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gwg313 2026-04-15 18:26:05 -04:00
commit ebc1be5217
Signed by: gwg313
GPG key ID: 60FF63B4826B7400
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68
modules/features/security/systemd/security-systemd-nix-daemon.nix Normal file
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{ ... }:
{
config.dendritic.features.security-systemd-nix-daemon = {
nixosModules = [
(
{ ... }:
{
systemd.services.nix-daemon.serviceConfig = {
NoNewPrivileges = true;
ProtectControlGroups = true;
ProtectKernelModules = true;
PrivateMounts = true;
PrivateTmp = true;
PrivateDevices = true;
RestrictSUIDSGID = true;
RestrictRealtime = true;
RestrictNamespaces = [ "~cgroup" ];
RestrictAddressFamilies = [
"AF_UNIX"
"AF_NETLINK"
"AF_INET6"
"AF_INET"
];
CapabilityBoundingSet = [
"~CAP_SYS_CHROOT"
"~CAP_BPF"
"~CAP_AUDIT_WRITE"
"~CAP_AUDIT_CONTROL"
"~CAP_AUDIT_READ"
"~CAP_SYS_PTRACE"
"~CAP_SYS_NICE"
"~CAP_SYS_RESOURCE"
"~CAP_SYS_RAWIO"
"~CAP_SYS_TIME"
"~CAP_SYS_PACCT"
"~CAP_LINUX_IMMUTABLE"
"~CAP_IPC_LOCK"
"~CAP_WAKE_ALARM"
"~CAP_SYS_TTY_CONFIG"
"~CAP_SYS_BOOT"
"~CAP_LEASE"
"~CAP_BLOCK_SUSPEND"
"~CAP_MAC_ADMIN"
"~CAP_MAC_OVERRIDE"
];
SystemCallErrorNumber = "EPERM";
SystemCallArchitectures = "native";
SystemCallFilter = [
"~@resources"
"~@module"
"~@obsolete"
"~@debug"
"~@reboot"
"~@swap"
"~@cpu-emulation"
"~@clock"
"~@raw-io"
];
LockPersonality = true;
MemoryDenyWriteExecute = true;
DevicePolicy = "closed";
UMask = 0077;
};
}
)
];
};
}