def cluster_delete():
"""Delete a cluster
DELETE /cluster
{
id: xxx
col_name: active
}
:return: response obj
"""
logger.info("/cluster action=" + r.method)
request_debug(r, logger)
if not r.form["id"] or not r.form["col_name"]:
error_msg = "cluster operation post without enough data"
logger.warning(error_msg)
return make_fail_response(error=error_msg, data=r.form)
else:
logger.debug("cluster delete with id={0}, col_name={1}".format(
r.form["id"], r.form["col_name"]))
if r.form["col_name"] == "active":
result = cluster_handler.delete(id=r.form["id"])
else:
result = cluster_handler.delete_released(id=r.form["id"])
if result:
return make_ok_response()
else:
error_msg = "Failed to delete cluster {}".format(r.form["id"])
logger.warning(error_msg)
return make_fail_response(error=error_msg)
def cluster_delete():
"""Delete a cluster
DELETE /cluster
{
id: xxx
col_name: active
}
:return: response obj
"""
logger.info("/cluster action=" + r.method)
request_debug(r, logger)
if not r.form["id"] or not r.form["col_name"]:
error_msg = "cluster operation post without enough data"
logger.warning(error_msg)
return make_fail_response(error=error_msg, data=r.form)
else:
logger.debug("cluster delete with id={0}, col_name={1}".format(
r.form["id"], r.form["col_name"]))
if r.form["col_name"] == "active":
result = cluster_handler.delete(id=r.form["id"])
else:
result = cluster_handler.delete_released(id=r.form["id"])
if result:
return make_ok_response()
else:
error_msg = "Failed to delete cluster {}".format(r.form["id"])
logger.warning(error_msg)
return make_fail_response(error=error_msg)
def delete_cluster(cluster_id, status):
if status == "active":
result = cluster_handler.delete(id=cluster_id)
else:
result = cluster_handler.delete_released(id=cluster_id)
if result:
return True
def chain_check_health(chain_id, retries=3, period=5):
"""
Check the chain health.
:param chain_id: id of the chain
:param retries: how many retries before thinking not health
:param period: wait between two retries
:return:
"""
# if not cluster_handler.check_health(chain_id) \
# and c['user_id'] != SYS_UNHEALTHY:
# cluster_handler.release_cluster(c['id'], record=False)
chain = cluster_handler.get_by_id(chain_id)
if not chain:
logger.warning("Not find chain with id = {}".format(chain_id))
return
chain_user_id = chain.get("user_id")
chain_name = chain.get("name")
logger.debug("Chain {}/{}: checking health".format(chain_name, chain_id))
# we should never process in-processing chains unless deleting one
if chain_user_id.startswith(SYS_USER):
if chain_user_id.startswith(SYS_DELETER): # in system processing, TBD
for i in range(retries):
time.sleep(period)
if cluster_handler.get_by_id(chain_id).get("user_id") != \
chain_user_id:
return
logger.info("Delete in-deleting chain {}/{}".format(
chain_name, chain_id))
cluster_handler.delete(chain_id)
return
# free or used by user, then check its health
for i in range(retries):
if cluster_handler.refresh_health(chain_id): # chain is healthy
return
else:
time.sleep(period)
logger.warning("Chain {}/{} is unhealthy!".format(chain_name, chain_id))
# only reset free chains
if cluster_handler.get_by_id(chain_id).get("user_id") == "":
logger.info("Deleting free unhealthy chain {}/{}".format(
chain_name, chain_id))
# cluster_handler.delete(chain_id)
cluster_handler.reset_free_one(chain_id)
def delete_cluster(self, cluster_id, status):
if status == "active":
result = cluster_handler.delete(id=cluster_id)
else:
result = cluster_handler.delete_released(id=cluster_id)
if result:
return True
self.retry(exc=DeleteClusterException)
def chain_check_health(chain_id, retries=3, period=5):
"""
Check the chain health.
:param chain_id: id of the chain
:param retries: how many retries before thinking not health
:param period: wait between two retries
:return:
"""
chain = cluster_handler.get_by_id(chain_id)
if not chain:
logger.warning("Not find chain {}".format(chain_id))
return
chain_user_id = chain.get("user_id")
chain_name = chain.get("name")
logger.debug("Chain {}/{}: checking health".format(chain_name, chain_id))
# we should never process in-processing chains unless deleting one
if chain_user_id.startswith(SYS_USER):
if chain_user_id.startswith(SYS_DELETER): # in system processing, TBD
for i in range(retries):
time.sleep(period)
if cluster_handler.get_by_id(chain_id).get("user_id") != \
chain_user_id:
return
logger.info("Delete in-deleting chain {}/{}".format(
chain_name, chain_id))
cluster_handler.delete(chain_id)
return
logger.info("will refresh health")
# free or used by user, then check its health
for i in range(retries):
if cluster_handler.refresh_health(chain_id): # chain is healthy
return
else:
time.sleep(period)
logger.warning("Chain {}/{} is unhealthy!".format(chain_name, chain_id))
# only reset free chains
if cluster_handler.get_by_id(chain_id).get("user_id") == "":
logger.info("Resetting free unhealthy chain {}/{}".format(
chain_name, chain_id))
cluster_handler.reset_free_one(chain_id)
def cluster_delete():
"""Delete a cluster
DELETE /cluster
{
id: xxx
col_name: active
}
:return: response obj
"""
logger.info("/cluster action=" + r.method)
request_data = r.get_json(force=True, silent=True)
if r.form:
cluster_id = r.form["id"]
col_name = r.form["col_name"]
else:
cluster_id = request_data.get("id")
col_name = request_data.get("col_name")
request_debug(r, logger)
if not cluster_id or not col_name:
error_msg = "cluster operation post without enough data"
logger.warning(error_msg)
return make_fail_resp(error=error_msg, data=r.form)
else:
logger.debug("cluster delete with id={0}, col_name={1}".format(
cluster_id, col_name))
if col_name == "active":
result = cluster_handler.delete(id=cluster_id)
else:
result = cluster_handler.delete_released(id=cluster_id)
if result:
return make_ok_resp()
else:
error_msg = "Failed to delete cluster {}".format(cluster_id)
logger.warning(error_msg)
return make_fail_resp(error=error_msg)
def cluster_delete():
"""Delete a cluster
DELETE /cluster
{
id: xxx
col_name: active
}
:return: response obj
"""
logger.info("/cluster action=" + r.method)
request_data = r.get_json(force=True, silent=True)
if r.form:
cluster_id = r.form["id"]
col_name = r.form["col_name"]
else:
cluster_id = request_data.get("id")
col_name = request_data.get("col_name")
request_debug(r, logger)
if not cluster_id or not col_name:
error_msg = "cluster operation post without enough data"
logger.warning(error_msg)
return make_fail_resp(error=error_msg, data=r.form)
else:
logger.debug("cluster delete with id={0}, col_name={1}".format(
cluster_id, col_name))
if col_name == "active":
result = cluster_handler.delete(id=cluster_id)
else:
result = cluster_handler.delete_released(id=cluster_id)
if result:
return make_ok_resp()
else:
error_msg = "Failed to delete cluster {}".format(cluster_id)
logger.warning(error_msg)
return make_fail_resp(error=error_msg)
def cluster_api():
logger.info("/cluster action=" + r.method)
request_debug(r, logger)
if r.method == 'GET':
if not r.form["id"]:
logger.warn("cluster get without enough data")
response_fail["error"] = "cluster GET without enough data"
response_fail["data"] = r.form
return jsonify(response_fail), CODE_BAD_REQUEST
else:
logger.debug("id=" + r.form['id'])
result = cluster_handler.get_by_id(r.form['id'])
if result:
return jsonify(result), CODE_OK
else:
logger.warn("cluster not found with id=" + r.form['id'])
response_fail["data"] = r.form
return jsonify(response_fail), CODE_BAD_REQUEST
elif r.method == 'POST':
if not r.form["name"] or not r.form["host_id"] or not \
r.form["consensus_plugin"] or not r.form["size"]:
logger.warn("cluster post without enough data")
response_fail["error"] = "cluster POST without enough data"
response_fail["data"] = r.form
return jsonify(response_fail), CODE_BAD_REQUEST
else:
name, host_id, consensus_plugin, consensus_mode, size = \
r.form['name'], r.form['host_id'], r.form['consensus_plugin'],\
r.form['consensus_mode'] or CONSENSUS_MODES[0], int(r.form[
"size"])
if consensus_plugin not in CONSENSUS_PLUGINS:
logger.debug(
"Unknown consensus_plugin={}".format(consensus_plugin))
return jsonify(response_fail), CODE_BAD_REQUEST
if consensus_plugin != CONSENSUS_PLUGINS[0] and consensus_mode \
not in CONSENSUS_MODES:
logger.debug("Invalid consensus, plugin={}, mode={}".format(
consensus_plugin, consensus_mode))
return jsonify(response_fail), CODE_BAD_REQUEST
if size not in CLUSTER_SIZES:
logger.debug("Unknown cluster size={}".format(size))
return jsonify(response_fail), CODE_BAD_REQUEST
if cluster_handler.create(name=name,
host_id=host_id,
consensus_plugin=consensus_plugin,
consensus_mode=consensus_mode,
size=size):
logger.debug("cluster POST successfully")
return jsonify(response_ok), CODE_CREATED
else:
logger.debug("cluster creation failed")
response_fail["error"] = "Failed to create cluster {}".format(
name)
return jsonify(response_fail), CODE_BAD_REQUEST
elif r.method == 'DELETE':
if not r.form["id"] or not r.form["col_name"]:
logger.warn("cluster operation post without enough data")
response_fail["error"] = "cluster delete without enough data"
response_fail["data"] = r.form
return jsonify(response_fail), CODE_BAD_REQUEST
else:
logger.debug("cluster delete with id={0}, col_name={1}".format(
r.form["id"], r.form["col_name"]))
if r.form["col_name"] == "active":
result = cluster_handler.delete(id=r.form["id"])
else:
result = cluster_handler.delete_released(id=r.form["id"])
if result:
return jsonify(response_ok), CODE_OK
else:
logger.debug("cluster deletion failed")
response_fail["error"] = "Failed to delete cluster {}".format(
r.form["id"])
return jsonify(response_fail), CODE_BAD_REQUEST
else:
response_fail["error"] = "unknown operation method"
response_fail["data"] = r.form
return jsonify(response_fail), CODE_BAD_REQUEST
