mirror of
https://gitlab.freedesktop.org/NetworkManager/NetworkManager.git
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1d0e0eeffd
Add new Reload D-Bus command to reload NetworkManager configuration.
For now, this is like sending SIGHUP to the process. There are several
advantages here:
- it is guarded via PolicyKit authentication while signals
can only be sent by root.
- the user can wait for the reload to be complete instead of sending
an asynchronous signal. For now, we operation completes after
nm_config_reload() returns, but later we could delay the response
further until specific parts are fully reloaded.
- SIGHUP reloads everything including re-reading configuration from
disk while SIGUSR1 reloads just certain parts such as writing out DNS
configuration anew.
Now, the Reload command has a flags argument which is more granular
in selecting parts which are to be reloaded. For example, via
signals the user can:
1) send SIGUSR1: this writes out the DNS configuration to
resolv.conf and possibly reloads other parts without
re-reading configuration and without restarting the DNS plugin.
2) send SIGHUP: this reloads configuration from disk,
writes out resolv.conf and restarts the DNS plugin.
There is no way, to only restart the DNS plugin without also reloading
everything else.
24 lines
895 B
SYSTEMD
24 lines
895 B
SYSTEMD
[Unit]
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Description=Network Manager
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Wants=network.target
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After=network-pre.target dbus.service
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Before=network.target @DISTRO_NETWORK_SERVICE@
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[Service]
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Type=dbus
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BusName=org.freedesktop.NetworkManager
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#ExecReload=/usr/bin/dbus-send --print-reply --system --type=method_call --dest=org.freedesktop.NetworkManager /org/freedesktop/NetworkManager org.freedesktop.NetworkManager.Reload uint32:0
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ExecReload=/bin/kill -HUP $MAINPID
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ExecStart=@sbindir@/NetworkManager --no-daemon
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Restart=on-failure
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# NM doesn't want systemd to kill its children for it
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KillMode=process
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CapabilityBoundingSet=CAP_NET_ADMIN CAP_DAC_OVERRIDE CAP_NET_RAW CAP_NET_BIND_SERVICE CAP_SETGID CAP_SETUID CAP_SYS_MODULE CAP_AUDIT_WRITE CAP_KILL CAP_SYS_CHROOT
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ProtectSystem=true
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ProtectHome=read-only
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[Install]
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WantedBy=multi-user.target
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Alias=dbus-org.freedesktop.NetworkManager.service
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Also=NetworkManager-dispatcher.service
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