Merge "Launch server workflow support"
This commit is contained in:
commit
93c7ad5f5b
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@ -45,6 +45,22 @@ def server_list(request):
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return server_manager.list(detailed=True, all_projects=False)
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def server_create(request, name, image, flavor, nics, availability_zone,
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user_data, key_name, server_count):
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"""Create a server.
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:param request: HTTP request.
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:return: Server object.
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"""
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server_manager = moganclient(request).server
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return server_manager.create(
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name=name, image_uuid=image, flavor_uuid=flavor,
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networks=nics, availability_zone=availability_zone,
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userdata=user_data, key_name=key_name, min_count=server_count,
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max_count=server_count,
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)
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def server_get(request, server_id):
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"""Get a server.
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@ -115,3 +131,23 @@ def keypair_delete(request, name):
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"""
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keypair_manager = moganclient(request).keypair
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return keypair_manager.delete(name)
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def availability_zone_list(request):
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"""Retrieve a list of availability zones.
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:param request: HTTP request.
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:return: A list of availability zones.
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"""
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az_manager = moganclient(request).availability_zone
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return az_manager.list()
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def flavor_list(request):
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"""Retrieve a list of flavors.
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:param request: HTTP request.
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:return: A list of flavors.
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"""
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flavor_manager = moganclient(request).flavor
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return flavor_manager.list()
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@ -13,6 +13,7 @@
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from django.http import HttpResponse
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from django.template.defaultfilters import title
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from django.utils.translation import pgettext_lazy
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from django.utils.translation import ugettext_lazy as _
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@ -25,6 +26,27 @@ from horizon import tables
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from horizon.utils import filters
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class LaunchLink(tables.LinkAction):
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name = "launch"
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verbose_name = _("Launch Server")
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url = "horizon:project:servers:launch"
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classes = ("ajax-modal", "btn-launch")
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icon = "cloud-upload"
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ajax = True
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def __init__(self, attrs=None, **kwargs):
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kwargs['preempt'] = True
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super(LaunchLink, self).__init__(attrs, **kwargs)
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def allowed(self, request, datum):
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# TODO(zhenguo): Add quotas check
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return True # The action should always be displayed
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def single(self, table, request, object_id=None):
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self.allowed(request, None)
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return HttpResponse(self.render(is_table_action=True))
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class DeleteServer(tables.DeleteAction):
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help_text = _("Deleted servers are not recoverable.")
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@ -146,5 +168,5 @@ class ServersTable(tables.DataTable):
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verbose_name = _("Servers")
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status_columns = ["status"]
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row_class = UpdateRow
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table_actions = (DeleteServer, ServersFilterAction)
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table_actions = (LaunchLink, DeleteServer, ServersFilterAction)
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row_actions = (DeleteServer,)
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@ -0,0 +1,3 @@
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{% load i18n %}
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<p>{% blocktrans %}You can customize your server after it has launched using the options available here.{% endblocktrans %}</p>
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<p>{% blocktrans %}"Customization Script" is analogous to "User Data" in other systems.{% endblocktrans %}</p>
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@ -0,0 +1,3 @@
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{% load i18n horizon %}
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<p>{% blocktrans %}Choose network from Available networks to Selected networks by push button or drag and drop, you may change NIC order by drag and drop as well. {% endblocktrans %}</p>
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@ -0,0 +1,36 @@
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{% load i18n %}
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<noscript><h3>{{ step }}</h3></noscript>
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<div id="networkListSortContainer" class="sort-container">
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<div class="col-sm-6">
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<label id="selected_network_label">{% trans "Selected networks" %}</label>
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<ul id="selected_network" class="networklist box-list"></ul>
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<label>{% trans "Available networks" %}</label>
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<ul id="available_network" class="networklist box-list"></ul>
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</div>
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<div class="col-sm-6">
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{% include "project/servers/_launch_network_help.html" %}
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</div>
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</div>
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<div id="networkListIdContainer">
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<div class="actions">
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<div id="networkListId">
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{% include "horizon/common/_form_fields.html" %}
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</div>
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</div>
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<div class="help_text">
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{{ step.get_help_text }}
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</div>
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</div>
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<script>
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if (typeof $ !== 'undefined') {
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horizon.instances.workflow_init($(".workflow"));
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} else {
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addHorizonLoadEvent(function() {
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horizon.instances.workflow_init($(".workflow"));
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});
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}
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</script>
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@ -18,6 +18,7 @@ from mogan_ui.content.servers import views
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urlpatterns = [
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url(r'^$', views.IndexView.as_view(), name='index'),
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url(r'^launch$', views.LaunchServerView.as_view(), name='launch'),
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url(r'^(?P<server_id>[^/]+)/$',
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views.DetailView.as_view(), name='detail'),
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]
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@ -19,11 +19,13 @@ from django.utils.translation import ugettext_lazy as _
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from mogan_ui.api import mogan
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from mogan_ui.content.servers import tables as project_tables
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from mogan_ui.content.servers import tabs as project_tabs
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from mogan_ui.content.servers import workflows as project_workflows
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from horizon import exceptions
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from horizon import tables
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from horizon import tabs
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from horizon.utils import memoized
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from horizon import workflows
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class IndexView(tables.DataTableView):
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@ -41,6 +43,16 @@ class IndexView(tables.DataTableView):
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return servers
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class LaunchServerView(workflows.WorkflowView):
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workflow_class = project_workflows.LaunchServer
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def get_initial(self):
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initial = super(LaunchServerView, self).get_initial()
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initial['project_id'] = self.request.user.tenant_id
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initial['user_id'] = self.request.user.id
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return initial
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class DetailView(tabs.TabView):
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tab_group_class = project_tabs.ServerDetailTabs
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template_name = 'horizon/common/_detail.html'
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@ -0,0 +1,17 @@
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from mogan_ui.content.servers.workflows.create_server import LaunchServer
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__all__ = [
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'LaunchServer',
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]
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@ -0,0 +1,382 @@
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# Copyright 2012 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Copyright 2012 Nebula, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import logging
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from oslo_utils import units
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import six
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from django.utils.text import normalize_newlines
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from django.utils.translation import ugettext_lazy as _
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from django.views.decorators.debug import sensitive_variables
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from horizon import exceptions
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from horizon import forms
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from horizon.utils import functions
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from horizon import workflows
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from mogan_ui.api import mogan
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from openstack_dashboard.dashboards.project.images \
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import utils as image_utils
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from openstack_dashboard.dashboards.project.instances \
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import utils as instance_utils
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LOG = logging.getLogger(__name__)
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class SelectProjectUserAction(workflows.Action):
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project_id = forms.ThemableChoiceField(label=_("Project"))
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user_id = forms.ThemableChoiceField(label=_("User"))
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def __init__(self, request, *args, **kwargs):
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super(SelectProjectUserAction, self).__init__(request, *args, **kwargs)
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# Set our project choices
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projects = [(tenant.id, tenant.name)
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for tenant in request.user.authorized_tenants]
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self.fields['project_id'].choices = projects
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# Set our user options
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users = [(request.user.id, request.user.username)]
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self.fields['user_id'].choices = users
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class Meta(object):
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name = _("Project & User")
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# Unusable permission so this is always hidden. However, we
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# keep this step in the workflow for validation/verification purposes.
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permissions = ("!",)
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class SelectProjectUser(workflows.Step):
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action_class = SelectProjectUserAction
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contributes = ("project_id", "user_id")
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class SetServerDetailsAction(workflows.Action):
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availability_zone = forms.ThemableChoiceField(label=_("Availability Zone"),
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required=False)
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name = forms.CharField(label=_("Server Name"),
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max_length=255)
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flavor = forms.ThemableChoiceField(label=_("Flavor"),
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help_text=_("Size of image to launch."))
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count = forms.IntegerField(label=_("Number of Instances"),
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min_value=1,
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initial=1)
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image_id = forms.ChoiceField(label=_("Image Name"))
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class Meta(object):
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name = _("Details")
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def __init__(self, request, context, *args, **kwargs):
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self._init_images_cache()
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self.request = request
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self.context = context
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super(SetServerDetailsAction, self).__init__(
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request, context, *args, **kwargs)
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def _check_image(self, cleaned_data):
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if not cleaned_data.get('image_id'):
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msg = _("You must select an image.")
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self._errors['image_id'] = self.error_class([msg])
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def clean(self):
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cleaned_data = super(SetServerDetailsAction, self).clean()
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self._check_image(cleaned_data)
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return cleaned_data
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def populate_flavor_choices(self, request, context):
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try:
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flavors = mogan.flavor_list(request)
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except Exception:
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flavors = []
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exceptions.handle(request,
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_('Unable to retrieve flavors.'))
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flavor_list = [(flavor.uuid, flavor.name) for flavor in flavors]
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flavor_list.sort()
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if not flavor_list:
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flavor_list.insert(0, ("", _("No flavors found")))
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elif len(flavor_list) > 1:
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flavor_list.insert(0, ("", _("Select Flavor")))
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return flavor_list
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def populate_availability_zone_choices(self, request, context):
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try:
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zones = mogan.availability_zone_list(request)
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except Exception:
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zones = []
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exceptions.handle(request,
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_('Unable to retrieve availability zones.'))
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zone_list = [(zone, zone) for zone in zones]
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zone_list.sort()
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if not zone_list:
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zone_list.insert(0, ("", _("No availability zones found")))
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elif len(zone_list) > 1:
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zone_list.insert(0, ("", _("Any Availability Zone")))
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return zone_list
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def _init_images_cache(self):
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if not hasattr(self, '_images_cache'):
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self._images_cache = {}
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def populate_image_id_choices(self, request, context):
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choices = []
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images = image_utils.get_available_images(request,
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context.get('project_id'),
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self._images_cache)
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for image in images:
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if image.properties.get("image_type", '') != "snapshot":
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image.bytes = getattr(
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image, 'virtual_size', None) or image.size
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image.volume_size = max(
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image.min_disk, functions.bytes_to_gigabytes(image.bytes))
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choices.append((image.id, image.name))
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if choices:
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choices.insert(0, ("", _("Select Image")))
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else:
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choices.insert(0, ("", _("No images available")))
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return choices
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class SetServerDetails(workflows.Step):
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action_class = SetServerDetailsAction
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depends_on = ("project_id", "user_id")
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contributes = ("availability_zone", "name", "count", "flavor", "image_id")
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class SetAccessControlsAction(workflows.Action):
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keypair = forms.ThemableDynamicChoiceField(
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label=_("Key Pair"),
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help_text=_("Key pair to use for "
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"authentication."))
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class Meta(object):
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name = _("Access & Security")
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help_text = _("Control access to your server via key pairs, "
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"security groups, and other mechanisms.")
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def __init__(self, request, *args, **kwargs):
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super(SetAccessControlsAction, self).__init__(request, *args, **kwargs)
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def populate_keypair_choices(self, request, context):
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keypairs = mogan.keypair_list(request)
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keypair_list = [(keypair.name, keypair.name) for keypair in keypairs]
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keypair_list.sort()
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if not keypair_list:
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keypair_list.insert(0, ("", _("No keypairs found")))
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elif len(keypair_list) > 1:
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keypair_list.insert(0, ("", _("Select Keypair")))
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return keypair_list
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class SetAccessControls(workflows.Step):
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action_class = SetAccessControlsAction
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depends_on = ("project_id", "user_id")
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contributes = ("keypair_id",)
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def contribute(self, data, context):
|
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if data:
|
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context['keypair_id'] = data.get("keypair", "")
|
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return context
|
||||
|
||||
|
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class CustomizeAction(workflows.Action):
|
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class Meta(object):
|
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name = _("Post-Creation")
|
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help_text_template = ("project/servers/"
|
||||
"_launch_customize_help.html")
|
||||
|
||||
source_choices = [('', _('Select Script Source')),
|
||||
('raw', _('Direct Input')),
|
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('file', _('File'))]
|
||||
|
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attributes = {'class': 'switchable', 'data-slug': 'scriptsource'}
|
||||
script_source = forms.ChoiceField(
|
||||
label=_('Customization Script Source'),
|
||||
choices=source_choices,
|
||||
widget=forms.ThemableSelectWidget(attrs=attributes),
|
||||
required=False)
|
||||
|
||||
script_help = _("A script or set of commands to be executed after the "
|
||||
"server has been built (max 16kb).")
|
||||
|
||||
script_upload = forms.FileField(
|
||||
label=_('Script File'),
|
||||
help_text=script_help,
|
||||
widget=forms.FileInput(attrs={
|
||||
'class': 'switched',
|
||||
'data-switch-on': 'scriptsource',
|
||||
'data-scriptsource-file': _('Script File')}),
|
||||
required=False)
|
||||
|
||||
script_data = forms.CharField(
|
||||
label=_('Script Data'),
|
||||
help_text=script_help,
|
||||
widget=forms.widgets.Textarea(attrs={
|
||||
'class': 'switched',
|
||||
'data-switch-on': 'scriptsource',
|
||||
'data-scriptsource-raw': _('Script Data')}),
|
||||
required=False)
|
||||
|
||||
def __init__(self, *args):
|
||||
super(CustomizeAction, self).__init__(*args)
|
||||
|
||||
def clean(self):
|
||||
cleaned = super(CustomizeAction, self).clean()
|
||||
|
||||
files = self.request.FILES
|
||||
script = self.clean_uploaded_files('script', files)
|
||||
|
||||
if script is not None:
|
||||
cleaned['script_data'] = script
|
||||
|
||||
return cleaned
|
||||
|
||||
def clean_uploaded_files(self, prefix, files):
|
||||
upload_str = prefix + "_upload"
|
||||
|
||||
has_upload = upload_str in files
|
||||
if has_upload:
|
||||
upload_file = files[upload_str]
|
||||
log_script_name = upload_file.name
|
||||
LOG.info('got upload %s', log_script_name)
|
||||
|
||||
if upload_file._size > 16 * units.Ki: # 16kb
|
||||
msg = _('File exceeds maximum size (16kb)')
|
||||
raise forms.ValidationError(msg)
|
||||
else:
|
||||
script = upload_file.read()
|
||||
if script != "":
|
||||
try:
|
||||
normalize_newlines(script)
|
||||
except Exception as e:
|
||||
msg = _('There was a problem parsing the'
|
||||
' %(prefix)s: %(error)s')
|
||||
msg = msg % {'prefix': prefix,
|
||||
'error': six.text_type(e)}
|
||||
raise forms.ValidationError(msg)
|
||||
return script
|
||||
else:
|
||||
return None
|
||||
|
||||
|
||||
class PostCreationStep(workflows.Step):
|
||||
action_class = CustomizeAction
|
||||
contributes = ("script_data",)
|
||||
|
||||
|
||||
class SetNetworkAction(workflows.Action):
|
||||
network = forms.MultipleChoiceField(
|
||||
label=_("Networks"),
|
||||
widget=forms.ThemableCheckboxSelectMultiple(),
|
||||
error_messages={
|
||||
'required': _(
|
||||
"At least one network must"
|
||||
" be specified.")},
|
||||
help_text=_("Launch server with these networks"))
|
||||
|
||||
def __init__(self, request, *args, **kwargs):
|
||||
super(SetNetworkAction, self).__init__(request, *args, **kwargs)
|
||||
network_list = self.fields["network"].choices
|
||||
if len(network_list) == 1:
|
||||
self.fields['network'].initial = [network_list[0][0]]
|
||||
|
||||
class Meta(object):
|
||||
name = _("Networking")
|
||||
permissions = ('openstack.services.network',)
|
||||
help_text = _("Select networks for your server.")
|
||||
|
||||
def populate_network_choices(self, request, context):
|
||||
return instance_utils.network_field_data(request)
|
||||
|
||||
|
||||
class SetNetwork(workflows.Step):
|
||||
action_class = SetNetworkAction
|
||||
template_name = "project/servers/_update_networks.html"
|
||||
contributes = ("network_id",)
|
||||
|
||||
def contribute(self, data, context):
|
||||
if data:
|
||||
networks = self.workflow.request.POST.getlist("network")
|
||||
# If no networks are explicitly specified, network list
|
||||
# contains an empty string, so remove it.
|
||||
networks = [n for n in networks if n != '']
|
||||
if networks:
|
||||
context['network_id'] = networks
|
||||
return context
|
||||
|
||||
|
||||
class LaunchServer(workflows.Workflow):
|
||||
slug = "launch_server"
|
||||
name = _("Launch Server")
|
||||
finalize_button_name = _("Launch")
|
||||
success_message = _('Request for launching %(count)s named "%(name)s" '
|
||||
'has been submitted.')
|
||||
failure_message = _('Unable to launch %(count)s named "%(name)s".')
|
||||
success_url = "horizon:project:servers:index"
|
||||
multipart = True
|
||||
default_steps = (SelectProjectUser,
|
||||
SetServerDetails,
|
||||
SetAccessControls,
|
||||
SetNetwork,
|
||||
PostCreationStep)
|
||||
|
||||
def format_status_message(self, message):
|
||||
name = self.context.get('name', 'unknown server')
|
||||
count = self.context.get('count', 1)
|
||||
if int(count) > 1:
|
||||
return message % {"count": _("%s servers") % count,
|
||||
"name": name}
|
||||
else:
|
||||
return message % {"count": _("server"), "name": name}
|
||||
|
||||
@sensitive_variables('context')
|
||||
def handle(self, request, context):
|
||||
custom_script = context.get('script_data', '')
|
||||
image_id = context.get('image_id', None)
|
||||
netids = context.get('network_id', None)
|
||||
if netids:
|
||||
nics = [{"net_id": netid} for netid in netids]
|
||||
else:
|
||||
nics = None
|
||||
|
||||
avail_zone = context.get('availability_zone', None)
|
||||
|
||||
try:
|
||||
mogan.server_create(request,
|
||||
name=context['name'],
|
||||
image=image_id,
|
||||
flavor=context['flavor'],
|
||||
key_name=context['keypair_id'],
|
||||
user_data=normalize_newlines(custom_script),
|
||||
nics=nics,
|
||||
availability_zone=avail_zone,
|
||||
server_count=int(context['count']))
|
||||
return True
|
||||
except Exception:
|
||||
exceptions.handle(request)
|
||||
return False
|
Loading…
Reference in New Issue