📄 logs.py
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from zope.interface import implementsfrom twisted.python import componentsfrom twisted.spread import pbfrom twisted.web import html, serverfrom twisted.web.resource import Resourcefrom twisted.web.error import NoResourcefrom buildbot import interfacesfrom buildbot.status import builderfrom buildbot.status.web.base import IHTMLLog, HtmlResourcetextlog_stylesheet = """<style type="text/css"> div.data { font-family: "Courier New", courier, monotype; } span.stdout { font-family: "Courier New", courier, monotype; } span.stderr { font-family: "Courier New", courier, monotype; color: red; } span.header { font-family: "Courier New", courier, monotype; color: blue; }</style>"""class ChunkConsumer: implements(interfaces.IStatusLogConsumer) def __init__(self, original, textlog): self.original = original self.textlog = textlog def registerProducer(self, producer, streaming): self.producer = producer self.original.registerProducer(producer, streaming) def unregisterProducer(self): self.original.unregisterProducer() def writeChunk(self, chunk): formatted = self.textlog.content([chunk]) try: self.original.write(formatted) except pb.DeadReferenceError: self.producing.stopProducing() def finish(self): self.textlog.finished()# /builders/$builder/builds/$buildnum/steps/$stepname/logs/$lognameclass TextLog(Resource): # a new instance of this Resource is created for each client who views # it, so we can afford to track the request in the Resource. implements(IHTMLLog) asText = False subscribed = False def __init__(self, original): Resource.__init__(self) self.original = original def getChild(self, path, req): if path == "text": self.asText = True return self return HtmlResource.getChild(self, path, req) def htmlHeader(self, request): title = "Log File contents" data = "<html>\n<head><title>" + title + "</title>\n" data += textlog_stylesheet data += "</head>\n" data += "<body vlink=\"#800080\">\n" texturl = request.childLink("text") data += '<a href="%s">(view as text)</a><br />\n' % texturl data += "<pre>\n" return data def content(self, entries): spanfmt = '<span class="%s">%s</span>' data = "" for type, entry in entries: if type >= len(builder.ChunkTypes) or type < 0: # non-std channel, don't display continue if self.asText: if type != builder.HEADER: data += entry else: data += spanfmt % (builder.ChunkTypes[type], html.escape(entry)) return data def htmlFooter(self): data = "</pre>\n" data += "</body></html>\n" return data def render_HEAD(self, request): if self.asText: request.setHeader("content-type", "text/plain") else: request.setHeader("content-type", "text/html") # vague approximation, ignores markup request.setHeader("content-length", self.original.length) return '' def render_GET(self, req): self.req = req if self.asText: req.setHeader("content-type", "text/plain") else: req.setHeader("content-type", "text/html") if not self.asText: req.write(self.htmlHeader(req)) self.original.subscribeConsumer(ChunkConsumer(req, self)) return server.NOT_DONE_YET def finished(self): if not self.req: return try: if not self.asText: self.req.write(self.htmlFooter()) self.req.finish() except pb.DeadReferenceError: pass # break the cycle, the Request's .notifications list includes the # Deferred (from req.notifyFinish) that's pointing at us. self.req = Nonecomponents.registerAdapter(TextLog, interfaces.IStatusLog, IHTMLLog)class HTMLLog(Resource): implements(IHTMLLog) def __init__(self, original): Resource.__init__(self) self.original = original def render(self, request): request.setHeader("content-type", "text/html") return self.original.htmlcomponents.registerAdapter(HTMLLog, builder.HTMLLogFile, IHTMLLog)class LogsResource(HtmlResource): addSlash = True def __init__(self, step_status): HtmlResource.__init__(self) self.step_status = step_status def getChild(self, path, req): for log in self.step_status.getLogs(): if path == log.getName(): if log.hasContents(): return IHTMLLog(interfaces.IStatusLog(log)) return NoResource("Empty Log '%s'" % path) return HtmlResource.getChild(self, path, req)⌨️ 快捷键说明
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