def create_peer(param):
#没有错误返回，如果增加错误返回可以添加新的事件
#检查主机，是否包含gluster cluster信息
gluster_ip = param.get('gluster_ip')
operation.gluster.volume_clr.clear_peer_cfgs()
flag,sysid = operation.gluster.volume_ifo.getsysid()
if flag:
operation.gluster.peer_db.insert_peer(sysid,gluster_ip)
target_ip = param.get('target_ip')
if target_ip and target_ip != 'None':
(flag, psh) = vmd_utils.get_rpcConnection(target_ip)
if not flag:
return False,psh
flag,msg = psh.do_probe_peer(gluster_ip)
if not flag:
return False,msg
cmd = "echo '%s' > /var/lib/glusterd/glfs_ip" % (gluster_ip)
os.system(cmd)
return True,''
def check_glfs_ip(hostip,glusterip,dcuuid):
# 在vcenter端执行
dcobj = db_get('datacenters',{'uuid':dcuuid})
if not dcobj:
return True,''
hobjs = db_values('hosts',{'datacenter_id':dcobj['id']})
if not hobjs:
return True,''
try:
(flag, psh) = vmd_utils.get_rpcConnection(hostip)
if not flag:
return False,'vserver rpc failed'
(netmask) = psh.do_web_get_netmask({"host_ip":glusterip})
if not netmask:
return False,'get glusterip netmask failed'
except:
return False,'get glusterip netmask failed'
for hobj in hobjs:
if hobj['host_ip'] == hostip:
continue
pobj = db_get('glusterpeer',{'host_id':hobj['id']})
if not pobj:
continue
glusterip1 = pobj['glusterip']
netmask1 = operation.vcluster.cluster_db_op.get_netmask_by_ip(glusterip1)
if netmask1:
if get_ip_seg(glusterip1, netmask1) != get_ip_seg(glusterip, netmask):
return False,'glusterfs network segment error'
return True,''
def get_available_peer_target_ip(dcuuid,host_ip,vc_uuid=None,vc_ip=None):
#只在vcneter端执行
module_object = dbmodule.db_module_interface.DbMessageObject(db_name='hosts')
if vc_ip:
module_object.ip_d = vc_ip
module_object.message['field1'] = {'datacenter':{'db_name':'datacenters','field':{'uuid':dcuuid}}}
flag,msg = module_object.select_by_fkey()
if not flag:
return False,''
if not msg:
return True,''
for x in msg:
if x['host_ip'] == host_ip:
continue
target_ip = x['host_ip']
(flag, psh) = vmd_utils.get_rpcConnection(target_ip)
if not flag:
continue
output = system.network.sent_rpc.sent_rpc_getret(psh, "do_web_get_vserver_baseinfo")
if ("flag" not in output) or (not output["flag"]):
continue
if "yes" == output["param"]["vCenter"]:
return True,target_ip
return False,''
def detach_peer(target_ip,host_ip):
try:
(flag, psh) = vmd_utils.get_rpcConnection(target_ip)
if not flag:
return False,psh
flag,msg = psh.do_detach_peer(host_ip)
if not flag:
return False,msg
except:
syslog.syslog(syslog.LOG_ERR,'detach_peer '+str(traceback.format_exc()))
return True,''
def gluster_reset_rbstate(volume_descs):
# 是否只重启一个机器的服务就可以？？
_, states = operation.gluster.peer_cmd.get_peer_states()
_, states = operation.gluster.peer_db.convert_to_target_states(states)
for target_ip, conn_state, peer_state in states:
if conn_state == "Connected" and peer_state == "Peer in Cluster":
try:
(flag, psh) = vmd_utils.get_rpcConnection(target_ip)
if not flag:
continue
psh.do_stop_gluster()
except:
syslog.syslog(syslog.LOG_ERR, "glsuter rpc " + str(traceback.format_exc()))
return False, "rpc stop %s gluster service failed" % (target_ip)
operation.gluster.volume_sys.do_stop_gluster()
try:
do_clear_rbstate(volume_descs)
except:
syslog.syslog(syslog.LOG_ERR, "cleare rbstate: " + str(traceback.format_exc()))
operation.gluster.volume_sys.do_restart_gluster()
for target_ip, conn_state, peer_state in states:
if conn_state == "Connected" and peer_state == "Peer in Cluster":
try:
(flag, psh) = vmd_utils.get_rpcConnection(target_ip)
if not flag:
continue
psh.do_clear_rbstate(volume_descs)
except:
syslog.syslog(syslog.LOG_ERR, "glsuter rpc " + str(traceback.format_exc()))
finally:
psh.do_restart_gluster()
return True, ""
def delete_brick_attr(bricks, delete=False):
for brick in bricks:
try:
target_ip = brick["target_ip"]
storage_path = brick["storage_path"]
(flag, psh) = vmd_utils.get_rpcConnection(target_ip)
if not flag:
continue
psh.do_clear_path_attr(storage_path, delete)
except:
syslog.syslog(syslog.LOG_ERR, "gluster clear path attr failed: " + str(target_ip) + " " + storage_path)
syslog.syslog(syslog.LOG_ERR, "gluster clear path attr failed: " + str(traceback.format_exc()))
return True, ""
def gluster_replace_brick(volume_desc,brick_info,new_brick):
host_ip = system.network.dns_service_op.get_localhost_ip()
operation.gluster.volume_sys.do_stop_gluster()
flag = True
try:
if host_ip == brick_info['peer_ip']:
operation.gluster.volume_clr.do_clear_brick(volume_desc,brick_info['peer_ip'],brick_info['storage_path'])
else:
#target_ip = brick_info['peer_ip']
target_ip = brick_info['target_ip']
(flag, psh) = vmd_utils.get_rpcConnection(target_ip)
if flag:
psh.do_clear_brick(volume_desc,brick_info['peer_ip'],brick_info['storage_path'])
except:
syslog.syslog(syslog.LOG_ERR,'gluster replace brick '+str(traceback.format_exc()))
try:
do_gluster_replace_brick(volume_desc,brick_info['peer_ip'],brick_info['storage_path'],new_brick['peer_ip'],new_brick['storage_path'])
new_dir = '%s/glusterfs_storage' % (new_brick['storage_path'])
cmd = "(vol=%s; brick=%s; setfattr -n trusted.glusterfs.volume-id -v 0x$(grep volume-id \
/var/lib/glusterd/vols/$vol/info | cut -d= -f2 | sed 's/-//g') $brick) " % (volume_desc,new_dir)
os.system(cmd)
# rb_dst_brick.vol
operation.gluster.volume_cfg.rewrite_rb_dst_brick(volume_desc,new_brick)
except:
syslog.syslog(syslog.LOG_ERR,'gluster replace brick '+str(traceback.format_exc()))
flag = False
operation.gluster.volume_sys.do_restart_gluster()
if not flag:
return False,'gluster replace brick failed,check the messages log'
return True,''