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# -*- coding: utf-8 -*-
# MinIO Python Library for Amazon S3 Compatible Cloud Storage,
# (C) 2021 MinIO, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# pylint: disable=too-many-public-methods
"""MinIO Admin Client to perform MinIO administration operations."""
from __future__ import absolute_import
import json
import os
from datetime import timedelta
from enum import Enum
from urllib.parse import urlunsplit
import certifi
import urllib3
from urllib3._collections import HTTPHeaderDict
from minio.crypto import decrypt, encrypt
from . import time
from .credentials.providers import Provider
from .error import MinioAdminException
from .helpers import (_DEFAULT_USER_AGENT, _REGION_REGEX, _parse_url,
headers_to_strings, queryencode, sha256_hash,
url_replace)
from .signer import sign_v4_s3
_COMMAND = Enum(
"Command",
{
"ADD_USER": "add-user",
"USER_INFO": "user-info",
"LIST_USERS": "list-users",
"REMOVE_USER": "remove-user",
"SET_USER_STATUS": "set-user-status",
"ADD_CANNED_POLICY": "add-canned-policy",
"SET_USER_OR_GROUP_POLICY": "set-user-or-group-policy",
"LIST_CANNED_POLICIES": "list-canned-policies",
"REMOVE_CANNED_POLICY": "remove-canned-policy",
"UNSET_USER_OR_GROUP_POLICY": "idp/builtin/policy/detach",
"CANNED_POLICY_INFO": "info-canned-policy",
"SET_BUCKET_QUOTA": "set-bucket-quota",
"GET_BUCKET_QUOTA": "get-bucket-quota",
"DATA_USAGE_INFO": "datausageinfo",
"ADD_UPDATE_REMOVE_GROUP": "update-group-members",
"SET_GROUP_STATUS": "set-group-status",
"GROUP_INFO": "group",
"LIST_GROUPS": "groups",
"INFO": "info",
"SERVICE": "service",
"UPDATE": "update",
"TOP_LOCKS": "top/locks",
"HELP_CONFIG": "help-config-kv",
"GET_CONFIG": "get-config-kv",
"SET_CONFIG": "set-config-kv",
"DELETE_CONFIG": "del-config-kv",
"LIST_CONFIG_HISTORY": "list-config-history-kv",
"RESOTRE_CONFIG_HISTORY": "restore-config-history-kv",
"START_PROFILE": "profile",
"CREATE_KMS_KEY": "kms/key/create",
"GET_KMS_KEY_STATUS": "kms/key/status",
"SITE_REPLICATION_ADD": "site-replication/add",
"SITE_REPLICATION_INFO": "site-replication/info",
"SITE_REPLICATION_STATUS": "site-replication/status",
"SITE_REPLICATION_EDIT": "site-replication/edit",
"SITE_REPLICATION_REMOVE": "site-replication/remove",
},
)
class MinioAdmin:
"""Client to perform MinIO administration operations."""
def __init__(self,
endpoint: str,
credentials: Provider,
region: str = "",
secure: bool = True,
cert_check: bool = True,
http_client: urllib3.poolmanager.PoolManager = None):
url = _parse_url(("https://" if secure else "http://") + endpoint)
if not isinstance(credentials, Provider):
raise ValueError("valid credentials must be provided")
if region and not _REGION_REGEX.match(region):
raise ValueError(f"invalid region {region}")
if http_client:
if not isinstance(http_client, urllib3.poolmanager.PoolManager):
raise ValueError(
"HTTP client should be instance of "
"`urllib3.poolmanager.PoolManager`"
)
else:
timeout = timedelta(minutes=5).seconds
http_client = urllib3.PoolManager(
timeout=urllib3.util.Timeout(connect=timeout, read=timeout),
maxsize=10,
cert_reqs='CERT_REQUIRED' if cert_check else 'CERT_NONE',
ca_certs=os.environ.get('SSL_CERT_FILE') or certifi.where(),
retries=urllib3.Retry(
total=5,
backoff_factor=0.2,
status_forcelist=[500, 502, 503, 504]
)
)
self._url = url
self._provider = credentials
self._region = region
self._secure = secure
self._cert_check = cert_check
self._http = http_client
self._user_agent = _DEFAULT_USER_AGENT
self._trace_stream = None
def __del__(self):
self._http.clear()
def _url_open(self, method, command, query_params=None, body=None):
"""Execute HTTP request."""
creds = self._provider.retrieve()
url = url_replace(self._url, path="/minio/admin/v3/"+command.value)
query = []
for key, values in sorted((query_params or {}).items()):
values = values if isinstance(values, (list, tuple)) else [values]
query += [
f"{queryencode(key)}={queryencode(value)}"
for value in sorted(values)
]
url = url_replace(url, query="&".join(query))
date = time.utcnow()
headers = {
"Host": url.netloc,
"User-Agent": self._user_agent,
"x-amz-date": time.to_amz_date(date),
"x-amz-content-sha256": sha256_hash(body),
"Content-Type": "application/octet-stream"
}
if creds.session_token:
headers["X-Amz-Security-Token"] = creds.session_token
if body:
headers["Content-Length"] = str(len(body))
headers = sign_v4_s3(
method,
url,
self._region,
headers,
creds,
headers.get("x-amz-content-sha256"),
date,
)
if self._trace_stream:
self._trace_stream.write("---------START-HTTP---------\n")
query = ("?" + url.query) if url.query else ""
self._trace_stream.write(f"{method} {url.path}{query} HTTP/1.1\n")
self._trace_stream.write(
headers_to_strings(headers, titled_key=True),
)
self._trace_stream.write("\n")
if body is not None:
self._trace_stream.write("\n")
self._trace_stream.write(
body.decode() if isinstance(body, bytes) else str(body),
)
self._trace_stream.write("\n")
self._trace_stream.write("\n")
http_headers = HTTPHeaderDict()
for key, value in headers.items():
if isinstance(value, (list, tuple)):
_ = [http_headers.add(key, val) for val in value]
else:
http_headers.add(key, value)
response = self._http.urlopen(
method,
urlunsplit(url),
body=body,
headers=http_headers,
preload_content=True,
)
if self._trace_stream:
self._trace_stream.write(f"HTTP/1.1 {response.status}\n")
self._trace_stream.write(
headers_to_strings(response.headers),
)
self._trace_stream.write("\n")
self._trace_stream.write("\n")
self._trace_stream.write(response.data.decode())
self._trace_stream.write("\n")
self._trace_stream.write("----------END-HTTP----------\n")
if response.status in [200, 204, 206]:
return response
raise MinioAdminException(response.status, response.data.decode())
def set_app_info(self, app_name, app_version):
"""
Set your application name and version to user agent header.
:param app_name: Application name.
:param app_version: Application version.
Example::
client.set_app_info('my_app', '1.0.2')
"""
if not (app_name and app_version):
raise ValueError("Application name/version cannot be empty.")
self._user_agent = f"{_DEFAULT_USER_AGENT} {app_name}/{app_version}"
def trace_on(self, stream):
"""
Enable http trace.
:param stream: Stream for writing HTTP call tracing.
"""
if not stream:
raise ValueError('Input stream for trace output is invalid.')
# Save new output stream.
self._trace_stream = stream
def trace_off(self):
"""
Disable HTTP trace.
"""
self._trace_stream = None
def service_restart(self):
"""Restart MinIO service."""
response = self._url_open(
"POST",
_COMMAND.SERVICE,
query_params={"action": "restart"}
)
return response.data.decode()
def service_stop(self):
"""Stop MinIO service."""
response = self._url_open(
"POST",
_COMMAND.SERVICE,
query_params={"action": "stop"}
)
return response.data.decode()
def update(self):
"""Update MinIO."""
response = self._url_open(
"POST",
_COMMAND.UPDATE,
query_params={"updateURL": ""}
)
return response.data.decode()
def info(self):
"""Get MinIO server information."""
response = self._url_open(
"GET",
_COMMAND.INFO,
)
return response.data.decode()
def user_add(self, access_key, secret_key):
"""Create user with access and secret keys"""
body = json.dumps(
{"status": "enabled", "secretKey": secret_key}).encode()
response = self._url_open(
"PUT",
_COMMAND.ADD_USER,
query_params={"accessKey": access_key},
body=encrypt(body, self._provider.retrieve().secret_key),
)
return response.data.decode()
def user_disable(self, access_key):
"""Disable user."""
response = self._url_open(
"PUT",
_COMMAND.SET_USER_STATUS,
query_params={"accessKey": access_key, "status": "disabled"}
)
return response.data.decode()
def user_enable(self, access_key):
"""Enable user."""
response = self._url_open(
"PUT",
_COMMAND.SET_USER_STATUS,
query_params={"accessKey": access_key, "status": "enabled"}
)
return response.data.decode()
def user_remove(self, access_key):
"""Delete user"""
response = self._url_open(
"DELETE",
_COMMAND.REMOVE_USER,
query_params={"accessKey": access_key},
)
return response.data.decode()
def user_info(self, access_key):
"""Get information about user"""
response = self._url_open(
"GET",
_COMMAND.USER_INFO,
query_params={"accessKey": access_key},
)
return response.data.decode()
def user_list(self):
"""List all users"""
response = self._url_open("GET", _COMMAND.LIST_USERS)
plain_data = decrypt(
response.data, self._provider.retrieve().secret_key
)
return plain_data.decode()
def group_add(self, group_name, members):
"""Add users a new or existing group."""
body = json.dumps({
"group": group_name,
"members": members,
"isRemove": False
}).encode()
response = self._url_open(
"PUT",
_COMMAND.ADD_UPDATE_REMOVE_GROUP,
body=body,
)
return response.data.decode()
def group_disable(self, group_name):
"""Disable group."""
response = self._url_open(
"PUT",
_COMMAND.SET_GROUP_STATUS,
query_params={"group": group_name, "status": "disabled"}
)
return response.data.decode()
def group_enable(self, group_name):
"""Enable group."""
response = self._url_open(
"PUT",
_COMMAND.SET_GROUP_STATUS,
query_params={"group": group_name, "status": "enabled"}
)
return response.data.decode()
def group_remove(self, group_name, members=None):
"""Remove group or members from a group."""
body = json.dumps({
"group": group_name,
"members": members,
"isRemove": True
}).encode()
response = self._url_open(
"PUT",
_COMMAND.ADD_UPDATE_REMOVE_GROUP,
body=body,
)
return response.data.decode()
def group_info(self, group_name):
"""Get group information."""
response = self._url_open(
"GET",
_COMMAND.GROUP_INFO,
query_params={"group": group_name},
)
return response.data.decode()
def group_list(self):
"""List groups."""
response = self._url_open("GET", _COMMAND.LIST_GROUPS)
return response.data.decode()
def policy_add(self, policy_name, policy_file):
"""Add new policy."""
with open(policy_file, encoding='utf-8') as file:
response = self._url_open(
"PUT",
_COMMAND.ADD_CANNED_POLICY,
query_params={"name": policy_name},
body=file.read().encode(),
)
return response.data.decode()
def policy_remove(self, policy_name):
"""Remove policy."""
response = self._url_open(
"DELETE",
_COMMAND.REMOVE_CANNED_POLICY,
query_params={"name": policy_name},
)
return response.data.decode()
def policy_info(self, policy_name):
"""Get policy information."""
response = self._url_open(
"GET",
_COMMAND.CANNED_POLICY_INFO,
query_params={"name": policy_name},
)
return response.data.decode()
def policy_list(self):
"""List policies."""
response = self._url_open("GET", _COMMAND.LIST_CANNED_POLICIES)
return response.data.decode()
def policy_set(self, policy_name, user=None, group=None):
"""Set IAM policy on a user or group."""
if (user is not None) ^ (group is not None):
response = self._url_open(
"PUT",
_COMMAND.SET_USER_OR_GROUP_POLICY,
query_params={"userOrGroup": user or group,
"isGroup": "true" if group else "false",
"policyName": policy_name},
)
return response.data.decode()
raise ValueError("either user or group must be set")
def policy_unset(self, policy_name, user=None, group=None):
"""Unset an IAM policy for a user or group."""
body = json.dumps({
"policies": [policy_name],
"group": group,
"user": user
}).encode()
if (user is not None) ^ (group is not None):
response = self._url_open(
"POST",
_COMMAND.UNSET_USER_OR_GROUP_POLICY,
body=encrypt(body, self._provider.retrieve().secret_key),
)
plain_data = decrypt(
response.data, self._provider.retrieve().secret_key
)
return plain_data.decode()
raise ValueError("either user or group must be set")
def config_get(self, key=None):
"""Get configuration parameters."""
if not key:
response = self._url_open(
"GET",
_COMMAND.HELP_CONFIG,
query_params={"key": "", "subSys": ""},
)
return response.data.decode()
response = self._url_open(
"GET",
_COMMAND.GET_CONFIG,
query_params={"key": key, "subSys": ""},
)
plain_text = decrypt(
response.data, self._provider.retrieve().secret_key
)
return plain_text.decode()
def config_set(self, key=None, config=None):
"""Set configuration parameters."""
body = " ".join(
[key] + [f"{name}={value}" for name, value in config.items()]
).encode()
response = self._url_open(
"PUT",
_COMMAND.SET_CONFIG,
body=encrypt(body, self._provider.retrieve().secret_key),
)
return response.data.decode()
def config_reset(self, key, name=None):
"""Reset configuration parameters."""
if name:
key += ":" + name
body = key.encode()
response = self._url_open(
"DELETE",
_COMMAND.DELETE_CONFIG,
body=encrypt(body, self._provider.retrieve().secret_key),
)
return response.data.decode()
def config_history(self):
"""Get historic configuration changes."""
response = self._url_open(
"GET",
_COMMAND.LIST_CONFIG_HISTORY,
query_params={"count": "10"}
)
plain_text = decrypt(
response.data, self._provider.retrieve().secret_key
)
return plain_text.decode()
def config_restore(self, restore_id):
"""Restore to a specific configuration history."""
response = self._url_open(
"PUT",
_COMMAND.RESOTRE_CONFIG_HISTORY,
query_params={"restoreId": restore_id}
)
return response.data.decode()
def profile_start(self, profilers=()):
"""Runs a system profile"""
response = self._url_open(
"POST",
_COMMAND.START_PROFILE,
query_params={"profilerType;": ",".join(profilers)},
)
return response.data
def top_locks(self):
"""Get a list of the 10 oldest locks on a MinIO cluster."""
response = self._url_open(
"GET",
_COMMAND.TOP_LOCKS,
)
return response.data.decode()
def kms_key_create(self, key=None):
"""Create a new KMS master key."""
response = self._url_open(
"POST",
_COMMAND.CREATE_KMS_KEY,
query_params={"key-id": key},
)
return response.data.decode()
def kms_key_status(self, key=None):
"""Get status information of a KMS master key."""
response = self._url_open(
"GET",
_COMMAND.GET_KMS_KEY_STATUS,
query_params={"key-id": key or ""}
)
return response.data.decode()
def add_site_replication(self, peer_sites):
"""Add peer sites to site replication."""
body = json.dumps(
[peer_site.to_dict() for peer_site in peer_sites]).encode()
response = self._url_open(
"PUT",
_COMMAND.SITE_REPLICATION_ADD,
query_params={"api-version": "1"},
body=encrypt(body, self._provider.retrieve().secret_key),
)
return response.data.decode()
def get_site_replication_info(self):
"""Get site replication information."""
response = self._url_open("GET", _COMMAND.SITE_REPLICATION_INFO)
return response.data.decode()
def get_site_replication_status(self, options):
"""Get site replication information."""
response = self._url_open(
"GET",
_COMMAND.SITE_REPLICATION_STATUS,
query_params=options.to_query_params(),
)
return response.data.decode()
def edit_site_replication(self, peer_info):
"""Edit site replication with given peer information."""
body = json.dumps(peer_info.to_dict()).encode()
response = self._url_open(
"PUT",
_COMMAND.SITE_REPLICATION_EDIT,
query_params={"api-version": "1"},
body=encrypt(body, self._provider.retrieve().secret_key),
)
return response.data.decode()
def remove_site_replication(self, sites=None, all_sites=False):
"""Remove given sites or all sites from site replication."""
data = {}
if all_sites:
data.update({"all": True})
elif sites:
data.update({"sites": sites})
else:
raise ValueError("either sites or all flag must be given")
body = json.dumps(data).encode()
response = self._url_open(
"PUT",
_COMMAND.SITE_REPLICATION_REMOVE,
query_params={"api-version": "1"},
body=encrypt(body, self._provider.retrieve().secret_key),
)
return response.data.decode()
def bucket_quota_set(self, bucket, size):
"""Set bucket quota configuration."""
body = json.dumps({"quota": size, "quotatype": "hard"}).encode()
response = self._url_open(
"PUT",
_COMMAND.SET_BUCKET_QUOTA,
query_params={"bucket": bucket},
body=body
)
return response.data.decode()
def bucket_quota_clear(self, bucket):
"""Clear bucket quota configuration."""
body = json.dumps({"quota": 0, "quotatype": "hard"}).encode()
response = self._url_open(
"PUT",
_COMMAND.SET_BUCKET_QUOTA,
query_params={"bucket": bucket},
body=body
)
return response.data.decode()
def bucket_quota_get(self, bucket):
"""Get bucket quota configuration."""
response = self._url_open(
"GET",
_COMMAND.GET_BUCKET_QUOTA,
query_params={"bucket": bucket}
)
return response.data.decode()