mirror of
https://github.com/ceph/ceph
synced 2024-12-15 07:56:12 +00:00
692 lines
25 KiB
Python
692 lines
25 KiB
Python
"""
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Execute ceph-deploy as a task
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"""
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from cStringIO import StringIO
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import contextlib
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import os
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import time
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import logging
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import traceback
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from teuthology import misc as teuthology
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from teuthology import contextutil
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from teuthology.config import config as teuth_config
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from teuthology.task import install as install_fn
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from teuthology.orchestra import run
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from tasks.cephfs.filesystem import Filesystem
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log = logging.getLogger(__name__)
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@contextlib.contextmanager
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def download_ceph_deploy(ctx, config):
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"""
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Downloads ceph-deploy from the ceph.com git mirror and (by default)
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switches to the master branch. If the `ceph-deploy-branch` is specified, it
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will use that instead.
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"""
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log.info('Downloading ceph-deploy...')
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testdir = teuthology.get_testdir(ctx)
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ceph_admin = ctx.cluster.only(teuthology.get_first_mon(ctx, config))
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ceph_deploy_branch = config.get('ceph-deploy-branch', 'master')
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ceph_admin.run(
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args=[
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'git', 'clone', '-b', ceph_deploy_branch,
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teuth_config.ceph_git_base_url + 'ceph-deploy.git',
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'{tdir}/ceph-deploy'.format(tdir=testdir),
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],
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)
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ceph_admin.run(
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args=[
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'cd',
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'{tdir}/ceph-deploy'.format(tdir=testdir),
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run.Raw('&&'),
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'./bootstrap',
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],
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)
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try:
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yield
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finally:
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log.info('Removing ceph-deploy ...')
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ceph_admin.run(
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args=[
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'rm',
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'-rf',
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'{tdir}/ceph-deploy'.format(tdir=testdir),
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],
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)
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def is_healthy(ctx, config):
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"""Wait until a Ceph cluster is healthy."""
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testdir = teuthology.get_testdir(ctx)
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ceph_admin = teuthology.get_first_mon(ctx, config)
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(remote,) = ctx.cluster.only(ceph_admin).remotes.keys()
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max_tries = 90 # 90 tries * 10 secs --> 15 minutes
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tries = 0
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while True:
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tries += 1
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if tries >= max_tries:
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msg = "ceph health was unable to get 'HEALTH_OK' after waiting 15 minutes"
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remote.run(
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args=[
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'cd',
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'{tdir}'.format(tdir=testdir),
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run.Raw('&&'),
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'sudo', 'ceph',
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'report',
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],
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)
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raise RuntimeError(msg)
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r = remote.run(
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args=[
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'cd',
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'{tdir}'.format(tdir=testdir),
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run.Raw('&&'),
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'sudo', 'ceph',
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'health',
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],
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stdout=StringIO(),
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logger=log.getChild('health'),
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)
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out = r.stdout.getvalue()
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log.info('Ceph health: %s', out.rstrip('\n'))
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if out.split(None, 1)[0] == 'HEALTH_OK':
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break
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time.sleep(10)
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def get_nodes_using_role(ctx, target_role):
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"""
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Extract the names of nodes that match a given role from a cluster, and modify the
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cluster's service IDs to match the resulting node-based naming scheme that ceph-deploy
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uses, such that if "mon.a" is on host "foo23", it'll be renamed to "mon.foo23".
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"""
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# Nodes containing a service of the specified role
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nodes_of_interest = []
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# Prepare a modified version of cluster.remotes with ceph-deploy-ized names
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modified_remotes = {}
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for _remote, roles_for_host in ctx.cluster.remotes.iteritems():
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modified_remotes[_remote] = []
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for svc_id in roles_for_host:
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if svc_id.startswith("{0}.".format(target_role)):
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fqdn = str(_remote).split('@')[-1]
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nodename = str(str(_remote).split('.')[0]).split('@')[1]
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if target_role == 'mon':
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nodes_of_interest.append(fqdn)
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else:
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nodes_of_interest.append(nodename)
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modified_remotes[_remote].append(
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"{0}.{1}".format(target_role, nodename))
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else:
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modified_remotes[_remote].append(svc_id)
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ctx.cluster.remotes = modified_remotes
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return nodes_of_interest
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def get_dev_for_osd(ctx, config):
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"""Get a list of all osd device names."""
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osd_devs = []
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for remote, roles_for_host in ctx.cluster.remotes.iteritems():
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host = remote.name.split('@')[-1]
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shortname = host.split('.')[0]
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devs = teuthology.get_scratch_devices(remote)
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num_osd_per_host = list(
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teuthology.roles_of_type(
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roles_for_host, 'osd'))
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num_osds = len(num_osd_per_host)
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if config.get('separate_journal_disk') is not None:
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num_devs_reqd = 2 * num_osds
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assert num_devs_reqd <= len(
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devs), 'fewer data and journal disks than required ' + shortname
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for dindex in range(0, num_devs_reqd, 2):
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jd_index = dindex + 1
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dev_short = devs[dindex].split('/')[-1]
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jdev_short = devs[jd_index].split('/')[-1]
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osd_devs.append((shortname, dev_short, jdev_short))
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else:
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assert num_osds <= len(devs), 'fewer disks than osds ' + shortname
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for dev in devs[:num_osds]:
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dev_short = dev.split('/')[-1]
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osd_devs.append((shortname, dev_short))
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return osd_devs
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def get_all_nodes(ctx, config):
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"""Return a string of node names separated by blanks"""
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nodelist = []
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for t, k in ctx.config['targets'].iteritems():
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host = t.split('@')[-1]
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simple_host = host.split('.')[0]
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nodelist.append(simple_host)
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nodelist = " ".join(nodelist)
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return nodelist
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@contextlib.contextmanager
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def build_ceph_cluster(ctx, config):
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"""Build a ceph cluster"""
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# Expect to find ceph_admin on the first mon by ID, same place that the download task
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# puts it. Remember this here, because subsequently IDs will change from those in
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# the test config to those that ceph-deploy invents.
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(ceph_admin,) = ctx.cluster.only(
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teuthology.get_first_mon(ctx, config)).remotes.iterkeys()
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def execute_ceph_deploy(cmd):
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"""Remotely execute a ceph_deploy command"""
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return ceph_admin.run(
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args=[
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'cd',
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'{tdir}/ceph-deploy'.format(tdir=testdir),
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run.Raw('&&'),
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run.Raw(cmd),
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],
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check_status=False,
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).exitstatus
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try:
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log.info('Building ceph cluster using ceph-deploy...')
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testdir = teuthology.get_testdir(ctx)
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ceph_branch = None
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if config.get('branch') is not None:
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cbranch = config.get('branch')
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for var, val in cbranch.iteritems():
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ceph_branch = '--{var}={val}'.format(var=var, val=val)
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all_nodes = get_all_nodes(ctx, config)
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mds_nodes = get_nodes_using_role(ctx, 'mds')
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mds_nodes = " ".join(mds_nodes)
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mon_node = get_nodes_using_role(ctx, 'mon')
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mon_nodes = " ".join(mon_node)
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new_mon = './ceph-deploy new' + " " + mon_nodes
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mon_hostname = mon_nodes.split(' ')[0]
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mon_hostname = str(mon_hostname)
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gather_keys = './ceph-deploy gatherkeys' + " " + mon_hostname
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deploy_mds = './ceph-deploy mds create' + " " + mds_nodes
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no_of_osds = 0
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if mon_nodes is None:
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raise RuntimeError("no monitor nodes in the config file")
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estatus_new = execute_ceph_deploy(new_mon)
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if estatus_new != 0:
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raise RuntimeError("ceph-deploy: new command failed")
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log.info('adding config inputs...')
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testdir = teuthology.get_testdir(ctx)
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conf_path = '{tdir}/ceph-deploy/ceph.conf'.format(tdir=testdir)
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if config.get('conf') is not None:
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confp = config.get('conf')
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for section, keys in confp.iteritems():
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lines = '[{section}]\n'.format(section=section)
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teuthology.append_lines_to_file(ceph_admin, conf_path, lines,
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sudo=True)
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for key, value in keys.iteritems():
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log.info("[%s] %s = %s" % (section, key, value))
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lines = '{key} = {value}\n'.format(key=key, value=value)
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teuthology.append_lines_to_file(
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ceph_admin, conf_path, lines, sudo=True)
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# install ceph
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install_nodes = './ceph-deploy install ' + \
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(ceph_branch if ceph_branch else "--dev=master") + " " + all_nodes
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estatus_install = execute_ceph_deploy(install_nodes)
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if estatus_install != 0:
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raise RuntimeError("ceph-deploy: Failed to install ceph")
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# install ceph-test package too
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install_nodes2 = './ceph-deploy install --tests ' + \
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(ceph_branch if ceph_branch else "--dev=master") + " " + all_nodes
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estatus_install = execute_ceph_deploy(install_nodes2)
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if estatus_install != 0:
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raise RuntimeError("ceph-deploy: Failed to install ceph-test")
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mon_create_nodes = './ceph-deploy mon create-initial'
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# If the following fails, it is OK, it might just be that the monitors
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# are taking way more than a minute/monitor to form quorum, so lets
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# try the next block which will wait up to 15 minutes to gatherkeys.
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execute_ceph_deploy(mon_create_nodes)
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estatus_gather = execute_ceph_deploy(gather_keys)
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max_gather_tries = 90
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gather_tries = 0
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while (estatus_gather != 0):
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gather_tries += 1
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if gather_tries >= max_gather_tries:
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msg = 'ceph-deploy was not able to gatherkeys after 15 minutes'
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raise RuntimeError(msg)
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estatus_gather = execute_ceph_deploy(gather_keys)
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time.sleep(10)
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if mds_nodes:
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estatus_mds = execute_ceph_deploy(deploy_mds)
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if estatus_mds != 0:
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raise RuntimeError("ceph-deploy: Failed to deploy mds")
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if config.get('test_mon_destroy') is not None:
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for d in range(1, len(mon_node)):
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mon_destroy_nodes = './ceph-deploy mon destroy' + \
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" " + mon_node[d]
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estatus_mon_d = execute_ceph_deploy(mon_destroy_nodes)
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if estatus_mon_d != 0:
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raise RuntimeError("ceph-deploy: Failed to delete monitor")
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node_dev_list = get_dev_for_osd(ctx, config)
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for d in node_dev_list:
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node = d[0]
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for disk in d[1:]:
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zap = './ceph-deploy disk zap ' + node + ':' + disk
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estatus = execute_ceph_deploy(zap)
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if estatus != 0:
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raise RuntimeError("ceph-deploy: Failed to zap osds")
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osd_create_cmd = './ceph-deploy osd create '
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if config.get('dmcrypt') is not None:
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osd_create_cmd += '--dmcrypt '
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osd_create_cmd += ":".join(d)
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estatus_osd = execute_ceph_deploy(osd_create_cmd)
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if estatus_osd == 0:
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log.info('successfully created osd')
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no_of_osds += 1
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else:
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raise RuntimeError("ceph-deploy: Failed to create osds")
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if config.get('wait-for-healthy', True) and no_of_osds >= 2:
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is_healthy(ctx=ctx, config=None)
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log.info('Setting up client nodes...')
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conf_path = '/etc/ceph/ceph.conf'
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admin_keyring_path = '/etc/ceph/ceph.client.admin.keyring'
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first_mon = teuthology.get_first_mon(ctx, config)
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(mon0_remote,) = ctx.cluster.only(first_mon).remotes.keys()
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conf_data = teuthology.get_file(
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remote=mon0_remote,
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path=conf_path,
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sudo=True,
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)
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admin_keyring = teuthology.get_file(
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remote=mon0_remote,
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path=admin_keyring_path,
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sudo=True,
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)
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clients = ctx.cluster.only(teuthology.is_type('client'))
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for remot, roles_for_host in clients.remotes.iteritems():
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for id_ in teuthology.roles_of_type(roles_for_host, 'client'):
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client_keyring = \
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'/etc/ceph/ceph.client.{id}.keyring'.format(id=id_)
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mon0_remote.run(
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args=[
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'cd',
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'{tdir}'.format(tdir=testdir),
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run.Raw('&&'),
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'sudo', 'bash', '-c',
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run.Raw('"'), 'ceph',
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'auth',
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'get-or-create',
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'client.{id}'.format(id=id_),
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'mds', 'allow',
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'mon', 'allow *',
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'osd', 'allow *',
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run.Raw('>'),
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client_keyring,
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run.Raw('"'),
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],
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)
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key_data = teuthology.get_file(
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remote=mon0_remote,
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path=client_keyring,
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sudo=True,
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)
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teuthology.sudo_write_file(
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remote=remot,
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path=client_keyring,
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data=key_data,
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perms='0644'
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)
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teuthology.sudo_write_file(
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remote=remot,
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path=admin_keyring_path,
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data=admin_keyring,
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perms='0644'
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)
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teuthology.sudo_write_file(
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remote=remot,
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path=conf_path,
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data=conf_data,
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perms='0644'
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)
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if mds_nodes:
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log.info('Configuring CephFS...')
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ceph_fs = Filesystem(ctx)
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if not ceph_fs.legacy_configured():
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ceph_fs.create()
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elif not config.get('only_mon'):
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raise RuntimeError(
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"The cluster is NOT operational due to insufficient OSDs")
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yield
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except Exception:
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log.info(
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"Error encountered, logging exception before tearing down ceph-deploy")
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log.info(traceback.format_exc())
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raise
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finally:
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if config.get('keep_running'):
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return
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log.info('Stopping ceph...')
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ctx.cluster.run(args=['sudo', 'stop', 'ceph-all', run.Raw('||'),
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'sudo', 'service', 'ceph', 'stop', run.Raw('||'),
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'sudo', 'systemctl', 'stop', 'ceph.target'])
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# Are you really not running anymore?
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# try first with the init tooling
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# ignoring the status so this becomes informational only
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ctx.cluster.run(
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args=[
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'sudo', 'status', 'ceph-all', run.Raw('||'),
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'sudo', 'service', 'ceph', 'status', run.Raw('||'),
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'sudo', 'systemctl', 'status', 'ceph.target'],
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check_status=False)
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# and now just check for the processes themselves, as if upstart/sysvinit
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# is lying to us. Ignore errors if the grep fails
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ctx.cluster.run(args=['sudo', 'ps', 'aux', run.Raw('|'),
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'grep', '-v', 'grep', run.Raw('|'),
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'grep', 'ceph'], check_status=False)
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if ctx.archive is not None:
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# archive mon data, too
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log.info('Archiving mon data...')
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path = os.path.join(ctx.archive, 'data')
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os.makedirs(path)
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mons = ctx.cluster.only(teuthology.is_type('mon'))
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for remote, roles in mons.remotes.iteritems():
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for role in roles:
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if role.startswith('mon.'):
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teuthology.pull_directory_tarball(
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remote,
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'/var/lib/ceph/mon',
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path + '/' + role + '.tgz')
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log.info('Compressing logs...')
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run.wait(
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ctx.cluster.run(
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args=[
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'sudo',
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'find',
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'/var/log/ceph',
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'-name',
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'*.log',
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'-print0',
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run.Raw('|'),
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'sudo',
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'xargs',
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'-0',
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'--no-run-if-empty',
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'--',
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'gzip',
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'--',
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],
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wait=False,
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),
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)
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log.info('Archiving logs...')
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path = os.path.join(ctx.archive, 'remote')
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os.makedirs(path)
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for remote in ctx.cluster.remotes.iterkeys():
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sub = os.path.join(path, remote.shortname)
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os.makedirs(sub)
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teuthology.pull_directory(remote, '/var/log/ceph',
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os.path.join(sub, 'log'))
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# Prevent these from being undefined if the try block fails
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all_nodes = get_all_nodes(ctx, config)
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purge_nodes = './ceph-deploy purge' + " " + all_nodes
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purgedata_nodes = './ceph-deploy purgedata' + " " + all_nodes
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log.info('Purging package...')
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execute_ceph_deploy(purge_nodes)
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log.info('Purging data...')
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execute_ceph_deploy(purgedata_nodes)
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@contextlib.contextmanager
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def cli_test(ctx, config):
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"""
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ceph-deploy cli to exercise most commonly use cli's and ensure
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all commands works and also startup the init system.
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"""
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log.info('Ceph-deploy Test')
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if config is None:
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config = {}
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test_branch = ''
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conf_dir = teuthology.get_testdir(ctx) + "/cdtest"
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def execute_cdeploy(admin, cmd, path):
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"""Execute ceph-deploy commands """
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"""Either use git path or repo path """
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args = ['cd', conf_dir, run.Raw(';')]
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if path:
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args.append('{path}/ceph-deploy/ceph-deploy'.format(path=path));
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else:
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args.append('ceph-deploy')
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|
args.append(run.Raw(cmd))
|
|
ec = admin.run(args=args, check_status=False).exitstatus
|
|
if ec != 0:
|
|
raise RuntimeError(
|
|
"failed during ceph-deploy cmd: {cmd} , ec={ec}".format(cmd=cmd, ec=ec))
|
|
|
|
if config.get('rhbuild'):
|
|
path = None
|
|
else:
|
|
path = teuthology.get_testdir(ctx)
|
|
# test on branch from config eg: wip-* , master or next etc
|
|
# packages for all distro's should exist for wip*
|
|
if ctx.config.get('branch'):
|
|
branch = ctx.config.get('branch')
|
|
test_branch = ' --dev={branch} '.format(branch=branch)
|
|
mons = ctx.cluster.only(teuthology.is_type('mon'))
|
|
for node, role in mons.remotes.iteritems():
|
|
admin = node
|
|
admin.run(args=['mkdir', conf_dir], check_status=False)
|
|
nodename = admin.shortname
|
|
system_type = teuthology.get_system_type(admin)
|
|
if config.get('rhbuild'):
|
|
admin.run(args=['sudo', 'yum', 'install', 'ceph-deploy', '-y'])
|
|
log.info('system type is %s', system_type)
|
|
osds = ctx.cluster.only(teuthology.is_type('osd'))
|
|
|
|
for remote, roles in osds.remotes.iteritems():
|
|
devs = teuthology.get_scratch_devices(remote)
|
|
log.info("roles %s", roles)
|
|
if (len(devs) < 3):
|
|
log.error(
|
|
'Test needs minimum of 3 devices, only found %s',
|
|
str(devs))
|
|
raise RuntimeError("Needs minimum of 3 devices ")
|
|
|
|
conf_path = '{conf_dir}/ceph.conf'.format(conf_dir=conf_dir)
|
|
new_cmd = 'new ' + nodename
|
|
execute_cdeploy(admin, new_cmd, path)
|
|
if config.get('conf') is not None:
|
|
confp = config.get('conf')
|
|
for section, keys in confp.iteritems():
|
|
lines = '[{section}]\n'.format(section=section)
|
|
teuthology.append_lines_to_file(admin, conf_path, lines,
|
|
sudo=True)
|
|
for key, value in keys.iteritems():
|
|
log.info("[%s] %s = %s" % (section, key, value))
|
|
lines = '{key} = {value}\n'.format(key=key, value=value)
|
|
teuthology.append_lines_to_file(admin, conf_path, lines,
|
|
sudo=True)
|
|
new_mon_install = 'install {branch} --mon '.format(
|
|
branch=test_branch) + nodename
|
|
new_osd_install = 'install {branch} --osd '.format(
|
|
branch=test_branch) + nodename
|
|
new_admin = 'install {branch} --cli '.format(branch=test_branch) + nodename
|
|
create_initial = 'mon create-initial '
|
|
execute_cdeploy(admin, new_mon_install, path)
|
|
execute_cdeploy(admin, new_osd_install, path)
|
|
execute_cdeploy(admin, new_admin, path)
|
|
execute_cdeploy(admin, create_initial, path)
|
|
|
|
for i in range(3):
|
|
zap_disk = 'disk zap ' + "{n}:{d}".format(n=nodename, d=devs[i])
|
|
prepare = 'osd prepare ' + "{n}:{d}".format(n=nodename, d=devs[i])
|
|
execute_cdeploy(admin, zap_disk, path)
|
|
execute_cdeploy(admin, prepare, path)
|
|
|
|
log.info("list files for debugging purpose to check file permissions")
|
|
admin.run(args=['ls', run.Raw('-lt'), conf_dir])
|
|
remote.run(args=['sudo', 'ceph', '-s'], check_status=False)
|
|
r = remote.run(args=['sudo', 'ceph', 'health'], stdout=StringIO())
|
|
out = r.stdout.getvalue()
|
|
log.info('Ceph health: %s', out.rstrip('\n'))
|
|
log.info("Waiting for cluster to become healthy")
|
|
with contextutil.safe_while(sleep=10, tries=6,
|
|
action='check health') as proceed:
|
|
while proceed():
|
|
r = remote.run(args=['sudo', 'ceph', 'health'], stdout=StringIO())
|
|
if (out.split(None,1)[0] == 'HEALTH_OK'):
|
|
break
|
|
rgw_install = 'install {branch} --rgw {node}'.format(
|
|
branch=test_branch,
|
|
node=nodename,
|
|
)
|
|
rgw_create = 'rgw create ' + nodename
|
|
execute_cdeploy(admin, rgw_install, path)
|
|
execute_cdeploy(admin, rgw_create, path)
|
|
log.info('All ceph-deploy cli tests passed')
|
|
try:
|
|
yield
|
|
finally:
|
|
log.info("cleaning up")
|
|
ctx.cluster.run(args=['sudo', 'stop', 'ceph-all', run.Raw('||'),
|
|
'sudo', 'service', 'ceph', 'stop', run.Raw('||'),
|
|
'sudo', 'systemctl', 'stop', 'ceph.target'],
|
|
check_status=False)
|
|
time.sleep(4)
|
|
for i in range(3):
|
|
umount_dev = "{d}1".format(d=devs[i])
|
|
r = remote.run(args=['sudo', 'umount', run.Raw(umount_dev)])
|
|
cmd = 'purge ' + nodename
|
|
execute_cdeploy(admin, cmd, path)
|
|
cmd = 'purgedata ' + nodename
|
|
execute_cdeploy(admin, cmd, path)
|
|
log.info("Removing temporary dir")
|
|
admin.run(
|
|
args=[
|
|
'rm',
|
|
run.Raw('-rf'),
|
|
run.Raw(conf_dir)],
|
|
check_status=False)
|
|
if config.get('rhbuild'):
|
|
admin.run(args=['sudo', 'yum', 'remove', 'ceph-deploy', '-y'])
|
|
|
|
|
|
@contextlib.contextmanager
|
|
def single_node_test(ctx, config):
|
|
"""
|
|
- ceph-deploy.single_node_test: null
|
|
|
|
#rhbuild testing
|
|
- ceph-deploy.single_node_test:
|
|
rhbuild: 1.2.3
|
|
|
|
"""
|
|
log.info("Testing ceph-deploy on single node")
|
|
if config is None:
|
|
config = {}
|
|
overrides = ctx.config.get('overrides', {})
|
|
teuthology.deep_merge(config, overrides.get('ceph-deploy', {}))
|
|
|
|
if config.get('rhbuild'):
|
|
log.info("RH Build, Skip Download")
|
|
with contextutil.nested(
|
|
lambda: cli_test(ctx=ctx, config=config),
|
|
):
|
|
yield
|
|
else:
|
|
with contextutil.nested(
|
|
lambda: install_fn.ship_utilities(ctx=ctx, config=None),
|
|
lambda: download_ceph_deploy(ctx=ctx, config=config),
|
|
lambda: cli_test(ctx=ctx, config=config),
|
|
):
|
|
yield
|
|
|
|
|
|
@contextlib.contextmanager
|
|
def task(ctx, config):
|
|
"""
|
|
Set up and tear down a Ceph cluster.
|
|
|
|
For example::
|
|
|
|
tasks:
|
|
- install:
|
|
extras: yes
|
|
- ssh_keys:
|
|
- ceph-deploy:
|
|
branch:
|
|
stable: bobtail
|
|
mon_initial_members: 1
|
|
only_mon: true
|
|
keep_running: true
|
|
|
|
tasks:
|
|
- install:
|
|
extras: yes
|
|
- ssh_keys:
|
|
- ceph-deploy:
|
|
branch:
|
|
dev: master
|
|
conf:
|
|
mon:
|
|
debug mon = 20
|
|
|
|
tasks:
|
|
- install:
|
|
extras: yes
|
|
- ssh_keys:
|
|
- ceph-deploy:
|
|
branch:
|
|
testing:
|
|
dmcrypt: yes
|
|
separate_journal_disk: yes
|
|
|
|
"""
|
|
if config is None:
|
|
config = {}
|
|
|
|
assert isinstance(config, dict), \
|
|
"task ceph-deploy only supports a dictionary for configuration"
|
|
|
|
overrides = ctx.config.get('overrides', {})
|
|
teuthology.deep_merge(config, overrides.get('ceph-deploy', {}))
|
|
|
|
if config.get('branch') is not None:
|
|
assert isinstance(
|
|
config['branch'], dict), 'branch must be a dictionary'
|
|
|
|
log.info('task ceph-deploy with config ' + str(config))
|
|
|
|
with contextutil.nested(
|
|
lambda: install_fn.ship_utilities(ctx=ctx, config=None),
|
|
lambda: download_ceph_deploy(ctx=ctx, config=config),
|
|
lambda: build_ceph_cluster(ctx=ctx, config=config),
|
|
):
|
|
yield
|