commit f7b8225f006162d358aee7f58803f0bc6c7d3b26 Author: Arturo Filastò <arturo@filasto.net> Date: Thu Jan 12 13:28:35 2017 +0000 Fix bug that leads to "Failed to get metadata for measurement" This happens when the test process dies before it's able to write the running.pid file. --- ooni/deck/deck.py | 7 +++---- ooni/measurements.py | 13 ++++++++----- ooni/ui/web/server.py | 3 ++- 3 files changed, 13 insertions(+), 10 deletions(-) diff --git a/ooni/deck/deck.py b/ooni/deck/deck.py index c57ccb63..7e4faa4e 100644 --- a/ooni/deck/deck.py +++ b/ooni/deck/deck.py @@ -1,4 +1,5 @@ import os +import json import uuid import errno import hashlib @@ -36,14 +37,12 @@ def options_to_args(options): for k, v in options.items(): if v is None: continue - if v == False or v == 0: + if isinstance(v, bool): continue if (len(k)) == 1: args.append('-'+k) else: args.append('--'+k) - if isinstance(v, bool) or isinstance(v, int): - continue args.append(v) return args @@ -112,7 +111,7 @@ class NGDeck(object): if self.id is None: # This happens when you load a deck not from a filepath so we # use the first 16 characters of the SHA256 hexdigest as an ID - self.id = hashlib.sha256(deck_data).hexdigest()[:16] + self.id = hashlib.sha256(json.dumps(deck_data)).hexdigest()[:16] if global_options is not None: self.global_options = normalize_options(global_options) diff --git a/ooni/measurements.py b/ooni/measurements.py index 68b5c555..2a4440ad 100644 --- a/ooni/measurements.py +++ b/ooni/measurements.py @@ -93,11 +93,14 @@ def get_measurement(measurement_id, compute_size=False): stale = False if measurement.child("measurements.njson.progress").exists(): completed = False - pid = measurement.child("running.pid").open("r").read() - pid = int(pid) - if is_process_running(pid): - running = True - else: + try: + pid = measurement.child("running.pid").open("r").read() + pid = int(pid) + if is_process_running(pid): + running = True + else: + stale = True + except IOError: stale = True if measurement.child("keep").exists(): diff --git a/ooni/ui/web/server.py b/ooni/ui/web/server.py index e009cb74..a79c1e19 100644 --- a/ooni/ui/web/server.py +++ b/ooni/ui/web/server.py @@ -481,7 +481,8 @@ class WebUIAPI(object): raise WebUIError( 400, 'Insufficient privileges' ) - except: + except Exception as exc: + log.exception(exc) raise WebUIError( 500, 'Failed to start nettest' )