def make_cache_tier():
backer_pool = action_get("backer-pool")
cache_pool = action_get("cache-pool")
cache_mode = action_get("cache-mode")
# Pre flight checks
if not pool_exists('admin', backer_pool):
log("Please create {} pool before calling create-cache-tier".format(
backer_pool))
action_fail("create-cache-tier failed. Backer pool {} must exist "
"before calling this".format(backer_pool))
if not pool_exists('admin', cache_pool):
log("Please create {} pool before calling create-cache-tier".format(
cache_pool))
action_fail("create-cache-tier failed. Cache pool {} must exist "
"before calling this".format(cache_pool))
pool = Pool(service='admin', name=backer_pool)
try:
pool.add_cache_tier(cache_pool=cache_pool, mode=cache_mode)
except CalledProcessError as err:
log("Add cache tier failed with message: {}".format(err.message))
action_fail("create-cache-tier failed. Add cache tier failed with "
"message: {}".format(err.message))
def make_cache_tier():
backer_pool = action_get("backer-pool")
cache_pool = action_get("cache-pool")
cache_mode = action_get("cache-mode")
# Pre flight checks
if not pool_exists('admin', backer_pool):
log("Please create {} pool before calling create-cache-tier".format(
backer_pool))
action_fail("create-cache-tier failed. Backer pool {} must exist "
"before calling this".format(backer_pool))
if not pool_exists('admin', cache_pool):
log("Please create {} pool before calling create-cache-tier".format(
cache_pool))
action_fail("create-cache-tier failed. Cache pool {} must exist "
"before calling this".format(cache_pool))
pool = Pool(service='admin', name=backer_pool)
try:
pool.add_cache_tier(cache_pool=cache_pool, mode=cache_mode)
except CalledProcessError as err:
log("Add cache tier failed with message: {}".format(
err.message))
action_fail("create-cache-tier failed. Add cache tier failed with "
"message: {}".format(err.message))
def handle_create_cache_tier(request, service):
"""Create a cache tier on a cold pool. Modes supported are
"writeback" and "readonly".
: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
"""
# mode = "writeback" | "readonly"
storage_pool = request.get('cold-pool')
cache_pool = request.get('hot-pool')
cache_mode = request.get('mode')
if cache_mode is None:
cache_mode = "writeback"
# cache and storage pool must exist first
if not pool_exists(service=service, name=storage_pool) or not pool_exists(
service=service, name=cache_pool):
msg = ("cold-pool: {} and hot-pool: {} must exist. Please create "
"them first".format(storage_pool, cache_pool))
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
p = Pool(service=service, name=storage_pool)
p.add_cache_tier(cache_pool=cache_pool, mode=cache_mode)
def delete_cache_tier():
backer_pool = action_get("backer-pool")
cache_pool = action_get("cache-pool")
# Pre flight checks
if not pool_exists('admin', backer_pool):
log("Backer pool {} must exist before calling this".format(
backer_pool))
action_fail("remove-cache-tier failed. Backer pool {} must exist "
"before calling this".format(backer_pool))
if not pool_exists('admin', cache_pool):
log("Cache pool {} must exist before calling this".format(
cache_pool))
action_fail("remove-cache-tier failed. Cache pool {} must exist "
"before calling this".format(cache_pool))
pool = Pool(service='admin', name=backer_pool)
try:
pool.remove_cache_tier(cache_pool=cache_pool)
except CalledProcessError as err:
log("Removing the cache tier failed with message: {}".format(
err.message))
action_fail("remove-cache-tier failed. Removing the cache tier failed "
"with message: {}".format(err.message))
def handle_create_cache_tier(request, service):
"""Create a cache tier on a cold pool. Modes supported are
"writeback" and "readonly".
: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
"""
# mode = "writeback" | "readonly"
storage_pool = request.get('cold-pool')
cache_pool = request.get('hot-pool')
cache_mode = request.get('mode')
if cache_mode is None:
cache_mode = "writeback"
# cache and storage pool must exist first
if not pool_exists(service=service, name=storage_pool) or not pool_exists(
service=service, name=cache_pool):
msg = ("cold-pool: {} and hot-pool: {} must exist. Please create "
"them first".format(storage_pool, cache_pool))
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
p = Pool(service=service, name=storage_pool)
p.add_cache_tier(cache_pool=cache_pool, mode=cache_mode)
def handle_remove_cache_tier(request, service):
storage_pool = request.get('cold-pool')
cache_pool = request.get('hot-pool')
# cache and storage pool must exist first
if not pool_exists(service=service, name=storage_pool) or not pool_exists(
service=service, name=cache_pool):
msg = ("cold-pool: {} or hot-pool: {} doesn't exist. Not "
"deleting cache tier".format(storage_pool, cache_pool))
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
pool = Pool(name=storage_pool, service=service)
pool.remove_cache_tier(cache_pool=cache_pool)
def handle_remove_cache_tier(request, service):
storage_pool = request.get('cold-pool')
cache_pool = request.get('hot-pool')
# cache and storage pool must exist first
if not pool_exists(service=service, name=storage_pool) or not pool_exists(
service=service, name=cache_pool):
msg = ("cold-pool: {} or hot-pool: {} doesn't exist. Not "
"deleting cache tier".format(storage_pool, cache_pool))
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
pool = Pool(name=storage_pool, service=service)
pool.remove_cache_tier(cache_pool=cache_pool)
def handle_create_cache_tier(request, service):
# mode = "writeback" | "readonly"
storage_pool = request.get('cold-pool')
cache_pool = request.get('hot-pool')
cache_mode = request.get('mode')
if cache_mode is None:
cache_mode = "writeback"
# cache and storage pool must exist first
if not pool_exists(service=service, name=storage_pool) or not pool_exists(
service=service, name=cache_pool):
msg = "cold-pool: {} and hot-pool: {} must exist. Please create " \
"them first".format(storage_pool, cache_pool)
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
p = Pool(service=service, name=storage_pool)
p.add_cache_tier(cache_pool=cache_pool, mode=cache_mode)
def handle_create_cache_tier(request, service):
# mode = "writeback" | "readonly"
storage_pool = request.get('cold-pool')
cache_pool = request.get('hot-pool')
cache_mode = request.get('mode')
if cache_mode is None:
cache_mode = "writeback"
# cache and storage pool must exist first
if not pool_exists(service=service, name=storage_pool) or not pool_exists(
service=service, name=cache_pool):
msg = "cold-pool: {} and hot-pool: {} must exist. Please create " \
"them first".format(storage_pool, cache_pool)
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
p = Pool(service=service, name=storage_pool)
p.add_cache_tier(cache_pool=cache_pool, mode=cache_mode)
def handle_remove_cache_tier(request, service):
"""Remove a cache tier from the cold pool.
: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
"""
storage_pool = request.get('cold-pool')
cache_pool = request.get('hot-pool')
# cache and storage pool must exist first
if not pool_exists(service=service, name=storage_pool) or not pool_exists(
service=service, name=cache_pool):
msg = ("cold-pool: {} or hot-pool: {} doesn't exist. Not "
"deleting cache tier".format(storage_pool, cache_pool))
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
pool = Pool(name=storage_pool, service=service)
pool.remove_cache_tier(cache_pool=cache_pool)
def handle_remove_cache_tier(request, service):
"""Remove a cache tier from the cold pool.
: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
"""
storage_pool = request.get('cold-pool')
cache_pool = request.get('hot-pool')
# cache and storage pool must exist first
if not pool_exists(service=service, name=storage_pool) or not pool_exists(
service=service, name=cache_pool):
msg = ("cold-pool: {} or hot-pool: {} doesn't exist. Not "
"deleting cache tier".format(storage_pool, cache_pool))
log(msg, level=ERROR)
return {'exit-code': 1, 'stderr': msg}
pool = Pool(name=storage_pool, service=service)
pool.remove_cache_tier(cache_pool=cache_pool)
def delete_cache_tier():
backer_pool = action_get("backer-pool")
cache_pool = action_get("cache-pool")
# Pre flight checks
if not pool_exists('admin', backer_pool):
log("Backer pool {} must exist before calling this".format(
backer_pool))
action_fail("remove-cache-tier failed. Backer pool {} must exist "
"before calling this".format(backer_pool))
if not pool_exists('admin', cache_pool):
log("Cache pool {} must exist before calling this".format(cache_pool))
action_fail("remove-cache-tier failed. Cache pool {} must exist "
"before calling this".format(cache_pool))
pool = Pool(service='admin', name=backer_pool)
try:
pool.remove_cache_tier(cache_pool=cache_pool)
except CalledProcessError as err:
log("Removing the cache tier failed with message: {}".format(str(err)))
action_fail("remove-cache-tier failed. Removing the cache tier failed "
"with message: {}".format(str(err)))
