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Merge branch 'develop' of github.com:digitalocean/netbox into develop-2.2

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This commit is contained in:
Jeremy Stretch
2017-09-25 15:12:47 -04:00
parent 2ca161f3d8 02d8897b82
commit 0d9ff907a8
21 changed files with 341 additions and 114 deletions
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52
netbox/dcim/models.py
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@@ -13,6 +13,7 @@ from django.core.exceptions import ValidationError
from django.core.validators import MaxValueValidator, MinValueValidator
from django.db import models
from django.db.models import Count, Q, ObjectDoesNotExist
from django.db.models.expressions import RawSQL
from django.urls import reverse
from django.utils.encoding import python_2_unicode_compatible
@@ -642,15 +643,16 @@ class InterfaceQuerySet(models.QuerySet):
To order interfaces naturally, the `name` field is split into six distinct components: leading text (type),
slot, subslot, position, channel, and virtual circuit:
{type}{slot}/{subslot}/{position}:{channel}.{vc}
{type}{slot}/{subslot}/{position}/{subposition}:{channel}.{vc}
Components absent from the interface name are ignored. For example, an interface named GigabitEthernet0/1 would
be parsed as follows:
Components absent from the interface name are ignored. For example, an interface named GigabitEthernet1/2/3
would be parsed as follows:
name = 'GigabitEthernet'
slot = None
subslot = 0
position = 1
slot = 1
subslot = 2
position = 3
subposition = 0
channel = None
vc = 0
@@ -659,17 +661,35 @@ class InterfaceQuerySet(models.QuerySet):
"""
sql_col = '{}.name'.format(self.model._meta.db_table)
ordering = {
IFACE_ORDERING_POSITION: ('_slot', '_subslot', '_position', '_channel', '_vc', '_type', 'name'),
IFACE_ORDERING_NAME: ('_type', '_slot', '_subslot', '_position', '_channel', '_vc', 'name'),
IFACE_ORDERING_POSITION: (
'_slot', '_subslot', '_position', '_subposition', '_channel', '_vc', '_type', '_id', 'name',
),
IFACE_ORDERING_NAME: (
'_type', '_slot', '_subslot', '_position', '_subposition', '_channel', '_vc', '_id', 'name',
),
}[method]
return self.extra(select={
'_type': "SUBSTRING({} FROM '^([^0-9]+)')".format(sql_col),
'_slot': "CAST(SUBSTRING({} FROM '([0-9]+)\/[0-9]+\/[0-9]+(:[0-9]+)?(\.[0-9]+)?$') AS integer)".format(sql_col),
'_subslot': "CAST(SUBSTRING({} FROM '([0-9]+)\/[0-9]+(:[0-9]+)?(\.[0-9]+)?$') AS integer)".format(sql_col),
'_position': "CAST(SUBSTRING({} FROM '([0-9]+)(:[0-9]+)?(\.[0-9]+)?$') AS integer)".format(sql_col),
'_channel': "COALESCE(CAST(SUBSTRING({} FROM ':([0-9]+)(\.[0-9]+)?$') AS integer), 0)".format(sql_col),
'_vc': "COALESCE(CAST(SUBSTRING({} FROM '\.([0-9]+)$') AS integer), 0)".format(sql_col),
}).order_by(*ordering)
TYPE_RE = r"SUBSTRING({} FROM '^([^0-9]+)')"
ID_RE = r"CAST(SUBSTRING({} FROM '^(?:[^0-9]+)([0-9]+)$') AS integer)"
SLOT_RE = r"CAST(SUBSTRING({} FROM '^(?:[^0-9]+)([0-9]+)\/') AS integer)"
SUBSLOT_RE = r"CAST(SUBSTRING({} FROM '^(?:[^0-9]+)(?:[0-9]+\/)([0-9]+)') AS integer)"
POSITION_RE = r"CAST(SUBSTRING({} FROM '^(?:[^0-9]+)(?:[0-9]+\/){{2}}([0-9]+)') AS integer)"
SUBPOSITION_RE = r"CAST(SUBSTRING({} FROM '^(?:[^0-9]+)(?:[0-9]+\/){{3}}([0-9]+)') AS integer)"
CHANNEL_RE = r"COALESCE(CAST(SUBSTRING({} FROM ':([0-9]+)(\.[0-9]+)?$') AS integer), 0)"
VC_RE = r"COALESCE(CAST(SUBSTRING({} FROM '\.([0-9]+)$') AS integer), 0)"
fields = {
'_type': RawSQL(TYPE_RE.format(sql_col), []),
'_id': RawSQL(ID_RE.format(sql_col), []),
'_slot': RawSQL(SLOT_RE.format(sql_col), []),
'_subslot': RawSQL(SUBSLOT_RE.format(sql_col), []),
'_position': RawSQL(POSITION_RE.format(sql_col), []),
'_subposition': RawSQL(SUBPOSITION_RE.format(sql_col), []),
'_channel': RawSQL(CHANNEL_RE.format(sql_col), []),
'_vc': RawSQL(VC_RE.format(sql_col), []),
}
return self.annotate(**fields).order_by(*ordering)
def connectable(self):
"""