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116 Commits

Author SHA1 Message Date
Jan Safranek
6e4d95f646 Dynamic provisioning V2 controller, provisioners, docs and tests. 2016-08-18 10:36:49 +02:00
Jing Xu
f19a1148db This change supports robust kubelet volume cleanup 
Currently kubelet volume management works on the concept of desired
and actual world of states. The volume manager periodically compares the
two worlds and perform volume mount/unmount and/or attach/detach
operations. When kubelet restarts, the cache of those two worlds are
gone. Although desired world can be recovered through apiserver, actual
world can not be recovered which may cause some volumes cannot be cleaned
up if their information is deleted by apiserver. This change adds the
reconstruction of the actual world by reading the pod directories from
disk. The reconstructed volume information is added to both desired
world and actual world if it cannot be found in either world. The rest
logic would be as same as before, desired world populator may clean up
the volume entry if it is no longer in apiserver, and then volume
manager should invoke unmount to clean it up.
 2016-08-15 11:29:15 -07:00
Harry Zhang
c495397cae Refactor uuid into its own pkg 2016-07-30 00:07:02 -04:00
Davanum Srinivas
2b0ed014b7 Use Go canonical import paths 
Add canonical imports only in existing doc.go files.
https://golang.org/doc/go1.4#canonicalimports

Fixes #29014
 2016-07-16 13:48:21 -04:00
David McMahon
ef0c9f0c5b Remove "All rights reserved" from all the headers. 2016-06-29 17:47:36 -07:00
saadali
542f2dc708 Introduce new kubelet volume manager 
This commit adds a new volume manager in kubelet that synchronizes
volume mount/unmount (and attach/detach, if attach/detach controller
is not enabled).

This eliminates the race conditions between the pod creation loop
and the orphaned volumes loops. It also removes the unmount/detach
from the `syncPod()` path so volume clean up never blocks the
`syncPod` loop.
 2016-06-15 09:34:08 -07:00
saadali
9b6a505f8a Rename UniqueDeviceName to UniqueVolumeName 
Rename UniqueDeviceName to UniqueVolumeName and move helper functions
from attacherdetacher to volumehelper package.
Introduce UniquePodName alias
 2016-06-15 09:32:12 -07:00
Jan Safranek
0ee9160f88 volume recycler: Don't start a new recycler pod if one already exists. 
Recycling is a long duration process and when the recycler controller is
restarted in the meantime, it should not start a new recycler pod if there is
one already running.

This means that the recycler pod must have deterministic name based on name
of the recycled PV, we then get name conflicts when creating the pod.

Two things need to be changed:
- recycler controller and recycler plugins must pass the PV.Name to place,
  where the pod is created.

- create recycler pod with deterministic name and check "already exists" error.

When at it, remove useless 'resourceVersion' argument and make log messages
starting with lowercase.
 2016-05-19 12:58:25 +02:00
Jan Safranek
75b0e2ad63 provisioning: Refactor volume plugins. 
NewPersistentVolumeTemplate() and Provision() are merged into one call.
 2016-05-18 10:06:51 +02:00
saadali
79012f6d53 Rename volume.Builder to Mounter and volume.Cleaner to Unmounter 2016-03-25 11:29:58 -07:00
Vishnu kannan
9e5ddcb822 Do not track resource usage for host path volumes. They can contain loops. 
Signed-off-by: Vishnu kannan <vishnuk@google.com>
 2016-03-24 12:05:08 -07:00
Tim Hockin
23fe2a3584 add maintainers for each volume driver 2016-03-22 22:19:53 -07:00
Tim St. Clair
246b389275 Move test-only volume files to test-only volume package 2016-02-29 14:44:28 -08:00
Chao Xu
ad46715f51 generate fake client for release_1_2 2016-02-17 16:10:02 -08:00
Chao Xu
c72d234bbf replacing handwritten client in several controllers 2016-01-31 15:42:02 -08:00
Fabio Yeon
7205a160ac Remove all instances of "/tmp" from unit tests and replace with a common 
tmp directory creator. Exception is documented.
 2016-01-27 16:11:22 -08:00
k8s-merge-robot
3f5e417999 Merge pull request #19502 from swagiaal/internalize-ownership 
Auto commit by PR queue bot
 2016-01-26 23:06:39 -08:00
Clayton Coleman
33085c0cf2 Update tests to handle codec changes 2016-01-22 13:27:26 -05:00
Sami Wagiaalla
7767698459 Remove SupportsOwnershipManagement volume attribute 2016-01-13 10:37:10 -05:00
Sami Wagiaalla
f650648aae Add fsGroup to SetUp and SetUpAt 2016-01-13 10:37:10 -05:00
Chakravarthy Nelluri
fa76de79e5 Add support for flex volume. Flex volume adds support for thirdparty(vendor) 
volumes and custom mounts.
 2015-12-23 14:11:38 -08:00
Paul Morie
14368fd5e2 Skip volume metrics test on os x 2015-12-16 17:16:38 -05:00
Paul Morie
eb89c2519a Fix assumptions about tmpfs in metrics du tests 2015-12-14 10:47:21 -05:00
markturansky
4fc1bf1f23 Added PersistentVolumeController 2015-12-11 10:33:30 -05:00
Phillip Wittrock
c67ce887f2 Volume Metrics Interface and base implementation. 
- Add volume.MetricsProvider function to Volume interface.
- Add volume.MetricsDu for providing metrics via executing "du".
- Add volulme.MetricsNil for unsupported Volumes.
 2015-12-09 16:06:24 -08:00
Paul Morie
911757486d Refactor volume.Builder.IsReadOnly() to volume.Builder.GetAttributes() 2015-11-13 23:34:48 -05:00
Sami Wagiaalla
1d352a16b8 Support volume relabling for pods which specify an SELinux label 2015-10-28 09:26:58 -04:00
Paul Morie
3cd12f5e05 FSGroup implementation 2015-10-22 16:40:59 -04:00
markturansky
a1692e06e6 added pv attrs to volumeOptions, improved tests 2015-09-18 13:14:56 -04:00
markturansky
3bed0a2b5c Added volume.Creater interface and simple HostPath implementation 2015-09-18 13:14:56 -04:00
k8s-merge-robot
c1eb1a1b2f Merge pull request #13791 from fgrzadkowski/fix_secrets_in_docker 
Auto commit by PR queue bot
 2015-09-17 15:13:29 -07:00
markturansky
c2de9e9647 Added volume.Deleter interface and simple HostPath implementation 2015-09-17 12:08:58 -04:00
Filip Grzadkowski
7fe34f2050 Introduce nsenter writer for volume plugins 2015-09-17 16:40:29 +02:00
markturansky
7bc55b5aea configurable pv recyclers 2015-09-15 12:48:25 -04:00
Chao Xu
64bf839e9f refactor tests to use testapi rather than latest directly 2015-09-11 17:32:23 -07:00
Chao Xu
dd6c121d7f massive changes 2015-09-11 17:31:47 -07:00
markturansky
a5feac5739 improved recycler unit test 2015-09-07 14:44:49 -04:00
markturansky
0e7f73ad67 expand volume.Spec to include full Volume and PV 2015-09-03 08:57:32 -04:00
k8s-merge-robot
e8cda9dc92 Merge pull request #13310 from markturansky/volume_config 
Auto commit by PR queue bot
 2015-09-02 14:05:30 -07:00
deads2k
7e180c258d update testclient for delegating reaction chain 2015-09-01 12:58:35 -04:00
markturansky
68358fd308 Added VolumeConfig to volumes 2015-09-01 12:04:26 -04:00
Kris Rousey
ae6c64d9bb Moving everyone to unversioned client 2015-08-18 10:23:03 -07:00
Kris Rousey
565189f5b8 Correcting all go vet errors 2015-08-11 13:55:37 -07:00
Mike Danese
8e33cbfa28 rewrite go imports 2015-08-05 17:30:03 -07:00
Brendan Burns
63cf00d24f Merge pull request #10424 from markturansky/readonly_fix 
Auto commit by PR queue bot
 2015-07-29 14:25:44 -07:00
Mike Danese
f40b970bd9 Merge pull request #11987 from markturansky/recyc_fix 
Fixed newRecycler func for HostPath & NFS
 2015-07-29 13:11:08 -07:00
markturansky
e8289ceb9d rebased and updated 2015-07-29 14:48:06 -04:00
markturansky
63ccfa2beb Added unit tests for each PV using IsReadOnly 2015-07-29 14:38:40 -04:00
markturansky
fae6759490 IsReadOnly bool on builder 2015-07-29 14:35:37 -04:00
markturansky
649374ddb4 fixed newRecycler func for HostPath & NFS 2015-07-29 14:13:05 -04:00
jiangyaoguo
63560f385c refector host_path volume to seperate builder and cleaner 2015-07-20 17:23:04 +08:00
markturansky
39c5152e2c fixed pv recycler timeout precision 2015-06-20 00:34:29 -04:00
markturansky
cfc08c4fdf Changed busybox img to official gcr.io image 2015-06-16 16:15:19 -04:00
markturansky
986cbb56d4 Recycling HostPath and NFS impls 2015-06-04 15:46:03 -04:00
Tim Hockin
0bbba1c3d1 Merge pull request #8732 from markturansky/missing_pv_support 
Fixed CanSupport func across all volumes (for PV)
 2015-05-27 08:45:47 -07:00
Paul Morie
38c96725c0 Add doc.go files for all volume plugins 2015-05-23 16:59:12 -04:00
markturansky
3ad583cf2d Fixed spotty CanSupport for PV and added more unit tests for same 2015-05-23 09:59:05 -04:00
Tim Hockin
f66ca25d9f Rename AccessMode to PersistentVolumeAccessMode 2015-05-18 17:21:30 -07:00
Paul Morie
cd359ffa73 Refactor volume interfaces to receive pod instead of ObjectReference 2015-05-10 20:12:57 -04:00
Paul Morie
b538642464 Inject mounter into volume plugins 2015-05-04 11:28:57 -04:00
Eric Paris
6b3a6e6b98 Make copyright ownership statement generic 
Instead of saying "Google Inc." (which is not always correct) say "The
Kubernetes Authors", which is generic.
 2015-05-01 17:49:56 -04:00
markturansky
e1481fb9c2 Refactored Volume plugins to use InternalVolume instead of API types 2015-04-14 14:25:01 -04:00
Paul Morie
c98e89fca0 Set rootcontext of emptyDir tmpfs mounts correctly 2015-04-13 12:50:36 -04:00
Kris Rousey
6904c4d585 Fixing a lot of string formatting issues with regards to: 
* Improper format specifier (e.g. %s for bools or %s for ints)
  * More or less parameters than format specifiers
  * Not calling a formatting function when it should have (e.g. Error() instead of Errorf())
 2015-03-31 16:47:10 -07:00
markturansky
111f3d5120 Add GetAccessModes to volume plugin interface 2015-03-24 16:02:39 -04:00
Tim Hockin
bfadae77e0 Promote volume plugins, prep for persistent vols 
Move pkg/kubelet/volume/... to pkg/volume/...
Some renames to make the soon-to-come persistent volumes work clearer.
 2015-03-20 13:49:40 -07:00