def _SetupServer(self):
server_port = utils.GetUnusedLocalhostPort()
with tempfile.NamedTemporaryFile(delete=False) as options_file:
self._temp_options_filename = options_file.name
json.dump(dict(self._user_options), options_file)
args = [
utils.PathToPythonInterpreter(),
_PathToServerScript(), '--port={0}'.format(server_port),
'--options_file={0}'.format(options_file.name),
'--log={0}'.format(self._user_options['server_log_level']),
'--idle_suicide_seconds={0}'.format(
self._user_options['server_idle_suicide_seconds'])
]
BaseRequest.server_location = 'http://localhost:' + str(
server_port)
if self._user_options['server_use_vim_stdout']:
self._server_popen = subprocess.Popen(args)
else:
filename_format = os.path.join(utils.PathToTempDir(),
'server_{port}_{std}.log')
self._server_stdout = filename_format.format(port=server_port,
std='stdout')
self._server_stderr = filename_format.format(port=server_port,
std='stderr')
# We need this on Windows otherwise bad things happen. See issue #637.
stdin = subprocess.PIPE if utils.OnWindows() else None
with open(self._server_stderr, 'w') as fstderr:
with open(self._server_stdout, 'w') as fstdout:
self._server_popen = subprocess.Popen(args,
stdin=stdin,
stdout=fstdout,
stderr=fstderr)
self._NotifyUserIfServerCrashed()
def _StartServer( self, request_data ):
""" Start the OmniSharp server """
self._logger.info( 'startup' )
self._omnisharp_port = utils.GetUnusedLocalhostPort()
solution_files, folder = _FindSolutionFiles( request_data[ 'filepath' ] )
if len( solution_files ) == 0:
raise RuntimeError(
'Error starting OmniSharp server: no solutionfile found' )
elif len( solution_files ) == 1:
solutionfile = solution_files[ 0 ]
else:
# multiple solutions found : if there is one whose name is the same
# as the folder containing the file we edit, use this one
# (e.g. if we have bla/Project.sln and we are editing
# bla/Project/Folder/File.cs, use bla/Project.sln)
filepath_components = _PathComponents( request_data[ 'filepath' ] )
solutionpath = _PathComponents( folder )
foldername = ''
if len( filepath_components ) > len( solutionpath ):
foldername = filepath_components[ len( solutionpath ) ]
solution_file_candidates = [ solutionfile for solutionfile in solution_files
if _GetFilenameWithoutExtension( solutionfile ) == foldername ]
if len( solution_file_candidates ) == 1:
solutionfile = solution_file_candidates[ 0 ]
else:
raise RuntimeError(
'Found multiple solution files instead of one!\n{0}'.format(
solution_files ) )
omnisharp = os.path.join(
os.path.abspath( os.path.dirname( __file__ ) ),
'OmniSharpServer/OmniSharp/bin/Debug/OmniSharp.exe' )
if not os.path.isfile( omnisharp ):
raise RuntimeError( SERVER_NOT_FOUND_MSG.format( omnisharp ) )
path_to_solutionfile = os.path.join( folder, solutionfile )
# we need to pass the command to Popen as a string since we're passing
# shell=True (as recommended by Python's doc)
command = ( omnisharp + ' -p ' + str( self._omnisharp_port ) + ' -s ' +
path_to_solutionfile )
if not utils.OnWindows():
command = 'mono ' + command
filename_format = os.path.join( utils.PathToTempDir(),
'omnisharp_{port}_{sln}_{std}.log' )
self._filename_stdout = filename_format.format(
port=self._omnisharp_port, sln=solutionfile, std='stdout' )
self._filename_stderr = filename_format.format(
port=self._omnisharp_port, sln=solutionfile, std='stderr' )
with open( self._filename_stderr, 'w' ) as fstderr:
with open( self._filename_stdout, 'w' ) as fstdout:
# shell=True is needed for Windows so OmniSharp does not spawn
# in a new visible window
utils.SafePopen( command, stdout=fstdout, stderr=fstderr, shell=True )
self._logger.info( 'Starting OmniSharp server' )
def Main():
parser = argparse.ArgumentParser()
parser.add_argument( '--host', type = str, default = 'localhost',
help = 'server hostname')
# Default of 0 will make the OS pick a free port for us
parser.add_argument( '--port', type = int, default = 0,
help = 'server port')
parser.add_argument( '--log', type = str, default = 'info',
help = 'log level, one of '
'[debug|info|warning|error|critical]' )
parser.add_argument( '--idle_suicide_seconds', type = int, default = 0,
help = 'num idle seconds before server shuts down')
parser.add_argument( '--options_file', type = str, default = '',
help = 'file with user options, in JSON format' )
parser.add_argument( '--stdout', type = str, default = None,
help = 'optional file to use for stdout' )
parser.add_argument( '--stderr', type = str, default = None,
help = 'optional file to use for stderr' )
parser.add_argument( '--keep_logfiles', action = 'store_true', default = None,
help = 'retain logfiles after the server exits' )
args = parser.parse_args()
if args.stdout is not None:
sys.stdout = open(args.stdout, "w")
if args.stderr is not None:
sys.stderr = open(args.stderr, "w")
numeric_level = getattr( logging, args.log.upper(), None )
if not isinstance( numeric_level, int ):
raise ValueError( 'Invalid log level: %s' % args.log )
# Has to be called before any call to logging.getLogger()
logging.basicConfig( format = '%(asctime)s - %(levelname)s - %(message)s',
level = numeric_level )
options = ( json.load( open( args.options_file, 'r' ) )
if args.options_file
else user_options_store.DefaultOptions() )
utils.RemoveIfExists( args.options_file )
options[ 'hmac_secret' ] = base64.b64decode( options[ 'hmac_secret' ] )
user_options_store.SetAll( options )
# This ensures that ycm_core is not loaded before extra conf
# preload was run.
YcmCoreSanityCheck()
extra_conf_store.CallGlobalExtraConfYcmCorePreloadIfExists()
# If not on windows, detach from controlling terminal to prevent
# SIGINT from killing us.
if not utils.OnWindows():
try:
os.setsid()
# setsid() can fail if the user started ycmd directly from a shell.
except OSError:
pass
# This can't be a top-level import because it transitively imports
# ycm_core which we want to be imported ONLY after extra conf
# preload has executed.
from ycm.server import handlers
handlers.UpdateUserOptions( options )
SetUpSignalHandler(args.stdout, args.stderr, args.keep_logfiles)
handlers.app.install( WatchdogPlugin( args.idle_suicide_seconds ) )
handlers.app.install( HmacPlugin( options[ 'hmac_secret' ] ) )
waitress.serve( handlers.app,
host = args.host,
port = args.port,
threads = 30 )