From 8b74231ae7dce55fae3eb8eccfe9b14ee952e0d9 Mon Sep 17 00:00:00 2001
From: Thomas <51749973+Thovi98@users.noreply.github.com>
Date: Wed, 8 Mar 2023 22:33:38 +0100
Subject: [PATCH] harden security in service

---
 conf/fittrackee.service         | 34 +++++++++++++++++++++++++++++++++
 conf/fittrackee_workers.service |  3 +++
 2 files changed, 37 insertions(+)

diff --git a/conf/fittrackee.service b/conf/fittrackee.service
index 275a2c3..a5df5bf 100644
--- a/conf/fittrackee.service
+++ b/conf/fittrackee.service
@@ -32,5 +32,39 @@ WorkingDirectory=__INSTALL_DIR__/
 ExecStart=__INSTALL_DIR__/.venv/bin/gunicorn -b 127.0.0.1:__PORT__ "fittrackee:create_app()" --error-logfile /var/log/__APP__/__APP__.log
 
 
+
+
+
+
+NoNewPrivileges=yes
+PrivateTmp=yes
+PrivateDevices=yes
+RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6 AF_NETLINK
+RestrictNamespaces=yes
+RestrictRealtime=yes
+DevicePolicy=closed
+ProtectClock=yes
+ProtectHostname=yes
+ProtectProc=invisible
+ProtectSystem=full
+ProtectControlGroups=yes
+ProtectKernelModules=yes
+ProtectKernelTunables=yes
+LockPersonality=yes
+SystemCallArchitectures=native
+SystemCallFilter=~@clock @debug @module @mount @obsolete @reboot @setuid @swap @cpu-emulation @privileged
+
+# Denying access to capabilities that should not be relevant for webapps
+# Doc: https://man7.org/linux/man-pages/man7/capabilities.7.html
+CapabilityBoundingSet=~CAP_RAWIO CAP_MKNOD
+CapabilityBoundingSet=~CAP_AUDIT_CONTROL CAP_AUDIT_READ CAP_AUDIT_WRITE
+CapabilityBoundingSet=~CAP_SYS_BOOT CAP_SYS_TIME CAP_SYS_MODULE CAP_SYS_PACCT
+CapabilityBoundingSet=~CAP_LEASE CAP_LINUX_IMMUTABLE CAP_IPC_LOCK
+CapabilityBoundingSet=~CAP_BLOCK_SUSPEND CAP_WAKE_ALARM
+CapabilityBoundingSet=~CAP_SYS_TTY_CONFIG
+CapabilityBoundingSet=~CAP_MAC_ADMIN CAP_MAC_OVERRIDE
+CapabilityBoundingSet=~CAP_NET_ADMIN CAP_NET_BROADCAST CAP_NET_RAW
+CapabilityBoundingSet=~CAP_SYS_ADMIN CAP_SYS_PTRACE CAP_SYSLOG
+
 [Install]
 WantedBy=multi-user.target
diff --git a/conf/fittrackee_workers.service b/conf/fittrackee_workers.service
index 4bda900..29860ff 100644
--- a/conf/fittrackee_workers.service
+++ b/conf/fittrackee_workers.service
@@ -29,6 +29,9 @@ WorkingDirectory=__INSTALL_DIR__/
 ExecStart=__INSTALL_DIR__/.venv/bin/flask worker --processes 2
 
 
+
+
+
 NoNewPrivileges=yes
 PrivateTmp=yes
 PrivateDevices=yes