def freshenFile(self, host, fileSpec, localPathname):
""" Ensures that the localPathname is the most current version
of the file defined by fileSpec, as offered by host. If not,
it downloads a new version on-the-spot. Returns true on
success, false on failure. """
if fileSpec.quickVerify(pathname=localPathname):
# It's good, keep it.
return True
assert self.http
# It's stale, get a new one.
doc = None
if self.superMirrorUrl:
# Use the "super mirror" first.
url = core.URLSpec(self.superMirrorUrl + fileSpec.filename)
self.notify.info("Freshening %s" % (url))
doc = self.http.getDocument(url)
if not doc or not doc.isValid():
# Failing the super mirror, contact the actual host.
url = core.URLSpec(host.hostUrlPrefix + fileSpec.filename)
self.notify.info("Freshening %s" % (url))
doc = self.http.getDocument(url)
if not doc.isValid():
return False
file = Filename.temporary('', 'p3d_')
if not doc.downloadToFile(file):
# Failed to download.
file.unlink()
return False
# Successfully downloaded!
localPathname.makeDir()
if not file.renameTo(localPathname):
# Couldn't move it into place.
file.unlink()
return False
if not fileSpec.fullVerify(pathname=localPathname, notify=self.notify):
# No good after download.
self.notify.info("%s is still no good after downloading." % (url))
return False
return True
def freshenFile(self, host, fileSpec, localPathname):
""" Ensures that the localPathname is the most current version
of the file defined by fileSpec, as offered by host. If not,
it downloads a new version on-the-spot. Returns true on
success, false on failure. """
if fileSpec.quickVerify(pathname = localPathname):
# It's good, keep it.
return True
assert self.http
# It's stale, get a new one.
doc = None
if self.superMirrorUrl:
# Use the "super mirror" first.
url = PandaModules.URLSpec(self.superMirrorUrl + fileSpec.filename)
self.notify.info("Freshening %s" % (url))
doc = self.http.getDocument(url)
if not doc or not doc.isValid():
# Failing the super mirror, contact the actual host.
url = PandaModules.URLSpec(host.hostUrlPrefix + fileSpec.filename)
self.notify.info("Freshening %s" % (url))
doc = self.http.getDocument(url)
if not doc.isValid():
return False
file = Filename.temporary('', 'p3d_')
if not doc.downloadToFile(file):
# Failed to download.
file.unlink()
return False
# Successfully downloaded!
localPathname.makeDir()
if not file.renameTo(localPathname):
# Couldn't move it into place.
file.unlink()
return False
if not fileSpec.fullVerify(pathname = localPathname):
# No good after download.
self.notify.info("%s is still no good after downloading." % (url))
return False
return True
