68 lines
1.9 KiB
Nix
68 lines
1.9 KiB
Nix
{ ... }:
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{
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config.dendritic.features.security-systemd-nix-daemon = {
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nixosModules = [
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(
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{ ... }:
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{
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systemd.services.nix-daemon.serviceConfig = {
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NoNewPrivileges = true;
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ProtectControlGroups = true;
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ProtectKernelModules = true;
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PrivateMounts = true;
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PrivateTmp = true;
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PrivateDevices = true;
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RestrictSUIDSGID = true;
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RestrictRealtime = true;
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RestrictNamespaces = [ "~cgroup" ];
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RestrictAddressFamilies = [
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"AF_UNIX"
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"AF_NETLINK"
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"AF_INET6"
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"AF_INET"
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];
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CapabilityBoundingSet = [
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"~CAP_SYS_CHROOT"
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"~CAP_BPF"
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"~CAP_AUDIT_WRITE"
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"~CAP_AUDIT_CONTROL"
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"~CAP_AUDIT_READ"
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"~CAP_SYS_PTRACE"
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"~CAP_SYS_NICE"
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"~CAP_SYS_RESOURCE"
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"~CAP_SYS_RAWIO"
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"~CAP_SYS_TIME"
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"~CAP_SYS_PACCT"
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"~CAP_LINUX_IMMUTABLE"
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"~CAP_IPC_LOCK"
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"~CAP_WAKE_ALARM"
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"~CAP_SYS_TTY_CONFIG"
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"~CAP_SYS_BOOT"
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"~CAP_LEASE"
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"~CAP_BLOCK_SUSPEND"
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"~CAP_MAC_ADMIN"
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"~CAP_MAC_OVERRIDE"
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];
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SystemCallErrorNumber = "EPERM";
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SystemCallArchitectures = "native";
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SystemCallFilter = [
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"~@resources"
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"~@module"
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"~@obsolete"
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"~@debug"
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"~@reboot"
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"~@swap"
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"~@cpu-emulation"
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"~@clock"
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"~@raw-io"
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];
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LockPersonality = true;
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# MemoryDenyWriteExecute = true;
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DevicePolicy = "closed";
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UMask = 0077;
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};
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}
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)
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];
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};
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}
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