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| author | Luca Boccassi <luca.boccassi@microsoft.com> | 2021-01-21 18:37:40 +0000 |
|---|---|---|
| committer | Luca Boccassi <luca.boccassi@microsoft.com> | 2021-01-21 19:08:40 +0000 |
| commit | 6faecbd353f9eb5aebe65a7159c5e61191e4330f (patch) | |
| tree | 45b4cce2df2a31ae703806afcf0404e0669de676 /man/systemctl.xml | |
| parent | af477139522060f6165221597ce6509dbde91791 (diff) | |
| download | systemd-6faecbd353f9eb5aebe65a7159c5e61191e4330f.tar.gz | |
systemctl: add new option to mount image inside a running service namespace
Use the new DBUS method and follow the same pattern as the
systemctl bind command.
Diffstat (limited to 'man/systemctl.xml')
| -rw-r--r-- | man/systemctl.xml | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/man/systemctl.xml b/man/systemctl.xml index 6177d1a0dd..f316fb5eb8 100644 --- a/man/systemctl.xml +++ b/man/systemctl.xml @@ -568,6 +568,24 @@ Jan 12 10:46:45 example.com bluetoothd[8900]: gatt-time-server: Input/output err </varlistentry> <varlistentry> + <term><command>mount-image</command> <replaceable>UNIT</replaceable> <replaceable>IMAGE</replaceable> [<replaceable>PATH</replaceable> [<replaceable>PARTITION_NAME</replaceable>:<replaceable>MOUNT_OPTIONS</replaceable>]]</term> + + <listitem><para>Mounts an image from the host into the specified unit's view. The first path argument is the source + image on the host, the second path argument is the destination directory in the unit's view (ie: inside + <option>RootImage=</option>/<option>RootDirectory=</option>). Any following argument is interpreted as a + colon-separated tuple of partition name and comma-separated list of mount options for that partition. The format is the + same as the service <option>MountImages=</option> setting. When combined with the <option>--read-only</option> switch, a + ready-only mount is created. When combined with the <option>--mkdir</option> switch, the destination path is first + created before the mount is applied. Note that this option is currently only supported for units that run within a mount + namespace (e.g.: with <option>RootImage=</option>, <option>PrivateMounts=</option>, etc.). + Note that the namespace mentioned here, where the image mount will be added to, is the one where the main service + process runs, as other processes run in distinct namespaces (e.g.: <option>ExecReload=</option>, + <option>ExecStartPre=</option>, etc.). Example: + <programlisting>systemctl mount-image foo.service /tmp/img.raw /var/lib/image root:ro,nosuid</programlisting> + <programlisting>systemctl mount-image --mkdir bar.service /tmp/img.raw /var/lib/baz/img</programlisting></para></listitem> + </varlistentry> + + <varlistentry> <term><command>service-log-level</command> <replaceable>SERVICE</replaceable> [<replaceable>LEVEL</replaceable>]</term> <listitem><para>If the <replaceable>LEVEL</replaceable> argument is not given, print the current |