65 lines
2.0 KiB
Python
65 lines
2.0 KiB
Python
|
import signal
|
||
|
|
|
||
|
|
from django.db.backends.base.client import BaseDatabaseClient
|
||
|
|
|
||
|
|
|
||
|
|
class DatabaseClient(BaseDatabaseClient):
|
||
|
|
executable_name = "psql"
|
||
|
|
|
||
|
|
@classmethod
|
||
|
|
def settings_to_cmd_args_env(cls, settings_dict, parameters):
|
||
|
|
args = [cls.executable_name]
|
||
|
|
options = settings_dict.get("OPTIONS", {})
|
||
|
|
|
||
|
|
host = settings_dict.get("HOST")
|
||
|
|
port = settings_dict.get("PORT")
|
||
|
|
dbname = settings_dict.get("NAME")
|
||
|
|
user = settings_dict.get("USER")
|
||
|
|
passwd = settings_dict.get("PASSWORD")
|
||
|
|
passfile = options.get("passfile")
|
||
|
|
service = options.get("service")
|
||
|
|
sslmode = options.get("sslmode")
|
||
|
|
sslrootcert = options.get("sslrootcert")
|
||
|
|
sslcert = options.get("sslcert")
|
||
|
|
sslkey = options.get("sslkey")
|
||
|
|
|
||
|
|
if not dbname and not service:
|
||
|
|
# Connect to the default 'postgres' db.
|
||
|
|
dbname = "postgres"
|
||
|
|
if user:
|
||
|
|
args += ["-U", user]
|
||
|
|
if host:
|
||
|
|
args += ["-h", host]
|
||
|
|
if port:
|
||
|
|
args += ["-p", str(port)]
|
||
|
|
if dbname:
|
||
|
|
args += [dbname]
|
||
|
|
args.extend(parameters)
|
||
|
|
|
||
|
|
env = {}
|
||
|
|
if passwd:
|
||
|
|
env["PGPASSWORD"] = str(passwd)
|
||
|
|
if service:
|
||
|
|
env["PGSERVICE"] = str(service)
|
||
|
|
if sslmode:
|
||
|
|
env["PGSSLMODE"] = str(sslmode)
|
||
|
|
if sslrootcert:
|
||
|
|
env["PGSSLROOTCERT"] = str(sslrootcert)
|
||
|
|
if sslcert:
|
||
|
|
env["PGSSLCERT"] = str(sslcert)
|
||
|
|
if sslkey:
|
||
|
|
env["PGSSLKEY"] = str(sslkey)
|
||
|
|
if passfile:
|
||
|
|
env["PGPASSFILE"] = str(passfile)
|
||
|
|
return args, (env or None)
|
||
|
|
|
||
|
|
def runshell(self, parameters):
|
||
|
|
sigint_handler = signal.getsignal(signal.SIGINT)
|
||
|
|
try:
|
||
|
|
# Allow SIGINT to pass to psql to abort queries.
|
||
|
|
signal.signal(signal.SIGINT, signal.SIG_IGN)
|
||
|
|
super().runshell(parameters)
|
||
|
|
finally:
|
||
|
|
# Restore the original SIGINT handler.
|
||
|
|
signal.signal(signal.SIGINT, sigint_handler)
|