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authorIan Gudger <igudger@google.com>2019-03-04 13:03:50 -0800
committerShentubot <shentubot@google.com>2019-03-04 13:06:04 -0800
commit2d613f8e3002ef4f62b8029ba56861d73211feeb (patch)
treefd3e424fc20197c4419e77332fcdb242b3edcf70 /test
parent4bb1d5efb1ef3bf6a7b7ed52172acefbd52ad80d (diff)
Deflake socket_ipv4_udp_unbound_loopback.
When run in parallel, multicast packets can be received by the wrong test. The tests in the target are run in an isolated network namespace, but if parallelism is enabled, multiple tests from the same target will run in parallel within the target's network namespace. Disabling parallelism only allows one test to run in the network namespace at a time, which prevents interaction. PiperOrigin-RevId: 236709160 Change-Id: If828db44f0ae4002af36de6097866137c8d9da5c
Diffstat (limited to 'test')
-rw-r--r--test/syscalls/BUILD4
-rw-r--r--test/syscalls/build_defs.bzl28
2 files changed, 21 insertions, 11 deletions
diff --git a/test/syscalls/BUILD b/test/syscalls/BUILD
index 39f1de0c9..a8fd20956 100644
--- a/test/syscalls/BUILD
+++ b/test/syscalls/BUILD
@@ -364,8 +364,8 @@ syscall_test(
)
syscall_test(
- # FIXME
- tags = ["flaky"],
+ # Multicast packets can be received by the wrong test if run in parallel.
+ parallel = False,
test = "//test/syscalls/linux:socket_ipv4_udp_unbound_loopback_test",
)
diff --git a/test/syscalls/build_defs.bzl b/test/syscalls/build_defs.bzl
index 88777f55b..610b030b2 100644
--- a/test/syscalls/build_defs.bzl
+++ b/test/syscalls/build_defs.bzl
@@ -7,7 +7,8 @@ def syscall_test(
shard_count = 1,
size = "small",
use_tmpfs = False,
- tags = None):
+ tags = None,
+ parallel = True):
_syscall_test(
test = test,
shard_count = shard_count,
@@ -15,6 +16,7 @@ def syscall_test(
platform = "native",
use_tmpfs = False,
tags = tags,
+ parallel = parallel,
)
_syscall_test(
@@ -24,6 +26,7 @@ def syscall_test(
platform = "kvm",
use_tmpfs = use_tmpfs,
tags = tags,
+ parallel = parallel,
)
_syscall_test(
@@ -33,6 +36,7 @@ def syscall_test(
platform = "ptrace",
use_tmpfs = use_tmpfs,
tags = tags,
+ parallel = parallel,
)
if not use_tmpfs:
@@ -44,6 +48,7 @@ def syscall_test(
platform = "ptrace",
use_tmpfs = use_tmpfs,
tags = tags,
+ parallel = parallel,
file_access = "shared",
)
@@ -54,6 +59,7 @@ def _syscall_test(
platform,
use_tmpfs,
tags,
+ parallel,
file_access = "exclusive"):
test_name = test.split(":")[1]
@@ -80,6 +86,17 @@ def _syscall_test(
if platform == "kvm":
tags += ["manual"]
+ args = [
+ # Arguments are passed directly to syscall_test_runner binary.
+ "--test-name=" + test_name,
+ "--platform=" + platform,
+ "--use-tmpfs=" + str(use_tmpfs),
+ "--file-access=" + file_access,
+ ]
+
+ if parallel:
+ args += ["--parallel=true"]
+
sh_test(
srcs = ["syscall_test_runner.sh"],
name = name,
@@ -87,14 +104,7 @@ def _syscall_test(
":syscall_test_runner",
test,
],
- args = [
- # Arguments are passed directly to syscall_test_runner binary.
- "--test-name=" + test_name,
- "--platform=" + platform,
- "--use-tmpfs=" + str(use_tmpfs),
- "--file-access=" + file_access,
- "--parallel=true",
- ],
+ args = args,
size = size,
tags = tags,
shard_count = shard_count,