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"""
Multiplexed-Rhizi instance configuration generator:
- generate Apache instance configuration files
- generate Neo4J instance, instance configuration files
- generate Rhizi instance configuration files
This tool currently does not handle module confdir/rootdir creation, file mode/ownership creation,
which are handled by the .sh accompanying shell script.
"""
import argparse
from jinja2 import Environment, FileSystemLoader
import os
import pwd
import random
import uuid
class Config__port_map(): pass
class Template_Task():
def __init__(self, template_path, dst_path, kv_set):
self.jinja_tmpl = env.get_template(template_path)
self.dst_path = dst_path
self.kv_set = kv_set
def do_exec(self):
with open(self.dst_path, 'w') as f_out:
f_out.write(self.jinja_tmpl.render(**self.kv_set))
print('rz-mux-tool: generated: %s' % (f_out.name))
def gen_dom_config__neo4j(domain_fqdn, port_map):
"""
Generate domain-specific neo4j configuration file set
"""
neo4j_template_path_prefix = 'neo4j-conf-template.d'
target_dir = os.path.join('etc/neo4j/mux-conf.d', args.domain)
conf_task_set = [Template_Task(os.path.join(neo4j_template_path_prefix, 'neo4j-server.properties.jinja'),
os.path.join(install_prefix, target_dir, 'neo4j-server.properties'),
{'org_neo4j_server_webserver_https_port': port_map.neo4j_port__https,
'org_neo4j_server_webserver_port': port_map.neo4j_port__http}),
Template_Task(os.path.join(neo4j_template_path_prefix, 'neo4j.properties.jinja'),
os.path.join(install_prefix, target_dir, 'neo4j.properties'),
{'remote_shell_port': port_map.neo4j_port__shell}),
Template_Task(os.path.join(neo4j_template_path_prefix, 'neo4j-service_deomain-init-script.jinja'),
os.path.join(install_prefix, 'etc/init.d/', 'neo4j-service__%s' % (domain_fqdn)),
{'domain_fqdn': domain_fqdn}),
]
for conf_task_obj in conf_task_set:
conf_task_obj.do_exec()
def gen_dom_config__apache(domain_fqdn, port_map):
"""
Generate domain-specific neo4j configuration file set
"""
apache_template_path_prefix = 'apache-conf-template.d'
rhizi_top_domain_fqdn = 'rhizi.net'
conf_task_set = [Template_Task(os.path.join(apache_template_path_prefix, 'x.%s.conf' % (rhizi_top_domain_fqdn)),
os.path.join(install_prefix, 'etc/apache2/sites-available', domain_fqdn + '.conf'),
{'domain_fqdn': domain_fqdn,
'rz_port__http': port_map.rz_port__http}),
]
for conf_task_obj in conf_task_set:
conf_task_obj.do_exec()
def gen_dom_config__rhizi(domain_fqdn, port_map):
rz_template_path_prefix = 'rhizi-conf-template.d'
rz_server_secret = str(uuid.uuid4()).replace('-', '')
root_path = os.path.join('/srv/www/rhizi/mux-root.d/', domain_fqdn, 'webapp')
user_db_path = os.path.join('/srv/www/rhizi/mux-root.d/', domain_fqdn, 'auth', 'user_db.db')
conf_task_set = [Template_Task(os.path.join(rz_template_path_prefix, 'rhizi-server.conf.jinja'),
os.path.join(install_prefix, 'etc/rhizi/mux-conf.d', domain_fqdn, 'rhizi-server.conf'),
{'domain_fqdn': domain_fqdn,
'neo4j_port__http': port_map.neo4j_port__http,
'root_path': root_path,
'rz_port__http': port_map.rz_port__http,
'rz_server_secret': rz_server_secret,
'user_db_path': user_db_path,
'template_d_path': '/srv/www/rhizi/mux-root.d/%s/webapp/fragment.d/template.d' % (domain_fqdn),
}),
Template_Task(os.path.join(rz_template_path_prefix, 'rhizi.init.jinja'),
os.path.join(install_prefix, 'etc/init.d/', 'rhizi__%s' % (domain_fqdn)),
{'domain_fqdn': domain_fqdn}),
Template_Task(os.path.join(rz_template_path_prefix, 'rhizi-cron-bkp.daily.sh.jinja'),
os.path.join(install_prefix, '/etc/cron.daily/', 'rhizi__%s' % (domain_fqdn)),
{'domain_fqdn': domain_fqdn,
'neo4j_port__shell': port_map.neo4j_port__shell}),
]
for conf_task_obj in conf_task_set:
conf_task_obj.do_exec()
if __name__ == '__main__':
global env
global install_prefix
p = argparse.ArgumentParser(description='rz-cli tool')
p.add_argument('-d', '--domain', required=True, help='target domain name')
p.add_argument('--install-prefix', default='/', help='install dir path prefix, default=\'/\'')
p.add_argument('--template-dir', default='.', help='path to template dir') # default devied from installed pkg layout
args = p.parse_args()
env = Environment(loader=FileSystemLoader(args.template_dir))
install_prefix = args.install_prefix
domain_fqdn = args.domain
#
# generate optimistic-collision-avoiding instance port map
#
port_seed = 40000 + random.randint(1000, 9990)
cfg_port_map = Config__port_map()
setattr(cfg_port_map, 'neo4j_port__https', port_seed) # REST API port
setattr(cfg_port_map, 'neo4j_port__http', port_seed + 1)
setattr(cfg_port_map, 'neo4j_port__shell', port_seed + 2)
setattr(cfg_port_map, 'rz_port__http', 48000 + port_seed % 1000)
gen_dom_config__neo4j(domain_fqdn, cfg_port_map)
gen_dom_config__rhizi(domain_fqdn, cfg_port_map)
gen_dom_config__apache(domain_fqdn, cfg_port_map)
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