X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/dcab7519db659e2487db893fda2c8237203c3294..d5f8e84b64d3ad294db793fb99f5b45c3250d5d3:/sdk/python/tests/run_test_server.py

diff --git a/sdk/python/tests/run_test_server.py b/sdk/python/tests/run_test_server.py
index d6febdda6c..45cc3ca32b 100644
--- a/sdk/python/tests/run_test_server.py
+++ b/sdk/python/tests/run_test_server.py
@@ -4,6 +4,7 @@ from __future__ import print_function
 import argparse
 import atexit
 import errno
+import glob
 import httplib2
 import os
 import pipes
@@ -12,8 +13,8 @@ import re
 import shutil
 import signal
 import socket
-import subprocess
 import string
+import subprocess
 import sys
 import tempfile
 import time
@@ -192,7 +193,7 @@ def _fifo2stderr(label):
             raise
     os.mkfifo(fifo, 0700)
     subprocess.Popen(
-        ['sed', '-e', 's/^/['+label+'] /', fifo],
+        ['stdbuf', '-i0', '-oL', '-eL', 'sed', '-e', 's/^/['+label+'] /', fifo],
         stdout=sys.stderr)
     return fifo
 
@@ -213,8 +214,14 @@ def run(leave_running_atexit=False):
     """
     global my_api_host
 
-    # Delete cached discovery document.
-    shutil.rmtree(arvados.http_cache('discovery'))
+    # Delete cached discovery documents.
+    #
+    # This will clear cached docs that belong to other processes (like
+    # concurrent test suites) even if they're still running. They should
+    # be able to tolerate that.
+    for fn in glob.glob(os.path.join(arvados.http_cache('discovery'),
+                                     '*,arvados,v1,rest,*')):
+        os.unlink(fn)
 
     pid_file = _pidfile('api')
     pid_file_ok = find_server_pid(pid_file, 0)
@@ -422,7 +429,10 @@ def run_keep(blob_signing_key=None, enforce_permissions=False, num_servers=2):
     # keepstore services.
     proxypidfile = _pidfile('keepproxy')
     if os.path.exists(proxypidfile):
-        os.kill(int(open(proxypidfile).read()), signal.SIGHUP)
+        try:
+            os.kill(int(open(proxypidfile).read()), signal.SIGHUP)
+        except OSError:
+            os.remove(proxypidfile)
 
 def _stop_keep(n):
     kill_server_pid(_pidfile('keep{}'.format(n)))