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#!/usr/bin/env python3
#
# MIT License
#
# Copyright The SCons Foundation
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
"""
This script is intended to execute a single build target. This script should be
called by ninja, passing the port, ninja dir, and build target via arguments.
The script then executes a simple get request to the scons daemon which is listening
on from localhost on the set port.
"""
import http.client
import sys
import time
import os
import logging
import pathlib
import tempfile
import hashlib
import traceback
import socket
ninja_builddir = pathlib.Path(sys.argv[2])
daemon_dir = pathlib.Path(tempfile.gettempdir()) / (
"scons_daemon_" + str(hashlib.md5(str(ninja_builddir).encode()).hexdigest())
)
os.makedirs(daemon_dir, exist_ok=True)
logging.basicConfig(
filename=daemon_dir / "scons_daemon_request.log",
filemode="a",
format="%(asctime)s %(message)s",
level=logging.DEBUG,
)
def log_error(msg):
logging.debug(msg)
sys.stderr.write(msg)
while True:
try:
if not os.path.exists(daemon_dir / "pidfile"):
if sys.argv[3] != '--exit':
logging.debug(f"ERROR: Server pid not found {daemon_dir / 'pidfile'} for request {sys.argv[3]}")
exit(1)
else:
logging.debug("WARNING: Unnecessary request to shutdown server, it's already shutdown.")
exit(0)
logging.debug(f"Sending request: {sys.argv[3]}")
conn = http.client.HTTPConnection(
"127.0.0.1", port=int(sys.argv[1]), timeout=60
)
if sys.argv[3] == '--exit':
conn.request("GET", "/?exit=1")
else:
conn.request("GET", "/?build=" + sys.argv[3])
response = None
while not response:
try:
response = conn.getresponse()
except (http.client.RemoteDisconnected, http.client.ResponseNotReady, socket.timeout):
time.sleep(0.1)
except http.client.HTTPException:
log_error(f"Error: {traceback.format_exc()}")
exit(1)
else:
msg = response.read()
status = response.status
if status != 200:
log_error(msg.decode("utf-8"))
exit(1)
logging.debug(f"Request Done: {sys.argv[3]}")
exit(0)
except ConnectionRefusedError:
logging.debug(f"Server refused connection to build {sys.argv[3]}, maybe it was too busy, tring again: {traceback.format_exc()}")
time.sleep(0.1)
except Exception:
log_error(f"Failed to send command: {traceback.format_exc()}")
exit(1)
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4:
|
