qcg/views.py

   1 # coding=utf-8
   2 from datetime import datetime, timedelta
   3
   4 from django.conf import settings
   5 from django.contrib import messages
   6 from django.contrib.auth import REDIRECT_FIELD_NAME
   7 from django.contrib.auth.decorators import login_required
   8 from django.core.exceptions import SuspiciousOperation
   9 from django.core.urlresolvers import reverse
  10 from django.db.models import Q
  11 from django.http import HttpResponse, QueryDict
  12 from django.shortcuts import render, get_object_or_404, redirect
  13 from django.utils.html import format_html
  14 from django.utils.http import urlencode
  15 from django.utils.timezone import UTC
  16 from django.views.decorators.http import require_POST
  17 from django_openid_auth.views import make_consumer
  18 from openid.extensions import ax
  19 from pyqcg.utils.qcg_types import PyqcgException
  20
  21 from filex.forms import HostPathNameForm, RenameForm, ArchiveForm, HostPathForm
  22 from filex.ftp import FTPOperation, FTPError
  23 from filex.views import make_url
  24 from qcg.forms import FiltersForm, ColumnsForm, JobDescriptionForm, EnvFormSet
  25 from qcg.utils import paginator_context
  26 from qcg.service import update_user_data, submit_job, update_job, cancel
  27
  28
  29 def index(request):
  30     return render(request, 'qcg/base.html')
  31
  32
  33 def openid_begin(request):
  34     openid_request = make_consumer(request).begin(settings.OPENID_SSO_SERVER_URL)
  35
  36     fetch_request = ax.FetchRequest()
  37     for (attr, alias) in [('http://axschema.org/namePerson/friendly', 'nickname'),
  38                           ('http://axschema.org/contact/email', 'email'),
  39                           ('http://axschema.org/namePerson', 'fullname'),
  40                           ('http://openid.plgrid.pl/certificate/proxy', 'proxy'),
  41                           ('http://openid.plgrid.pl/certificate/userCert', 'userCert'),
  42                           ('http://openid.plgrid.pl/certificate/proxyPrivKey', 'proxyPrivKey'),
  43                           ('http://openid.plgrid.pl/POSTresponse', 'POSTresponse')]:
  44         fetch_request.add(ax.AttrInfo(attr, alias=alias, required=True))
  45     openid_request.addExtension(fetch_request)
  46
  47     return_to = request.build_absolute_uri(reverse('openid-complete'))
  48
  49     redirect_to = request.GET.get(REDIRECT_FIELD_NAME)
  50     if redirect_to:
  51         return_to += '?' + urlencode({REDIRECT_FIELD_NAME: redirect_to})
  52
  53     return HttpResponse(openid_request.htmlMarkup(request.build_absolute_uri('/'), return_to))
  54
  55
  56 search_fields = ('status_description', 'type', 'note', 'task_id', 'job__note', 'job__project', 'job__job_id',
  57                  'allocations__status_description', 'allocations__processes_group_id', 'allocations__comment')
  58
  59
  60 def parse_date(string):
  61     return datetime.strptime(string.strip(), "%d.%m.%Y").replace(tzinfo=UTC())
  62
  63
  64 @login_required
  65 def jobs_list(request):
  66     update_user_data(request.user, request.session['proxy'])
  67
  68     tasks = request.user.tasks.order_by('-job__submission_time', '-submission_time') \
  69         .select_related('job').prefetch_related('allocations__nodes')
  70
  71     filters = FiltersForm(request.GET)
  72     selected_filters = []
  73     if filters.is_valid():
  74         keywords = filters.cleaned_data['keywords']
  75         status = filters.cleaned_data['status']
  76         host = filters.cleaned_data['host']
  77         submission = filters.cleaned_data['submission']
  78         finish = filters.cleaned_data['finish']
  79
  80         if keywords:
  81             and_query = Q()
  82
  83             for q in keywords.split():
  84                 or_query = Q()
  85                 for field in search_fields:
  86                     or_query |= Q(**{field + '__icontains': q})
  87                 and_query &= or_query
  88
  89             tasks = tasks.filter(and_query)
  90             selected_filters.append((keywords, 'keywords', keywords))
  91
  92         if status:
  93             statuses = []
  94             for s in status:
  95                 si = int(s)
  96                 statuses.extend(FiltersForm.STATUS_MAP[si])
  97                 selected_filters.append((FiltersForm.STATUS_CHOICES_DICT[si], 'status', s))
  98
  99             tasks = tasks.filter(status__in=statuses)
 100
 101         if host:
 102             tasks = tasks.filter(allocations__host_name__in=host)
 103
 104             host_dict = dict(filters.fields['host'].choices)
 105             for h in host:
 106                 selected_filters.append((host_dict[h], 'host', h))
 107
 108         if submission:
 109             start, end = submission.split('-')
 110
 111             tasks = tasks.filter(submission_time__gte=parse_date(start),
 112                                  submission_time__lte=parse_date(end) + timedelta(days=1))
 113             selected_filters.append((u'Data zlecenia: ' + submission, 'submission', submission))
 114
 115         if finish:
 116             start, end = finish.split('-')
 117
 118             tasks = tasks.filter(finish_time__gte=parse_date(start),
 119                                  finish_time__lte=parse_date(end) + timedelta(days=1))
 120             selected_filters.append((u'Data zakończenia: ' + finish, 'finish', finish))
 121
 122         tasks = tasks.distinct()
 123
 124     checked_status = {i: widget.is_checked() for i, widget in enumerate(filters['status'])}
 125
 126     columns = ColumnsForm(QueryDict(request.COOKIES.get('columns', '')))
 127
 128     displayed = None
 129     if columns.is_valid():
 130         displayed = {int(c) for c in columns.cleaned_data['columns']}
 131
 132     # if invalid or empty
 133     if not displayed:
 134         displayed = set(columns.fields['columns'].initial)
 135
 136     context = {'filters': filters, 'checked_status': checked_status, 'selected_filters': selected_filters,
 137                'columns': ColumnsForm(initial={'columns': displayed}), 'displayed': displayed}
 138
 139     context.update(paginator_context(request, tasks))
 140
 141     return render(request, 'qcg/jobs.html', context)
 142
 143
 144 @login_required
 145 def job_details(request, job_id):
 146     job = get_object_or_404(request.user.jobs.prefetch_related('tasks'), job_id=job_id)
 147
 148     update_job(job, request.session['proxy'])
 149
 150     return render(request, 'qcg/job.html', {'job': job})
 151
 152
 153 @login_required
 154 def task_details(request, job_id, task_id):
 155     task = get_object_or_404(request.user.tasks.select_related('job').prefetch_related('allocations'),
 156                              job__job_id=job_id, task_id=task_id)
 157
 158     update_job(task.job, request.session['proxy'])
 159
 160     return render(request, 'qcg/task.html', {'task': task})
 161
 162
 163 @login_required
 164 def job_submit(request):
 165     if request.method == 'POST':
 166         form = JobDescriptionForm(request.POST)
 167         env_formset = EnvFormSet(request.POST)
 168
 169         if form.is_valid() and env_formset.is_valid():
 170             params = form.cleaned_data
 171             params['env_variables'] = [(env['name'], env['value'])
 172                                        for env in env_formset.cleaned_data if env and not env['DELETE']]
 173
 174             job_id = submit_job(params, request.session['proxy'])
 175
 176             messages.success(request,
 177                              format_html('<span class="glyphicon glyphicon-info-sign" aria-hidden="true"></span> '
 178                                          'Zlecono zadanie <em>{}</em>.', job_id))
 179
 180             return redirect('jobs')
 181
 182         print repr(form.errors)
 183         print repr(env_formset.errors)
 184     else:
 185         form = JobDescriptionForm()
 186         env_formset = EnvFormSet()
 187
 188     errors = form.errors or (env_formset.is_bound and not env_formset.is_valid)
 189
 190     return render(request, 'qcg/job_submit.html', {'form': form, 'env_formset': env_formset, 'errors': errors})
 191
 192
 193 @require_POST
 194 @login_required
 195 def job_cancel(request, job_id):
 196     return obj_cancel(request, get_object_or_404(request.user.jobs, job_id=job_id))
 197
 198
 199 @require_POST
 200 @login_required
 201 def task_cancel(request, job_id, task_id):
 202     return obj_cancel(request, get_object_or_404(request.user.tasks, job__job_id=job_id, task_id=task_id))
 203
 204
 205 def obj_cancel(request, obj):
 206     try:
 207         cancel(obj, request.session['proxy'])
 208     except PyqcgException as e:
 209         messages.error(request, format_html('<span class="glyphicon glyphicon-info-sign" aria-hidden="true"></span> {}',
 210                                             e.message))
 211     else:
 212         messages.success(request, format_html('<span class="glyphicon glyphicon-info-sign" aria-hidden="true"></span> '
 213                                               'Zadanie anulowano.'))
 214
 215     return redirect(obj)
 216
 217
 218 @login_required
 219 def gridftp(request):
 220     return render(request, 'qcg/gridftp.html',
 221                   {'new_dir_form': HostPathNameForm(), 'rename_form': RenameForm(), 'archive_form': ArchiveForm()})
 222
 223
 224 @login_required
 225 def gridftp_upload(request):
 226     form = HostPathForm(request.GET)
 227
 228     if not form.is_valid():
 229         raise SuspiciousOperation('Invalid parameters for `gridftp_upload`!')
 230
 231     error = None
 232     try:
 233         FTPOperation(request.session['proxy']).info(make_url(form.cleaned_data, 'path'))
 234     except FTPError as e:
 235         error = e.message
 236
 237     return render(request, 'qcg/gridftp_upload.html',
 238                   {'error': error, 'url': reverse('filex:upload') + '?' + urlencode(form.cleaned_data),
 239                    'host': form.cleaned_data['host'], 'path': form.cleaned_data['path'],
 240                    'sep': '/' if form.cleaned_data['path'].startswith('~') else ''})