[Bugs] [Bug 1178688] New: Internal ec xattrs are allowed to be modified

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1178688

            Bug ID: 1178688
           Summary: Internal ec xattrs are allowed to be modified
           Product: GlusterFS
           Version: mainline
         Component: disperse
          Assignee: bugs at gluster.org
          Reporter: pkarampu at redhat.com
                CC: bugs at gluster.org, gluster-bugs at redhat.com



Description of problem:
Internal ec xattrs are allowed to be modified by the user, this can cause
problems if the user modifies them in a wrong way by mistake.
root at pranithk-laptop - /mnt/fuse1 
15:34:11 :) ⚡ getfattr -d -m. -e hex /home/gfs/ec_?/a
getfattr: Removing leading '/' from absolute path names
# file: home/gfs/ec_2/a
security.selinux=0x756e636f6e66696e65645f753a6f626a6563745f723a66696c655f743a733000
trusted.ec.config=0x0000080301000200
trusted.ec.size=0x0000000000000004
trusted.ec.version=0x0000000000000001
trusted.gfid=0x5934895e011e4bc2aa0bae0b6d5148bb

# file: home/gfs/ec_3/a
security.selinux=0x756e636f6e66696e65645f753a6f626a6563745f723a66696c655f743a733000
trusted.ec.config=0x0000080301000200
trusted.ec.size=0x0000000000000004
trusted.ec.version=0x0000000000000001
trusted.gfid=0x5934895e011e4bc2aa0bae0b6d5148bb

# file: home/gfs/ec_4/a
security.selinux=0x756e636f6e66696e65645f753a6f626a6563745f723a66696c655f743a733000
trusted.ec.config=0x0000080301000200
trusted.ec.size=0x0000000000000004
trusted.ec.version=0x0000000000000001
trusted.gfid=0x5934895e011e4bc2aa0bae0b6d5148bb


root at pranithk-laptop - /mnt/fuse1 
15:34:36 :) ⚡ setfattr -n trusted.ec.size -v 0x0000000000000008 a

root at pranithk-laptop - /mnt/fuse1 
15:35:04 :) ⚡ getfattr -d -m. -e hex /home/gfs/ec_?/a
getfattr: Removing leading '/' from absolute path names
# file: home/gfs/ec_2/a
security.selinux=0x756e636f6e66696e65645f753a6f626a6563745f723a66696c655f743a733000
trusted.ec.config=0x0000080301000200
trusted.ec.size=0x0000000000000008
trusted.ec.version=0x0000000000000002
trusted.gfid=0x5934895e011e4bc2aa0bae0b6d5148bb

# file: home/gfs/ec_3/a
security.selinux=0x756e636f6e66696e65645f753a6f626a6563745f723a66696c655f743a733000
trusted.ec.config=0x0000080301000200
trusted.ec.size=0x0000000000000008
trusted.ec.version=0x0000000000000002
trusted.gfid=0x5934895e011e4bc2aa0bae0b6d5148bb

# file: home/gfs/ec_4/a
security.selinux=0x756e636f6e66696e65645f753a6f626a6563745f723a66696c655f743a733000
trusted.ec.config=0x0000080301000200
trusted.ec.size=0x0000000000000008
trusted.ec.version=0x0000000000000002
trusted.gfid=0x5934895e011e4bc2aa0bae0b6d5148bb


Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1.
2.
3.

Actual results:


Expected results:


Additional info:

-- 
You are receiving this mail because:
You are on the CC list for the bug.
You are the assignee for the bug.