def main():
# Clean
logger.info("Clean memcached before init")
memcached_host, memcached_port = get_memcached_config()
mem_nfv = MemcachedNFV(memcached_host, memcached_port)
mem_nfv.clean_memcached()
mem_nfv.disconnect()
# Init server list
init_server_cached_list_api()
# Scheduler for get statistic
data_config = read_config_json_file(NFV_CONFIG_PATH)
interval = int(data_config['interval'])
executors = {
'default': {
'type': 'threadpool',
'max_workers': 20
},
'processpool': ProcessPoolExecutor(max_workers=5)
}
job_defaults = {'coalesce': False, 'max_instances': 3}
scheduler = BlockingScheduler()
scheduler.configure(executors=executors, job_defaults=job_defaults)
scheduler.add_job(scheduler_get_statistic_job,
'interval',
seconds=interval)
scheduler.start()
def scheduler_get_statistic_job():
"""
Scheduler to get statistic job
"""
# init
memcached_host, memcached_port = get_memcached_config()
mem_nfv = MemcachedNFV(memcached_host, memcached_port)
statistics = collect_statistics(mem_nfv)
# Close
mem_nfv.disconnect()
logger.info('Get statistic: %s' % statistics)
def init_server_cached_list():
"""[init_server_cached_list: call api get servers in bam with CONFIGURATION_NAME]
Returns:
[json] -- [
Success: return {"Status": "SUCCESS"}
Fail: return {"Status": "FAIL"}]
"""
try:
data_config = read_config_json_file(NFV_CONFIG_PATH)
memcached_host = data_config['memcached_host']
memcached_port = int(data_config['memcached_port'])
configuration_name = data_config['bam_config_name']
g.user.logger.debug(
'Init_server_cached_list - configuration_name: {}'.format(
configuration_name))
configuration_id = gateway_nfv_management.get_configuration_id(
configuration_name)
g.user.logger.info(
'Get list server of configure_id {}'.format(configuration_id))
list_servers = gateway_nfv_management.get_list_servers(
configuration_id)
g.user.logger.info(
'Init_server_cached_list - Number of get list server: {}'.format(
len(list_servers)))
# Init memcached
mem_nfv = MemcachedNFV(memcached_host, memcached_port)
# Set bam server info to memcached server
bam_ip = data_config['bam'][0]['ip']
bam_name = data_config['bam'][0]['name']
mem_nfv.set_server({
'name': bam_name,
'ipv4_address': bam_ip
}, ServerType.BAM)
# Set bdds server info to memcached server
list_udf_name = [udf['name'] for udf in data_config['udfs_for_server']]
for server in list_servers:
mem_nfv.set_server(server, ServerType.BDDS, bam_ip, list_udf_name)
# Set VM_HOST server info to memcached server
vm_host_ip = data_config["vm_host_ip"]
vm_name = data_config['vm_host_name']
mem_nfv.set_server({
'name': vm_name,
'ipv4_address': vm_host_ip
}, ServerType.VM_HOST)
mem_nfv.disconnect()
except Exception as exception:
g.user.logger.error('Init_server_cached_list - {}'.format(exception))
g.user.logger.error(traceback.format_exc())
return jsonify({"Status": "FAIL"})
return jsonify({"Status": "SUCCESS"})