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request_finder.py
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request_finder.py
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from urllib.parse import quote
from urllib.error import HTTPError
from lxml import etree as ET
from osc import oscerr
from osc.core import makeurl
from osc.core import http_GET
def _is_int(x):
return isinstance(x, int) or x.isdigit()
class RequestFinder(object):
def __init__(self, api):
"""
Store the list of submit request together with the source project
Example:
{
212454: {
'project': 'openSUSE:Factory',
},
223870: {
'project': 'openSUSE:Factory',
'staging': 'openSUSE:Factory:Staging:A',
}
}
"""
self.api = api
self.srs = {}
def load_request(self, request_id):
if not _is_int(request_id):
return None
url = makeurl(self.api.apiurl, ['request', str(request_id)])
try:
f = http_GET(url)
except HTTPError:
return None
root = ET.parse(f).getroot()
if root.get('id', None) != str(request_id):
return None
return root
def find_request_id(self, request_id):
"""
Look up the request by ID to verify if it is correct
:param request_id: ID of the added request
"""
root = self.load_request(request_id)
if root is None:
return False
project = root.find('action').find('target').get('project')
if (project != self.api.project and not project.startswith(self.api.cstaging)):
msg = 'Request {} is not for {}, but for {}'
msg = msg.format(request_id, self.api.project, project)
raise oscerr.WrongArgs(msg)
self.srs[int(request_id)] = {'project': project}
return True
def find_request_package(self, package):
"""
Look up the package by its name and return the SR#
:param package: name of the package
"""
query = 'types=submit,delete&states=new,review&project={}&view=collection&package={}'
query = query.format(self.api.project, quote(package))
url = makeurl(self.api.apiurl, ['request'], query)
f = http_GET(url)
root = ET.parse(f).getroot()
requests = []
for sr in root.findall('request'):
# Check the target matches - OBS query is case insensitive, but OBS is not
rq_target = sr.find('action').find('target')
if package != rq_target.get('package') or self.api.project != rq_target.get('project'):
continue
request = sr.get('id')
state = sr.find('state').get('name')
self.srs[int(request)] = {'project': self.api.project, 'state': state}
requests.append(request)
if len(requests) > 1:
msg = 'There are multiple requests for package "{}": {}'
msg = msg.format(package, ', '.join(requests))
raise oscerr.WrongArgs(msg)
request = int(requests[0]) if requests else None
return request
def find_request_project(self, source_project, newcand):
"""
Look up the source project by its name and return the SR#(s)
:param source_project: name of the source project
:param newcand: the review state of staging-group must be new
"""
query = f'types=submit,delete&states=new,review&project={self.api.project}&view=collection'
url = makeurl(self.api.apiurl, ['request'], query)
f = http_GET(url)
root = ET.parse(f).getroot()
ret = None
for sr in root.findall('request'):
# ensure staging tool don't picks the processed request again
if newcand:
staging_group_states = [review.get('state') for review in sr.findall(
'review') if review.get('by_group') == self.api.cstaging_group]
if 'new' not in staging_group_states:
continue
for act in sr.findall('action'):
src = act.find('source')
if src is not None and src.get('project') == source_project:
request = int(sr.attrib['id'])
state = sr.find('state').get('name')
self.srs[request] = {'project': self.api.project, 'state': state}
ret = True
return ret
def find(self, pkgs, newcand, consider_stagings):
"""
Search for all various mutations and return list of SR#s
:param pkgs: mesh of argumets to search for
:param newcand: the review state of staging-group must be new
This function is only called for its side effect.
"""
for p in pkgs:
if _is_int(p) and self.find_request_id(p):
continue
if self.find_request_package(p):
continue
if self.find_request_project(p, newcand):
continue
if consider_stagings and self.find_staging_project(p):
continue
raise oscerr.WrongArgs(f'No SR# found for: {p}')
def find_via_stagingapi(self, pkgs):
"""
Search for all various mutations and return list of SR#s. Use
and instance of StagingAPI to direct the search, this makes
sure that the SR# are inside a staging project.
:param pkgs: mesh of argumets to search for
This function is only called for its side effect.
"""
url = self.api.makeurl(['staging', self.api.project, 'staging_projects'], {'requests': 1})
status = ET.parse(self.api.retried_GET(url)).getroot()
for p in pkgs:
found = False
for staging in status.findall('staging_project'):
for request in staging.findall('staged_requests/request'):
if request.get('package') == p or request.get('id') == p:
self.srs[int(request.get('id'))] = {'staging': staging.get('name')}
found = True
break
if not found:
raise oscerr.WrongArgs(f'No SR# found for: {p}')
def find_staging_project(self, project):
"""
Check if project is an existing staging project. If so, return
all requests staged in it
"""
project = self.api.prj_from_short(project)
url = self.api.makeurl(['staging', self.api.project, 'staging_projects', project], {'requests': 1})
try:
staging = ET.parse(self.api.retried_GET(url)).getroot()
except HTTPError:
return False
for request in staging.findall('staged_requests/request'):
self.srs[int(request.get('id'))] = {'staging': staging.get('name')}
return True
@classmethod
def find_sr(cls, pkgs, api, newcand=False, consider_stagings=False):
"""
Search for all various mutations and return list of SR#s
:param pkgs: mesh of argumets to search for
:param api: StagingAPI instance
:param newcand: the review state of staging-group must be new
:param consider_stagings: consider names of staging projects
"""
finder = cls(api)
finder.find(pkgs, newcand, consider_stagings)
return finder.srs
@classmethod
def find_staged_sr(cls, pkgs, api):
"""
Search for all various mutations and return a single SR#s.
:param pkgs: mesh of argumets to search for (SR#|package name)
:param api: StagingAPI instance
"""
finder = cls(api)
finder.find_via_stagingapi(pkgs)
return finder.srs