aboutsummaryrefslogtreecommitdiffstats
path: root/src/resource_inventory/pdf_templater.py
blob: d08b3030a05b5144c56273439015458e57d17042 (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
##############################################################################
# Copyright (c) 2018 Parker Berberian, Sawyer Bergeron, 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.template.loader import render_to_string
import booking
from resource_inventory.models import Host, InterfaceProfile


class PDFTemplater:
    """
    Utility class to create a full PDF yaml file
    """

    @classmethod
    def makePDF(cls, booking):
        """
        fills the pod descriptor file template with info about the resource
        """
        template = "dashboard/pdf.yaml"
        info = {}
        info['details'] = cls.get_pdf_details(booking.resource)
        info['jumphost'] = cls.get_pdf_jumphost(booking)
        info['nodes'] = cls.get_pdf_nodes(booking)

        return render_to_string(template, context=info)

    @classmethod
    def get_pdf_details(cls, resource):
        """
        Info for the "details" section
        """
        details = {}
        owner = "Anon"
        email = "email@mail.com"
        resource_lab = resource.template.lab
        lab = resource_lab.name
        location = resource_lab.location
        pod_type = "development"
        link = "https://wiki.opnfv.org/display/INF/Pharos+Laas"

        try:
            # try to get more specific info that may fail, we dont care if it does
            booking_owner = booking.models.Booking.objects.get(resource=resource).owner
            owner = booking_owner.username
            email = booking_owner.userprofile.email_addr
        except Exception:
            pass

        details['contact'] = email
        details['lab'] = lab
        details['link'] = link
        details['owner'] = owner
        details['location'] = location
        details['type'] = pod_type

        return details

    @classmethod
    def get_jumphost(cls, booking):
        jumphost = None
        if booking.opnfv_config:
            jumphost_opnfv_config = booking.opnfv_config.host_opnfv_config.get(
                role__name__iexact="jumphost"
            )
            jumphost = booking.resource.hosts.get(config=jumphost_opnfv_config.host_config)
        else:  # if there is no opnfv config, use headnode
            jumphost = Host.objects.filter(
                bundle=booking.resource,
                config__is_head_node=True
            ).first()

        return jumphost

    @classmethod
    def get_pdf_jumphost(cls, booking):
        """
        returns a dict of all the info for the "jumphost" section
        """
        jumphost = cls.get_jumphost(booking)
        jumphost_info = cls.get_pdf_host(jumphost)
        jumphost_info['os'] = jumphost.config.image.os.name
        return jumphost_info

    @classmethod
    def get_pdf_nodes(cls, booking):
        """
        returns a list of all the "nodes" (every host except jumphost)
        """
        pdf_nodes = []
        nodes = set(Host.objects.filter(bundle=booking.resource))
        nodes.discard(cls.get_jumphost(booking))

        for node in nodes:
            pdf_nodes.append(cls.get_pdf_host(node))

        return pdf_nodes

    @classmethod
    def get_pdf_host(cls, host):
        """
        method to gather all needed info about a host
        returns a dict
        """
        host_info = {}
        host_info['name'] = host.template.resource.name
        host_info['node'] = cls.get_pdf_host_node(host)
        host_info['disks'] = []
        for disk in host.profile.storageprofile.all():
            host_info['disks'].append(cls.get_pdf_host_disk(disk))

        host_info['interfaces'] = []
        for interface in host.interfaces.all():
            host_info['interfaces'].append(cls.get_pdf_host_iface(interface))

        host_info['remote'] = cls.get_pdf_host_remote_management(host)

        return host_info

    @classmethod
    def get_pdf_host_node(cls, host):
        """
        returns "node" info for a given host
        """
        d = {}
        d['type'] = "baremetal"
        d['vendor'] = host.vendor
        d['model'] = host.model
        d['memory'] = str(host.profile.ramprofile.first().amount) + "G"

        cpu = host.profile.cpuprofile.first()
        d['arch'] = cpu.architecture
        d['cpus'] = cpu.cpus
        d['cores'] = cpu.cores
        cflags = cpu.cflags
        if cflags and cflags.strip():
            d['cpu_cflags'] = cflags
        else:
            d['cpu_cflags'] = "none"

        return d

    @classmethod
    def get_pdf_host_disk(cls, disk):
        """
        returns a dict describing the given disk
        """
        disk_info = {}
        disk_info['name'] = disk.name
        disk_info['capacity'] = str(disk.size) + "G"
        disk_info['type'] = disk.media_type
        disk_info['interface'] = disk.interface
        disk_info['rotation'] = disk.rotation
        return disk_info

    @classmethod
    def get_pdf_host_iface(cls, interface):
        """
        returns a dict describing given interface
        """
        iface_info = {}
        iface_info['features'] = "none"
        iface_info['mac_address'] = interface.mac_address
        iface_info['name'] = interface.name
        profile = InterfaceProfile.objects.get(host=interface.host.profile, name=interface.name)
        iface_info['speed'] = str(int(profile.speed / 1000)) + "gb"
        return iface_info

    @classmethod
    def get_pdf_host_remote_management(cls, host):
        """
        gives the remote params of the host
        """
        man = host.remote_management
        mgmt = {}
        mgmt['address'] = man.address
        mgmt['mac_address'] = man.mac_address
        mgmt['pass'] = man.password
        mgmt['type'] = man.management_type
        mgmt['user'] = man.user
        mgmt['versions'] = [man.versions]
        return mgmt