Пример #1
0
def run_server():
    # Initialize database before gunicorn workers startup:
    config = load_app_config()
    cassandra_hosts = [h.strip() for h in config.get('server','cassandra_hosts').split(",")]
    from cstar_perf.frontend.server.model import Model
    from cassandra.cluster import Cluster

    auth_provider = auth_provider_if_configured(config)
    cluster = Cluster(contact_points=cassandra_hosts, auth_provider=auth_provider)

    keyspace = config.get('server', 'cassandra_keyspace') if config.has_option('server', 'cassandra_keyspace') else 'cstar_perf'
    db = Model(cluster=cluster, keyspace=keyspace)
    del db

    app_path = os.path.realpath(os.path.join(os.path.dirname(
        os.path.realpath(__file__)), os.path.pardir, "server"))
    os.chdir(app_path)

    log.info('Waiting for cstar_perf_notifications startup...')
    # this will block until cstar_perf_notifications is up and running
    console_publish('dummy_cluster', {'job_id': 'startup_check', 'msg': 'checking for notification server'})

    # TODO when refactoring how the app is started, do not listen on all interfaces
    proc = subprocess.Popen(shlex.split("gunicorn -k flask_sockets.worker --bind=0.0.0.0:8000"
                                        " -t 300 --log-file=- --workers=10 app:app"))

    # Capture SIGTERM events to shutdown child gunicorn processes..
    def on_terminate(sig, frame):
        print("Killing child processes...")
        proc.terminate()
    signal.signal(signal.SIGTERM, on_terminate)

    proc.communicate()
Пример #2
0
def run_server():
    # Initialize database before gunicorn workers startup:
    from cstar_perf.frontend.server.model import Model
    db = Model()
    del db

    app_path = os.path.realpath(
        os.path.join(os.path.dirname(os.path.realpath(__file__)),
                     os.path.pardir, "server"))
    os.chdir(app_path)

    log.info('Waiting for cstar_perf_notifications startup...')
    # this will block until cstar_perf_notifications is up and running
    console_publish('dummy_cluster', {
        'job_id': 'startup_check',
        'msg': 'checking for notification server'
    })

    proc = subprocess.Popen(
        shlex.split(
            "gunicorn -k flask_sockets.worker -t 40 --log-file=- --workers=10 app:app"
        ))

    # Capture SIGTERM events to shutdown child gunicorn processes..
    def on_terminate(sig, frame):
        print("Killing child processes...")
        proc.terminate()

    signal.signal(signal.SIGTERM, on_terminate)

    proc.communicate()
Пример #3
0
def run_server():
    # Initialize database before gunicorn workers startup:
    config = load_app_config()
    cassandra_hosts = [h.strip() for h in config.get('server','cassandra_hosts').split(",")]
    from cstar_perf.frontend.server.model import Model
    from cassandra.cluster import Cluster

    auth_provider = auth_provider_if_configured(config)
    cluster = Cluster(contact_points=cassandra_hosts, auth_provider=auth_provider, connect_timeout=30)

    keyspace = config.get('server', 'cassandra_keyspace') if config.has_option('server', 'cassandra_keyspace') else 'cstar_perf'
    db = Model(cluster=cluster, keyspace=keyspace)
    del db

    app_path = os.path.realpath(os.path.join(os.path.dirname(
        os.path.realpath(__file__)), os.path.pardir, "server"))
    os.chdir(app_path)

    log.info('Waiting for cstar_perf_notifications startup...')
    # this will block until cstar_perf_notifications is up and running
    console_publish('dummy_cluster', {'job_id': 'startup_check', 'msg': 'checking for notification server'})

    # TODO when refactoring how the app is started, do not listen on all interfaces
    proc = subprocess.Popen(shlex.split("gunicorn -k flask_sockets.worker --bind=0.0.0.0:8000"
                                        " -t 300 --log-file=- --workers=10 app:app"))

    # Capture SIGTERM events to shutdown child gunicorn processes..
    def on_terminate(sig, frame):
        print("Killing child processes...")
        proc.terminate()
    signal.signal(signal.SIGTERM, on_terminate)

    proc.communicate()
Пример #4
0
def run_server():
    # Initialize database before gunicorn workers startup:
    config = load_app_config()
    cassandra_hosts = [h.strip() for h in config.get('server','cassandra_hosts').split(",")]
    from cstar_perf.frontend.server.model import Model
    from cassandra.cluster import Cluster
    db = Model(Cluster(cassandra_hosts))
    del db

    app_path = os.path.realpath(os.path.join(os.path.dirname(
        os.path.realpath(__file__)), os.path.pardir, "server"))
    os.chdir(app_path)

    log.info('Waiting for cstar_perf_notifications startup...')
    # this will block until cstar_perf_notifications is up and running
    console_publish('dummy_cluster', {'job_id': 'startup_check', 'msg': 'checking for notification server'})

    proc = subprocess.Popen(shlex.split("gunicorn -k flask_sockets.worker -t 300 --log-file=- --workers=10 app:app"))

    # Capture SIGTERM events to shutdown child gunicorn processes..
    def on_terminate(sig, frame):
        print("Killing child processes...")
        proc.terminate()
    signal.signal(signal.SIGTERM, on_terminate)

    proc.communicate()