438 lines
16 KiB
Nix
438 lines
16 KiB
Nix
{ config, pkgs, lib, ... }:
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with lib;
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let
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cfg = config.services.dokuwiki;
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eachSite = cfg.sites;
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user = "dokuwiki";
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webserver = config.services.${cfg.webserver};
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stateDir = hostName: "/var/lib/dokuwiki/${hostName}/data";
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dokuwikiAclAuthConfig = hostName: cfg: pkgs.writeText "acl.auth-${hostName}.php" ''
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# acl.auth.php
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# <?php exit()?>
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#
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# Access Control Lists
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#
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${toString cfg.acl}
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'';
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dokuwikiLocalConfig = hostName: cfg: pkgs.writeText "local-${hostName}.php" ''
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<?php
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$conf['savedir'] = '${cfg.stateDir}';
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$conf['superuser'] = '${toString cfg.superUser}';
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$conf['useacl'] = '${toString cfg.aclUse}';
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$conf['disableactions'] = '${cfg.disableActions}';
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${toString cfg.extraConfig}
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'';
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dokuwikiPluginsLocalConfig = hostName: cfg: pkgs.writeText "plugins.local-${hostName}.php" ''
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<?php
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${cfg.pluginsConfig}
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'';
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pkg = hostName: cfg: pkgs.stdenv.mkDerivation rec {
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pname = "dokuwiki-${hostName}";
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version = src.version;
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src = cfg.package;
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installPhase = ''
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mkdir -p $out
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cp -r * $out/
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# symlink the dokuwiki config
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ln -s ${dokuwikiLocalConfig hostName cfg} $out/share/dokuwiki/local.php
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# symlink plugins config
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ln -s ${dokuwikiPluginsLocalConfig hostName cfg} $out/share/dokuwiki/plugins.local.php
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# symlink acl
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ln -s ${dokuwikiAclAuthConfig hostName cfg} $out/share/dokuwiki/acl.auth.php
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# symlink additional plugin(s) and templates(s)
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${concatMapStringsSep "\n" (template: "ln -s ${template} $out/share/dokuwiki/lib/tpl/${template.name}") cfg.templates}
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${concatMapStringsSep "\n" (plugin: "ln -s ${plugin} $out/share/dokuwiki/lib/plugins/${plugin.name}") cfg.plugins}
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'';
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};
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siteOpts = { config, lib, name, ... }:
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{
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options = {
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enable = mkEnableOption "DokuWiki web application.";
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package = mkOption {
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type = types.package;
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default = pkgs.dokuwiki;
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defaultText = literalExpression "pkgs.dokuwiki";
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description = "Which DokuWiki package to use.";
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};
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stateDir = mkOption {
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type = types.path;
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default = "/var/lib/dokuwiki/${name}/data";
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description = "Location of the DokuWiki state directory.";
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};
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acl = mkOption {
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type = types.nullOr types.lines;
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default = null;
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example = "* @ALL 8";
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description = ''
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Access Control Lists: see <link xlink:href="https://www.dokuwiki.org/acl"/>
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Mutually exclusive with services.dokuwiki.aclFile
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Set this to a value other than null to take precedence over aclFile option.
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Warning: Consider using aclFile instead if you do not
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want to store the ACL in the world-readable Nix store.
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'';
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};
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aclFile = mkOption {
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type = with types; nullOr str;
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default = if (config.aclUse && config.acl == null) then "/var/lib/dokuwiki/${name}/acl.auth.php" else null;
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description = ''
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Location of the dokuwiki acl rules. Mutually exclusive with services.dokuwiki.acl
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Mutually exclusive with services.dokuwiki.acl which is preferred.
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Consult documentation <link xlink:href="https://www.dokuwiki.org/acl"/> for further instructions.
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Example: <link xlink:href="https://github.com/splitbrain/dokuwiki/blob/master/conf/acl.auth.php.dist"/>
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'';
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example = "/var/lib/dokuwiki/${name}/acl.auth.php";
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};
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aclUse = mkOption {
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type = types.bool;
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default = true;
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description = ''
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Necessary for users to log in into the system.
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Also limits anonymous users. When disabled,
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everyone is able to create and edit content.
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'';
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};
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pluginsConfig = mkOption {
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type = types.lines;
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default = ''
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$plugins['authad'] = 0;
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$plugins['authldap'] = 0;
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$plugins['authmysql'] = 0;
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$plugins['authpgsql'] = 0;
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'';
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description = ''
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List of the dokuwiki (un)loaded plugins.
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'';
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};
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superUser = mkOption {
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type = types.nullOr types.str;
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default = "@admin";
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description = ''
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You can set either a username, a list of usernames (“admin1,admin2”),
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or the name of a group by prepending an @ char to the groupname
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Consult documentation <link xlink:href="https://www.dokuwiki.org/config:superuser"/> for further instructions.
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'';
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};
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usersFile = mkOption {
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type = with types; nullOr str;
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default = if config.aclUse then "/var/lib/dokuwiki/${name}/users.auth.php" else null;
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description = ''
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Location of the dokuwiki users file. List of users. Format:
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login:passwordhash:Real Name:email:groups,comma,separated
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Create passwordHash easily by using:$ mkpasswd -5 password `pwgen 8 1`
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Example: <link xlink:href="https://github.com/splitbrain/dokuwiki/blob/master/conf/users.auth.php.dist"/>
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'';
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example = "/var/lib/dokuwiki/${name}/users.auth.php";
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};
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disableActions = mkOption {
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type = types.nullOr types.str;
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default = "";
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example = "search,register";
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description = ''
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Disable individual action modes. Refer to
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<link xlink:href="https://www.dokuwiki.org/config:action_modes"/>
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for details on supported values.
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'';
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};
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plugins = mkOption {
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type = types.listOf types.path;
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default = [];
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description = ''
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List of path(s) to respective plugin(s) which are copied from the 'plugin' directory.
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<note><para>These plugins need to be packaged before use, see example.</para></note>
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'';
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example = literalExpression ''
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let
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# Let's package the icalevents plugin
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plugin-icalevents = pkgs.stdenv.mkDerivation {
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name = "icalevents";
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# Download the plugin from the dokuwiki site
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src = pkgs.fetchurl {
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url = "https://github.com/real-or-random/dokuwiki-plugin-icalevents/releases/download/2017-06-16/dokuwiki-plugin-icalevents-2017-06-16.zip";
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sha256 = "e40ed7dd6bbe7fe3363bbbecb4de481d5e42385b5a0f62f6a6ce6bf3a1f9dfa8";
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};
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sourceRoot = ".";
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# We need unzip to build this package
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buildInputs = [ pkgs.unzip ];
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# Installing simply means copying all files to the output directory
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installPhase = "mkdir -p $out; cp -R * $out/";
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};
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# And then pass this theme to the plugin list like this:
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in [ plugin-icalevents ]
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'';
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};
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templates = mkOption {
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type = types.listOf types.path;
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default = [];
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description = ''
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List of path(s) to respective template(s) which are copied from the 'tpl' directory.
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<note><para>These templates need to be packaged before use, see example.</para></note>
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'';
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example = literalExpression ''
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let
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# Let's package the bootstrap3 theme
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template-bootstrap3 = pkgs.stdenv.mkDerivation {
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name = "bootstrap3";
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# Download the theme from the dokuwiki site
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src = pkgs.fetchurl {
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url = "https://github.com/giterlizzi/dokuwiki-template-bootstrap3/archive/v2019-05-22.zip";
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sha256 = "4de5ff31d54dd61bbccaf092c9e74c1af3a4c53e07aa59f60457a8f00cfb23a6";
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};
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# We need unzip to build this package
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buildInputs = [ pkgs.unzip ];
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# Installing simply means copying all files to the output directory
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installPhase = "mkdir -p $out; cp -R * $out/";
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};
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# And then pass this theme to the template list like this:
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in [ template-bootstrap3 ]
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'';
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};
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poolConfig = mkOption {
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type = with types; attrsOf (oneOf [ str int bool ]);
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default = {
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"pm" = "dynamic";
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"pm.max_children" = 32;
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"pm.start_servers" = 2;
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"pm.min_spare_servers" = 2;
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"pm.max_spare_servers" = 4;
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"pm.max_requests" = 500;
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};
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description = ''
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Options for the DokuWiki PHP pool. See the documentation on <literal>php-fpm.conf</literal>
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for details on configuration directives.
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'';
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};
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extraConfig = mkOption {
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type = types.nullOr types.lines;
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default = null;
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example = ''
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$conf['title'] = 'My Wiki';
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$conf['userewrite'] = 1;
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'';
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description = ''
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DokuWiki configuration. Refer to
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<link xlink:href="https://www.dokuwiki.org/config"/>
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for details on supported values.
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'';
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};
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};
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};
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in
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{
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# interface
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options = {
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services.dokuwiki = {
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sites = mkOption {
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type = types.attrsOf (types.submodule siteOpts);
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default = {};
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description = "Specification of one or more DokuWiki sites to serve";
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};
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webserver = mkOption {
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type = types.enum [ "nginx" "caddy" ];
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default = "nginx";
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description = ''
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Whether to use nginx or caddy for virtual host management.
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Further nginx configuration can be done by adapting <literal>services.nginx.virtualHosts.<name></literal>.
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See <xref linkend="opt-services.nginx.virtualHosts"/> for further information.
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Further apache2 configuration can be done by adapting <literal>services.httpd.virtualHosts.<name></literal>.
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See <xref linkend="opt-services.httpd.virtualHosts"/> for further information.
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'';
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};
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};
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};
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# implementation
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config = mkIf (eachSite != {}) (mkMerge [{
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assertions = flatten (mapAttrsToList (hostName: cfg:
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[{
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assertion = cfg.aclUse -> (cfg.acl != null || cfg.aclFile != null);
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message = "Either services.dokuwiki.sites.${hostName}.acl or services.dokuwiki.sites.${hostName}.aclFile is mandatory if aclUse true";
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}
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{
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assertion = cfg.usersFile != null -> cfg.aclUse != false;
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message = "services.dokuwiki.sites.${hostName}.aclUse must must be true if usersFile is not null";
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}
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]) eachSite);
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services.phpfpm.pools = mapAttrs' (hostName: cfg: (
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nameValuePair "dokuwiki-${hostName}" {
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inherit user;
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group = webserver.group;
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phpPackage = pkgs.php81;
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phpEnv = {
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DOKUWIKI_LOCAL_CONFIG = "${dokuwikiLocalConfig hostName cfg}";
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DOKUWIKI_PLUGINS_LOCAL_CONFIG = "${dokuwikiPluginsLocalConfig hostName cfg}";
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} // optionalAttrs (cfg.usersFile != null) {
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DOKUWIKI_USERS_AUTH_CONFIG = "${cfg.usersFile}";
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} //optionalAttrs (cfg.aclUse) {
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DOKUWIKI_ACL_AUTH_CONFIG = if (cfg.acl != null) then "${dokuwikiAclAuthConfig hostName cfg}" else "${toString cfg.aclFile}";
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};
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settings = {
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"listen.owner" = webserver.user;
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"listen.group" = webserver.group;
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} // cfg.poolConfig;
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}
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)) eachSite;
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}
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{
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systemd.tmpfiles.rules = flatten (mapAttrsToList (hostName: cfg: [
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"d ${stateDir hostName}/attic 0750 ${user} ${webserver.group} - -"
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"d ${stateDir hostName}/cache 0750 ${user} ${webserver.group} - -"
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"d ${stateDir hostName}/index 0750 ${user} ${webserver.group} - -"
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"d ${stateDir hostName}/locks 0750 ${user} ${webserver.group} - -"
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"d ${stateDir hostName}/media 0750 ${user} ${webserver.group} - -"
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"d ${stateDir hostName}/media_attic 0750 ${user} ${webserver.group} - -"
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"d ${stateDir hostName}/media_meta 0750 ${user} ${webserver.group} - -"
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"d ${stateDir hostName}/meta 0750 ${user} ${webserver.group} - -"
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"d ${stateDir hostName}/pages 0750 ${user} ${webserver.group} - -"
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"d ${stateDir hostName}/tmp 0750 ${user} ${webserver.group} - -"
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] ++ lib.optional (cfg.aclFile != null) "C ${cfg.aclFile} 0640 ${user} ${webserver.group} - ${pkg hostName cfg}/share/dokuwiki/conf/acl.auth.php.dist"
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++ lib.optional (cfg.usersFile != null) "C ${cfg.usersFile} 0640 ${user} ${webserver.group} - ${pkg hostName cfg}/share/dokuwiki/conf/users.auth.php.dist"
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) eachSite);
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users.users.${user} = {
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group = webserver.group;
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isSystemUser = true;
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};
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}
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(mkIf (cfg.webserver == "nginx") {
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services.nginx = {
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enable = true;
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virtualHosts = mapAttrs (hostName: cfg: {
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serverName = mkDefault hostName;
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root = "${pkg hostName cfg}/share/dokuwiki";
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locations = {
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"~ /(conf/|bin/|inc/|install.php)" = {
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extraConfig = "deny all;";
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};
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"~ ^/data/" = {
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root = "${stateDir hostName}";
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extraConfig = "internal;";
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};
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"~ ^/lib.*\.(js|css|gif|png|ico|jpg|jpeg)$" = {
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extraConfig = "expires 365d;";
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};
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"/" = {
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priority = 1;
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index = "doku.php";
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extraConfig = ''try_files $uri $uri/ @dokuwiki;'';
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};
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"@dokuwiki" = {
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extraConfig = ''
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# rewrites "doku.php/" out of the URLs if you set the userwrite setting to .htaccess in dokuwiki config page
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rewrite ^/_media/(.*) /lib/exe/fetch.php?media=$1 last;
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rewrite ^/_detail/(.*) /lib/exe/detail.php?media=$1 last;
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rewrite ^/_export/([^/]+)/(.*) /doku.php?do=export_$1&id=$2 last;
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rewrite ^/(.*) /doku.php?id=$1&$args last;
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'';
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};
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"~ \\.php$" = {
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extraConfig = ''
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try_files $uri $uri/ /doku.php;
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include ${config.services.nginx.package}/conf/fastcgi_params;
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fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
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fastcgi_param REDIRECT_STATUS 200;
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fastcgi_pass unix:${config.services.phpfpm.pools."dokuwiki-${hostName}".socket};
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'';
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};
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};
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}) eachSite;
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};
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})
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(mkIf (cfg.webserver == "caddy") {
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services.caddy = {
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enable = true;
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virtualHosts = mapAttrs' (hostName: cfg: (
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nameValuePair "http://${hostName}" {
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extraConfig = ''
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root * ${pkg hostName cfg}/share/dokuwiki
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file_server
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encode zstd gzip
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php_fastcgi unix/${config.services.phpfpm.pools."dokuwiki-${hostName}".socket}
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@restrict_files {
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path /data/* /conf/* /bin/* /inc/* /vendor/* /install.php
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}
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respond @restrict_files 404
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@allow_media {
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path_regexp path ^/_media/(.*)$
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}
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rewrite @allow_media /lib/exe/fetch.php?media=/{http.regexp.path.1}
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@allow_detail {
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path /_detail*
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}
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rewrite @allow_detail /lib/exe/detail.php?media={path}
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@allow_export {
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path /_export*
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path_regexp export /([^/]+)/(.*)
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}
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rewrite @allow_export /doku.php?do=export_{http.regexp.export.1}&id={http.regexp.export.2}
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try_files {path} {path}/ /doku.php?id={path}&{query}
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'';
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}
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)) eachSite;
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};
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})
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]);
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meta.maintainers = with maintainers; [
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_1000101
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onny
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dandellion
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];
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}
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