class Backend(models.Model):
address = models.GenericIPAddressField(protocol='IPv4')
port = models.PositiveIntegerField(
default='80',
validators=[MinValueValidator(1), MaxValueValidator(65535)]
)
weight = models.PositiveIntegerField(
default='1',
choices=[(x, x) for x in range(0, 101)]
)
dc = models.ForeignKey(Dc, on_delete=models.PROTECT)
max_connections = models.PositiveIntegerField(
default='5',
choices=[(x, x) for x in range(1, 101)]
)
connect_timeout = NormalizedDecimalField(
default='0.30',
decimal_places=2,
max_digits=4,
choices=generate_choices(1, 101, 100),
verbose_name=u'Connect timeout (s)'
)
first_byte_timeout = NormalizedDecimalField(
default='5',
decimal_places=2,
max_digits=5,
choices=generate_choices(1, 8001, 100),
verbose_name=u'First byte timeout (s)'
)
between_bytes_timeout = NormalizedDecimalField(
default='1',
decimal_places=2,
max_digits=5,
choices=generate_choices(1, 8001, 100),
verbose_name=u'Between bytes timeout (s)'
)
director = models.ForeignKey(
Director,
related_name='backends',
on_delete=models.PROTECT
)
enabled = models.BooleanField(default=True)
tags = TaggableManager(blank=True)
inherit_time_profile = models.BooleanField(default=False)
def __unicode__(self):
return make_backend_name(self)
class Meta:
unique_together = (('address', 'port', 'director'),)
class Probe(models.Model):
name = models.CharField(max_length=30,
validators=[name_validator],
unique=True)
url = models.CharField(max_length=50)
expected_response = models.PositiveIntegerField(default='200')
interval = models.PositiveIntegerField(default='3',
choices=[(x, x)
for x in range(1, 301)],
verbose_name='Interval (s)')
timeout = NormalizedDecimalField(default='1',
decimal_places=1,
max_digits=4,
choices=generate_choices(1, 51, 10, 1),
verbose_name='Timeout (s)')
window = models.PositiveIntegerField(default='5',
choices=[(x, x) for x in range(1, 6)],
verbose_name='Window (s)')
threshold = models.PositiveIntegerField(default='3',
choices=[(x, x)
for x in range(1, 301)])
start_as_healthy = models.BooleanField(
'Start backend as healthy',
default=False,
help_text=
'<i>New backend is starting with healthy status, there is no need to initial health check pass</i>'
)
def __str__(self):
return "%s (%s)" % (self.name, self.url)
class Probe(models.Model):
name = models.CharField(max_length=30, validators=[vcl_name_validator], unique=True)
url = models.CharField(max_length=50)
expected_response = models.PositiveIntegerField(default='200')
interval = models.PositiveIntegerField(
default='3',
choices=[(x, x) for x in range(1, 301)],
verbose_name=u'Interval (s)'
)
timeout = NormalizedDecimalField(
default='1',
decimal_places=1,
max_digits=4,
choices=generate_choices(1, 51, 10, 1),
verbose_name=u'Timeout (s)'
)
window = models.PositiveIntegerField(
default='5',
choices=[(x, x) for x in range(1, 6)],
verbose_name=u'Window (s)'
)
threshold = models.PositiveIntegerField(
default='3',
choices=[(x, x) for x in range(1, 301)]
)
def __unicode__(self):
return "%s (%s)" % (self.name, self.url)
def test_generate_choices():
div = Decimal(5)
expected_choices = [
(Decimal(0 / div), '0.00'),
(Decimal(1 / div), '0.20'),
(Decimal(2 / div), '0.40'),
(Decimal(3 / div), '0.60'),
(Decimal(4 / div), '0.80'),
(Decimal(5 / div), '1.00')
]
assert_equals(expected_choices, generate_choices(0, 6, 5))
def test_generate_choices():
div = Decimal(5)
expected_choices = [
(Decimal(0 / div), '0.00'),
(Decimal(1 / div), '0.20'),
(Decimal(2 / div), '0.40'),
(Decimal(3 / div), '0.60'),
(Decimal(4 / div), '0.80'),
(Decimal(5 / div), '1.00')
]
assert_equals(expected_choices, generate_choices(0, 6, 5))
