1 # ============LICENSE_START====================================================
3 # =============================================================================
4 # Copyright (c) 2019-2020 AT&T Intellectual Property. All rights reserved.
5 # =============================================================================
6 # Licensed under the Apache License, Version 2.0 (the "License");
7 # you may not use this file except in compliance with the License.
8 # You may obtain a copy of the License at
10 # http://www.apache.org/licenses/LICENSE-2.0
12 # Unless required by applicable law or agreed to in writing, software
13 # distributed under the License is distributed on an "AS IS" BASIS,
14 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 # See the License for the specific language governing permissions and
16 # limitations under the License.
17 # ============LICENSE_END======================================================
21 from pkg_resources import resource_string
25 from urllib.parse import unquote_plus
26 from socketserver import ThreadingMixIn
27 from http.server import BaseHTTPRequestHandler, HTTPServer
29 from urllib import unquote_plus
30 from SocketServer import ThreadingMixIn
31 from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
35 from aoconversion import convert
38 def _derefconfig(value):
39 if value.startswith('@'):
40 with open(value[1:], 'r') as f:
41 return f.readline().strip()
47 Configuration parameters as attributes, make sure the required ones are there,
50 def __init__(self, dcaeuser, onboardingurl, onboardinguser, onboardingpass, certfile, dockerregistry, dockeruser, dockerpass, acumosurl=None, interval=900, dockerhost='tcp://localhost:2375', tmpdir='/var/tmp/aoadapter', certverify=True, catalogs=None, port=None, **extras):
51 self.dcaeuser = dcaeuser
53 def x(fmt, *args, **kwargs):
54 return onboardingurl + fmt.format(*args, **kwargs)
56 self._onboardingpass = onboardingpass
57 self._onboardinguser = onboardinguser
58 self.acumosurl = acumosurl
59 self.certfile = certfile
60 self.certverify = certverify
61 self.dockerhost = dockerhost
62 self.dockerregistry = dockerregistry
63 self.dockeruser = dockeruser
64 self._dockerpass = dockerpass
65 self.interval = interval
67 if catalogs is not None and type(catalogs) is not list:
69 self.catalogs = catalogs
73 return (self._onboardinguser, _derefconfig(self._onboardingpass))
76 return _derefconfig(self._dockerpass)
79 class _AcumosAccess(object):
80 def __init__(self, config, url):
81 self.cert = config.certfile
82 self.verify = config.certverify
83 self.url = url.strip().rstrip('/')
85 def artgetter(self, xrev, matcher):
86 for art in xrev['artifacts']:
89 nurl = '{}/artifacts/{}/content'.format(self.url, art['artifactId'])
90 resp = requests.get(nurl, stream=True, cert=self.cert, verify=self.verify)
91 if resp.status_code == 500:
92 resp = requests.get(nurl, stream=True, cert=self.cert, verify=self.verify)
93 resp.raise_for_status()
98 def jsonget(self, format, *args, **kwargs):
99 nurl = self.url + format.format(*args, **kwargs)
100 resp = requests.get(nurl, cert=self.cert, verify=self.verify)
101 if resp.status_code == 500:
102 resp = requests.get(nurl, cert=self.cert, verify=self.verify)
103 resp.raise_for_status()
104 return resp.json()['content']
107 def _x_proto_matcher(art):
108 """ Is this artifact the x.proto file? """
109 return art['name'].endswith('.proto')
112 def _x_zip_matcher(art):
113 """ Is this artifact the x.zip file? """
114 return art['name'].endswith('.zip')
117 def _md_json_matcher(art):
118 """ Is this artifact the metadata.json file? """
119 return art['name'].endswith('.json')
124 Walk the Federation E5 interface of an Acumos instance
126 url = config.acumosurl
127 callback = _makecallback(config)
128 catalogs = config.catalogs
129 aa = _AcumosAccess(config, url)
130 for catalog in aa.jsonget('/catalogs'):
131 if catalogs is not None and catalog['catalogId'] not in catalogs and catalog['name'] not in catalogs:
133 for solution in aa.jsonget('/solutions?catalogId={}', catalog['catalogId']):
134 for revision in aa.jsonget('/solutions/{}/revisions', solution['solutionId']):
135 onboard(aa, callback, solution, revision['revisionId'])
138 def onboard(aa, callback, solution, revid):
139 xrev = aa.jsonget('/solutions/{}/revisions/{}', solution['solutionId'], revid)
140 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))
143 def _pullfile(source, dest):
144 with open(dest, 'wb') as f:
145 for chunk in source().iter_content(65536):
149 _loadedformats = set()
150 _loadedcomponents = set()
157 def _makecallback(config):
158 workdir = config.tmpdir
159 obauth = config.obauth()
162 def callback(model_name, model_version, model_last_updated, rating, proto_getter, zip_getter, metadata_getter):
163 model_name = model_name.lower()
164 model_version = model_version.lower()
165 compid = (model_name, model_version)
166 if compid in _loadedcomponents:
167 print('Skipping component {}: already analyzed'.format(compid))
169 if proto_getter is None or zip_getter is None or metadata_getter is None:
170 print('Skipping component {}: does not have required artifacts'.format(compid))
171 _loadedcomponents.add(compid)
173 modeldir = '{}/{}'.format(workdir, model_name)
174 shutil.rmtree(modeldir, True)
175 os.makedirs(modeldir)
177 _pullfile(proto_getter, '{}/model.proto'.format(modeldir))
178 _pullfile(zip_getter, '{}/model.zip'.format(modeldir))
179 _pullfile(metadata_getter, '{}/metadata.json'.format(modeldir))
181 print('Skipping component {}: artifact access error'.format(compid))
182 _loadedcomponents.add(compid)
185 docker_uri, data_formats, spec = convert.gen_dcae_artifacts_for_model(config, model_name, model_version)
186 shutil.rmtree(modeldir)
188 print('Error analyzing artifacts for {}'.format(compid))
189 traceback.print_exc()
191 for data_format in data_formats:
192 fmtid = (data_format['self']['name'], data_format['self']['version'])
193 if fmtid in _loadedformats:
194 print('Skipping data format {}: already analyzed'.format(fmtid))
197 resp = requests.post(oburl('/dataformats'), json={'owner': config.dcaeuser, 'spec': data_format}, auth=obauth)
198 if resp.status_code == 409:
199 print('Skipping data format {}: previously loaded'.format(fmtid))
200 _loadedformats.add(fmtid)
202 resp.raise_for_status()
203 requests.patch(resp.json()['dataFormatUrl'], json={'owner': config.dcaeuser, 'status': 'published'}, auth=obauth).raise_for_status()
204 print('Loaded data format {}'.format(fmtid))
205 _loadedformats.add(fmtid)
207 print('Error loading data format {}'.format(fmtid))
208 traceback.print_exc()
211 resp = requests.post(oburl('/components'), json={'owner': config.dcaeuser, 'spec': spec}, auth=obauth)
212 if resp.status_code == 409:
213 print('Skipping component {}: previously loaded'.format(compid))
214 _loadedcomponents.add(compid)
216 resp.raise_for_status()
217 requests.patch(resp.json()['componentUrl'], json={'owner': config.dcaeuser, 'status': 'published'}, auth=obauth).raise_for_status()
218 print('Loaded component {}'.format(compid))
219 _loadedcomponents.add(compid)
221 print('Error loading component {}'.format(compid))
222 traceback.print_exc()
227 class ThreadedHTTPServer(ThreadingMixIn, HTTPServer):
228 protocol_version = "HTTP/1.1"
231 class Apihandler(BaseHTTPRequestHandler):
234 if not self.path or '?' not in self.path:
236 self.path, qp = self.path.split('?', 1)
237 for x in qp.split('&'):
238 k, v = x.split('=', 1)
239 self.qparams[unquote_plus(k)] = unquote_plus(v)
241 def replyjson(self, body, ctype='application/json'):
242 self.replyraw(json.dumps(body).encode('utf-8'), ctype)
244 def replyraw(self, data, ctype):
245 self.send_response(200)
246 self.send_header('Content-Type', ctype)
247 self.send_header('Content-Length', len(data))
249 self.wfile.write(data)
253 if self.path == '/' or self.path == '/index.html' or self.path == '/acumos-adapter/' or self.path == '/acumos-adapter/index.html':
254 self.replyraw(self.server.index, 'text/html')
256 if 'acumos' not in self.qparams:
259 aa = _AcumosAccess(self.server.config, self.qparams['acumos'])
260 if self.path == '/acumos-adapter/listCatalogs.js':
261 self.replyjson([{'name': x['name'], 'id': x['catalogId']} for x in aa.jsonget('/catalogs')])
263 if self.path == '/acumos-adapter/listSolutions.js':
264 if 'catalogId' not in self.qparams:
267 self.replyjson([{'name': x['name'], 'id': x['solutionId']} for x in aa.jsonget('/solutions?catalogId={}', self.qparams['catalogId'])])
269 if self.path == '/acumos-adapter/listRevisions.js':
270 if 'solutionId' not in self.qparams:
273 self.replyjson([{'name': x['version'], 'id': x['revisionId']} for x in aa.jsonget('/solutions/{}/revisions', self.qparams['solutionId'])])
279 if self.path == '/acumos-adapter/onboard.js':
280 if 'acumos' not in self.qparams:
283 aa = _AcumosAccess(self.server.config, self.qparams['acumos'])
284 callback = self.server.callback
285 if 'catalogId' not in self.qparams:
286 for catalog in aa.jsonget('/catalogs'):
287 for solution in aa.jsonget('/solutions?catalogId={}', catalog['catalogId']):
288 for revision in aa.jsonget('/solutions/{}/revisions', solution['solutionId']):
289 onboard(aa, callback, solution, revision['revisionId'])
290 elif 'solutionId' not in self.qparams:
291 for solution in aa.jsonget('/solutions?catalogId={}', self.qparams['catalogId']):
292 for revision in aa.jsonget('/solutions/{}/revisions', solution['solutionId']):
293 onboard(aa, callback, solution, revision['revisionId'])
294 elif 'revisionId' not in self.qparams:
295 solution = aa.jsonget('/solutions/{}', self.qparams['solutionId'])
296 for revision in aa.jsonget('/solutions/{}/revisions', solution['solutionId']):
297 onboard(aa, callback, solution, revision['revisionId'])
299 solution = aa.jsonget('/solutions/{}', self.qparams['solutionId'])
300 onboard(aa, callback, solution, self.qparams['revisionId'])
301 self.replyraw('OK'.encode('utf-8'), 'text/plain')
307 server = ThreadedHTTPServer(('', config.port), Apihandler)
308 server.config = config
309 server.callback = _makecallback(config)
310 server.index = resource_string(__name__, 'index.html')
311 server.serve_forever()