def process_user(self, job, js, headers, raw_response):
"""
Process user detail data
:param job:
:param js:
:param headers:
:param raw_response:
:return:
"""
if 'id' not in js:
logger.error('Field ID not found in user')
return
s = self.session()
try:
user_id = int(js['id'])
dbu = s.query(GitHubUserDetails).filter(
GitHubUserDetails.id == user_id).one_or_none()
is_new = False
if dbu is None:
is_new = True
dbu = GitHubUserDetails()
dbu.id = user_id
dbu.date_last_check = salch.func.now()
dbu.username = js['login']
dbu.name = utils.utf8ize(utils.defvalkey(js, 'name'))
dbu.company = utils.utf8ize(utils.defvalkey(js, 'company'))
dbu.blog = utils.defvalkey(js, 'blog')
dbu.email = utils.defvalkey(js, 'email')
dbu.bio = utils.utf8ize(utils.defvalkey(js, 'bio'))
dbu.usr_type = utils.defvalkey(js, 'type')
dbu.public_repos = js['public_repos']
dbu.public_gists = js['public_gists']
dbu.followers = js['followers']
dbu.following = js['following']
dbu.created_at = utils.dt_norm(
utils.try_parse_timestamp(utils.defvalkey(js, 'created_at')))
dbu.updated_at = utils.dt_norm(
utils.try_parse_timestamp(utils.defvalkey(js, 'updated_at')))
if is_new:
s.add(dbu)
else:
s.merge(dbu)
s.commit()
s.flush()
s.expunge_all()
except Exception as e:
logger.error('Exception storing user details: %s: %s' %
(js['id'], e))
logger.debug(traceback.format_exc())
finally:
utils.silent_close(s)
def process_item(self, item, spider):
"""
Process item for persisting
:param item:
:param spider:
:return:
"""
try:
s = self.session()
if isinstance(item, (PomItem, type(PomItem()), type(PomItem))):
self.store_pom(item, s)
elif isinstance(item, (AscItem, type(AscItem()), type(AscItem))):
self.store_asc(item, s)
elif isinstance(item, (ArtifactItem, type(ArtifactItem()), type(ArtifactItem))):
self.store_index(item, s)
elif isinstance(item, LinkItem):
pass
else:
logger.warning('Unknown item: %s type %s' % (item, type(item)))
return
s.commit()
s.flush() # writes changes to DB
s.expunge_all() # removes objects from session
except Exception as e:
logger.warning('Exception in storing key %s' % e)
finally:
utils.silent_close(s)
s = None
return item
def work(self):
"""
Entry point after argument processing.
:return:
"""
self.config_file = self.args.config
self.init_config()
self.init_db()
s = self.session()
js_res = []
try:
res = s.query(MavenSignature.sig_key_id).group_by(
MavenSignature.sig_key_id).all()
for keyrec in res:
js_res.append(keyrec.sig_key_id)
js_res.sort()
print(json.dumps(js_res))
except Exception as e:
logger.error('Exception in dump: %s' % e)
logger.debug(traceback.format_exc())
finally:
utils.silent_close(s)
def process_colab(self, job, js, headers, raw_response):
"""
Process colaborators for org owned repos
:param job:
:param js:
:param headers:
:param raw_response:
:return:
"""
for colab in js:
if 'id' not in colab:
logger.error('Field ID not found in colab')
continue
s = self.session()
try:
# delete first - avoid excs
s.query(GitHubRepoColab)\
.filter(GitHubRepoColab.user_name == colab['login'])\
.filter(GitHubRepoColab.repo_name == job.meta['repo'])\
.delete()
dbu = GitHubRepoColab()
dbu.repo_name = job.meta['repo']
dbu.user_name = colab['login']
dbu.can_pull = colab['permissions']['pull']
dbu.can_push = colab['permissions']['push']
dbu.can_admin = colab['permissions']['admin']
s.add(dbu)
s.commit()
s.flush()
s.expunge_all()
except Exception as e:
logger.error('Exception storing colab details: %s:%s: %s' %
(colab['login'], job.meta['repo'], e))
logger.debug(traceback.format_exc())
finally:
utils.silent_close(s)
if len(js) == 0:
return
# Load next page
cur_page = utils.defvalkey(job.meta, 'page', 1)
new_url = (self.ORG_REPO_COLAB_URL %
(job.meta['repo'])) + ('?page=%s' % (cur_page + 1))
new_meta = dict(job.meta)
new_meta['page'] = cur_page + 1
job = DownloadJob(url=new_url,
jtype=DownloadJob.TYPE_REPO_COLAB,
meta=new_meta)
self.link_queue.put(job)
def store_users_list(self, users):
"""
Stores all user in the list
:param users
:return:
"""
# Handling gaps in the user space ID. With user-only optimization it causes
# overlaps.
reduced_by = 0
with self.processed_user_set_lock:
ids = [user.user_id for user in users]
ids_ok = []
for id in ids:
if id in self.processed_user_set:
reduced_by += 1
continue
self.processed_user_set.add(id)
ids_ok.append(id)
users = [user for user in users if user.user_id in ids_ok]
# Bulk user load
s = self.session()
id_list = sorted([user.user_id for user in users])
db_users = s.query(GitHubUserDb).filter(
GitHubUserDb.id.in_(id_list)).all()
db_user_map = {user.id: user for user in db_users}
for user in users:
self.new_users_events.insert()
# Store user to the DB
try:
db_user = utils.defvalkey(db_user_map, key=user.user_id)
self.store_user(user, s, db_user=db_user, db_user_loaded=True)
except Exception as e:
logger.warning('[%02d] Exception in storing user %s' %
(self.local_data.idx, e))
self.trace_logger.log(e)
logger.info('[%02d] idlist: %s' %
(self.local_data.idx, id_list))
self.trigger_quit()
break
try:
s.commit()
# logger.info('[%02d] Commited, reduced by: %s' % (self.local_data.idx, reduced_by))
except Exception as e:
logger.warning('[%02d] Exception in storing bulk users' %
self.local_data.idx)
logger.warning(traceback.format_exc())
logger.info('[%02d] idlist: %s' % (self.local_data.idx, id_list))
self.trigger_quit()
finally:
utils.silent_close(s)
def process_assignee(self, job, js, headers, raw_response):
"""
Process assignees for org owned repos
:param job:
:param js:
:param headers:
:param raw_response:
:return:
"""
for assignee in js:
if 'id' not in assignee:
logger.error('Field ID not found in assignees')
continue
s = self.session()
try:
# delete first - avoid excs
s.query(GitHubRepoAssignee)\
.filter(GitHubRepoAssignee.user_name == assignee['login'])\
.filter(GitHubRepoAssignee.repo_name == job.meta['repo'])\
.delete()
dbu = GitHubRepoAssignee()
dbu.repo_name = job.meta['repo']
dbu.user_name = assignee['login']
s.add(dbu)
s.commit()
s.flush()
s.expunge_all()
except Exception as e:
logger.error('Exception storing cassignee details: %s:%s: %s' %
(assignee['login'], job.meta['repo'], e))
logger.debug(traceback.format_exc())
finally:
utils.silent_close(s)
if len(js) == 0:
return
# Load next page
cur_page = utils.defvalkey(job.meta, 'page', 1)
new_url = (self.ORG_REPO_ASSIGNEES_URL %
(job.meta['repo'])) + ('?page=%s' % (cur_page + 1))
new_meta = dict(job.meta)
new_meta['page'] = cur_page + 1
job = DownloadJob(url=new_url,
jtype=DownloadJob.TYPE_REPO_ASSIGNEE,
meta=new_meta)
self.link_queue.put(job)
def flush_sqlite(self, buff):
if len(buff) == 0:
return
if self.sqlite_file is None:
return
if not self.sqlite_data:
return
s = self.sqlite_session()
for elem in buff:
s.merge(elem)
logger.debug('Committing %d elems %s' % (len(buff), s))
s.flush()
s.commit()
utils.silent_close(s)
def _init_queue(self):
"""
Initializes link queue
:return:
"""
sess = self.session()
logger.debug('Loading users...')
users_cnt = 0
all_keys = sess.query(GitHubKey).filter(
GitHubKey.is_interesting == 1).all()
logger.debug('All users loaded')
for rec in all_keys:
users_cnt += 1
job = DownloadJob(url=self.USER_DETAIL_URL % rec.key_user_found,
jtype=DownloadJob.TYPE_USER,
meta={
'user': rec.key_user_found,
'user_id': rec.key_user_id_found
})
self.link_queue.put(job)
job = DownloadJob(url=self.USER_ORGS_URL % rec.key_user_found,
jtype=DownloadJob.TYPE_ORG,
meta={
'user': rec.key_user_found,
'user_id': rec.key_user_id_found
})
self.link_queue.put(job)
job = DownloadJob(url=self.USER_REPOS_URL % rec.key_user_found,
jtype=DownloadJob.TYPE_REPOS_USER,
meta={
'user': rec.key_user_found,
'user_id': rec.key_user_id_found
})
self.link_queue.put(job)
logger.info('Queue initialized, users cnt: %s' % users_cnt)
utils.silent_close(sess)
def fill_user_key_links(self):
"""
Loads next X users from the database, advances since_id
:return:
"""
# self.since_id
s = self.session()
try:
db_users = s.query(GitHubUserDb)\
.filter(GitHubUserDb.id > self.since_id)\
.order_by(GitHubUserDb.id)\
.limit(self.user_load_bulk)\
.all()
for user in db_users:
key_url = self.KEYS_ID_URL % user.id
github_user = GitHubUser(user_id=user.id,
user_name=user.username,
user_type=user.usr_type,
user_url=self.USER_URL %
user.username)
new_job = DownloadJob(url=key_url,
jtype=DownloadJob.TYPE_KEYS,
user=github_user,
priority=random.randint(0, 1000),
time_added=time.time())
self.link_queue.put(new_job)
if user.id > self.since_id:
self.since_id = user.id
except Exception as e:
logger.warning('Exception in loading users: %s' % e)
utils.silent_rollback(s)
finally:
utils.silent_close(s)
def process_keys_data(self, job, js, headers, raw_response):
"""
Processing key loaded data
:param job:
:param js:
:param headers:
:param raw_response:
:return:
"""
js_empty = js is None or len(js) == 0
# Expect failures, commit everything before
if self.merge and not js_empty:
try:
s = self.session()
s.commit()
except Exception as e:
logger.warning('Could not pre-commit: %s' % e)
# Store each key.
key_ids = []
for key in js:
s = None
self.new_keys_events.insert()
try:
s = self.session()
self.store_key(job.user, key, s)
key_ids.append(int(key['id']))
s.commit()
self.assoc_key(job.user.user_id, key['id'], s)
s.commit()
s.flush() # writes changes to DB
s.expunge_all() # removes objects from session
except Exception as e:
logger.warning('Exception in storing key %s' % e)
self.trace_logger.log(e)
finally:
utils.silent_close(s)
s = None
# Deassoc lost keys
try:
s = self.session()
self.deassoc_lost_keys(job.user.user_id, key_ids, s)
s.commit()
except Exception as e:
logger.warning('Exception in deassoc for users %s : %s' %
(job.user.user_id, e))
self.trace_logger.log(e)
finally:
utils.silent_close(s)
s = None
self.on_keys_processed()
def parse_page(self, response):
"""
General page parser
:param response:
:return:
"""
links_visit = set()
links = set()
for link in LxmlLinkExtractor(allow=(), deny=()).extract_links(response):
# Add all links except up link.
if link.text != '../':
links.add(link.url)
# Links extracted from the current page.
# Extract links only if landed in the artifact directory.
is_artifact = False
art_conf = 0
if len(links) < 100:
art_conf += 3
versions = []
misc_files = []
for link in links:
if link.endswith('/maven-metadata.xml'):
is_artifact = True
last_segment = link
last_slash = link[-1] == '/'
if last_slash:
last_segment = link[0:-1]
last_segment = last_segment.rsplit('/', 1)[1]
if self.is_version_folder(last_segment):
art_conf += 1
versions.append({'v': last_segment, 'l': self.remove_prefix(link, response.url)})
elif link != response.url:
misc_files.append(self.remove_prefix(link, response.url))
# TODO: if non-standard format, download also maven-metadata.xml
# Store only artifacts related URLs
if is_artifact or art_conf > 5:
logger.info('New artifact(%s), confidence(%s): %s' % (is_artifact, art_conf, response.url))
item = ArtifactItem()
item['url'] = response.url
item['versions'] = versions
item['misc_files'] = misc_files
item['artifact_detected'] = is_artifact
item['confidence'] = art_conf
yield item
# Generate request for the newest version
if is_artifact and len(versions) > 0:
cur_sess = None
try:
cur_sess = self.session()
burl = utils.strip_leading_slash(response.url)
grp_id, art_id = get_maven_id_from_url(burl)
for cur_version in pick_versions([x['v'] for x in versions]):
if self.pom_exists(grp_id, art_id, cur_version, cur_sess):
continue
logger.info('Enqueueing artifact %s %s %s' % (grp_id, art_id, cur_version))
meta = {'burl': burl, 'artifact_id': art_id, 'group_id': grp_id,
'max_version': cur_version}
art_url = '%s/%s' % (burl, cur_version)
art_base_name = '%s-%s' % (art_id, cur_version)
pom_link = '%s/%s.pom' % (art_url, art_base_name)
yield Request(pom_link, callback=self.parse_pom, meta=dict(meta))
except Exception as e:
logger.debug('Exception in POM exist check: %s, self: %s, sess: %s' % (e, self, self.session))
logger.debug(traceback.format_exc())
utils.silent_close(cur_sess)
# Case: maven-metadata is present, but we have also another directories here -> crawl it.
# otherwise do not follow any more links from this page.
base_url = response.url
if base_url[-1] != '/':
base_url += '/'
links = [base_url + x for x in misc_files if x.endswith('/')]
# Links post processing
for link in links:
if not self.should_follow_link(link, response):
continue
links_visit.add(link)
logger.debug('Extracted %s links from %s' % (len(links_visit), response.url))
for link in list(links_visit):
yield Request(link, callback=self.parse_page)
def process_repo(self, job, js, headers, raw_response, from_user):
"""
Process repo list page
:param job:
:param js:
:param headers:
:param raw_response:
:param from_user:
:return:
"""
for repo in js:
if 'id' not in repo:
logger.error('Field ID not found in repos')
continue
s = self.session()
try:
repo_id = int(repo['id'])
dbe = s.query(GitHubRepo).filter(
GitHubRepo.id == repo_id).one_or_none()
dbu = GitHubRepo()
dbu.id = repo_id
dbu.user_repo = from_user
if from_user:
dbu.username = job.meta['user']
else:
dbu.org_name = job.meta['org']
if 'owner' in repo:
dbu.owner_id = repo['owner']['id']
dbu.owner_login = repo['owner']['login']
dbu.repo_name = repo['full_name']
dbu.repo_stars = repo['stargazers_count']
dbu.repo_forks = repo['forks']
dbu.repo_watchers = repo['watchers']
dbu.repo_is_fork = repo['fork']
dbu.repo_size = repo['size']
dbu.repo_homepage = utils.defvalkey(repo, 'homepage')
dbu.repo_language = utils.defvalkey(repo, 'language')
dbu.created_at = utils.dt_norm(
utils.try_parse_timestamp(
utils.defvalkey(repo, 'created_at')))
dbu.updated_at = utils.dt_norm(
utils.try_parse_timestamp(
utils.defvalkey(repo, 'updated_at')))
dbu.pushed_at = utils.dt_norm(
utils.try_parse_timestamp(
utils.defvalkey(repo, 'pushed_at')))
dbu.repo_description = utils.utf8ize(repo['description'])
dbu.repo_stargazers_url = repo['stargazers_url']
dbu.repo_forks_url = repo['forks_url']
if not from_user and repo['stargazers_count'] > 100:
new_meta = dict(job.meta)
new_meta['page'] = 1
new_meta['repo'] = repo['full_name']
new_meta['owner'] = repo['owner']['login']
# Colab fetch - skip, no auth
job = DownloadJob(url=self.ORG_REPO_COLAB_URL %
(repo['full_name']),
jtype=DownloadJob.TYPE_REPO_COLAB,
meta=new_meta)
# Asignee fetch
job = DownloadJob(url=self.ORG_REPO_ASSIGNEES_URL %
(repo['full_name']),
jtype=DownloadJob.TYPE_REPO_ASSIGNEE,
meta=dict(new_meta))
self.link_queue.put(job)
# DB save
if dbe is None:
s.add(dbu)
else:
if dbe.username != dbu.username:
logger.warning('Username does not match for %s %s %s' %
(repo_id, dbe.username, dbu.username))
if dbe.org_name != dbu.org_name:
logger.warning('org_name does not match for %s %s %s' %
(repo_id, dbe.org_name, dbu.org_name))
if dbe.owner_login != dbu.owner_login:
logger.warning(
'owner_login does not match for %s %s %s' %
(repo_id, dbe.owner_login, dbu.owner_login))
s.commit()
s.flush()
s.expunge_all()
except Exception as e:
logger.error(
'Exception storing repo details: %s:%s meta: %s, url: %s, exc: %s'
% (repo['id'], repo['full_name'], json.dumps(
job.meta), job.url, e))
logger.debug(traceback.format_exc())
finally:
utils.silent_close(s)
if len(js) == 0:
return
# Load next page
cur_page = utils.defvalkey(job.meta, 'page', 1)
new_meta = dict(job.meta)
new_meta['page'] = cur_page + 1
if from_user:
new_url = (self.USER_REPOS_URL %
job.meta['user']) + ('?page=%s' % (cur_page + 1))
job = DownloadJob(url=new_url,
jtype=DownloadJob.TYPE_REPOS_USER,
meta=new_meta)
else:
new_url = (self.ORG_REPOS_URL % job.meta['org']) + ('?page=%s' %
(cur_page + 1))
job = DownloadJob(url=new_url,
jtype=DownloadJob.TYPE_REPOS_ORG,
meta=new_meta)
self.link_queue.put(job)
def process_org(self, job, js, headers, raw_response):
"""
Process user -> orgs data
:param job:
:param js:
:param headers:
:param raw_response:
:return:
"""
new_orgs = []
for org in js:
if 'id' not in org:
logger.error('Field ID not found in orgs')
continue
s = self.session()
try:
org_id = int(org['id'])
# delete first - avoid excs
s.query(GitHubUserOrgs)\
.filter(GitHubUserOrgs.org_id == org_id)\
.filter(GitHubUserOrgs.username == job.meta['user'])\
.delete()
dbu = GitHubUserOrgs()
dbu.username = job.meta['user']
dbu.org_id = org['id']
dbu.org_name = org['login']
dbu.org_desc = utils.utf8ize(org['description'])
new_orgs.append(org['login'])
s.add(dbu)
s.commit()
s.flush()
s.expunge_all()
except Exception as e:
logger.error('Exception storing user->org details: %s: %s' %
(org['id'], e))
logger.debug(traceback.format_exc())
finally:
utils.silent_close(s)
if len(js) == 0:
return
# Load next page
cur_page = utils.defvalkey(job.meta, 'page', 1)
new_url = (self.USER_ORGS_URL % job.meta['user']) + ('?page=%s' %
(cur_page + 1))
new_meta = dict(job.meta)
new_meta['page'] = cur_page + 1
job = DownloadJob(url=new_url,
jtype=DownloadJob.TYPE_ORG,
meta=new_meta)
self.link_queue.put(job)
# Load repositories for new organisations
not_loaded_orgs = None
with self.orgs_loaded_lock:
new_orgs_set = set(new_orgs)
not_loaded_orgs = new_orgs_set - self.orgs_loaded_set
for x in new_orgs:
self.orgs_loaded_set.add(x)
for x in not_loaded_orgs:
new_meta = dict(job.meta)
new_meta['page'] = 1
new_meta['org'] = x
job = DownloadJob(url=self.ORG_REPOS_URL % x,
jtype=DownloadJob.TYPE_REPOS_ORG,
meta=new_meta)
self.link_queue.put(job)
