73 lines
1.9 KiB
Python
73 lines
1.9 KiB
Python
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#!/usr/bin/env python
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import uuid
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import time
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import subprocess
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import os
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import sys
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from mesos.interface import Scheduler
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from mesos.native import MesosSchedulerDriver
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from mesos.interface import mesos_pb2
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def log(msg):
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process = subprocess.Popen("systemd-cat", stdin=subprocess.PIPE)
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(out,err) = process.communicate(msg)
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class NixosTestScheduler(Scheduler):
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def __init__(self):
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self.master_ip = sys.argv[1]
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self.download_uri = sys.argv[2]
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def resourceOffers(self, driver, offers):
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log("XXX got resource offer")
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offer = offers[0]
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task = self.new_task(offer)
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uri = task.command.uris.add()
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uri.value = self.download_uri
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task.command.value = "cat test.result"
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driver.launchTasks(offer.id, [task])
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def statusUpdate(self, driver, update):
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log("XXX status update")
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if update.state == mesos_pb2.TASK_FAILED:
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log("XXX test task failed with message: " + update.message)
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driver.stop()
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sys.exit(1)
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elif update.state == mesos_pb2.TASK_FINISHED:
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driver.stop()
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sys.exit(0)
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def new_task(self, offer):
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task = mesos_pb2.TaskInfo()
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id = uuid.uuid4()
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task.task_id.value = str(id)
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task.slave_id.value = offer.slave_id.value
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task.name = "task {}".format(str(id))
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cpus = task.resources.add()
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cpus.name = "cpus"
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cpus.type = mesos_pb2.Value.SCALAR
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cpus.scalar.value = 0.1
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mem = task.resources.add()
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mem.name = "mem"
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mem.type = mesos_pb2.Value.SCALAR
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mem.scalar.value = 32
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return task
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if __name__ == '__main__':
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log("XXX framework started")
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framework = mesos_pb2.FrameworkInfo()
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framework.user = "root"
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framework.name = "nixos-test-framework"
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driver = MesosSchedulerDriver(
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NixosTestScheduler(),
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framework,
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sys.argv[1] + ":5050"
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)
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driver.run()
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