def handle_create_erasure_profile(request, service):
"""Create an erasure profile.
:param request: dict of request operations and params
:param service: The ceph client to run the command under.
:returns: dict. exit-code and reason if not 0
"""
# "local" | "shec" or it defaults to "jerasure"
erasure_type = request.get('erasure-type')
# "host" | "rack" or it defaults to "host" # Any valid Ceph bucket
failure_domain = request.get('failure-domain')
name = request.get('name')
# Binary Distribution Matrix (BDM) parameters
bdm_k = request.get('k')
bdm_m = request.get('m')
bdm_l = request.get('l')
if failure_domain not in CEPH_BUCKET_TYPES:
msg = "failure-domain must be one of {}".format(CEPH_BUCKET_TYPES)
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
create_erasure_profile(service=service,
erasure_plugin_name=erasure_type,
profile_name=name,
failure_domain=failure_domain,
data_chunks=bdm_k,
coding_chunks=bdm_m,
locality=bdm_l)
def handle_create_erasure_profile(request, service):
"""Create an erasure profile.
:param request: dict of request operations and params
:param service: The ceph client to run the command under.
:returns: dict. exit-code and reason if not 0
"""
# "isa" | "lrc" | "shec" | "clay" or it defaults to "jerasure"
erasure_type = request.get('erasure-type')
# dependent on erasure coding type
erasure_technique = request.get('erasure-technique')
# "host" | "rack" | ...
failure_domain = request.get('failure-domain')
name = request.get('name')
# Binary Distribution Matrix (BDM) parameters
bdm_k = request.get('k')
bdm_m = request.get('m')
# LRC parameters
bdm_l = request.get('l')
crush_locality = request.get('crush-locality')
# SHEC parameters
bdm_c = request.get('c')
# CLAY parameters
bdm_d = request.get('d')
scalar_mds = request.get('scalar-mds')
# Device Class
device_class = request.get('device-class')
if failure_domain and failure_domain not in CEPH_BUCKET_TYPES:
msg = "failure-domain must be one of {}".format(CEPH_BUCKET_TYPES)
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
create_erasure_profile(service=service,
erasure_plugin_name=erasure_type,
profile_name=name,
failure_domain=failure_domain,
data_chunks=bdm_k,
coding_chunks=bdm_m,
locality=bdm_l,
durability_estimator=bdm_d,
helper_chunks=bdm_c,
scalar_mds=scalar_mds,
crush_locality=crush_locality,
device_class=device_class,
erasure_plugin_technique=erasure_technique)
return {'exit-code': 0}
def handle_create_erasure_profile(request, service):
# "local" | "shec" or it defaults to "jerasure"
erasure_type = request.get('erasure-type')
# "host" | "rack" or it defaults to "host" # Any valid Ceph bucket
failure_domain = request.get('failure-domain')
name = request.get('name')
k = request.get('k')
m = request.get('m')
l = request.get('l')
if failure_domain not in CEPH_BUCKET_TYPES:
msg = "failure-domain must be one of {}".format(CEPH_BUCKET_TYPES)
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
create_erasure_profile(service=service, erasure_plugin_name=erasure_type,
profile_name=name, failure_domain=failure_domain,
data_chunks=k, coding_chunks=m, locality=l)
def handle_create_erasure_profile(request, service):
# "local" | "shec" or it defaults to "jerasure"
erasure_type = request.get('erasure-type')
# "host" | "rack" or it defaults to "host" # Any valid Ceph bucket
failure_domain = request.get('failure-domain')
name = request.get('name')
k = request.get('k')
m = request.get('m')
l = request.get('l')
if failure_domain not in CEPH_BUCKET_TYPES:
msg = "failure-domain must be one of {}".format(CEPH_BUCKET_TYPES)
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
create_erasure_profile(service=service,
erasure_plugin_name=erasure_type,
profile_name=name,
failure_domain=failure_domain,
data_chunks=k,
coding_chunks=m,
locality=l)
def handle_create_erasure_profile(request, service):
"""Create an erasure profile.
:param request: dict of request operations and params
:param service: The ceph client to run the command under.
:returns: dict. exit-code and reason if not 0
"""
# "local" | "shec" or it defaults to "jerasure"
erasure_type = request.get('erasure-type')
# "host" | "rack" or it defaults to "host" # Any valid Ceph bucket
failure_domain = request.get('failure-domain')
name = request.get('name')
k = request.get('k')
m = request.get('m')
l = request.get('l')
if failure_domain not in CEPH_BUCKET_TYPES:
msg = "failure-domain must be one of {}".format(CEPH_BUCKET_TYPES)
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
create_erasure_profile(service=service, erasure_plugin_name=erasure_type,
profile_name=name, failure_domain=failure_domain,
data_chunks=k, coding_chunks=m, locality=l)
def make_erasure_profile():
name = action_get("name")
plugin = action_get("plugin")
failure_domain = action_get("failure-domain")
# jerasure requires k+m
# isa requires k+m
# local requires k+m+l
# shec requires k+m+c
if plugin == "jerasure":
k = action_get("data-chunks")
m = action_get("coding-chunks")
try:
create_erasure_profile(service='admin',
erasure_plugin_name=plugin,
profile_name=name,
data_chunks=k,
coding_chunks=m,
failure_domain=failure_domain)
except CalledProcessError as e:
log(e)
action_fail("Create erasure profile failed with "
"message: {}".format(e.message))
elif plugin == "isa":
k = action_get("data-chunks")
m = action_get("coding-chunks")
try:
create_erasure_profile(service='admin',
erasure_plugin_name=plugin,
profile_name=name,
data_chunks=k,
coding_chunks=m,
failure_domain=failure_domain)
except CalledProcessError as e:
log(e)
action_fail("Create erasure profile failed with "
"message: {}".format(e.message))
elif plugin == "local":
k = action_get("data-chunks")
m = action_get("coding-chunks")
l = action_get("locality-chunks")
try:
create_erasure_profile(service='admin',
erasure_plugin_name=plugin,
profile_name=name,
data_chunks=k,
coding_chunks=m,
locality=l,
failure_domain=failure_domain)
except CalledProcessError as e:
log(e)
action_fail("Create erasure profile failed with "
"message: {}".format(e.message))
elif plugin == "shec":
k = action_get("data-chunks")
m = action_get("coding-chunks")
c = action_get("durability-estimator")
try:
create_erasure_profile(service='admin',
erasure_plugin_name=plugin,
profile_name=name,
data_chunks=k,
coding_chunks=m,
durability_estimator=c,
failure_domain=failure_domain)
except CalledProcessError as e:
log(e)
action_fail("Create erasure profile failed with "
"message: {}".format(e.message))
else:
# Unknown erasure plugin
action_fail("Unknown erasure-plugin type of {}. "
"Only jerasure, isa, local or shec is "
"allowed".format(plugin))
def make_erasure_profile():
name = action_get("name")
plugin = action_get("plugin")
failure_domain = action_get("failure-domain")
device_class = action_get("device-class")
k = action_get("data-chunks")
m = action_get("coding-chunks")
# jerasure requires k+m
# isa requires k+m
# local requires k+m+l
# shec requires k+m+c
if plugin == "jerasure":
try:
create_erasure_profile(service='admin',
erasure_plugin_name=plugin,
profile_name=name,
data_chunks=k,
coding_chunks=m,
failure_domain=failure_domain,
device_class=device_class)
except CalledProcessError as e:
log(e)
action_fail("Create erasure profile failed with "
"message: {}".format(str(e)))
elif plugin == "isa":
try:
create_erasure_profile(service='admin',
erasure_plugin_name=plugin,
profile_name=name,
data_chunks=k,
coding_chunks=m,
failure_domain=failure_domain,
device_class=device_class)
except CalledProcessError as e:
log(e)
action_fail("Create erasure profile failed with "
"message: {}".format(str(e)))
elif plugin == "lrc":
locality_chunks = action_get("locality-chunks")
crush_locality = action_get('crush-locality')
try:
create_erasure_profile(service='admin',
erasure_plugin_name=plugin,
profile_name=name,
data_chunks=k,
coding_chunks=m,
locality=locality_chunks,
crush_locality=crush_locality,
failure_domain=failure_domain,
device_class=device_class)
except CalledProcessError as e:
log(e)
action_fail("Create erasure profile failed with "
"message: {}".format(str(e)))
elif plugin == "shec":
c = action_get("durability-estimator")
try:
create_erasure_profile(service='admin',
erasure_plugin_name=plugin,
profile_name=name,
data_chunks=k,
coding_chunks=m,
durability_estimator=c,
failure_domain=failure_domain,
device_class=device_class)
except CalledProcessError as e:
log(e)
action_fail("Create erasure profile failed with "
"message: {}".format(str(e)))
elif plugin == "clay":
d = action_get("helper-chunks")
scalar_mds = action_get('scalar-mds')
try:
create_erasure_profile(service='admin',
erasure_plugin_name=plugin,
profile_name=name,
data_chunks=k,
coding_chunks=m,
helper_chunks=d,
scalar_mds=scalar_mds,
failure_domain=failure_domain,
device_class=device_class)
except CalledProcessError as e:
log(e)
action_fail("Create erasure profile failed with "
"message: {}".format(str(e)))
else:
# Unknown erasure plugin
action_fail("Unknown erasure-plugin type of {}. "
"Only jerasure, isa, lrc, shec or clay is "
"allowed".format(plugin))