Saurabh 2015-11-02 01:34:28 EST I did mainly because per stated in of this bz. Obtaining the related results, nevertheless the other user i actually.age.
'userb' can be not able to study the document, # nfs4getfacl /mnt/acltest/file A::Proprietor@:rwatTcCy A new:::rtcy A::GROUP@:tcy A::EVERY0NE@:tcy # su usérb userb@$ cat /mnt/acltest/file kitty: /mnt/acltest/document: Authorization rejected from server aspect, # getfacl /rhs/brick1/d1r1/acltest/file getfacl: Getting rid of major '/' from total path brands # document: rhs/brick1/d1r1/acltest/file # owner: usera # group: usera consumer::rw- consumer::l- team::- face mask::ur- other::- root@# ls -l /rhs/stone1/d1r1/acltest/file -rw-r-+ 2 usera usera 6 Nov 2 19:47 /rhs/brick1/d1r1/acltest/file. Saurabh 2015-11-04 03:19:46 EST As talked about in the description, I has been able to duplicate the issue, simply because can end up being observed that file 'document1' is definitely having 0600 permissions # ls -d file1 -rw-.
1 usera usera 0 November 4 2015 document1 # nfs4getfacl document1 A::OWNER@:rwatTcCy A::GROUP@:tcy A::EVERYONE@:tcy but after, establishing the acl for a user 'userb' of exact same team # nfs4setfacl -á A:::R file1 the document permissions will change, # ls -d file1 -rw-rw-rw. 1 usera usera 0 November 4 2015 document1 # nfs4getfacl file1 A::OWNER@:rwatTcCy A:::rwatcy A::GROUP@:rwatcy A::EVERYONE@:rwatcy on server side, the getfacl is definitely as described, # getfacl /rhs/brick1/d2-6r1/acltest/file1 getfacl: Getting rid of major '/' from absolute path titles # file: rhs/packet1/d6r1/acltest/file1 # owner: usera # group: usera usér::rw- user:usérb:rw- gróup::rw- másk::rw- othér::rw- thé rpms of thé glusterfs ánd nfs-ganesha are usually, glusterfs-3.7.5-5.el7rhgs.times8664 nfs-ganesha-2.2.0-10.et7rhgs.x8664.
Notice: You can alter the permissions and ownership for a file or listing just if you're its proprietor or you're logged in as basic. If you need to modify both the pérmissions and the possession, alter the permissions very first. A huevo : steam for mac. As soon as you've designated the possession to another consumer, you can't change the permissions. Permissions are split into these groups: u Permissions for the consumer (i.y., the proprietor). H Permissions for the group.
O Permissions for others (i actually.at the., everyone whó isn't in the team). Each place of permissions includes: r Read authorization. For a directory website, this is definitely permission to listing the directory. W Write permission. A Execute authorization. For a index, this is certainly permission to research the index.
S or S (notice below). T or T (find below). If you have got examine, but not search, permission for a index, you can see the documents in the directory, but you can't read or change the contents of the files. If you have lookup, but not really read, permission for a listing (say dir) and read authorization on a subdiréctory (sáy dir/subdir), after that you can't list the items of dir to see subdir, but if you-soméhow-know thát dir/subdir is available, you can listing the items óf dir/subdir if yóu identify its route directly.
We have got NetApp NFS document machine. I possess propagated /illustration filesystem on NFS and give two Linux web host authorization of Main level entry. Interesting issue is ServerA can mount /illustration talk about and provides full gain access to on it examine/write. But serverB has only Read-Only gain access to. I gave both A/B full Root access then why only A has r/w but not B?
Backstory: I was trying to get PHP to perform node, but finished up altering permissions / ownerships on probably more documents and folders than I shouId of. At oné stage I happened upon somebody's recommendation to modify /etc/sudoers/ therefore that it pieces Non-payments requiretty. I attempted to nano intó it, and couIdn't. So then I get the concept to sudo chown ec2-user /etc/sudoers ánd I've been trapped with this issue actually since. I was capable to proceed back in nano and revert my text message change, but the ownership of the file is what'h causing the issue right now.
Permissions Ownerships Gets Masked For Volume Mounts Issues
I think he closest matching responded to question on right here is certainly this oné: (but this oné pertains to a parsing error, typo in the document I'm supposing). How can I fix this? Have got I permanently messed up this EC2 example? Yeah, you'vé broken it real great.
You cán't sudo bécause of possession and Amazon'beds instances are usually setup to disallow main without sudo access. If restarting the instance didn'capital t work then the modifications you produced are stored on thé EBS volume yóu experienced attached. Repairing it requires starting up another, fresh instance and using that to install and change the EBS volume that has the borked file. Carrying out this is usually as well as. After you get that set but before you try to modify /etc/sudoers once again, examine up on, a device that puts you in an publisher preloaded with /étc/sudoers and pérforms sanity inspections before conserving.
While going through the Amazon documents was helpful (as per @Ouroborus's response), I lastly figured how to fix this clutter that I obtained myself into. Allow's find if I can recall all the ways. Prepare a New Instance. Easiest method to match up your present instance as closely as achievable can be to go under My AMIs and choose the same AMI image utilized by your issue instance. Since this is just an example for recovery purpose, choose the Free of charge instance type:. This step is Quite important! Create sure to fit the subnet mask in this recovery example with your issue instance (otherwise, you earned't be able to install the issue EBS to your recovery example!
I discovered that out the hard method.). You can click on 'Following: Add Storage', leave that web page as is usually, and click 'Next: Label Instance'. In the Worth industry, type something like 'Recuperation' (any title will do, in my case it's simply to mark the purpose of this example). There should end up being one last phase / popup where it encourages you to produce the incoming / outbound safety group.
Create certain to pick the exact same one you should currently have setup for your problem example. Meaning, you can reuse the same SSH key document to login into this instance (via Putty or whichever program you prefer).
Once that Recovery instance can be created. Create sure to keep monitor of your EBS volume titles (as you will need to mount / unmount your problem volume between this Short term example and back again to your primary example). Tag down which path your issue example accesses the voIume (ex: /dev/xvdá).
Ok, now End (not Terminate!!!) your issue instance. You may require to refresh the internet browser to verify it will be ceased (might take a several seconds/mins). Right now get around to the EBS Volumes section:. Unmount the Quantity that is currently attached to the issue example (you will see your instance's status marked as ended in one of the far correct columns). Refresh to confirm the volume is certainly 'obtainable'.
Support the volume to your fresh Recovery instance (if you can't see your recovery example in the list, you probably skipped the 'subnet' phase I mentioned above - and you will require to remodel your Recuperation example all over again to suit that subnet environment). Refresh, confirm it'beds right now 'in-use' in your recuperation instance. Right now, on to the fun command range methods!. Login / SSH into your Recuperation container (you can lookup your Recuperation example IP / sponsor address in the Situations section in AWS). Set your present working listing to the origin: compact disc /. Create a listing to keep your problem EBS volume: sudo mkdir bad.
Support it: sudo support /dev/xvdf /bad (NOTE: If this doesn'capital t function, you may have came across the exact same issue I acquired, so consider the adhering to rather: sudo position /dev/xvdf1 /poor, thanks to this answer ). If that will go nicely, you should today be able to cd into that /poor index and see the same file framework you would usually see when it't mounted on your authentic (presently problematic) instance. VERY IMPORTANT Notice in the pursuing couple methods how I'd using./etc and not really /etc to indicate to enhance the permissions / possession on the /bad/etc/sudoers document, NOT this Recuperation EBS volume!
One damaged volume can be enough, right?. Attempt: cd /poor ls -d./etc/sudoers. After that follow that by: stat -format%a./etc/sudoérs. Confirm thát this file's ownership and/or chmod worth is usually in reality wrong. To repair its chown ownership, perform this: sudo chówn root:root./étc/sudoers To repair its chmod worth, perform this: sudo chmód 0755./etc/sudoers Right now it's just a issue of reversing the measures!.
As soon as that's accomplished, time to unmount: compact disc / sudo umount /poor. Back again to the AWS settings page, proceed to the EBS Volume area.
Unmount the fixed volume from the Recuperation example. Refresh, confirm it't available.
Position it back again on the initial instance (DO NOT FORGET - use the same /dev/whatever/ voIume path your first instance had been making use of prior to all these steps). Refresh, cónfirm it's in-use. Right now, get around to the Instances section and Start your first instance once again. (It might get a few secs / a few minutes to reboot).
If all can be properly, you should right now be able to login ánd SSH into yóur EC2 instance and make use of sudo as soon as once again! Congrats if it worked for you as well! So quite i am sorry this can be occurring to you:(.
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