Repository navigation
Expand file tree
/
Copy pathconfig.py
More file actions
277 lines (226 loc) · 8.54 KB
/
Copy pathconfig.py
File metadata and controls
277 lines (226 loc) · 8.54 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
import configparser
import os
import shlex
import subprocess
from os.path import expanduser, expandvars
from pathlib import Path
from typing import List, Optional, Union
from gitlab.const import USER_AGENT
_DEFAULT_FILES: List[str] = [
"/etc/python-gitlab.cfg",
str(Path.home() / ".python-gitlab.cfg"),
]
HELPER_PREFIX = "helper:"
HELPER_ATTRIBUTES = ["job_token", "http_password", "private_token", "oauth_token"]
_CONFIG_PARSER_ERRORS = (configparser.NoOptionError, configparser.NoSectionError)
def _resolve_file(filepath: Union[Path, str]) -> str:
resolved = Path(filepath).resolve(strict=True)
return str(resolved)
def _get_config_files(
config_files: Optional[List[str]] = None,
) -> Union[str, List[str]]:
"""
Return resolved path(s) to config files if they exist, with precedence:
1. Files passed in config_files
2. File defined in PYTHON_GITLAB_CFG
3. User- and system-wide config files
"""
resolved_files = []
if config_files:
for config_file in config_files:
try:
resolved = _resolve_file(config_file)
except OSError as e:
raise GitlabConfigMissingError(
f"Cannot read config from file: {e}"
) from e
resolved_files.append(resolved)
return resolved_files
try:
env_config = os.environ["PYTHON_GITLAB_CFG"]
return _resolve_file(env_config)
except KeyError:
pass
except OSError as e:
raise GitlabConfigMissingError(
f"Cannot read config from PYTHON_GITLAB_CFG: {e}"
) from e
for config_file in _DEFAULT_FILES:
try:
resolved = _resolve_file(config_file)
except OSError:
continue
resolved_files.append(resolved)
return resolved_files
class ConfigError(Exception):
pass
class GitlabIDError(ConfigError):
pass
class GitlabDataError(ConfigError):
pass
class GitlabConfigMissingError(ConfigError):
pass
class GitlabConfigHelperError(ConfigError):
pass
class GitlabConfigParser:
def __init__(
self, gitlab_id: Optional[str] = None, config_files: Optional[List[str]] = None
) -> None:
self.gitlab_id = gitlab_id
self.http_username: Optional[str] = None
self.http_password: Optional[str] = None
self.job_token: Optional[str] = None
self.oauth_token: Optional[str] = None
self.private_token: Optional[str] = None
self.api_version: str = "4"
self.order_by: Optional[str] = None
self.pagination: Optional[str] = None
self.per_page: Optional[int] = None
self.retry_transient_errors: bool = False
self.ssl_verify: Union[bool, str] = True
self.timeout: int = 60
self.url: Optional[str] = None
self.user_agent: str = USER_AGENT
self._files = _get_config_files(config_files)
if self._files:
self._parse_config()
if self.gitlab_id and not self._files:
raise GitlabConfigMissingError(
f"A gitlab id was provided ({self.gitlab_id}) but no config file found"
)
def _parse_config(self) -> None:
_config = configparser.ConfigParser()
_config.read(self._files, encoding="utf-8")
if self.gitlab_id and not _config.has_section(self.gitlab_id):
raise GitlabDataError(
f"A gitlab id was provided ({self.gitlab_id}) "
"but no config section found"
)
if self.gitlab_id is None:
try:
self.gitlab_id = _config.get("global", "default")
except Exception as e:
raise GitlabIDError(
"Impossible to get the gitlab id (not specified in config file)"
) from e
try:
self.url = _config.get(self.gitlab_id, "url")
except Exception as e:
raise GitlabDataError(
"Impossible to get gitlab details from "
f"configuration ({self.gitlab_id})"
) from e
try:
self.ssl_verify = _config.getboolean("global", "ssl_verify")
except ValueError:
# Value Error means the option exists but isn't a boolean.
# Get as a string instead as it should then be a local path to a
# CA bundle.
self.ssl_verify = _config.get("global", "ssl_verify")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.ssl_verify = _config.getboolean(self.gitlab_id, "ssl_verify")
except ValueError:
# Value Error means the option exists but isn't a boolean.
# Get as a string instead as it should then be a local path to a
# CA bundle.
self.ssl_verify = _config.get(self.gitlab_id, "ssl_verify")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.timeout = _config.getint("global", "timeout")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.timeout = _config.getint(self.gitlab_id, "timeout")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.private_token = _config.get(self.gitlab_id, "private_token")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.oauth_token = _config.get(self.gitlab_id, "oauth_token")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.job_token = _config.get(self.gitlab_id, "job_token")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.http_username = _config.get(self.gitlab_id, "http_username")
self.http_password = _config.get(
self.gitlab_id, "http_password"
) # pragma: no cover
except _CONFIG_PARSER_ERRORS:
pass
self._get_values_from_helper()
try:
self.api_version = _config.get("global", "api_version")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.api_version = _config.get(self.gitlab_id, "api_version")
except _CONFIG_PARSER_ERRORS:
pass
if self.api_version not in ("4",):
raise GitlabDataError(f"Unsupported API version: {self.api_version}")
for section in ["global", self.gitlab_id]:
try:
self.per_page = _config.getint(section, "per_page")
except _CONFIG_PARSER_ERRORS:
pass
if self.per_page is not None and not 0 <= self.per_page <= 100:
raise GitlabDataError(f"Unsupported per_page number: {self.per_page}")
try:
self.pagination = _config.get(self.gitlab_id, "pagination")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.order_by = _config.get(self.gitlab_id, "order_by")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.user_agent = _config.get("global", "user_agent")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.user_agent = _config.get(self.gitlab_id, "user_agent")
except _CONFIG_PARSER_ERRORS:
pass
try:
self.retry_transient_errors = _config.getboolean(
"global", "retry_transient_errors"
)
except _CONFIG_PARSER_ERRORS:
pass
try:
self.retry_transient_errors = _config.getboolean(
self.gitlab_id, "retry_transient_errors"
)
except _CONFIG_PARSER_ERRORS:
pass
def _get_values_from_helper(self) -> None:
"""Update attributes that may get values from an external helper program"""
for attr in HELPER_ATTRIBUTES:
value = getattr(self, attr)
if not isinstance(value, str):
continue
if not value.lower().strip().startswith(HELPER_PREFIX):
continue
helper = value[len(HELPER_PREFIX) :].strip()
commmand = [expanduser(expandvars(token)) for token in shlex.split(helper)]
try:
value = (
subprocess.check_output(commmand, stderr=subprocess.PIPE)
.decode("utf-8")
.strip()
)
except subprocess.CalledProcessError as e:
stderr = e.stderr.decode().strip()
raise GitlabConfigHelperError(
f"Failed to read {attr} value from helper "
f"for {self.gitlab_id}:\n{stderr}"
) from e
setattr(self, attr, value)