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#!/usr/bin/python |
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# -*- coding: utf-8 -*- |
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from bs4 import BeautifulSoup |
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import urllib |
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import re |
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import shlex |
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import subprocess |
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from urlparse import parse_qs |
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import httplib |
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from urlparse import urlparse |
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import os |
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import time |
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debug = False |
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soup = BeautifulSoup(urllib.urlopen('http://chromeos.hexxeh.net/').read()) |
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## {{{ http://code.activestate.com/recipes/541096/ (r1) |
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def confirm(prompt=None, resp=False): |
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"""prompts for yes or no response from the user. Returns True for yes and |
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False for no. |
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'resp' should be set to the default value assumed by the caller when |
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user simply types ENTER. |
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>>> confirm(prompt='Create Directory?', resp=True) |
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Create Directory? [y]|n: |
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True |
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>>> confirm(prompt='Create Directory?', resp=False) |
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Create Directory? [n]|y: |
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False |
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>>> confirm(prompt='Create Directory?', resp=False) |
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Create Directory? [n]|y: y |
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True |
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""" |
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if prompt is None: |
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prompt = 'Confirm' |
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if resp: |
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prompt = '%s [%s]|%s: ' % (prompt, 'y', 'n') |
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else: |
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prompt = '%s [%s]|%s: ' % (prompt, 'n', 'y') |
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while True: |
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ans = raw_input(prompt) |
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if not ans: |
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return resp |
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if ans not in ['y', 'Y', 'n', 'N']: |
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print 'please enter y or n.' |
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continue |
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if ans == 'y' or ans == 'Y': |
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return True |
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if ans == 'n' or ans == 'N': |
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return False |
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## end of http://code.activestate.com/recipes/541096/ }}} |
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def get_head(name, req): |
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url = urlparse(req) |
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conn = httplib.HTTPConnection(url.netloc) |
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conn.request('HEAD', url.path + '?' + url.query) |
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res = conn.getresponse() |
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return res.getheader(name) |
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def run(cmd, d=False, shell=False): |
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# print 'cwd', os.path.dirname(os.path.abspath(__file__)) |
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print cmd |
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if not debug or d: |
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proc = subprocess.Popen(shlex.split(cmd), stdout=subprocess.PIPE, stderr=subprocess.PIPE, |
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shell=False) |
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(curlstdout, curlstderr) = proc.communicate() |
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# print '|', curlstdout + curlstderr, '|' |
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return curlstdout + curlstderr |
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def find_croot(): |
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disk = run('bash -c "ls /dev/disk/by-label/ -all | grep C-ROOT"', True).split('/') |
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print 'C-ROOT is :', disk[len(disk) - 1] |
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if confirm(prompt='Is this correct?', resp=True): |
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return disk[len(disk) - 1] |
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else: |
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return input('Enter correct disk? (sdd5)?') |
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def unzip(verzija): |
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run('unzip ' + verzija + '-chromeos.zip') |
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def kpartx(verzija): |
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# http://blog.vodkamelone.de/archives/137-Mounting-a-disk-image-containing-several-partitions.html |
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disk = find_croot() |
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run('kpartx -a -v ChromeOS-Vanilla-' + verzija + '.img') |
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time.sleep(5) |
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run('dd if=/dev/mapper/loop0p3 of=/dev/' + disk) |
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time.sleep(5) |
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run('fsck /dev/' + disk + ' -fy') |
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time.sleep(5) |
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# run('mount /dev/mapper/loop0p3 /mnt/ -o loop,ro') |
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# Time.sleep(5) |
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# run('bash -c "cd /mnt; tar cvf ' + loc + '/chromeos.tar opt/"') |
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# time.sleep(5) |
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# run('umount /mnt/') |
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# time.sleep(5) |
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run('kpartx -d -v ChromeOS-Vanilla-' + verzija + '.img') |
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def curl(zip_image, verzija): |
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run('curl -C - -z ' + verzija + '-chromeos.zip -L ' + zip_image + ' -o ' + verzija |
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+ '-chromeos.zip') |
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def get_version(lin): |
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url = parse_qs(lin['href']) |
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return str(url['build'][0]) |
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def main(): |
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# http://chromeos.hexxeh.net/download.php?track=vanilla&build=2556.0.2012_07_07_1636-rccf8f959&type=usb |
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linki = soup.find_all(href=re.compile('track=vanilla.+type=usb')) |
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i = 1 |
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for lin in linki: |
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print '(', i, ')', get_version(lin) |
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i += 1 |
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# break |
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verzija = get_version(linki[int(input('Choose version to download?')) - 1]) |
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zip_image = get_head('location', 'http://chromeos.hexxeh.net/download.php?track=vanilla&build=' |
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+ verzija + '&type=usb') |
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size = int(get_head('content-length', zip_image)) |
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try: |
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size_local = int(os.stat(verzija + '-chromeos.zip').st_size) |
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except Exception: |
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size_local = 0 |
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print 'size', size |
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print 'size local', size_local |
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if size != size_local: |
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curl(zip_image, verzija) |
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unzip(verzija) |
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kpartx(verzija) |
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# http://distribution.hexxeh.net/archive/vanilla/2591.0.2012_07_13_1633-rd712ae90/ChromeOS-Vanilla-2591.0.2012_07_13_1633-rd712ae90.zip |
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if __name__ == '__main__': |
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main() |
@eddiegj you can find a copy of deb2tar.py here:
https://gist.githubusercontent.com/shoeper/aa6fbd118282669bbab7/raw/deb2tar.py