219 lines
6.9 KiB
Python
219 lines
6.9 KiB
Python
import subprocess
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import portage
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import sys
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import os
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import re
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from portage import versions
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from optparse import make_option
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from django.db.transaction import commit_on_success
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from django.core.management.base import BaseCommand, CommandError
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from euscanwww.euscan.models import Package, Version, VersionLog
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class Command(BaseCommand):
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_overlays = {}
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option_list = BaseCommand.option_list + (
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make_option('--all',
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action='store_true',
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dest='all',
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default=False,
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help='Scan all packages'),
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make_option('--purge-packages',
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action='store_true',
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dest='purge-packages',
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default=False,
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help='Purge old packages'),
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make_option('--purge-versions',
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action='store_true',
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dest='purge-versions',
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default=False,
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help='Purge old versions'),
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make_option('--quiet',
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action='store_true',
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dest='quiet',
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default=False,
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help='Be quiet'),
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)
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args = '<package package ...>'
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help = 'Scans portage tree and fills database'
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def handle(self, *args, **options):
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if len(args) == 0 and options['all'] == False:
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raise CommandError('You must specify a package or use --all')
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if not options['quiet']:
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self.stdout.write('Scanning portage tree...\n')
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if len(args) == 0:
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self.scan(options)
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else:
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for package in args:
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self.scan(options, package)
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if options['purge-versions']:
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self.purge_versions(options)
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if not options['quiet']:
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self.stdout.write('Done.\n')
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def overlays(self):
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if self._overlays:
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return self._overlays
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env = os.environ
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env['OVERLAYS_LIST'] = 'all'
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env['PRINT_COUNT_ALWAYS'] = 'never'
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cmd = ['eix', '-!']
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output = subprocess.Popen(cmd, stdout=subprocess.PIPE, env=env).communicate()[0]
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output = output.strip().strip('\n').split('\n')
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overlay_re = re.compile(r'^\[(?P<key>\d+)] "(?P<name>.*?)"')
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self._overlays = {}
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for line in output:
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match = overlay_re.match(line)
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if not match:
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continue
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self._overlays[match.group('key')] = match.group('name')
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return self._overlays
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@commit_on_success
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def scan(self, options, query=None):
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env = os.environ
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env['MY'] = "<category>/<name>-<version>:<slot> [<overlaynum>]\n"
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cmd = ['eix', '--format', '<availableversions:MY>', '--pure-packages', '-x']
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if query:
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cmd.extend(['--exact', query])
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output = subprocess.Popen(cmd, stdout=subprocess.PIPE, env=env).communicate()[0]
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output = output.strip().strip('\n')
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if len(output) == 0:
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if not query:
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return
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if options['purge-packages']:
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if not options['quiet']:
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sys.stdout.write('- [p] %s\n' % (query))
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if '/' in query:
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cat, pkg = portage.catsplit(query)
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Package.objects.filter(category=cat, name=pkg).delete()
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else:
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Package.objects.filter(name=query).delete()
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else:
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sys.stderr.write(self.style.ERROR("Unknown package '%s'\n" % query))
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return
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output = output.split('\n')
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packages = {}
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line_re = re.compile(r'^(?P<cpv>.*?):(?P<slot>.*?) \[(?P<overlay>.*?)\]$')
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package = None
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for line in output:
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match = line_re.match(line)
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if not match:
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continue
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cpv = match.group('cpv')
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slot = match.group('slot')
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overlay = match.group('overlay')
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cat, pkg, ver, rev = portage.catpkgsplit(cpv)
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packages['%s/%s' % (cat, pkg)] = True
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if not package or not (cat == package.category and pkg == package.name):
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package = self.store_package(options, cat, pkg)
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self.store_version(options, package, cpv, slot, overlay)
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if options['purge-packages'] and not query:
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for package in Package.objects.all():
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cp = "%s/%s" % (package.category, package.name)
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if cp not in packages:
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if not options['quiet']:
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sys.stdout.write('- [p] %s\n' % (package))
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package.delete()
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def store_package(self, options, cat, pkg):
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obj, created = Package.objects.get_or_create(category=cat, name=pkg)
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if created:
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if not options['quiet']:
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sys.stdout.write('+ [p] %s/%s\n' % (cat, pkg))
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' Set all versions dead, then set found versions alive and delete old versions '
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Version.objects.filter(package=obj, packaged=True).update(alive=False)
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return obj
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def store_version(self, options, package, cpv, slot, overlay):
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cat, pkg, ver, rev = portage.catpkgsplit(cpv)
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overlays = self.overlays()
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if overlay in overlays:
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overlay = overlays[overlay]
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else:
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overlay = 'gentoo'
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obj, created = Version.objects.get_or_create(package=package, slot=slot,
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revision=rev, version=ver,
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overlay=overlay)
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obj.alive = True
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obj.packaged = True
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obj.save()
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''' nothing to do (note: it can't be an upstream version because overlay can't be empty here) '''
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if not created:
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return
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if not options['quiet']:
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sys.stdout.write('+ [v] %s \n' % (obj))
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if overlay == 'gentoo':
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package.n_packaged += 1
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else:
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package.n_overlay += 1
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package.n_versions += 1
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package.save()
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entry = VersionLog.objects.create(package=obj.package, action=VersionLog.VERSION_ADDED)
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entry.slot = obj.slot
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entry.revision = obj.revision
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entry.version = obj.version
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entry.overlay = obj.overlay
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entry.save()
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@commit_on_success
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def purge_versions(self, options):
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' For each dead versions '
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for version in Version.objects.filter(packaged=True, alive=False):
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entry = VersionLog.objects.create(package=version.package, action=VersionLog.VERSION_REMOVED)
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entry.slot = version.slot
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entry.revision = version.revision
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entry.version = version.version
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entry.overlay = version.overlay
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entry.save()
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if version.overlay == 'gentoo':
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version.package.n_packaged -= 1
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else:
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version.package.n_overlay -= 1
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version.package.n_versions -= 1
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version.package.save()
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if not options['quiet']:
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sys.stdout.write('- [v] %s\n' % (version))
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Version.objects.filter(packaged=False, alive=False).delete()
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