Merge pull request #121222 from mweinelt/nginx

nixos/nginx: update hardening settings
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Martin Weinelt 2021-05-01 00:36:16 +02:00 committed by GitHub
commit 326f86d8cd
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@ -819,28 +819,38 @@ in
# Logs directory and mode
LogsDirectory = "nginx";
LogsDirectoryMode = "0750";
# Proc filesystem
ProcSubset = "pid";
ProtectProc = "invisible";
# New file permissions
UMask = "0027"; # 0640 / 0750
# Capabilities
AmbientCapabilities = [ "CAP_NET_BIND_SERVICE" "CAP_SYS_RESOURCE" ];
CapabilityBoundingSet = [ "CAP_NET_BIND_SERVICE" "CAP_SYS_RESOURCE" ];
# Security
NoNewPrivileges = true;
# Sandboxing
# Sandboxing (sorted by occurrence in https://www.freedesktop.org/software/systemd/man/systemd.exec.html)
ProtectSystem = "strict";
ProtectHome = mkDefault true;
PrivateTmp = true;
PrivateDevices = true;
ProtectHostname = true;
ProtectClock = true;
ProtectKernelTunables = true;
ProtectKernelModules = true;
ProtectKernelLogs = true;
ProtectControlGroups = true;
RestrictAddressFamilies = [ "AF_UNIX" "AF_INET" "AF_INET6" ];
RestrictNamespaces = true;
LockPersonality = true;
MemoryDenyWriteExecute = !(builtins.any (mod: (mod.allowMemoryWriteExecute or false)) cfg.package.modules);
RestrictRealtime = true;
RestrictSUIDSGID = true;
RemoveIPC = true;
PrivateMounts = true;
# System Call Filtering
SystemCallArchitectures = "native";
SystemCallFilter = "~@chown @cpu-emulation @debug @keyring @ipc @module @mount @obsolete @privileged @raw-io @reboot @setuid @swap";
};
};