Commit graph

501 commits

Author SHA1 Message Date
Michael Crosby
bd2d7a377c Add find tests and remove panic in DEBUG
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-03-04 08:55:12 -08:00
Alexander Larsson
83de20deb7 libcontainer: Use pivot_root instead of chroot
Instead of keeping all the old mounts in the container namespace and
just using subtree as root we pivot_root so that the actual root in
the namespace is the root we want, and then we unmount the previous
mounts.

This has multiple advantages:

* The namespace mount tree is smaller (in the kernel)
* If you break out of the chroot you could previously access the host
  filesystem. Now the host filesystem is fully invisible to the namespace.
* We get rid of all unrelated mounts from the parent namespace, which means
  we don't hog these. This is important if we later switch to MS_PRIVATE instead
  of MS_SLAVE as otherwise these mounts would be impossible to unmount from the
  parent namespace.

Docker-DCO-1.1-Signed-off-by: Alexander Larsson <alexl@redhat.com> (github: alexlarsson)
2014-03-04 12:44:08 +01:00
Darren Shepherd
3d2d4a0624 Support hairpin NAT without going through docker server
Hairpin NAT is currently done by passing through the docker server.  If
two containers on the same box try to access each other through exposed
ports and using the host IP the current iptables rules will not match the
DNAT and thus the traffic goes to 'docker -d'

This change drops the restriction that DNAT traffic must not originate
from docker0.  It should be safe to drop this restriction because the
DOCKER chain is already gated by jumps that check for the destination
address to be a local address.

Docker-DCO-1.1-Signed-off-by: Darren Shepherd <darren.s.shepherd@gmail.com> (github: ibuildthecloud)
2014-03-03 21:53:57 -07:00
Guillaume J. Charmes
0ef83adf9f Merge pull request #4327 from crosbymichael/add-libcontainer
Add native execution driver to docker and make it the default
2014-03-03 16:34:20 -08:00
Sven Dowideit
313d6a9e13 very minor spelling
Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
2014-03-04 10:12:12 +10:00
Michael Crosby
7dc071dca5 Factor out finalize namespace
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-03-03 12:15:47 -08:00
Victor Vieux
ed2e85ad24 add warning for deprecatd flags
Docker-DCO-1.1-Signed-off-by: Victor Vieux <victor.vieux@docker.com> (github: vieux)
2014-03-03 19:57:05 +00:00
Michael Crosby
ab952e2502 Update readme to remove .nspid
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-03-03 11:31:37 -08:00
Victor Vieux
d1b77040a7 prevent flag grouping with --
Docker-DCO-1.1-Signed-off-by: Victor Vieux <victor.vieux@docker.com> (github: vieux)
2014-03-03 19:17:28 +00:00
unclejack
6e7ffe094b Merge pull request #4321 from vieux/docker_run_-it
Add support for docker run -it or docker images -qa
2014-03-03 20:52:10 +02:00
Alexander Larsson
48cfa0fbdf runtime: Fix unique constraint error checks
The sqlite3 version in fedora (3.8) returns a different error string in the unique constraints
failure case than the one in hack/ (3.7). This updates the check to detect both, fixing
one integration check failure on Fedora.

Docker-DCO-1.1-Signed-off-by: Alexander Larsson <alexl@redhat.com> (github: alexlarsson)
2014-03-03 15:10:52 +01:00
Michael Crosby
85696fdb67 Allow child process to live if daemon dies
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-27 09:33:36 -08:00
Michael Crosby
34301be200 Code review updates
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-26 19:21:46 -08:00
Michael Crosby
f8262b5748 Ensure that loopback devices are mounted inside the conatiner
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-26 17:21:09 -08:00
Michael Crosby
4f6cdc6f08 Make network a slice to support multiple types
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-26 14:20:41 -08:00
Michael Crosby
87e010b2e9 Merge branch 'master' into add-libcontainer
Conflicts:
	execdriver/termconsole.go

Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-26 12:55:24 -08:00
Michael Crosby
d8025d1066 Fix cgroups swap issue when it is not supported
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-25 19:45:57 -08:00
Michael Crosby
f85823b53d Fix cross compile for make cross
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-25 15:19:13 -08:00
Victor Vieux
98f0a748a7 add version pkg
Docker-DCO-1.1-Signed-off-by: Victor Vieux <victor.vieux@docker.com> (github: vieux)
2014-02-25 21:08:38 +00:00
Michael Crosby
2acaf7ca82 Move container.json and pid file into a root specific driver dir
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-25 12:41:31 -08:00
Guillaume J. Charmes
faa2334eea Merge branch 'add-libcontainer' of https://github.com/crosbymichael/docker into add-libcontainer
Docker-DCO-1.1-Signed-off-by: Guillaume J. Charmes <guillaume.charmes@docker.com> (github: creack)
2014-02-25 11:42:15 -08:00
Michael Crosby
5982af4969 Address initial feedback from pr
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-25 10:54:41 -08:00
Guillaume J. Charmes
357ca32831 Better capability/namespace management
Docker-DCO-1.1-Signed-off-by: Guillaume J. Charmes <guillaume.charmes@docker.com> (github: creack)
2014-02-24 21:52:29 -08:00
Michael Crosby
6daf56799f Refactor and improve libcontainer and driver
Remove logging for now because it is complicating things
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-24 21:11:52 -08:00
Michael Crosby
0e4d946dc4 Improve logging for nsinit
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-24 18:38:36 -08:00
Michael Crosby
c8ad8184ec Cgroups allow devices for privileged containers
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-24 15:47:23 -08:00
Victor Vieux
8a05149d91 enable docker run -it
Docker-DCO-1.1-Signed-off-by: Victor Vieux <victor.vieux@docker.com> (github: vieux)
2014-02-24 22:53:00 +00:00
Michael Crosby
d50dc3cb7e Honor user passed on container in nsinit
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-24 13:52:56 -08:00
Michael Crosby
b899d9bc44 Fix tests with dockerinit lookup path
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-24 13:40:17 -08:00
Michael Crosby
d388db815c Look for cpu subsystem instead of memory
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-24 10:46:20 -08:00
Michael Crosby
a42c6fafbe Refactor driver to use Exec function from nsini
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-22 01:21:26 -08:00
Michael Crosby
1271ddcd61 Abstract out diff implementations for importing
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-22 00:29:21 -08:00
Michael Crosby
118ca3ae64 Add syncpipe for passing context
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 22:58:30 -08:00
Michael Crosby
c71bc03279 Refactor exec method
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 22:37:09 -08:00
Michael Crosby
609c298810 Refactor network creation and initialization into strategies
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 22:26:07 -08:00
Michael Crosby
cda4f27f57 Export functions of nsinit
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 21:14:21 -08:00
Michael Crosby
d2fa488fa2 Initial commit of libcontainer running docker
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 17:23:49 -08:00
Michael Crosby
fa64bff715 Pass tty master to Exec
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 16:40:32 -08:00
Michael Crosby
b3d2325c5f Pass pipes into Exec function
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 16:28:43 -08:00
Michael Crosby
b9bc36a8bb Use lookup path for init
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 16:17:18 -08:00
Michael Crosby
e90b85bdc0 User os.Args[0] as name to reexec
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 15:32:50 -08:00
Michael Crosby
d40fbbb69b Add good logging support to both sides
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 14:56:17 -08:00
Michael Crosby
d67915851d Move tty into container.json
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 14:56:17 -08:00
Michael Crosby
6054bda2b8 Refactor the flag management for main
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 14:56:17 -08:00
Michael Crosby
5d71533d4e Make nsinit a proper go pkg and add the main in another dir
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
2014-02-21 14:56:17 -08:00
Guillaume J. Charmes
52fa4de610 Make sure to close the pipe upon ctrl-d
Docker-DCO-1.1-Signed-off-by: Guillaume J. Charmes <guillaume.charmes@docker.com> (github: creack)
2014-02-21 14:56:17 -08:00
Guillaume J. Charmes
97738ffed3 Handle non-tty mode
Docker-DCO-1.1-Signed-off-by: Guillaume J. Charmes <guillaume.charmes@docker.com> (github: creack)
2014-02-21 14:56:17 -08:00
Guillaume J. Charmes
41696722fa Minor cleanup
Docker-DCO-1.1-Signed-off-by: Guillaume J. Charmes <guillaume.charmes@docker.com> (github: creack)
2014-02-21 14:56:17 -08:00
Guillaume J. Charmes
b2e01cbe8c Use a custom pipe instead of stdin for sync net namespace
Docker-DCO-1.1-Signed-off-by: Guillaume J. Charmes <guillaume.charmes@docker.com> (github: creack)
2014-02-21 14:56:16 -08:00
Guillaume J. Charmes
3677967f4e Use flag for init
Docker-DCO-1.1-Signed-off-by: Guillaume J. Charmes <guillaume.charmes@docker.com> (github: creack)
2014-02-21 14:56:16 -08:00