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|
{
config,
lib,
pkgs,
...
}:
let
cfg = config.services.calibre-web;
dataDir = if lib.hasPrefix "/" cfg.dataDir then cfg.dataDir else "/var/lib/${cfg.dataDir}";
inherit (lib)
concatStringsSep
mkEnableOption
mkIf
mkOption
optional
optionals
optionalString
types
;
in
{
options = {
services.calibre-web = {
enable = mkEnableOption "Calibre-Web";
package = lib.mkPackageOption pkgs "calibre-web" { };
calibrePackage = lib.mkPackageOption pkgs "calibre" { };
listen = {
ip = mkOption {
type = types.str;
default = "::1";
description = ''
IP address that Calibre-Web should listen on.
'';
};
port = mkOption {
type = types.port;
default = 8083;
description = ''
Listen port for Calibre-Web.
'';
};
};
dataDir = mkOption {
type = types.str;
default = "calibre-web";
description = ''
Where Calibre-Web stores its data.
Either an absolute path, or the directory name below {file}`/var/lib`.
'';
};
user = mkOption {
type = types.str;
default = "calibre-web";
description = "User account under which Calibre-Web runs.";
};
group = mkOption {
type = types.str;
default = "calibre-web";
description = "Group account under which Calibre-Web runs.";
};
openFirewall = mkOption {
type = types.bool;
default = false;
description = ''
Open ports in the firewall for the server.
'';
};
options = {
calibreLibrary = mkOption {
type = types.nullOr types.path;
default = null;
description = ''
Path to Calibre library.
'';
};
calibreSplitBookDirectory = mkOption {
type = types.nullOr types.path;
default = null;
description = ''
Path to directory to store ebook files.
'';
};
enableBookConversion = mkOption {
type = types.bool;
default = false;
description = ''
Configure path to the Calibre's ebook-convert in the DB.
'';
};
enableKepubify = mkEnableOption "kepub conversion support";
enableBookUploading = mkOption {
type = types.bool;
default = false;
description = ''
Allow books to be uploaded via Calibre-Web UI.
'';
};
reverseProxyAuth = {
enable = mkOption {
type = types.bool;
default = false;
description = ''
Enable authorization using auth proxy.
'';
};
header = mkOption {
type = types.str;
default = "";
description = ''
Auth proxy header name.
'';
};
};
};
};
};
config = mkIf cfg.enable {
systemd.tmpfiles.settings = lib.optionalAttrs (lib.hasPrefix "/" cfg.dataDir) {
"10-calibre-web".${dataDir}.d = {
inherit (cfg) user group;
mode = "0700";
};
};
systemd.services.calibre-web =
let
appDb = "${dataDir}/app.db";
gdriveDb = "${dataDir}/gdrive.db";
calibreWebCmd = "${cfg.package}/bin/calibre-web -p ${appDb} -g ${gdriveDb}";
settings = concatStringsSep ", " (
[
"config_port = ${toString cfg.listen.port}"
"config_uploading = ${if cfg.options.enableBookUploading then "1" else "0"}"
"config_allow_reverse_proxy_header_login = ${
if cfg.options.reverseProxyAuth.enable then "1" else "0"
}"
"config_reverse_proxy_login_header_name = '${cfg.options.reverseProxyAuth.header}'"
]
++ optional (
cfg.options.calibreLibrary != null
) "config_calibre_dir = '${cfg.options.calibreLibrary}'"
++ optionals (cfg.options.calibreSplitBookDirectory != null) [
"config_calibre_split = true"
"config_calibre_split_dir = '${cfg.options.calibreSplitBookDirectory}'"
]
++ optionals cfg.options.enableBookConversion [
"config_converterpath = '${cfg.calibrePackage}/bin/ebook-convert'"
"config_binariesdir = '${cfg.calibrePackage}/bin/'"
]
++ optional cfg.options.enableKepubify "config_kepubifypath = '${pkgs.kepubify}/bin/kepubify'"
);
in
{
description = "Web app for browsing, reading and downloading eBooks stored in a Calibre database";
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
# fix book cover cache directory defaults to a path under /nix/store/
environment.CACHE_DIR = "/var/cache/calibre-web";
serviceConfig = {
Type = "simple";
User = cfg.user;
Group = cfg.group;
ExecStartPre = pkgs.writeShellScript "calibre-web-pre-start" (
''
__RUN_MIGRATIONS_AND_EXIT=1 ${calibreWebCmd}
${pkgs.sqlite}/bin/sqlite3 ${appDb} "update settings set ${settings}"
''
+ optionalString (cfg.options.calibreLibrary != null) ''
test -f "${cfg.options.calibreLibrary}/metadata.db" || { echo "Invalid Calibre library"; exit 1; }
''
+ optionalString (cfg.options.calibreSplitBookDirectory != null) ''
test -d "${cfg.options.calibreSplitBookDirectory}" || { echo "Invalid Calibre split book directory"; exit 1; }
''
);
ExecStart = "${calibreWebCmd} -i ${cfg.listen.ip}";
Restart = "on-failure";
CacheDirectory = "calibre-web";
CacheDirectoryMode = "0750";
NoNewPrivileges = true;
ProtectSystem = "strict";
ReadWritePaths =
lib.optional (lib.hasPrefix "/" cfg.dataDir) cfg.dataDir
++ lib.optional (cfg.options.calibreLibrary != null) cfg.options.calibreLibrary
++ lib.optional (
cfg.options.calibreSplitBookDirectory != null
) cfg.options.calibreSplitBookDirectory;
PrivateTmp = true;
PrivateDevices = true;
PrivateIPC = true;
ProtectHostname = true;
ProtectClock = true;
ProtectKernelTunables = true;
ProtectKernelLogs = true;
ProtectControlGroups = true;
LockPersonality = true;
MemoryDenyWriteExecute = true;
RestrictSUIDSGID = true;
ProtectHome = true;
ProtectProc = "invisible";
ProcSubset = "pid";
RestrictRealtime = true;
SystemCallArchitectures = "native";
RestrictNamespaces = true;
RemoveIPC = true;
CapabilityBoundingSet = "";
AmbientCapabilities = "";
ProtectKernelModules = true;
RestrictAddressFamilies = [
"AF_INET"
"AF_INET6"
"AF_UNIX"
"AF_NETLINK"
];
SystemCallFilter = [
"~@obsolete"
"~@privileged"
"~@raw-io"
"~@resources"
"~@mount"
"~@debug"
"~@cpu-emulation"
];
}
// lib.optionalAttrs (!(lib.hasPrefix "/" cfg.dataDir)) {
StateDirectory = cfg.dataDir;
};
};
networking.firewall = mkIf cfg.openFirewall {
allowedTCPPorts = [ cfg.listen.port ];
};
users.users = mkIf (cfg.user == "calibre-web") {
calibre-web = {
isSystemUser = true;
group = cfg.group;
};
};
users.groups = mkIf (cfg.group == "calibre-web") {
calibre-web = { };
};
};
meta.maintainers = [ ];
}
|
