aboutsummaryrefslogtreecommitdiffstats
path: root/src/resource_inventory/models.py
blob: d4b8e8399ab3f3bc6d376071a0b5cbc9568a7673 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
##############################################################################
# Copyright (c) 2018 Sawyer Bergeron, Parker Berberian, and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################

from django.contrib.auth.models import User
from django.db import models
from django.core.validators import RegexValidator

import re

from account.models import Lab


# profile of resources hosted by labs
class HostProfile(models.Model):
    id = models.AutoField(primary_key=True)
    host_type = models.PositiveSmallIntegerField(default=0)
    name = models.CharField(max_length=200, unique=True)
    description = models.TextField()
    labs = models.ManyToManyField(Lab, related_name="hostprofiles")

    def validate(self):
        validname = re.compile(r"^[A-Za-z0-9\-\_\.\/\, ]+$")
        if not validname.match(self.name):
            return "Invalid host profile name given. Name must only use A-Z, a-z, 0-9, hyphens, underscores, dots, commas, or spaces."
        else:
            return None

    def __str__(self):
        return self.name


class InterfaceProfile(models.Model):
    id = models.AutoField(primary_key=True)
    speed = models.IntegerField()
    name = models.CharField(max_length=100)
    host = models.ForeignKey(HostProfile, on_delete=models.CASCADE, related_name='interfaceprofile')
    nic_type = models.CharField(
        max_length=50,
        choices=[
            ("onboard", "onboard"),
            ("pcie", "pcie")
        ],
        default="onboard"
    )

    def __str__(self):
        return self.name + " for " + str(self.host)


class DiskProfile(models.Model):
    id = models.AutoField(primary_key=True)
    size = models.IntegerField()
    media_type = models.CharField(max_length=50, choices=[
        ("SSD", "SSD"),
        ("HDD", "HDD")
    ])
    name = models.CharField(max_length=50)
    host = models.ForeignKey(HostProfile, on_delete=models.CASCADE, related_name='storageprofile')
    rotation = models.IntegerField(default=0)
    interface = models.CharField(
        max_length=50,
        choices=[
            ("sata", "sata"),
            ("sas", "sas"),
            ("ssd", "ssd"),
            ("nvme", "nvme"),
            ("scsi", "scsi"),
            ("iscsi", "iscsi"),
        ],
        default="sata"
    )

    def __str__(self):
        return self.name + " for " + str(self.host)


class CpuProfile(models.Model):
    id = models.AutoField(primary_key=True)
    cores = models.IntegerField()
    architecture = models.CharField(max_length=50, choices=[
        ("x86_64", "x86_64"),
        ("aarch64", "aarch64")
    ])
    cpus = models.IntegerField()
    host = models.ForeignKey(HostProfile, on_delete=models.CASCADE, related_name='cpuprofile')
    cflags = models.TextField(null=True)

    def __str__(self):
        return str(self.architecture) + " " + str(self.cpus) + "S" + str(self.cores) + " C for " + str(self.host)


class RamProfile(models.Model):
    id = models.AutoField(primary_key=True)
    amount = models.IntegerField()
    channels = models.IntegerField()
    host = models.ForeignKey(HostProfile, on_delete=models.CASCADE, related_name='ramprofile')

    def __str__(self):
        return str(self.amount) + "G for " + str(self.host)


class Resource(models.Model):
    class Meta:
        abstract = True

    def get_configuration(self, state):
        """
        Returns the desired configuration for this host as a
        JSON object as defined in the rest api spec.
        state is a ConfigState
        TODO: single method, or different methods for hw, network, snapshot, etc?
        """
        raise NotImplementedError("Must implement in concrete Resource classes")

    def reserve(self):
        """
        Reserves this resource for its currently
        assigned booking.
        """
        raise NotImplementedError("Must implement in concrete Resource classes")

    def release(self):
        """
        Makes this resource available again for new boookings
        """
        raise NotImplementedError("Must implement in concrete Resource classes")


# Generic resource templates
class GenericResourceBundle(models.Model):
    id = models.AutoField(primary_key=True)
    name = models.CharField(max_length=300, unique=True)
    xml = models.TextField()
    owner = models.ForeignKey(User, null=True, on_delete=models.SET_NULL)
    lab = models.ForeignKey(Lab, null=True, on_delete=models.SET_NULL)
    description = models.CharField(max_length=1000, default="")
    public = models.BooleanField(default=False)
    hidden = models.BooleanField(default=False)

    def getResources(self):
        my_resources = []
        for genericResource in self.generic_resources.all():
            my_resources.append(genericResource.getResource())

        return my_resources

    def __str__(self):
        return self.name


class Network(models.Model):
    id = models.AutoField(primary_key=True)
    name = models.CharField(max_length=100)
    bundle = models.ForeignKey(GenericResourceBundle, on_delete=models.CASCADE, related_name="networks")
    is_public = models.BooleanField()

    def __str__(self):
        return self.name


class PhysicalNetwork(Resource):
    vlan_id = models.IntegerField()
    generic_network = models.ForeignKey(Network, on_delete=models.CASCADE)

    def get_configuration(self, state):
        """
        Returns the network configuration
        Collects info about each attached network interface and vlan, etc
        """
        return {}

    def reserve(self):
        """
        Reserves vlan(s) associated with this network
        """
        # vlan_manager = self.bundle.lab.vlan_manager
        return False

    def release(self):
        # vlan_manager = self.bundle.lab.vlan_manager
        return False


class NetworkConnection(models.Model):
    network = models.ForeignKey(Network, on_delete=models.CASCADE)
    vlan_is_tagged = models.BooleanField()


class Vlan(models.Model):
    id = models.AutoField(primary_key=True)
    vlan_id = models.IntegerField()
    tagged = models.BooleanField()
    public = models.BooleanField(default=False)
    network = models.ForeignKey(PhysicalNetwork, on_delete=models.DO_NOTHING, null=True)

    def __str__(self):
        return str(self.vlan_id) + ("_T" if self.tagged else "")


class ConfigState:
    NEW = 0
    RESET = 100
    CLEAN = 200


class GenericResource(models.Model):
    bundle = models.ForeignKey(GenericResourceBundle, related_name='generic_resources', on_delete=models.CASCADE)
    hostname_validchars = RegexValidator(regex=r'(?=^.{1,253}$)(?=(^([A-Za-z0-9\-\_]{1,62}\.)*[A-Za-z0-9\-\_]{1,63}$))', message="Enter a valid hostname. Full domain name may be 1-253 characters, each hostname 1-63 characters (including suffixed dot), and valid characters for hostnames are A-Z, a-z, 0-9, hyphen (-), and underscore (_)")
    name = models.CharField(max_length=200, validators=[hostname_validchars])

    def getResource(self):
        # TODO: This will have to be dealt with
        return self.generic_host

    def __str__(self):
        return self.name

    def validate(self):
        validname = re.compile(r'(?=^.{1,253}$)(?=(^([A-Za-z0-9\-\_]{1,62}\.)*[A-Za-z0-9\-\_]{1,63}$))')
        if not validname.match(self.name):
            return "Enter a valid hostname. Full domain name may be 1-253 characters, each hostname 1-63 characters (including suffixed dot), and valid characters for hostnames are A-Z, a-z, 0-9, hyphen (-), and underscore (_)"
        else:
            return None


# Host template
class GenericHost(models.Model):
    id = models.AutoField(primary_key=True)
    profile = models.ForeignKey(HostProfile, on_delete=models.CASCADE)
    resource = models.OneToOneField(GenericResource, related_name='generic_host', on_delete=models.CASCADE)

    def __str__(self):
        return self.resource.name


# Physical, actual resources
class ResourceBundle(Resource):
    template = models.ForeignKey(GenericResourceBundle, on_delete=models.SET_NULL, null=True)

    def __str__(self):
        if self.template is None:
            return "Resource bundle " + str(self.id) + " with no template"
        return "instance of " + str(self.template)

    def get_host(self, role="Jumphost"):
        return Host.objects.filter(bundle=self, config__is_head_node=True).first()  # should only ever be one, but it is not an invariant in the models


class GenericInterface(models.Model):
    id = models.AutoField(primary_key=True)
    profile = models.ForeignKey(InterfaceProfile, on_delete=models.CASCADE)
    host = models.ForeignKey(GenericHost, on_delete=models.CASCADE, related_name='generic_interfaces')
    connections = models.ManyToManyField(NetworkConnection)

    def __str__(self):
        return "type " + str(self.profile) + " on host " + str(self.host)


class Scenario(models.Model):
    id = models.AutoField(primary_key=True)
    name = models.CharField(max_length=300)

    def __str__(self):
        return self.name


class Installer(models.Model):
    id = models.AutoField(primary_key=True)
    name = models.CharField(max_length=200)
    sup_scenarios = models.ManyToManyField(Scenario, blank=True)

    def __str__(self):
        return self.name


class Opsys(models.Model):
    id = models.AutoField(primary_key=True)
    name = models.CharField(max_length=100)
    sup_installers = models.ManyToManyField(Installer, blank=True)

    def __str__(self):
        return self.name


class NetworkRole(models.Model):
    name = models.CharField(max_length=100)
    network = models.ForeignKey(Network, on_delete=models.CASCADE)


class ConfigBundle(models.Model):
    id = models.AutoField(primary_key=True)
    owner = models.ForeignKey(User, on_delete=models.CASCADE)
    name = models.CharField(max_length=200, unique=True)
    description = models.CharField(max_length=1000, default="")
    bundle = models.ForeignKey(GenericResourceBundle, null=True, on_delete=models.CASCADE)
    public = models.BooleanField(default=False)
    hidden = models.BooleanField(default=False)

    def __str__(self):
        return self.name


class OPNFVConfig(models.Model):
    id = models.AutoField(primary_key=True)
    installer = models.ForeignKey(Installer, on_delete=models.CASCADE)
    scenario = models.ForeignKey(Scenario, on_delete=models.CASCADE)
    bundle = models.ForeignKey(ConfigBundle, related_name="opnfv_config", on_delete=models.CASCADE)
    networks = models.ManyToManyField(NetworkRole)
    name = models.CharField(max_length=300, blank=True, default="")
    description = models.CharField(max_length=600, blank=True, default="")

    def __str__(self):
        return "OPNFV job with " + str(self.installer) + " and " + str(self.scenario)


class OPNFVRole(models.Model):
    id = models.AutoField(primary_key=True)
    name = models.CharField(max_length=200)
    description = models.TextField()

    def __str__(self):
        return self.name


class Image(models.Model):
    """
    model for representing OS images / snapshots of hosts
    """
    id = models.AutoField(primary_key=True)
    lab_id = models.IntegerField()  # ID the lab who holds this image knows
    from_lab = models.ForeignKey(Lab, on_delete=models.CASCADE)
    name = models.CharField(max_length=200)
    owner = models.ForeignKey(User, null=True, on_delete=models.SET_NULL)
    public = models.BooleanField(default=True)
    host_type = models.ForeignKey(HostProfile, on_delete=models.CASCADE)
    description = models.TextField()
    os = models.ForeignKey(Opsys, null=True, on_delete=models.CASCADE)

    def __str__(self):
        return self.name

    def in_use(self):
        return Host.objects.filter(booked=True, config__image=self).exists()


def get_sentinal_opnfv_role():
    return OPNFVRole.objects.get_or_create(name="deleted", description="Role was deleted.")


class HostConfiguration(models.Model):
    """
    model to represent a complete configuration for a single
    physical host
    """
    id = models.AutoField(primary_key=True)
    host = models.ForeignKey(GenericHost, related_name="configuration", on_delete=models.CASCADE)
    image = models.ForeignKey(Image, on_delete=models.PROTECT)
    bundle = models.ForeignKey(ConfigBundle, related_name="hostConfigurations", null=True, on_delete=models.CASCADE)
    is_head_node = models.BooleanField(default=False)

    def __str__(self):
        return "config with " + str(self.host) + " and image " + str(self.image)


class HostOPNFVConfig(models.Model):
    role = models.ForeignKey(OPNFVRole, related_name="host_opnfv_configs", on_delete=models.CASCADE)
    host_config = models.ForeignKey(HostConfiguration, related_name="host_opnfv_config", on_delete=models.CASCADE)
    opnfv_config = models.ForeignKey(OPNFVConfig, related_name="host_opnfv_config", on_delete=models.CASCADE)


class RemoteInfo(models.Model):
    address = models.CharField(max_length=15)
    mac_address = models.CharField(max_length=17)
    password = models.CharField(max_length=100)
    user = models.CharField(max_length=100)
    management_type = models.CharField(max_length=50, default="ipmi")
    versions = models.CharField(max_length=100)  # json serialized list of floats


def get_default_remote_info():
    return RemoteInfo.objects.get_or_create(
        address="default",
        mac_address="default",
        password="default",
        user="default",
        management_type="default",
        versions="[default]"
    )[0].pk


# Concrete host, actual machine in a lab
class Host(Resource):
    template = models.ForeignKey(GenericHost, on_delete=models.SET_NULL, null=True)
    booked = models.BooleanField(default=False)
    name = models.CharField(max_length=200, unique=True)
    bundle = models.ForeignKey(ResourceBundle, related_name='hosts', on_delete=models.SET_NULL, null=True)
    config = models.ForeignKey(HostConfiguration, null=True, related_name="configuration", on_delete=models.SET_NULL)
    labid = models.CharField(max_length=200, default="default_id")
    profile = models.ForeignKey(HostProfile, on_delete=models.CASCADE)
    lab = models.ForeignKey(Lab, on_delete=models.CASCADE)
    working = models.BooleanField(default=True)
    vendor = models.CharField(max_length=100, default="unknown")
    model = models.CharField(max_length=150, default="unknown")
    remote_management = models.ForeignKey(RemoteInfo, default=get_default_remote_info, on_delete=models.SET(get_default_remote_info))

    def __str__(self):
        return self.name

    def get_configuration(self, state):
        ipmi = state == ConfigState.NEW
        power = "off" if state == ConfigState.CLEAN else "on"

        return {
            "id": self.labid,
            "image": self.config.image.lab_id,
            "hostname": self.template.resource.name,
            "power": power,
            "ipmi_create": str(ipmi)
        }


class Interface(models.Model):
    id = models.AutoField(primary_key=True)
    mac_address = models.CharField(max_length=17)
    bus_address = models.CharField(max_length=50)
    config = models.ManyToManyField(Vlan)
    host = models.ForeignKey(Host, on_delete=models.CASCADE, related_name='interfaces')
    profile = models.ForeignKey(InterfaceProfile, on_delete=models.CASCADE)

    def __str__(self):
        return self.mac_address + " on host " + str(self.host)


class OPNFV_SETTINGS():
    """
    This is a static configuration class
    """
    # all the required network types in PDF/IDF spec
    NETWORK_ROLES = ["public", "private", "admin", "mgmt"]