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services/wezterm-mux-server: hardcode user and group

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With DynamicUser directive, it should be easy to make this usable.
This commit is contained in:
Gabriel Arazas 2023-10-06 13:48:12 +08:00
parent 86d8878fab
commit 069723d38a
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1 changed files with 5 additions and 39 deletions
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44
modules/nixos/services/wezterm-mux-server.nix
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@ -2,8 +2,6 @@
let let
cfg = config.services.wezterm-mux-server; cfg = config.services.wezterm-mux-server;
defaultUser = "wezterm";
in in
{ {
options.services.wezterm-mux-server = { options.services.wezterm-mux-server = {
@ -28,43 +26,10 @@ in
defaultText = "null"; defaultText = "null";
example = lib.literalExpression "./wezterm-mux-server.lua"; example = lib.literalExpression "./wezterm-mux-server.lua";
}; };
user = lib.mkOption {
type = lib.types.str;
default = defaultUser;
defaultText = defaultUser;
description = ''
User account of the Wezterm mux server. It is recommended to change
this with a dedicated user account intended to be accessed through SSH.
'';
};
group = lib.mkOption {
type = lib.types.str;
default = defaultUser;
defaultText = defaultUser;
description = ''
The group which the Wezterm mux server runs under. It is recommended to
change this with a dedicated user group intended to be accessed through
SSH.
'';
};
}; };
config = lib.mkIf cfg.enable { config = lib.mkIf cfg.enable {
users.users = lib.mkIf (cfg.user == defaultUser) { environment.systemPackages = [ cfg.package ];
"${defaultUser}" = {
description = "Wezterm mux service";
home = "/home/wezterm";
useDefaultShell = true;
group = cfg.group;
isSystemUser = true;
};
};
users.groups = lib.mkIf (cfg.group == defaultUser) {
"${defaultUser}" = { };
};
systemd.services.wezterm-mux-server = { systemd.services.wezterm-mux-server = {
description = "Wezterm mux server"; description = "Wezterm mux server";
@ -74,8 +39,9 @@ in
# Give it some tough love. # Give it some tough love.
serviceConfig = { serviceConfig = {
User = cfg.user; User = "wezterm";
Group = cfg.group; Group = "wezterm";
DynamicUser = true;
LockPersonality = true; LockPersonality = true;
NoNewPrivileges = true; NoNewPrivileges = true;
@ -95,7 +61,7 @@ in
StateDirectory = "wezterm"; StateDirectory = "wezterm";
# Restricting what capabilities this service has. # Restricting what capabilities this service has.
CapabilityBoundingSet = [ "" ]; CapabilityBoundingSet = [ "CAP_NET_BIND_SERVICE" ];
AmbientCapabilities = [ "CAP_NET_BIND_SERVICE" ]; AmbientCapabilities = [ "CAP_NET_BIND_SERVICE" ];
# Restrict what address families this service can interact with. # Restrict what address families this service can interact with.