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units: switch on ProtectSystem=strict for our long running services

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Let's step up the protection a notch
This commit is contained in:
Lennart Poettering 2017-02-09 10:58:28 +01:00
parent 3c19d0b46b
commit c7fb922d62
10 changed files with 18 additions and 10 deletions
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3
units/systemd-coredump@.service.in
View File

@ -20,6 +20,7 @@ ExecStart=-@rootlibexecdir@/systemd-coredump
Nice=9
OOMScoreAdjust=500
PrivateNetwork=yes
ProtectSystem=full
ProtectSystem=strict
RuntimeMaxSec=5min
SystemCallArchitectures=native
ReadWritePaths=/var/lib/systemd/coredump

3
units/systemd-hostnamed.service.in
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@ -18,7 +18,7 @@ CapabilityBoundingSet=CAP_SYS_ADMIN
PrivateTmp=yes
PrivateDevices=yes
PrivateNetwork=yes
ProtectSystem=yes
ProtectSystem=strict
ProtectHome=yes
ProtectControlGroups=yes
ProtectKernelTunables=yes
@ -28,3 +28,4 @@ RestrictNamespaces=yes
RestrictAddressFamilies=AF_UNIX
SystemCallFilter=~@clock @cpu-emulation @debug @keyring @module @mount @obsolete @raw-io
SystemCallArchitectures=native
ReadWritePaths=/etc

2
units/systemd-journal-gatewayd.service.in
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@ -18,7 +18,7 @@ SupplementaryGroups=systemd-journal
PrivateTmp=yes
PrivateDevices=yes
PrivateNetwork=yes
ProtectSystem=full
ProtectSystem=strict
ProtectHome=yes
ProtectControlGroups=yes
ProtectKernelTunables=yes

3
units/systemd-journal-remote.service.in
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@ -18,7 +18,7 @@ WatchdogSec=3min
PrivateTmp=yes
PrivateDevices=yes
PrivateNetwork=yes
ProtectSystem=full
ProtectSystem=strict
ProtectHome=yes
ProtectControlGroups=yes
ProtectKernelTunables=yes
@ -27,6 +27,7 @@ RestrictRealtime=yes
RestrictNamespaces=yes
RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
SystemCallArchitectures=native
ReadWritePaths=/var/log/journal/remote
[Install]
Also=systemd-journal-remote.socket

2
units/systemd-journal-upload.service.in
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@ -18,7 +18,7 @@ SupplementaryGroups=systemd-journal
WatchdogSec=3min
PrivateTmp=yes
PrivateDevices=yes
ProtectSystem=full
ProtectSystem=strict
ProtectHome=yes
ProtectControlGroups=yes
ProtectKernelTunables=yes

3
units/systemd-localed.service.in
View File

@ -18,7 +18,7 @@ CapabilityBoundingSet=
PrivateTmp=yes
PrivateDevices=yes
PrivateNetwork=yes
ProtectSystem=yes
ProtectSystem=strict
ProtectHome=yes
ProtectControlGroups=yes
ProtectKernelTunables=yes
@ -28,3 +28,4 @@ RestrictNamespaces=yes
RestrictAddressFamilies=AF_UNIX
SystemCallFilter=~@clock @cpu-emulation @debug @keyring @module @mount @obsolete @raw-io
SystemCallArchitectures=native
ReadWritePaths=/etc

3
units/systemd-networkd.service.m4.in
View File

@ -28,7 +28,7 @@ RestartSec=0
ExecStart=@rootlibexecdir@/systemd-networkd
WatchdogSec=3min
CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_BIND_SERVICE CAP_NET_BROADCAST CAP_NET_RAW CAP_SETUID CAP_SETGID CAP_SETPCAP CAP_CHOWN CAP_DAC_OVERRIDE CAP_FOWNER
ProtectSystem=full
ProtectSystem=strict
ProtectHome=yes
ProtectControlGroups=yes
MemoryDenyWriteExecute=yes
@ -36,6 +36,7 @@ RestrictRealtime=yes
RestrictAddressFamilies=AF_UNIX AF_NETLINK AF_INET AF_INET6 AF_PACKET
SystemCallFilter=~@clock @cpu-emulation @debug @keyring @module @mount @obsolete @raw-io
SystemCallArchitectures=native
ReadWritePaths=/run/systemd
[Install]
WantedBy=multi-user.target

3
units/systemd-resolved.service.m4.in
View File

@ -27,7 +27,7 @@ WatchdogSec=3min
CapabilityBoundingSet=CAP_SETUID CAP_SETGID CAP_SETPCAP CAP_CHOWN CAP_DAC_OVERRIDE CAP_FOWNER CAP_NET_RAW CAP_NET_BIND_SERVICE
PrivateTmp=yes
PrivateDevices=yes
ProtectSystem=full
ProtectSystem=strict
ProtectHome=yes
ProtectControlGroups=yes
ProtectKernelTunables=yes
@ -36,6 +36,7 @@ RestrictRealtime=yes
RestrictAddressFamilies=AF_UNIX AF_NETLINK AF_INET AF_INET6
SystemCallFilter=~@clock @cpu-emulation @debug @keyring @module @mount @obsolete @raw-io
SystemCallArchitectures=native
ReadWritePaths=/run/systemd
[Install]
WantedBy=multi-user.target

3
units/systemd-timedated.service.in
View File

@ -16,7 +16,7 @@ BusName=org.freedesktop.timedate1
WatchdogSec=3min
CapabilityBoundingSet=CAP_SYS_TIME
PrivateTmp=yes
ProtectSystem=yes
ProtectSystem=strict
ProtectHome=yes
ProtectControlGroups=yes
ProtectKernelTunables=yes
@ -26,3 +26,4 @@ RestrictNamespaces=yes
RestrictAddressFamilies=AF_UNIX
SystemCallFilter=~@cpu-emulation @debug @keyring @module @mount @obsolete @raw-io
SystemCallArchitectures=native
ReadWritePaths=/etc

3
units/systemd-timesyncd.service.in
View File

@ -26,7 +26,7 @@ WatchdogSec=3min
CapabilityBoundingSet=CAP_SYS_TIME CAP_SETUID CAP_SETGID CAP_SETPCAP CAP_CHOWN CAP_DAC_OVERRIDE CAP_FOWNER
PrivateTmp=yes
PrivateDevices=yes
ProtectSystem=full
ProtectSystem=strict
ProtectHome=yes
ProtectControlGroups=yes
ProtectKernelTunables=yes
@ -36,6 +36,7 @@ RestrictNamespaces=yes
RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
SystemCallFilter=~@cpu-emulation @debug @keyring @module @mount @obsolete @raw-io
SystemCallArchitectures=native
ReadWritePaths=/var/lib/systemd
[Install]
WantedBy=sysinit.target