from base64 import b64decode from bencode import bdecode, bencode from datetime import datetime import hashlib from pytz import utc from django.conf import settings from django.core.urlresolvers import reverse from django.db import models from django.db.models.signals import pre_save from django.utils.safestring import mark_safe from main.fields import PositiveBigIntegerField from main.utils import set_created_field, parse_markdown class IsoOption(models.Model): name = models.CharField(max_length=200) def __unicode__(self): return self.name class Meta: abstract = True class RollbackOption(IsoOption): class Meta: abstract = True class Iso(models.Model): name = models.CharField(max_length=255) created = models.DateTimeField(editable=False) removed = models.DateTimeField(null=True, blank=True, default=None) active = models.BooleanField(default=True) def get_absolute_url(self): return reverse('releng-results-iso', args=[self.pk]) def __unicode__(self): return self.name class Meta: verbose_name = 'ISO' class Architecture(IsoOption): pass class IsoType(IsoOption): class Meta: verbose_name = 'ISO type' class BootType(IsoOption): pass class HardwareType(IsoOption): pass class InstallType(IsoOption): pass class Source(IsoOption): pass class ClockChoice(IsoOption): pass class Filesystem(RollbackOption): pass class Module(RollbackOption): pass class Bootloader(IsoOption): pass class Test(models.Model): user_name = models.CharField(max_length=500) user_email = models.EmailField('email address') ip_address = models.GenericIPAddressField('IP address', unpack_ipv4=True) created = models.DateTimeField(editable=False) iso = models.ForeignKey(Iso) architecture = models.ForeignKey(Architecture) iso_type = models.ForeignKey(IsoType) boot_type = models.ForeignKey(BootType) hardware_type = models.ForeignKey(HardwareType) install_type = models.ForeignKey(InstallType) source = models.ForeignKey(Source) clock_choice = models.ForeignKey(ClockChoice) filesystem = models.ForeignKey(Filesystem) modules = models.ManyToManyField(Module, null=True, blank=True) bootloader = models.ForeignKey(Bootloader) rollback_filesystem = models.ForeignKey(Filesystem, related_name="rollback_test_set", null=True, blank=True) rollback_modules = models.ManyToManyField(Module, related_name="rollback_test_set", null=True, blank=True) success = models.BooleanField(default=True) comments = models.TextField(null=True, blank=True) class Release(models.Model): release_date = models.DateField(db_index=True) version = models.CharField(max_length=50, unique=True) kernel_version = models.CharField(max_length=50, blank=True) md5_sum = models.CharField('MD5 digest', max_length=32, blank=True) sha1_sum = models.CharField('SHA1 digest', max_length=40, blank=True) created = models.DateTimeField(editable=False) last_modified = models.DateTimeField(editable=False) available = models.BooleanField(default=True) info = models.TextField('Public information', blank=True) torrent_data = models.TextField(blank=True, help_text="base64-encoded torrent file") class Meta: get_latest_by = 'release_date' ordering = ('-release_date', '-version') def __unicode__(self): return self.version def get_absolute_url(self): return reverse('releng-release-detail', args=[self.version]) def dir_path(self): return "iso/%s/" % self.version def iso_url(self): return "iso/%s/%s-%s-dual.iso" % (self.version, settings.BRANDING_SLUG, self.version) def magnet_uri(self): query = [ ('dn', "%s-%s-dual.iso" % (settings.BRANDING_SLUG, self.version)), ] if settings.TORRENT_TRACKERS: query.extend(('tr', uri) for uri in settings.TORRENT_TRACKERS) metadata = self.torrent() if metadata and 'info_hash' in metadata: query.insert(0, ('xt', "urn:btih:%s" % metadata['info_hash'])) return "magnet:?%s" % '&'.join(['%s=%s' % (k, v) for k, v in query]) def info_html(self): return mark_safe(parse_markdown(self.info)) def torrent(self): try: data = b64decode(self.torrent_data.encode('utf-8')) except TypeError: return None if not data: return None data = bdecode(data) # transform the data into a template-friendly dict info = data.get('info', {}) metadata = { 'comment': data.get('comment', None), 'created_by': data.get('created by', None), 'creation_date': None, 'announce': data.get('announce', None), 'file_name': info.get('name', None), 'file_length': info.get('length', None), 'piece_count': len(info.get('pieces', '')) / 20, 'piece_length': info.get('piece length', None), 'url_list': data.get('url-list', []), 'info_hash': None, } if 'creation date' in data: created= datetime.utcfromtimestamp(data['creation date']) metadata['creation_date'] = created.replace(tzinfo=utc) if info: metadata['info_hash'] = hashlib.sha1(bencode(info)).hexdigest() return metadata for model in (Iso, Test, Release): pre_save.connect(set_created_field, sender=model, dispatch_uid="releng.models") # vim: set ts=4 sw=4 et: