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Viewing changes to breezy/plugins/gitlab/hoster.py

  • Committer: Jelmer Vernooij
  • Date: 2020-08-10 15:00:17 UTC
  • mfrom: (7490.40.99 work)
  • mto: This revision was merged to the branch mainline in revision 7521.
  • Revision ID: jelmer@jelmer.uk-20200810150017-vs7xnrd1vat4iktg
Merge lp:brz/3.1.

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Lines of Context:
breezy/plugins/gitlab/hoster.py
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"""Support for GitLab."""
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from __future__ import absolute_import
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import json
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import os
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import time
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    urlutils,
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    )
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from ...git.urls import git_url_to_bzr_url
33
 
from ...sixish import PY3
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from ...trace import mutter
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from ...transport import get_transport
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42
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    MergeProposalExists,
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    NoSuchProject,
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    PrerequisiteBranchUnsupported,
 
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    SourceNotDerivedFromTarget,
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    UnsupportedHoster,
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    )
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        self.url = url
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79
77
 
 
78
class GitLabUnprocessable(errors.BzrError):
 
79
 
 
80
    _fmt = "GitLab can not process request: %(error)s."
 
81
 
 
82
    def __init__(self, error):
 
83
        errors.BzrError.__init__(self, error=error)
 
84
 
 
85
 
80
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class DifferentGitLabInstances(errors.BzrError):
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82
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    _fmt = ("Can't create merge proposals across GitLab instances: "
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        self.error = error
101
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102
108
 
 
109
class GitLabConflict(errors.BzrError):
 
110
 
 
111
    _fmt = "Conflict during operation: %(reason)s"
 
112
 
 
113
    def __init__(self, reason):
 
114
        errors.BzrError(self, reason=reason)
 
115
 
 
116
 
103
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class ForkingDisabled(errors.BzrError):
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    _fmt = ("Forking on project %(project)s is disabled.")
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    return host, project_name, int(parts[-1])
189
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190
204
 
 
205
def _unexpected_status(path, response):
 
206
    raise errors.UnexpectedHttpStatus(
 
207
        path, response.status, response.data.decode('utf-8', 'replace'))
 
208
 
 
209
 
191
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class GitLabMergeProposal(MergeProposal):
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    def __init__(self, gl, mr):
297
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def gitlab_url_to_bzr_url(url, name):
300
 
    if not PY3:
301
 
        name = name.encode('utf-8')
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    return git_url_to_bzr_url(url, branch=name)
303
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304
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            raise KeyError('no such user %s' % username)
339
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        if response.status == 200:
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            return json.loads(response.data)
341
 
        raise errors.InvalidHttpResponse(path, response.text)
 
358
        _unexpected_status(path, response)
342
359
 
343
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    def _get_user_by_email(self, email):
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        path = 'users?search=%s' % urlutils.quote(str(email), '')
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            if len(ret) != 1:
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                raise ValueError('unexpected number of results; %r' % ret)
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            return ret[0]
353
 
        raise errors.InvalidHttpResponse(path, response.text)
 
370
        _unexpected_status(path, response)
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355
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    def _get_project(self, project_name):
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        path = 'projects/%s' % urlutils.quote(str(project_name), '')
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            raise NoSuchProject(project_name)
360
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        if response.status == 200:
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            return json.loads(response.data)
362
 
        raise errors.InvalidHttpResponse(path, response.text)
 
379
        _unexpected_status(path, response)
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380
 
364
 
    def _fork_project(self, project_name, timeout=50, interval=5):
 
381
    def _fork_project(self, project_name, timeout=50, interval=5, owner=None):
365
382
        path = 'projects/%s/fork' % urlutils.quote(str(project_name), '')
366
 
        response = self._api_request('POST', path)
 
383
        fields = {}
 
384
        if owner is not None:
 
385
            fields['namespace'] = owner
 
386
        response = self._api_request('POST', path, fields=fields)
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        if response.status == 404:
368
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            raise ForkingDisabled(project_name)
 
389
        if response.status == 409:
 
390
            resp = json.loads(response.data)
 
391
            raise GitLabConflict(resp.get('message'))
369
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        if response.status not in (200, 201):
370
 
            raise errors.InvalidHttpResponse(path, response.text)
 
393
            _unexpected_status(path, response)
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        # The response should be valid JSON, but let's ignore it
372
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        project = json.loads(response.data)
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        # Spin and wait until import_status for new project
381
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            project = self._get_project(project['path_with_namespace'])
382
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        return project
383
406
 
384
 
    def _get_logged_in_username(self):
 
407
    def get_current_user(self):
385
408
        return self._current_user['username']
386
409
 
 
410
    def get_user_url(self, username):
 
411
        return urlutils.join(self.base_url, username)
 
412
 
387
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    def _list_paged(self, path, parameters=None, per_page=None):
388
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        if parameters is None:
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            parameters = {}
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            if response.status == 403:
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                raise errors.PermissionDenied(response.text)
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            if response.status != 200:
403
 
                raise errors.InvalidHttpResponse(path, response.text)
 
429
                _unexpected_status(path, response)
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            page = response.getheader("X-Next-Page")
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            for entry in json.loads(response.data):
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                yield entry
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        if response.status == 403:
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            raise errors.PermissionDenied(response.text)
425
451
        if response.status != 200:
426
 
            raise errors.InvalidHttpResponse(path, response.text)
 
452
            _unexpected_status(path, response)
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        return json.loads(response.data)
428
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    def _list_projects(self, owner):
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        response = self._api_request('PUT', path, fields=mr)
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        if response.status == 200:
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            return json.loads(response.data)
440
 
        raise errors.InvalidHttpResponse(path, response.text)
 
466
        if response.status == 403:
 
467
            raise errors.PermissionDenied(response.text)
 
468
        _unexpected_status(path, response)
441
469
 
442
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    def _post_merge_request_note(self, project_id, iid, kwargs):
443
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        path = 'projects/%s/merge_requests/%s/notes' % (
446
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        if response.status == 201:
447
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            json.loads(response.data)
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            return
449
 
        raise errors.InvalidHttpResponse(path, response.text)
 
477
        if response.status == 403:
 
478
            raise errors.PermissionDenied(response.text)
 
479
        _unexpected_status(path, response)
450
480
 
451
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    def _create_mergerequest(
452
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            self, title, source_project_id, target_project_id,
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            raise errors.PermissionDenied(response.text)
469
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        if response.status == 409:
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            raise MergeRequestExists()
 
501
        if response.status == 422:
 
502
            data = json.loads(response.data)
 
503
            raise GitLabUnprocessable(data['error'])
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        if response.status != 201:
472
 
            raise errors.InvalidHttpResponse(path, response.text)
 
505
            _unexpected_status(path, response)
473
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        return json.loads(response.data)
474
507
 
475
508
    def get_push_url(self, branch):
483
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                        allow_lossy=True, tag_selector=None):
484
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        (host, base_project, base_branch_name) = parse_gitlab_branch_url(base_branch)
485
518
        if owner is None:
486
 
            owner = self._get_logged_in_username()
 
519
            owner = self.get_current_user()
487
520
        if project is None:
488
521
            project = self._get_project(base_project)['path']
489
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        try:
490
523
            target_project = self._get_project('%s/%s' % (owner, project))
491
524
        except NoSuchProject:
492
 
            target_project = self._fork_project(base_project)
 
525
            target_project = self._fork_project(base_project, owner=owner)
493
526
        remote_repo_url = git_url_to_bzr_url(target_project['ssh_url_to_repo'])
494
527
        remote_dir = controldir.ControlDir.open(remote_repo_url)
495
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        try:
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    def get_derived_branch(self, base_branch, name, project=None, owner=None):
510
543
        (host, base_project, base_branch_name) = parse_gitlab_branch_url(base_branch)
511
544
        if owner is None:
512
 
            owner = self._get_logged_in_username()
 
545
            owner = self.get_current_user()
513
546
        if project is None:
514
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            project = self._get_project(base_project)['path']
515
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        try:
558
591
                raise GitLabLoginMissing()
559
592
            else:
560
593
                raise GitlabLoginError(response.text)
561
 
        raise UnsupportedHoster(url)
 
594
        raise UnsupportedHoster(self.base_url)
562
595
 
563
596
    @classmethod
564
597
    def probe_from_url(cls, url, possible_transports=None):
585
618
    def iter_my_proposals(self, status='open'):
586
619
        state = mp_status_to_status(status)
587
620
        for mp in self._list_merge_requests(
588
 
                owner=self._get_logged_in_username(), state=state):
 
621
                owner=self.get_current_user(), state=state):
589
622
            yield GitLabMergeProposal(self, mp)
590
623
 
591
624
    def iter_my_forks(self):
592
 
        for project in self._list_projects(owner=self._get_logged_in_username()):
 
625
        for project in self._list_projects(owner=self.get_current_user()):
593
626
            base_project = project.get('forked_from_project')
594
627
            if not base_project:
595
628
                continue
617
650
        if response.status == 404:
618
651
            raise NoSuchProject(project)
619
652
        if response.status != 202:
620
 
            raise errors.InvalidHttpResponse(path, response.text)
 
653
            _unexpected_status(path, response)
621
654
 
622
655
 
623
656
class GitlabMergeProposalBuilder(MergeProposalBuilder):
686
719
            merge_request = self.gl._create_mergerequest(**kwargs)
687
720
        except MergeRequestExists:
688
721
            raise MergeProposalExists(self.source_branch.user_url)
 
722
        except GitLabUnprocessable as e:
 
723
            if e.error == [
 
724
                    "Source project is not a fork of the target project"]:
 
725
                raise SourceNotDerivedFromTarget(
 
726
                    self.source_branch, self.target_branch)
689
727
        return GitLabMergeProposal(self.gl, merge_request)
690
728
 
691
729