以下是一个示例代码,展示了如何使用Buildbot检测工作机是否闲置:
from buildbot.schedulers.basic import AnyBranchScheduler
from buildbot.process.factory import BuildFactory
from buildbot.steps.source import Git
from buildbot.steps.shell import ShellCommand
def create_build_factory():
factory = BuildFactory()
factory.addStep(Git(repourl='https://github.com/example/repo.git', mode='full'))
factory.addStep(ShellCommand(command=['make']))
return factory
def create_builders():
builders = []
for i in range(5): # 创建5个Builder,每个Builder对应一个工作机
factory = create_build_factory()
builders.append({'name': f'Builder{i}', 'factory': factory})
return builders
builders = create_builders()
c = BuildmasterConfig = {}
c['builders'] = builders
c['schedulers'] = []
# 创建一个定时触发的Scheduler
c['schedulers'].append(AnyBranchScheduler(
name="scheduler",
treeStableTimer=60,
builderNames=[builder['name'] for builder in builders]
))
# 添加一个Worker
c['workers'] = []
c['workers'].append({'name': 'worker', 'password': 'pass'})
# 创建一个状态改变的Hook,用于监测工作机是否闲置
def on_builder_change(build):
worker_name = build.worker.name
is_idle = build.getBuildStatus() == "idle"
print(f"Worker {worker_name} is idle: {is_idle}")
c['change_source'] = []
c['change_source'].append({
'name': 'hook',
'hookURL': 'http://localhost:8010/change_hook',
'change_hook_dialects': {'buildbot': True},
'change_hook_queue_name': 'buildbot-worker-hook',
'change_hook_timeout': 10,
'change_hook_extra_headers': {},
'change_hook_extra_params': {},
'change_hook_api_version': 2,
'change_hook_secret': 'secret',
'change_hook_worker_change_hook': on_builder_change
})
上述代码中,我们创建了5个Builder,每个Builder对应一个工作机。然后,我们创建了一个定时触发的Scheduler,每隔60秒触发一次构建。在Buildbot中,工作机状态会在构建过程中发生变化,可以通过注册一个状态改变的Hook来监测工作机是否闲置。在示例代码中,我们定义了一个on_builder_change
函数作为Hook的回调函数,用于处理工作机状态的改变。当工作机状态变为"idle"时,表示工作机闲置,我们可以在回调函数中执行相应的操作。