mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-14 11:33:46 +00:00
346 lines
14 KiB
Python
346 lines
14 KiB
Python
# -*- coding: utf-8 -*-
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import requests
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class Query:
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'''Implements queries to the Github API using GraphQL
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'''
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def __init__(self, token, max_page_size=100, min_page_size=5):
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self._token = token
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self._max_page_size = max_page_size
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self._min_page_size = min_page_size
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_MEMBERS = '''
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{{
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organization(login: "{organization}") {{
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team(slug: "{team}") {{
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members(first: {max_page_size} {next}) {{
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pageInfo {{
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hasNextPage
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endCursor
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}}
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nodes {{
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login
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}}
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}}
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}}
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}}
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}}
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'''
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def get_members(self, organization, team):
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'''Get all team members for organization
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Returns:
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logins: a list of members' logins
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'''
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logins = []
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not_end = True
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query = Query._MEMBERS.format(organization=organization,
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team=team,
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max_page_size=self._max_page_size,
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next='')
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while not_end:
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result = self._run(query)['organization']['team']
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if result is None:
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break
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result = result['members']
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not_end = result['pageInfo']['hasNextPage']
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query = Query._MEMBERS.format(organization=organization,
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team=team,
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max_page_size=self._max_page_size,
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next=f'after: "{result["pageInfo"]["endCursor"]}"')
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logins += [node['login'] for node in result['nodes']]
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return logins
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_LABELS = '''
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{{
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repository(owner: "yandex" name: "ClickHouse") {{
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pullRequest(number: {number}) {{
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labels(first: {max_page_size} {next}) {{
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pageInfo {{
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hasNextPage
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endCursor
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}}
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nodes {{
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name
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color
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}}
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}}
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}}
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}}
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}}
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'''
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def get_labels(self, pull_request):
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'''Fetchs all labels for given pull-request
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Args:
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pull_request: JSON object returned by `get_pull_requests()`
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Returns:
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labels: a list of JSON nodes with the name and color fields
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'''
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labels = [label for label in pull_request['labels']['nodes']]
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not_end = pull_request['labels']['pageInfo']['hasNextPage']
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query = Query._LABELS.format(number = pull_request['number'],
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max_page_size = self._max_page_size,
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next=f'after: "{pull_request["labels"]["pageInfo"]["endCursor"]}"')
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while not_end:
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result = self._run(query)['repository']['pullRequest']['labels']
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not_end = result['pageInfo']['hasNextPage']
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query = Query._LABELS.format(number=pull_request['number'],
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max_page_size=self._max_page_size,
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next=f'after: "{result["pageInfo"]["endCursor"]}"')
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labels += [label for label in result['nodes']]
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return labels
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_TIMELINE = '''
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{{
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repository(owner: "yandex" name: "ClickHouse") {{
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pullRequest(number: {number}) {{
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timeline(first: {max_page_size} {next}) {{
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pageInfo {{
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hasNextPage
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endCursor
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}}
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nodes {{
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... on CrossReferencedEvent {{
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isCrossRepository
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source {{
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... on PullRequest {{
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number
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baseRefName
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merged
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labels(first: {max_page_size}) {{
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pageInfo {{
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hasNextPage
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endCursor
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}}
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nodes {{
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name
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color
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}}
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}}
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}}
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}}
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target {{
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... on PullRequest {{
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number
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}}
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}}
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}}
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}}
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}}
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}}
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}}
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}}
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'''
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def get_timeline(self, pull_request):
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'''Fetchs all cross-reference events from pull-request's timeline
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Args:
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pull_request: JSON object returned by `get_pull_requests()`
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Returns:
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events: a list of JSON nodes for CrossReferenceEvent
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'''
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events = [event for event in pull_request['timeline']['nodes'] if event and event['source']]
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not_end = pull_request['timeline']['pageInfo']['hasNextPage']
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query = Query._TIMELINE.format(number = pull_request['number'],
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max_page_size = self._max_page_size,
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next=f'after: "{pull_request["timeline"]["pageInfo"]["endCursor"]}"')
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while not_end:
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result = self._run(query)['repository']['pullRequest']['timeline']
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not_end = result['pageInfo']['hasNextPage']
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query = Query._TIMELINE.format(number=pull_request['number'],
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max_page_size=self._max_page_size,
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next=f'after: "{result["pageInfo"]["endCursor"]}"')
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events += [event for event in result['nodes'] if event and event['source']]
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return events
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_PULL_REQUESTS = '''
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{{
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repository(owner: "yandex" name: "ClickHouse") {{
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defaultBranchRef {{
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name
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target {{
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... on Commit {{
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history(first: {max_page_size} {next}) {{
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pageInfo {{
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hasNextPage
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endCursor
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}}
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nodes {{
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oid
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associatedPullRequests(first: {min_page_size}) {{
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totalCount
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nodes {{
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... on PullRequest {{
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number
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author {{
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login
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}}
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mergedBy {{
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login
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}}
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url
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baseRefName
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baseRepository {{
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nameWithOwner
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}}
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mergeCommit {{
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oid
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}}
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labels(first: {min_page_size}) {{
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pageInfo {{
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hasNextPage
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endCursor
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}}
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nodes {{
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name
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color
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}}
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}}
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timeline(first: {min_page_size}) {{
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pageInfo {{
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hasNextPage
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endCursor
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}}
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nodes {{
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... on CrossReferencedEvent {{
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isCrossRepository
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source {{
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... on PullRequest {{
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number
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baseRefName
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merged
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labels(first: 0) {{
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nodes {{
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name
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}}
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}}
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}}
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}}
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target {{
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... on PullRequest {{
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number
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}}
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}}
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}}
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}}
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}}
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}}
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}}
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}}
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}}
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}}
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}}
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}}
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}}
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}}
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}}
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'''
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def get_pull_requests(self, before_commit, login):
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'''Get all merged pull-requests from the HEAD of default branch to the last commit (excluding)
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Args:
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before_commit (string-convertable): commit sha of the last commit (excluding)
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login (string): filter pull-requests by user login
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Returns:
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pull_requests: a list of JSON nodes with pull-requests' details
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'''
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pull_requests = []
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not_end = True
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query = Query._PULL_REQUESTS.format(max_page_size=self._max_page_size,
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min_page_size=self._min_page_size,
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next='')
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while not_end:
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result = self._run(query)['repository']['defaultBranchRef']
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default_branch_name = result['name']
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result = result['target']['history']
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not_end = result['pageInfo']['hasNextPage']
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query = Query._PULL_REQUESTS.format(max_page_size=self._max_page_size,
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min_page_size=self._min_page_size,
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next=f'after: "{result["pageInfo"]["endCursor"]}"')
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for commit in result['nodes']:
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if str(commit['oid']) == str(before_commit):
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not_end = False
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break
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# TODO: fetch all pull-requests that were merged in a single commit.
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assert commit['associatedPullRequests']['totalCount'] <= self._min_page_size, \
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f'there are {commit["associatedPullRequests"]["totalCount"]} pull-requests merged in commit {commit["oid"]}'
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for pull_request in commit['associatedPullRequests']['nodes']:
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if(pull_request['baseRepository']['nameWithOwner'] == 'yandex/ClickHouse' and
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pull_request['baseRefName'] == default_branch_name and
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pull_request['mergeCommit']['oid'] == commit['oid'] and
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(not login or pull_request['author']['login'] == login)):
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pull_requests.append(pull_request)
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return pull_requests
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_DEFAULT = '''
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{
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repository(owner: "yandex", name: "ClickHouse") {
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defaultBranchRef {
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name
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}
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}
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}
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'''
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def get_default_branch(self):
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'''Get short name of the default branch
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Returns:
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name (string): branch name
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'''
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return self._run(Query._DEFAULT)['repository']['defaultBranchRef']['name']
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def _run(self, query):
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from requests.adapters import HTTPAdapter
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from urllib3.util.retry import Retry
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def requests_retry_session(
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retries=3,
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backoff_factor=0.3,
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status_forcelist=(500, 502, 504),
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session=None,
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):
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session = session or requests.Session()
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retry = Retry(
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total=retries,
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read=retries,
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connect=retries,
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backoff_factor=backoff_factor,
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status_forcelist=status_forcelist,
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)
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adapter = HTTPAdapter(max_retries=retry)
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session.mount('http://', adapter)
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session.mount('https://', adapter)
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return session
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headers = {'Authorization': f'bearer {self._token}'}
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request = requests_retry_session().post('https://api.github.com/graphql', json={'query': query}, headers=headers)
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if request.status_code == 200:
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result = request.json()
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if 'errors' in result:
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raise Exception(f'Errors occured: {result["errors"]}')
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return result['data']
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else:
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import json
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raise Exception(f'Query failed with code {request.status_code}:\n{json.dumps(request.json(), indent=4)}')
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