[kernel-team] 07/47: Add Jurij's config extractor before it gets lost

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benh pushed a commit to branch master
in repository kernel-team.

commit 6972f42b344d6d4e174883a78bfc1964b88c72fd
Author: Ben Hutchings <benh at debian.org>
Date:   Fri Apr 8 13:09:30 2011 +0000

    Add Jurij's config extractor before it gets lost
    
    svn path=/people/benh/; revision=17215
---
 scripts/benh/getconfig.py | 173 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 173 insertions(+)

diff --git a/scripts/benh/getconfig.py b/scripts/benh/getconfig.py
new file mode 100644
index 0000000..3ad566c
--- /dev/null
+++ b/scripts/benh/getconfig.py
@@ -0,0 +1,173 @@
+#!/usr/bin/env python
+#
+# Copyright (C) 2007 Jurij Smakov <jurij at debian.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+
+import re
+import os
+import sys
+import glob
+import stat
+import datetime
+
+pkgbase = '/org/ftp.debian.org/ftp/pool/main/l/linux-2.6/'
+webbase = 'public_html'
+master_template = '%s/sw/master.template' % webbase
+arch_template = '%s/sw/arch.template' % webbase
+arches = ('alpha', 'amd64', 'arm', 'armel', 'hppa', 'i386', 'ia64', 'm68k', 'mips',
+          'mipsel', 'powerpc', 's390', 'sparc')
+
+def openlog(logfile):
+	global logfd
+	try:
+		logfd = open(logfile, 'w')
+	except IOError:
+		logfd = sys.stderr
+
+def closelog():
+	global logfd
+	logfd.close()
+	
+def log(s):
+	global logfd
+	logfd.write('%s\n' % s)
+	logfd.flush()
+
+def make_row_main(file, count):
+	color = (count % 2 == 0) and 'white' or 'grey'
+	res = '<tr class="%s">\n' % color
+	res += '<td><strong>%s</strong></td>\n' % file
+	for a in arches:
+		res += '<td><a href="%s/%s/">%s</a></td>\n' % (file, a, a)
+	res += '</tr>\n'
+	return res
+
+def make_table_main(dir, files):
+	versions = filter(lambda x: x[0:2] == '2.', files)
+	if not versions: return ''
+	versions.sort(lambda x, y: -cmp(x,y))
+	res = ''
+	count = 1
+	for v in versions:
+		res += make_row_main(v, count)
+		count += 1
+	return res
+
+def make_table_arch(dir, files):
+	configs = filter(lambda x: 'config' in x, files)
+	if not configs:
+		res = '<tr class="white"><td colspan=3>\n'
+		res += 'No files available at this time.\n'
+		res += 'This may happen if the binary package for this architecture\n'
+		res += 'was not built yet, or the automatic build failed.\n'
+		res += '</td></tr>\n'
+		return res
+	res = ''
+	count = 1
+	for c in configs:
+		res += make_row_arch(dir, c, count)
+		count += 1
+	return res
+
+def make_row_arch(dir, file, count):
+	fstat = os.stat(os.path.join(dir, file))
+	fsize = fstat[stat.ST_SIZE]
+	ftime = datetime.datetime.fromtimestamp(fstat[stat.ST_MTIME])
+	color = (count % 2 == 0) and 'grey' or 'white'
+	res = '<tr class="%s">\n' % color
+	res += '<td style="text-align:left"><a href="%s">%s</a></td>\n' % (file, file)
+	res += '<td>%s</td>\n' % ftime.strftime('%a %b %d %H:%M:%S')
+	res += '<td>%ld</td>\n' % fsize
+	res += '</tr>\n'
+	return res
+
+def get_dict_arch(dir):
+	res = {}
+	t = dir.split('/')
+	res['version'] = t[1]
+	res['arch'] = t[2]
+	return res
+
+def time_now():
+	return datetime.datetime.now().strftime('%a %b %d %H:%M:%S')
+
+def write_html(dir, template, make_table, get_dict=None):
+	dict = {}
+	if get_dict: dict = get_dict(dir)
+	dict['timestamp'] = time_now()
+	dict['table'] = make_table(dir, os.listdir(dir))
+	tmpl = open(template).read()
+	open(os.path.join(dir, 'index.html'), 'w').write(tmpl % dict)
+
+def extract_configs(basedir):
+	res = []
+	rdeb = re.compile('(linux-image|linux-modules)-(.+)?_(.+)?_(.+)\.deb')
+	for pkgname in os.listdir(basedir):
+		m = rdeb.match(pkgname)
+		if not m: continue
+		log('I: processing %s' % pkgname)
+		t = m.group(2).split('-')
+		uver = t[0]
+		abi  = t[1]
+		flavor = '-'.join(t[2:])
+		ver  = m.group(3)
+		arch = m.group(4)
+		config_name = 'config-%s-%s-%s' % (uver, abi, flavor)
+		config_deb  = './boot/%s' % config_name
+		config_ver  = os.path.join(webbase, ver)
+		config_dir  = os.path.join(config_ver, arch)
+		config_file = os.path.join(config_dir, config_name)
+		if os.path.isfile('%s.gz' % config_file):
+			log('I: file %s already exists, skipping' % config_file)
+			continue
+		# Attempt to extract
+		pkg = os.path.join(basedir, pkgname)
+		cmd = 'ar p %s data.tar.gz | tar xzf - %s' % (pkg, config_deb)
+		log('I: extracting config from %s' % pkg)
+		status = os.system(cmd)
+		if os.WEXITSTATUS(status) != 0:
+			log('E: extraction failed, skipping')
+			continue
+		log('I: extracted %s' % config_deb)
+
+		if not os.path.isdir(config_dir): os.makedirs(config_dir)
+		os.rename(config_deb, config_file)
+		os.system('gzip -9 %s' % config_file)
+		log('I: wrote %s.gz' % config_file)
+		if config_ver not in res: res.append(config_ver)
+	return res
+
+#
+# Main routine
+#
+openlog('public_html/logs/getconfig.log')
+log('I: commencing getconfig.py run at %s' % time_now())
+update_needed = extract_configs(pkgbase)
+if len(sys.argv) > 1 and sys.argv[1] == 'force-update':
+	# Regenerate all HTML
+	log('I: update forced, will regenerate all HTML')
+	update_needed = glob.glob('%s/2.*' % webbase)
+log('I: extraction finished, need updates in %d directories' % len(update_needed))
+for verdir in update_needed:
+	for a in arches:
+		dir = os.path.join(verdir, a)
+		if not os.path.isdir(dir): os.makedirs(dir)
+		log('I: updating index.html in %s' % dir)
+		write_html(dir, arch_template, make_table_arch, get_dict = get_dict_arch)
+log('I: generating main index.html')
+write_html(webbase, master_template, make_table_main) 
+log('I: run finished at %s' % time_now())

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