Re: Permissions on /etc/sudoers messed up - reflash?

2011-01-26 Thread Philipp Haselwarter
To wrap it up:
Meego let me down, I finally reflashed.
The problem was the ubifs used on the maemo root. Couldn't get it mounted
in meego.
Most of the backup-restore worked fine, a bunch of apps are missing.

So, no way to access the rootfs without maemo; mission failed.

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Philipp Haselwarter

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Re: Permissions on /etc/sudoers messed up - reflash?

2011-01-24 Thread Philipp Haselwarter
PH == Paul Hartman paul.hartman+ma...@gmail.com writes:

PH On Fri, Jan 21, 2011 at 5:29 PM, Philipp Haselwarter
PH philipp.haselwar...@gmx.de wrote:
 I chmod 0640'ed /etc/sudoers on my N900 and closed the terminal -.-
 sudo gainroot/chmod/... fails complaining about the permissions, the
 gui package manager does so silently.  Can't mount the filesystem
 root offline on another device to chmod 0440 back (?), can't login as
 root locally, ssh to localhost seems to work but I don't have the
 slightest idea about the root password.
 
 Any way to avoid a reflash?

PH The root password should be the one you created when you installed
PH the rootsh package. If you forgot it, then...

...I'm kind of screwed, right.

PH I have not tried it, but you might be able to use a rescue initrd
PH like the one described here to gain access to your rootfs:
PH http://wiki.meego.com/ARM/N900/Using_Rescue_Initrd

Got it booted, but it seems that the rescue initrd doesn't contain
chmod. Too bad.

Furthermore I had a really hard time with the keyboard;
the only keys I was able to use were [a-zA-Z], no dashes, no slashes
(the modifier key seems to just get ignored).
Maybe I could use the chmod on the rootfs? Still, if I can neither type
-w nor 440 that's no use.

PH There are also a few things that could have helped, had you
PH installed them ahead of time, like backupmenu, or if you have
PH NITdroid or MeeGo in a dual-boot environment you might be able to
PH use them to edit your file permissions.

PH Good luck!

thanks!

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Re: Permissions on /etc/sudoers messed up - reflash?

2011-01-24 Thread Philipp Haselwarter
MZ == Matan Ziv-Av ma...@svgalib.org writes:
---8---[snipped 11 lines]---8---

MZ You can boot another system. For example Meego:

MZ 1. Download any u-boot image (for example the one from here:
MZ http://al.robotfuzz.com/~al/maemo/u-boot/u-boot.bin ) and flash it
MZ (as a kernel):

MZ flasher-3.5 -f -k u-boot.bin


MZ 2. Prepare a uSD card for meego according to instructions here:
MZ http://wiki.meego.com/ARM/N900/Install/MMC

Right now I'm trying to get someone to borrow me a microSD card that can
hold the image; the smallest one seems to be ~1.8GB and I only have a
1GB card.
Are there smaller images available that I missed?

MZ 3. Boot into meego, mount the N900 root filesystem (ubifs on mtd5),
MZ and fix the problem

MZ 4. Reflash kernel by downloading the firmware image and using the
MZ command

MZ flasher-3.5 -f -F RX-51_2009SE_20.2010.36-2_PR_COMBINED_MR0_ARM.bin
MZ --flash-only=kernel

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Permissions on /etc/sudoers messed up - reflash?

2011-01-21 Thread Philipp Haselwarter
I chmod 0640'ed /etc/sudoers on my N900 and closed the terminal -.-
sudo gainroot/chmod/... fails complaining about the permissions, the gui
package manager does so silently.
Can't mount the filesystem root offline on another device to chmod 0440
back (?), can't login as root locally, ssh to localhost seems to work but I
don't have the slightest idea about the root password.

Any way to avoid a reflash?

-- 
Philipp Haselwarter

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Re: Permissions on /etc/sudoers messed up - reflash?

2011-01-21 Thread Matan Ziv-Av

On Sat, 22 Jan 2011, Philipp Haselwarter wrote:


I chmod 0640'ed /etc/sudoers on my N900 and closed the terminal -.-
sudo gainroot/chmod/... fails complaining about the permissions, the gui
package manager does so silently.
Can't mount the filesystem root offline on another device to chmod 0440
back (?), can't login as root locally, ssh to localhost seems to work but I
don't have the slightest idea about the root password.

Any way to avoid a reflash?


You can boot another system. For example Meego:

1. Download any u-boot image (for example the one from here:
   http://al.robotfuzz.com/~al/maemo/u-boot/u-boot.bin ) and flash it
   (as a kernel):

flasher-3.5 -f -k u-boot.bin


2. Prepare a uSD card for meego according to instructions here:
   http://wiki.meego.com/ARM/N900/Install/MMC

3. Boot into meego, mount the N900 root filesystem (ubifs on mtd5), and
   fix the problem

4. Reflash kernel by downloading the firmware image and using the
   command

flasher-3.5 -f -F RX-51_2009SE_20.2010.36-2_PR_COMBINED_MR0_ARM.bin 
--flash-only=kernel



--
Matan Ziv-Av. ma...@svgalib.org


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Re: Permissions on /etc/sudoers messed up - reflash?

2011-01-21 Thread Paul Hartman
On Fri, Jan 21, 2011 at 5:29 PM, Philipp Haselwarter
philipp.haselwar...@gmx.de wrote:
 I chmod 0640'ed /etc/sudoers on my N900 and closed the terminal -.-
 sudo gainroot/chmod/... fails complaining about the permissions, the gui
 package manager does so silently.
 Can't mount the filesystem root offline on another device to chmod 0440
 back (?), can't login as root locally, ssh to localhost seems to work but I
 don't have the slightest idea about the root password.

 Any way to avoid a reflash?

The root password should be the one you created when you installed the
rootsh package. If you forgot it, then...

I have not tried it, but you might be able to use a rescue initrd like
the one described here to gain access to your rootfs:
http://wiki.meego.com/ARM/N900/Using_Rescue_Initrd

There are also a few things that could have helped, had you installed
them ahead of time, like backupmenu, or if you have NITdroid or MeeGo
in a dual-boot environment you might be able to use them to edit your
file permissions.

Good luck!
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Re: Permissions on /etc/sudoers messed up - reflash?

2011-01-21 Thread Tuomo Tanskanen
Hi!

rootsh package does not modify root password, but openssh does.

Cheers, Tumi

- Original message -
 On Fri, Jan 21, 2011 at 5:29 PM, Philipp Haselwarter
 philipp.haselwar...@gmx.de wrote:
  I chmod 0640'ed /etc/sudoers on my N900 and closed the terminal -.-
  sudo gainroot/chmod/... fails complaining about the permissions, the
  gui package manager does so silently.
  Can't mount the filesystem root offline on another device to chmod 0440
  back (?), can't login as root locally, ssh to localhost seems to work
  but I don't have the slightest idea about the root password.
  
  Any way to avoid a reflash?
 
 The root password should be the one you created when you installed the
 rootsh package. If you forgot it, then...
 
 I have not tried it, but you might be able to use a rescue initrd like
 the one described here to gain access to your rootfs:
 http://wiki.meego.com/ARM/N900/Using_Rescue_Initrd
 
 There are also a few things that could have helped, had you installed
 them ahead of time, like backupmenu, or if you have NITdroid or MeeGo
 in a dual-boot environment you might be able to use them to edit your
 file permissions.
 
 Good luck!
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Sudoers

2007-08-10 Thread Dr . Nicholas Shaw

Ok, not finding the warnings until AFTER I screwed up, is there any way to repair /etc/sudoers without reflashing? 
In trying to run a program that required root, I "sudo gainroot" and ran the program; however, the program didn't run properly so I changed the permissions from 440 to 660 on sudoers, added an entry and all was good. EXCEPT I didn't change the permissions back. Duh.
Now, of course, after logging out of root, I can't log back in as root and 'Application Manager' doesnt work.
I'm prepared to flash but would rather not. I have a current backup but I have numerous programs and reloading them will be a royal pain.
Thanks in advance for any suggestions/recommendations. Again, I'm prepared for the, "you're screwed, dude - reflash." Hopefully it won't come to that...
Thanks,

Nick.
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Re: Sudoers

2007-08-10 Thread Igor Stoppa
On Fri, 2007-08-10 at 16:44 -0400, ext Dr. Nicholas Shaw wrote:
 Ok, not finding the warnings until AFTER I screwed up, is there any
 way to repair /etc/sudoers without reflashing?  
 
 In trying to run a program that required root, I sudo gainroot and
 ran the program; however, the program didn't run properly so I changed
 the permissions from 440 to 660 on sudoers, added an entry and all was
 good.  EXCEPT I didn't change the permissions back.  Duh.
 
 Now, of course, after logging out of root, I can't log back in as root
 and 'Application Manager' doesnt work.
 
 I'm prepared to flash but would rather not.  I have a current backup
 but I have numerous programs and reloading them will be a royal pain.
 
 Thanks in advance for any suggestions/recommendations.  Again, I'm
 prepared for the, you're screwed, dude - reflash.  Hopefully it
 won't come to that...
 
 Thanks,
 
 
 Nick.

ssh [EMAIL PROTECTED] ?

-- 
Cheers, Igor

Igor Stoppa [EMAIL PROTECTED]
(Nokia Multimedia - CP - OSSO / Helsinki, Finland)
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Re: Sudoers

2007-08-10 Thread Dr . Nicholas Shaw

Thanks, Igor but that didn't work. I just get the message, "-sh: ssh: not found". But... I did find the file ,"sudoedit." Live and learn... 

Nick.

On Fri Aug 10 14:52 , Igor Stoppa <[EMAIL PROTECTED]>sent:


On Fri, 2007-08-10 at 16:44 -0400, ext Dr. Nicholas Shaw wrote:
 Ok, not finding the warnings until AFTER I screwed up, is there any
 way to repair /etc/sudoers without reflashing? 
 
 In trying to run a program that required root, I "sudo gainroot" and
 ran the program; however, the program didn't run properly so I changed
 the permissions from 440 to 660 on sudoers, added an entry and all was
 good. EXCEPT I didn't change the permissions back. Duh.
 
 Now, of course, after logging out of root, I can't log back in as root
 and 'Application Manager' doesnt work.
 
 I'm prepared to flash but would rather not. I have a current backup
 but I have numerous programs and reloading them will be a royal pain.
 
 Thanks in advance for any suggestions/recommendations. Again, I'm
 prepared for the, "you're screwed, dude - reflash." Hopefully it
 won't come to that...
 
 Thanks,
 
 
 Nick.

ssh [EMAIL PROTECTED] ?

-- 
Cheers, Igor

Igor Stoppa [EMAIL PROTECTED]
(Nokia Multimedia - CP - OSSO / Helsinki, Finland)

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