def nsDaemonStop(ns, *args, **kw):
nsconsole(ns, "Stop requested")
f = lf(ns)
V = f("V")
if V("/etc/daemonize") is True:
nsconsole(ns, "No can do: +daemonize is requested.")
return
f("/usr/local/bin/_stop")(*args, **kw)
def nsEnvInit(ns, *args, **kw):
f = lf(ns)
nsMkdir(ns, "/sys/env")
nsSet(ns, "/sys/env/id", str(uuid.uuid4()))
nsMkdir(ns, "/sys/env/variables")
nsMkdir(ns, "/sys/env/platform")
nsEnvVars(ns)
nsSet(ns, "/sys/env/platform/architecture", platform.architecture()[0])
nsSet(ns, "/sys/env/platform/machine", platform.machine())
nsSet(ns, "/sys/env/platform/node", platform.node())
nsSet(ns, "/sys/env/platform/platform", platform.platform())
nsSet(ns, "/sys/env/platform/python", platform.python_version().split('.'))
nsSet(ns, "/sys/env/platform/system", platform.system())
nsSet(ns, "/sys/env/platform/uname", platform.uname())
nsSet(ns, "/sys/env/uid", os.getuid())
nsSet(ns, "/sys/env/user", getpass.getuser())
nsSet(ns, "/sys/env/home", str(Path.home()))
nsSet(ns, "/sys/env/cwd", os.getcwd())
home_total, home_used, home_free = shutil.disk_usage(
nsGet(ns, "/sys/env/home"))
nsSet(ns, "/sys/env/home.disk.size", home_total)
nsSet(ns, "/sys/env/home.disk.used", home_used)
nsSet(ns, "/sys/env/home.disk.free", home_free)
nsSet(ns, "/sys/env/home.disk.free.percent",
(home_free / home_total) * 100)
nsSet(ns, "/sys/env/bootTimestamp", time.time())
nsSet(ns, "/sys/env/pid", os.getpid())
nsSet(ns, "/sys/env/me", psutil.Process(os.getpid()))
nsMkdir(ns, "/sys/env/proc")
try:
nsSet(ns, "/sys/env/ip.addr",
socket.gethostbyname(socket.gethostname()))
nsSet(ns, "/sys/env/ip.addr.list",
socket.gethostbyname_ex(socket.gethostname())[2])
except socket.gaierror:
nsSet(ns, "/sys/env/ip.addr", '127.0.0.1')
nsSet(ns, "/sys/env/ip.addr.list", ['127.0.0.1'])
if nsGet(ns, "/etc/flags/truename", False) is True:
nsSet(ns, "/etc/hostname", nsGet(ns, "/sys/env/platform/node"))
nsEnvLoadLocalBS(ns)
for k in kw:
_k = "/" + k[4:].replace("_", "/")
if fnmatch.fnmatch(k, "__V_*") is True:
_k = "/" + k[4:].replace("_", "/")
nsSet(ns, _k, kw[k])
if k[0] == "/":
nsSet(ns, k, kw[k])
elif fnmatch.fnmatch(k, "__F_*") is True:
dir = os.path.dirname(_k)
nsMkdir(ns, dir)
I(ns, _k, kw[k])
elif fnmatch.fnmatch(k, "__C_*") is True:
nsCfgLoad(ns, kw[k])
elif fnmatch.fnmatch(k, "__B_*") is True:
nsCfgFSLoad(ns, kw[k])
else:
pass
def nsEnvRemovePid(ns):
daemonFile = "{}.daemon".format(nsGet(ns, "/sys/env/pidFile"))
if os.path.exists(daemonFile) and os.path.isfile(daemonFile):
return
f = lf(ns)
V = f("V")
if nsGet(ns, "/etc/daemonize") is True:
return
nsconsole(ns, "Removing PID file")
if os.path.exists(nsGet(ns, "/sys/env/pidFile")) and os.path.isfile(
nsGet(ns, "/sys/env/pidFile")):
os.remove(nsGet(ns, "/sys/env/pidFile"))
def nsDaemonLoop(ns, *args, **kw):
f = lf(ns)
V = f("V")
if V("/etc/daemonize") is True:
nsConsole(ns, "[/bin/loop] No can do: +daemonize is requested.")
return
pid = nsEnvLoadPid(ns)
if pid is not None:
me = psutil.Process(pid)
if me.is_running() is True:
nsconsole(ns, "Process already running with PID %d" % pid)
return
f("/bin/loop")(*args, **kw)
def nsDaemonStatus(ns, *args, **kw):
f = lf(ns)
V = f("V")
pid = nsEnvLoadPid(ns)
if pid is None:
nsconsole(ns, "No process was found")
nsDaemonCleanUp(ns)
return
me = psutil.Process(pid)
if me.is_running() is True:
nsconsole(ns, "Process is running with PID %d" % pid)
else:
nsconsole(ns, "Process is not running")
nsDaemonCleanUp(ns)
def nsDaemonStart(ns, *args, **kw):
f = lf(ns)
V = f("V")
if V("/etc/daemonize") is False:
nsConsole(ns, "No can do: +daemonize is not requested.")
return
pid = nsDaemonLoadPid(ns)
if pid is not None:
nsconsole(ns, "Application already daemonized. No can do.")
return
nsConsole(ns, "Starting core.NS($etc.name) daemon")
nsConsole(ns, "APP name: $etc.name")
nsConsole(ns, "HOST name: $etc.hostname")
nsConsole(ns, "PID file: $sys.env.pidFile")
f("/usr/local/bin/_start")(*args, **kw)
def nsDaemonMain(ns, *args, **kw):
f = lf(ns)
nsDaemonProcTitle(ns)
nsSet(ns, "/sys/env/pid", os.getpid())
nsSet(ns, "/sys/env/me", psutil.Process(os.getpid()))
nsEnvMkPID(ns)
nsDaemonMkLock(ns)
nsConsole(ns, "PID : $sys.env.pid")
isSystem = nsGet(ns, "/etc/flags/system", False)
if isSystem is True:
nsConsole(ns, "LOOP name: /sbin/loop")
nsDaemonProcTitle(ns, "core.NS($etc.name) eventLoop is running as /sbin/loop")
f("/sbin/loop")()
else:
nsConsole(ns, "LOOP name: /bin/loop")
nsDaemonProcTitle(ns, "core.NS($etc.name) eventLoop is running as /bin/loop")
f("/bin/loop")()
def nsGeventTick(ns):
f = lf(ns)
V = f("V")
V("/dev/time", time.time())
def send_event(ns):
f = lf(ns)
nsconsole(
ns,
"SEND: {}".format(f("/tasks/gate/test/in")(random.randint(1, 100))))
def monitor_event(ns):
f = lf(ns)
nsConsole(ns, "MONITOR: {}".format(f("/tasks/tee/test/monitor")()))
def recv_event(ns):
f = lf(ns)
nsConsole(ns, "RECV: {}".format(f("/tasks/tee/test/out")()))
def testMain(ns, *args, **kw):
f = lf(ns)
V = f("V")
V("/home/a", 42)
return ns
def log_JSON(ns):
time.sleep(10)
f = lf(ns)
f("V")("/etc/logConsoleAsJSON", True)
f("/bin/info")("Test of info log message as JSON")