{
  network = {
    description = "Immae's network";
    enableRollback = true;
  };

  eldiron = { config, pkgs, mylibs, ... }:
    with mylibs;
    let
        mypkgs = pkgs.callPackage ./packages.nix {
          inherit checkEnv fetchedGit fetchedGitPrivate fetchedGithub;
        };
    in
  {
    _module.args = {
      mylibs = import ../libs.nix;
    };

    imports = [
      ./modules/certificates.nix
      ./modules/gitolite.nix
      ./modules/gitweb.nix
      ./modules/databases.nix
      ./modules/websites/chloe.nix
      ./modules/websites/ludivine.nix
      ./modules/websites/aten.nix
      ./modules/websites/piedsjaloux.nix
      ./modules/websites/connexionswing.nix
    ];
    services.myGitolite.enable = true;
    services.myGitweb.enable = true;
    services.myDatabases.enable = true;
    services.myWebsites.Chloe.production.enable = true;
    services.myWebsites.Chloe.integration.enable = true;
    services.myWebsites.Ludivine.production.enable = true;
    services.myWebsites.Ludivine.integration.enable = true;
    services.myWebsites.Aten.production.enable = true;
    services.myWebsites.Aten.integration.enable = true;
    services.myWebsites.PiedsJaloux.production.enable = true;
    services.myWebsites.PiedsJaloux.integration.enable = true;
    services.myWebsites.Connexionswing.production.enable = true;
    services.myWebsites.Connexionswing.integration.enable = true;

    nixpkgs.config.packageOverrides = oldpkgs: rec {
      goaccess = oldpkgs.goaccess.overrideAttrs(old: rec {
        name = "goaccess-${version}";
        version = "1.3";
        src = pkgs.fetchurl {
          url = "https://tar.goaccess.io/${name}.tar.gz";
          sha256 = "16vv3pj7pbraq173wlxa89jjsd279004j4kgzlrsk1dz4if5qxwc";
        };
        configureFlags = old.configureFlags ++ [ "--enable-tcb=btree" ];
        buildInputs = old.buildInputs ++ [ pkgs.tokyocabinet pkgs.bzip2 ];
      });
    };

    networking = {
      firewall = {
        enable = true;
        allowedTCPPorts = [ 22 80 443 9418 ];
      };
    };

    deployment = {
      targetEnv = "hetzner";
      hetzner = {
        #robotUser = "defined in HETZNER_ROBOT_USER";
        #robotPass = "defined in HETZNER_ROBOT_PASS";
        mainIPv4 = "176.9.151.89";
        partitions = ''
          clearpart --all --initlabel --drives=sda,sdb

          part swap1 --recommended --label=swap1 --fstype=swap --ondisk=sda
          part swap2 --recommended --label=swap2 --fstype=swap --ondisk=sdb

          part raid.1 --grow --ondisk=sda
          part raid.2 --grow --ondisk=sdb

          raid / --level=1 --device=md0 --fstype=ext4 --label=root raid.1 raid.2
        '';
      };
    };

    environment.systemPackages = let
      # FIXME: move it to nextcloud
      occ = pkgs.writeScriptBin "nextcloud-occ" ''
        #! ${pkgs.stdenv.shell}
        cd ${mypkgs.nextcloud.webRoot}
        NEXTCLOUD_CONFIG_DIR="${mypkgs.nextcloud.webRoot}/config" \
          exec \
          ${config.services.phpfpm.phpPackage}/bin/php \
          -c ${config.services.phpfpm.phpPackage}/etc/php.ini \
          occ $*
        '';
    in [
      pkgs.telnet
      pkgs.htop
      pkgs.vim
      pkgs.goaccess
      occ
    ];

    security.acme.certs."eldiron".extraDomains = {
      "db-1.immae.eu" = null;
      "tools.immae.eu" = null;
      "cloud.immae.eu" = null;
      "dav.immae.eu" = null;
    };

    services.openssh.extraConfig = ''
      AuthorizedKeysCommand     /etc/ssh/ldap_authorized_keys
      AuthorizedKeysCommandUser nobody
      '';

    services.ympd = mypkgs.ympd.config // { enable = false; };

    services.phpfpm = {
      # FIXME: move session files to separate dirs
      # /!\ phppackage is used in nextcloud configuation
      phpOptions = ''
        session.save_path = "/var/lib/php/sessions"
        session.gc_maxlifetime = 60*60*24*15
        session.cache_expire = 60*24*30
        ; For nextcloud
        extension=${pkgs.phpPackages.redis}/lib/php/extensions/redis.so
        ; For nextcloud
        extension=${pkgs.phpPackages.apcu}/lib/php/extensions/apcu.so
        ; For nextcloud
        zend_extension=${pkgs.php}/lib/php/extensions/opcache.so
        '';
      extraConfig = ''
        log_level = notice
        '';
      poolConfigs = {
        adminer = mypkgs.adminer.phpFpm.pool;
        connexionswing_dev = mypkgs.connexionswing_dev.phpFpm.pool;
        connexionswing_prod = mypkgs.connexionswing_prod.phpFpm.pool;
        ludivinecassal_dev = mypkgs.ludivinecassal_dev.phpFpm.pool;
        ludivinecassal_prod = mypkgs.ludivinecassal_prod.phpFpm.pool;
        piedsjaloux_dev = mypkgs.piedsjaloux_dev.phpFpm.pool;
        piedsjaloux_prod = mypkgs.piedsjaloux_prod.phpFpm.pool;
        chloe_dev = mypkgs.chloe_dev.phpFpm.pool;
        chloe_prod = mypkgs.chloe_prod.phpFpm.pool;
        aten_dev = mypkgs.aten_dev.phpFpm.pool;
        aten_prod = mypkgs.aten_prod.phpFpm.pool;
        nextcloud = mypkgs.nextcloud.phpFpm.pool;
        mantisbt = mypkgs.mantisbt.phpFpm.pool;
        ttrss = mypkgs.ttrss.phpFpm.pool;
        roundcubemail = mypkgs.roundcubemail.phpFpm.pool;
        davical = mypkgs.davical.phpFpm.pool;
      };
    };

    system.activationScripts = {
      connexionswing_dev  = mypkgs.connexionswing_dev.activationScript;
      connexionswing_prod = mypkgs.connexionswing_prod.activationScript;
      ludivinecassal_dev  = mypkgs.ludivinecassal_dev.activationScript;
      ludivinecassal_prod = mypkgs.ludivinecassal_prod.activationScript;
      piedsjaloux_dev     = mypkgs.piedsjaloux_dev.activationScript;
      piedsjaloux_prod    = mypkgs.piedsjaloux_prod.activationScript;
      chloe_dev  = mypkgs.chloe_dev.activationScript;
      chloe_prod = mypkgs.chloe_prod.activationScript;
      aten_dev  = mypkgs.aten_dev.activationScript;
      aten_prod = mypkgs.aten_prod.activationScript;
      nextcloud = mypkgs.nextcloud.activationScript;
      ttrss = mypkgs.ttrss.activationScript;
      roundcubemail = mypkgs.roundcubemail.activationScript;
      httpd = ''
        install -d -m 0755 /var/lib/acme/acme-challenge
        install -d -m 0750 -o wwwrun -g wwwrun /var/lib/php/sessions
        install -d -m 0750 -o wwwrun -g wwwrun /var/lib/php/sessions/adminer
        install -d -m 0750 -o wwwrun -g wwwrun /var/lib/php/sessions/mantisbt
        install -d -m 0750 -o wwwrun -g wwwrun /var/lib/php/sessions/ttrss
        install -d -m 0750 -o wwwrun -g wwwrun /var/lib/php/sessions/davical
        '';
      redis = ''
        mkdir -p /run/redis
        chown redis /run/redis
        '';
      # FIXME: initial sync
      goaccess = ''
        mkdir -p /var/lib/goaccess
        mkdir -p /var/lib/goaccess/aten.pro
        mkdir -p /var/lib/goaccess/ludivinecassal.com
        mkdir -p /var/lib/goaccess/piedsjaloux.fr
        mkdir -p /var/lib/goaccess/osteopathe-cc.fr
        mkdir -p /var/lib/goaccess/connexionswing.com
        '';
    };

    environment.etc."ssh/ldap_authorized_keys" = let
      ldap_authorized_keys =
        assert checkEnv "NIXOPS_SSHD_LDAP_PASSWORD";
        wrap {
          name = "ldap_authorized_keys";
          file = ./ldap_authorized_keys.sh;
          vars = {
            LDAP_PASS = builtins.getEnv "NIXOPS_SSHD_LDAP_PASSWORD";
            GITOLITE_SHELL = "${pkgs.gitolite}/bin/gitolite-shell";
            ECHO = "${pkgs.coreutils}/bin/echo";
          };
          paths = [ pkgs.openldap pkgs.stdenv.shellPackage pkgs.gnugrep pkgs.gnused pkgs.coreutils ];
        };
    in {
      enable = true;
      mode = "0755";
      user = "root";
      source = ldap_authorized_keys;
    };

    services.gitDaemon = {
      enable = true;
      user = "gitolite";
      group = "gitolite";
      basePath = "${mypkgs.git.web.varDir}/repositories";
    };

    # FIXME: logrotate
    services.httpd = let
      withConf = domain: {
        enableSSL = true;
        sslServerCert = "/var/lib/acme/${domain}/cert.pem";
        sslServerKey = "/var/lib/acme/${domain}/key.pem";
        sslServerChain = "/var/lib/acme/${domain}/fullchain.pem";
        logFormat = "combinedVhost";
        listen = [ { ip = "*"; port = 443; } ];
      };
      apacheConfig = {
        gzip = {
          modules = [ "deflate" "filter" ];
          extraConfig = ''
            AddOutputFilterByType DEFLATE text/html text/plain text/xml text/css text/javascript application/javascript
          '';
        };
        ldap = {
          modules = [ "ldap" "authnz_ldap" ];
          extraConfig = assert checkEnv "NIXOPS_HTTP_LDAP_PASSWORD"; ''
            <IfModule ldap_module>
              LDAPSharedCacheSize 500000
              LDAPCacheEntries 1024
              LDAPCacheTTL 600
              LDAPOpCacheEntries 1024
              LDAPOpCacheTTL 600
            </IfModule>

            <Macro LDAPConnect>
              <IfModule authnz_ldap_module>
                AuthLDAPURL          ldap://ldap.immae.eu:389/dc=immae,dc=eu
                AuthLDAPBindDN       cn=httpd,ou=services,dc=immae,dc=eu
                AuthLDAPBindPassword "${builtins.getEnv "NIXOPS_HTTP_LDAP_PASSWORD"}"
                AuthType             Basic
                AuthName             "Authentification requise (Acces LDAP)"
                AuthBasicProvider    ldap
              </IfModule>
            </Macro>

            <Macro Stats %{domain}>
              Alias /awstats /var/lib/goaccess/%{domain}
              <Directory /var/lib/goaccess/%{domain}>
                DirectoryIndex index.html
                AllowOverride None
                Require all granted
              </Directory>
              <Location /awstats>
                Use LDAPConnect
                Require ldap-group cn=%{domain},ou=stats,cn=httpd,ou=services,dc=immae,dc=eu
              </Location>
            </Macro>
          '';
        };
        http2 = {
          modules = [ "http2" ];
          extraConfig = ''
            Protocols h2 http/1.1
          '';
        };
        customLog = {
          modules = [];
          extraConfig = ''
            LogFormat "%v:%p %h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-Agent}i\"" combinedVhost
          '';
        };
      };
    in rec {
      enable = true;
      logPerVirtualHost = true;
      multiProcessingModule = "worker";
      adminAddr = "httpd@immae.eu";
      logFormat = "combinedVhost";
      extraModules = pkgs.lib.lists.unique (
        mypkgs.adminer.apache.modules ++
        mypkgs.nextcloud.apache.modules ++
        mypkgs.connexionswing_dev.apache.modules ++
        mypkgs.connexionswing_prod.apache.modules ++
        mypkgs.ludivinecassal_dev.apache.modules ++
        mypkgs.ludivinecassal_prod.apache.modules ++
        mypkgs.piedsjaloux_dev.apache.modules ++
        mypkgs.piedsjaloux_prod.apache.modules ++
        mypkgs.chloe_dev.apache.modules ++
        mypkgs.chloe_prod.apache.modules ++
        mypkgs.aten_dev.apache.modules ++
        mypkgs.aten_prod.apache.modules ++
        mypkgs.ympd.apache.modules ++
        mypkgs.git.web.apache.modules ++
        mypkgs.mantisbt.apache.modules ++
        mypkgs.ttrss.apache.modules ++
        mypkgs.roundcubemail.apache.modules ++
        pkgs.lib.lists.flatten (pkgs.lib.attrsets.mapAttrsToList (n: v: v.modules) apacheConfig) ++
        [ "macro" ]);
      extraConfig = builtins.concatStringsSep "\n"
        (pkgs.lib.attrsets.mapAttrsToList (n: v: v.extraConfig) apacheConfig);
      virtualHosts = [
        (withConf "eldiron" // {
          hostName = "eldiron.immae.eu";
          documentRoot = ./www;
          extraConfig = ''
            DirectoryIndex index.htm
            '';
        })
        (withConf "eldiron" // {
          hostName = "db-1.immae.eu";
          documentRoot = null;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.adminer.apache.vhostConf
          ];
        })
        (withConf "eldiron" // {
          hostName = "tools.immae.eu";
          documentRoot = null;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.adminer.apache.vhostConf
            mypkgs.ympd.apache.vhostConf
            mypkgs.ttrss.apache.vhostConf
            mypkgs.roundcubemail.apache.vhostConf
          ];
        })
        (withConf "eldiron" // {
          hostName = "dav.immae.eu";
          documentRoot = null;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.infcloud.apache.vhostConf
            mypkgs.davical.apache.vhostConf
          ];
        })
        (withConf "eldiron" // {
          hostName = "connexionswing.immae.eu";
          serverAliases = [ "sandetludo.immae.eu" ];
          documentRoot = mypkgs.connexionswing_dev.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.connexionswing_dev.apache.vhostConf
          ];
        })
        (withConf "connexionswing" // {
          hostName = "connexionswing.com";
          serverAliases = [ "sandetludo.com" "www.connexionswing.com" "www.sandetludo.com" ];
          documentRoot = mypkgs.connexionswing_prod.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.connexionswing_prod.apache.vhostConf
          ];
        })
        (withConf "eldiron" // {
          hostName = "ludivine.immae.eu";
          documentRoot = mypkgs.ludivinecassal_dev.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.ludivinecassal_dev.apache.vhostConf
          ];
        })
        (withConf "ludivinecassal" // {
          hostName = "ludivinecassal.com";
          serverAliases = [ "www.ludivinecassal.com" ];
          documentRoot = mypkgs.ludivinecassal_prod.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.ludivinecassal_prod.apache.vhostConf
          ];
        })
        (withConf "eldiron" // {
          hostName = "piedsjaloux.immae.eu";
          documentRoot = mypkgs.piedsjaloux_dev.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.piedsjaloux_dev.apache.vhostConf
          ];
        })
        (withConf "piedsjaloux" // {
          hostName = "piedsjaloux.fr";
          serverAliases = [ "www.piedsjaloux.fr" ];
          documentRoot = mypkgs.piedsjaloux_prod.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.piedsjaloux_prod.apache.vhostConf
          ];
        })
        (withConf "eldiron" // {
          hostName = "chloe.immae.eu";
          documentRoot = mypkgs.chloe_dev.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.chloe_dev.apache.vhostConf
          ];
        })
        (withConf "chloe" // {
          hostName = "osteopathe-cc.fr";
          serverAliases = [ "www.osteopathe-cc.fr" ];
          documentRoot = mypkgs.chloe_prod.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.chloe_prod.apache.vhostConf
          ];
        })
        (withConf "eldiron" // {
          hostName = "dev.aten.pro";
          documentRoot = mypkgs.aten_dev.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.aten_dev.apache.vhostConf
          ];
        })
        (withConf "aten" // {
          hostName = "aten.pro";
          serverAliases = [ "www.aten.pro" ];
          documentRoot = mypkgs.aten_prod.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.aten_prod.apache.vhostConf
          ];
        })
        (withConf "eldiron" // {
          hostName = "cloud.immae.eu";
          documentRoot = mypkgs.nextcloud.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.nextcloud.apache.vhostConf
          ];
        })
        (withConf "eldiron" // {
          hostName = "git.immae.eu";
          documentRoot = mypkgs.git.web.webRoot;
          extraConfig = builtins.concatStringsSep "\n" [
            mypkgs.git.web.apache.vhostConf
            mypkgs.mantisbt.apache.vhostConf
          ] + ''
            RewriteEngine on
            RewriteCond %{REQUEST_URI}       ^/releases
            RewriteRule /releases(.*)        https://release.immae.eu$1 [P,L]
            '';
        })
        { # Should go last, default fallback
          listen = [ { ip = "*"; port = 80; } ];
          hostName = "redirectSSL";
          serverAliases = [ "*" ];
          enableSSL = false;
          logFormat = "combinedVhost";
          documentRoot = "/var/lib/acme/acme-challenge";
          extraConfig = ''
            RewriteEngine on
            RewriteCond "%{REQUEST_URI}"   "!^/\.well-known"
            RewriteRule ^(.+)              https://%{HTTP_HOST}$1  [R=301]
            # To redirect in specific "VirtualHost *:80", do
            #   RedirectMatch 301 ^/((?!\.well-known.*$).*)$ https://host/$1
            # rather than rewrite
            '';
        }
      ];
    };

    services.cron = {
      enable = true;
      systemCronJobs = let
        stats = domain: conf: let
          d = pkgs.writeScriptBin "stats-${domain}" ''
            #!${pkgs.stdenv.shell}
            set -e
            shopt -s nullglob
            date_regex=$(LC_ALL=C date -d yesterday +'%d\/%b\/%Y')
            TMPFILE=$(mktemp)
            trap "rm -f $TMPFILE" EXIT

            cat /var/log/httpd/access_log-${domain} | sed -n "/\\[$date_regex/ p" > $TMPFILE
            for i in /var/log/httpd/access_log-${domain}*.gz; do
              zcat "$i" | sed -n "/\\[$date_regex/ p" >> $TMPFILE
            done
            goaccess $TMPFILE --no-progress -o /var/lib/goaccess/${domain}/index.html -p ${conf}
            '';
          in "${d}/bin/stats-${domain}";
      # FIXME: running several goaccess simultaneously seems to be
      # bugged?
      in [
        "5 0 * * * root ${stats "aten.pro" ./packages/aten_goaccess.conf}"
        "6 0 * * * root ${stats "ludivinecassal.com" ./packages/ludivinecassal_goaccess.conf}"
        "7 0 * * * root ${stats "piedsjaloux.fr" ./packages/piedsjaloux_goaccess.conf}"
        "8 0 * * * root ${stats "osteopathe-cc.fr" ./packages/chloe_goaccess.conf}"
        "9 0 * * * root ${stats "connexionswing.com" ./packages/connexionswing_goaccess.conf}"
        ];
    };

    systemd.services.tt-rss = {
      description = "Tiny Tiny RSS feeds update daemon";
      serviceConfig = {
        User = "wwwrun";
        ExecStart = "${pkgs.php}/bin/php ${mypkgs.ttrss.webRoot}/update.php --daemon";
        StandardOutput = "syslog";
        StandardError = "syslog";
        PermissionsStartOnly = true;
      };

      wantedBy = [ "multi-user.target" ];
      requires = ["postgresql.service"];
      after = ["network.target" "postgresql.service"];
    };
  };
}