add a glusterfs driver + heketi layout backend variant
Change-Id: I4bd7abc83605687fc5d990b54e728a113b4f37fe
This commit is contained in:
Csaba Henk
parent
2cfbc1db61
commit
701ce2bb77
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@ -342,9 +342,48 @@ function _configure_manila_glusterfs_native {
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iniset $MANILA_CONF DEFAULT enabled_share_backends $group_name
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}
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function _setup_rootssh {
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mkdir -p "$HOME"/.ssh
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chmod 700 "$HOME"/.ssh
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sudo mkdir -p /root/.ssh
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sudo chmod 700 /root/.ssh
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yes n | ssh-keygen -f "$HOME"/.ssh/id_rsa -N ''
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sudo sh -c "cat >> /root/.ssh/authorized_keys" < "$HOME"/.ssh/id_rsa.pub
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sudo chmod 600 /root/.ssh/authorized_keys
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}
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function _configure_setup_heketi {
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# get Heketi and start service
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wget "$HEKETI_V1_PACKAGE"
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tar xvf "$(basename "$HEKETI_V1_PACKAGE")"
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( ./heketi/heketi -config "$GLUSTERFS_PLUGIN_DIR"/extras/heketi.json &>/dev/null & ) &
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# basic Heketi setup
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$GLUSTERFS_PLUGIN_DIR/extras/heketisetup.py -s 1T -n 3 -v -D $(hostname)
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}
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function _configure_manila_glusterfs_heketi {
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_setup_rootssh
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_configure_setup_heketi
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# Manila config
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local share_driver=manila.share.drivers.glusterfs.GlusterfsShareDriver
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local group_name=glusterheketi1
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iniset $MANILA_CONF $group_name share_driver $share_driver
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iniset $MANILA_CONF $group_name share_backend_name GLUSTERFSHEKETI
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iniset $MANILA_CONF $group_name driver_handles_share_servers False
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iniset $MANILA_CONF $group_name glusterfs_share_layout layout_heketi.GlusterfsHeketiLayout
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iniset $MANILA_CONF $group_name glusterfs_heketi_url http://localhost:8080
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iniset $MANILA_CONF $group_name glusterfs_heketi_nodeadmin_username root
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iniset $MANILA_CONF $group_name glusterfs_heketi_volume_replica 1
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}
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# Configure GlusterFS as a backend for Manila
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function configure_manila_backend_glusterfs {
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if [[ "${GLUSTERFS_MANILA_DRIVER_TYPE}" == "glusterfs" ]]; then
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if [[ "${GLUSTERFS_MANILA_DRIVER_TYPE}" == "glusterfs-heketi" ]]; then
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_configure_manila_glusterfs_heketi
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elif [[ "${GLUSTERFS_MANILA_DRIVER_TYPE}" == "glusterfs" ]]; then
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_configure_manila_glusterfs_nfs
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else
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_configure_manila_glusterfs_native
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@ -25,6 +25,9 @@ if [[ ${DISTRO} =~ rhel7 ]] && [[ ! -f /etc/yum.repos.d/glusterfs-epel.repo ]];
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GLUSTERFS_CENTOS_REPO=${GLUSTERFS_CENTOS_REPO:-"http://download.gluster.org/pub/gluster/glusterfs/LATEST/CentOS/glusterfs-epel.repo"}
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fi
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# Official Heketi 1.0.* binary
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HEKETI_V1_PACKAGE="https://github.com/heketi/heketi/releases/download/1.0.2/heketi-1.0.2-release-1.0.0.linux.amd64.tar.gz"
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TEMPEST_STORAGE_PROTOCOL=glusterfs
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######### Glance Specific Configuration #########
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@ -0,0 +1,35 @@
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{
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"_port_comment": "Heketi Server Port Number",
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"port" : "8080",
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"_use_auth": "Enable JWT authorization. Please enable for deployment",
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"use_auth" : false,
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"_jwt" : "Private keys for access",
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"jwt" : {
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"_admin" : "Admin has access to all APIs",
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"admin" : {
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"key" : "My Secret"
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},
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"_user" : "User only has access to /volumes endpoint",
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"user" : {
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"key" : "My Secret"
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}
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},
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"_glusterfs_comment": "GlusterFS Configuration",
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"glusterfs" : {
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"_executor_comment": "Execute plugin. Possible choices: mock, ssh",
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"executor" : "ssh",
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"_db_comment": "Database file name",
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"db" : "heketi.db",
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"sshexec": {
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"user": "root"
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},
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"brick_min_size_gb": 1
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}
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}
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@ -0,0 +1,288 @@
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#!/usr/bin/env python
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# Copyright (c) 2016 Red Hat, Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from __future__ import print_function
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import datetime
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import hashlib
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import pipes
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import re
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import subprocess
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import sys
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import time
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try:
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import jwt
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except ImportError:
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print("jwt module not found, Heketi JWT auth won't work.\n"
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"You can install it with 'pip install PyJWT'.\n", file=sys.stderr)
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import requests
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class Objlog(object):
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def __init__(self, obj):
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self.object = obj
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self.__log__ = []
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def __getattr__(self, att):
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av = getattr(self.object, att)
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if not hasattr(av, '__call__'):
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return av
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def alog(*a, **kw):
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try:
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ret = av(*a, **kw)
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except Exception as x:
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self.__log__.append(((att, a, kw), None, x))
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raise x
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self.__log__.append(((att, a, kw), ret))
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return ret
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return alog
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def __reset__(self):
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self.__log__ = []
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def objlog_get(ol):
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return ol.__log__
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def reqlog(req, lower=0, upper=None):
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ol = objlog_get(req)
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if upper is None:
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upper = len(ol)
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for i in range(lower, upper):
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e = ol[i]
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print(i, e[0])
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print(e[1], e[1].headers, e[1].text)
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class HeketiException(Exception):
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pass
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def jwt_token(method, path, key, issuer="admin", delta={'minutes': 5}):
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method = method.upper()
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path = re.sub("\A/+", "/", "/" + path)
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claims = {}
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# Issuer
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claims['iss'] = issuer
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# Issued at time
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claims['iat'] = datetime.datetime.utcnow()
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# Expiration time
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claims['exp'] = (datetime.datetime.utcnow() +
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datetime.timedelta(**delta))
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# URI tampering protection
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claims['qsh'] = hashlib.sha256(method + '&' + path).hexdigest()
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return jwt.encode(claims, key, algorithm='HS256')
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class HeketiClient(object):
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"""A client class for the Heteki GlusterFS management service."""
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def __init__(self, host, requests_like=requests, jwt_key=None):
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host_stripped = re.sub("/+\Z", "", host)
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self.__host__ = host_stripped
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self.__requests__ = requests_like
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self.__jwt_key__ = jwt_key
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def __getattr__(self, attr):
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attr_value = getattr(self.__requests__, attr)
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if not hasattr(attr_value, '__call__'):
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return attr_value
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def _attr_value_host_injected(*a, **kw):
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if len(a) == 0:
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return attr_value(*a, **kw)
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else:
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path = a[0]
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path_stripped = re.sub("\A/+", "", path)
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req_url = "/".join((self.__host__, path_stripped))
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if self.__jwt_key__:
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token = jwt_token(attr, path, self.__jwt_key__)
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kw['headers'] = {"Authorization": "bearer %s" % token}
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report("Heketi request %(method)s to %(url)s" % {
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'method': attr.upper(), 'url': req_url})
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resp = attr_value(req_url, *a[1:], **kw)
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report("Heketi response: %s" % repr(resp))
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return resp
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return _attr_value_host_injected
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def asyncop(self, *a, **kw):
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method = kw.pop('method', 'post')
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retry_interval = kw.pop('retry_interval', 1)
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resp = getattr(self, method)(*a, **kw)
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if resp.status_code != 202:
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resp.raise_for_status()
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raise HeketiException((
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'Unexpected Heketi async %(method)s status %(status)d'
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) % {'method': method.upper(), 'status': resp.status_code})
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queue = resp.headers['location']
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while True:
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resp = self.get(queue)
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if resp.status_code == 204:
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return resp
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elif resp.status_code == 303:
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return self.get(resp.headers['location'])
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elif resp.status_code == 200:
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if 'x-pending' not in resp.headers:
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return resp
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else:
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resp.raise_for_status()
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raise HeketiException((
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'Unexpected Heketi async queue status %d'
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) % resp.status_code)
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time.sleep(retry_interval)
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class ShExec(object):
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def __init__(self, host, user=None, key=None, root=False):
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self.host = host
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self.root = root
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self.args = []
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if host == "localhost":
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self.args = ["sh", "-c"]
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else:
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self.args = ["ssh", host]
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if user:
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self.args.extend(["-l", user])
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if key:
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self.args.extend(["-i", key])
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def __call__(self, cmd):
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if not self.root:
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cmd = "sudo sh -c " + pipes.quote(cmd)
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report("Running on %(host)s: %(cmd)s" % {
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'cmd': cmd, 'host': self.host})
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po = subprocess.Popen(self.args + [cmd],
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stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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out, err = po.communicate()
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report("Command output: %s" % out, cond=out)
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if po.returncode:
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raise RuntimeError("%(cmd)s has failed with %(exit)d" % {
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'cmd': ' '.join(self.args) + ' ' + cmd,
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'exit': po.returncode})
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return out, err
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def setup(clusters, args, h):
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cluster = args.cluster
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if not cluster and clusters:
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cluster = clusters[0]
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if cluster not in clusters:
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if re.match('[\da-f]{8}(-?[\da-f]{4}){3}-?[\da-f]{12}\Z',
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cluster or '', re.I):
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raise HeketiException(
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"Cluster %s not found on Heketi server." % cluster)
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cluster = None
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if not cluster:
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cluster = h.post("clusters").json()['id']
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report("Using cluster %s" % cluster)
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hostdevices = {}
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for host in args.host:
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hostdevices[host] = []
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shx = ShExec(host, user=args.user, key=args.key, root=args.root)
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for i in range(args.devices):
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dev, _ = shx("i=0; while [ -f /LOOP%(cluster)s-$i ]; do i=$(($i+1)); done && "
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"truncate -s %(size)s /LOOP%(cluster)s-$i && "
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"losetup -f --show /LOOP%(cluster)s-$i" % {'size': args.size,
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'cluster': cluster})
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hostdevices[host].append(dev.strip())
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for host, devices in hostdevices.items():
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# add a node
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node = h.asyncop("nodes", json={
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"zone": 1,
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"hostnames": {"manage": [host], "storage": [host]},
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"cluster": cluster}).json()
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for dev in devices:
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# add a device
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h.asyncop("devices", json={"node": node['id'], "name": dev})
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def teardown(cliusters, args, h):
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if args.cluster not in clusters:
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raise HeketiException(
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"Cluster %s not found on Heketi server." % args.cluster)
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cluster = h.get("clusters/%s" % args.cluster).json()
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for vol in cluster["volumes"]:
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h.asyncop('volumes/%s' % vol, method='delete')
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for nodeid in cluster["nodes"]:
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node = h.get("nodes/%s" % nodeid).json()
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for dev in node["devices"]:
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h.asyncop('devices/%s' % dev['id'], method='delete')
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h.asyncop('nodes/%s' % nodeid, method='delete')
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h.delete("clusters/%s" % args.cluster)
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if __name__ == '__main__':
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import argparse
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parser = argparse.ArgumentParser()
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parser.add_argument("host", nargs='+')
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parser.add_argument("-v", "--verbose", action='store_true')
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parser.add_argument("-H", "--heketi", default="http://localhost:8080",
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help="Heketi service URL")
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parser.add_argument("-s", "--size", help="size of devices created")
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parser.add_argument("-n", "--devices",
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help="number of devices created per node", type=int)
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parser.add_argument("-c", "--cluster", help="Heketi cluster to use")
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parser.add_argument("-j", "--jwt", help="JWT key to use with Heketi auth")
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parser.add_argument("-u", "--user", default="heketi",
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help="user with which nodes are managed")
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parser.add_argument("-k", "--key", help="SSH key used to log in remotely")
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parser.add_argument("--root", action='store_true',
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help="remote user has root privileges")
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parser.add_argument("-A", "--action", choices=('setup', 'teardown'),
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default='setup')
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parser.add_argument("-D", "--debug", action='store_true')
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args = parser.parse_args()
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if args.jwt:
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jwt
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if args.verbose:
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def report(*a, **kw):
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if not kw.pop('cond', True):
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return
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print(*a, **kw)
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else:
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report = lambda *a, **kw: None
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req = requests.session()
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if args.debug:
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req = Objlog(req)
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heketi = HeketiClient(args.heketi, requests_like=req, jwt_key=args.jwt)
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try:
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# get a cluster
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clusters = heketi.get("clusters").json()['clusters']
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getattr(sys.modules[__name__], args.action)(clusters, args, heketi)
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finally:
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if args.debug:
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reqlog(req)
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@ -35,7 +35,11 @@ if [[ "$JOB_NAME" =~ "glusterfs-native" ]]; then
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iniset $TEMPEST_CONFIG share enable_cert_rules_for_protocols glusterfs
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iniset $TEMPEST_CONFIG share capability_snapshot_support True
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else
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local BACKEND_NAME="GLUSTERFS"
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if [[ "$JOB_NAME" =~ "glusterfs-heketi" ]]; then
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local BACKEND_NAME="GLUSTERFSHEKETI"
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else
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local BACKEND_NAME="GLUSTERFS"
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fi
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iniset $TEMPEST_CONFIG share enable_protocols nfs
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iniset $TEMPEST_CONFIG share enable_ip_rules_for_protocols nfs
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iniset $TEMPEST_CONFIG share storage_protocol NFS
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