def start(self):
"""
Start threads and directory observer.
"""
#start threads
for threadid in range(1,self.options.threads):
print "start proc [",threadid,"]"
worker=Process(target=funcworker, args=(self,threadid))
worker.daemon=True
self.pool.append(worker)
worker.start()
#self.processimage(picture,options)
self.starttime=time.time()
if self.options.watch:
eventhandler=addtoqueue(self.picturequeue)
self.observer = Observer()
self.observer.schedule(eventhandler, self.args[0], recursive=True)
self.observer.start()
#We let the master process do some work because its useful for matplotlib.
if not self.options.nowalk:
self.fillqueuewithexistingfiles()
if self.options.servermode:
context = zmq.Context()
socket = context.socket(zmq.REQ)
tokenlist= self.conf['Server'].split(":")
server=":".join([tokenlist[0],tokenlist[1],self.options.serverport])
print server
socket.connect (server)
from Leash import addauthentication
try:
while ( self.options.servermode or
(not self.picturequeue.empty())
or (self.dirwalker and self.dirwalker.is_alive() )
or self.options.watch):
try:
picture = self.picturequeue.get(timeout=1)
except Empty:
continue
lastfile, data =self.procimage(picture,0)
if self.options.servermode:
request={"command":"putplotdata","argument":{"data":{
"result":"plot","data":{"filename":lastfile,"graphs":data,
"stat":{}}
}}}
socket.send_multipart([json.dumps(addauthentication( request,self.conf))])
socket.recv()
if np.mod(self.allp.value,500)==0:
self.timreport()
except KeyboardInterrupt:
pass
if self.options.servermode:
context.destroy()
self.stop()
self.timreport()
return self.allp.value, time.time()-self.starttime
def startservers(serverconfs):
Servers = []
for serverid, serverconf in enumerate(serverconfs):
Servers.append(
Process(target=saxsdogserver,
args=(serverconf, serverid, None, None)))
Servers[-1].start()
def start_image_queue(self,object,attachment):
"""
prepare new image queue
start processing threads
"""
self.lasttime=time.time()
self.lastcount=0
self.history=history()
self.attachments=[]
try:
self._checkdirectorycollision(object['argument']['calibration']['Directory'])
for attachstr in attachment:
self.attachments.append(json.loads(attachstr))
self.calibration=object['argument']['calibration']
if object['argument']['calibration'].get("Threads")>0:
self.threads=object['argument']['calibration'].get("Threads")
else:
self.threads=self.options.threads
self.threads=max(self.threads,2)
print "abort old queue"
if self.imagequeue:
self.queue_abort()
print "aborted old queue"
o=atrdict.AttrDict({"plotwindow":False,"threads":self.threads,
"watch":self.options.watchdir,
"watchdir":os.sep.join(object['argument']['calibration'].get("Directory")),
"servermode":True,
"silent":True,"plotwindow":False,
"walkdirinthreads":True,
"outdir":self.options.outdir,
"relpath":self.options.relpath,
"writesvg":False,
"writepng":False,"resume":False,
"serverport":self.serverport,
"nowalk":True,
"GISAXSmode":self.calibration["GISAXSmode"],
"livefilelist":"xxx",
"OverwriteFiles":False
})
cals=[]
dir=os.path.normpath(
os.path.join(
self.serverdir,
os.sep.join(object['argument']['calibration'].get('Directory')
)))
if "Masks" in object['argument']['calibration']:
for mnumber,mask in enumerate(object['argument']['calibration']["Masks"]):
cals.append(calibration.calibration(
object['argument']['calibration'],
mask,
self.attachments[mnumber]))
if "Slices" in object['argument']['calibration']:
for slice in object['argument']['calibration']["Slices"]:
cals.append(GISAXSSlices.slice(object['argument']['calibration'],slice,self.attachments))
if self.calibration["OverwriteFiles"]:
o["OverwriteFiles"]=True
'''Create empty file for filelisting'''
filelist_path="xxx"
if self.calibration["Live-Filelisting"]:
filelist_path = os.path.join(os.path.split(dir)[0],"results")
filelist_name = "filelist_" + os.path.split(dir)[1]+".log"
filelist_path = os.path.join(filelist_path,filelist_name)
try:
open(filelist_path, "w+").close()
o["livefilelist"]=filelist_path
except:
print "Couldn't open " + filelist_path
self.imagequeue=imagequeuelib.imagequeue(cals,
o,dir,self.serverconf)
print "startimgq"
self.imagequeueprocess=Process(target=self.imagequeue.start)
self.imagequeueprocess.start()
print "listening to feeder"
serverdir= self.serverdir
self.feederproc=Process(target=subscribeToFileChanges,args=
(self.imagequeue,
self.feederurl,
dir,
serverdir
)
)
print "directory to watch "+dir
self.feederproc.start()
self.queuestatrtime=time.time()
self.plotresult={"result":"Empty","data":{"stat":self.stat()}}
result={"result":"new queue","data":{"cal":object['argument']['calibration']}}
except IOError as e:
result={"result":"IOError","data":{"Error": str(e).replace("\n"," ")}}
except ValueError as e:
result={"result":"ValueError","data":{"Error": str(e)}}
except Exception as e:
result={"result":"Error","data":{"Error": str(e)}}
print e
return result
class Server():
"""
class to manage a saxsdog server
"""
def __init__(self,conf,serverid,stopflag=None,serverdir=None):
self.files=None
self.stopflag=stopflag
self.serverid=serverid
self.options, self.args=parsecommandline()
if len(self.args)==0:
self.args=["."]
if self.options.outdir!="" :
print '"'+self.options.outdir+'"'+" directory does not exist"
sys.exit()
if self.options.feederurl=="":
self.feederurl=conf["Feeder"]
self.serverconf=conf
self.comandosocket=None
if serverdir:
self.serverdir=serverdir
else:
self.serverdir=self.args[0]
self.commandschema=json.load(open(os.path.abspath(os.path.dirname(__file__))+'/LeashRequestSchema.json'))
self.imagequeue=None
self.feederproc=None
self.mergedataqueue=Queue()
self.mergecount=0
self.mergeresult={}
self.mergeprocess=None
self.mergestatus = ""
self.mergestatusprotocoll = ""
self.threads=self.options.threads
self.plotdata=None
def start(self):
"""
start server loop
"""
if self.options.port=="":
self.serverport=self.serverconf['Server'].split(':')[-1]
else:
self.serverport=self.options.port
self.secret=self.serverconf['Secret']
context = zmq.Context()
self.comandosocket = context.socket(zmq.REP)
print "server listenes at tcp://*:%s" % self.serverport
self.comandosocket.bind("tcp://*:%s" % self.serverport)
while True:
try:
message=self.comandosocket.recv_multipart()
object=json.loads(message[0])
validate(object,self.commandschema)
self.authenticate(object)
attachment=message[1:]
result=self.commandhandler(object,attachment)
except ValidationError as e:
result={"result":"ValidationError in request","data":e.message}
except ValueError as e:
result={"result":"ValueError in request","data":{"Error":e.message}}
except AuthenticationError as e:
result={"result":"AuthenticationError","data":{"Error":e.message}}
except KeyboardInterrupt:
context.destroy()
self.queue_abort()
except Exception as e:
result={"result":"ServerError","data":{"Error":e.message}}
print e
try:
self.comandosocket.send(json.dumps(result))
except Exception as e:
result={"result":"ServerError","data":{"Error":e.message}}
self.comandosocket.send(json.dumps(result))
if self.stopflag and self.stopflag.value==1:
print "#######STOP##########"
break
def authenticate(self,data):
"""
check signature of request
"""
sign=data['sign']
data["sign"]=""
m=hashlib.sha512()
now=time.time()
m.update(json.dumps(data, sort_keys=True))
m.update(self.secret)
if not abs(data["time"]-now)<900:
raise AuthenticationError("Untimely request.")
if not sign==m.hexdigest():
raise AuthenticationError("Wrong signature.")
def listdir(self,request):
print self.serverdir
dir= os.path.join( self.serverdir, os.sep.join(request["argument"]['directory']))
try:
files=os.listdir(os.path.join(dir))
print files
except OSError as e:
return {"result":"OSError","data":{"Error":str(e)}}
content=[]
for item in files:
if os.path.isdir(os.path.join(dir,item)):
content.append({"isdir":True,"path":item})
else:
content.append({"isdir":False,"path":item})
return {"result":"listdir","data":{"dircontent":content,"directory":dir.split(os.sep)}}
def commandhandler(self,object,attachment):
"""
"""
command=object['command']
#print "got: "+ command
if command=='new':
result= self.start_image_queue(object,attachment)
print str(datetime.datetime.now())+": new queue for:"
if object['argument']['calibration'].get("Directory"):
print " '"+os.sep.join(object['argument']['calibration'].get("Directory"))+"'"
elif command=='abort':
result=self.queue_abort()
elif command=='close':
result=self.queue_close()
elif command=="readdir":
result=self.readdir(object)
elif command=="listdir":
result=self.listdir(object)
elif command=="putplotdata":
result=self.updateplot(object)
elif command=="plot":
if self.imagequeue:
result=self.plot()
else:
result={"result":"no queue","data":{}}
elif command=="stat":
result={"result":"stat","data":{"stat":self.stat()}}
elif command=="get":
if self.imagequeue:
result={"result":"cal","data":{
"cal":self.calibration,
"attachments":self.attachments
}}
else:
result={"result":"no queue","data":{}}
elif command=="fileslist":
result=self.getresultfileslists()
elif command=="mergedata":
result=self.mergedatacommand(object['argument']["mergeconf"],attachment)
elif command=="getmergedata":
result=self.mergeresult
elif command=="mergestat":
result={"result":"stat","data":{"mergeinfo":self.mergestatus}}
self.mergestatusprotocoll+=self.mergestatus
self.mergestatus = ""
else:
result={"result":"ErrorNotimplemented","data":{"Error":command+" not implemented"}}
return result
def start_image_queue(self,object,attachment):
"""
prepare new image queue
start processing threads
"""
self.lasttime=time.time()
self.lastcount=0
self.history=history()
self.attachments=[]
try:
self._checkdirectorycollision(object['argument']['calibration']['Directory'])
for attachstr in attachment:
self.attachments.append(json.loads(attachstr))
self.calibration=object['argument']['calibration']
if object['argument']['calibration'].get("Threads")>0:
self.threads=object['argument']['calibration'].get("Threads")
else:
self.threads=self.options.threads
self.threads=max(self.threads,2)
print "abort old queue"
if self.imagequeue:
self.queue_abort()
print "aborted old queue"
o=atrdict.AttrDict({"plotwindow":False,"threads":self.threads,
"watch":self.options.watchdir,
"watchdir":os.sep.join(object['argument']['calibration'].get("Directory")),
"servermode":True,
"silent":True,"plotwindow":False,
"walkdirinthreads":True,
"outdir":self.options.outdir,
"relpath":self.options.relpath,
"writesvg":False,
"writepng":False,"resume":False,
"serverport":self.serverport,
"nowalk":True,
"GISAXSmode":self.calibration["GISAXSmode"],
"livefilelist":"xxx",
"OverwriteFiles":False
})
cals=[]
dir=os.path.normpath(
os.path.join(
self.serverdir,
os.sep.join(object['argument']['calibration'].get('Directory')
)))
if "Masks" in object['argument']['calibration']:
for mnumber,mask in enumerate(object['argument']['calibration']["Masks"]):
cals.append(calibration.calibration(
object['argument']['calibration'],
mask,
self.attachments[mnumber]))
if "Slices" in object['argument']['calibration']:
for slice in object['argument']['calibration']["Slices"]:
cals.append(GISAXSSlices.slice(object['argument']['calibration'],slice,self.attachments))
if self.calibration["OverwriteFiles"]:
o["OverwriteFiles"]=True
'''Create empty file for filelisting'''
filelist_path="xxx"
if self.calibration["Live-Filelisting"]:
filelist_path = os.path.join(os.path.split(dir)[0],"results")
filelist_name = "filelist_" + os.path.split(dir)[1]+".log"
filelist_path = os.path.join(filelist_path,filelist_name)
try:
open(filelist_path, "w+").close()
o["livefilelist"]=filelist_path
except:
print "Couldn't open " + filelist_path
self.imagequeue=imagequeuelib.imagequeue(cals,
o,dir,self.serverconf)
print "startimgq"
self.imagequeueprocess=Process(target=self.imagequeue.start)
self.imagequeueprocess.start()
print "listening to feeder"
serverdir= self.serverdir
self.feederproc=Process(target=subscribeToFileChanges,args=
(self.imagequeue,
self.feederurl,
dir,
serverdir
)
)
print "directory to watch "+dir
self.feederproc.start()
self.queuestatrtime=time.time()
self.plotresult={"result":"Empty","data":{"stat":self.stat()}}
result={"result":"new queue","data":{"cal":object['argument']['calibration']}}
except IOError as e:
result={"result":"IOError","data":{"Error": str(e).replace("\n"," ")}}
except ValueError as e:
result={"result":"ValueError","data":{"Error": str(e)}}
except Exception as e:
result={"result":"Error","data":{"Error": str(e)}}
print e
return result
def queue_abort(self):
if self.imagequeue:
print "trystop"
self.imagequeue.stop()
if os.sys.platform!="win32":
print "terminate"
self.imagequeueprocess.terminate()
else:
self.imagequeueprocess.join(1)
self.imagequeue=None
return {"result":"queue aborted","data":{"stat":self.stat()}}
def queue_close(self):
if self.feederproc:
if os.sys.platform!="win32":
print "feeder terminate"
self.feederproc.terminate()
print "feeder join"
self.feederproc.join(1)
self.feederproc=None
return {"result":"queue closed","data":{"stat":self.stat()}}
def readdir(self,object):
print "readdir"
if self.imagequeue:
self.imagequeue.clearqueue()
self.history.hist=[]
self.history.IntegralParameters.clear()
self.history.filelist.clear()
try:
self.imagequeue.fillqueuewithexistingfiles()
pass
except AttributeError :
result={"result":"ValueError","data":{"Error":"Start Queue first"}}
return result
except Exception as e:
result={"result":"Error","data":{"Error":str(e)}}
return result
return {"result":"queue restarted with all files","data":{"stat":self.stat()}}
def plot(self):
if self.plotdata:
plotresult=self.plotdata
else:
plotresult={"result":"plotdata"}
plotresult['data']["stat"]=self.stat()
plotresult['data']["history"]=self.history.hist
plotresult['data']["IntegralParameters"]=self.history.IntegralParameters
return plotresult
def stat(self):
if self.imagequeue:
self.lasttime=time.time()
self.lastcount=self.imagequeue.allp.value
self.history.update(self.imagequeue.histqueue)
while True:
try:
self.plotdata=self.imagequeue.plotdataqueue.get(False)['argument']["data"]
except Empty:
break
result= {"images processed":self.imagequeue.allp.value,
"queue length":self.imagequeue.picturequeue.qsize(),
"time":time.time(),
"start time":self.queuestatrtime}
try:
self.mergeresult=self.mergedataqueue.get(False)
self.mergecount+=1
result["mergecount"]= self.mergecount
except Empty:
pass
return result
else:
return{}
def getresultfileslists(self):
filelists={}
for basename in sorted(self.history.filelist.keys()):
fileset= self.history.filelist[basename]
for kind in fileset.keys():
if kind in filelists :
filelists[kind].append(fileset[kind])
else:
filelists[kind]= [fileset[kind]]
return {"result":"resultfileslists","data":{"fileslist":filelists}}
def mergedatacommand(self,conf,attachment):
self.mergestatusprotocoll=""
try:
directory=os.path.normpath(
os.path.join(self.serverdir, os.sep.join(self.calibration["Directory"])))
relativedirname=os.path.dirname(conf["OutputFileBaseName"])
resultdir=os.path.join(directory,relativedirname)
if not os.path.isdir(resultdir):
os.mkdir(resultdir)
conf["OutputFileBaseName"]= directory.split(os.sep)[-1]+os.path.basename(conf["OutputFileBaseName"])
self.mergestatus+="\nBase-directory of merge is: " + directory
#print "\nBase-directory of merge is: " + directory
for table in conf["LogDataTables"]:
for file in table["Files"]:
if "RemotePath" in file:
file["RemotePath"].insert(0,self.serverdir)
self.mergestatus+="\nMerging datalogger files: "
print "\nMerging datalogger files: "
logsTable,firstImage,zeroCorr,peakframe,logbasename=datamerge.mergelogs(self,conf,attachment=attachment,directory=resultdir)
def mergeimages(logsTable,firstImage,peakframe,mergedataqueue,resultdir):
try:
imd,filelists=datamerge.readallimages(self,directory)
basename=os.path.normpath(os.sep.join([os.path.normpath(resultdir), "Imagedata"]))
imd.to_csv(basename+".csv")
mergestatus= "\nImagedata can be found in: " + (basename+".csv")
self.mergestatus+="\nNow merging imagedata with logfiles.."
mergedTable,delta= datamerge.mergeimgdata(self,logbasename,directory,logsTable,imd,firstImage=firstImage,zeroCorr=zeroCorr)
peakframe.index = peakframe.index + delta
plotdata=datamerge.syncplot(peakframe,imd)
plotdata["CalculatedTimeshift"]=str(delta)
self.mergestatus+="\nWriting output tables..."
datamerge.writeTable(self,conf,mergedTable,directory=resultdir)
datamerge.writeFileLists(self,conf,filelists,directory=resultdir,serverdir=self.serverdir)
if conf["OutputFormats"]["hdf"] and conf['HDFOptions']["IncludeTIF"]:
datamerge.imgtohdf(conf,directory,resultdir)
if conf["OutputFormats"]["hdf"] and conf['HDFOptions']["IncludeCHI"]:
datamerge.graphstohdf(conf,filelists,resultdir)
mergedataqueue.put({"result":
"mergedata","data":{"syncplot":plotdata,"fileslist":filelists}})
except Exception as e:
self.mergestatus+="\n------------ERROR------------\n"
self.mergestatus+=str(e)
self.mergestatus+="\n-----------------------------\n"
self.mergestatus+="The datamerger was stopped!"
except ValueError:
self.mergestatus+="\n------------ERROR------------\n"
self.mergestatus+="A Value Error occurred..."
self.mergestatus+="\n-----------------------------\n"
self.mergestatus+="The datamerger was stopped!"
if not self.mergeprocess or not self.mergeprocess.is_alive():
self.mergeprocess=threading.Thread(target=mergeimages,
args=(logsTable,firstImage,peakframe,self.mergedataqueue,resultdir))
self.mergeprocess.start()
else:
return {"result":"Error","data":{"Error": "Merge already started please wait"}}
except Exception as e:
return {"result":"Error","data":{"Error": str(e)}}
return {"result":"merge started" "mergedata","data":{}}
def _checkdirectorycollision(self,pathlist):
if not self.serverid=="Local":
serverconfs=json.load(open(os.path.expanduser("~"+os.sep+".saxsdognetwork")))
mydir=os.path.normpath(os.sep.join(pathlist))
for i,conf in enumerate(serverconfs):
if i!=self.serverid and self.serverid!="Local":
argu=["get"]
opt=atrdict.AttrDict({"serverno":i,"server":conf["Server"]})
result=json.loads(Leash.initcommand(opt,argu,conf))
if result['result']=="cal":
otherpath=os.path.normpath(os.sep.join(result["data"]["cal"]['Directory']))
if ((otherpath.startswith(mydir) or mydir.startswith(otherpath))
or (otherpath=="." or mydir==".")):
raise DirectoryCollisionException("Directory collides with: "+otherpath)
def writeToMergeStatus(self,new_status):
self.mergestatus+=new_status
def getMergeStatusProtocoll(self):
time.sleep(2)
return self.mergestatusprotocoll
def start(self):
"""
Start threads and directory observer.
"""
#start threads
for threadid in range(1, self.options.threads):
print "start proc [", threadid, "]"
worker = Process(target=funcworker, args=(self, threadid))
worker.daemon = True
self.pool.append(worker)
worker.start()
#self.processimage(picture,options)
self.starttime = time.time()
if self.options.watch:
eventhandler = addtoqueue(self.picturequeue)
self.observer = Observer()
self.observer.schedule(eventhandler, self.args[0], recursive=True)
self.observer.start()
#We let the master process do some work because its useful for matplotlib.
if not self.options.nowalk:
self.fillqueuewithexistingfiles()
if self.options.servermode:
context = zmq.Context()
socket = context.socket(zmq.REQ)
tokenlist = self.conf['Server'].split(":")
server = ":".join(
[tokenlist[0], tokenlist[1], self.options.serverport])
print server
socket.connect(server)
from Leash import addauthentication
try:
while (self.options.servermode or (not self.picturequeue.empty())
or (self.dirwalker and self.dirwalker.is_alive())
or self.options.watch):
try:
picture = self.picturequeue.get(timeout=1)
except Empty:
continue
lastfile, data = self.procimage(picture, 0)
if self.options.servermode:
request = {
"command": "putplotdata",
"argument": {
"data": {
"result": "plot",
"data": {
"filename": lastfile,
"graphs": data,
"stat": {}
}
}
}
}
socket.send_multipart(
[json.dumps(addauthentication(request, self.conf))])
socket.recv()
if np.mod(self.allp.value, 500) == 0:
self.timreport()
except KeyboardInterrupt:
pass
if self.options.servermode:
context.destroy()
self.stop()
self.timreport()
return self.allp.value, time.time() - self.starttime
def start(self):
"""
Start threads and directory observer.
"""
#start threads
for threadid in range(1, self.options.threads):
print "start proc [", threadid, "]"
worker = Process(target=funcworker, args=(self, threadid))
worker.daemon = True
self.pool.append(worker)
worker.start()
#self.processimage(picture,options)
self.starttime = time.time()
if self.options.watch:
eventhandler = addtoqueue(self.picturequeue)
self.observer = Observer()
self.observer.schedule(eventhandler, self.args[0], recursive=True)
self.observer.start()
#We let the master process do some work because its useful for matplotlib.
if not self.options.nowalk:
self.fillqueuewithexistingfiles()
if self.options.servermode:
from Leash import addauthentication
try:
while (self.options.servermode or (not self.picturequeue.empty())
or (self.dirwalker and self.dirwalker.is_alive())
or self.options.watch):
try:
picture = self.picturequeue.get(timeout=1)
except Empty:
continue
#in Case something goes wrong
try:
lastfile, data = self.procimage(picture, 0)
except:
continue
if self.options.servermode:
request = {
"command": "putplotdata",
"argument": {
"data": {
"result": "plot",
"data": {
"filename": lastfile,
"graphs": data,
"stat": {}
}
}
}
}
self.plotdataqueue.put(request)
if np.mod(self.allp.value, 500) == 0:
self.timreport()
except KeyboardInterrupt:
pass
self.stop()
self.timreport()
return self.allp.value, time.time() - self.starttime