User:Ixo/Script: Difference between revisions

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Revision as of 14:18, 4 February 2008


Various bash and other scripts, frequently used.

(All submitted under CC-BY-SA-NC 3.0 license)
(I know bash not python, so if you want to offer python versions, please send them my way. :)

xo-info

Summary

  • Quickly display various useful troubleshooting information about the XO Laptop

Description

  • Duickly display various useful troubleshooting information about the XO Laptop
  • Shows current os version: /etc/issue /boot/olpc_build
  • Shows available os versions /versions/pristine/*/boot/olpc_build
  • Show available os hash info
    • /versions/running /versions/boot
    • /versions/* /versions/contents/* /versions/pristine/* /versions/configs/*

Benefits

  • Show both versions (current and alt-boot) of OS installed on the system


#!/usr/bin/bash
#### FILE: xo-info ########
# 2008 01 12, Iain Davidson, xo AT myna DOT ws
## RELEASED under CC-BY-SA-NC 3.0 license.

grep -v "garbage-to-ignore" /etc/issue /boot/olpc_build /versions/pristine/*/boot/olpc_build
ls -Ld /versions/* /versions/contents/* /versions/pristine/*  /versions/configs/*
ls -ld /versions/running /versions/boot


get-xo

Summary

  • Get a local copy/backup of your XO Laptop

Description

  • From server (or any other computer), backup copy files from XO Laptop.
  • Script can ran multiple times, will only copy over files which have changed.

Benefits

  • Allows examination of files on different machine, with better local tools and resources.
  • run between operations on the XO, to see files created or updated.
#!/usr/bin/bash
#### FILE: get-xo ########
# 2008 01 12, Iain Davidson, xo AT myna DOT ws
## RELEASED under CC-BY-SA-NC 3.0 license.
 
rsync --verbose --progress --times --perms --recursive --compress --links --rsh="ssh" \
   olpc@192.168.0.12:/home /home/Downloads/OLPC-BACKUP

NOTES:

Command is one single line.
'192.168.0.12' is the IP address of the OLPC XO Laptop.
Must setup password for olpc account


log-update

Summary

  • Do an olpc-update to specific build (joyride or Update), log results.

Description

  • Log various system information during an olpc-update for later examination

Benefits

  • Creates permanent record and timing of update, for later viewing.

First script:


#!/bin/bash
## FILE: log-update ######
# 2008 01 10, Iain Davidson, xo AT myna DOT ws
## RELEASED under CC-BY-SA-NC 3.0 license.
ver="update.1-681"
cd ~olpc
echo "------- $ver -------------------------------------"
date
# Below is various system information nice to log before the update 
# (aka xo-info)
grep -v "garbage-to-ignore" /etc/issue /boot/olpc_build
ls -Ld /versions/* /versions/contents/* /versions/pristine/*  /versions/configs/*
ls -ld /versions/running /versions/boot
#
/usr/sbin/olpc-update $ver
#
date
echo "------- ______________________ $ver"


Second script:

#!/bin/bash
## FILE: log-update-capture #######
# 2008 01 12, Iain Davidson, xo AT myna DOT ws
## RELEASED under CC-BY-SA-NC 3.0 license.
cd ~olpc
./log-update >>log-update.out 2>>log-update.out


NOTES:

Assumed that scripts are in /home/olpc , both have 'x' execute bit set.
Currently need to set manually the version number to update, future feature is passing it along, or picking from list (or latest).