genericparser seed code

[modeling/etsicatalog.git] / genericparser / packages / biz / vnf_pkg_artifacts.py

diff --git a/genericparser/packages/biz/vnf_pkg_artifacts.py b/genericparser/packages/biz/vnf_pkg_artifacts.py
new file mode 100644 (file)
index 0000000..f2506da
--- /dev/null
+++ b/genericparser/packages/biz/vnf_pkg_artifacts.py
@@ -0,0 +1,40 @@
+# Copyright (C) 2019 Verizon. All Rights Reserved
+#
+# 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 "AS IS" 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 logging
+
+from genericparser.pub.database.models import VnfPackageModel
+from genericparser.pub.exceptions import ResourceNotFoundException, ArtifactNotFoundException
+from genericparser.pub.utils import fileutil
+
+logger = logging.getLogger(__name__)
+
+
+class FetchVnfPkgArtifact(object):
+    def fetch(self, vnfPkgId, artifactPath):
+        logger.debug("FetchVnfPkgArtifact--get--single--artifact--biz::>"
+                     "ID: %s path: %s" % (vnfPkgId, artifactPath))
+        vnf_pkg = VnfPackageModel.objects.filter(vnfPackageId=vnfPkgId)
+        if not vnf_pkg.exists():
+            err_msg = "NF Package (%s) doesn't exists." % vnfPkgId
+            raise ResourceNotFoundException(err_msg)
+        vnf_pkg = vnf_pkg.get()
+        local_path = vnf_pkg.localFilePath
+        if local_path.endswith(".csar") or local_path.endswith(".zip"):
+            vnf_extract_path = fileutil.unzip_csar_to_tmp(local_path)
+            artifact_path = fileutil.get_artifact_path(vnf_extract_path, artifactPath)
+            if not artifact_path:
+                raise ArtifactNotFoundException("Couldn't artifact %s" % artifactPath)
+        file_content = open(artifact_path, 'rb').read()
+        return file_content