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Systemd Sandboxing to log2ram-daily.service & log2ram.service. #195

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17 changes: 17 additions & 0 deletions log2ram-daily.service
Original file line number Diff line number Diff line change
Expand Up @@ -4,3 +4,20 @@ After=log2ram.service

[Service]
ExecStart=/bin/systemctl reload log2ram.service

# Sandboxing
LockPersonality=true
MemoryDenyWriteExecute=true
NoNewPriviliges=true
PrivateDevices=true
PrivateNetwork=true
#May affect "Mail" in log2ram.conf.
ProtectClock=true
ProtectControlGroups=true
ProtectHostname=true
ProtectKernelLogs=true
ProtectKernelModules=true
ProtectKernelTunables=true
RestrictSUIDSGID=true
ProtectSystem=strict
ProtectHome=true
20 changes: 20 additions & 0 deletions log2ram.service
Original file line number Diff line number Diff line change
Expand Up @@ -15,5 +15,25 @@ ExecReload= /usr/local/bin/log2ram write
TimeoutStartSec=120
RemainAfterExit=yes

# Sandboxing
LockPersonality=true
MemoryDenyWriteExecute=true
NoNewPriviliges=true
PrivateDevices=true
PrivateNetwork=true
#May break "MAIL" in log2ram.conf if it points to non-local web address.
ProtectClock=true
ProtectControlGroups=true
ProtectHostname=true
ProtectKernelLogs=true
ProtectKernelModules=true
ProtectKernelTunables=true
RestrictSUIDSGID=true
ProtectSystem=true
# ALT: ProtectSystem=full # needs rw whitelisting for /var/hdd.log/
ProtectHome=true
#may cause breakage in situations wherein user has configured log2ram to also copy logs from $HOME.
#can probably fix with systemctl edit to whitelist relevant dirs. See: ReadWritePaths=

[Install]
WantedBy=sysinit.target