new django app packagehandler
[osm/LW-UI.git] / packagehandler / views.py
diff --git a/packagehandler/views.py b/packagehandler/views.py
new file mode 100644 (file)
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@@ -0,0 +1,217 @@
+#   Copyright 2018 EveryUP Srl
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an  BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+
+import json
+import logging
+
+import yaml
+from sf_t3d.decorators import login_required
+from django.http import HttpResponse
+from django.shortcuts import render, redirect
+
+
+from lib.util import Util
+from lib.osm.osmclient.clientv2 import Client
+from lib.osm.osm_rdcl_parser import OsmParser
+from lib.osm.osm_util import OsmUtil
+import authosm.utils as osmutils
+
+logging.basicConfig(level=logging.DEBUG)
+log = logging.getLogger('packagehandler/view.py')
+
+
+@login_required
+def show_packages(request, package_type=None):
+    user = osmutils.get_user(request)
+    project_id = user.project_id
+    client = Client()
+    filter = request.GET.get('type')
+    try:
+        if package_type == 'ns':
+            descriptors = client.nsd_list(user.get_token(),filter)
+        elif package_type == 'vnf':
+            descriptors = client.vnfd_list(user.get_token(),filter)
+    except Exception as e:
+        log.exception(e)
+        descriptors = []
+
+    url = 'package_list.html'
+    return __response_handler(request, {
+        'descriptors': descriptors['data'] if descriptors and descriptors['error'] is False else [],
+        'project_id': project_id,
+        'project_type': 'osm',
+        'package_type': package_type
+    }, url)
+
+@login_required
+def create_package_empty(request, package_type=None):
+    user = osmutils.get_user(request)
+    pkg_name = request.POST.get('name', '')
+    try:
+        client = Client()
+        if package_type == 'ns':
+            result = client.nsd_create_pkg_base(user.get_token(), pkg_name)
+        elif package_type == 'vnf':
+            result = client.vnfd_create_pkg_base(user.get_token(), pkg_name)
+        else:
+            log.debug('Update descriptor: Unknown data type')
+            result = {'error': True, 'data': 'Update descriptor: Unknown data type'}
+    except Exception as e:
+        log.exception(e)
+        result = {'error': True, 'data': str(e)}
+
+    if result['error'] == True:
+        return __response_handler(request, result['data'], url=None,
+                                  status=result['data']['status'] if 'status' in result['data'] else 500)
+    else:
+        result['data']['type'] = package_type
+        return __response_handler(request, result, url=None, status=200)
+
+
+@login_required
+def delete_package(request, package_type=None, package_id=None):
+    user = osmutils.get_user(request)
+    project_id = user.project_id
+    try:
+        client = Client()
+        if package_type == 'ns':
+            result = client.nsd_delete(user.get_token(), package_id)
+        elif package_type == 'vnf':
+            result = client.vnfd_delete(user.get_token(), package_id)
+    except Exception as e:
+        log.exception(e)
+        result = {'error': True, 'data': str(e)}
+
+    url = 'package_list.html'
+    descriptors = {}
+    try:
+        if package_type == 'ns':
+            descriptors = client.nsd_list(user.get_token())
+        elif package_type == 'vnf':
+            descriptors = client.vnfd_list(user.get_token())
+    except Exception as e:
+        log.exception(e)
+
+    return __response_handler(request, {
+        'descriptors': descriptors['data'] if descriptors and descriptors['error'] is False else [],
+        'project_id': project_id,
+        'project_type': 'osm',
+        'package_type': package_type,
+        'alert_message': {
+            'success': False if result['error'] is True else True,
+            'message': 'An error occurred while processing your request.' if result and result['error'] is True else "Record deleted successfully"}
+    }, url)
+
+@login_required
+def clone_package(request, package_type=None, package_id=None):
+    user = osmutils.get_user(request)
+    try:
+        client = Client()
+        if package_type == 'ns':
+            result = client.nsd_clone(user.get_token(), package_id)
+        elif package_type == 'vnf':
+            result = client.vnfd_clone(user.get_token(), package_id)
+        else:
+            log.debug('Update descriptor: Unknown data type')
+            result = {'error': True, 'data': 'Update descriptor: Unknown data type'}
+    except Exception as e:
+        log.exception(e)
+        result = {'error': True, 'data': str(e)}
+    if result['error'] == True:
+        return __response_handler(request, result['data'], url=None,
+                                  status=result['data']['status'] if 'status' in result['data'] else 500)
+    else:
+        return __response_handler(request, {}, url=None, status=200)
+
+@login_required
+def download_pkg(request, package_id, package_type):
+    user = osmutils.get_user(request)
+    file_name = "osm_export.tar.gz"
+    tar_pkg = None
+    try:
+        client = Client()
+        if package_type == 'ns':
+            tar_pkg = client.get_nsd_pkg(user.get_token(), package_id)
+        elif package_type == 'vnf':
+            tar_pkg = client.get_vnfd_pkg(user.get_token(), package_id)
+
+    except Exception as e:
+        log.exception(e)
+    
+    response = HttpResponse(content_type="application/tgz")
+    response["Content-Disposition"] = "attachment; filename="+ file_name
+    response.write(tar_pkg.getvalue())
+    return response
+
+@login_required
+def onboard_package(request, package_type=None):
+    user = osmutils.get_user(request)
+    if request.method == 'POST':
+        data_type = request.POST.get('type')
+        if data_type == "file":
+            file_uploaded = request.FILES['file']
+
+            try:
+                client = Client()
+                if package_type == 'ns':
+                    result = client.nsd_onboard(user.get_token(), file_uploaded)
+                elif package_type == 'vnf':
+                    result = client.vnfd_onboard(user.get_token(), file_uploaded)
+                else:
+                    log.debug('Create descriptor: Unknown data type')
+                    result = {'error': True, 'data': 'Create descriptor: Unknown data type'}
+
+            except Exception as e:
+                log.exception(e)
+                result = {'error': True, 'data': str(e)}
+        else:
+            result = {'error': True, 'data': 'Create descriptor: Unknown data type'}
+
+        if result['error']:
+            return __response_handler(request, result['data'], url=None, status=result['data']['status'] if 'status' in result['data'] else 500)
+        else:
+            return __response_handler(request, {}, url=None, status=200)
+
+@login_required
+def get_package_files_list(request, package_id, package_type):
+    user = osmutils.get_user(request)
+    try:
+        client = Client()
+        if package_type == 'ns':
+            artifacts_res = client.nsd_artifacts(user.get_token(), package_id)
+        elif package_type == 'vnf':
+            artifacts_res = client.vnf_packages_artifacts(user.get_token(), package_id)
+        else:
+            return False
+
+        files_list = yaml.load(artifacts_res['data'] if artifacts_res and artifacts_res['error'] is False else [])
+        result = {'files': files_list}
+    except Exception as e:
+        log.exception(e)
+        result = {'error_msg': 'Unknown error.'}
+    return __response_handler(request, result)
+
+@login_required
+def custom_action(request, package_id=None, package_type=None, action_name=None):
+    if request.method == 'GET':
+        return globals()[action_name](request, package_id, package_type)
+
+def __response_handler(request, data_res, url=None, to_redirect=None, *args, **kwargs):
+    raw_content_types = request.META.get('HTTP_ACCEPT', '*/*').split(',')
+    if 'application/json' in raw_content_types or url is None:
+        return HttpResponse(json.dumps(data_res), content_type="application/json", *args, **kwargs)
+    elif to_redirect:
+        return redirect(url, *args, **kwargs)
+    else:
+        return render(request, url, data_res)
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