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Diffstat (limited to 'buildbot/contrib/darcs_buildbot.py')
| -rwxr-xr-x | buildbot/contrib/darcs_buildbot.py | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/buildbot/contrib/darcs_buildbot.py b/buildbot/contrib/darcs_buildbot.py deleted file mode 100755 index a8097d0..0000000 --- a/buildbot/contrib/darcs_buildbot.py +++ /dev/null @@ -1,173 +0,0 @@ -#! /usr/bin/python - -# This is a script which delivers Change events from Darcs to the buildmaster -# each time a patch is pushed into a repository. Add it to the 'apply' hook -# on your canonical "central" repository, by putting something like the -# following in the _darcs/prefs/defaults file of that repository: -# -# apply posthook /PATH/TO/darcs_buildbot.py BUILDMASTER:PORT -# apply run-posthook -# -# (the second command is necessary to avoid the usual "do you really want to -# run this hook" prompt. Note that you cannot have multiple 'apply posthook' -# lines: if you need this, you must create a shell script to run all your -# desired commands, then point the posthook at that shell script.) -# -# Note that both Buildbot and Darcs must be installed on the repository -# machine. You will also need the Python/XML distribution installed (the -# "python2.3-xml" package under debian). - -import os -import sys -import commands -import xml - -from buildbot.clients import sendchange -from twisted.internet import defer, reactor -from xml.dom import minidom - - -def getText(node): - return "".join([cn.data - for cn in node.childNodes - if cn.nodeType == cn.TEXT_NODE]) - - -def getTextFromChild(parent, childtype): - children = parent.getElementsByTagName(childtype) - if not children: - return "" - return getText(children[0]) - - -def makeChange(p): - author = p.getAttribute("author") - revision = p.getAttribute("hash") - comments = (getTextFromChild(p, "name") + "\n" + - getTextFromChild(p, "comment")) - - summary = p.getElementsByTagName("summary")[0] - files = [] - for filenode in summary.childNodes: - if filenode.nodeName in ("add_file", "modify_file", "remove_file"): - filename = getText(filenode).strip() - files.append(filename) - elif filenode.nodeName == "move": - from_name = filenode.getAttribute("from") - to_name = filenode.getAttribute("to") - files.append(to_name) - - # note that these are all unicode. Because PB can't handle unicode, we - # encode them into ascii, which will blow up early if there's anything we - # can't get to the far side. When we move to something that *can* handle - # unicode (like newpb), remove this. - author = author.encode("ascii", "replace") - comments = comments.encode("ascii", "replace") - files = [f.encode("ascii", "replace") for f in files] - revision = revision.encode("ascii", "replace") - - change = { - # note: this is more likely to be a full email address, which would - # make the left-hand "Changes" column kind of wide. The buildmaster - # should probably be improved to display an abbreviation of the - # username. - 'username': author, - 'revision': revision, - 'comments': comments, - 'files': files, - } - return change - - -def getChangesFromCommand(cmd, count): - out = commands.getoutput(cmd) - try: - doc = minidom.parseString(out) - except xml.parsers.expat.ExpatError, e: - print "failed to parse XML" - print str(e) - print "purported XML is:" - print "--BEGIN--" - print out - print "--END--" - sys.exit(1) - - c = doc.getElementsByTagName("changelog")[0] - changes = [] - for i, p in enumerate(c.getElementsByTagName("patch")): - if i >= count: - break - changes.append(makeChange(p)) - return changes - - -def getSomeChanges(count): - cmd = "darcs changes --last=%d --xml-output --summary" % count - return getChangesFromCommand(cmd, count) - - -LASTCHANGEFILE = ".darcs_buildbot-lastchange" - - -def findNewChanges(): - if os.path.exists(LASTCHANGEFILE): - f = open(LASTCHANGEFILE, "r") - lastchange = f.read() - f.close() - else: - return getSomeChanges(1) - lookback = 10 - while True: - changes = getSomeChanges(lookback) - # getSomeChanges returns newest-first, so changes[0] is the newest. - # we want to scan the newest first until we find the changes we sent - # last time, then deliver everything newer than that (and send them - # oldest-first). - for i, c in enumerate(changes): - if c['revision'] == lastchange: - newchanges = changes[:i] - newchanges.reverse() - return newchanges - if 2*lookback > 100: - raise RuntimeError("unable to find our most recent change " - "(%s) in the last %d changes" % (lastchange, - lookback)) - lookback = 2*lookback - - -def sendChanges(master): - changes = findNewChanges() - s = sendchange.Sender(master, None) - - d = defer.Deferred() - reactor.callLater(0, d.callback, None) - - if not changes: - print "darcs_buildbot.py: weird, no changes to send" - elif len(changes) == 1: - print "sending 1 change to buildmaster:" - else: - print "sending %d changes to buildmaster:" % len(changes) - - def _send(res, c): - branch = None - print " %s" % c['revision'] - return s.send(branch, c['revision'], c['comments'], c['files'], - c['username']) - for c in changes: - d.addCallback(_send, c) - - d.addCallbacks(s.printSuccess, s.printFailure) - d.addBoth(s.stop) - s.run() - - if changes: - lastchange = changes[-1]['revision'] - f = open(LASTCHANGEFILE, "w") - f.write(lastchange) - f.close() - - -if __name__ == '__main__': - MASTER = sys.argv[1] - sendChanges(MASTER) |