def adminRestart(handler, now = False):
handler.title('Restart')
requirePriv(handler, 'Admin')
if now:
# This is a POST, so we've already blocked other requests and it's safe to restart
Event.restart(handler)
brick("Restart triggered by %s" % handler.session['user'].username) # This string is checked for in main
server().stop()
else:
print "<img src=\"/static/images/loading.gif\"> Restarting..."
def adminInfo(handler):
handler.title('Information')
requirePriv(handler, 'Admin')
print "<div class=\"info\">"
print "<h3>Uptime</h3>"
loadTime = getLoadtime()
print "Started %s<br>" % loadTime
print "Up for %s<br>" % timesince(loadTime)
print "Total requests: %d<br>" % server().getTotalRequests()
print "<form method=\"post\" action=\"/admin/restart\">"
print Button('Restart', type = 'submit').negative()
print "</form>"
print "<h3>Threads</h3>"
print "<table border=\"1\" cellspacing=\"0\" cellpadding=\"4\">"
print "<tr><th>ID</th><th class=\"main\">Name</th><th>Alive</th><th>Daemon</th></tr>"
for thread in sorted(threads(), key = lambda thread: thread.name):
print "<tr><td>%s</td><td>" % ('None' if thread.ident is None else "%x" % abs(thread.ident))
print thread.name
print "<br>"
try:
print CollapsibleBox('Traceback', formatTrace(traceback.extract_stack(sys._current_frames()[thread.ident])))
except Exception:
pass
print "</td><td class=\"%s\"> </td><td class=\"%s\"> </td></tr>" % ('yes' if thread.isAlive() else 'no', 'yes' if thread.daemon else 'no')
print "</table>"
print "<h3>Locks</h3>"
print "<table border=\"1\" cellspacing=\"0\" cellpadding=\"4\">"
print "<tr><th class=\"main\">Name</th><th>Available</th><th>Reentrant</th></tr>"
for (name, lock) in sorted(locks.iteritems()):
print "<tr><td>"
print name
avail = lock.avail()
if not avail:
print "<br>"
writer = ResponseWriter()
try:
owner, tb = lock.owner, lock.tb
name = ("%x" % abs(owner)) if owner else 'None'
#TODO Is there no O(1) way to do this?
for thread in threads():
if thread.ident == owner:
name = "%s (%x)" % (thread.name, abs(owner))
break
print "Owned by: <b>%s</b><br><br>" % name
if tb:
print "Acquisition traceback:<br>"
print formatTrace(tb)
print "<br>"
print "Current traceback:<br>"
print formatTrace(traceback.extract_stack(sys._current_frames()[owner]))
except Exception, e:
writer.clear()
print "<i>(Unable to retrieve stack trace)</i>"
print CollapsibleBox('Ownership', writer.done())
print "</td><td class=\"%s\">%s</td><td class=\"%s\"> </td></tr>" % ('yes' if avail else 'no', ' ' if avail else (lock.owner or '???'), 'yes' if lock.reentrant() else 'no')
def run(self): writer = ResponseWriter() lock = server().block_requests() try: self.fn() self.log = writer.done() except Exception, e: writer.done() self.log = "<div style=\"font-weight: bold; color: #f00\">%s</div>" % stripTags(str(e))
def do_POST(self): lock = server().block_requests(expected = 1) try: ParentHandler.do_POST(self) finally: lock.release()
