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# -*- coding: utf-8 -*-
#
# Copyright (C) 2013-2017 Gauvain Pocentek <gauvain@pocentek.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""Wrapper for the GitLab API."""
from __future__ import print_function
from __future__ import absolute_import
import importlib
import time
import warnings
import requests
import six
import gitlab.config
from gitlab.const import * # noqa
from gitlab.exceptions import * # noqa
from gitlab import utils # noqa
__title__ = "python-gitlab"
__version__ = "1.14.0"
__author__ = "Gauvain Pocentek"
__email__ = "gauvainpocentek@gmail.com"
__license__ = "LGPL3"
__copyright__ = "Copyright 2013-2019 Gauvain Pocentek"
warnings.filterwarnings("default", category=DeprecationWarning, module="^gitlab")
REDIRECT_MSG = (
"python-gitlab detected an http to https redirection. You "
"must update your GitLab URL to use https:// to avoid issues."
)
def _sanitize(value):
if isinstance(value, dict):
return dict((k, _sanitize(v)) for k, v in six.iteritems(value))
if isinstance(value, six.string_types):
return value.replace("/", "%2F")
return value
class Gitlab(object):
"""Represents a GitLab server connection.
Args:
url (str): The URL of the GitLab server.
private_token (str): The user private token
oauth_token (str): An oauth token
job_token (str): A CI job token
email (str): The user email or login.
password (str): The user password (associated with email).
ssl_verify (bool|str): Whether SSL certificates should be validated. If
the value is a string, it is the path to a CA file used for
certificate validation.
timeout (float): Timeout to use for requests to the GitLab server.
http_username (str): Username for HTTP authentication
http_password (str): Password for HTTP authentication
api_version (str): Gitlab API version to use (support for 4 only)
"""
def __init__(
self,
url,
private_token=None,
oauth_token=None,
job_token=None,
ssl_verify=True,
http_username=None,
http_password=None,
timeout=None,
api_version="4",
session=None,
per_page=None,
):
self._api_version = str(api_version)
self._server_version = self._server_revision = None
self._base_url = url
self._url = "%s/api/v%s" % (url, api_version)
#: Timeout to use for requests to gitlab server
self.timeout = timeout
#: Headers that will be used in request to GitLab
self.headers = {"User-Agent": "%s/%s" % (__title__, __version__)}
#: Whether SSL certificates should be validated
self.ssl_verify = ssl_verify
self.private_token = private_token
self.http_username = http_username
self.http_password = http_password
self.oauth_token = oauth_token
self.job_token = job_token
self._set_auth_info()
#: Create a session object for requests
self.session = session or requests.Session()
self.per_page = per_page
objects = importlib.import_module("gitlab.v%s.objects" % self._api_version)
self._objects = objects
self.broadcastmessages = objects.BroadcastMessageManager(self)
self.deploykeys = objects.DeployKeyManager(self)
self.geonodes = objects.GeoNodeManager(self)
self.gitlabciymls = objects.GitlabciymlManager(self)
self.gitignores = objects.GitignoreManager(self)
self.groups = objects.GroupManager(self)
self.hooks = objects.HookManager(self)
self.issues = objects.IssueManager(self)
self.ldapgroups = objects.LDAPGroupManager(self)
self.licenses = objects.LicenseManager(self)
self.namespaces = objects.NamespaceManager(self)
self.mergerequests = objects.MergeRequestManager(self)
self.notificationsettings = objects.NotificationSettingsManager(self)
self.projects = objects.ProjectManager(self)
self.runners = objects.RunnerManager(self)
self.settings = objects.ApplicationSettingsManager(self)
self.sidekiq = objects.SidekiqManager(self)
self.snippets = objects.SnippetManager(self)
self.users = objects.UserManager(self)
self.todos = objects.TodoManager(self)
self.dockerfiles = objects.DockerfileManager(self)
self.events = objects.EventManager(self)
self.audit_events = objects.AuditEventManager(self)
self.features = objects.FeatureManager(self)
self.pagesdomains = objects.PagesDomainManager(self)
self.user_activities = objects.UserActivitiesManager(self)
def __enter__(self):
return self
def __exit__(self, *args):
self.session.close()
def __getstate__(self):
state = self.__dict__.copy()
state.pop("_objects")
return state
def __setstate__(self, state):
self.__dict__.update(state)
objects = importlib.import_module("gitlab.v%s.objects" % self._api_version)
self._objects = objects
@property
def url(self):
"""The user-provided server URL."""
return self._base_url
@property
def api_url(self):
"""The computed API base URL."""
return self._url
@property
def api_version(self):
"""The API version used (4 only)."""
return self._api_version
@classmethod
def from_config(cls, gitlab_id=None, config_files=None):
"""Create a Gitlab connection from configuration files.
Args:
gitlab_id (str): ID of the configuration section.
config_files list[str]: List of paths to configuration files.
Returns:
(gitlab.Gitlab): A Gitlab connection.
Raises:
gitlab.config.GitlabDataError: If the configuration is not correct.
"""
config = gitlab.config.GitlabConfigParser(
gitlab_id=gitlab_id, config_files=config_files
)
return cls(
config.url,
private_token=config.private_token,
oauth_token=config.oauth_token,
job_token=config.job_token,
ssl_verify=config.ssl_verify,
timeout=config.timeout,
http_username=config.http_username,
http_password=config.http_password,
api_version=config.api_version,
per_page=config.per_page,
)
def auth(self):
"""Performs an authentication.
Uses either the private token, or the email/password pair.
The `user` attribute will hold a `gitlab.objects.CurrentUser` object on
success.
"""
self.user = self._objects.CurrentUserManager(self).get()
def version(self):
"""Returns the version and revision of the gitlab server.
Note that self.version and self.revision will be set on the gitlab
object.
Returns:
tuple (str, str): The server version and server revision.
('unknown', 'unknwown') if the server doesn't
perform as expected.
"""
if self._server_version is None:
try:
data = self.http_get("/version")
self._server_version = data["version"]
self._server_revision = data["revision"]
except Exception:
self._server_version = self._server_revision = "unknown"
return self._server_version, self._server_revision
@on_http_error(GitlabVerifyError)
def lint(self, content, **kwargs):
"""Validate a gitlab CI configuration.
Args:
content (txt): The .gitlab-ci.yml content
**kwargs: Extra options to send to the server (e.g. sudo)
Raises:
GitlabAuthenticationError: If authentication is not correct
GitlabVerifyError: If the validation could not be done
Returns:
tuple: (True, []) if the file is valid, (False, errors(list))
otherwise
"""
post_data = {"content": content}
data = self.http_post("/ci/lint", post_data=post_data, **kwargs)
return (data["status"] == "valid", data["errors"])
@on_http_error(GitlabMarkdownError)
def markdown(self, text, gfm=False, project=None, **kwargs):
"""Render an arbitrary Markdown document.
Args:
text (str): The markdown text to render
gfm (bool): Render text using GitLab Flavored Markdown. Default is
False
project (str): Full path of a project used a context when `gfm` is
True
**kwargs: Extra options to send to the server (e.g. sudo)
Raises:
GitlabAuthenticationError: If authentication is not correct
GitlabMarkdownError: If the server cannot perform the request
Returns:
str: The HTML rendering of the markdown text.
"""
post_data = {"text": text, "gfm": gfm}
if project is not None:
post_data["project"] = project
data = self.http_post("/markdown", post_data=post_data, **kwargs)
return data["html"]
@on_http_error(GitlabLicenseError)
def get_license(self, **kwargs):
"""Retrieve information about the current license.
Args:
**kwargs: Extra options to send to the server (e.g. sudo)
Raises:
GitlabAuthenticationError: If authentication is not correct
GitlabGetError: If the server cannot perform the request
Returns:
dict: The current license information
"""
return self.http_get("/license", **kwargs)
@on_http_error(GitlabLicenseError)
def set_license(self, license, **kwargs):
"""Add a new license.
Args:
license (str): The license string
**kwargs: Extra options to send to the server (e.g. sudo)
Raises:
GitlabAuthenticationError: If authentication is not correct
GitlabPostError: If the server cannot perform the request
Returns:
dict: The new license information
"""
data = {"license": license}
return self.http_post("/license", post_data=data, **kwargs)
def _construct_url(self, id_, obj, parameters, action=None):
if "next_url" in parameters:
return parameters["next_url"]
args = _sanitize(parameters)
url_attr = "_url"
if action is not None:
attr = "_%s_url" % action
if hasattr(obj, attr):
url_attr = attr
obj_url = getattr(obj, url_attr)
url = obj_url % args
if id_ is not None:
return "%s/%s" % (url, str(id_))
else:
return url
def _set_auth_info(self):
tokens = [
token
for token in [self.private_token, self.oauth_token, self.job_token]
if token
]
if len(tokens) > 1:
raise ValueError(
"Only one of private_token, oauth_token or job_token should "
"be defined"
)
if (self.http_username and not self.http_password) or (
not self.http_username and self.http_password
):
raise ValueError(
"Both http_username and http_password should " "be defined"
)
if self.oauth_token and self.http_username:
raise ValueError(
"Only one of oauth authentication or http "
"authentication should be defined"
)
self._http_auth = None
if self.private_token:
self.headers.pop("Authorization", None)
self.headers["PRIVATE-TOKEN"] = self.private_token
self.headers.pop("JOB-TOKEN", None)
if self.oauth_token:
self.headers["Authorization"] = "Bearer %s" % self.oauth_token
self.headers.pop("PRIVATE-TOKEN", None)
self.headers.pop("JOB-TOKEN", None)
if self.job_token:
self.headers.pop("Authorization", None)
self.headers.pop("PRIVATE-TOKEN", None)
self.headers["JOB-TOKEN"] = self.job_token
if self.http_username:
self._http_auth = requests.auth.HTTPBasicAuth(
self.http_username, self.http_password
)
def enable_debug(self):
import logging
try:
from http.client import HTTPConnection # noqa
except ImportError:
from httplib import HTTPConnection # noqa
HTTPConnection.debuglevel = 1
logging.basicConfig()
logging.getLogger().setLevel(logging.DEBUG)
requests_log = logging.getLogger("requests.packages.urllib3")
requests_log.setLevel(logging.DEBUG)
requests_log.propagate = True
def _create_headers(self, content_type=None):
request_headers = self.headers.copy()
if content_type is not None:
request_headers["Content-type"] = content_type
return request_headers
def _get_session_opts(self, content_type):
return {
"headers": self._create_headers(content_type),
"auth": self._http_auth,
"timeout": self.timeout,
"verify": self.ssl_verify,
}
def _build_url(self, path):
"""Returns the full url from path.
If path is already a url, return it unchanged. If it's a path, append
it to the stored url.
Returns:
str: The full URL
"""
if path.startswith("http://") or path.startswith("https://"):
return path
else:
return "%s%s" % (self._url, path)
def _check_redirects(self, result):
# Check the requests history to detect http to https redirections.
# If the initial verb is POST, the next request will use a GET request,
# leading to an unwanted behaviour.
# If the initial verb is PUT, the data will not be send with the next
# request.
# If we detect a redirection to https with a POST or a PUT request, we
# raise an exception with a useful error message.
if result.history and self._base_url.startswith("http:"):
for item in result.history:
if item.status_code not in (301, 302):
continue
# GET methods can be redirected without issue
if item.request.method == "GET":
continue
# Did we end-up with an https:// URL?
location = item.headers.get("Location", None)
if location and location.startswith("https://"):
raise RedirectError(REDIRECT_MSG)
def http_request(
self,
verb,
path,
query_data=None,
post_data=None,
streamed=False,
files=None,
**kwargs
):
"""Make an HTTP request to the Gitlab server.
Args:
verb (str): The HTTP method to call ('get', 'post', 'put',
'delete')
path (str): Path or full URL to query ('/projects' or
'http://whatever/v4/api/projecs')
query_data (dict): Data to send as query parameters
post_data (dict): Data to send in the body (will be converted to
json)
streamed (bool): Whether the data should be streamed
files (dict): The files to send to the server
**kwargs: Extra options to send to the server (e.g. sudo)
Returns:
A requests result object.
Raises:
GitlabHttpError: When the return code is not 2xx
"""
query_data = query_data or {}
url = self._build_url(path)
params = {}
utils.copy_dict(params, query_data)
# Deal with kwargs: by default a user uses kwargs to send data to the
# gitlab server, but this generates problems (python keyword conflicts
# and python-gitlab/gitlab conflicts).
# So we provide a `query_parameters` key: if it's there we use its dict
# value as arguments for the gitlab server, and ignore the other
# arguments, except pagination ones (per_page and page)
if "query_parameters" in kwargs:
utils.copy_dict(params, kwargs["query_parameters"])
for arg in ("per_page", "page"):
if arg in kwargs:
params[arg] = kwargs[arg]
else:
utils.copy_dict(params, kwargs)
opts = self._get_session_opts(content_type="application/json")
verify = opts.pop("verify")
timeout = opts.pop("timeout")
# We need to deal with json vs. data when uploading files
if files:
data = post_data
json = None
del opts["headers"]["Content-type"]
else:
json = post_data
data = None
# Requests assumes that `.` should not be encoded as %2E and will make
# changes to urls using this encoding. Using a prepped request we can
# get the desired behavior.
# The Requests behavior is right but it seems that web servers don't
# always agree with this decision (this is the case with a default
# gitlab installation)
req = requests.Request(
verb, url, json=json, data=data, params=params, files=files, **opts
)
prepped = self.session.prepare_request(req)
prepped.url = utils.sanitized_url(prepped.url)
settings = self.session.merge_environment_settings(
prepped.url, {}, streamed, verify, None
)
# obey the rate limit by default
obey_rate_limit = kwargs.get("obey_rate_limit", True)
# set max_retries to 10 by default, disable by setting it to -1
max_retries = kwargs.get("max_retries", 10)
cur_retries = 0
while True:
result = self.session.send(prepped, timeout=timeout, **settings)
self._check_redirects(result)
if 200 <= result.status_code < 300:
return result
if 429 == result.status_code and obey_rate_limit:
if max_retries == -1 or cur_retries < max_retries:
wait_time = 2 ** cur_retries * 0.1
if "Retry-After" in result.headers:
wait_time = int(result.headers["Retry-After"])
cur_retries += 1
time.sleep(wait_time)
continue
error_message = result.content
try:
error_json = result.json()
for k in ("message", "error"):
if k in error_json:
error_message = error_json[k]
except (KeyError, ValueError, TypeError):
pass
if result.status_code == 401:
raise GitlabAuthenticationError(
response_code=result.status_code,
error_message=error_message,
response_body=result.content,
)
raise GitlabHttpError(
response_code=result.status_code,
error_message=error_message,
response_body=result.content,
)
def http_get(self, path, query_data=None, streamed=False, raw=False, **kwargs):
"""Make a GET request to the Gitlab server.
Args:
path (str): Path or full URL to query ('/projects' or
'http://whatever/v4/api/projecs')
query_data (dict): Data to send as query parameters
streamed (bool): Whether the data should be streamed
raw (bool): If True do not try to parse the output as json
**kwargs: Extra options to send to the server (e.g. sudo)
Returns:
A requests result object is streamed is True or the content type is
not json.
The parsed json data otherwise.
Raises:
GitlabHttpError: When the return code is not 2xx
GitlabParsingError: If the json data could not be parsed
"""
query_data = query_data or {}
result = self.http_request(
"get", path, query_data=query_data, streamed=streamed, **kwargs
)
if (
result.headers["Content-Type"] == "application/json"
and not streamed
and not raw
):
try:
return result.json()
except Exception:
raise GitlabParsingError(
error_message="Failed to parse the server message"
)
else:
return result
def http_list(self, path, query_data=None, as_list=None, **kwargs):
"""Make a GET request to the Gitlab server for list-oriented queries.
Args:
path (str): Path or full URL to query ('/projects' or
'http://whatever/v4/api/projecs')
query_data (dict): Data to send as query parameters
**kwargs: Extra options to send to the server (e.g. sudo, page,
per_page)
Returns:
list: A list of the objects returned by the server. If `as_list` is
False and no pagination-related arguments (`page`, `per_page`,
`all`) are defined then a GitlabList object (generator) is returned
instead. This object will make API calls when needed to fetch the
next items from the server.
Raises:
GitlabHttpError: When the return code is not 2xx
GitlabParsingError: If the json data could not be parsed
"""
query_data = query_data or {}
# In case we want to change the default behavior at some point
as_list = True if as_list is None else as_list
get_all = kwargs.pop("all", False)
url = self._build_url(path)
if get_all is True:
return list(GitlabList(self, url, query_data, **kwargs))
if "page" in kwargs or as_list is True:
# pagination requested, we return a list
return list(GitlabList(self, url, query_data, get_next=False, **kwargs))
# No pagination, generator requested
return GitlabList(self, url, query_data, **kwargs)
def http_post(self, path, query_data=None, post_data=None, files=None, **kwargs):
"""Make a POST request to the Gitlab server.
Args:
path (str): Path or full URL to query ('/projects' or
'http://whatever/v4/api/projecs')
query_data (dict): Data to send as query parameters
post_data (dict): Data to send in the body (will be converted to
json)
files (dict): The files to send to the server
**kwargs: Extra options to send to the server (e.g. sudo)
Returns:
The parsed json returned by the server if json is return, else the
raw content
Raises:
GitlabHttpError: When the return code is not 2xx
GitlabParsingError: If the json data could not be parsed
"""
query_data = query_data or {}
post_data = post_data or {}
result = self.http_request(
"post",
path,
query_data=query_data,
post_data=post_data,
files=files,
**kwargs
)
try:
if result.headers.get("Content-Type", None) == "application/json":
return result.json()
except Exception:
raise GitlabParsingError(error_message="Failed to parse the server message")
return result
def http_put(self, path, query_data=None, post_data=None, files=None, **kwargs):
"""Make a PUT request to the Gitlab server.
Args:
path (str): Path or full URL to query ('/projects' or
'http://whatever/v4/api/projecs')
query_data (dict): Data to send as query parameters
post_data (dict): Data to send in the body (will be converted to
json)
files (dict): The files to send to the server
**kwargs: Extra options to send to the server (e.g. sudo)
Returns:
The parsed json returned by the server.
Raises:
GitlabHttpError: When the return code is not 2xx
GitlabParsingError: If the json data could not be parsed
"""
query_data = query_data or {}
post_data = post_data or {}
result = self.http_request(
"put",
path,
query_data=query_data,
post_data=post_data,
files=files,
**kwargs
)
try:
return result.json()
except Exception:
raise GitlabParsingError(error_message="Failed to parse the server message")
def http_delete(self, path, **kwargs):
"""Make a PUT request to the Gitlab server.
Args:
path (str): Path or full URL to query ('/projects' or
'http://whatever/v4/api/projecs')
**kwargs: Extra options to send to the server (e.g. sudo)
Returns:
The requests object.
Raises:
GitlabHttpError: When the return code is not 2xx
"""
return self.http_request("delete", path, **kwargs)
@on_http_error(GitlabSearchError)
def search(self, scope, search, **kwargs):
"""Search GitLab resources matching the provided string.'
Args:
scope (str): Scope of the search
search (str): Search string
**kwargs: Extra options to send to the server (e.g. sudo)
Raises:
GitlabAuthenticationError: If authentication is not correct
GitlabSearchError: If the server failed to perform the request
Returns:
GitlabList: A list of dicts describing the resources found.
"""
data = {"scope": scope, "search": search}
return self.http_list("/search", query_data=data, **kwargs)
class GitlabList(object):
"""Generator representing a list of remote objects.
The object handles the links returned by a query to the API, and will call
the API again when needed.
"""
def __init__(self, gl, url, query_data, get_next=True, **kwargs):
self._gl = gl
self._query(url, query_data, **kwargs)
self._get_next = get_next
def _query(self, url, query_data=None, **kwargs):
query_data = query_data or {}
result = self._gl.http_request("get", url, query_data=query_data, **kwargs)
try:
self._next_url = result.links["next"]["url"]
except KeyError:
self._next_url = None
self._current_page = result.headers.get("X-Page")
self._prev_page = result.headers.get("X-Prev-Page")
self._next_page = result.headers.get("X-Next-Page")
self._per_page = result.headers.get("X-Per-Page")
self._total_pages = result.headers.get("X-Total-Pages")
self._total = result.headers.get("X-Total")
try:
self._data = result.json()
except Exception:
raise GitlabParsingError(error_message="Failed to parse the server message")
self._current = 0
@property
def current_page(self):
"""The current page number."""
return int(self._current_page)
@property
def prev_page(self):
"""The next page number.
If None, the current page is the last.
"""
return int(self._prev_page) if self._prev_page else None
@property
def next_page(self):
"""The next page number.
If None, the current page is the last.
"""
return int(self._next_page) if self._next_page else None
@property
def per_page(self):
"""The number of items per page."""
return int(self._per_page)
@property
def total_pages(self):
"""The total number of pages."""
return int(self._total_pages)
@property
def total(self):
"""The total number of items."""
return int(self._total)
def __iter__(self):
return self
def __len__(self):
return int(self._total)
def __next__(self):
return self.next()
def next(self):
try:
item = self._data[self._current]
self._current += 1
return item
except IndexError:
if self._next_url and self._get_next is True:
self._query(self._next_url)
return self.next()
raise StopIteration