X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=man%2Fsystemd-nspawn.xml;h=75db65eac02340edd554d427c6dad2b2aea5ed66;hb=fbcedaaea4705a0548d50d9702ece04f73847344;hp=820a79bc286c53f61dfe1d686373af87b5aaf70a;hpb=06b643e7f5a3b79005dd57497897ab7255fe3659;p=elogind.git
diff --git a/man/systemd-nspawn.xml b/man/systemd-nspawn.xml
index 820a79bc2..75db65eac 100644
--- a/man/systemd-nspawn.xml
+++ b/man/systemd-nspawn.xml
@@ -106,7 +106,7 @@
yum8,
debootstrap8,
or
- pacman8
+ pacman8
to set up an OS directory tree suitable as file system
hierarchy for systemd-nspawn
containers.
@@ -439,7 +439,9 @@
versa). Takes one of
no,
host,
+ try-host,
guest,
+ try-guest,
auto. If
no, the journal is
not linked. If host,
@@ -453,8 +455,11 @@
guest file system (beneath
/var/log/journal/machine-id)
and the subdirectory is symlinked into the host
- at the same location. If
- auto (the default),
+ at the same location. try-host
+ and try-guest do the same
+ but do not fail if the host does not have
+ persistant journalling enabled.
+ If auto (the default),
and the right subdirectory of
/var/log/journal
exists, it will be bind mounted
@@ -473,7 +478,7 @@
Equivalent to
- .
+ .
@@ -694,69 +699,70 @@
- Example 1
+ Examples
+
+ Boot a minimal Fedora distribution in a container
- # yum -y --releasever=19 --nogpg --installroot=/srv/mycontainer --disablerepo='*' --enablerepo=fedora install systemd passwd yum fedora-release vim-minimal
+ # yum -y --releasever=19 --nogpg --installroot=/srv/mycontainer --disablerepo='*' --enablerepo=fedora install systemd passwd yum fedora-release vim-minimal
# systemd-nspawn -bD /srv/mycontainer
- This installs a minimal Fedora distribution into
- the directory /srv/mycontainer/ and
- then boots an OS in a namespace container in
- it.
-
+ This installs a minimal Fedora distribution into
+ the directory /srv/mycontainer/ and
+ then boots an OS in a namespace container in
+ it.
+
-
- Example 2
+
+ Spawn a shell in a container of a minimal Debian unstable distribution
- # debootstrap --arch=amd64 unstable ~/debian-tree/
+ # debootstrap --arch=amd64 unstable ~/debian-tree/
# systemd-nspawn -D ~/debian-tree/
- This installs a minimal Debian unstable
- distribution into the directory
- ~/debian-tree/ and then spawns a
- shell in a namespace container in it.
-
+ This installs a minimal Debian unstable
+ distribution into the directory
+ ~/debian-tree/ and then spawns a
+ shell in a namespace container in it.
+
-
- Example 3
+
+ Boot a minimal Arch Linux distribution in a container
- # pacstrap -c -d ~/arch-tree/ base
+ # pacstrap -c -d ~/arch-tree/ base
# systemd-nspawn -bD ~/arch-tree/
- This installs a mimimal Arch Linux distribution into
- the directory ~/arch-tree/ and then
- boots an OS in a namespace container in it.
-
+ This installs a mimimal Arch Linux distribution into
+ the directory ~/arch-tree/ and then
+ boots an OS in a namespace container in it.
+
-
- Example 4
+
+ Enable Arch Linux container on boot
- # mv ~/arch-tree /var/lib/container/arch
+ # mv ~/arch-tree /var/lib/container/arch
# systemctl enable systemd-nspawn@arch.service
# systemctl start systemd-nspawn@arch.service
- This makes the Arch Linux container part of the
- multi-user.target on the host.
-
-
+ This makes the Arch Linux container part of the
+ multi-user.target on the host.
+
+
-
- Example 5
+
+ Boot into a btrfs snapshot of the host system
- # btrfs subvolume snapshot / /.tmp
+ # btrfs subvolume snapshot / /.tmp
# systemd-nspawn --private-network -D /.tmp -b
- This runs a copy of the host system in a
- btrfs snapshot.
-
+ This runs a copy of the host system in a
+ btrfs snapshot.
+
-
- Example 6
+
+ Run a container with SELinux sandbox security contexts
- # chcon system_u:object_r:svirt_sandbox_file_t:s0:c0,c1 -R /srv/container
+ # chcon system_u:object_r:svirt_sandbox_file_t:s0:c0,c1 -R /srv/container
# systemd-nspawn -L system_u:object_r:svirt_sandbox_file_t:s0:c0,c1 -Z system_u:system_r:svirt_lxc_net_t:s0:c0,c1 -D /srv/container /bin/sh
-
- This runs a container with SELinux sandbox security contexts.
+
@@ -773,7 +779,7 @@
chroot1,
yum8,
debootstrap8,
- pacman8,
+ pacman8,
systemd.slice5,
machinectl1