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MesosJob.py
74 lines (50 loc) · 1.88 KB
/
MesosJob.py
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import re
from Utils import dt2Epoch
class MesosJob:
"""
Represents a Mesos Job
"""
END_JOB_REGEX = re.compile(r"""spark.MesosScheduler: Got a job with \d+ tasks""")
ADDING_JOB_REGEX = re.compile(r"""spark.MesosScheduler: Adding job with ID (\d+)""")
def __init__(self, id, startDt):
# JobId
self.mId = id
# Time at which job was started.
self.mStartDt = startDt
self.mEndDt = None
# Task.index() -> Task
self.mTasks = {}
def setEndDtIfNotSet(self, dt):
if self.mEndDt is None:
self.mEndDt = dt
def id(self):
return self.mId
def addTask(self, task):
self.mTasks[task.index()] = task
def getTask(self, index):
return self.mTasks.get(index, None)
def __repr__(self):
return "MesosJobId=%s StartedAt=%s EndedAt=%s Tasks=[%s]" % (self.mId, self.mStartDt, self.mEndDt, self.mTasks)
#return "MesosJobId=%s StartedAt=%s EndedAt=%s" % (self.mId, self.mStartDt, self.mEndDt)
def jsonDict(self):
return {
"id": self.id(),
"startEpochSeconds": dt2Epoch(self.mStartDt),
"endEpochSeconds": dt2Epoch(self.mEndDt),
"tasks": [task.jsonDict() for task in self.mTasks.values()]
}
@staticmethod
def processSparkLog(analyzer, dt, logMsg):
"""
Return True if the logMsg was successfully processed, and no further processing is necessary.
"""
matchResult = MesosJob.ADDING_JOB_REGEX.match(logMsg)
if matchResult:
jobId = matchResult.group(1)
analyzer.addMesosJob(MesosJob(jobId, dt))
return True
matchResult = MesosJob.END_JOB_REGEX.match(logMsg)
if matchResult:
analyzer.setEndDtOfLastMesosJob(dt)
return True
return False