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master,client: support scanning specific repo revisions

This commit is contained in:
Sebastien Bourdeauducq 2015-08-08 23:23:25 +08:00
parent 671a3f1833
commit 400b414885
2 changed files with 17 additions and 13 deletions
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9
artiq/frontend/artiq_client.py
View File

@ -87,8 +87,11 @@ def get_argparser():
"what",
help="select object to show: schedule/log/devices/parameters")
subparsers.add_parser("scan-repository",
help="trigger a repository rescan")
parser_scan = subparsers.add_parser("scan-repository",
help="trigger a repository (re)scan")
parser_scan.add_argument("revision", default=None, nargs="?",
help="use a specific repository revision "
"(defaults to head)")
return parser
@ -145,7 +148,7 @@ def _action_del_parameter(remote, args):
def _action_scan_repository(remote, args):
remote.scan_async()
remote.scan_async(args.revision)
def _show_schedule(schedule):

21
artiq/master/repository.py
View File

@ -57,33 +57,34 @@ class Repository:
self.backend = backend
self.log_fn = log_fn
self.head_rev = self.backend.get_head_rev()
self.backend.request_rev(self.head_rev)
self.cur_rev = self.backend.get_head_rev()
self.backend.request_rev(self.cur_rev)
self.explist = Notifier(dict())
self._scanning = False
def close(self):
# The object cannot be used anymore after calling this method.
self.backend.release_rev(self.head_rev)
self.backend.release_rev(self.cur_rev)
@asyncio.coroutine
def scan(self):
def scan(self, new_cur_rev=None):
if self._scanning:
return
self._scanning = True
new_head_rev = self.backend.get_head_rev()
wd, _ = self.backend.request_rev(new_head_rev)
self.backend.release_rev(self.head_rev)
self.head_rev = new_head_rev
if new_cur_rev is None:
new_cur_rev = self.backend.get_head_rev()
wd, _ = self.backend.request_rev(new_cur_rev)
self.backend.release_rev(self.cur_rev)
self.cur_rev = new_cur_rev
new_explist = yield from _scan_experiments(wd, self.log_fn)
_sync_explist(self.explist, new_explist)
self._scanning = False
def scan_async(self):
asyncio.async(self.scan())
def scan_async(self, new_cur_rev=None):
asyncio.async(self.scan(new_cur_rev))
class FilesystemBackend: