312 lines
11 KiB
Python
312 lines
11 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 logging
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import uuid
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from django.forms import widgets
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from django import template
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from django.template import defaultfilters
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from django.utils.encoding import force_text
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from django.utils.safestring import mark_safe
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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 horizon import forms
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from horizon import messages
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from sahara_dashboard.api import sahara as saharaclient
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LOG = logging.getLogger(__name__)
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class LabeledInput(widgets.TextInput):
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def render(self, name, values, attrs=None):
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input = super(LabeledInput, self).render(name, values, attrs)
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label = "<span id='%s'>%s</span>" %\
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("id_%s_label" % name,
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"swift://")
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result = "%s%s" % (label, input)
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return mark_safe(result)
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class JobBinaryCreateForm(forms.SelfHandlingForm):
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NEW_SCRIPT = "newscript"
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UPLOAD_BIN = "uploadfile"
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action_url = ('horizon:project:data_processing.'
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'job_binaries:create-job-binary')
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def __init__(self, request, *args, **kwargs):
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super(JobBinaryCreateForm, self).__init__(request, *args, **kwargs)
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self.help_text_template = ("project/data_processing.job_binaries/"
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"_create_job_binary_help.html")
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self.fields["job_binary_name"] = forms.CharField(label=_("Name"))
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self.fields["job_binary_type"] = forms.ChoiceField(
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label=_("Storage type"),
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widget=forms.Select(
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attrs={
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'class': 'switchable',
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'data-slug': 'jb_type'
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}))
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self.fields["job_binary_url"] = forms.CharField(
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label=_("URL"),
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required=False,
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widget=LabeledInput(
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attrs={
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'class': 'switched',
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'data-switch-on': 'jb_type',
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'data-jb_type-swift': _('URL')
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}))
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self.fields["job_binary_internal"] = forms.ChoiceField(
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label=_("Internal binary"),
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required=False,
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widget=forms.Select(
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attrs={
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'class': 'switched switchable',
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'data-slug': 'jb_internal',
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'data-switch-on': 'jb_type',
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'data-jb_type-internal-db': _('Internal Binary')
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}))
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self.fields["job_binary_file"] = forms.FileField(
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label=_("Upload File"),
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required=False,
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widget=forms.ClearableFileInput(
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attrs={
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'class': 'switched',
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'data-switch-on': 'jb_internal',
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'data-jb_internal-uploadfile': _("Upload File")
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}))
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self.fields["job_binary_script_name"] = forms.CharField(
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label=_("Script name"),
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required=False,
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widget=forms.TextInput(
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attrs={
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'class': 'switched',
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'data-switch-on': 'jb_internal',
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'data-jb_internal-newscript': _("Script name")
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}))
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self.fields["job_binary_script"] = forms.CharField(
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label=_("Script text"),
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required=False,
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widget=forms.Textarea(
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attrs={
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'rows': 4,
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'class': 'switched',
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'data-switch-on': 'jb_internal',
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'data-jb_internal-newscript': _("Script text")
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}))
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self.fields["job_binary_username"] = forms.CharField(
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label=_("Username"),
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required=False,
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widget=forms.TextInput(
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attrs={
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'class': 'switched',
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'data-switch-on': 'jb_type',
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'data-jb_type-swift': _('Username')
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}))
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self.fields["job_binary_password"] = forms.CharField(
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label=_("Password"),
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required=False,
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widget=forms.PasswordInput(
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attrs={
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'autocomplete': 'off',
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'class': 'switched',
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'data-switch-on': 'jb_type',
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'data-jb_type-swift': _('Password')
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}))
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self.fields["job_binary_description"] = (
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forms.CharField(label=_("Description"),
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required=False,
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widget=forms.Textarea()))
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self.fields["job_binary_type"].choices =\
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[("internal-db", "Internal database"),
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("swift", "Swift")]
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self.fields["job_binary_internal"].choices =\
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self.populate_job_binary_internal_choices(request)
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self.load_form_values()
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def load_form_values(self):
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if "job_binary" in self.initial:
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jb = self.initial["job_binary"]
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for field in self.fields:
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if self.FIELD_MAP[field]:
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if field == "job_binary_url":
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url = getattr(jb, self.FIELD_MAP[field], None)
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(type, loc) = url.split("://")
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self.fields['job_binary_type'].initial = type
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self.fields[field].initial = loc
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else:
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self.fields[field].initial = (
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getattr(jb, self.FIELD_MAP[field], None))
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def populate_job_binary_internal_choices(self, request):
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try:
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job_binaries = saharaclient.job_binary_internal_list(request)
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except Exception:
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exceptions.handle(request,
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_("Failed to get list of internal binaries."))
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job_binaries = []
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choices = [(job_binary.id, job_binary.name)
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for job_binary in job_binaries]
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choices.insert(0, (self.NEW_SCRIPT, '*Create a script'))
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choices.insert(0, (self.UPLOAD_BIN, '*Upload a new file'))
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return choices
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def handle(self, request, context):
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try:
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extra = {}
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bin_url = "%s://%s" % (context["job_binary_type"],
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context["job_binary_url"])
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if(context["job_binary_type"] == "internal-db"):
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bin_url = self.handle_internal(request, context)
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elif(context["job_binary_type"] == "swift"):
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extra = self.handle_swift(request, context)
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bin_object = saharaclient.job_binary_create(
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request,
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context["job_binary_name"],
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bin_url,
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context["job_binary_description"],
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extra)
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messages.success(request, "Successfully created job binary")
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return bin_object
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except Exception:
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exceptions.handle(request,
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_("Unable to create job binary"))
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return False
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def get_help_text(self, extra_context=None):
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text = ""
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extra_context = extra_context or {}
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if self.help_text_template:
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tmpl = template.loader.get_template(self.help_text_template)
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context = template.RequestContext(self.request, extra_context)
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text += tmpl.render(context)
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else:
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text += defaultfilters.linebreaks(force_text(self.help_text))
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return defaultfilters.safe(text)
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class Meta(object):
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name = _("Create Job Binary")
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help_text_template = ("project/data_processing.job_binaries/"
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"_create_job_binary_help.html")
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def handle_internal(self, request, context):
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result = ""
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bin_id = context["job_binary_internal"]
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if(bin_id == self.UPLOAD_BIN):
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try:
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result = saharaclient.job_binary_internal_create(
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request,
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self.get_unique_binary_name(
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request, request.FILES["job_binary_file"].name),
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request.FILES["job_binary_file"].read())
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bin_id = result.id
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except Exception:
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exceptions.handle(request,
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_("Unable to upload job binary"))
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return None
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elif(bin_id == self.NEW_SCRIPT):
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try:
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result = saharaclient.job_binary_internal_create(
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request,
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self.get_unique_binary_name(
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request, context["job_binary_script_name"]),
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context["job_binary_script"])
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bin_id = result.id
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except Exception:
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exceptions.handle(request,
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_("Unable to create job binary"))
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return None
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return "internal-db://%s" % bin_id
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def handle_swift(self, request, context):
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username = context["job_binary_username"]
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password = context["job_binary_password"]
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extra = {
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"user": username,
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"password": password
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}
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return extra
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def get_unique_binary_name(self, request, base_name):
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try:
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internals = saharaclient.job_binary_internal_list(request)
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except Exception:
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internals = []
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exceptions.handle(request,
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_("Failed to fetch internal binary list"))
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names = [internal.name for internal in internals]
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if base_name in names:
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return "%s_%s" % (base_name, uuid.uuid1())
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return base_name
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class JobBinaryEditForm(JobBinaryCreateForm):
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FIELD_MAP = {
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'job_binary_description': 'description',
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'job_binary_file': None,
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'job_binary_internal': None,
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'job_binary_name': 'name',
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'job_binary_password': None,
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'job_binary_script': None,
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'job_binary_script_name': None,
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'job_binary_type': None,
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'job_binary_url': 'url',
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'job_binary_username': None,
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}
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def handle(self, request, context):
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try:
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extra = {}
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bin_url = "%s://%s" % (context["job_binary_type"],
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context["job_binary_url"])
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if (context["job_binary_type"] == "swift"):
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extra = self.handle_swift(request, context)
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update_data = {
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"name": context["job_binary_name"],
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"description": context["job_binary_description"],
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"extra": extra,
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"url": bin_url,
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}
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bin_object = saharaclient.job_binary_update(
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request, self.initial["job_binary"].id, update_data)
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messages.success(request, "Successfully updated job binary")
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return bin_object
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except Exception:
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exceptions.handle(request,
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_("Unable to update job binary"))
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return False
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