def mon_create(args):
cfg = conf.ceph.load(args)
if not args.mon:
args.mon = get_mon_initial_members(args, error_on_empty=True, _cfg=cfg)
if args.keyrings:
monitor_keyring = concatenate_keyrings(args)
else:
keyring_path = '{cluster}.mon.keyring'.format(cluster=args.cluster)
try:
monitor_keyring = files.read_file(keyring_path)
except IOError:
LOG.warning('keyring (%s) not found, creating a new one' %
keyring_path)
new_mon_keyring(args)
monitor_keyring = files.read_file(keyring_path)
LOG.debug(
'Deploying mon, cluster %s hosts %s',
args.cluster,
' '.join(args.mon),
)
errors = 0
for (name, host) in mon_hosts(args.mon):
try:
# TODO add_bootstrap_peer_hint
LOG.debug('detecting platform for host %s ...', name)
distro = hosts.get(host,
username=args.username,
callbacks=[packages.ceph_is_installed])
LOG.info('distro info: %s %s %s', distro.name, distro.release,
distro.codename)
rlogger = logging.getLogger(name)
# ensure remote hostname is good to go
hostname_is_compatible(distro.conn, rlogger, name)
rlogger.debug('deploying mon to %s', name)
distro.mon.create(distro, args, monitor_keyring)
# tell me the status of the deployed mon
time.sleep(2) # give some room to start
mon_status(distro.conn, rlogger, name, args)
catch_mon_errors(distro.conn, rlogger, name, cfg, args)
distro.conn.exit()
except RuntimeError as e:
LOG.error(e)
errors += 1
if errors:
raise exc.GenericError('Failed to create %d monitors' % errors)
def mon_create(args):
cfg = conf.ceph.load(args)
if not args.mon:
args.mon = get_mon_initial_members(args, error_on_empty=True, _cfg=cfg)
if args.keyrings:
monitor_keyring = concatenate_keyrings(args)
else:
keyring_path = '{cluster}.mon.keyring'.format(cluster=args.cluster)
try:
monitor_keyring = files.read_file(keyring_path)
except IOError:
LOG.warning('keyring (%s) not found, creating a new one' % keyring_path)
new_mon_keyring(args)
monitor_keyring = files.read_file(keyring_path)
LOG.debug(
'Deploying mon, cluster %s hosts %s',
args.cluster,
' '.join(args.mon),
)
errors = 0
for (name, host) in mon_hosts(args.mon):
try:
# TODO add_bootstrap_peer_hint
LOG.debug('detecting platform for host %s ...', name)
distro = hosts.get(
host,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info('distro info: %s %s %s', distro.name, distro.release, distro.codename)
rlogger = logging.getLogger(name)
# ensure remote hostname is good to go
hostname_is_compatible(distro.conn, rlogger, name)
rlogger.debug('deploying mon to %s', name)
distro.mon.create(distro, args, monitor_keyring)
# tell me the status of the deployed mon
time.sleep(2) # give some room to start
mon_status(distro.conn, rlogger, name, args)
catch_mon_errors(distro.conn, rlogger, name, cfg, args)
distro.conn.exit()
except RuntimeError as e:
LOG.error(e)
errors += 1
if errors:
raise exc.GenericError('Failed to create %d monitors' % errors)
def mon_create(args):
# 获取配置文件
cfg = conf.ceph.load(args)
if not args.mon:
# 参数没指定mon，调用get_mon_initial_members函数从配置文件获取mon_initial_members作为mon
args.mon = get_mon_initial_members(args, error_on_empty=True, _cfg=cfg)
if args.keyrings:
monitor_keyring = concatenate_keyrings(args)
else:
keyring_path = '{cluster}.mon.keyring'.format(cluster=args.cluster)
try:
# 获取ceph.mon.keyring文件信息
monitor_keyring = files.read_file(keyring_path)
except IOError:
LOG.warning('keyring (%s) not found, creating a new one' % keyring_path)
new_mon_keyring(args)
monitor_keyring = files.read_file(keyring_path)
LOG.debug(
'Deploying mon, cluster %s hosts %s',
args.cluster,
' '.join(args.mon),
)
errors = 0
# 循环mon
for (name, host) in mon_hosts(args.mon):
try:
# TODO add_bootstrap_peer_hint
LOG.debug('detecting platform for host %s ...', name)
# 获取操作系统版本信息，检查是否安装ceph包，如果需要修改代码支持其他操作系统，可以从hosts入手修改
distro = hosts.get(
host,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info('distro info: %s %s %s', distro.name, distro.release, distro.codename)
rlogger = logging.getLogger(name)
# ensure remote hostname is good to go
hostname_is_compatible(distro.conn, rlogger, name)
rlogger.debug('deploying mon to %s', name)
# 创建mon，调用hosts目录的相应操作系列目录，比如系统是centos，那就是hosts/centos下的mon模块
distro.mon.create(distro, args, monitor_keyring)
# tell me the status of the deployed mon
time.sleep(2) # give some room to start
# 检测mon的状态
mon_status(distro.conn, rlogger, name, args)
# 检测mon是否在monmap中存在，配置文件中是否配置public_addr、public_network等信息，写入logger warning
catch_mon_errors(distro.conn, rlogger, name, cfg, args)
distro.conn.exit()
except RuntimeError as e:
LOG.error(e)
errors += 1
if errors:
raise exc.GenericError('Failed to create %d monitors' % errors)
def mon_create(args):
cfg = conf.ceph.load(args)
if not args.mon:
args.mon = get_mon_initial_members(args, error_on_empty=True, _cfg=cfg)
if args.keyrings:
monitor_keyring = concatenate_keyrings(args)
else:
keyring_path = '/root/{cluster}.mon.keyring'.format(cluster=args.cluster)
try:
monitor_keyring = files.read_file(keyring_path)
except IOError:
LOG.warning('keyring (%s) not found, creating a new one' % keyring_path)
new_mon_keyring(args)
monitor_keyring = files.read_file(keyring_path)
LOG.debug(
'Deploying mon, cluster %s hosts %s',
args.cluster,
' '.join(args.mon),
)
errors = 0
mon_no = None
for (name, host) in mon_hosts(args.mon):
try:
# TODO add_bootstrap_peer_hint
LOG.debug('detecting platform for host %s ...', name)
distro = hosts.get(
host,
username=args.username,
callbacks=[packages.ceph_is_installed]
)
LOG.info('distro info: %s %s %s', distro.name, distro.release, distro.codename)
rlogger = logging.getLogger(name)
# ensure remote hostname is good to go
hostname_is_compatible(distro.conn, rlogger, name)
LOG.debug('write mon config to /etc/ceph.conf')
mon_ip = net.get_nonlocal_ip(name)
LOG.debug('get host ip : %s', mon_ip)
LOG.debug('Create:add mon to ceph.conf')
mon_no = add_mon_conf(name, mon_ip)
rlogger.debug('deploying mon to %s ,mon_index : %s', name, mon_no.split('.')[1])
distro.mon.create(distro, args, monitor_keyring, mon_no.split('.')[1])
# tell me the status of the deployed mon
time.sleep(5) # give some room to start
mon_status(distro.conn, rlogger, mon_no.split('.')[1], args)
catch_mon_errors(distro.conn, rlogger, name, mon_no.split('.')[1], cfg, args)
distro.conn.exit()
except RuntimeError as e:
del_conf(mon_no)
LOG.error(e)
errors += 1
if errors:
raise exc.GenericError('Failed to create %d monitors' % errors)
# cp clientkey for create osd
cmd = "cp /Ceph/Meta/Keyring/client.admin.keyring /root/"
(ret, out) = commands.getstatusoutput(cmd)
# start sync all monitors ceph.conf
conf_data = conf.ceph.load_raw(args)
errnos = 0
for (name, host) in mon_hosts(args.mon):
LOG.debug('sync configfile for host %s ...', name)
try:
distro = hosts.get(host, username=args.username)
distro.conn.remote_module.write_conf(
args.cluster,
conf_data,
args.overwrite_conf,
)
distro.conn.exit()
except RuntimeError as e:
LOG.error(e)
errnos += 1
if errnos:
raise exc.GenericError('Failed to sync configfile %d monitors' % errors)