nixos-config/modules/later/nextcloud.nix
2020-03-06 15:28:19 +08:00

624 lines
22 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.later.services.nextcloud;
fpm = config.services.phpfpm.pools.nextcloud;
phpPackage = pkgs.php73;
phpPackages = pkgs.php73Packages;
toKeyValue = generators.toKeyValue {
mkKeyValue = generators.mkKeyValueDefault { } " = ";
};
phpOptionsExtensions = ''
${optionalString cfg.caching.apcu
"extension=${phpPackages.apcu}/lib/php/extensions/apcu.so"}
${optionalString cfg.caching.redis
"extension=${phpPackages.redis}/lib/php/extensions/redis.so"}
${optionalString cfg.caching.memcached
"extension=${phpPackages.memcached}/lib/php/extensions/memcached.so"}
extension=${phpPackages.imagick}/lib/php/extensions/imagick.so
zend_extension = opcache.so
opcache.enable = 1
'';
phpOptions = {
upload_max_filesize = cfg.maxUploadSize;
post_max_size = cfg.maxUploadSize;
memory_limit = cfg.maxUploadSize;
} // cfg.phpOptions;
phpOptionsStr = phpOptionsExtensions + (toKeyValue phpOptions);
occ = pkgs.writeScriptBin "nextcloud-occ" ''
#! ${pkgs.stdenv.shell}
cd ${pkgs.nextcloud}
sudo=exec
if [[ "$USER" != nextcloud ]]; then
sudo='exec /run/wrappers/bin/sudo -u nextcloud --preserve-env=NEXTCLOUD_CONFIG_DIR'
fi
export NEXTCLOUD_CONFIG_DIR="${cfg.home}/config"
$sudo \
${phpPackage}/bin/php \
-c ${pkgs.writeText "php.ini" phpOptionsStr}\
occ $*
'';
in {
options.later.services.nextcloud = {
enable = mkEnableOption "nextcloud";
hostName = mkOption {
type = types.str;
description = "FQDN for the nextcloud instance.";
};
home = mkOption {
type = types.str;
default = "/var/lib/nextcloud";
description = "Storage path of nextcloud.";
};
logLevel = mkOption {
type = types.ints.between 0 4;
default = 2;
description = "Log level value between 0 (DEBUG) and 4 (FATAL).";
};
https = mkOption {
type = types.bool;
default = false;
description = "Use https for generated links.";
};
maxUploadSize = mkOption {
default = "512M";
type = types.str;
description = ''
Defines the upload limit for files. This changes the relevant options
in php.ini and nginx if enabled.
'';
};
skeletonDirectory = mkOption {
default = "";
type = types.str;
description = ''
The directory where the skeleton files are located. These files will be
copied to the data directory of new users. Leave empty to not copy any
skeleton files.
'';
};
nginx.enable = mkOption {
type = types.bool;
default = false;
description = ''
Whether to enable nginx virtual host management.
Further nginx configuration can be done by adapting <literal>services.nginx.virtualHosts.&lt;name&gt;</literal>.
See <xref linkend="opt-services.nginx.virtualHosts"/> for further information.
'';
};
webfinger = mkOption {
type = types.bool;
default = false;
description = ''
Enable this option if you plan on using the webfinger plugin.
The appropriate nginx rewrite rules will be added to your configuration.
'';
};
phpOptions = mkOption {
type = types.attrsOf types.str;
default = {
short_open_tag = "Off";
expose_php = "Off";
error_reporting = "E_ALL & ~E_DEPRECATED & ~E_STRICT";
display_errors = "stderr";
"opcache.enable_cli" = "1";
"opcache.interned_strings_buffer" = "8";
"opcache.max_accelerated_files" = "10000";
"opcache.memory_consumption" = "128";
"opcache.revalidate_freq" = "1";
"opcache.fast_shutdown" = "1";
"openssl.cafile" = "/etc/ssl/certs/ca-certificates.crt";
catch_workers_output = "yes";
};
description = ''
Options for PHP's php.ini file for nextcloud.
'';
};
poolSettings = mkOption {
type = with types; attrsOf (oneOf [ str int bool ]);
default = {
"pm" = "dynamic";
"pm.max_children" = "32";
"pm.start_servers" = "2";
"pm.min_spare_servers" = "2";
"pm.max_spare_servers" = "4";
"pm.max_requests" = "500";
};
description = ''
Options for nextcloud's PHP pool. See the documentation on <literal>php-fpm.conf</literal> for details on configuration directives.
'';
};
poolConfig = mkOption {
type = types.nullOr types.lines;
default = null;
description = ''
Options for nextcloud's PHP pool. See the documentation on <literal>php-fpm.conf</literal> for details on configuration directives.
'';
};
config = {
dbtype = mkOption {
type = types.enum [ "sqlite" "pgsql" "mysql" ];
default = "sqlite";
description = "Database type.";
};
dbname = mkOption {
type = types.nullOr types.str;
default = "nextcloud";
description = "Database name.";
};
dbuser = mkOption {
type = types.nullOr types.str;
default = "nextcloud";
description = "Database user.";
};
dbpass = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
Database password. Use <literal>dbpassFile</literal> to avoid this
being world-readable in the <literal>/nix/store</literal>.
'';
};
dbpassFile = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
The full path to a file that contains the database password.
'';
};
dbhost = mkOption {
type = types.nullOr types.str;
default = "localhost";
description = ''
Database host.
Note: for using Unix authentication with PostgreSQL, this should be
set to <literal>/run/postgresql</literal>.
'';
};
dbport = mkOption {
type = with types; nullOr (either int str);
default = null;
description = "Database port.";
};
dbtableprefix = mkOption {
type = types.nullOr types.str;
default = null;
description = "Table prefix in Nextcloud database.";
};
adminuser = mkOption {
type = types.str;
default = "root";
description = "Admin username.";
};
adminpass = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
Admin password. Use <literal>adminpassFile</literal> to avoid this
being world-readable in the <literal>/nix/store</literal>.
'';
};
adminpassFile = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
The full path to a file that contains the admin's password.
'';
};
extraTrustedDomains = mkOption {
type = types.listOf types.str;
default = [ ];
description = ''
Trusted domains, from which the nextcloud installation will be
acessible. You don't need to add
<literal>services.nextcloud.hostname</literal> here.
'';
};
trustedProxies = mkOption {
type = types.listOf types.str;
default = [ ];
description = ''
Trusted proxies, to provide if the nextcloud installation is being
proxied to secure against e.g. spoofing.
'';
};
overwriteProtocol = mkOption {
type = types.nullOr (types.enum [ "http" "https" ]);
default = null;
example = "https";
description = ''
Force Nextcloud to always use HTTPS i.e. for link generation. Nextcloud
uses the currently used protocol by default, but when behind a reverse-proxy,
it may use <literal>http</literal> for everything although Nextcloud
may be served via HTTPS.
'';
};
};
caching = {
apcu = mkOption {
type = types.bool;
default = true;
description = ''
Whether to load the APCu module into PHP.
'';
};
redis = mkOption {
type = types.bool;
default = false;
description = ''
Whether to load the Redis module into PHP.
You still need to enable Redis in your config.php.
See https://docs.nextcloud.com/server/14/admin_manual/configuration_server/caching_configuration.html
'';
};
memcached = mkOption {
type = types.bool;
default = false;
description = ''
Whether to load the Memcached module into PHP.
You still need to enable Memcached in your config.php.
See https://docs.nextcloud.com/server/14/admin_manual/configuration_server/caching_configuration.html
'';
};
};
autoUpdateApps = {
enable = mkOption {
type = types.bool;
default = false;
description = ''
Run regular auto update of all apps installed from the nextcloud app store.
'';
};
startAt = mkOption {
type = with types; either str (listOf str);
default = "05:00:00";
example = "Sun 14:00:00";
description = ''
When to run the update. See `systemd.services.&lt;name&gt;.startAt`.
'';
};
};
};
config = mkIf cfg.enable (mkMerge [
{
assertions = let acfg = cfg.config;
in [
{
assertion = !(acfg.dbpass != null && acfg.dbpassFile != null);
message = "Please specify no more than one of dbpass or dbpassFile";
}
{
assertion = ((acfg.adminpass != null || acfg.adminpassFile != null)
&& !(acfg.adminpass != null && acfg.adminpassFile != null));
message = "Please specify exactly one of adminpass or adminpassFile";
}
];
warnings = optional (cfg.poolConfig != null) ''
Using config.services.nextcloud.poolConfig is deprecated and will become unsupported in a future release.
Please migrate your configuration to config.services.nextcloud.poolSettings.
'';
}
{
systemd.timers.nextcloud-cron = {
wantedBy = [ "timers.target" ];
timerConfig.OnBootSec = "5m";
timerConfig.OnUnitActiveSec = "15m";
timerConfig.Unit = "nextcloud-cron.service";
};
systemd.services = {
nextcloud-setup = let
c = cfg.config;
writePhpArrary = a:
"[${concatMapStringsSep "," (val: ''"${toString val}"'') a}]";
overrideConfig = pkgs.writeText "nextcloud-config.php" ''
<?php
${optionalString (c.dbpassFile != null) ''
function nix_read_pwd() {
$file = "${c.dbpassFile}";
if (!file_exists($file)) {
throw new \RuntimeException(sprintf(
"Cannot start Nextcloud, dbpass file %s set by NixOS doesn't exist!",
$file
));
}
return trim(file_get_contents($file));
}
''}
$CONFIG = [
'apps_paths' => [
[ 'path' => '${cfg.home}/apps', 'url' => '/apps', 'writable' => false ],
[ 'path' => '${cfg.home}/store-apps', 'url' => '/store-apps', 'writable' => true ],
],
'datadirectory' => '${cfg.home}/data',
'skeletondirectory' => '${cfg.skeletonDirectory}',
${
optionalString cfg.caching.apcu
"'memcache.local' => '\\OC\\Memcache\\APCu',"
}
'log_type' => 'syslog',
'log_level' => '${builtins.toString cfg.logLevel}',
${
optionalString (c.overwriteProtocol != null)
"'overwriteprotocol' => '${c.overwriteProtocol}',"
}
${optionalString (c.dbname != null) "'dbname' => '${c.dbname}',"}
${optionalString (c.dbhost != null) "'dbhost' => '${c.dbhost}',"}
${
optionalString (c.dbport != null)
"'dbport' => '${toString c.dbport}',"
}
${optionalString (c.dbuser != null) "'dbuser' => '${c.dbuser}',"}
${
optionalString (c.dbtableprefix != null)
"'dbtableprefix' => '${toString c.dbtableprefix}',"
}
${
optionalString (c.dbpass != null)
"'dbpassword' => '${c.dbpass}',"
}
${
optionalString (c.dbpassFile != null)
"'dbpassword' => nix_read_pwd(),"
}
'dbtype' => '${c.dbtype}',
'trusted_domains' => ${
writePhpArrary ([ cfg.hostName ] ++ c.extraTrustedDomains)
},
'trusted_proxies' => ${writePhpArrary (c.trustedProxies)},
];
'';
occInstallCmd = let
dbpass = if c.dbpassFile != null then
''"$(<"${toString c.dbpassFile}")"''
else if c.dbpass != null then
''"${toString c.dbpass}"''
else
null;
adminpass = if c.adminpassFile != null then
''"$(<"${toString c.adminpassFile}")"''
else
''"${toString c.adminpass}"'';
installFlags = concatStringsSep " \\\n "
(mapAttrsToList (k: v: "${k} ${toString v}") {
"--database" = ''"${c.dbtype}"'';
# The following attributes are optional depending on the type of
# database. Those that evaluate to null on the left hand side
# will be omitted.
${if c.dbname != null then "--database-name" else null} =
''"${c.dbname}"'';
${if c.dbhost != null then "--database-host" else null} =
''"${c.dbhost}"'';
${if c.dbport != null then "--database-port" else null} =
''"${toString c.dbport}"'';
${if c.dbuser != null then "--database-user" else null} =
''"${c.dbuser}"'';
${
if (any (x: x != null) [ c.dbpass c.dbpassFile ]) then
"--database-pass"
else
null
} = dbpass;
${
if c.dbtableprefix != null then
"--database-table-prefix"
else
null
} = ''"${toString c.dbtableprefix}"'';
"--admin-user" = ''"${c.adminuser}"'';
"--admin-pass" = adminpass;
"--data-dir" = ''"${cfg.home}/data"'';
});
in ''
${occ}/bin/nextcloud-occ maintenance:install \
${installFlags}
'';
occSetTrustedDomainsCmd = concatStringsSep "\n" (imap0 (i: v: ''
${occ}/bin/nextcloud-occ config:system:set trusted_domains \
${toString i} --value="${toString v}"
'') ([ cfg.hostName ] ++ cfg.config.extraTrustedDomains));
in {
wantedBy = [ "multi-user.target" ];
before = [ "phpfpm-nextcloud.service" ];
path = [ occ ];
script = ''
chmod og+x ${cfg.home}
ln -sf ${pkgs.nextcloud}/apps ${cfg.home}/
mkdir -p ${cfg.home}/config ${cfg.home}/data ${cfg.home}/store-apps
ln -sf ${overrideConfig} ${cfg.home}/config/override.config.php
chown -R nextcloud:nginx ${cfg.home}/config ${cfg.home}/data ${cfg.home}/store-apps
# Do not install if already installed
if [[ ! -e ${cfg.home}/config/config.php ]]; then
${occInstallCmd}
fi
${occ}/bin/nextcloud-occ upgrade
${occ}/bin/nextcloud-occ config:system:delete trusted_domains
${occSetTrustedDomainsCmd}
'';
serviceConfig.Type = "oneshot";
};
nextcloud-cron = {
environment.NEXTCLOUD_CONFIG_DIR = "${cfg.home}/config";
serviceConfig.Type = "oneshot";
serviceConfig.User = "nextcloud";
serviceConfig.ExecStart =
"${phpPackage}/bin/php -f ${pkgs.nextcloud}/cron.php";
};
nextcloud-update-plugins = mkIf cfg.autoUpdateApps.enable {
serviceConfig.Type = "oneshot";
serviceConfig.ExecStart = "${occ}/bin/nextcloud-occ app:update --all";
serviceConfig.User = "nextcloud";
startAt = cfg.autoUpdateApps.startAt;
};
};
services.phpfpm = {
pools.nextcloud = {
user = "nextcloud";
group = "nginx";
phpOptions = phpOptionsStr;
phpPackage = phpPackage;
phpEnv = {
NEXTCLOUD_CONFIG_DIR = "${cfg.home}/config";
PATH =
"/run/wrappers/bin:/nix/var/nix/profiles/default/bin:/run/current-system/sw/bin:/usr/bin:/bin";
};
settings = mapAttrs (name: mkDefault) {
"listen.owner" = "nginx";
"listen.group" = "nginx";
} // cfg.poolSettings;
extraConfig = cfg.poolConfig;
};
};
users.extraUsers.nextcloud = {
home = "${cfg.home}";
group = "nginx";
createHome = true;
};
environment.systemPackages = [ occ ];
}
(mkIf cfg.nginx.enable {
services.nginx = {
enable = true;
virtualHosts = {
${cfg.hostName} = {
root = pkgs.nextcloud;
locations = {
"= /robots.txt" = {
priority = 100;
extraConfig = ''
allow all;
log_not_found off;
access_log off;
'';
};
"/" = {
priority = 200;
extraConfig = "rewrite ^ /index.php;";
};
"~ ^/store-apps" = {
priority = 201;
extraConfig = "root ${cfg.home};";
};
"= /.well-known/carddav" = {
priority = 210;
extraConfig = "return 301 $scheme://$host/remote.php/dav;";
};
"= /.well-known/caldav" = {
priority = 210;
extraConfig = "return 301 $scheme://$host/remote.php/dav;";
};
"~ ^\\/(?:build|tests|config|lib|3rdparty|templates|data)\\/" = {
priority = 300;
extraConfig = "deny all;";
};
"~ ^\\/(?:\\.|autotest|occ|issue|indie|db_|console)" = {
priority = 300;
extraConfig = "deny all;";
};
"~ ^\\/(?:index|remote|public|cron|core/ajax\\/update|status|ocs\\/v[12]|updater\\/.+|ocs-provider\\/.+|ocm-provider\\/.+)\\.php(?:$|\\/)" =
{
priority = 500;
extraConfig = ''
include ${config.services.nginx.package}/conf/fastcgi.conf;
fastcgi_split_path_info ^(.+\.php)(\\/.*)$;
try_files $fastcgi_script_name =404;
fastcgi_param PATH_INFO $fastcgi_path_info;
fastcgi_param HTTPS ${if cfg.https then "on" else "off"};
fastcgi_param modHeadersAvailable true;
fastcgi_param front_controller_active true;
fastcgi_pass unix:${fpm.socket};
fastcgi_intercept_errors on;
fastcgi_request_buffering off;
fastcgi_read_timeout 120s;
'';
};
"~ ^\\/(?:updater|ocs-provider|ocm-provider)(?:$|\\/)".extraConfig =
''
try_files $uri/ =404;
index index.php;
'';
"~ \\.(?:css|js|woff2?|svg|gif)$".extraConfig = ''
try_files $uri /index.php$request_uri;
add_header Cache-Control "public, max-age=15778463";
add_header X-Content-Type-Options nosniff;
add_header X-XSS-Protection "1; mode=block";
add_header X-Robots-Tag none;
add_header X-Download-Options noopen;
add_header X-Permitted-Cross-Domain-Policies none;
add_header X-Frame-Options sameorigin;
add_header Referrer-Policy no-referrer;
access_log off;
'';
"~ \\.(?:png|html|ttf|ico|jpg|jpeg)$".extraConfig = ''
try_files $uri /index.php$request_uri;
access_log off;
'';
};
extraConfig = ''
add_header X-Content-Type-Options nosniff;
add_header X-XSS-Protection "1; mode=block";
add_header X-Robots-Tag none;
add_header X-Download-Options noopen;
add_header X-Permitted-Cross-Domain-Policies none;
add_header X-Frame-Options sameorigin;
add_header Referrer-Policy no-referrer;
add_header Strict-Transport-Security "max-age=15552000; includeSubDomains" always;
error_page 403 /core/templates/403.php;
error_page 404 /core/templates/404.php;
client_max_body_size ${cfg.maxUploadSize};
fastcgi_buffers 64 4K;
fastcgi_hide_header X-Powered-By;
gzip on;
gzip_vary on;
gzip_comp_level 4;
gzip_min_length 256;
gzip_proxied expired no-cache no-store private no_last_modified no_etag auth;
gzip_types application/atom+xml application/javascript application/json application/ld+json application/manifest+json application/rss+xml application/vnd.geo+json application/vnd.ms-fontobject application/x-font-ttf application/x-web-app-manifest+json application/xhtml+xml application/xml font/opentype image/bmp image/svg+xml image/x-icon text/cache-manifest text/css text/plain text/vcard text/vnd.rim.location.xloc text/vtt text/x-component text/x-cross-domain-policy;
${optionalString cfg.webfinger ''
rewrite ^/.well-known/host-meta /public.php?service=host-meta last;
rewrite ^/.well-known/host-meta.json /public.php?service=host-meta-json last;
''}
'';
};
};
};
})
]);
# meta.doc = ./nextcloud.xml;
}