test_ok1/py/test/rsession/web.py

446 lines
15 KiB
Python

""" web server for py.test
"""
from BaseHTTPServer import HTTPServer, BaseHTTPRequestHandler
import thread, threading
import re
import time
import random
import Queue
import os
import sys
import socket
import py
from py.__.test.rsession.rsession import RSession
from py.__.test.rsession import repevent
from py.__.test import collect
from py.__.test.rsession.webdata import json
DATADIR = py.path.local(__file__).dirpath("webdata")
FUNCTION_LIST = ["main", "show_skip", "show_traceback", "show_info", "hide_info",
"show_host", "hide_host", "hide_messagebox", "opt_scroll"]
try:
from pypy.rpython.ootypesystem.bltregistry import MethodDesc, BasicExternal,\
described
from pypy.translator.js.main import rpython2javascript
from pypy.translator.js import commproxy
from pypy.rpython.extfunc import _callable
commproxy.USE_MOCHIKIT = False
IMPORTED_PYPY = True
except (ImportError, NameError):
class BasicExternal(object):
pass
def described(*args, **kwargs):
def decorator(func):
return func
return decorator
def _callable(*args, **kwargs):
pass
IMPORTED_PYPY = False
def add_item(event):
""" A little helper
"""
item = event.item
itemtype = item.__class__.__name__
itemname = item.name
fullitemname = "/".join(item.listnames())
d = {'fullitemname': fullitemname, 'itemtype': itemtype,
'itemname': itemname}
#if itemtype == 'Module':
try:
d['length'] = str(len(list(event.item._tryiter())))
except:
d['length'] = "?"
return d
class MultiQueue(object):
""" a tailor-made queue (internally using Queue) for py.test.rsession.web
API-wise the main difference is that the get() method gets a sessid
argument, which is used to determine what data to feed to the client
when a data queue for a sessid doesn't yet exist, it is created, and
filled with data that has already been fed to the other clients
"""
def __init__(self):
self._cache = []
self._session_queues = {}
self._lock = py.std.thread.allocate_lock()
def put(self, item):
self._lock.acquire()
try:
self._cache.append(item)
for key, q in self._session_queues.items():
q.put(item)
finally:
self._lock.release()
def _del(self, sessid):
self._lock.acquire()
try:
del self._session_queues[sessid]
finally:
self._lock.release()
def get(self, sessid):
self._lock.acquire()
try:
if not sessid in self._session_queues:
self._create_session_queue(sessid)
finally:
self._lock.release()
return self._session_queues[sessid].get(sessid)
def empty(self):
self._lock.acquire()
try:
if not self._session_queues:
return not len(self._cache)
for q in self._session_queues.values():
if not q.empty():
return False
finally:
self._lock.release()
return True
def empty_queue(self, sessid):
return self._session_queues[sessid].empty()
def _create_session_queue(self, sessid):
self._session_queues[sessid] = q = Queue.Queue()
for item in self._cache:
q.put(item)
class ExportedMethods(BasicExternal):
_render_xmlhttp = True
def __init__(self):
self.pending_events = MultiQueue()
self.start_event = threading.Event()
self.end_event = threading.Event()
self.skip_reasons = {}
self.fail_reasons = {}
self.stdout = {}
self.stderr = {}
self.all = 0
self.to_rsync = {}
def findmodule(self, item):
# find the most outwards parent which is module
current = item
while current:
if isinstance(current, collect.Module):
break
current = current.parent
if current is not None:
return str(current.name), str("/".join(current.listnames()))
else:
return str(item.parent.name), str("/".join(item.parent.listnames()))
def show_hosts(self):
self.start_event.wait()
to_send = {}
for host in self.hosts:
to_send[host.hostid] = host.hostname
return to_send
show_hosts = described(retval={str:str}, args=[('callback',
_callable([{str:str}]))])(show_hosts)
def show_skip(self, item_name="aa"):
return {'item_name': item_name,
'reason': self.skip_reasons[item_name]}
show_skip = described(retval={str:str}, args=[('item_name',str),('callback',
_callable([{str:str}]))])(show_skip)
def show_fail(self, item_name="aa"):
return {'item_name':item_name,
'traceback':str(self.fail_reasons[item_name]),
'stdout':self.stdout[item_name],
'stderr':self.stderr[item_name]}
show_fail = described(retval={str:str}, args=[('item_name',str),('callback',
_callable([{str:str}]))])(show_fail)
_sessids = None
_sesslock = py.std.thread.allocate_lock()
def show_sessid(self):
if not self._sessids:
self._sessids = []
self._sesslock.acquire()
try:
while 1:
sessid = ''.join(py.std.random.sample(
py.std.string.lowercase, 8))
if sessid not in self._sessids:
self._sessids.append(sessid)
break
finally:
self._sesslock.release()
return sessid
show_sessid = described(retval=str, args=[('callback',
_callable([str]))])(show_sessid)
def failed(self, **kwargs):
if not 'sessid' in kwargs:
return
sessid = kwargs['sessid']
to_del = -1
for num, i in enumerate(self._sessids):
if i == sessid:
to_del = num
if to_del != -1:
del self._sessids[to_del]
self.pending_events._del(kwargs['sessid'])
def show_all_statuses(self, sessid=-1):
retlist = [self.show_status_change(sessid)]
while not self.pending_events.empty_queue(sessid):
retlist.append(self.show_status_change(sessid))
retval = retlist
return retval
show_all_statuses = described(retval=[{str:str}],args=
[('sessid',str), ('callback',_callable([[{str:str}]]))])(show_all_statuses)
def show_status_change(self, sessid):
event = self.pending_events.get(sessid)
if event is None:
self.end_event.set()
return {}
# some dispatcher here
if isinstance(event, repevent.ReceivedItemOutcome):
args = {}
outcome = event.outcome
for key, val in outcome.__dict__.iteritems():
args[key] = str(val)
args.update(add_item(event))
mod_name, mod_fullname = self.findmodule(event.item)
args['modulename'] = str(mod_name)
args['fullmodulename'] = str(mod_fullname)
fullitemname = args['fullitemname']
if outcome.skipped:
self.skip_reasons[fullitemname] = outcome.skipped
elif outcome.excinfo:
self.fail_reasons[fullitemname] = self.repr_failure_tblong(
event.item, outcome.excinfo, outcome.excinfo.traceback)
self.stdout[fullitemname] = outcome.stdout
self.stderr[fullitemname] = outcome.stderr
elif outcome.signal:
self.fail_reasons[fullitemname] = "Received signal %d" % outcome.signal
self.stdout[fullitemname] = outcome.stdout
self.stderr[fullitemname] = outcome.stderr
if event.channel:
args['hostkey'] = event.channel.gateway.host.hostid
else:
args['hostkey'] = ''
elif isinstance(event, repevent.ItemStart):
args = add_item(event)
elif isinstance(event, repevent.TestFinished):
args = {}
args['run'] = str(self.all)
args['fails'] = str(len(self.fail_reasons))
args['skips'] = str(len(self.skip_reasons))
elif isinstance(event, repevent.SendItem):
args = add_item(event)
args['hostkey'] = event.channel.gateway.host.hostid
elif isinstance(event, repevent.HostRSyncRootReady):
self.ready_hosts[event.host] = True
args = {'hostname' : event.host.hostname, 'hostkey' : event.host.hostid}
elif isinstance(event, repevent.FailedTryiter):
args = add_item(event)
elif isinstance(event, repevent.SkippedTryiter):
args = add_item(event)
args['reason'] = str(event.excinfo.value)
else:
args = {}
args['event'] = str(event)
args['type'] = event.__class__.__name__
return args
def repr_failure_tblong(self, item, excinfo, traceback):
lines = []
for index, entry in py.builtin.enumerate(traceback):
lines.append('----------')
lines.append("%s: %s" % (entry.path, entry.lineno))
lines += self.repr_source(entry.relline, entry.source)
lines.append("%s: %s" % (excinfo.typename, excinfo.value))
return "\n".join(lines)
def repr_source(self, relline, source):
lines = []
for num, line in enumerate(str(source).split("\n")):
if num == relline:
lines.append(">>>>" + line)
else:
lines.append(" " + line)
return lines
def report_ReceivedItemOutcome(self, event):
self.all += 1
self.pending_events.put(event)
def report_FailedTryiter(self, event):
fullitemname = "/".join(event.item.listnames())
self.fail_reasons[fullitemname] = self.repr_failure_tblong(
event.item, event.excinfo, event.excinfo.traceback)
self.stdout[fullitemname] = ''
self.stderr[fullitemname] = ''
self.pending_events.put(event)
def report_ItemStart(self, event):
if isinstance(event.item, py.test.collect.Module):
self.pending_events.put(event)
def report_unknown(self, event):
# XXX: right now, we just pass it for showing
self.pending_events.put(event)
def _host_ready(self, event):
self.pending_events.put(event)
def report_HostGatewayReady(self, item):
self.to_rsync[item.host] = len(item.roots)
def report_HostRSyncRootReady(self, item):
self.to_rsync[item.host] -= 1
if not self.to_rsync[item.host]:
self._host_ready(item)
def report_TestStarted(self, event):
# XXX: It overrides out self.hosts
self.hosts = {}
self.ready_hosts = {}
for host in event.hosts:
self.hosts[host] = host
self.ready_hosts[host] = False
self.start_event.set()
self.pending_events.put(event)
def report(self, what):
repfun = getattr(self, "report_" + what.__class__.__name__,
self.report_unknown)
try:
repfun(what)
except (KeyboardInterrupt, SystemExit):
raise
except:
print "Internal reporting problem"
excinfo = py.code.ExceptionInfo()
for i in excinfo.traceback:
print str(i)[2:-1]
print excinfo
## try:
## self.wait_flag.acquire()
## self.pending_events.insert(0, event)
## self.wait_flag.notify()
## finally:
## self.wait_flag.release()
exported_methods = ExportedMethods()
class TestHandler(BaseHTTPRequestHandler):
exported_methods = exported_methods
def do_GET(self):
path = self.path
if path.endswith("/"):
path = path[:-1]
if path.startswith("/"):
path = path[1:]
m = re.match('^(.*)\?(.*)$', path)
if m:
path = m.group(1)
getargs = m.group(2)
else:
getargs = ""
name_path = path.replace(".", "_")
method_to_call = getattr(self, "run_" + name_path, None)
if method_to_call is None:
exec_meth = getattr(self.exported_methods, name_path, None)
if exec_meth is None:
self.send_error(404, "File %s not found" % path)
else:
try:
self.serve_data('text/json',
json.write(exec_meth(**self.parse_args(getargs))))
except socket.error:
# client happily disconnected
exported_methods.failed(**self.parse_args(getargs))
else:
method_to_call()
def parse_args(self, getargs):
# parse get argument list
if getargs == "":
return {}
unquote = py.std.urllib.unquote
args = {}
arg_pairs = getargs.split("&")
for arg in arg_pairs:
key, value = arg.split("=")
args[unquote(key)] = unquote(value)
return args
def log_message(self, format, *args):
# XXX just discard it
pass
do_POST = do_GET
def run_(self):
self.run_index()
def run_index(self):
data = py.path.local(DATADIR).join("index.html").open().read()
self.serve_data("text/html", data)
def run_jssource(self):
js_name = py.path.local(__file__).dirpath("webdata").join("source.js")
web_name = py.path.local(__file__).dirpath().join("webjs.py")
if IMPORTED_PYPY and web_name.mtime() > js_name.mtime():
from py.__.test.rsession import webjs
javascript_source = rpython2javascript(webjs,
FUNCTION_LIST, use_pdb=False)
open(str(js_name), "w").write(javascript_source)
self.serve_data("text/javascript", javascript_source)
else:
js_source = open(str(js_name), "r").read()
self.serve_data("text/javascript", js_source)
def serve_data(self, content_type, data):
self.send_response(200)
self.send_header("Content-type", content_type)
self.send_header("Content-length", len(data))
self.end_headers()
self.wfile.write(data)
def start_server(server_address = ('', 8000), handler=TestHandler, start_new=True):
httpd = HTTPServer(server_address, handler)
if start_new:
thread.start_new_thread(httpd.serve_forever, ())
print "Server started, listening on port %d" % (httpd.server_port,)
return httpd
else:
print "Server started, listening on port %d" % (httpd.server_port,)
httpd.serve_forever()
def kill_server():
exported_methods.pending_events.put(None)
while not exported_methods.pending_events.empty():
time.sleep(.1)
exported_methods.end_event.wait()