mirror of
https://github.com/bitwarden/server.git
synced 2024-11-22 12:15:36 +01:00
383 lines
14 KiB
C#
383 lines
14 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Runtime.InteropServices;
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namespace Setup
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{
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public class Program
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{
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private static string[] _args = null;
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private static IDictionary<string, string> _parameters = null;
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private static string _outputDir = null;
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private static string _domain = null;
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private static string _url = null;
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private static string _identityCertPassword = null;
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private static bool _ssl = false;
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private static bool _selfSignedSsl = false;
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private static bool _letsEncrypt = false;
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private static string _installationId = null;
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private static string _installationKey = null;
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private static bool _push = false;
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public static void Main(string[] args)
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{
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_args = args;
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_parameters = ParseParameters();
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_outputDir = _parameters.ContainsKey("out") ?
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_parameters["out"].ToLowerInvariant() : "/etc/bitwarden";
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_domain = _parameters.ContainsKey("domain") ?
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_parameters["domain"].ToLowerInvariant() : "localhost";
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_letsEncrypt = _parameters.ContainsKey("letsencrypt") ?
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_parameters["letsencrypt"].ToLowerInvariant() == "y" : false;
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_ssl = _letsEncrypt || (_parameters.ContainsKey("ssl") ?
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_parameters["ssl"].ToLowerInvariant() == "y" : false);
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_ssl = _letsEncrypt;
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if(!_letsEncrypt)
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{
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Console.Write("Are you using your own SSL certificate? (y/n): ");
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_ssl = Console.ReadLine().ToLowerInvariant() == "y";
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if(_ssl)
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{
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Console.WriteLine("Make sure 'certificate.crt' and 'private.key' are provided in the " +
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"appropriate directory (see setup instructions).");
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}
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}
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_identityCertPassword = Helpers.SecureRandomString(32, alpha: true, numeric: true);
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MakeCerts();
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_url = _ssl ? $"https://{_domain}" : $"http://{_domain}";
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BuildNginxConfig();
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Console.Write("Installation ID: ");
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_installationId = Console.ReadLine().ToLowerInvariant();
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Console.Write("Installation key: ");
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_installationKey = Console.ReadLine().ToLowerInvariant();
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Console.Write("Do you want to use push notifications? (y/n): ");
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_push = Console.ReadLine().ToLowerInvariant() == "y";
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BuildEnvironmentFiles();
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BuildAppSettingsFiles();
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}
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private static void MakeCerts()
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{
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if(!_ssl)
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{
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Console.Write("Do you want to generate a self signed SSL certificate? (y/n): ");
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if(Console.ReadLine().ToLowerInvariant() == "y")
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{
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Directory.CreateDirectory($"/bitwarden/ssl/self/{_domain}/");
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Console.WriteLine("Generating self signed SSL certificate.");
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_ssl = _selfSignedSsl = true;
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Exec("openssl req -x509 -newkey rsa:4096 -sha256 -nodes -days 365 " +
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$"-keyout /bitwarden/ssl/self/{_domain}/private.key " +
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$"-out /bitwarden/ssl/self/{_domain}/certificate.crt " +
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$"-subj \"/C=US/ST=New York/L=New York/O=8bit Solutions LLC/OU=bitwarden/CN={_domain}\"");
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}
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}
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if(_letsEncrypt)
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{
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Directory.CreateDirectory($"/bitwarden/letsencrypt/live/{_domain}/");
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Console.WriteLine("Generating DH ephemeral parameter.");
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Exec($"openssl dhparam -out /bitwarden/letsencrypt/live/{_domain}/dhparam.pem 2048");
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}
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Console.WriteLine("Generating key for IdentityServer.");
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Directory.CreateDirectory("/bitwarden/identity/");
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Exec("openssl req -x509 -newkey rsa:4096 -sha256 -nodes -keyout identity.key " +
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"-out identity.crt -subj \"/CN=bitwarden IdentityServer\" -days 10950");
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Exec("openssl pkcs12 -export -out /bitwarden/identity/identity.pfx -inkey identity.key " +
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$"-in identity.crt -certfile identity.crt -passout pass:{_identityCertPassword}");
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}
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private static void BuildNginxConfig()
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{
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Directory.CreateDirectory("/bitwarden/nginx/");
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var sslCiphers = "ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:" +
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"DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA:" +
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"ECDHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA256:DHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA:" +
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"ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES256-GCM-SHA384:AES128-GCM-SHA256:AES256-SHA256:AES128-SHA256:" +
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"AES256-SHA:AES128-SHA:DES-CBC3-SHA:HIGH:!aNULL:!eNULL:!EXPORT:!DES:!MD5:!PSK:!RC4:@STRENGTH";
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var dh = _letsEncrypt;
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if(_ssl && !_selfSignedSsl && !_letsEncrypt)
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{
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Console.Write("Use Diffie Hellman ephemeral parameters for SSL (requires dhparam.pem)? (y/n): ");
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dh = Console.ReadLine().ToLowerInvariant() == "y";
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}
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var trusted = _letsEncrypt;
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if(_ssl && !_selfSignedSsl && !_letsEncrypt)
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{
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Console.Write("Is this a trusted SSL certificate (requires ca.crt)? (y/n): ");
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trusted = Console.ReadLine().ToLowerInvariant() == "y";
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}
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var sslPath = _letsEncrypt ? $"/etc/letsencrypt/live/{_domain}" :
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_selfSignedSsl ? $"/etc/ssl/self/{_domain}" : $"/etc/ssl/{_domain}";
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var certFile = _letsEncrypt ? "fullchain.pem" : "certificate.crt";
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var keyFile = _letsEncrypt ? "privkey.pem" : "private.key";
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var caFile = _letsEncrypt ? "fullchain.pem" : "ca.crt";
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Console.WriteLine("Building nginx config.");
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using(var sw = File.CreateText("/bitwarden/nginx/default.conf"))
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{
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sw.WriteLine($@"server {{
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listen 80 default_server;
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listen [::]:80 default_server;
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server_name {_domain};");
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if(_ssl)
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{
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sw.WriteLine($@" return 301 https://$server_name$request_uri;
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}}
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server {{
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listen 443 ssl http2;
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listen [::]:443 ssl http2;
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server_name {_domain};
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ssl_certificate {sslPath}/{certFile};
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ssl_certificate_key {sslPath}/{keyFile};
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ssl_session_timeout 30m;
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ssl_session_cache shared:SSL:20m;
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ssl_session_tickets off;");
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if(dh)
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{
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sw.WriteLine($@"
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# Diffie-Hellman parameter for DHE ciphersuites, recommended 2048 bits
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ssl_dhparam {sslPath}/dhparam.pem;");
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}
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sw.WriteLine($@"
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# SSL protocols TLS v1~TLSv1.2 are allowed. Disabed SSLv3
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ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
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# Disabled insecure ciphers suite. For example, MD5, DES, RC4, PSK
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ssl_ciphers ""{sslCiphers}"";
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# enables server-side protection from BEAST attacks
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ssl_prefer_server_ciphers on;");
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if(trusted)
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{
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sw.WriteLine($@"
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# OCSP Stapling ---
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# fetch OCSP records from URL in ssl_certificate and cache them
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ssl_stapling on;
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ssl_stapling_verify on;
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## verify chain of trust of OCSP response using Root CA and Intermediate certs
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ssl_trusted_certificate {sslPath}/{caFile};
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resolver 8.8.8.8 8.8.4.4 208.67.222.222 208.67.220.220 valid=300s;");
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}
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sw.WriteLine($@"
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# This will enforce HTTP browsing into HTTPS and avoid ssl stripping attack. 6 months age
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add_header Strict-Transport-Security max-age=15768000;");
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}
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sw.WriteLine($@"
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# X-Frame-Options is to prevent from clickJacking attack
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add_header X-Frame-Options SAMEORIGIN;
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# disable content-type sniffing on some browsers.
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add_header X-Content-Type-Options nosniff;
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# This header enables the Cross-site scripting (XSS) filter
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add_header X-XSS-Protection ""1; mode=block"";
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# This header controls what referrer information is shared
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add_header Referrer-Policy same-origin;
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# Content-Security-Policy is set via meta tag on the website so it is not included here");
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sw.WriteLine($@"
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location / {{
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proxy_pass http://web/;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header Host $host;
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proxy_set_header X-Forwarded-Proto $scheme;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header X-Url-Scheme $scheme;
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proxy_redirect off;
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}}
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location = /app-id.json {{
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proxy_pass http://web/app-id.json;
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proxy_hide_header Content-Type;
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add_header Content-Type $fido_content_type;
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proxy_redirect off;
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}}
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location /attachments/ {{
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proxy_pass http://attachments/;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header Host $host;
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proxy_set_header X-Forwarded-Proto $scheme;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header X-Url-Scheme $scheme;
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proxy_redirect off;
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}}
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location /api/ {{
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proxy_pass http://api/;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header Host $host;
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proxy_set_header X-Forwarded-Proto $scheme;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header X-Url-Scheme $scheme;
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proxy_redirect off;
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}}
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location /identity/ {{
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proxy_pass http://identity/;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header Host $host;
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proxy_set_header X-Forwarded-Proto $scheme;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header X-Url-Scheme $scheme;
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proxy_redirect off;
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}}
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}}");
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}
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}
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private static void BuildEnvironmentFiles()
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{
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Console.WriteLine("Building docker environment override files.");
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Directory.CreateDirectory("/bitwarden/docker/");
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var dbPass = _parameters.ContainsKey("db_pass") ? _parameters["db_pass"].ToLowerInvariant() : "REPLACE";
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var dbConnectionString = "Server=tcp:mssql,1433;Initial Catalog=vault;Persist Security Info=False;User ID=sa;" +
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$"Password={dbPass};MultipleActiveResultSets=False;Encrypt=True;TrustServerCertificate=True;" +
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"Connection Timeout=30;";
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using(var sw = File.CreateText("/bitwarden/docker/global.override.env"))
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{
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sw.Write($@"globalSettings:baseServiceUri:vault={_url}
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globalSettings:baseServiceUri:api={_url}/api
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globalSettings:baseServiceUri:identity={_url}/identity
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globalSettings:sqlServer:connectionString={dbConnectionString}
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globalSettings:identityServer:certificatePassword={_identityCertPassword}
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globalSettings:attachment:baseDirectory={_outputDir}/core/attachments
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globalSettings:attachment:baseUrl={_url}/attachments
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globalSettings:dataProtection:directory={_outputDir}/core/aspnet-dataprotection
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globalSettings:logDirectory={_outputDir}/core/logs
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globalSettings:licenseDirectory={_outputDir}/core/licenses
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globalSettings:duo:aKey={Helpers.SecureRandomString(32, alpha: true, numeric: true)}
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globalSettings:installation:id={_installationId}
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globalSettings:installation:key={_installationKey}
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globalSettings:yubico:clientId=REPLACE
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globalSettings:yubico:key=REPLACE");
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if(!_push)
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{
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sw.Write("globalSettings:pushRelayBaseUri=REPLACE");
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}
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}
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using(var sw = File.CreateText("/bitwarden/docker/mssql.override.env"))
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{
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sw.Write($@"ACCEPT_EULA=Y
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MSSQL_PID=Express
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SA_PASSWORD={dbPass}");
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}
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}
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private static void BuildAppSettingsFiles()
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{
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Console.WriteLine("Building app settings.");
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Directory.CreateDirectory("/bitwarden/web/");
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using(var sw = File.CreateText("/bitwarden/web/settings.js"))
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{
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sw.Write($@"var bitwardenAppSettings = {{
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apiUri: ""{_url}/api"",
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identityUri: ""{_url}/identity"",
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stripeKey: null,
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braintreeKey: null,
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whitelistDomains: [""{_domain}""]
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}};");
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}
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}
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private static void BuildAppId()
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{
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Console.WriteLine("Building FIDO U2F app id.");
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Directory.CreateDirectory("/bitwarden/web/");
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using(var sw = File.CreateText("/bitwarden/web/app-id.json"))
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{
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sw.Write($@"{{
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""trustedFacets"": [
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{{
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""version"": {{
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""major"": 1,
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""minor"": 0
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}},
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""ids"": [
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""{_url}"",
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""ios:bundle-id:com.8bit.bitwarden"",
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""android:apk-key-hash:dUGFzUzf3lmHSLBDBIv+WaFyZMI""
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]
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}}
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]
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}}");
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}
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}
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private static IDictionary<string, string> ParseParameters()
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{
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var dict = new Dictionary<string, string>();
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for(var i = 0; i < _args.Length; i = i + 2)
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{
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if(!_args[i].StartsWith("-"))
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{
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continue;
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}
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dict.Add(_args[i].Substring(1), _args[i + 1]);
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}
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return dict;
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}
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private static string Exec(string cmd)
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{
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var process = new Process
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{
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StartInfo = new ProcessStartInfo
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{
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RedirectStandardOutput = true,
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UseShellExecute = false,
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CreateNoWindow = true,
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WindowStyle = ProcessWindowStyle.Hidden
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}
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};
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if(!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
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{
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var escapedArgs = cmd.Replace("\"", "\\\"");
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process.StartInfo.FileName = "/bin/bash";
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process.StartInfo.Arguments = $"-c \"{escapedArgs}\"";
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}
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else
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{
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process.StartInfo.FileName = "powershell";
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process.StartInfo.Arguments = cmd;
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}
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process.Start();
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string result = process.StandardOutput.ReadToEnd();
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process.WaitForExit();
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return result;
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}
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}
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}
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