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container-tools - Manage systemd-nspawn containers
==================================================
1. Description
--------------
"[A Linux container] is an operating-system-level virtualization environment
for running multiple isolated Linux systems (containers) on a single Linux
control host."
-- Wikipedia (https://en.wikipedia.org/wiki/LXC)
container-tools provides the system integration for managing containers using
systemd-nspawn.
2. Download
-----------
* Upstream Releases: https://files.open-infrastructure.net/software/container-tools/upstream
* Upstream Sources: https://sources.open-infrastructure.net/software/container-tools
* Debian Releases: https://files.open-infrastructure.net/software/container-tools/debian
* Debian Sources: https://sources.progress-linux.org/users/daniel/debian/packages/open-infrastructure-container-tools
3. Installation
---------------
3.1 Source
----------
1. sudo apt install asciidoc git docbook-xml docbook-xsl libxml2-utils make xsltproc dbus systemd-container
2. git clone https://sources.open-infrastructure.net/software/container-tools
3. cd container-tools && sudo make install
3.2 Debian 9 (stretch) and newer
--------------------------------
* sudo apt install container-tools
4. Development
--------------
Bug reports, feature requests, help, patches, support and everything else
are welcome on the Open Infrastructure Software Mailing List:
* https://lists.open-infrastructure.net/listinfo/software
Please base patches against the 'next' Git branch using common sense:
* https://www.kernel.org/doc/Documentation/SubmittingPatches
Debian specific bugs can also be reported in the Debian Bug Tracking System:
* https://bugs.debian.org
5. Known Limitations
--------------------
* This version of container-tools currently do not work with systemd-networkd and depend on ifupdown.
* Using overlay, the upper directory can not be an NFS mount due to limitations in Linux' overlay filesystem,
see https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/Documentation/filesystems/overlayfs.txt
6. Usage
--------
* Create a new container:
sudo container create -n NAME
* Start a container:
sudo container start -n NAME
* Stop a container:
sudo container stop -n NAME
* Remove a container:
sudo container remove -n NAME
* List container on the system:
sudo container list
* Show container-tools version:
container version
See container(1) for a list of all container commands.
7. Links
--------
* 2016-02-24: Systemd vs. Docker
https://lwn.net/Articles/676831/
* 2015-06-10: Systemd and containers
https://lwn.net/Articles/647634/
* 2014-07-07: Control groups
https://lwn.net/Articles/604609/
* 2013-11-13: Systemd-Nspawn is Chroot on Steroids [LinuxCon Europe]
https://www.youtube.com/watch?v=s7LlUs5D9p4
* 2013-11-03: Creating containers with systemd-nspawn
https://lwn.net/Articles/572957/
* 2013-02-06: Systemd lightweight containers
https://lwn.net/Articles/536033/
* 2013-01-04: Namespaces in operation
https://lwn.net/Articles/531114/
8. Authors
----------
* Daniel Baumann <daniel.baumann@open-infrastructure.net>
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