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#!/usr/bin/env python3
"""
Stand-alone script to manage the GNU Taler donations frontend.
"""
import argparse
import sys
import os
import site
import logging
from talerdonations.talerconfig import TalerConfig
os.environ.setdefault("TALER_PREFIX", "@prefix@")
site.addsitedir("%s/lib/python%d.%d/site-packages" % (
"@prefix@",
sys.version_info.major,
sys.version_info.minor))
TC = TalerConfig.from_file(os.environ.get("TALER_CONFIG_FILE"))
# No perfect match to our logging format, but good enough ...
UWSGI_LOGFMT = "%(ltime) %(proto) %(method) %(uri) %(proto) => %(status)"
def handle_serve_http(args):
port = args.port
if port is None:
port = TC["donations"]["http_port"].value_int(required=True)
spec = ":%d" % (port,)
os.execlp("uwsgi", "uwsgi",
"--master",
"--die-on-term",
"--log-format", UWSGI_LOGFMT,
"--http", spec,
"--wsgi-file", "@prefix@/share/taler/frontend-donations.wsgi")
def handle_serve_uwsgi(args):
del args # pacify PEP checkers
serve_uwsgi = TC["donations"]["uwsgi_serve"].value_string(required=True).lower()
params = ["uwsgi", "uwsgi",
"--master",
"--die-on-term",
"--log-format", UWSGI_LOGFMT,
"--wsgi-file", "@prefix@/share/taler/frontend-donations.wsgi"]
if serve_uwsgi == "tcp":
port = TC["donations"]["uwsgi_port"].value_int(required=True)
spec = ":%d" % (port,)
params.extend(["--socket", spec])
elif serve_uwsgi == "unix":
spec = TC["donations"]["uwsgi_unixpath"].value_filename(required=True)
mode = TC["donations"]["uwsgi_unixpath_mode"].value_filename(required=True)
params.extend(["--socket", spec])
params.extend(["--chmod-socket="+mode])
os.makedirs(os.path.dirname(spec), exist_ok=True)
logging.info("launching uwsgi with argv %s", params[1:])
os.execlp(*params)
PARSER = argparse.ArgumentParser()
PARSER.set_defaults(func=None)
PARSER.add_argument('--config', '-c',
help="configuration file to use",
metavar="CONFIG", type=str,
dest="config", default=None)
SUB = PARSER.add_subparsers()
P = SUB.add_parser('serve-http', help="Serve over HTTP")
P.add_argument("--port", "-p", dest="port",
type=int, default=None, metavar="PORT")
P.set_defaults(func=handle_serve_http)
P = SUB.add_parser('serve-uwsgi', help="Serve over UWSGI")
P.set_defaults(func=handle_serve_uwsgi)
ARGS = PARSER.parse_args()
if getattr(ARGS, 'func', None) is None:
PARSER.print_help()
sys.exit(1)
if ARGS.config is not None:
os.environ["TALER_CONFIG_FILE"] = ARGS.config
ARGS.func(ARGS)
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