root / snf-cyclades-app / synnefo / logic / rapi.py @ f15bf3d9
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# Copyright (C) 2010, 2011 Google Inc.
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# Copyright (C) 2013, GRNET S.A.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA.
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"""Ganeti RAPI client."""
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# No Ganeti-specific modules should be imported. The RAPI client is supposed to
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# be standalone.
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import requests |
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import logging |
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import simplejson |
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import time |
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GANETI_RAPI_PORT = 5080
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GANETI_RAPI_VERSION = 2
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HTTP_DELETE = "DELETE"
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HTTP_GET = "GET"
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HTTP_PUT = "PUT"
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HTTP_POST = "POST"
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HTTP_OK = 200
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HTTP_NOT_FOUND = 404
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HTTP_APP_JSON = "application/json"
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REPLACE_DISK_PRI = "replace_on_primary"
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REPLACE_DISK_SECONDARY = "replace_on_secondary"
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REPLACE_DISK_CHG = "replace_new_secondary"
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REPLACE_DISK_AUTO = "replace_auto"
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NODE_EVAC_PRI = "primary-only"
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NODE_EVAC_SEC = "secondary-only"
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NODE_EVAC_ALL = "all"
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NODE_ROLE_DRAINED = "drained"
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NODE_ROLE_MASTER_CANDIATE = "master-candidate"
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NODE_ROLE_MASTER = "master"
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NODE_ROLE_OFFLINE = "offline"
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NODE_ROLE_REGULAR = "regular"
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JOB_STATUS_QUEUED = "queued"
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JOB_STATUS_WAITING = "waiting"
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JOB_STATUS_CANCELING = "canceling"
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JOB_STATUS_RUNNING = "running"
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JOB_STATUS_CANCELED = "canceled"
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JOB_STATUS_SUCCESS = "success"
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JOB_STATUS_ERROR = "error"
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JOB_STATUS_FINALIZED = frozenset([
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JOB_STATUS_CANCELED, |
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JOB_STATUS_SUCCESS, |
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JOB_STATUS_ERROR, |
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]) |
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JOB_STATUS_ALL = frozenset([
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JOB_STATUS_QUEUED, |
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JOB_STATUS_WAITING, |
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JOB_STATUS_CANCELING, |
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JOB_STATUS_RUNNING, |
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]) | JOB_STATUS_FINALIZED |
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# Legacy name
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JOB_STATUS_WAITLOCK = JOB_STATUS_WAITING |
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# Internal constants
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_REQ_DATA_VERSION_FIELD = "__version__"
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_QPARAM_DRY_RUN = "dry-run"
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_QPARAM_FORCE = "force"
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# Feature strings
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INST_CREATE_REQV1 = "instance-create-reqv1"
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INST_REINSTALL_REQV1 = "instance-reinstall-reqv1"
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NODE_MIGRATE_REQV1 = "node-migrate-reqv1"
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NODE_EVAC_RES1 = "node-evac-res1"
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# Old feature constant names in case they're references by users of this module
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_INST_CREATE_REQV1 = INST_CREATE_REQV1 |
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_INST_REINSTALL_REQV1 = INST_REINSTALL_REQV1 |
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_NODE_MIGRATE_REQV1 = NODE_MIGRATE_REQV1 |
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_NODE_EVAC_RES1 = NODE_EVAC_RES1 |
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class Error(Exception): |
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"""Base error class for this module.
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"""
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pass
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class GanetiApiError(Error): |
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"""Generic error raised from Ganeti API.
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"""
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def __init__(self, msg, code=None): |
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Error.__init__(self, msg)
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self.code = code
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class CertificateError(GanetiApiError): |
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"""Raised when a problem is found with the SSL certificate.
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"""
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pass
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def _AppendIf(container, condition, value): |
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"""Appends to a list if a condition evaluates to truth.
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"""
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if condition:
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container.append(value) |
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return condition
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def _AppendDryRunIf(container, condition): |
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"""Appends a "dry-run" parameter if a condition evaluates to truth.
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"""
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return _AppendIf(container, condition, (_QPARAM_DRY_RUN, 1)) |
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def _AppendForceIf(container, condition): |
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"""Appends a "force" parameter if a condition evaluates to truth.
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"""
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return _AppendIf(container, condition, (_QPARAM_FORCE, 1)) |
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def _SetItemIf(container, condition, item, value): |
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"""Sets an item if a condition evaluates to truth.
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"""
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if condition:
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container[item] = value |
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return condition
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class GanetiRapiClient(object): # pylint: disable=R0904 |
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"""Ganeti RAPI client.
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"""
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USER_AGENT = "Ganeti RAPI Client"
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_json_encoder = simplejson.JSONEncoder(sort_keys=True)
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def __init__(self, host, port=GANETI_RAPI_PORT, |
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username=None, password=None, logger=logging): |
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"""Initializes this class.
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@type host: string
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@param host: the ganeti cluster master to interact with
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@type port: int
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@param port: the port on which the RAPI is running (default is 5080)
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@type username: string
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@param username: the username to connect with
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@type password: string
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@param password: the password to connect with
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@param logger: Logging object
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"""
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self._logger = logger
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self._base_url = "https://%s:%s" % (host, port) |
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if username is not None: |
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if password is None: |
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raise Error("Password not specified") |
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elif password:
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raise Error("Specified password without username") |
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self._auth = (username, password)
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def _SendRequest(self, method, path, query, content): |
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"""Sends an HTTP request.
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This constructs a full URL, encodes and decodes HTTP bodies, and
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handles invalid responses in a pythonic way.
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@type method: string
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@param method: HTTP method to use
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@type path: string
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@param path: HTTP URL path
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@type query: list of two-tuples
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@param query: query arguments to pass to urllib.urlencode
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@type content: str or None
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@param content: HTTP body content
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@rtype: str
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@return: JSON-Decoded response
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@raises CertificateError: If an invalid SSL certificate is found
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@raises GanetiApiError: If an invalid response is returned
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"""
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assert path.startswith("/") |
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url = "%s%s" % (self._base_url, path) |
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headers = {} |
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if content is not None: |
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encoded_content = self._json_encoder.encode(content)
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headers = {"content-type": HTTP_APP_JSON,
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"accept": HTTP_APP_JSON}
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else:
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encoded_content = ""
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if query is not None: |
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query = dict(query)
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self._logger.debug("Sending request %s %s (query=%r) (content=%r)", |
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method, url, query, encoded_content) |
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req_method = getattr(requests, method.lower())
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r = req_method(url, auth=self._auth, headers=headers, params=query,
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data=encoded_content, verify=False)
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http_code = r.status_code |
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if r.content is not None: |
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response_content = simplejson.loads(r.content) |
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else:
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response_content = None
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if http_code != HTTP_OK:
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if isinstance(response_content, dict): |
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msg = ("%s %s: %s" %
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(response_content["code"],
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response_content["message"],
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response_content["explain"]))
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else:
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msg = str(response_content)
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raise GanetiApiError(msg, code=http_code)
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return response_content
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def GetVersion(self): |
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"""Gets the Remote API version running on the cluster.
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@rtype: int
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@return: Ganeti Remote API version
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"""
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return self._SendRequest(HTTP_GET, "/version", None, None) |
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def GetFeatures(self): |
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"""Gets the list of optional features supported by RAPI server.
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@rtype: list
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@return: List of optional features
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"""
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try:
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return self._SendRequest(HTTP_GET, "/%s/features" % GANETI_RAPI_VERSION, |
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None, None) |
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except GanetiApiError, err:
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# Older RAPI servers don't support this resource
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if err.code == HTTP_NOT_FOUND:
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return []
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raise
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def GetOperatingSystems(self): |
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"""Gets the Operating Systems running in the Ganeti cluster.
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@rtype: list of str
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@return: operating systems
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"""
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return self._SendRequest(HTTP_GET, "/%s/os" % GANETI_RAPI_VERSION, |
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None, None) |
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def GetInfo(self): |
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"""Gets info about the cluster.
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@rtype: dict
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@return: information about the cluster
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"""
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return self._SendRequest(HTTP_GET, "/%s/info" % GANETI_RAPI_VERSION, |
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None, None) |
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def RedistributeConfig(self): |
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"""Tells the cluster to redistribute its configuration files.
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@rtype: string
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@return: job id
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"""
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return self._SendRequest(HTTP_PUT, |
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"/%s/redistribute-config" % GANETI_RAPI_VERSION,
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None, None) |
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def ModifyCluster(self, **kwargs): |
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"""Modifies cluster parameters.
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More details for parameters can be found in the RAPI documentation.
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@rtype: string
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@return: job id
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"""
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body = kwargs |
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return self._SendRequest(HTTP_PUT, |
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"/%s/modify" % GANETI_RAPI_VERSION, None, body) |
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def GetClusterTags(self): |
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"""Gets the cluster tags.
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@rtype: list of str
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@return: cluster tags
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"""
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return self._SendRequest(HTTP_GET, "/%s/tags" % GANETI_RAPI_VERSION, |
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None, None) |
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def AddClusterTags(self, tags, dry_run=False): |
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"""Adds tags to the cluster.
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@type tags: list of str
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@param tags: tags to add to the cluster
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@type dry_run: bool
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@param dry_run: whether to perform a dry run
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@rtype: string
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@return: job id
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"""
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query = [("tag", t) for t in tags] |
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_AppendDryRunIf(query, dry_run) |
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return self._SendRequest(HTTP_PUT, "/%s/tags" % GANETI_RAPI_VERSION, |
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query, None)
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def DeleteClusterTags(self, tags, dry_run=False): |
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"""Deletes tags from the cluster.
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@type tags: list of str
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@param tags: tags to delete
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@type dry_run: bool
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@param dry_run: whether to perform a dry run
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@rtype: string
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@return: job id
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"""
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query = [("tag", t) for t in tags] |
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_AppendDryRunIf(query, dry_run) |
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return self._SendRequest(HTTP_DELETE, "/%s/tags" % GANETI_RAPI_VERSION, |
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query, None)
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def GetInstances(self, bulk=False): |
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"""Gets information about instances on the cluster.
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@type bulk: bool
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@param bulk: whether to return all information about all instances
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@rtype: list of dict or list of str
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@return: if bulk is True, info about the instances, else a list of instances
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"""
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query = [] |
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_AppendIf(query, bulk, ("bulk", 1)) |
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instances = self._SendRequest(HTTP_GET,
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"/%s/instances" % GANETI_RAPI_VERSION,
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query, None)
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if bulk:
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return instances
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else:
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return [i["id"] for i in instances] |
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def GetInstance(self, instance): |
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"""Gets information about an instance.
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@type instance: str
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@param instance: instance whose info to return
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@rtype: dict
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@return: info about the instance
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"""
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return self._SendRequest(HTTP_GET, |
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("/%s/instances/%s" %
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(GANETI_RAPI_VERSION, instance)), None, None) |
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def GetInstanceInfo(self, instance, static=None): |
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"""Gets information about an instance.
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@type instance: string
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@param instance: Instance name
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@rtype: string
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@return: Job ID
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"""
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if static is not None: |
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query = [("static", static)]
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else:
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query = None
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return self._SendRequest(HTTP_GET, |
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("/%s/instances/%s/info" %
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(GANETI_RAPI_VERSION, instance)), query, None)
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def CreateInstance(self, mode, name, disk_template, disks, nics, |
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**kwargs): |
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"""Creates a new instance.
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More details for parameters can be found in the RAPI documentation.
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@type mode: string
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@param mode: Instance creation mode
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@type name: string
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@param name: Hostname of the instance to create
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@type disk_template: string
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@param disk_template: Disk template for instance (e.g. plain, diskless,
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file, or drbd)
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@type disks: list of dicts
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@param disks: List of disk definitions
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@type nics: list of dicts
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@param nics: List of NIC definitions
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@type dry_run: bool
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@keyword dry_run: whether to perform a dry run
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@rtype: string
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@return: job id
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"""
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query = [] |
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_AppendDryRunIf(query, kwargs.get("dry_run"))
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if _INST_CREATE_REQV1 in self.GetFeatures(): |
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# All required fields for request data version 1
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body = { |
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_REQ_DATA_VERSION_FIELD: 1,
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"mode": mode,
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"name": name,
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"disk_template": disk_template,
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"disks": disks,
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"nics": nics,
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} |
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conflicts = set(kwargs.iterkeys()) & set(body.iterkeys()) |
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if conflicts:
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raise GanetiApiError("Required fields can not be specified as" |
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" keywords: %s" % ", ".join(conflicts)) |
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body.update((key, value) for key, value in kwargs.iteritems() |
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if key != "dry_run") |
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else:
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raise GanetiApiError("Server does not support new-style (version 1)" |
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" instance creation requests")
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return self._SendRequest(HTTP_POST, "/%s/instances" % GANETI_RAPI_VERSION, |
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query, body) |
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def DeleteInstance(self, instance, dry_run=False): |
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"""Deletes an instance.
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@type instance: str
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@param instance: the instance to delete
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@rtype: string
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@return: job id
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"""
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query = [] |
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_AppendDryRunIf(query, dry_run) |
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return self._SendRequest(HTTP_DELETE, |
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("/%s/instances/%s" %
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(GANETI_RAPI_VERSION, instance)), query, None)
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def ModifyInstance(self, instance, **kwargs): |
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"""Modifies an instance.
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More details for parameters can be found in the RAPI documentation.
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@type instance: string
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@param instance: Instance name
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@rtype: string
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@return: job id
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"""
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body = kwargs |
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return self._SendRequest(HTTP_PUT, |
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("/%s/instances/%s/modify" %
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(GANETI_RAPI_VERSION, instance)), None, body)
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def ActivateInstanceDisks(self, instance, ignore_size=None): |
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"""Activates an instance's disks.
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@type instance: string
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@param instance: Instance name
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@type ignore_size: bool
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@param ignore_size: Whether to ignore recorded size
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@rtype: string
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@return: job id
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"""
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query = [] |
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_AppendIf(query, ignore_size, ("ignore_size", 1)) |
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return self._SendRequest(HTTP_PUT, |
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("/%s/instances/%s/activate-disks" %
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(GANETI_RAPI_VERSION, instance)), query, None)
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def DeactivateInstanceDisks(self, instance): |
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"""Deactivates an instance's disks.
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@type instance: string
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@param instance: Instance name
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@rtype: string
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@return: job id
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"""
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return self._SendRequest(HTTP_PUT, |
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("/%s/instances/%s/deactivate-disks" %
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(GANETI_RAPI_VERSION, instance)), None, None) |
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def RecreateInstanceDisks(self, instance, disks=None, nodes=None): |
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"""Recreate an instance's disks.
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@type instance: string
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@param instance: Instance name
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@type disks: list of int
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@param disks: List of disk indexes
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@type nodes: list of string
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@param nodes: New instance nodes, if relocation is desired
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@rtype: string
|
550 |
@return: job id
|
551 |
|
552 |
"""
|
553 |
body = {} |
554 |
_SetItemIf(body, disks is not None, "disks", disks) |
555 |
_SetItemIf(body, nodes is not None, "nodes", nodes) |
556 |
|
557 |
return self._SendRequest(HTTP_POST, |
558 |
("/%s/instances/%s/recreate-disks" %
|
559 |
(GANETI_RAPI_VERSION, instance)), None, body)
|
560 |
|
561 |
def GrowInstanceDisk(self, instance, disk, amount, wait_for_sync=None): |
562 |
"""Grows a disk of an instance.
|
563 |
|
564 |
More details for parameters can be found in the RAPI documentation.
|
565 |
|
566 |
@type instance: string
|
567 |
@param instance: Instance name
|
568 |
@type disk: integer
|
569 |
@param disk: Disk index
|
570 |
@type amount: integer
|
571 |
@param amount: Grow disk by this amount (MiB)
|
572 |
@type wait_for_sync: bool
|
573 |
@param wait_for_sync: Wait for disk to synchronize
|
574 |
@rtype: string
|
575 |
@return: job id
|
576 |
|
577 |
"""
|
578 |
body = { |
579 |
"amount": amount,
|
580 |
} |
581 |
|
582 |
_SetItemIf(body, wait_for_sync is not None, "wait_for_sync", wait_for_sync) |
583 |
|
584 |
return self._SendRequest(HTTP_POST, |
585 |
("/%s/instances/%s/disk/%s/grow" %
|
586 |
(GANETI_RAPI_VERSION, instance, disk)), |
587 |
None, body)
|
588 |
|
589 |
def GetInstanceTags(self, instance): |
590 |
"""Gets tags for an instance.
|
591 |
|
592 |
@type instance: str
|
593 |
@param instance: instance whose tags to return
|
594 |
|
595 |
@rtype: list of str
|
596 |
@return: tags for the instance
|
597 |
|
598 |
"""
|
599 |
return self._SendRequest(HTTP_GET, |
600 |
("/%s/instances/%s/tags" %
|
601 |
(GANETI_RAPI_VERSION, instance)), None, None) |
602 |
|
603 |
def AddInstanceTags(self, instance, tags, dry_run=False): |
604 |
"""Adds tags to an instance.
|
605 |
|
606 |
@type instance: str
|
607 |
@param instance: instance to add tags to
|
608 |
@type tags: list of str
|
609 |
@param tags: tags to add to the instance
|
610 |
@type dry_run: bool
|
611 |
@param dry_run: whether to perform a dry run
|
612 |
|
613 |
@rtype: string
|
614 |
@return: job id
|
615 |
|
616 |
"""
|
617 |
query = [("tag", t) for t in tags] |
618 |
_AppendDryRunIf(query, dry_run) |
619 |
|
620 |
return self._SendRequest(HTTP_PUT, |
621 |
("/%s/instances/%s/tags" %
|
622 |
(GANETI_RAPI_VERSION, instance)), query, None)
|
623 |
|
624 |
def DeleteInstanceTags(self, instance, tags, dry_run=False): |
625 |
"""Deletes tags from an instance.
|
626 |
|
627 |
@type instance: str
|
628 |
@param instance: instance to delete tags from
|
629 |
@type tags: list of str
|
630 |
@param tags: tags to delete
|
631 |
@type dry_run: bool
|
632 |
@param dry_run: whether to perform a dry run
|
633 |
@rtype: string
|
634 |
@return: job id
|
635 |
|
636 |
"""
|
637 |
query = [("tag", t) for t in tags] |
638 |
_AppendDryRunIf(query, dry_run) |
639 |
|
640 |
return self._SendRequest(HTTP_DELETE, |
641 |
("/%s/instances/%s/tags" %
|
642 |
(GANETI_RAPI_VERSION, instance)), query, None)
|
643 |
|
644 |
def RebootInstance(self, instance, reboot_type=None, ignore_secondaries=None, |
645 |
dry_run=False):
|
646 |
"""Reboots an instance.
|
647 |
|
648 |
@type instance: str
|
649 |
@param instance: instance to rebot
|
650 |
@type reboot_type: str
|
651 |
@param reboot_type: one of: hard, soft, full
|
652 |
@type ignore_secondaries: bool
|
653 |
@param ignore_secondaries: if True, ignores errors for the secondary node
|
654 |
while re-assembling disks (in hard-reboot mode only)
|
655 |
@type dry_run: bool
|
656 |
@param dry_run: whether to perform a dry run
|
657 |
@rtype: string
|
658 |
@return: job id
|
659 |
|
660 |
"""
|
661 |
query = [] |
662 |
_AppendDryRunIf(query, dry_run) |
663 |
_AppendIf(query, reboot_type, ("type", reboot_type))
|
664 |
_AppendIf(query, ignore_secondaries is not None, |
665 |
("ignore_secondaries", ignore_secondaries))
|
666 |
|
667 |
return self._SendRequest(HTTP_POST, |
668 |
("/%s/instances/%s/reboot" %
|
669 |
(GANETI_RAPI_VERSION, instance)), query, None)
|
670 |
|
671 |
def ShutdownInstance(self, instance, dry_run=False, no_remember=False): |
672 |
"""Shuts down an instance.
|
673 |
|
674 |
@type instance: str
|
675 |
@param instance: the instance to shut down
|
676 |
@type dry_run: bool
|
677 |
@param dry_run: whether to perform a dry run
|
678 |
@type no_remember: bool
|
679 |
@param no_remember: if true, will not record the state change
|
680 |
@rtype: string
|
681 |
@return: job id
|
682 |
|
683 |
"""
|
684 |
query = [] |
685 |
_AppendDryRunIf(query, dry_run) |
686 |
_AppendIf(query, no_remember, ("no-remember", 1)) |
687 |
|
688 |
return self._SendRequest(HTTP_PUT, |
689 |
("/%s/instances/%s/shutdown" %
|
690 |
(GANETI_RAPI_VERSION, instance)), query, None)
|
691 |
|
692 |
def StartupInstance(self, instance, dry_run=False, no_remember=False): |
693 |
"""Starts up an instance.
|
694 |
|
695 |
@type instance: str
|
696 |
@param instance: the instance to start up
|
697 |
@type dry_run: bool
|
698 |
@param dry_run: whether to perform a dry run
|
699 |
@type no_remember: bool
|
700 |
@param no_remember: if true, will not record the state change
|
701 |
@rtype: string
|
702 |
@return: job id
|
703 |
|
704 |
"""
|
705 |
query = [] |
706 |
_AppendDryRunIf(query, dry_run) |
707 |
_AppendIf(query, no_remember, ("no-remember", 1)) |
708 |
|
709 |
return self._SendRequest(HTTP_PUT, |
710 |
("/%s/instances/%s/startup" %
|
711 |
(GANETI_RAPI_VERSION, instance)), query, None)
|
712 |
|
713 |
def ReinstallInstance(self, instance, os=None, no_startup=False, |
714 |
osparams=None):
|
715 |
"""Reinstalls an instance.
|
716 |
|
717 |
@type instance: str
|
718 |
@param instance: The instance to reinstall
|
719 |
@type os: str or None
|
720 |
@param os: The operating system to reinstall. If None, the instance's
|
721 |
current operating system will be installed again
|
722 |
@type no_startup: bool
|
723 |
@param no_startup: Whether to start the instance automatically
|
724 |
@rtype: string
|
725 |
@return: job id
|
726 |
|
727 |
"""
|
728 |
if _INST_REINSTALL_REQV1 in self.GetFeatures(): |
729 |
body = { |
730 |
"start": not no_startup, |
731 |
} |
732 |
_SetItemIf(body, os is not None, "os", os) |
733 |
_SetItemIf(body, osparams is not None, "osparams", osparams) |
734 |
return self._SendRequest(HTTP_POST, |
735 |
("/%s/instances/%s/reinstall" %
|
736 |
(GANETI_RAPI_VERSION, instance)), None, body)
|
737 |
|
738 |
# Use old request format
|
739 |
if osparams:
|
740 |
raise GanetiApiError("Server does not support specifying OS parameters" |
741 |
" for instance reinstallation")
|
742 |
|
743 |
query = [] |
744 |
_AppendIf(query, os, ("os", os))
|
745 |
_AppendIf(query, no_startup, ("nostartup", 1)) |
746 |
|
747 |
return self._SendRequest(HTTP_POST, |
748 |
("/%s/instances/%s/reinstall" %
|
749 |
(GANETI_RAPI_VERSION, instance)), query, None)
|
750 |
|
751 |
def ReplaceInstanceDisks(self, instance, disks=None, mode=REPLACE_DISK_AUTO, |
752 |
remote_node=None, iallocator=None): |
753 |
"""Replaces disks on an instance.
|
754 |
|
755 |
@type instance: str
|
756 |
@param instance: instance whose disks to replace
|
757 |
@type disks: list of ints
|
758 |
@param disks: Indexes of disks to replace
|
759 |
@type mode: str
|
760 |
@param mode: replacement mode to use (defaults to replace_auto)
|
761 |
@type remote_node: str or None
|
762 |
@param remote_node: new secondary node to use (for use with
|
763 |
replace_new_secondary mode)
|
764 |
@type iallocator: str or None
|
765 |
@param iallocator: instance allocator plugin to use (for use with
|
766 |
replace_auto mode)
|
767 |
|
768 |
@rtype: string
|
769 |
@return: job id
|
770 |
|
771 |
"""
|
772 |
query = [ |
773 |
("mode", mode),
|
774 |
] |
775 |
|
776 |
# TODO: Convert to body parameters
|
777 |
|
778 |
if disks is not None: |
779 |
_AppendIf(query, True,
|
780 |
("disks", ",".join(str(idx) for idx in disks))) |
781 |
|
782 |
_AppendIf(query, remote_node is not None, ("remote_node", remote_node)) |
783 |
_AppendIf(query, iallocator is not None, ("iallocator", iallocator)) |
784 |
|
785 |
return self._SendRequest(HTTP_POST, |
786 |
("/%s/instances/%s/replace-disks" %
|
787 |
(GANETI_RAPI_VERSION, instance)), query, None)
|
788 |
|
789 |
def PrepareExport(self, instance, mode): |
790 |
"""Prepares an instance for an export.
|
791 |
|
792 |
@type instance: string
|
793 |
@param instance: Instance name
|
794 |
@type mode: string
|
795 |
@param mode: Export mode
|
796 |
@rtype: string
|
797 |
@return: Job ID
|
798 |
|
799 |
"""
|
800 |
query = [("mode", mode)]
|
801 |
return self._SendRequest(HTTP_PUT, |
802 |
("/%s/instances/%s/prepare-export" %
|
803 |
(GANETI_RAPI_VERSION, instance)), query, None)
|
804 |
|
805 |
def ExportInstance(self, instance, mode, destination, shutdown=None, |
806 |
remove_instance=None,
|
807 |
x509_key_name=None, destination_x509_ca=None): |
808 |
"""Exports an instance.
|
809 |
|
810 |
@type instance: string
|
811 |
@param instance: Instance name
|
812 |
@type mode: string
|
813 |
@param mode: Export mode
|
814 |
@rtype: string
|
815 |
@return: Job ID
|
816 |
|
817 |
"""
|
818 |
body = { |
819 |
"destination": destination,
|
820 |
"mode": mode,
|
821 |
} |
822 |
|
823 |
_SetItemIf(body, shutdown is not None, "shutdown", shutdown) |
824 |
_SetItemIf(body, remove_instance is not None, |
825 |
"remove_instance", remove_instance)
|
826 |
_SetItemIf(body, x509_key_name is not None, "x509_key_name", x509_key_name) |
827 |
_SetItemIf(body, destination_x509_ca is not None, |
828 |
"destination_x509_ca", destination_x509_ca)
|
829 |
|
830 |
return self._SendRequest(HTTP_PUT, |
831 |
("/%s/instances/%s/export" %
|
832 |
(GANETI_RAPI_VERSION, instance)), None, body)
|
833 |
|
834 |
def MigrateInstance(self, instance, mode=None, cleanup=None): |
835 |
"""Migrates an instance.
|
836 |
|
837 |
@type instance: string
|
838 |
@param instance: Instance name
|
839 |
@type mode: string
|
840 |
@param mode: Migration mode
|
841 |
@type cleanup: bool
|
842 |
@param cleanup: Whether to clean up a previously failed migration
|
843 |
@rtype: string
|
844 |
@return: job id
|
845 |
|
846 |
"""
|
847 |
body = {} |
848 |
_SetItemIf(body, mode is not None, "mode", mode) |
849 |
_SetItemIf(body, cleanup is not None, "cleanup", cleanup) |
850 |
|
851 |
return self._SendRequest(HTTP_PUT, |
852 |
("/%s/instances/%s/migrate" %
|
853 |
(GANETI_RAPI_VERSION, instance)), None, body)
|
854 |
|
855 |
def FailoverInstance(self, instance, iallocator=None, |
856 |
ignore_consistency=None, target_node=None): |
857 |
"""Does a failover of an instance.
|
858 |
|
859 |
@type instance: string
|
860 |
@param instance: Instance name
|
861 |
@type iallocator: string
|
862 |
@param iallocator: Iallocator for deciding the target node for
|
863 |
shared-storage instances
|
864 |
@type ignore_consistency: bool
|
865 |
@param ignore_consistency: Whether to ignore disk consistency
|
866 |
@type target_node: string
|
867 |
@param target_node: Target node for shared-storage instances
|
868 |
@rtype: string
|
869 |
@return: job id
|
870 |
|
871 |
"""
|
872 |
body = {} |
873 |
_SetItemIf(body, iallocator is not None, "iallocator", iallocator) |
874 |
_SetItemIf(body, ignore_consistency is not None, |
875 |
"ignore_consistency", ignore_consistency)
|
876 |
_SetItemIf(body, target_node is not None, "target_node", target_node) |
877 |
|
878 |
return self._SendRequest(HTTP_PUT, |
879 |
("/%s/instances/%s/failover" %
|
880 |
(GANETI_RAPI_VERSION, instance)), None, body)
|
881 |
|
882 |
def RenameInstance(self, instance, new_name, ip_check=None, name_check=None): |
883 |
"""Changes the name of an instance.
|
884 |
|
885 |
@type instance: string
|
886 |
@param instance: Instance name
|
887 |
@type new_name: string
|
888 |
@param new_name: New instance name
|
889 |
@type ip_check: bool
|
890 |
@param ip_check: Whether to ensure instance's IP address is inactive
|
891 |
@type name_check: bool
|
892 |
@param name_check: Whether to ensure instance's name is resolvable
|
893 |
@rtype: string
|
894 |
@return: job id
|
895 |
|
896 |
"""
|
897 |
body = { |
898 |
"new_name": new_name,
|
899 |
} |
900 |
|
901 |
_SetItemIf(body, ip_check is not None, "ip_check", ip_check) |
902 |
_SetItemIf(body, name_check is not None, "name_check", name_check) |
903 |
|
904 |
return self._SendRequest(HTTP_PUT, |
905 |
("/%s/instances/%s/rename" %
|
906 |
(GANETI_RAPI_VERSION, instance)), None, body)
|
907 |
|
908 |
def GetInstanceConsole(self, instance): |
909 |
"""Request information for connecting to instance's console.
|
910 |
|
911 |
@type instance: string
|
912 |
@param instance: Instance name
|
913 |
@rtype: dict
|
914 |
@return: dictionary containing information about instance's console
|
915 |
|
916 |
"""
|
917 |
return self._SendRequest(HTTP_GET, |
918 |
("/%s/instances/%s/console" %
|
919 |
(GANETI_RAPI_VERSION, instance)), None, None) |
920 |
|
921 |
def GetJobs(self, bulk=False): |
922 |
"""Gets all jobs for the cluster.
|
923 |
|
924 |
@rtype: list of int
|
925 |
@return: job ids for the cluster
|
926 |
|
927 |
"""
|
928 |
query = [] |
929 |
_AppendIf(query, bulk, ("bulk", 1)) |
930 |
|
931 |
jobs = self._SendRequest(HTTP_GET, "/%s/jobs" % GANETI_RAPI_VERSION, |
932 |
query, None)
|
933 |
if bulk:
|
934 |
return jobs
|
935 |
else:
|
936 |
return [int(j["id"]) for j in jobs] |
937 |
|
938 |
|
939 |
def GetJobStatus(self, job_id): |
940 |
"""Gets the status of a job.
|
941 |
|
942 |
@type job_id: string
|
943 |
@param job_id: job id whose status to query
|
944 |
|
945 |
@rtype: dict
|
946 |
@return: job status
|
947 |
|
948 |
"""
|
949 |
return self._SendRequest(HTTP_GET, |
950 |
"/%s/jobs/%s" % (GANETI_RAPI_VERSION, job_id),
|
951 |
None, None) |
952 |
|
953 |
def WaitForJobCompletion(self, job_id, period=5, retries=-1): |
954 |
"""Polls cluster for job status until completion.
|
955 |
|
956 |
Completion is defined as any of the following states listed in
|
957 |
L{JOB_STATUS_FINALIZED}.
|
958 |
|
959 |
@type job_id: string
|
960 |
@param job_id: job id to watch
|
961 |
@type period: int
|
962 |
@param period: how often to poll for status (optional, default 5s)
|
963 |
@type retries: int
|
964 |
@param retries: how many time to poll before giving up
|
965 |
(optional, default -1 means unlimited)
|
966 |
|
967 |
@rtype: bool
|
968 |
@return: C{True} if job succeeded or C{False} if failed/status timeout
|
969 |
@deprecated: It is recommended to use L{WaitForJobChange} wherever
|
970 |
possible; L{WaitForJobChange} returns immediately after a job changed and
|
971 |
does not use polling
|
972 |
|
973 |
"""
|
974 |
while retries != 0: |
975 |
job_result = self.GetJobStatus(job_id)
|
976 |
|
977 |
if job_result and job_result["status"] == JOB_STATUS_SUCCESS: |
978 |
return True |
979 |
elif not job_result or job_result["status"] in JOB_STATUS_FINALIZED: |
980 |
return False |
981 |
|
982 |
if period:
|
983 |
time.sleep(period) |
984 |
|
985 |
if retries > 0: |
986 |
retries -= 1
|
987 |
|
988 |
return False |
989 |
|
990 |
def WaitForJobChange(self, job_id, fields, prev_job_info, prev_log_serial): |
991 |
"""Waits for job changes.
|
992 |
|
993 |
@type job_id: string
|
994 |
@param job_id: Job ID for which to wait
|
995 |
@return: C{None} if no changes have been detected and a dict with two keys,
|
996 |
C{job_info} and C{log_entries} otherwise.
|
997 |
@rtype: dict
|
998 |
|
999 |
"""
|
1000 |
body = { |
1001 |
"fields": fields,
|
1002 |
"previous_job_info": prev_job_info,
|
1003 |
"previous_log_serial": prev_log_serial,
|
1004 |
} |
1005 |
|
1006 |
return self._SendRequest(HTTP_GET, |
1007 |
"/%s/jobs/%s/wait" % (GANETI_RAPI_VERSION, job_id),
|
1008 |
None, body)
|
1009 |
|
1010 |
def CancelJob(self, job_id, dry_run=False): |
1011 |
"""Cancels a job.
|
1012 |
|
1013 |
@type job_id: string
|
1014 |
@param job_id: id of the job to delete
|
1015 |
@type dry_run: bool
|
1016 |
@param dry_run: whether to perform a dry run
|
1017 |
@rtype: tuple
|
1018 |
@return: tuple containing the result, and a message (bool, string)
|
1019 |
|
1020 |
"""
|
1021 |
query = [] |
1022 |
_AppendDryRunIf(query, dry_run) |
1023 |
|
1024 |
return self._SendRequest(HTTP_DELETE, |
1025 |
"/%s/jobs/%s" % (GANETI_RAPI_VERSION, job_id),
|
1026 |
query, None)
|
1027 |
|
1028 |
def GetNodes(self, bulk=False): |
1029 |
"""Gets all nodes in the cluster.
|
1030 |
|
1031 |
@type bulk: bool
|
1032 |
@param bulk: whether to return all information about all instances
|
1033 |
|
1034 |
@rtype: list of dict or str
|
1035 |
@return: if bulk is true, info about nodes in the cluster,
|
1036 |
else list of nodes in the cluster
|
1037 |
|
1038 |
"""
|
1039 |
query = [] |
1040 |
_AppendIf(query, bulk, ("bulk", 1)) |
1041 |
|
1042 |
nodes = self._SendRequest(HTTP_GET, "/%s/nodes" % GANETI_RAPI_VERSION, |
1043 |
query, None)
|
1044 |
if bulk:
|
1045 |
return nodes
|
1046 |
else:
|
1047 |
return [n["id"] for n in nodes] |
1048 |
|
1049 |
def GetNode(self, node): |
1050 |
"""Gets information about a node.
|
1051 |
|
1052 |
@type node: str
|
1053 |
@param node: node whose info to return
|
1054 |
|
1055 |
@rtype: dict
|
1056 |
@return: info about the node
|
1057 |
|
1058 |
"""
|
1059 |
return self._SendRequest(HTTP_GET, |
1060 |
"/%s/nodes/%s" % (GANETI_RAPI_VERSION, node),
|
1061 |
None, None) |
1062 |
|
1063 |
def EvacuateNode(self, node, iallocator=None, remote_node=None, |
1064 |
dry_run=False, early_release=None, |
1065 |
mode=None, accept_old=False): |
1066 |
"""Evacuates instances from a Ganeti node.
|
1067 |
|
1068 |
@type node: str
|
1069 |
@param node: node to evacuate
|
1070 |
@type iallocator: str or None
|
1071 |
@param iallocator: instance allocator to use
|
1072 |
@type remote_node: str
|
1073 |
@param remote_node: node to evaucate to
|
1074 |
@type dry_run: bool
|
1075 |
@param dry_run: whether to perform a dry run
|
1076 |
@type early_release: bool
|
1077 |
@param early_release: whether to enable parallelization
|
1078 |
@type mode: string
|
1079 |
@param mode: Node evacuation mode
|
1080 |
@type accept_old: bool
|
1081 |
@param accept_old: Whether caller is ready to accept old-style (pre-2.5)
|
1082 |
results
|
1083 |
|
1084 |
@rtype: string, or a list for pre-2.5 results
|
1085 |
@return: Job ID or, if C{accept_old} is set and server is pre-2.5,
|
1086 |
list of (job ID, instance name, new secondary node); if dry_run was
|
1087 |
specified, then the actual move jobs were not submitted and the job IDs
|
1088 |
will be C{None}
|
1089 |
|
1090 |
@raises GanetiApiError: if an iallocator and remote_node are both
|
1091 |
specified
|
1092 |
|
1093 |
"""
|
1094 |
if iallocator and remote_node: |
1095 |
raise GanetiApiError("Only one of iallocator or remote_node can be used") |
1096 |
|
1097 |
query = [] |
1098 |
_AppendDryRunIf(query, dry_run) |
1099 |
|
1100 |
if _NODE_EVAC_RES1 in self.GetFeatures(): |
1101 |
# Server supports body parameters
|
1102 |
body = {} |
1103 |
|
1104 |
_SetItemIf(body, iallocator is not None, "iallocator", iallocator) |
1105 |
_SetItemIf(body, remote_node is not None, "remote_node", remote_node) |
1106 |
_SetItemIf(body, early_release is not None, |
1107 |
"early_release", early_release)
|
1108 |
_SetItemIf(body, mode is not None, "mode", mode) |
1109 |
else:
|
1110 |
# Pre-2.5 request format
|
1111 |
body = None
|
1112 |
|
1113 |
if not accept_old: |
1114 |
raise GanetiApiError("Server is version 2.4 or earlier and caller does" |
1115 |
" not accept old-style results (parameter"
|
1116 |
" accept_old)")
|
1117 |
|
1118 |
# Pre-2.5 servers can only evacuate secondaries
|
1119 |
if mode is not None and mode != NODE_EVAC_SEC: |
1120 |
raise GanetiApiError("Server can only evacuate secondary instances") |
1121 |
|
1122 |
_AppendIf(query, iallocator, ("iallocator", iallocator))
|
1123 |
_AppendIf(query, remote_node, ("remote_node", remote_node))
|
1124 |
_AppendIf(query, early_release, ("early_release", 1)) |
1125 |
|
1126 |
return self._SendRequest(HTTP_POST, |
1127 |
("/%s/nodes/%s/evacuate" %
|
1128 |
(GANETI_RAPI_VERSION, node)), query, body) |
1129 |
|
1130 |
def MigrateNode(self, node, mode=None, dry_run=False, iallocator=None, |
1131 |
target_node=None):
|
1132 |
"""Migrates all primary instances from a node.
|
1133 |
|
1134 |
@type node: str
|
1135 |
@param node: node to migrate
|
1136 |
@type mode: string
|
1137 |
@param mode: if passed, it will overwrite the live migration type,
|
1138 |
otherwise the hypervisor default will be used
|
1139 |
@type dry_run: bool
|
1140 |
@param dry_run: whether to perform a dry run
|
1141 |
@type iallocator: string
|
1142 |
@param iallocator: instance allocator to use
|
1143 |
@type target_node: string
|
1144 |
@param target_node: Target node for shared-storage instances
|
1145 |
|
1146 |
@rtype: string
|
1147 |
@return: job id
|
1148 |
|
1149 |
"""
|
1150 |
query = [] |
1151 |
_AppendDryRunIf(query, dry_run) |
1152 |
|
1153 |
if _NODE_MIGRATE_REQV1 in self.GetFeatures(): |
1154 |
body = {} |
1155 |
|
1156 |
_SetItemIf(body, mode is not None, "mode", mode) |
1157 |
_SetItemIf(body, iallocator is not None, "iallocator", iallocator) |
1158 |
_SetItemIf(body, target_node is not None, "target_node", target_node) |
1159 |
|
1160 |
assert len(query) <= 1 |
1161 |
|
1162 |
return self._SendRequest(HTTP_POST, |
1163 |
("/%s/nodes/%s/migrate" %
|
1164 |
(GANETI_RAPI_VERSION, node)), query, body) |
1165 |
else:
|
1166 |
# Use old request format
|
1167 |
if target_node is not None: |
1168 |
raise GanetiApiError("Server does not support specifying target node" |
1169 |
" for node migration")
|
1170 |
|
1171 |
_AppendIf(query, mode is not None, ("mode", mode)) |
1172 |
|
1173 |
return self._SendRequest(HTTP_POST, |
1174 |
("/%s/nodes/%s/migrate" %
|
1175 |
(GANETI_RAPI_VERSION, node)), query, None)
|
1176 |
|
1177 |
def GetNodeRole(self, node): |
1178 |
"""Gets the current role for a node.
|
1179 |
|
1180 |
@type node: str
|
1181 |
@param node: node whose role to return
|
1182 |
|
1183 |
@rtype: str
|
1184 |
@return: the current role for a node
|
1185 |
|
1186 |
"""
|
1187 |
return self._SendRequest(HTTP_GET, |
1188 |
("/%s/nodes/%s/role" %
|
1189 |
(GANETI_RAPI_VERSION, node)), None, None) |
1190 |
|
1191 |
def SetNodeRole(self, node, role, force=False, auto_promote=None): |
1192 |
"""Sets the role for a node.
|
1193 |
|
1194 |
@type node: str
|
1195 |
@param node: the node whose role to set
|
1196 |
@type role: str
|
1197 |
@param role: the role to set for the node
|
1198 |
@type force: bool
|
1199 |
@param force: whether to force the role change
|
1200 |
@type auto_promote: bool
|
1201 |
@param auto_promote: Whether node(s) should be promoted to master candidate
|
1202 |
if necessary
|
1203 |
|
1204 |
@rtype: string
|
1205 |
@return: job id
|
1206 |
|
1207 |
"""
|
1208 |
query = [] |
1209 |
_AppendForceIf(query, force) |
1210 |
_AppendIf(query, auto_promote is not None, ("auto-promote", auto_promote)) |
1211 |
|
1212 |
return self._SendRequest(HTTP_PUT, |
1213 |
("/%s/nodes/%s/role" %
|
1214 |
(GANETI_RAPI_VERSION, node)), query, role) |
1215 |
|
1216 |
def PowercycleNode(self, node, force=False): |
1217 |
"""Powercycles a node.
|
1218 |
|
1219 |
@type node: string
|
1220 |
@param node: Node name
|
1221 |
@type force: bool
|
1222 |
@param force: Whether to force the operation
|
1223 |
@rtype: string
|
1224 |
@return: job id
|
1225 |
|
1226 |
"""
|
1227 |
query = [] |
1228 |
_AppendForceIf(query, force) |
1229 |
|
1230 |
return self._SendRequest(HTTP_POST, |
1231 |
("/%s/nodes/%s/powercycle" %
|
1232 |
(GANETI_RAPI_VERSION, node)), query, None)
|
1233 |
|
1234 |
def ModifyNode(self, node, **kwargs): |
1235 |
"""Modifies a node.
|
1236 |
|
1237 |
More details for parameters can be found in the RAPI documentation.
|
1238 |
|
1239 |
@type node: string
|
1240 |
@param node: Node name
|
1241 |
@rtype: string
|
1242 |
@return: job id
|
1243 |
|
1244 |
"""
|
1245 |
return self._SendRequest(HTTP_POST, |
1246 |
("/%s/nodes/%s/modify" %
|
1247 |
(GANETI_RAPI_VERSION, node)), None, kwargs)
|
1248 |
|
1249 |
def GetNodeStorageUnits(self, node, storage_type, output_fields): |
1250 |
"""Gets the storage units for a node.
|
1251 |
|
1252 |
@type node: str
|
1253 |
@param node: the node whose storage units to return
|
1254 |
@type storage_type: str
|
1255 |
@param storage_type: storage type whose units to return
|
1256 |
@type output_fields: str
|
1257 |
@param output_fields: storage type fields to return
|
1258 |
|
1259 |
@rtype: string
|
1260 |
@return: job id where results can be retrieved
|
1261 |
|
1262 |
"""
|
1263 |
query = [ |
1264 |
("storage_type", storage_type),
|
1265 |
("output_fields", output_fields),
|
1266 |
] |
1267 |
|
1268 |
return self._SendRequest(HTTP_GET, |
1269 |
("/%s/nodes/%s/storage" %
|
1270 |
(GANETI_RAPI_VERSION, node)), query, None)
|
1271 |
|
1272 |
def ModifyNodeStorageUnits(self, node, storage_type, name, allocatable=None): |
1273 |
"""Modifies parameters of storage units on the node.
|
1274 |
|
1275 |
@type node: str
|
1276 |
@param node: node whose storage units to modify
|
1277 |
@type storage_type: str
|
1278 |
@param storage_type: storage type whose units to modify
|
1279 |
@type name: str
|
1280 |
@param name: name of the storage unit
|
1281 |
@type allocatable: bool or None
|
1282 |
@param allocatable: Whether to set the "allocatable" flag on the storage
|
1283 |
unit (None=no modification, True=set, False=unset)
|
1284 |
|
1285 |
@rtype: string
|
1286 |
@return: job id
|
1287 |
|
1288 |
"""
|
1289 |
query = [ |
1290 |
("storage_type", storage_type),
|
1291 |
("name", name),
|
1292 |
] |
1293 |
|
1294 |
_AppendIf(query, allocatable is not None, ("allocatable", allocatable)) |
1295 |
|
1296 |
return self._SendRequest(HTTP_PUT, |
1297 |
("/%s/nodes/%s/storage/modify" %
|
1298 |
(GANETI_RAPI_VERSION, node)), query, None)
|
1299 |
|
1300 |
def RepairNodeStorageUnits(self, node, storage_type, name): |
1301 |
"""Repairs a storage unit on the node.
|
1302 |
|
1303 |
@type node: str
|
1304 |
@param node: node whose storage units to repair
|
1305 |
@type storage_type: str
|
1306 |
@param storage_type: storage type to repair
|
1307 |
@type name: str
|
1308 |
@param name: name of the storage unit to repair
|
1309 |
|
1310 |
@rtype: string
|
1311 |
@return: job id
|
1312 |
|
1313 |
"""
|
1314 |
query = [ |
1315 |
("storage_type", storage_type),
|
1316 |
("name", name),
|
1317 |
] |
1318 |
|
1319 |
return self._SendRequest(HTTP_PUT, |
1320 |
("/%s/nodes/%s/storage/repair" %
|
1321 |
(GANETI_RAPI_VERSION, node)), query, None)
|
1322 |
|
1323 |
def GetNodeTags(self, node): |
1324 |
"""Gets the tags for a node.
|
1325 |
|
1326 |
@type node: str
|
1327 |
@param node: node whose tags to return
|
1328 |
|
1329 |
@rtype: list of str
|
1330 |
@return: tags for the node
|
1331 |
|
1332 |
"""
|
1333 |
return self._SendRequest(HTTP_GET, |
1334 |
("/%s/nodes/%s/tags" %
|
1335 |
(GANETI_RAPI_VERSION, node)), None, None) |
1336 |
|
1337 |
def AddNodeTags(self, node, tags, dry_run=False): |
1338 |
"""Adds tags to a node.
|
1339 |
|
1340 |
@type node: str
|
1341 |
@param node: node to add tags to
|
1342 |
@type tags: list of str
|
1343 |
@param tags: tags to add to the node
|
1344 |
@type dry_run: bool
|
1345 |
@param dry_run: whether to perform a dry run
|
1346 |
|
1347 |
@rtype: string
|
1348 |
@return: job id
|
1349 |
|
1350 |
"""
|
1351 |
query = [("tag", t) for t in tags] |
1352 |
_AppendDryRunIf(query, dry_run) |
1353 |
|
1354 |
return self._SendRequest(HTTP_PUT, |
1355 |
("/%s/nodes/%s/tags" %
|
1356 |
(GANETI_RAPI_VERSION, node)), query, tags) |
1357 |
|
1358 |
def DeleteNodeTags(self, node, tags, dry_run=False): |
1359 |
"""Delete tags from a node.
|
1360 |
|
1361 |
@type node: str
|
1362 |
@param node: node to remove tags from
|
1363 |
@type tags: list of str
|
1364 |
@param tags: tags to remove from the node
|
1365 |
@type dry_run: bool
|
1366 |
@param dry_run: whether to perform a dry run
|
1367 |
|
1368 |
@rtype: string
|
1369 |
@return: job id
|
1370 |
|
1371 |
"""
|
1372 |
query = [("tag", t) for t in tags] |
1373 |
_AppendDryRunIf(query, dry_run) |
1374 |
|
1375 |
return self._SendRequest(HTTP_DELETE, |
1376 |
("/%s/nodes/%s/tags" %
|
1377 |
(GANETI_RAPI_VERSION, node)), query, None)
|
1378 |
|
1379 |
def GetNetworks(self, bulk=False): |
1380 |
"""Gets all networks in the cluster.
|
1381 |
|
1382 |
@type bulk: bool
|
1383 |
@param bulk: whether to return all information about the networks
|
1384 |
|
1385 |
@rtype: list of dict or str
|
1386 |
@return: if bulk is true, a list of dictionaries with info about all
|
1387 |
networks in the cluster, else a list of names of those networks
|
1388 |
|
1389 |
"""
|
1390 |
query = [] |
1391 |
_AppendIf(query, bulk, ("bulk", 1)) |
1392 |
|
1393 |
networks = self._SendRequest(HTTP_GET, "/%s/networks" % GANETI_RAPI_VERSION, |
1394 |
query, None)
|
1395 |
if bulk:
|
1396 |
return networks
|
1397 |
else:
|
1398 |
return [n["name"] for n in networks] |
1399 |
|
1400 |
def GetNetwork(self, network): |
1401 |
"""Gets information about a network.
|
1402 |
|
1403 |
@type group: str
|
1404 |
@param group: name of the network whose info to return
|
1405 |
|
1406 |
@rtype: dict
|
1407 |
@return: info about the network
|
1408 |
|
1409 |
"""
|
1410 |
return self._SendRequest(HTTP_GET, |
1411 |
"/%s/networks/%s" % (GANETI_RAPI_VERSION, network),
|
1412 |
None, None) |
1413 |
|
1414 |
def CreateNetwork(self, network_name, network, gateway=None, network6=None, |
1415 |
gateway6=None, mac_prefix=None, network_type=None, |
1416 |
add_reserved_ips=None, tags=[],
|
1417 |
conflicts_check=False, dry_run=False): |
1418 |
"""Creates a new network.
|
1419 |
|
1420 |
@type name: str
|
1421 |
@param name: the name of network to create
|
1422 |
@type dry_run: bool
|
1423 |
@param dry_run: whether to peform a dry run
|
1424 |
|
1425 |
@rtype: string
|
1426 |
@return: job id
|
1427 |
|
1428 |
"""
|
1429 |
query = [] |
1430 |
_AppendDryRunIf(query, dry_run) |
1431 |
|
1432 |
body = { |
1433 |
"network_name": network_name,
|
1434 |
"gateway": gateway,
|
1435 |
"network": network,
|
1436 |
"gateway6": gateway6,
|
1437 |
"network6": network6,
|
1438 |
"mac_prefix": mac_prefix,
|
1439 |
"network_type": network_type,
|
1440 |
"add_reserved_ips": add_reserved_ips,
|
1441 |
"conflicts_check": conflicts_check,
|
1442 |
"tags": tags,
|
1443 |
} |
1444 |
|
1445 |
return self._SendRequest(HTTP_POST, "/%s/networks" % GANETI_RAPI_VERSION, |
1446 |
query, body) |
1447 |
|
1448 |
def ConnectNetwork(self, network_name, group_name, mode, link, |
1449 |
conflicts_check=False, depends=None, dry_run=False): |
1450 |
"""Connects a Network to a NodeGroup with the given netparams
|
1451 |
|
1452 |
"""
|
1453 |
body = { |
1454 |
"group_name": group_name,
|
1455 |
"network_mode": mode,
|
1456 |
"network_link": link,
|
1457 |
"conflicts_check": conflicts_check,
|
1458 |
} |
1459 |
|
1460 |
if depends:
|
1461 |
body['depends'] = depends
|
1462 |
|
1463 |
query = [] |
1464 |
_AppendDryRunIf(query, dry_run) |
1465 |
|
1466 |
return self._SendRequest(HTTP_PUT, |
1467 |
("/%s/networks/%s/connect" %
|
1468 |
(GANETI_RAPI_VERSION, network_name)), query, body) |
1469 |
|
1470 |
def DisconnectNetwork(self, network_name, group_name, |
1471 |
depends=None, dry_run=False): |
1472 |
"""Connects a Network to a NodeGroup with the given netparams
|
1473 |
|
1474 |
"""
|
1475 |
body = { |
1476 |
"group_name": group_name
|
1477 |
} |
1478 |
|
1479 |
if depends:
|
1480 |
body['depends'] = depends
|
1481 |
|
1482 |
query = [] |
1483 |
_AppendDryRunIf(query, dry_run) |
1484 |
|
1485 |
return self._SendRequest(HTTP_PUT, |
1486 |
("/%s/networks/%s/disconnect" %
|
1487 |
(GANETI_RAPI_VERSION, network_name)), query, body) |
1488 |
|
1489 |
|
1490 |
def ModifyNetwork(self, network, **kwargs): |
1491 |
"""Modifies a network.
|
1492 |
|
1493 |
More details for parameters can be found in the RAPI documentation.
|
1494 |
|
1495 |
@type network: string
|
1496 |
@param network: Network name
|
1497 |
@rtype: string
|
1498 |
@return: job id
|
1499 |
|
1500 |
"""
|
1501 |
return self._SendRequest(HTTP_PUT, |
1502 |
("/%s/networks/%s/modify" %
|
1503 |
(GANETI_RAPI_VERSION, network)), None, kwargs)
|
1504 |
|
1505 |
def DeleteNetwork(self, network, depends=None, dry_run=False): |
1506 |
"""Deletes a network.
|
1507 |
|
1508 |
@type group: str
|
1509 |
@param group: the network to delete
|
1510 |
@type dry_run: bool
|
1511 |
@param dry_run: whether to peform a dry run
|
1512 |
|
1513 |
@rtype: string
|
1514 |
@return: job id
|
1515 |
|
1516 |
"""
|
1517 |
body = {} |
1518 |
if depends:
|
1519 |
body['depends'] = depends
|
1520 |
|
1521 |
query = [] |
1522 |
_AppendDryRunIf(query, dry_run) |
1523 |
|
1524 |
return self._SendRequest(HTTP_DELETE, |
1525 |
("/%s/networks/%s" %
|
1526 |
(GANETI_RAPI_VERSION, network)), query, body) |
1527 |
|
1528 |
def GetNetworkTags(self, network): |
1529 |
"""Gets tags for a network.
|
1530 |
|
1531 |
@type network: string
|
1532 |
@param network: Node group whose tags to return
|
1533 |
|
1534 |
@rtype: list of strings
|
1535 |
@return: tags for the network
|
1536 |
|
1537 |
"""
|
1538 |
return self._SendRequest(HTTP_GET, |
1539 |
("/%s/networks/%s/tags" %
|
1540 |
(GANETI_RAPI_VERSION, network)), None, None) |
1541 |
|
1542 |
def AddNetworkTags(self, network, tags, dry_run=False): |
1543 |
"""Adds tags to a network.
|
1544 |
|
1545 |
@type network: str
|
1546 |
@param network: network to add tags to
|
1547 |
@type tags: list of string
|
1548 |
@param tags: tags to add to the network
|
1549 |
@type dry_run: bool
|
1550 |
@param dry_run: whether to perform a dry run
|
1551 |
|
1552 |
@rtype: string
|
1553 |
@return: job id
|
1554 |
|
1555 |
"""
|
1556 |
query = [("tag", t) for t in tags] |
1557 |
_AppendDryRunIf(query, dry_run) |
1558 |
|
1559 |
return self._SendRequest(HTTP_PUT, |
1560 |
("/%s/networks/%s/tags" %
|
1561 |
(GANETI_RAPI_VERSION, network)), query, None)
|
1562 |
|
1563 |
def DeleteNetworkTags(self, network, tags, dry_run=False): |
1564 |
"""Deletes tags from a network.
|
1565 |
|
1566 |
@type network: str
|
1567 |
@param network: network to delete tags from
|
1568 |
@type tags: list of string
|
1569 |
@param tags: tags to delete
|
1570 |
@type dry_run: bool
|
1571 |
@param dry_run: whether to perform a dry run
|
1572 |
@rtype: string
|
1573 |
@return: job id
|
1574 |
|
1575 |
"""
|
1576 |
query = [("tag", t) for t in tags] |
1577 |
_AppendDryRunIf(query, dry_run) |
1578 |
|
1579 |
return self._SendRequest(HTTP_DELETE, |
1580 |
("/%s/networks/%s/tags" %
|
1581 |
(GANETI_RAPI_VERSION, network)), query, None)
|
1582 |
|
1583 |
|
1584 |
def GetGroups(self, bulk=False): |
1585 |
"""Gets all node groups in the cluster.
|
1586 |
|
1587 |
@type bulk: bool
|
1588 |
@param bulk: whether to return all information about the groups
|
1589 |
|
1590 |
@rtype: list of dict or str
|
1591 |
@return: if bulk is true, a list of dictionaries with info about all node
|
1592 |
groups in the cluster, else a list of names of those node groups
|
1593 |
|
1594 |
"""
|
1595 |
query = [] |
1596 |
_AppendIf(query, bulk, ("bulk", 1)) |
1597 |
|
1598 |
groups = self._SendRequest(HTTP_GET, "/%s/groups" % GANETI_RAPI_VERSION, |
1599 |
query, None)
|
1600 |
if bulk:
|
1601 |
return groups
|
1602 |
else:
|
1603 |
return [g["name"] for g in groups] |
1604 |
|
1605 |
def GetGroup(self, group): |
1606 |
"""Gets information about a node group.
|
1607 |
|
1608 |
@type group: str
|
1609 |
@param group: name of the node group whose info to return
|
1610 |
|
1611 |
@rtype: dict
|
1612 |
@return: info about the node group
|
1613 |
|
1614 |
"""
|
1615 |
return self._SendRequest(HTTP_GET, |
1616 |
"/%s/groups/%s" % (GANETI_RAPI_VERSION, group),
|
1617 |
None, None) |
1618 |
|
1619 |
def CreateGroup(self, name, alloc_policy=None, dry_run=False): |
1620 |
"""Creates a new node group.
|
1621 |
|
1622 |
@type name: str
|
1623 |
@param name: the name of node group to create
|
1624 |
@type alloc_policy: str
|
1625 |
@param alloc_policy: the desired allocation policy for the group, if any
|
1626 |
@type dry_run: bool
|
1627 |
@param dry_run: whether to peform a dry run
|
1628 |
|
1629 |
@rtype: string
|
1630 |
@return: job id
|
1631 |
|
1632 |
"""
|
1633 |
query = [] |
1634 |
_AppendDryRunIf(query, dry_run) |
1635 |
|
1636 |
body = { |
1637 |
"name": name,
|
1638 |
"alloc_policy": alloc_policy
|
1639 |
} |
1640 |
|
1641 |
return self._SendRequest(HTTP_POST, "/%s/groups" % GANETI_RAPI_VERSION, |
1642 |
query, body) |
1643 |
|
1644 |
def ModifyGroup(self, group, **kwargs): |
1645 |
"""Modifies a node group.
|
1646 |
|
1647 |
More details for parameters can be found in the RAPI documentation.
|
1648 |
|
1649 |
@type group: string
|
1650 |
@param group: Node group name
|
1651 |
@rtype: string
|
1652 |
@return: job id
|
1653 |
|
1654 |
"""
|
1655 |
return self._SendRequest(HTTP_PUT, |
1656 |
("/%s/groups/%s/modify" %
|
1657 |
(GANETI_RAPI_VERSION, group)), None, kwargs)
|
1658 |
|
1659 |
def DeleteGroup(self, group, dry_run=False): |
1660 |
"""Deletes a node group.
|
1661 |
|
1662 |
@type group: str
|
1663 |
@param group: the node group to delete
|
1664 |
@type dry_run: bool
|
1665 |
@param dry_run: whether to peform a dry run
|
1666 |
|
1667 |
@rtype: string
|
1668 |
@return: job id
|
1669 |
|
1670 |
"""
|
1671 |
query = [] |
1672 |
_AppendDryRunIf(query, dry_run) |
1673 |
|
1674 |
return self._SendRequest(HTTP_DELETE, |
1675 |
("/%s/groups/%s" %
|
1676 |
(GANETI_RAPI_VERSION, group)), query, None)
|
1677 |
|
1678 |
def RenameGroup(self, group, new_name): |
1679 |
"""Changes the name of a node group.
|
1680 |
|
1681 |
@type group: string
|
1682 |
@param group: Node group name
|
1683 |
@type new_name: string
|
1684 |
@param new_name: New node group name
|
1685 |
|
1686 |
@rtype: string
|
1687 |
@return: job id
|
1688 |
|
1689 |
"""
|
1690 |
body = { |
1691 |
"new_name": new_name,
|
1692 |
} |
1693 |
|
1694 |
return self._SendRequest(HTTP_PUT, |
1695 |
("/%s/groups/%s/rename" %
|
1696 |
(GANETI_RAPI_VERSION, group)), None, body)
|
1697 |
|
1698 |
def AssignGroupNodes(self, group, nodes, force=False, dry_run=False): |
1699 |
"""Assigns nodes to a group.
|
1700 |
|
1701 |
@type group: string
|
1702 |
@param group: Node gropu name
|
1703 |
@type nodes: list of strings
|
1704 |
@param nodes: List of nodes to assign to the group
|
1705 |
|
1706 |
@rtype: string
|
1707 |
@return: job id
|
1708 |
|
1709 |
"""
|
1710 |
query = [] |
1711 |
_AppendForceIf(query, force) |
1712 |
_AppendDryRunIf(query, dry_run) |
1713 |
|
1714 |
body = { |
1715 |
"nodes": nodes,
|
1716 |
} |
1717 |
|
1718 |
return self._SendRequest(HTTP_PUT, |
1719 |
("/%s/groups/%s/assign-nodes" %
|
1720 |
(GANETI_RAPI_VERSION, group)), query, body) |
1721 |
|
1722 |
def GetGroupTags(self, group): |
1723 |
"""Gets tags for a node group.
|
1724 |
|
1725 |
@type group: string
|
1726 |
@param group: Node group whose tags to return
|
1727 |
|
1728 |
@rtype: list of strings
|
1729 |
@return: tags for the group
|
1730 |
|
1731 |
"""
|
1732 |
return self._SendRequest(HTTP_GET, |
1733 |
("/%s/groups/%s/tags" %
|
1734 |
(GANETI_RAPI_VERSION, group)), None, None) |
1735 |
|
1736 |
def AddGroupTags(self, group, tags, dry_run=False): |
1737 |
"""Adds tags to a node group.
|
1738 |
|
1739 |
@type group: str
|
1740 |
@param group: group to add tags to
|
1741 |
@type tags: list of string
|
1742 |
@param tags: tags to add to the group
|
1743 |
@type dry_run: bool
|
1744 |
@param dry_run: whether to perform a dry run
|
1745 |
|
1746 |
@rtype: string
|
1747 |
@return: job id
|
1748 |
|
1749 |
"""
|
1750 |
query = [("tag", t) for t in tags] |
1751 |
_AppendDryRunIf(query, dry_run) |
1752 |
|
1753 |
return self._SendRequest(HTTP_PUT, |
1754 |
("/%s/groups/%s/tags" %
|
1755 |
(GANETI_RAPI_VERSION, group)), query, None)
|
1756 |
|
1757 |
def DeleteGroupTags(self, group, tags, dry_run=False): |
1758 |
"""Deletes tags from a node group.
|
1759 |
|
1760 |
@type group: str
|
1761 |
@param group: group to delete tags from
|
1762 |
@type tags: list of string
|
1763 |
@param tags: tags to delete
|
1764 |
@type dry_run: bool
|
1765 |
@param dry_run: whether to perform a dry run
|
1766 |
@rtype: string
|
1767 |
@return: job id
|
1768 |
|
1769 |
"""
|
1770 |
query = [("tag", t) for t in tags] |
1771 |
_AppendDryRunIf(query, dry_run) |
1772 |
|
1773 |
return self._SendRequest(HTTP_DELETE, |
1774 |
("/%s/groups/%s/tags" %
|
1775 |
(GANETI_RAPI_VERSION, group)), query, None)
|
1776 |
|
1777 |
def Query(self, what, fields, qfilter=None): |
1778 |
"""Retrieves information about resources.
|
1779 |
|
1780 |
@type what: string
|
1781 |
@param what: Resource name, one of L{constants.QR_VIA_RAPI}
|
1782 |
@type fields: list of string
|
1783 |
@param fields: Requested fields
|
1784 |
@type qfilter: None or list
|
1785 |
@param qfilter: Query filter
|
1786 |
|
1787 |
@rtype: string
|
1788 |
@return: job id
|
1789 |
|
1790 |
"""
|
1791 |
body = { |
1792 |
"fields": fields,
|
1793 |
} |
1794 |
|
1795 |
_SetItemIf(body, qfilter is not None, "qfilter", qfilter) |
1796 |
# TODO: remove "filter" after 2.7
|
1797 |
_SetItemIf(body, qfilter is not None, "filter", qfilter) |
1798 |
|
1799 |
return self._SendRequest(HTTP_PUT, |
1800 |
("/%s/query/%s" %
|
1801 |
(GANETI_RAPI_VERSION, what)), None, body)
|
1802 |
|
1803 |
def QueryFields(self, what, fields=None): |
1804 |
"""Retrieves available fields for a resource.
|
1805 |
|
1806 |
@type what: string
|
1807 |
@param what: Resource name, one of L{constants.QR_VIA_RAPI}
|
1808 |
@type fields: list of string
|
1809 |
@param fields: Requested fields
|
1810 |
|
1811 |
@rtype: string
|
1812 |
@return: job id
|
1813 |
|
1814 |
"""
|
1815 |
query = [] |
1816 |
|
1817 |
if fields is not None: |
1818 |
_AppendIf(query, True, ("fields", ",".join(fields))) |
1819 |
|
1820 |
return self._SendRequest(HTTP_GET, |
1821 |
("/%s/query/%s/fields" %
|
1822 |
(GANETI_RAPI_VERSION, what)), query, None)
|