def sync_template(remote_repo, template, storage_pool):
"""Synchronizes local template (cache) with the remote one (master)"""
url = c(remote_repo, 'url')
vm_type = c(remote_repo, 'type')
storage_endpoint = c('general', 'storage-endpoint')
localfile = os.path.join(storage_endpoint, storage_pool, vm_type, template)
remotefile = os.path.join(url, template)
# only download if we don't already have a fresh copy
if not is_fresh(localfile, remotefile):
# for resilience
storage.prepare_storage_pool(storage_pool)
download("%s.tar" % remotefile, "%s.tar" % localfile)
for h in ['pfff']:
r_template_hash = "%s.tar.%s" % (remotefile, h)
l_template_hash = "%s.tar.%s" % (localfile, h)
download(r_template_hash, l_template_hash)
unpack_template(storage_pool, vm_type, localfile)
def sync_template(remote_repo, template, storage_pool, silent=False):
"""Synchronizes local template (cache) with the remote one (master)"""
config = get_config()
url = config.getstring(remote_repo, 'url')
vm_type = config.getstring(remote_repo, 'type')
localfile = os.path.join(storage.get_pool_path(storage_pool), vm_type, template)
remotefile = urlparse.urljoin(url.rstrip('/') + '/', template)
# only download if we don't already have a fresh copy
if is_fresh(localfile, remotefile):
return
extension = "ova" if _url_exists("%s.ova" % remotefile) else "tar"
unfinished_local = "%s.%s.unfinished" % (localfile, extension)
unfinished_local_hash = "%s.%s.pfff.unfinished" % (localfile, extension)
remote_url = "%s.%s" % (remotefile, extension)
if not _url_exists(remote_url):
raise TemplateException("Remote template was not found: %s" % remote_url)
retries = 5
retry = 0
while not is_fresh(localfile, remotefile, unfinished=True) and retries > retry:
# for resilience
retry += 1
storage.prepare_storage_pool(storage_pool)
download("%s.%s" % (remotefile, extension), unfinished_local, continue_=True, silent=silent)
r_template_hash = "%s.%s.pfff" % (remotefile, extension)
download(r_template_hash, unfinished_local_hash, continue_=True, silent=silent)
os.rename(unfinished_local, '%s.%s' % (localfile, extension))
os.rename(unfinished_local_hash, '%s.%s.pfff' % (localfile, extension))
unpack_template(storage_pool, vm_type, localfile)
def sync_template(remote_repo, template, storage_pool, silent=False):
"""Synchronizes local template (cache) with the remote one (master)"""
config = get_config()
url = config.getstring(remote_repo, 'url')
vm_type = config.getstring(remote_repo, 'type')
localfile = os.path.join(storage.get_pool_path(storage_pool), vm_type, template)
remotefile = urlparse.urljoin(url.rstrip('/') + '/', template)
# only download if we don't already have a fresh copy
if is_fresh(localfile, remotefile):
return
extension = "ova" if _url_exists("%s.ova" % remotefile) else "tar"
unfinished_local = "%s.%s.unfinished" % (localfile, extension)
unfinished_local_hash = "%s.%s.pfff.unfinished" % (localfile, extension)
remote_url = "%s.%s" % (remotefile, extension)
if not _url_exists(remote_url):
raise TemplateException("Remote template was not found: %s" % remote_url)
retries = 5
retry = 0
while not is_fresh(localfile, remotefile, unfinished=True) and retries > retry:
# for resilience
retry += 1
storage.prepare_storage_pool(storage_pool)
download("%s.%s" % (remotefile, extension), unfinished_local, continue_=True, silent=silent)
r_template_hash = "%s.%s.pfff" % (remotefile, extension)
download(r_template_hash, unfinished_local_hash, continue_=True, silent=silent)
os.rename(unfinished_local, '%s.%s' % (localfile, extension))
os.rename(unfinished_local_hash, '%s.%s.pfff' % (localfile, extension))
unpack_template(storage_pool, vm_type, localfile)
