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* feature/posix: Enabled gfid2path by defaultv3.12.0Kotresh HR2017-08-294-9/+3
| | | | | | | | | | | | | | | | | | | | | | | Enable gfid2path feature by default. The basic performance tests are carried out and it doesn't show significant depreciation. The results are updated in issue. Updates: #139 Change-Id: I5f1949a608d0827018ef9d548d5d69f3bb7744fd > Signed-off-by: Kotresh HR <khiremat@redhat.com> > Reviewed-on: https://review.gluster.org/17950 > Smoke: Gluster Build System <jenkins@build.gluster.org> > CentOS-regression: Gluster Build System <jenkins@build.gluster.org> > Reviewed-by: Aravinda VK <avishwan@redhat.com> > Reviewed-by: Amar Tumballi <amarts@redhat.com> (cherry picked from commit 3ec63650bb7fd874a5013e7be4a2def3b519c9b2) Reviewed-on: https://review.gluster.org/18133 Reviewed-by: Amar Tumballi <amarts@redhat.com> Smoke: Gluster Build System <jenkins@build.gluster.org> Tested-by: Shyamsundar Ranganathan <srangana@redhat.com> CentOS-regression: Gluster Build System <jenkins@build.gluster.org> Reviewed-by: Shyamsundar Ranganathan <srangana@redhat.com>
* storage/posix: Add virtual xattr to fetch path from gfidKotresh HR2017-07-311-0/+75
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The gfid2path infra stores the "pargfid/bname" as on xattr value for each non directory entry. Hardlinks would have a separate xattr. This xattr key is internal and is not exposed to applications. A virtual xattr is exposed for the applications to fetch the path from gfid. Internal xattr: trusted.gfid2path.<xxhash> Virtual xattr: glusterfs.gfidtopath getfattr -h -n glusterfs.gfidtopath /<aux-mnt>/.gfid/<gfid> If there are hardlinks, it returns all the paths separated by ':'. A volume set option is introduced to change the delimiter to required string of max length 7. gluster vol set gfid2path-separator ":::" > Updates: #139 > Change-Id: Ie3b0c3fd8bd5333c4a27410011e608333918c02a > Signed-off-by: Kotresh HR <khiremat@redhat.com> > Reviewed-on: https://review.gluster.org/17785 > Smoke: Gluster Build System <jenkins@build.gluster.org> > CentOS-regression: Gluster Build System <jenkins@build.gluster.org> > Reviewed-by: Krutika Dhananjay <kdhananj@redhat.com> Updates: #139 Change-Id: Ie3b0c3fd8bd5333c4a27410011e608333918c02a Signed-off-by: Kotresh HR <khiremat@redhat.com> Reviewed-on: https://review.gluster.org/17921 CentOS-regression: Gluster Build System <jenkins@build.gluster.org> Smoke: Gluster Build System <jenkins@build.gluster.org> Reviewed-by: Shyamsundar Ranganathan <srangana@redhat.com>
* posix/gfid2path: Block access to gfid2path xattr via mountKotresh HR2017-07-311-0/+54
| | | | | | | | | | | | | | | | | | | | | | | | | | | gfid2path xattr is an internal xattr and should not be allowed to modify by other applications from gluster mount. This patch blocks the same. > Updates: #139 > Change-Id: Id2cb29797ee1bd77e0e0d2203a47469fd7203355 > Signed-off-by: Kotresh HR <khiremat@redhat.com> > Reviewed-on: https://review.gluster.org/17744 > Smoke: Gluster Build System <jenkins@build.gluster.org> > Reviewed-by: Prashanth Pai <ppai@redhat.com> > Reviewed-by: Raghavendra Bhat <raghavendra@redhat.com> > Reviewed-by: Aravinda VK <avishwan@redhat.com> > CentOS-regression: Gluster Build System <jenkins@build.gluster.org> (cherry picked from commit 96eece8abbb9c06f0b91f37e718ac9e337a3f714) Updates: #139 Change-Id: Id2cb29797ee1bd77e0e0d2203a47469fd7203355 Signed-off-by: Kotresh HR <khiremat@redhat.com> Reviewed-on: https://review.gluster.org/17869 Smoke: Gluster Build System <jenkins@build.gluster.org> Reviewed-by: Prashanth Pai <ppai@redhat.com> Reviewed-by: Aravinda VK <avishwan@redhat.com> CentOS-regression: Gluster Build System <jenkins@build.gluster.org> Reviewed-by: Shyamsundar Ranganathan <srangana@redhat.com>
* tools/setgfid2path: Tool to set GFID to Path xattr in brick backendAravinda VK2017-07-311-3/+20
| | | | | | | | | | | | | | | | | | | | | | | | | | Once storage/gfid2path feature is enabled using `gluster volume set <volname> storage.gfid2path enable`, it starts recording the gfid2path xattr on each files. But this feature will not add xattr to the existing files. This tool accepts the file path as argument and sets the necessary xattr required for this feature. > Reviewed-on: https://review.gluster.org/17839 > Smoke: Gluster Build System <jenkins@build.gluster.org> > Reviewed-by: Niels de Vos <ndevos@redhat.com> > Reviewed-by: Kotresh HR <khiremat@redhat.com> > Tested-by: Kotresh HR <khiremat@redhat.com> > CentOS-regression: Gluster Build System <jenkins@build.gluster.org> > (cherry picked from commit 1ae254ddcf397b101d291342272e13af25b0b1a1) Change-Id: I75ad82c86ce482950645e687ff2e33b413fa53da Updates: #139 Signed-off-by: Aravinda VK <avishwan@redhat.com> Reviewed-on: https://review.gluster.org/17914 CentOS-regression: Gluster Build System <jenkins@build.gluster.org> Reviewed-by: Kotresh HR <khiremat@redhat.com> Smoke: Gluster Build System <jenkins@build.gluster.org>
* storage/posix: New gfid2path infraKotresh HR2017-07-102-0/+299
With this infra, a new xattr is stored on each entry creation as below. trusted.gfid2path.<xxhash> = <pargfid>/<basename> If there are hardlinks, multiple xattrs would be present. Fops which are impacted: create, mknod, link, symlink, rename, unlink Option to enable: gluster vol set <VOLNAME> storage.gfid2path on Updates: #139 Change-Id: I369974cd16703c45ee87f82e6c2ff5a987a6cc6a Signed-off-by: Kotresh HR <khiremat@redhat.com> Reviewed-on: https://review.gluster.org/17488 Smoke: Gluster Build System <jenkins@build.gluster.org> NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org> CentOS-regression: Gluster Build System <jenkins@build.gluster.org> Reviewed-by: Aravinda VK <avishwan@redhat.com> Reviewed-by: Amar Tumballi <amarts@redhat.com>
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