53 lines
1.6 KiB
Python
53 lines
1.6 KiB
Python
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#!/usr/bin/env python3
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# TODO: add config file support
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import os
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import re
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import shutil
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import subprocess
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##
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import requests
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from lxml import etree
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dest_dir = '/boot/iso'
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dest_file = 'sysresccd.iso'
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ver_file = '.sysresccd.info'
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feed_url = 'https://osdn.net/projects/systemrescuecd/storage/!rss'
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dl_base = ('https://osdn.net/frs/'
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'redir.php?m=constant&f='
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'/storage/g/s/sy/systemrescuecd/releases/{version}/systemrescuecd-{version}.iso')
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old_version = None
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new_version = None
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grub_cfg = '/etc/grub.d/40_custom_sysresccd'
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def downloadISO(url, version):
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dest = os.path.join(dest_dir, dest_file)
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destver = os.path.join(dest_dir, ver_file)
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with requests.get(url, stream = True) as url:
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with open(dest, 'wb') as fh:
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shutil.copyfileobj(url.raw, fh)
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with open(destver, 'w') as fh:
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fh.write(version.strip())
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return()
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if os.path.isfile(os.path.join(dest_dir, ver_file)):
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with open(os.path.join(dest_dir, ver_file), 'r') as f:
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old_version = f.read().strip()
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r = requests.get(feed_url)
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if not r.ok:
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raise RuntimeError('Could not fetch feed from {0}'.format(feed_url))
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feed = etree.fromstring(r.content)
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latest = feed.xpath('//item')[0]
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raw_version = os.path.basename(latest.find('title').text.strip())
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new_version = re.sub(r'^systemrescuecd-(x86-)?(?P<version>[0-9.]+).iso',
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r'\g<version>',
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raw_version)
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dl_url = dl_base.format(version = new_version)
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if old_version and old_version != new_version:
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downloadISO(dl_url, new_version)
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elif not old_version:
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downloadISO(dl_url, new_version)
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