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"""TODO:
* changing values in TOOL e.g. './bughelper' into 'bughelper'
* remove logging.debug statements
* push changes before finish
* using bzr API (?)
"""
import threading
import time
import Queue
import subprocess
import tempfile
import glob
import ConfigParser
import os
import shutil
import logging
import optparse
import libxml2
from bugHelper.commandLine import commandLine
import bugHelper.bzrutils as bzrutils
from bugHelper.config import Config
ERROR_LOG = {}
all_taskfiles = {}
removedfiles = set()
settings = {}
index = None
TOOLS = {"bughelper": "./bughelper", "bugnumbers": "./bugnumbers"}
FORMAT_FILEEXTENSION = {"plain": "txt", "wiki": "txt", "html": "html"}
class IndexFile(object):
style_row = [""," bgcolor='gainsboro'"]
def __init__(self, f):
self.__items = {"bughelper-server": [], "bughelper-cron": []}
self.__old = {"bughelper-server": {}, "bughelper-cron": {}}
try:
old = libxml2.htmlParseFile("%s/index.html" %settings["result-path"], None)
x = old.xpathEval("//tr[@id]")
for i in x:
content = {}
id = i.prop("id")
y = i.xpathEval("td[1]/a")
filename = y[0].prop("href")
description = y[0].content
y = i.xpathEval("td[2]/small")
commandline = y[0].content.split()
self.__old[id.split("_")[0]][id] = {"cline": commandline, "resultfile": filename,
"description": description}
except:
pass
self.fileobj = file(f, "w+")
self._header()
self.__start = time.time()
def additem(self, content, type="bughelper-server"):
h = "%s_%s" %(type, hash(" ".join(content["cline"])))
try:
del self.__old[type][h]
except: pass
self.__items[type].append(content)
def _add(self, content, type):
h = "%s_%s" %(type, hash(" ".join(content["cline"])))
self._write("""
<tr%s id="%s">
<td><a href='%s'>%s</a></td>
<td><small>%s</small></td>
<tr>
""" %(IndexFile.style_row[self.__rowcount], h, content["resultfile"],
content["description"], " ".join(content["cline"])))
self.__rowcount = not(self.__rowcount)
def _write(self, text):
self.fileobj.write(text)
def _header(self):
self._write("""<html>
<title>bughelper-server index</title>
<body>""")
def _footer(self):
now = time.time()
diff = now - self.__start
self._write("""<small>This output was generated on %s in %.2d:%.2d:%.2d</small>
</body>
</html>""" %(time.strftime("%a, %d %b %Y %H:%M %Z"), int(diff)//3600, (int(diff)%3600)//60, (int(diff)%3600)%60))
def _table_header(self, description):
self.__rowcount = 0
self._write("""<h3>%s</h3><br>
<table>
<thead>
<tr>
<th>file</th>
<th>commandline</th>
</tr>
</thead>""" %description)
def _table_footer(self):
self._write("""</table>""")
def close(self):
if self.__items["bughelper-server"] or self.__old["bughelper-server"]:
self._table_header("output of bughelper-server")
for i in self.__items["bughelper-server"]:
self._add(i, "bughelper-server")
for v in self.__old["bughelper-server"].itervalues():
if os.path.exists(os.path.join(settings["result-path"], v["resultfile"])):
self._add(v, "bughelper-server")
self._table_footer()
if self.__items["bughelper-cron"] or self.__old["bughelper-cron"]:
self._table_header("output of bughelper-cron")
for i in self.__items["bughelper-cron"]:
self._add(i, "bughelper-cron")
for v in self.__old["bughelper-cron"].itervalues():
if os.path.exists(os.path.join(settings["result-path"], v["resultfile"])):
self._add(v, "bughelper-cron")
self._table_footer()
self._footer()
self.fileobj.close()
def _get_settings():
s = ConfigParser.ConfigParser()
s.readfp(open('bughelper-server-config'))
s.read([os.path.expanduser('~/.bughelper/bughelper-server-config')])
return dict([(x[0],os.path.expanduser(x[1])) for x in s.items("config")])
def _is_like_true(value):
if str(value).lower() in ["1", "true", "yes", "on"]:
return True
else:
return False
def _add_counter(d, k):
if k in d:
d[k] += 1
else:
d[k] = 1
return d
def lazy_makedir(dir):
if not os.path.exists(dir):
os.makedirs(dir)
def _move_done_taskfile(file):
assert file in all_taskfiles, "This should not happen, wrong name? '%s', %s" %(file, all_taskfiles)
if all_taskfiles[file] > 1:
all_taskfiles[file] -= 1
else:
f = os.path.split(file)
new_file = os.path.join(settings["done-path"], f[1])
shutil.move(file, new_file)
removedfiles.add(f[1])
del all_taskfiles[file]
return 0
def showResults():
while True:
try:
id, result = resultsQueue.get_nowait()
except Queue.Empty:
return
if "sourcefile" in workRequests[id]:
f = workRequests[id]["sourcefile"]
_move_done_taskfile(workRequests[id]["sourcefile"])
type = "bughelper-server"
elif "cluefile" in workRequests[id]:
f = workRequests[id]["cluefile"]
type = "bughelper-cron"
else:
f = "<unknown source>, (description: %s)" %workRequests[id]["description"]
type = "bughelper-cron"
ERROR_LOG[id].flush()
ERROR_LOG[id].seek(0)
if result:
logging.warning("failed to process '%s'\nCommandline: %s\n%s" %(f, workRequests[id]["cline"], ERROR_LOG[id].read()))
else:
logging.info("successfully proceed '%s'; output in '%s'" %(f, workRequests[id]["resultfile"]))
x = ERROR_LOG[id].read()
if x:
logging.debug("Messages while proceeding '%s':\n%s" %(f, x))
index.additem(workRequests[id], type)
del workRequests[id]
ERROR_LOG[id].close()
def bughelper_subprocess(args, filename, id=None):
assert id in ERROR_LOG, "Missing Log-object"
return subprocess.Popen(args, stdout=open(os.path.join(tmpdir, filename), "w"), stderr=ERROR_LOG[id]).wait() #, stderr=tempfile.TemporaryFile()
class Worker(threading.Thread):
requestID = 0
def __init__(self, requestQueue, resultQueue, **kwds):
threading.Thread.__init__(self, **kwds)
self.setDaemon(1)
self.workRequestQueue = requestQueue
self.resultQueue = resultQueue
self.start()
def performWork(self, args, filename):
Worker.requestID += 1
ERROR_LOG[Worker.requestID] = tempfile.TemporaryFile()
self.workRequestQueue.put((Worker.requestID, args, filename))
return Worker.requestID
def run(self):
while True:
requestID, args, filename = self.workRequestQueue.get()
self.resultQueue.put((requestID, bughelper_subprocess(args, filename, requestID)))
if __name__ == "__main__":
p = optparse.OptionParser()
p.add_option("--exclude-no-package", dest="exclude_no_package", action="store_true", default=False)
p.add_option("--exclude-clues", dest="exclude_clues", action="store_true", default=False)
p.add_option("--exclude-tasks", dest="exclude_tasks", action="store_true", default=False)
p.add_option("--debug", dest="debug", action="store_true", default=False)
options, arguments = p.parse_args()
bughelper_config = Config("~/.bughelper/config")
settings = _get_settings()
lazy_makedir(settings["result-path"])
lazy_makedir(settings["log-path"])
logging.basicConfig(level=logging.DEBUG,
format='%(asctime)s %(levelname)8s %(message)s',
filename=os.path.join(settings["log-path"], 'bughelper-server.log'),
filemode='a')
tmpdir = tempfile.mkdtemp()
logging.debug("created tmpdir: %s" %tmpdir)
index = IndexFile("%s/index.html" %tmpdir)
logging.debug("start server")
tool = None
# Create queue
requestsQueue = Queue.Queue()
resultsQueue = Queue.Queue()
for i in range(5):
worker = Worker(requestsQueue, resultsQueue, name='worker %i' % (i+1))
workRequests = {}
if not options.exclude_tasks:
try:
bzrutils.update_branch(settings["task-path"], None, settings["branch"])
except bzrutils.BzrError, e:
logging.warning("failt to pull changes:\n%s" %e)
lazy_makedir(settings["done-path"])
logging.debug("parse cl-options")
c = commandLine(prog="bughelper")
default_format = c.parser.defaults["format"]
long_store = set([i._long_opts[0] for i in c.parser._get_all_options() if i._long_opts and i.action == "store"])
long_store -= set(["--file", "--debug"])
long_bool = set([i._long_opts[0] for i in c.parser._get_all_options() if i._long_opts and i.action == "store_true"])
logging.debug("parse task files")
tasks = {}
for f in glob.glob("%s/*.task" %settings["task-path"]):
config = ConfigParser.ConfigParser()
config.readfp(open(f))
tasks[f] = {}
for s in config.sections():
opt = []
if not config.has_option(s, "tool"):
config.set(s, "tool", "bughelper")
for i in config.items(s):
o = "--%s" %i[0].lower()
if o in long_store:
opt.extend((o, i[1]))
elif o in long_bool and _is_like_true(i[1]):
opt.append(o)
elif i[0] == "tool":
if i[1] not in TOOLS:
logging.warning("invalid value %s ('%s.tool' in %s)" %(i[1], s, f))
break #do not continue parsing of this section
config.set(s, "tool", TOOLS[i[1]])
else:
logging.warning("invalid option '%s.%s' in %s" %(s, i[0], f))
break #do not continue parsing of this section
else: #only continue if parsing of options in section is successfull
if config.has_option(s, "format"):
x = config.get(s, "format")
if x not in FORMAT_FILEEXTENSION:
logging.warning("unknown value %s ('%s.format' in %s)" %(x, s, f))
continue #only continue if format is valid
ext = FORMAT_FILEEXTENSION[x]
else:
ext = FORMAT_FILEEXTENSION[default_format]
if not config.has_option(s, "description"):
config.set(s, "description", s)
if opt:
opt.insert(0, config.get(s, "tool"))
if options.debug:
opt.append("--debug")
tasks[f][s] = {"cmd": opt, "extension": ext, "description": config.get(s, "description")}
all_taskfiles = _add_counter(all_taskfiles, f)
if not tasks[f]:
del tasks[f]
del all_taskfiles[f]
logging.debug("create worker for task files")
for file, task in tasks.iteritems():
f = os.path.splitext(os.path.split(file)[1])[0]
for key, value in task.items():
id = worker.performWork(value["cmd"], "%s.%s.%s" %(f, key, value["extension"]))
workRequests[id] = {"cline": value["cmd"],
"resultfile": "%s.%s.%s" %(f, key, value["extension"]),
"sourcefile": file, "description": value["description"]}
showResults()
if not options.exclude_clues:
logging.debug("create worker for clue files")
for cluefile in glob.glob("%s/*.info" % bughelper_config.packages_dir):
packagename = os.path.basename(cluefile).split(".info")[0]
cmdline = [TOOLS["bughelper"], "--package", packagename, "-AU", "--verbose", "2", "--format", "html"]
if options.debug:
cmdline.append("--debug")
id = worker.performWork(cmdline, "%s.bughelper-cron.html" %packagename)
workRequests[id] = {"cline": cmdline,
"resultfile": "%s.bughelper-cron.html" %packagename,
"cluefile": cluefile, "description": "bugs in %s" %packagename}
showResults()
if not options.exclude_no_package:
logging.debug("create worker for non-package query")
cmdline = [TOOLS["bughelper"], "--url", "https://bugs.launchpad.net/ubuntu/+bugs?field.has_no_package=on", "-AH", "--verbose", "2", "--format", "html"]
if options.debug:
cmdline.append("--debug")
id = worker.performWork(cmdline, "ubuntu_no_package.bughelper-cron.html")
workRequests[id] = {"cline": cmdline,
"resultfile": "ubuntu_no_package.bughelper-cron.html",
"description": "bugs in ubuntu with no package"}
while workRequests:
showResults()
index.close()
logging.debug("(re)move tmp-files")
for f in glob.glob("%s/*" %tmpdir):
shutil.move(f, settings["result-path"])
shutil.rmtree(tmpdir)
if removedfiles:
logging.debug("commit changes")
description = ""
for i in removedfiles:
description = "%s * removed %s\n" %(description, i)
id = Worker.requestID + 1
ERROR_LOG[id] = tempfile.TemporaryFile()
p = subprocess.Popen(["bzr","commit", "-m", description], cwd=settings["task-path"], stderr=subprocess.STDOUT, stdout=ERROR_LOG[id]).wait()
if p:
ERROR_LOG[id].flush()
ERROR_LOG[id].seek(0)
logging.warning("failed to commit changes to %s\n%s" %(settings["task-path"], ERROR_LOG[id].read()))
else:
logging.info("successfully committed changes to %s" %settings["task-path"])
ERROR_LOG[id].close()
logging.debug("finish server")
|