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61 lines
1.7 KiB
SYSTEMD
61 lines
1.7 KiB
SYSTEMD
# SPDX-License-Identifier: LGPL-2.1-or-later
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#
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# This file is part of systemd.
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#
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# systemd is free software; you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation; either version 2.1 of the License, or
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# (at your option) any later version.
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[Unit]
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Description=Network Time Synchronization
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Documentation=man:systemd-timesyncd.service(8)
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ConditionCapability=CAP_SYS_TIME
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ConditionVirtualization=!container
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DefaultDependencies=no
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After=systemd-sysusers.service
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Before=time-set.target sysinit.target shutdown.target
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Conflicts=shutdown.target
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Wants=time-set.target
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[Service]
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AmbientCapabilities=CAP_SYS_TIME
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BusName=org.freedesktop.timesync1
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CapabilityBoundingSet=CAP_SYS_TIME
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# Turn off DNSSEC validation for hostname look-ups, since those need the
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# correct time to work, but we likely won't acquire that without NTP. Let's
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# break this chicken-and-egg cycle here.
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Environment=SYSTEMD_NSS_RESOLVE_VALIDATE=0
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ExecStart=!!{{ROOTLIBEXECDIR}}/systemd-timesyncd
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LockPersonality=yes
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MemoryDenyWriteExecute=yes
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NoNewPrivileges=yes
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PrivateDevices=yes
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PrivateTmp=yes
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ProtectProc=invisible
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ProtectControlGroups=yes
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ProtectHome=yes
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ProtectHostname=yes
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ProtectKernelLogs=yes
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ProtectKernelModules=yes
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ProtectKernelTunables=yes
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ProtectSystem=strict
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Restart=always
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RestartSec=0
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RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
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RestrictNamespaces=yes
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RestrictRealtime=yes
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RestrictSUIDSGID=yes
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RuntimeDirectory=systemd/timesync
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StateDirectory=systemd/timesync
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SystemCallArchitectures=native
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SystemCallErrorNumber=EPERM
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SystemCallFilter=@system-service @clock
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Type=notify
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User=systemd-timesync
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{{SERVICE_WATCHDOG}}
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[Install]
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WantedBy=sysinit.target
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Alias=dbus-org.freedesktop.timesync1.service
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