def setup_vol(volname='', dist='', rep='', dispd='', red='', stripe='', \
trans='', servers=''):
"""
Setup a gluster volume for testing.
It first formats the back-end bricks and then creates a
trusted storage pool by doing peer probe. And then it creates
a volume of specified configuration.
When the volume is created, it sets a global flag to indicate
that the volume is created. If another testcase calls this
function for the second time with same volume name, the function
checks for the flag and if found, will return True.
Returns True on success and False for failure.
"""
if servers == '':
servers = tc.nodes
volinfo = get_volume_info(server=servers[0])
if volinfo is not None and volname in volinfo.keys():
tc.logger.debug("volume %s already exists in %s. Returning..." \
% (volname, servers[0]))
return True
ret = env_setup_servers(servers=servers)
if not ret:
tc.logger.error("Formatting backend bricks failed. Aborting...")
return False
ret = start_glusterd(servers)
if not ret:
tc.logger.error("glusterd did not start in at least one server")
return False
time.sleep(5)
ret = peer_probe(servers[0], servers[1:])
if not ret:
tc.logger.error("Unable to peer probe one or more machines")
return False
if rep != 1 and dispd != 1:
tc.logger.warning("Both replica count and disperse count is specified")
tc.logger.warning("Ignoring the disperse and using the replica count")
dispd = 1
red = 1
ret = create_volume(volname, dist, rep, stripe, trans, servers, \
dispd=dispd, red=red)
if ret[0] != 0:
tc.logger.error("Unable to create volume %s" % volname)
return False
time.sleep(2)
ret = start_volume(volname, servers[0])
if not ret:
tc.logger.error("volume start %s failed" % volname)
return False
tc.global_flag[volname] = True
return True
def setup_geo_rep_session(setup=""):
"""
Does initial setup and creates a geo-rep session and updates a global
variable upon success. Other testcases, can skip the setup part if the
global variable is set
If the 'setup' is not set, a geo-rep session setup between master
cluster and slave cluster
If the 'setup' is set to 'fanout', the session is setup between master
cluster and slave clusters
If the 'setup' is set to 'cascaded' then a cascaded geo-rep session
is setup between master to intermediate master(s) to slave cluster
"""
mastervol = tc.config_data["MASTERVOL"]
mnode = tc.gm_nodes[0]
dist = tc.config_data["DIST_COUNT"]
rep = tc.config_data["REP_COUNT"]
stripe = tc.config_data["STRIPE"]
trans = tc.config_data["TRANS_TYPE"]
guser = tc.config_data["GEO_USER"]
mountbroker = ""
rc = True
try:
if tc.global_flag["setup_fs_done"]:
tc.logger.debug("bricks are already formatted. Skipping setup_fs")
except KeyError:
tc.logger.debug("The bricks are not formatted yet. Execute setup_fs")
tc.global_flag["setup_fs_done"] = False
if not tc.global_flag["setup_fs_done"]:
ret = env_setup_servers()
if not ret:
tc.logger.error("env_setup_servers failed. Aborting tests...")
return False
ret = start_glusterd()
if not ret:
tc.logger.error("Unable to start glusterd. Exiting")
return False
ret = peer_probe(mnode, tc.gm_nodes[1:])
if not ret:
tc.logger.error("peer probe failed in master cluster")
return False
ret = create_volume(mastervol, dist, rep, stripe, trans, servers=tc.gm_nodes)
if 0 != ret[0]:
tc.logger.error("Unable to create geo-rep master volume. " "Please check the gluster logs")
return False
ret = start_volume(mastervol, mnode)
if not ret:
tc.logger.error("volume start master volume failed")
return False
if setup == "":
slavevol = tc.config_data["SLAVEVOL"]
snode = tc.gs_nodes[0]
ret = peer_probe(snode, tc.gs_nodes[1:])
if not ret:
tc.logger.error("peer probe failed in slave cluster")
return False
ret = create_volume(slavevol, dist, rep, stripe, trans, servers=tc.gs_nodes)
if ret[0] != 0:
tc.logger.error("Unable to create the slave volume")
return False
ret = start_volume(slavevol, snode)
if not ret:
tc.logger.error("volume start failed in slave cluster")
return False
if tc.config_data["MOUNTBROKER"] == "True":
mountbroker = "%s@" % guser
ret = setup_geo_rep_mountbroker()
if not ret:
tc.logger.error("mountbroker setup failed. Aborting...")
return False
tc.run(mnode, "gluster system execute gsec_create")
ret = create_geo_passwordless_ssh(mnode, snode, guser)
if not ret:
return False
ret = tc.run(
mnode,
"gluster volume geo-replication %s %s%s::%s create push-pem" % (mastervol, mountbroker, snode, slavevol),
)
if ret[0] != 0:
rc = False
if tc.config_data["MOUNTBROKER"] == "True":
ret = tc.run(
snode, "/usr/libexec/glusterfs/set_geo_rep_pem_keys.sh %s %s %s" % (guser, mastervol, slavevol)
)
if ret[0] != 0:
tc.logger.error("Couldn't set pem keys in slave")
rc = False
if tc.config_data["USE_META_VOL"] == "True":
ret = geo_rep_setup_metavolume(mastervol, slavevol, snode)
if not ret:
tc.logger.error("Unable to setup meta-volume for geo-rep")
rc = False
syn_mode = tc.config_data["GEO_SYNC_MODE"]
ret = set_sync_mode(mastervol, slavevol, syn_mode)
if not ret:
tc.logger.error("Unable to set the sync mode to %s" % sync_mode)
rc = False
ret = tc.run(
mnode,
"gluster volume geo-replication %s %s%s::%s \
start"
% (mastervol, mountbroker, snode, slavevol),
)
if ret[0] != 0:
rc = False
ret = tc.run(
mnode,
"gluster volum geo-replication %s %s%s::%s \
status"
% (mastervol, mountbroker, snode, slavevol),
)
if ret[0] != 0 or re.search(r"faulty", ret[1] + ret[2]):
tc.logger.error("geo-rep status faulty. Please check the logs")
rc = False
time.sleep(60)
ret = tc.run(
mnode,
"gluster volum geo-replication %s %s%s::%s \
status"
% (mastervol, mountbroker, snode, slavevol),
)
if ret[0] != 0 or re.search(r"faulty", ret[1] + ret[2]):
tc.logger.error("geo-rep session faulty after 60 seconds")
rc = False
tc.geo_rep_setup = True
elif setup == "fanout":
# The support for fan-out and cascaded will be added in future
pass
elif setup == "cascaded":
# The support for fan-out and cascaded will be added future
pass
else:
tc.logger.error("The setup %s is not supported" % setup)
return False
return rc
def setup_vol(volname='', dist='', rep='', dispd='', red='', stripe='', \
trans='', servers=''):
"""
Setup a gluster volume for testing.
It first formats the back-end bricks and then creates a
trusted storage pool by doing peer probe. And then it creates
a volume of specified configuration.
When the volume is created, it sets a global flag to indicate
that the volume is created. If another testcase calls this
function for the second time with same volume name, the function
checks for the flag and if found, will return True.
Returns True on success and False for failure.
"""
if volname == '':
volname = tc.config_data['VOLNAME']
if dist == '':
dist = tc.config_data['DIST_COUNT']
if rep == '':
rep = tc.config_data['REP_COUNT']
if dispd == '':
dispd = tc.config_data['DISPERSE']
if red == '':
red = tc.config_data['REDUNDANCY']
if stripe == '':
stripe = tc.config_data['STRIPE']
if trans == '':
trans = tc.config_data['TRANS_TYPE']
if servers == '':
servers = tc.nodes
volinfo = get_volume_info(server=servers[0])
if volinfo is not None and volname in volinfo.keys():
tc.logger.debug("volume %s already exists in %s. Returning..." \
% (volname, servers[0]))
return True
ret = env_setup_servers(servers=servers)
if not ret:
tc.logger.error("Formatting backend bricks failed. Aborting...")
return False
ret = start_glusterd(servers)
if not ret:
tc.logger.error("glusterd did not start in at least one server")
return False
ret = peer_probe(servers[0], servers[1:])
if not ret:
tc.logger.error("Unable to peer probe one or more machines")
return False
if rep != 1 and dispd != 1:
tc.logger.warning("Both replica count and disperse count is specified")
tc.logger.warning("Ignoring the disperse and using the replica count")
dispd = 1
red = 1
ret = create_volume(volname, dist, rep, stripe, trans, servers, \
dispd=dispd, red=red)
if ret[0] != 0:
tc.logger.error("Unable to create volume %s" % volname)
return False
time.sleep(2)
ret = start_volume(volname, servers[0])
if not ret:
tc.logger.error("volume start %s failed" % volname)
return False
if tc.config_data['ENABLE_QUOTA'] == 'True':
ret0 = enable_quota(volname, servers[0])
ret1 = set_quota_limit(volname, server=servers[0])
if ret0[0] != 0 or ret1[0] != 0:
tc.logger.error("Quota setup failed")
return False
if tc.config_data['ENABLE_USS'] == 'True':
ret = tc.run(servers[0], "gluster volume set %s features.uss enable" \
% volname)
if ret[0] != 0:
tc.logger.error("Unable to enable USS for volume %s" % volname)
return False
tc.global_flag[volname] = True
return True