100 lines
4.3 KiB
Python
100 lines
4.3 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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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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import base64
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import json
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import logging
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from django.utils.translation import ugettext_lazy as _
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from horizon import exceptions
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from sahara_dashboard.api import sahara as saharaclient
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import sahara_dashboard.content.data_processing. \
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cluster_templates.workflows.create as create_flow
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import sahara_dashboard.content.data_processing.utils. \
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workflow_helpers as wf_helpers
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LOG = logging.getLogger(__name__)
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class CopyClusterTemplate(create_flow.ConfigureClusterTemplate):
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success_message = _("Cluster Template copy %s created")
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entry_point = "generalconfigaction"
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def __init__(self, request, context_seed, entry_point, *args, **kwargs):
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self.cluster_template_id = context_seed["template_id"]
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try:
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self.template = saharaclient.cluster_template_get(
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request,
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self.cluster_template_id)
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self._set_configs_to_copy(self.template.cluster_configs)
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request.GET = request.GET.copy()
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request.GET.update({"plugin_name": self.template.plugin_name,
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"hadoop_version": self.template.hadoop_version,
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"aa_groups": self.template.anti_affinity})
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super(CopyClusterTemplate, self).__init__(request, context_seed,
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entry_point, *args,
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**kwargs)
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# Initialize node groups.
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# TODO(rdopieralski) The same (or very similar) code appears
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# multiple times in this dashboard. It should be refactored to
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# a function.
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for step in self.steps:
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if isinstance(step, create_flow.ConfigureNodegroups):
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ng_action = step.action
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template_ngs = self.template.node_groups
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if 'forms_ids' in request.POST:
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continue
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ng_action.groups = []
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for i, templ_ng in enumerate(template_ngs):
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group_name = "group_name_%d" % i
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template_id = "template_id_%d" % i
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count = "count_%d" % i
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serialized = "serialized_%d" % i
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# save the original node group with all its fields in
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# case the template id is missing
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serialized_val = base64.urlsafe_b64encode(
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json.dumps(wf_helpers.clean_node_group(templ_ng)))
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ng = {
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"name": templ_ng["name"],
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"count": templ_ng["count"],
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"id": i,
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"deletable": "true",
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"serialized": serialized_val
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}
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if "node_group_template_id" in templ_ng:
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ng["template_id"] = templ_ng[
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"node_group_template_id"]
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ng_action.groups.append(ng)
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wf_helpers.build_node_group_fields(
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ng_action, group_name, template_id, count,
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serialized)
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elif isinstance(step, create_flow.GeneralConfig):
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fields = step.action.fields
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fields["cluster_template_name"].initial = (
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self.template.name + "-copy")
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fields['use_autoconfig'].initial = (
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self.template.use_autoconfig)
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fields["description"].initial = self.template.description
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except Exception:
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exceptions.handle(request,
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_("Unable to fetch template to copy."))
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