def _send():
while True:
try:
try:
method, arg, cb = gs.mg9_send_q.get()
proc = gs.attr(PROC_ATTR_NAME)
if not proc or proc.poll() is not None:
killSrv()
maybe_install()
if not gs.checked(DOMAIN, 'launch _recv'):
gsq.launch(DOMAIN, _recv)
proc, _, err = gsshell.proc([_margo_bin(), '-poll=30'], stderr=gs.LOGFILE ,env={
'XDG_CONFIG_HOME': gs.home_path(),
})
gs.set_attr(PROC_ATTR_NAME, proc)
if not proc:
gs.notice(DOMAIN, 'Cannot start MarGo: %s' % err)
try:
cb({}, 'Abort. Cannot start MarGo')
except:
pass
continue
gsq.launch(DOMAIN, lambda: _read_stdout(proc))
req = Request(f=cb, method=method)
gs.set_attr(REQUEST_PREFIX+req.token, req)
gs.debug(DOMAIN, 'margo request: method: %s, token: %s' % (req.method, req.token))
header, _ = gs.json_encode({'method': method, 'token': req.token})
body, _ = gs.json_encode(arg)
ln = '%s %s\n' % (header, body)
if gs.PY3K:
proc.stdin.write(bytes(ln, 'UTF-8'))
else:
proc.stdin.write(ln)
except Exception:
killSrv()
gs.println(gs.traceback())
except Exception:
gs.println(gs.traceback())
break
def _send():
while True:
try:
try:
method, arg, cb = gs.mg9_send_q.get()
proc = gs.attr(PROC_ATTR_NAME)
if not proc or proc.poll() is not None:
killSrv()
if _inst_state() != "busy":
maybe_install()
while _inst_state() == "busy":
time.sleep(0.100)
mg_bin = _margo_bin()
cmd = [
mg_bin,
'-oom', gs.setting('margo_oom', 0),
'-poll', 30,
'-tag', TAG,
]
c = sh.Command(cmd)
c.stderr = gs.LOGFILE
c.env = {
'GOGC': 10,
'XDG_CONFIG_HOME': gs.home_path(),
}
pr = c.proc()
if pr.ok:
proc = pr.p
err = ''
else:
proc = None
err = 'Exception: %s' % pr.exc
if err or not proc or proc.poll() is not None:
killSrv()
_call(cb, {}, 'Abort. Cannot start MarGo: %s' % err)
continue
gs.set_attr(PROC_ATTR_NAME, proc)
gsq.launch(DOMAIN, lambda: _read_stdout(proc))
req = Request(f=cb, method=method)
gs.set_attr(REQUEST_PREFIX+req.token, req)
header, err = gs.json_encode(req.header())
if err:
_cb_err(cb, 'Failed to construct ipc header: %s' % err)
continue
body, err = gs.json_encode(arg)
if err:
_cb_err(cb, 'Failed to construct ipc body: %s' % err)
continue
ev.debug(DOMAIN, 'margo request: %s ' % header)
ln = '%s %s\n' % (header, body)
try:
if gs.PY3K:
proc.stdin.write(bytes(ln, 'UTF-8'))
else:
proc.stdin.write(ln)
except Exception as ex:
_cb_err(cb, 'Cannot talk to MarGo: %s' % err)
killSrv()
gs.println(gs.traceback())
except Exception:
killSrv()
gs.println(gs.traceback())
except Exception:
gs.println(gs.traceback())
break
def _send():
while True:
try:
try:
method, arg, cb = gs.mg9_send_q.get()
proc = gs.attr(PROC_ATTR_NAME)
if not proc or proc.poll() is not None:
killSrv()
if _inst_state() != "busy":
maybe_install()
while _inst_state() == "busy":
time.sleep(0.100)
mg_bin = _margo_bin()
cmd = [
mg_bin,
'-oom',
gs.setting('margo_oom', 0),
'-poll',
30,
'-tag',
TAG,
]
c = sh.Command(cmd)
c.stderr = gs.LOGFILE
c.env = {
'GOGC': 10,
'XDG_CONFIG_HOME': gs.home_path(),
}
pr = c.proc()
if pr.ok:
proc = pr.p
err = ''
else:
proc = None
err = 'Exception: %s' % pr.exc
if err or not proc or proc.poll() is not None:
killSrv()
_call(cb, {}, 'Abort. Cannot start MarGo: %s' % err)
continue
gs.set_attr(PROC_ATTR_NAME, proc)
gsq.launch(DOMAIN, lambda: _read_stdout(proc))
req = Request(f=cb, method=method)
gs.set_attr(REQUEST_PREFIX + req.token, req)
header, err = gs.json_encode(req.header())
if err:
_cb_err(cb, 'Failed to construct ipc header: %s' % err)
continue
body, err = gs.json_encode(arg)
if err:
_cb_err(cb, 'Failed to construct ipc body: %s' % err)
continue
ev.debug(DOMAIN, 'margo request: %s ' % header)
ln = '%s %s\n' % (header, body)
try:
if gs.PY3K:
proc.stdin.write(bytes(ln, 'UTF-8'))
else:
proc.stdin.write(ln)
except Exception as ex:
_cb_err(cb, 'Cannot talk to MarGo: %s' % err)
killSrv()
gs.println(gs.traceback())
except Exception:
killSrv()
gs.println(gs.traceback())
except Exception:
gs.println(gs.traceback())
break
def _send():
while True:
try:
try:
method, arg, cb = gs.mg9_send_q.get()
proc = gs.attr(PROC_ATTR_NAME)
if not proc or proc.poll() is not None:
killSrv()
if gs.attr(_inst_name(), '') != "busy":
maybe_install()
if not gs.checked(DOMAIN, 'launch _recv'):
gsq.launch(DOMAIN, _recv)
while gs.attr(_inst_name(), '') == "busy":
time.sleep(0.100)
mg_bin = _margo_bin()
cmd = [
mg_bin,
'-oom', gs.setting('margo_oom', 0),
'-poll', 30,
'-tag', TAG,
]
if os.path.exists(mg_bin):
proc, _, err = gsshell.proc(cmd, stderr=gs.LOGFILE ,env={
'GOGC': 10,
'XDG_CONFIG_HOME': gs.home_path(),
})
else:
proc = None
err = "Can't find the MarGo binary at `%s`" % mg_bin
if err or not proc or proc.poll() is not None:
killSrv()
gs.notice(DOMAIN, 'Cannot start MarGo:\n%s' % err)
try:
cb({}, 'Abort. Cannot start MarGo')
except:
pass
continue
gs.set_attr(PROC_ATTR_NAME, proc)
gsq.launch(DOMAIN, lambda: _read_stdout(proc))
req = Request(f=cb, method=method)
gs.set_attr(REQUEST_PREFIX+req.token, req)
header, err = gs.json_encode(req.header())
if err:
_cb_err(cb, 'Failed to construct ipc header: %s' % err)
continue
body, err = gs.json_encode(arg)
if err:
_cb_err(cb, 'Failed to construct ipc body: %s' % err)
continue
ev.debug(DOMAIN, 'margo request: %s ' % header)
ln = '%s %s\n' % (header, body)
try:
if gs.PY3K:
proc.stdin.write(bytes(ln, 'UTF-8'))
else:
proc.stdin.write(ln)
except Exception as ex:
_cb_err(cb, 'Cannot talk to MarGo: %s' % err)
killSrv()
gs.println(gs.traceback())
except Exception:
killSrv()
gs.println(gs.traceback())
except Exception:
gs.println(gs.traceback())
break
def _send():
while True:
try:
try:
method, arg, cb = gs.mg9_send_q.get()
proc = gs.attr(PROC_ATTR_NAME)
if not proc or proc.poll() is not None:
killSrv()
if gs.attr(INSTALL_ATTR_NAME) != "busy":
maybe_install()
if not gs.checked(DOMAIN, 'launch _recv'):
gsq.launch(DOMAIN, _recv)
while gs.attr(INSTALL_ATTR_NAME) == "busy":
time.sleep(0.100)
proc, _, err = gsshell.proc([_margo_bin(), '-poll', 30, '-tag', TAG], stderr=gs.LOGFILE ,env={
'XDG_CONFIG_HOME': gs.home_path(),
})
gs.set_attr(PROC_ATTR_NAME, proc)
if not proc:
gs.notice(DOMAIN, 'Cannot start MarGo: %s' % err)
try:
cb({}, 'Abort. Cannot start MarGo')
except:
pass
continue
gsq.launch(DOMAIN, lambda: _read_stdout(proc))
req = Request(f=cb, method=method)
gs.set_attr(REQUEST_PREFIX+req.token, req)
header, err = gs.json_encode(req.header())
if err:
_cb_err('Failed to construct ipc header: ' % err)
continue
body, err = gs.json_encode(arg)
if err:
_cb_err(cb, 'Failed to construct ipc body: ' % err)
continue
gs.debug(DOMAIN, 'margo request: %s ' % header)
ln = '%s %s\n' % (header, body)
if gs.PY3K:
proc.stdin.write(bytes(ln, 'UTF-8'))
else:
proc.stdin.write(ln)
except Exception:
killSrv()
gs.println(gs.traceback())
except Exception:
gs.println(gs.traceback())
break
def _send():
"""Polls the mg9_send_q queue, sending requests to margo. If the margo
process is not running _send() starts it and sets the PROC_ATTR_NAME attr.
"""
# TODO: REFACTOR.
while True:
try:
try:
method, arg, cb = gs.mg9_send_q.get()
# CEV: proc should be the margo process.
proc = gs.attr(PROC_ATTR_NAME)
# CEV: Looks like this starts/restarts the margo process.
if not proc or proc.poll() is not None:
killSrv()
if _inst_state() != "busy":
maybe_install()
# TODO: Improve the handling of install state.
while _inst_state() == "busy":
time.sleep(0.100)
# Margo path and command line options.
mg_bin = _margo_bin()
cmd = [
mg_bin,
"-oom",
gs.setting("margo_oom", 0),
"-poll",
30,
"-tag",
TAG,
]
c = sh.Command(cmd)
c.stderr = gs.LOGFILE
c.env = {"GOGC": 10, "XDG_CONFIG_HOME": gs.home_path()}
pr = c.proc()
if pr.ok:
proc = pr.p
err = ""
else:
proc = None
err = "Exception: %s" % pr.exc
if err or not proc or proc.poll() is not None:
killSrv()
_call(cb, {}, "Abort. Cannot start MarGo: %s" % err)
continue
# Set the process name
gs.set_attr(PROC_ATTR_NAME, proc)
# Launch stdout feed.
gsq.launch(DOMAIN, lambda: _read_stdout(proc))
req = Request(f=cb, method=method)
gs.set_attr(REQUEST_PREFIX + req.token, req)
header, err = gs.json_encode(req.header())
if err:
_cb_err(cb, "Failed to construct ipc header: %s" % err)
continue
body, err = gs.json_encode(arg)
if err:
_cb_err(cb, "Failed to construct ipc body: %s" % err)
continue
ev.debug(DOMAIN, "margo request: %s " % header)
ln = "%s %s\n" % (header, body)
try:
if gs.PY3K:
proc.stdin.write(bytes(ln, "UTF-8"))
else:
proc.stdin.write(ln)
except Exception as ex:
_cb_err(cb, "Cannot talk to MarGo: %s" % err)
killSrv()
gs.println(gs.traceback())
except Exception:
killSrv()
gs.println(gs.traceback())
except Exception:
gs.println(gs.traceback())
break
def _send():
while True:
try:
try:
method, arg, cb = gs.mg9_send_q.get()
proc = gs.attr(PROC_ATTR_NAME)
if not proc or proc.poll() is not None:
killSrv()
if gs.attr(_inst_name(), "") != "busy":
maybe_install()
if not gs.checked(DOMAIN, "launch _recv"):
gsq.launch(DOMAIN, _recv)
while gs.attr(_inst_name(), "") == "busy":
time.sleep(0.100)
mg_bin = _margo_bin()
cmd = [mg_bin, "-oom", gs.setting("margo_oom", 0), "-poll", 30, "-tag", TAG]
if os.path.exists(mg_bin):
c = sh.Command(cmd)
c.stderr = gs.LOGFILE
c.env = {"GOGC": 10, "XDG_CONFIG_HOME": gs.home_path()}
pr = c.proc()
if pr.ok:
proc = pr.p
err = ""
else:
proc = None
err = "Cannot start MarGo: %s" % pr.exc
else:
proc = None
err = "Can't find the MarGo binary at `%s`" % mg_bin
if err or not proc or proc.poll() is not None:
killSrv()
gs.notice(DOMAIN, "Cannot start MarGo:\n%s" % err)
try:
cb({}, "Abort. Cannot start MarGo")
except:
pass
continue
gs.set_attr(PROC_ATTR_NAME, proc)
gsq.launch(DOMAIN, lambda: _read_stdout(proc))
req = Request(f=cb, method=method)
gs.set_attr(REQUEST_PREFIX + req.token, req)
header, err = gs.json_encode(req.header())
if err:
_cb_err(cb, "Failed to construct ipc header: %s" % err)
continue
body, err = gs.json_encode(arg)
if err:
_cb_err(cb, "Failed to construct ipc body: %s" % err)
continue
ev.debug(DOMAIN, "margo request: %s " % header)
ln = "%s %s\n" % (header, body)
try:
if gs.PY3K:
proc.stdin.write(bytes(ln, "UTF-8"))
else:
proc.stdin.write(ln)
except Exception as ex:
_cb_err(cb, "Cannot talk to MarGo: %s" % err)
killSrv()
gs.println(gs.traceback())
except Exception:
killSrv()
gs.println(gs.traceback())
except Exception:
gs.println(gs.traceback())
break
def _send():
while True:
try:
try:
method, arg, cb = gs.mg9_send_q.get()
proc = gs.attr(PROC_ATTR_NAME)
if not proc or proc.poll() is not None:
killSrv()
if gs.attr(INSTALL_ATTR_NAME) != "busy":
maybe_install()
if not gs.checked(DOMAIN, 'launch _recv'):
gsq.launch(DOMAIN, _recv)
while gs.attr(INSTALL_ATTR_NAME) == "busy":
time.sleep(0.100)
proc, _, err = gsshell.proc(
[_margo_bin(), '-poll', 30, '-tag', TAG],
stderr=gs.LOGFILE,
env={
'XDG_CONFIG_HOME': gs.home_path(),
})
gs.set_attr(PROC_ATTR_NAME, proc)
if not proc:
gs.notice(DOMAIN, 'Cannot start MarGo: %s' % err)
try:
cb({}, 'Abort. Cannot start MarGo')
except:
pass
continue
gsq.launch(DOMAIN, lambda: _read_stdout(proc))
req = Request(f=cb, method=method)
gs.set_attr(REQUEST_PREFIX + req.token, req)
header, err = gs.json_encode(req.header())
if err:
_cb_err('Failed to construct ipc header: ' % err)
continue
body, err = gs.json_encode(arg)
if err:
_cb_err(cb, 'Failed to construct ipc body: ' % err)
continue
gs.debug(DOMAIN, 'margo request: %s ' % header)
ln = '%s %s\n' % (header, body)
if gs.PY3K:
proc.stdin.write(bytes(ln, 'UTF-8'))
else:
proc.stdin.write(ln)
except Exception:
killSrv()
gs.println(gs.traceback())
except Exception:
gs.println(gs.traceback())
break