contrib/svnpoller.py

   1 #!/usr/bin/python
   2 """
   3  svn.py
   4  Script for BuildBot to monitor a remote Subversion repository.
   5  Copyright (C) 2006 John Pye
   6 """
   7 # This script is free software; you can redistribute it and/or
   8 # modify it under the terms of the GNU Lesser General Public
   9 # License as published by the Free Software Foundation; either
  10 # version 2.1 of the License, or (at your option) any later version.
  11 #
  12 # This library is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 # Lesser General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU Lesser General Public
  18 # License along with this library; if not, write to the Free Software
  19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  20 # USA
  21
  22 import commands
  23 import xml.dom.minidom
  24 import ConfigParser
  25 import os.path
  26 import codecs
  27
  28 # change these settings to match your project
  29 svnurl = "https://pse.cheme.cmu.edu/svn/ascend/code/trunk"
  30 statefilename = "~/changemonitor/config.ini"
  31 buildmaster = "buildbot.example.org:9989" # connects to a PBChangeSource
  32
  33 xml1 = commands.getoutput(
  34     "svn log --non-interactive --verbose --xml --limit=1 " + svnurl)
  35 #print "XML\n-----------\n"+xml1+"\n\n"
  36
  37 try:
  38     doc = xml.dom.minidom.parseString(xml1)
  39     el = doc.getElementsByTagName("logentry")[0]
  40     revision = el.getAttribute("revision")
  41     author = "".join([t.data for t in el.getElementsByTagName(
  42         "author")[0].childNodes])
  43     comments = "".join([t.data for t in el.getElementsByTagName(
  44         "msg")[0].childNodes])
  45
  46     pathlist = el.getElementsByTagName("paths")[0]
  47     paths = []
  48     for p in pathlist.getElementsByTagName("path"):
  49         paths.append("".join([t.data for t in p.childNodes]))
  50     #print "PATHS"
  51     #print paths
  52 except xml.parsers.expat.ExpatError, e:
  53     print "FAILED TO PARSE 'svn log' XML:"
  54     print str(e)
  55     print "----"
  56     print "RECEIVED TEXT:"
  57     print xml1
  58     import sys
  59     sys.exit(1)
  60
  61 fname = statefilename
  62 fname = os.path.expanduser(fname)
  63 ini = ConfigParser.SafeConfigParser()
  64
  65 try:
  66     ini.read(fname)
  67 except:
  68     print "Creating changemonitor config.ini:", fname
  69     ini.add_section("CurrentRevision")
  70     ini.set("CurrentRevision", -1)
  71
  72 try:
  73     lastrevision = ini.get("CurrentRevision", "changeset")
  74 except ConfigParser.NoOptionError:
  75     print "NO OPTION FOUND"
  76     lastrevision = -1
  77 except ConfigParser.NoSectionError:
  78     print "NO SECTION FOUND"
  79     lastrevision = -1
  80
  81 if lastrevision != revision:
  82
  83     #comments = codecs.encodings.unicode_escape.encode(comments)
  84     cmd = "buildbot sendchange --master="+buildmaster+" --branch=trunk \
  85 --revision=\""+revision+"\" --username=\""+author+"\" --comments=\""+\
  86 comments+"\" "+" ".join(paths)
  87
  88     #print cmd
  89     res = commands.getoutput(cmd)
  90
  91     print "SUBMITTING NEW REVISION", revision
  92     if not ini.has_section("CurrentRevision"):
  93         ini.add_section("CurrentRevision")
  94     try:
  95         ini.set("CurrentRevision", "changeset", revision)
  96         f = open(fname, "w")
  97         ini.write(f)
  98         #print "WROTE CHANGES TO",fname
  99     except:
 100         print "FAILED TO RECORD INI FILE"