine("Using default port.");
}
}
if(Helpers.ReadQuestion("Is your installation behind a reverse proxy?"))
{
if(Helpers.ReadQuestion("Do you use the default HTTPS port (443) on your reverse proxy?"))
{
url = $"https://{domain}";
}
else
{
if(int.TryParse(Helpers.ReadInput("Proxy HTTPS port").Trim(), out var httpsReversePort)
&& httpsReversePort != 443)
{
url += (":" + httpsReversePort);
}
else
{
Console.WriteLine("Using default port.");
url = $"https://{domain}";
}
}
}
else if(!ssl)
{
Console.WriteLine("ERROR: You must use a reverse proxy if not using SSL.");
return;
}
var push = Helpers.ReadQuestion("Do you want to use push notifications?");
var nginxBuilder = new NginxConfigBuilder(domain, url, ssl, selfSignedSsl, letsEncrypt,
sslTrusted, sslDiffieHellman);
nginxBuilder.BuildForInstaller();
var environmentFileBuilder = new EnvironmentFileBuilder
{
DatabasePassword = Helpers.SecureRandomString(32),
Domain = domain,
IdentityCertPassword = identityCertPassword,
InstallationId = _installationId,
InstallationKey = _installationKey,
OutputDirectory = outputDir,
Push = push,
Url = url
};
environmentFileBuilder.BuildForInstaller();
var appIdBuilder = new AppIdBuilder(url);
appIdBuilder.Build();
var dockerComposeBuilder = new DockerComposeBuilder(_hostOs, _webVersion, _coreVersion);
dockerComposeBuilder.BuildForInstaller(httpPort, httpsPort);
}
private static void Update()
{
if(_parameters.ContainsKey("db"))
{
MigrateDatabase();
}
else
{
RebuildConfigs();
}
}
private static void PrintEnvironment()
{
var vaultUrl = Helpers.GetValueFronEnvFile("global", "globalSettings__baseServiceUri__vault");
Console.WriteLine("\nBitwarden is up and running!");
Console.WriteLine("===================================================");
Console.WriteLine("\nvisit {0}", vaultUrl);
Console.Write("to update, run ");
if(_hostOs == "win")
{
Console.Write("'.\\bitwarden.ps1 -updateself' and then '.\\bitwarden.ps1 -update'");
}
else
{
Console.Write("'./bitwarden.sh updateself' and then './bitwarden.sh update'");
}
Console.WriteLine("\n");
}
private static void MigrateDatabase(int attempt = 1)
{
try
{
Console.WriteLine("Migrating database.");
var dbPass = Helpers.GetValueFronEnvFile("mssql", "SA_PASSWORD");
var masterConnectionString = Helpers.MakeSqlConnectionString(
"mssql", "master", "sa", dbPass ?? string.Empty);
var vaultConnectionString = Helpers.MakeSqlConnectionString(
"mssql", "vault", "sa", dbPass ?? string.Empty);
using(var connection = new SqlConnection(masterConnectionString))
{
var command = new SqlCommand(
"IF ((SELECT COUNT(1) FROM sys.databases WHERE [name] = 'vault') = 0) " +
"CREATE DATABASE [vault];", connection);
command.Connection.Open();
command.ExecuteNonQuery();
command.CommandText = "IF ((SELECT DATABASEPROPERTYEX([name], 'IsAutoClose') " +
"FROM sys.databases WHERE [name] = 'vault') = 1) " +
"ALTER DATABASE [vault] SET AUTO_CLOSE OFF;";
command.ExecuteNonQuery();
}
var upgrader = DeployChanges.To
.SqlDatabase(vaultConnectionString)
.JournalToSqlTable("dbo", "Migration")
.WithScriptsAndCodeEmbeddedInAssembly(Assembly.GetExecutingAssembly(),
s => s.Contains($".DbScripts.") && !s.Contains(".Archive."))
.WithTransaction()
.WithExecutionTimeout(new TimeSpan(0, 5, 0))
.LogToConsole()
.Build();
var result = upgrader.PerformUpgrade();
if(result.Successful)
{
Console.WriteLine("Migration successful.");
}
else
{
Console.WriteLine("Migration failed.");
}
}
catch(SqlException e)
{
if(e.Message.Contains("Server is in script upgrade mode") && attempt < 10)
{
var nextAttempt = attempt + 1;
Console.WriteLine("Database is in script upgrade mode. " +
"Trying again (attempt #{0})...", nextAttempt);
System.Threading.Thread.Sleep(20000);
MigrateDatabase(nextAttempt);
return;
}
throw e;
}
}
private static bool ValidateInstallation()
{
var installationId = Helpers.ReadInput("Enter your installation id (get at https://bitwarden.com/host)");
if(!Guid.TryParse(installationId.Trim(), out var installationidGuid))
{
Console.WriteLine("Invalid installation id.");
return false;
}
_installationId = installationidGuid;
_installationKey = Helpers.ReadInput("Enter your installation key");
try
{
var response = new HttpClient().GetAsync("https://api.bitwarden.com/installations/" + _installationId)
.GetAwaiter().GetResult();
if(!response.IsSuccessStatusCode)
{
if(response.StatusCode == System.Net.HttpStatusCode.NotFound)
{
Console.WriteLine("Invalid installation id.");
}
else
{
Console.WriteLine("Unable to validate installation id.");
}
return false;
}
var resultString = response.Content.ReadAsStringAsync().GetAwaiter().GetResult();
var result = JsonConvert.DeserializeObject<dynamic>(resultString);
if(!(bool)result.Enabled)
{
Console.WriteLine("Installation id has been disabled.");
return false;
}
return true;
}
catch
{
Console.WriteLine("Unable to validate installation id. Problem contacting Bitwarden server.");
return false;
}
}
private static void RebuildConfigs()
{
var environmentFileBuilder = new EnvironmentFileBuilder();
environmentFileBuilder.BuildForUpdater();
var url = Helpers.GetValueFronEnvFile("global", "globalSettings__baseServiceUri__vault");
if(!Uri.TryCreate(url, UriKind.Absolute, out Uri uri))
{
Console.WriteLine("Unable to determine existing installation url.");
return;
}
var domain = uri.Host;
var nginxBuilder = new NginxConfigBuilder(domain, url);
nginxBuilder.BuildForUpdater();
var appIdBuilder = new AppIdBuilder(url);
appIdBuilder.Build();
var dockerComposeBuilder = new DockerComposeBuilder(_hostOs, _webVersion, _coreVersion);
dockerComposeBuilder.BuildForUpdater();
}
private static IDictionary<string, string> ParseParameters()
{
var dict = new Dictionary<string, string>();
for(var i = 0; i < _args.Length; i = i + 2)
{
if(!_args[i].StartsWith("-"))
{
continue;
}
dict.Add(_args[i].Substring(1), _args[i + 1]);
}
return dict;
}
}
}