aboutsummaryrefslogtreecommitdiffstats
path: root/src/workflow/sw_bundle_workflow.py
blob: 329b7168fcfcad20ba7a5902ff6dace3f05577e3 (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
##############################################################################
# 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.forms import formset_factory

from workflow.models import WorkflowStep
from workflow.forms import BasicMetaForm, HostSoftwareDefinitionForm
from workflow.booking_workflow import Resource_Select
from resource_inventory.models import Image, GenericHost, ConfigBundle, HostConfiguration


# resource selection step is reused from Booking workflow
class SWConf_Resource_Select(Resource_Select):
    def __init__(self, *args, **kwargs):
        super(SWConf_Resource_Select, self).__init__(*args, **kwargs)
        self.repo_key = self.repo.SELECTED_GRESOURCE_BUNDLE
        self.confirm_key = "configuration"

    def post_render(self, request):
        response = super(SWConf_Resource_Select, self).post_render(request)
        models = self.repo_get(self.repo.CONFIG_MODELS, {})
        bundle = models.get("bundle", ConfigBundle(owner=self.repo_get(self.repo.SESSION_USER)))
        bundle.bundle = self.repo_get(self.repo_key)  # super put grb here
        models['bundle'] = bundle
        self.repo_put(self.repo.CONFIG_MODELS, models)
        return response


class Define_Software(WorkflowStep):
    template = 'config_bundle/steps/define_software.html'
    title = "Pick Software"
    description = "Choose the opnfv and image of your machines"
    short_title = "host config"

    def build_filter_data(self, hosts_data):
        """
        returns a 2D array of images to exclude
        based on the ordering of the passed
        hosts_data
        """
        filter_data = []
        user = self.repo_get(self.repo.SESSION_USER)
        lab = self.repo_get(self.repo.SELECTED_GRESOURCE_BUNDLE).lab
        for i, host_data in enumerate(hosts_data):
            host = GenericHost.objects.get(pk=host_data['host_id'])
            wrong_owner = Image.objects.exclude(owner=user).exclude(public=True)
            wrong_host = Image.objects.exclude(host_type=host.profile)
            wrong_lab = Image.objects.exclude(from_lab=lab)
            excluded_images = wrong_owner | wrong_host | wrong_lab
            filter_data.append([])
            for image in excluded_images:
                filter_data[i].append(image.pk)
        return filter_data

    def create_hostformset(self, hostlist, data=None):
        hosts_initial = []
        host_configs = self.repo_get(self.repo.CONFIG_MODELS, {}).get("host_configs", False)
        if host_configs:
            for config in host_configs:
                hosts_initial.append({
                    'host_id': config.host.id,
                    'host_name': config.host.resource.name,
                    'headnode': config.is_head_node,
                    'image': config.image
                })
        else:
            for host in hostlist:
                hosts_initial.append({
                    'host_id': host.id,
                    'host_name': host.resource.name
                })

        HostFormset = formset_factory(HostSoftwareDefinitionForm, extra=0)
        filter_data = self.build_filter_data(hosts_initial)

        class SpecialHostFormset(HostFormset):
            def get_form_kwargs(self, index):
                kwargs = super(SpecialHostFormset, self).get_form_kwargs(index)
                if index is not None:
                    kwargs['imageQS'] = Image.objects.exclude(pk__in=filter_data[index])
                return kwargs

        if data:
            return SpecialHostFormset(data, initial=hosts_initial)
        return SpecialHostFormset(initial=hosts_initial)

    def get_host_list(self, grb=None):
        if grb is None:
            grb = self.repo_get(self.repo.SELECTED_GRESOURCE_BUNDLE, False)
            if not grb:
                return []
        if grb.id:
            return GenericHost.objects.filter(resource__bundle=grb)
        generic_hosts = self.repo_get(self.repo.GRESOURCE_BUNDLE_MODELS, {}).get("hosts", [])
        return generic_hosts

    def get_context(self):
        context = super(Define_Software, self).get_context()

        grb = self.repo_get(self.repo.SELECTED_GRESOURCE_BUNDLE, False)

        if grb:
            context["grb"] = grb
            formset = self.create_hostformset(self.get_host_list(grb))
            context["formset"] = formset
            context['headnode'] = self.repo_get(self.repo.CONFIG_MODELS, {}).get("headnode_index", 1)
        else:
            context["error"] = "Please select a resource first"
            self.set_invalid("Step requires information that is not yet provided by previous step")

        return context

    def post_render(self, request):
        models = self.repo_get(self.repo.CONFIG_MODELS, {})
        if "bundle" not in models:
            models['bundle'] = ConfigBundle(owner=self.repo_get(self.repo.SESSION_USER))

        confirm = self.repo_get(self.repo.CONFIRMATION, {})

        hosts = self.get_host_list()
        models['headnode_index'] = request.POST.get("headnode", 1)
        formset = self.create_hostformset(hosts, data=request.POST)
        has_headnode = False
        if formset.is_valid():
            models['host_configs'] = []
            confirm_hosts = []
            for i, form in enumerate(formset):
                host = hosts[i]
                image = form.cleaned_data['image']
                headnode = form.cleaned_data['headnode']
                if headnode:
                    has_headnode = True
                bundle = models['bundle']
                hostConfig = HostConfiguration(
                    host=host,
                    image=image,
                    bundle=bundle,
                    is_head_node=headnode
                )
                models['host_configs'].append(hostConfig)
                confirm_hosts.append({
                    "name": host.resource.name,
                    "image": image.name,
                    "headnode": headnode
                })

            if not has_headnode:
                self.set_invalid('Must have one "Headnode" per POD')
                return self.render(request)

            self.repo_put(self.repo.CONFIG_MODELS, models)
            if "configuration" not in confirm:
                confirm['configuration'] = {}
            confirm['configuration']['hosts'] = confirm_hosts
            self.repo_put(self.repo.CONFIRMATION, confirm)
            self.set_valid("Completed")
        else:
            self.set_invalid("Please complete all fields")

        return self.render(request)


class Config_Software(WorkflowStep):
    template = 'config_bundle/steps/config_software.html'
    title = "Other Info"
    description = "Give your software config a name, description, and other stuff"
    short_title = "config info"

    def get_context(self):
        context = super(Config_Software, self).get_context()

        initial = {}
        models = self.repo_get(self.repo.CONFIG_MODELS, {})
        bundle = models.get("bundle", False)
        if bundle:
            initial['name'] = bundle.name
            initial['description'] = bundle.description
        context["form"] = BasicMetaForm(initial=initial)
        return context

    def post_render(self, request):
        models = self.repo_get(self.repo.CONFIG_MODELS, {})
        if "bundle" not in models:
            models['bundle'] = ConfigBundle(owner=self.repo_get(self.repo.SESSION_USER))

        confirm = self.repo_get(self.repo.CONFIRMATION, {})
        if "configuration" not in confirm:
            confirm['configuration'] = {}

        form = BasicMetaForm(request.POST)
        if form.is_valid():
            models['bundle'].name = form.cleaned_data['name']
            models['bundle'].description = form.cleaned_data['description']

            confirm['configuration']['name'] = form.cleaned_data['name']
            confirm['configuration']['description'] = form.cleaned_data['description']
            self.set_valid("Complete")
        else:
            self.set_invalid("Please correct the errors shown below")

        self.repo_put(self.repo.CONFIG_MODELS, models)
        self.repo_put(self.repo.CONFIRMATION, confirm)

        return self.render(request)