1 # ============LICENSE_START====================================================
3 # =============================================================================
4 # Copyright (c) 2019-2020 AT&T Intellectual Property. All rights reserved.
5 # Copyright (c) 2021 highstreet technologies GmbH. All rights reserved.
6 # =============================================================================
7 # Licensed under the Apache License, Version 2.0 (the "License");
8 # you may not use this file except in compliance with the License.
9 # You may obtain a copy of the License at
11 # http://www.apache.org/licenses/LICENSE-2.0
13 # Unless required by applicable law or agreed to in writing, software
14 # distributed under the License is distributed on an "AS IS" BASIS,
15 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 # See the License for the specific language governing permissions and
17 # limitations under the License.
18 # ============LICENSE_END======================================================
22 from pkg_resources import resource_string
26 from urllib.parse import unquote_plus
27 from socketserver import ThreadingMixIn
28 from http.server import BaseHTTPRequestHandler, HTTPServer
30 from urllib import unquote_plus
31 from SocketServer import ThreadingMixIn
32 from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
36 from aoconversion import convert
39 def _derefconfig(value):
40 if value.startswith('@'):
41 with open(value[1:], 'r') as f:
42 return f.readline().strip()
48 Configuration parameters as attributes, make sure the required ones are there,
51 def __init__(self, dcaeuser, onboardingurl, onboardinguser, onboardingpass, certfile, dockerregistry, dockeruser, dockerpass, http_proxy, https_proxy, no_proxy, acumosurl=None, interval=900, dockerhost='tcp://localhost:2375', tmpdir='/var/tmp/aoadapter', certverify=True, catalogs=None, port=None, **extras):
52 self.dcaeuser = dcaeuser
54 def x(fmt, *args, **kwargs):
55 return onboardingurl + fmt.format(*args, **kwargs)
57 self._onboardingpass = onboardingpass
58 self._onboardinguser = onboardinguser
59 self.acumosurl = acumosurl
60 self.certfile = certfile
61 self.certverify = certverify
62 self.dockerhost = dockerhost
63 self.dockerregistry = dockerregistry
64 self.dockeruser = dockeruser
65 self._dockerpass = dockerpass
66 self.interval = interval
68 self.http_proxy = http_proxy if http_proxy is not None else ""
69 self.https_proxy = https_proxy if http_proxy is not None else ""
70 self.no_proxy = no_proxy if no_proxy is not None else ""
71 if catalogs is not None and type(catalogs) is not list:
73 self.catalogs = catalogs
77 return (self._onboardinguser, _derefconfig(self._onboardingpass))
80 return _derefconfig(self._dockerpass)
83 class _AcumosAccess(object):
84 def __init__(self, config, url):
85 self.cert = config.certfile
86 self.verify = config.certverify
87 self.url = url.strip().rstrip('/')
89 def artgetter(self, xrev, matcher):
90 for art in xrev['artifacts']:
93 nurl = '{}/artifacts/{}/content'.format(self.url, art['artifactId'])
94 resp = requests.get(nurl, stream=True, cert=self.cert, verify=self.verify)
95 if resp.status_code == 500:
96 resp = requests.get(nurl, stream=True, cert=self.cert, verify=self.verify)
97 resp.raise_for_status()
102 def jsonget(self, format, *args, **kwargs):
103 nurl = self.url + format.format(*args, **kwargs)
104 resp = requests.get(nurl, cert=self.cert, verify=self.verify)
105 if resp.status_code == 500:
106 resp = requests.get(nurl, cert=self.cert, verify=self.verify)
107 resp.raise_for_status()
108 return resp.json()['content']
111 def _x_proto_matcher(art):
112 """ Is this artifact the x.proto file? """
113 return art['name'].endswith('.proto')
116 def _x_zip_matcher(art):
117 """ Is this artifact the x.zip file? """
118 return art['name'].endswith('.zip')
121 def _md_json_matcher(art):
122 """ Is this artifact the metadata.json file? """
123 return art['name'].__contains__('metadata') & art['name'].endswith('.json')
128 Walk the Federation E5 interface of an Acumos instance
130 url = config.acumosurl
131 callback = _makecallback(config)
132 catalogs = config.catalogs
133 aa = _AcumosAccess(config, url)
134 for catalog in aa.jsonget('/catalogs'):
135 if catalogs is not None and catalog['catalogId'] not in catalogs and catalog['name'] not in catalogs:
137 for solution in aa.jsonget('/solutions?catalogId={}', catalog['catalogId']):
138 for revision in aa.jsonget('/solutions/{}/revisions', solution['solutionId']):
139 onboard(aa, callback, solution, revision['revisionId'])
142 def onboard(aa, callback, solution, revid):
144 xrev = aa.jsonget('/solutions/{}/revisions/{}', solution['solutionId'], revid)
145 callback(model_name=solution['name'], model_version=xrev['version'], model_last_updated=xrev['modified'], rating=solution['ratingAverageTenths'] / 10.0, proto_getter=aa.artgetter(xrev, _x_proto_matcher), zip_getter=aa.artgetter(xrev, _x_zip_matcher), metadata_getter=aa.artgetter(xrev, _md_json_matcher))
148 def _pullfile(source, dest):
149 with open(dest, 'wb') as f:
150 for chunk in source().iter_content(65536):
154 _loadedformats = set()
155 _loadedcomponents = set()
162 def _makecallback(config):
163 workdir = config.tmpdir
164 obauth = config.obauth()
167 def callback(model_name, model_version, model_last_updated, rating, proto_getter, zip_getter, metadata_getter):
168 model_name = model_name.lower()
169 model_version = model_version.lower()
170 compid = (model_name, model_version)
171 if compid in _loadedcomponents:
172 print('Skipping component {}: already analyzed'.format(compid))
174 if proto_getter is None or zip_getter is None or metadata_getter is None:
175 print('Skipping component {}: does not have required artifacts'.format(compid))
176 _loadedcomponents.add(compid)
178 modeldir = '{}/{}'.format(workdir, model_name)
179 shutil.rmtree(modeldir, True)
180 os.makedirs(modeldir)
182 _pullfile(proto_getter, '{}/model.proto'.format(modeldir))
183 _pullfile(zip_getter, '{}/model.zip'.format(modeldir))
184 _pullfile(metadata_getter, '{}/metadata.json'.format(modeldir))
186 print('Skipping component {}: artifact access error'.format(compid))
187 _loadedcomponents.add(compid)
190 docker_uri, data_formats, spec = convert.gen_dcae_artifacts_for_model(config, model_name, model_version)
191 shutil.rmtree(modeldir)
193 print('Error analyzing artifacts for {}'.format(compid))
194 traceback.print_exc()
196 for data_format in data_formats:
197 fmtid = (data_format['self']['name'], data_format['self']['version'])
198 if fmtid in _loadedformats:
199 print('Skipping data format {}: already analyzed'.format(fmtid))
202 resp = requests.post(oburl('/dataformats'), json={'owner': config.dcaeuser, 'spec': data_format}, auth=obauth)
203 if resp.status_code == 409:
204 print('Skipping data format {}: previously loaded'.format(fmtid))
205 _loadedformats.add(fmtid)
207 resp.raise_for_status()
208 requests.patch(resp.json()['dataFormatUrl'], json={'owner': config.dcaeuser, 'status': 'published'}, auth=obauth).raise_for_status()
209 print('Loaded data format {}'.format(fmtid))
210 _loadedformats.add(fmtid)
212 print('Error loading data format {}'.format(fmtid))
213 traceback.print_exc()
216 resp = requests.post(oburl('/components'), json={'owner': config.dcaeuser, 'spec': spec}, auth=obauth)
217 if resp.status_code == 409:
218 print('Skipping component {}: previously loaded'.format(compid))
219 _loadedcomponents.add(compid)
221 resp.raise_for_status()
222 requests.patch(resp.json()['componentUrl'], json={'owner': config.dcaeuser, 'status': 'published'}, auth=obauth).raise_for_status()
223 print('Loaded component {}'.format(compid))
224 _loadedcomponents.add(compid)
226 print('Error loading component {}'.format(compid))
227 traceback.print_exc()
232 class ThreadedHTTPServer(ThreadingMixIn, HTTPServer):
233 protocol_version = "HTTP/1.1"
236 class Apihandler(BaseHTTPRequestHandler):
239 if not self.path or '?' not in self.path:
241 self.path, qp = self.path.split('?', 1)
242 for x in qp.split('&'):
243 k, v = x.split('=', 1)
244 self.qparams[unquote_plus(k)] = unquote_plus(v)
246 def replyjson(self, body, ctype='application/json'):
247 self.replyraw(json.dumps(body).encode('utf-8'), ctype)
249 def replyraw(self, data, ctype):
250 self.send_response(200)
251 self.send_header('Content-Type', ctype)
252 self.send_header('Content-Length', len(data))
254 self.wfile.write(data)
258 if self.path == '/' or self.path == '/index.html' or self.path == '/acumos-adapter/' or self.path == '/acumos-adapter/index.html':
259 self.replyraw(self.server.index, 'text/html')
261 if 'acumos' not in self.qparams:
264 aa = _AcumosAccess(self.server.config, self.qparams['acumos'])
265 if self.path == '/acumos-adapter/listCatalogs.js':
266 self.replyjson([{'name': x['name'], 'id': x['catalogId']} for x in aa.jsonget('/catalogs')])
268 if self.path == '/acumos-adapter/listSolutions.js':
269 if 'catalogId' not in self.qparams:
272 self.replyjson([{'name': x['name'], 'id': x['solutionId']} for x in aa.jsonget('/solutions?catalogId={}', self.qparams['catalogId'])])
274 if self.path == '/acumos-adapter/listRevisions.js':
275 if 'solutionId' not in self.qparams:
278 self.replyjson([{'name': x['version'], 'id': x['revisionId']} for x in aa.jsonget('/solutions/{}/revisions', self.qparams['solutionId'])])
284 if self.path == '/acumos-adapter/onboard.js':
285 if 'acumos' not in self.qparams:
288 aa = _AcumosAccess(self.server.config, self.qparams['acumos'])
289 callback = self.server.callback
290 if 'catalogId' not in self.qparams:
291 for catalog in aa.jsonget('/catalogs'):
292 for solution in aa.jsonget('/solutions?catalogId={}', catalog['catalogId']):
293 for revision in aa.jsonget('/solutions/{}/revisions', solution['solutionId']):
294 onboard(aa, callback, solution, revision['revisionId'])
295 elif 'solutionId' not in self.qparams:
296 for solution in aa.jsonget('/solutions?catalogId={}', self.qparams['catalogId']):
297 for revision in aa.jsonget('/solutions/{}/revisions', solution['solutionId']):
298 onboard(aa, callback, solution, revision['revisionId'])
299 elif 'revisionId' not in self.qparams:
300 solution = aa.jsonget('/solutions/{}', self.qparams['solutionId'])
301 for revision in aa.jsonget('/solutions/{}/revisions', solution['solutionId']):
302 onboard(aa, callback, solution, revision['revisionId'])
304 solution = aa.jsonget('/solutions/{}', self.qparams['solutionId'])
305 onboard(aa, callback, solution, self.qparams['revisionId'])
306 self.replyraw('OK'.encode('utf-8'), 'text/plain')
312 server = ThreadedHTTPServer(('', config.port), Apihandler)
313 server.config = config
314 server.callback = _makecallback(config)
315 server.index = resource_string(__name__, 'index.html')
316 server.serve_forever()