我需要确定最后一次构建的状态(成功/失败),我这样做:

report_url = 'http://.../ViewLatestBuildReport.aspx'
success_marker = '<td class="header-title" colspan="2">BUILD SUCCESSFUL</td>'
page = urllib.urlopen(report_url)
if all(success_marker not in line for line in page):
  # build is not good, do something
  ...

但这很浪费(加载整个HTML页面),容易出错(我已经遇到了一个字节/ unicode错误)并且很脆弱。

有帮助吗?

解决方案

好吧,我有点想通了。 CCTray通过轮询 XmlServerReport.aspx 来跟踪构建状态,这是(惊讶!)XML。

所以我目前的解决方案如下:

import sys, urllib, xml.sax, xml.sax.handler

report_url = 'http://.../CCNET/XmlServerReport.aspx'

class FoundBuildStatus(Exception):
  def __init__(self, status):
    self.build_status = status

class Handler(xml.sax.handler.ContentHandler):
  def startElement(self, name, attrs):
    if name == 'Project' and attrs.get('name') == '...':
      status = attrs.get('lastBuildStatus')
      if status:
        raise FoundBuildStatus(status)

page = urllib.urlopen(report_url)
try:
  xml.sax.parse(page, Handler())
except FoundBuildStatus, ex:
  if ex.build_status == 'Failure':
    # build is not good, do something
    ...

在我的环境中,它比基于HTML的初始解决方案快8倍。

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