virtual/eldiron.nix

   1 {
   2   network = {
   3     description = "Immae's network";
   4     enableRollback = true;
   5   };
   6
   7   eldiron = { config, pkgs, ... }:
   8     let mypkgs = import ./packages.nix;
   9     in
  10   {
  11     networking = {
  12       firewall = {
  13         enable = true;
  14         allowedTCPPorts = [ 22 80 443 3306 5432 ];
  15       };
  16     };
  17
  18     deployment = {
  19       targetEnv = "hetzner";
  20       hetzner = {
  21         #robotUser = "defined in HETZNER_ROBOT_USER";
  22         #robotPass = "defined in HETZNER_ROBOT_PASS";
  23         mainIPv4 = "176.9.151.89";
  24         partitions = ''
  25           clearpart --all --initlabel --drives=sda,sdb
  26
  27           part swap1 --recommended --label=swap1 --fstype=swap --ondisk=sda
  28           part swap2 --recommended --label=swap2 --fstype=swap --ondisk=sdb
  29
  30           part raid.1 --grow --ondisk=sda
  31           part raid.2 --grow --ondisk=sdb
  32
  33           raid / --level=1 --device=md0 --fstype=ext4 --label=root raid.1 raid.2
  34         '';
  35       };
  36     };
  37
  38     # FIXME: how to run it? currently set as timer
  39     security.acme.certs = {
  40       "eldiron" = {
  41         webroot = "/var/lib/acme/acme-challenge";
  42         email = "ismael@bouya.org";
  43         domain = "eldiron.immae.eu";
  44         extraDomains = {
  45           "db-1.immae.eu" = null;
  46         };
  47       };
  48     };
  49
  50     # FIXME: open_basedir
  51     services.phpfpm = {
  52       extraConfig = ''
  53         log_level = notice
  54         '';
  55       poolConfigs = {
  56         adminer = mypkgs.adminer.phpFpm.pool;
  57         www = ''
  58           listen = /var/run/phpfpm/www.sock
  59           user = wwwrun
  60           group = wwwrun
  61           listen.owner = wwwrun
  62           listen.group = wwwrun
  63           pm = ondemand
  64           pm.max_children = 5
  65           pm.process_idle_timeout = 60
  66           ;php_admin_flag[log_errors] = on
  67           php_admin_value[open_basedir] = "/var/www"
  68           '';
  69       };
  70     };
  71
  72     services.httpd = let
  73       withSSL = domain: {
  74         enableSSL = true;
  75         sslServerCert = "/var/lib/acme/${domain}/full.pem"; # FIXME: cert only?
  76         sslServerKey = "/var/lib/acme/${domain}/key.pem";
  77         sslServerChain = "/var/lib/acme/${domain}/fullchain.pem";
  78       };
  79     in rec {
  80       enable = true;
  81       logPerVirtualHost = true;
  82       multiProcessingModule = "worker";
  83       adminAddr = "httpd@immae.eu";
  84       extraModules = [
  85         "proxy_fcgi" # for PHP
  86       ];
  87       virtualHosts = [
  88         (withSSL "eldiron" // {
  89           listen = [ { ip = "*"; port = 443; } ];
  90           hostName = "eldiron.immae.eu";
  91           # FIXME: directory needs to exist
  92           documentRoot = "/var/www";
  93         })
  94         (withSSL "eldiron" // {
  95           listen = [ { ip = "*"; port = 443; } ];
  96           hostName = "db-1.immae.eu";
  97           documentRoot = null;
  98           extraConfig = builtins.concatStringsSep "\n" [
  99             mypkgs.adminer.apacheConf
 100           ];
 101         })
 102         { # Should go last, default fallback
 103           listen = [ { ip = "*"; port = 80; } ];
 104           hostName = "redirectSSL";
 105           serverAliases = [ "*" ];
 106           enableSSL = false;
 107           # FIXME: directory needs to exist
 108           documentRoot = "/var/lib/acme/acme-challenge";
 109           extraConfig = ''
 110             RewriteEngine on
 111             RewriteCond "%{REQUEST_URI}"   "!^/\.well-known"
 112             RewriteRule ^(.+)              https://%{HTTP_HOST}$1  [R=301]
 113             # To redirect in specific "VirtualHost *:80", do
 114             #   RedirectMatch 301 ^/((?!\.well-known.*$).*)$ https://host/$1
 115             # rather than rewrite
 116             '';
 117         }
 118         ];
 119     };
 120
 121     # FIXME: environment variables ?
 122     security.pam.services = let
 123       pam_ldap = pkgs.pam_ldap;
 124       pam_ldap_mysql = pkgs.writeText "mysql.conf" ''
 125         host ldap.immae.eu
 126         base dc=immae,dc=eu
 127         binddn cn=mysql,cn=pam,ou=services,dc=immae,dc=eu
 128         bindpw ${builtins.getEnv "NIXOPS_MYSQL_PAM_PASSWORD"}
 129         pam_filter memberOf=cn=users,cn=mysql,cn=pam,ou=services,dc=immae,dc=eu
 130         '';
 131     in [
 132       {
 133         name = "mysql";
 134         text = ''
 135           # https://mariadb.com/kb/en/mariadb/pam-authentication-plugin/
 136           auth    required ${pam_ldap}/lib/security/pam_ldap.so config=${pam_ldap_mysql}
 137           account required ${pam_ldap}/lib/security/pam_ldap.so config=${pam_ldap_mysql}
 138           '';
 139       }
 140     ];
 141
 142     # FIXME: initial sync
 143     # FIXME: backup
 144     # FIXME: restart after pam
 145     # FIXME: pam access doesn’t work (because of php module)
 146     # FIXME: ssl
 147     services.mysql = rec {
 148       enable = true;
 149       package = pkgs.mariadb.overrideAttrs(old: rec {
 150         cmakeFlags = old.cmakeFlags ++ [ "-DWITH_AUTHENTICATION_PAM=ON" ];
 151         buildInputs = old.buildInputs ++ [ pkgs.pam ];
 152       });
 153     };
 154
 155     # FIXME: initial sync
 156     # FIXME: backup
 157     # FIXME: ssl
 158     services.postgresql = rec {
 159       enable = true;
 160       package = pkgs.postgresql100.overrideAttrs(old: rec {
 161         passthru = old.passthru // { psqlSchema = "11.0"; };
 162         name = "postgresql-11.1";
 163         src = pkgs.fetchurl {
 164           url = "mirror://postgresql/source/v11.1/${name}.tar.bz2";
 165           sha256 = "026v0sicsh7avzi45waf8shcbhivyxmi7qgn9fd1x0vl520mx0ch";
 166         };
 167       });
 168       enableTCPIP = true;
 169       extraConfig = ''
 170         max_connections = 100
 171         wal_level = logical
 172         shared_buffers = 128MB
 173         max_wal_size = 1GB
 174         min_wal_size = 80MB
 175         log_timezone = 'Europe/Paris'
 176         datestyle = 'iso, mdy'
 177         timezone = 'Europe/Paris'
 178         lc_messages = 'en_US.UTF-8'
 179         lc_monetary = 'en_US.UTF-8'
 180         lc_numeric = 'en_US.UTF-8'
 181         lc_time = 'en_US.UTF-8'
 182         default_text_search_config = 'pg_catalog.english'
 183         # ssl = on
 184         # ssl_cert_file = '/var/lib/acme/eldiron/fullchain.pem'
 185         # ssl_key_file = '/var/lib/acme/eldiron/key.pem'
 186         '';
 187       authentication = ''
 188         local   all     postgres                                ident
 189         local   all     all                                     md5
 190         host    all     all             178.33.252.96/32        md5
 191         host    all     all             188.165.209.148/32      md5
 192         #host   all     all             all                     pam
 193       '';
 194     };
 195   };
 196 }