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"""
Multiplexed-Neo4J instance configuration generator
"""
import argparse
from jinja2 import Environment, FileSystemLoader
import os
import random
def gen_neo4j_domain_config(target_dir, domain_name):
"""
Generate domain-specific neo4j configuration file set
"""
class Template_Task():
def __init__(self, template_name, dst_path, kv_set):
self.template_name = template_name
self.dst_path = dst_path
self.kv_set = kv_set
port_seed = 10000 + random.randint(1000, 1990)
conf_task_arr = [Template_Task('neo4j-server.properties.jinja',
os.path.join(target_dir, 'neo4j-server.properties'),
{'org_neo4j_server_webserver_https_port': port_seed,
'org_neo4j_server_webserver_port': port_seed + 1}),
Template_Task('neo4j.properties.jinja',
os.path.join(target_dir, 'neo4j.properties'),
{'remote_shell_port': port_seed + 2}),
Template_Task('neo4j-service_deomain-init-script.jinja',
'/etc/init.d/neo4j-service__%s' % (domain_name),
{'domain_name': domain_name}),
]
for conf_task_obj in conf_task_arr:
tmpl = env.get_template(conf_task_obj.template_name)
with open(conf_task_obj.dst_path, 'w') as f_out:
f_out.write(tmpl.render(**conf_task_obj.kv_set))
print('neo4j-mux-tool: generated: %s' % (f_out.name))
os.chmod('/etc/init.d/neo4j-service__%s' % (domain_name), 00755)
if __name__ == '__main__':
global env
p = argparse.ArgumentParser(description='rz-cli tool')
p.add_argument('-d', '--domain', required=True, help='target domain name')
args = p.parse_args()
env = Environment(loader=FileSystemLoader('conf-template.d'))
gen_neo4j_domain_config(target_dir=os.path.join('/etc/neo4j/instance-conf.d/%s/' % (args.domain)),
domain_name=args.domain)
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