Merge pull request #97 from YunoHost-Apps/systemd-hardening

Update systemd.service

README.md

@@ -17,7 +17,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 Code console environment for running Python code interactively
 
-**Shipped version:** 3.1.9~ynh1
+**Shipped version:** 3.1.10~ynh1
 
 **Demo:** https://mybinder.org/v2/gh/jupyterlab/jupyterlab-demo/master?urlpath=lab/tree/demo
 

README_fr.md

@@ -13,7 +13,7 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 
 Console de code pour exécuter du code Python de manière interactive
 
-**Version incluse :** 3.1.9~ynh1
+**Version incluse :** 3.1.10~ynh1
 
 **Démo :** https://mybinder.org/v2/gh/jupyterlab/jupyterlab-demo/master?urlpath=lab/tree/demo
 

conf/systemd.service

@@ -14,5 +14,35 @@ Restart=always
 RestartSec=10
 WorkingDirectory=__FINALPATH__
 
+# Sandboxing options to harden security
+# Depending on specificities of your service/app, you may need to tweak these 
+# .. but this should be a good baseline
+# Details for these options: https://www.freedesktop.org/software/systemd/man/systemd.exec.html
+NoNewPrivileges=yes
+PrivateTmp=yes
+PrivateDevices=yes
+RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
+RestrictNamespaces=yes
+RestrictRealtime=yes
+DevicePolicy=closed
+ProtectSystem=full
+ProtectControlGroups=yes
+ProtectKernelModules=yes
+ProtectKernelTunables=yes
+LockPersonality=yes
+SystemCallFilter=~@clock @debug @module @mount @obsolete @reboot @setuid @swap
+
+# 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

scripts/restore

@@ -42,8 +42,6 @@ enable_extensions="$(ynh_app_setting_get --app=$app --key=enable_extensions)"
 #=================================================
 ynh_script_progression --message="Validating restoration parameters..." --weight=1
 
-ynh_webpath_available --domain=$domain --path_url=$path_url \
-	|| ynh_die --message="Path not available: ${domain}${path_url}"
 test ! -d $final_path \
 	|| ynh_die --message="There is already a directory: $final_path "