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f31cff849d
This commit adds a new way of forwarding journal messages - forwarding over a socket. The socket can be any of AF_INET, AF_INET6, AF_UNIUX or AF_VSOCK. The address to connect to is retrieved from the "journald.forward_address" credential. It can also be specified in systemd-journald's unit file with ForwardAddress=
67 lines
2.5 KiB
SYSTEMD
67 lines
2.5 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=Journal Service
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Documentation=man:systemd-journald.service(8) man:journald.conf(5)
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DefaultDependencies=no
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Requires=systemd-journald.socket
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After=systemd-journald.socket systemd-journald-dev-log.socket systemd-journald-audit.socket syslog.socket
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Before=sysinit.target
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# To avoid journald SIGKILLed during soft-reboot and corrupting journals.
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# See https://github.com/systemd/systemd/issues/30195
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Before=soft-reboot.target
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Conflicts=soft-reboot.target
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# Mount and swap units need the journal socket units. If they were removed by
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# an isolate request the mount and swap units would be removed too, hence let's
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# exclude systemd-journald and its sockets from isolate requests.
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IgnoreOnIsolate=yes
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[Service]
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DeviceAllow=char-* rw
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ExecStart={{LIBEXECDIR}}/systemd-journald
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FileDescriptorStoreMax=4224
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ImportCredential=journal.*
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IPAddressDeny=any
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LockPersonality=yes
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MemoryDenyWriteExecute=yes
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NoNewPrivileges=yes
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OOMScoreAdjust=-250
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ProtectClock=yes
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Restart=always
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RestartSec=0
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RestrictAddressFamilies=AF_UNIX AF_NETLINK AF_VSOCK 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/journal
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RuntimeDirectoryPreserve=yes
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# Audit socket is not listed here because this unit can be turned off. However
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# the link between the socket and the service units is still created thanks to
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# the 'Service=' setting specified in the socket unit.
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Sockets=systemd-journald.socket systemd-journald-dev-log.socket
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StandardOutput=null
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SystemCallArchitectures=native
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SystemCallErrorNumber=EPERM
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SystemCallFilter=@system-service
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Type=notify
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PassEnvironment=TERM
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{{SERVICE_WATCHDOG}}
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# In case you're wondering why CAP_SYS_PTRACE is needed, access to
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# /proc/<pid>/exe requires this capability. Thus if this capability is missing
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# the _EXE=/OBJECT_EXE= fields will be missing from the journal entries.
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CapabilityBoundingSet=CAP_SYS_ADMIN CAP_DAC_OVERRIDE CAP_SYS_PTRACE CAP_SYSLOG CAP_AUDIT_CONTROL CAP_AUDIT_READ CAP_CHOWN CAP_DAC_READ_SEARCH CAP_FOWNER CAP_SETUID CAP_SETGID CAP_MAC_OVERRIDE
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# If there are many split up journal files we need a lot of fds to access them
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# all in parallel.
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LimitNOFILE={{HIGH_RLIMIT_NOFILE}}
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