Lab as a Service 2.0

See changes here:
https://wiki.opnfv.org/display/INF/Pharos+Laas

Change-Id: I59ada5f98e70a28d7f8c14eab3239597e236ca26
Signed-off-by: Sawyer Bergeron <sbergeron@iol.unh.edu>
Signed-off-by: Parker Berberian <pberberian@iol.unh.edu>

1 files changed, 299 insertions, 0 deletions

diff --git a/src/resource_inventory/models.py b/src/resource_inventory/models.py
new file mode 100644
index 0000000..b71748e
--- /dev/null
+++ b/src/resource_inventory/models.py
@@ -0,0 +1,299 @@
+##############################################################################
+# 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("^[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.DO_NOTHING, 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.DO_NOTHING, 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.DO_NOTHING, 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.DO_NOTHING, related_name='ramprofile')
+
+    def __str__(self):
+        return str(self.amount) + "G for " + str(self.host)
+
+
+##Networking -- located here due to import order requirements
+class Network(models.Model):
+    id = models.AutoField(primary_key=True)
+    vlan_id = models.IntegerField()
+    name = models.CharField(max_length=100)
+
+    def __str__(self):
+        return self.name
+
+class Vlan(models.Model):
+    id = models.AutoField(primary_key=True)
+    vlan_id = models.IntegerField()
+    tagged = models.BooleanField()
+    public = models.BooleanField(default=False)
+
+    def __str__(self):
+        return str(self.vlan_id) + ("_T" if self.tagged else "")
+
+
+# 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.DO_NOTHING)
+    lab = models.ForeignKey(Lab, null=True, on_delete=models.DO_NOTHING)
+    description = models.CharField(max_length=1000, default="")
+
+    def getHosts(self):
+        return_hosts = []
+        for genericResource in self.generic_resources.all():
+            return_hosts.append(genericResource.getHost())
+
+        return return_hosts
+
+    def __str__(self):
+        return self.name
+
+
+class GenericResource(models.Model):
+    bundle = models.ForeignKey(GenericResourceBundle, related_name='generic_resources', on_delete=models.DO_NOTHING)
+    hostname_validchars = RegexValidator(regex='(?=^.{1,253}$)(?=(^([A-Za-z0-9\-\_]{1,62}\.)*[A-Za-z0-9\-\_]{1,63}$))', message="Enter a valid hostname. Full domain name may be 1-253 characters, each hostname 1-63 characters (including suffixed dot), and valid characters for hostnames are A-Z, a-z, 0-9, hyphen (-), and underscore (_)")
+    name = models.CharField(max_length=200, validators=[hostname_validchars])
+
+    def getHost(self):
+        return self.generic_host
+
+    def __str__(self):
+        return self.name
+
+    def validate(self):
+        validname = re.compile('(?=^.{1,253}$)(?=(^([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.DO_NOTHING)
+    resource = models.OneToOneField(GenericResource, related_name='generic_host', on_delete=models.DO_NOTHING)
+
+    def __str__(self):
+        return self.resource.name
+
+
+# Physical, actual resources
+class ResourceBundle(models.Model):
+    id = models.AutoField(primary_key=True)
+    template = models.ForeignKey(GenericResourceBundle, on_delete=models.DO_NOTHING)
+
+    def __str__(self):
+        return "instance of " + str(self.template)
+
+
+# Networking
+
+
+class GenericInterface(models.Model):
+    id = models.AutoField(primary_key=True)
+    vlans = models.ManyToManyField(Vlan)
+    profile = models.ForeignKey(InterfaceProfile, on_delete=models.DO_NOTHING)
+    host = models.ForeignKey(GenericHost, on_delete=models.DO_NOTHING, related_name='generic_interfaces')
+
+    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 ConfigBundle(models.Model):
+    id = models.AutoField(primary_key=True)
+    owner = models.ForeignKey(User, on_delete=models.CASCADE) #consider setting to root user?
+    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)
+
+    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)
+
+    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) #may need to change to models.SET() once images are transferrable between compatible host types
+    description = models.TextField()
+
+    def __str__(self):
+        return self.name
+
+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)
+    opnfvRole = models.ForeignKey(OPNFVRole, on_delete=models.PROTECT) #need protocol for phasing out a role if we are going to allow that to happen
+
+    def __str__(self):
+        return "config with " + str(self.host) + " and image " + str(self.image)
+
+
+# Concrete host, actual machine in a lab
+class Host(models.Model):
+    id = models.AutoField(primary_key=True)
+    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")
+
+    def __str__(self):
+        return self.name
+
+
+class Interface(models.Model):
+    id = models.AutoField(primary_key=True)
+    mac_address = models.CharField(max_length=17)
+    bus_address = models.CharField(max_length=50)
+    name = models.CharField(max_length=100, default="eth0")
+    config = models.ManyToManyField(Vlan)
+    host = models.ForeignKey(Host, on_delete=models.CASCADE, related_name='interfaces')
+
+    def __str__(self):
+        return self.mac_address + " on host " + str(self.host)