2 # Copyright 2016 RIFT.IO Inc
4 # Licensed under the Apache License, Version 2.0 (the "License");
5 # you may not use this file except in compliance with the License.
6 # You may obtain a copy of the License at
8 # http://www.apache.org/licenses/LICENSE-2.0
10 # Unless required by applicable law or agreed to in writing, software
11 # distributed under the License is distributed on an "AS IS" BASIS,
12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 # See the License for the specific language governing permissions and
14 # limitations under the License.
16 # Author(s): Varun Prasad
17 # Creation Date: 09/25/2016
24 from gi
.repository
import (
28 import rift
.mano
.dts
as mano_dts
30 from . import downloader
as pkg_downloader
33 RPC_PKG_ENDPOINT
= RwPkgMgmtYang
.YangOutput_RwPkgMgmt_GetPackageEndpoint
34 RPC_SCHEMA_ENDPOINT
= RwPkgMgmtYang
.YangOutput_RwPkgMgmt_GetPackageSchema
35 RPC_PACKAGE_ADD_ENDPOINT
= RwPkgMgmtYang
.YangOutput_RwPkgMgmt_PackageFileAdd
36 RPC_PACKAGE_DELETE_ENDPOINT
= RwPkgMgmtYang
.YangOutput_RwPkgMgmt_PackageFileDelete
37 RPC_PACKAGE_COPY_ENDPOINT
= RwPkgMgmtYang
.YangOutput_RwPkgMgmt_PackageCopy
40 class EndpointDiscoveryRpcHandler(mano_dts
.AbstractRpcHandler
):
41 """RPC handler to generate the endpoint for the Package manager."""
43 def __init__(self
, log
, dts
, loop
, proxy
):
46 proxy: Any impl of .proxy.AbstractPackageManagerProxy
48 super().__init
__(log
, dts
, loop
)
53 return "/rw-pkg-mgmt:get-package-endpoint"
56 def callback(self
, ks_path
, msg
):
57 """Forwards the request to proxy.
60 url
= yield from self
.proxy
.endpoint(
61 msg
.package_type
if msg
.has_field('package_type') else "",
64 rpc_op
= RPC_PKG_ENDPOINT
.from_dict({"endpoint": url
})
69 class SchemaRpcHandler(mano_dts
.AbstractRpcHandler
):
70 """RPC handler to generate the schema for the packages.
72 def __init__(self
, log
, dts
, loop
, proxy
):
75 proxy: Any impl of .proxy.AbstractPackageManagerProxy
77 super().__init
__(log
, dts
, loop
)
82 return "/rw-pkg-mgmt:get-package-schema"
85 def callback(self
, ks_path
, msg
):
87 package_type
= msg
.package_type
.lower()
88 schema
= yield from self
.proxy
.schema(msg
.package_type
)
90 rpc_op
= RPC_SCHEMA_ENDPOINT()
91 for dirname
in schema
:
92 rpc_op
.schema
.append(dirname
)
97 class PackageOperationsRpcHandler(mano_dts
.AbstractRpcHandler
):
101 1. For a request, we schedule a download in the background
102 2. We register the downloader to a publisher to push out the download status
103 Note: The publisher starts the download automatically.
104 3. Return a tracking ID for the client to monitor the entire status
107 def __init__(self
, log
, dts
, loop
, proxy
, publisher
):
110 proxy: Any impl of .proxy.AbstractPackageManagerProxy
111 publisher: Instance of DownloadStatusPublisher
113 super().__init
__(log
, dts
, loop
)
115 self
.publisher
= publisher
119 return "/rw-pkg-mgmt:package-file-add"
122 def callback(self
, ks_path
, msg
):
123 if not msg
.external_url
:
124 # For now we will only support External URL download
125 raise Exception ("No download URL provided")
127 # Create a tmp file to download the url
128 # We first store the data in temp and post download finish
129 # we move the file to actual location.
130 _
, filename
= tempfile
.mkstemp()
133 if msg
.username
is not None:
134 auth
= (msg
.username
, msg
.password
)
136 url_downloader
= pkg_downloader
.PackageFileDownloader
.from_rpc_input(
143 download_id
= yield from self
.publisher
.register_downloader(url_downloader
)
145 rpc_op
= RPC_PACKAGE_ADD_ENDPOINT
.from_dict({"task_id": download_id
})
149 class PackageCopyOperationsRpcHandler(mano_dts
.AbstractRpcHandler
):
150 def __init__(self
, log
, dts
, loop
, proxy
, publisher
):
153 proxy: Any impl of .proxy.AbstractPackageManagerProxy
154 publisher: CopyStatusPublisher object
156 super().__init
__(log
, dts
, loop
)
158 self
.publisher
= publisher
162 return "/rw-pkg-mgmt:package-copy"
165 def callback(self
, ks_path
, msg
):
167 copier
= pkg_downloader
.PackageFileCopier
.from_rpc_input(msg
, proxy
=self
.proxy
, log
=self
.log
)
169 transaction_id
, dest_package_id
= yield from self
.publisher
.register_copier(copier
)
170 rpc_op
= RPC_PACKAGE_COPY_ENDPOINT
.from_dict({
171 "transaction_id":transaction_id
,
172 "package_id":dest_package_id
,
173 "package_type":msg
.package_type
})
177 class PackageDeleteOperationsRpcHandler(mano_dts
.AbstractRpcHandler
):
178 def __init__(self
, log
, dts
, loop
, proxy
):
181 proxy: Any impl of .proxy.AbstractPackageManagerProxy
183 super().__init
__(log
, dts
, loop
)
188 return "/rw-pkg-mgmt:package-file-delete"
191 def callback(self
, ks_path
, msg
):
193 rpc_op
= RPC_PACKAGE_DELETE_ENDPOINT
.from_dict({"status": str(True)})
196 package_file_type
= msg
.vnfd_file_type
.lower() \
197 if msg
.package_type
== 'VNFD' else msg
.nsd_file_type
.lower()
198 self
.proxy
.package_file_delete(
203 except Exception as e
:
204 self
.log
.exception(e
)
205 rpc_op
.status
= str(False)
206 rpc_op
.error_trace
= str(e
)