Age | Commit message (Collapse) | Author |
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PiperOrigin-RevId: 323426851
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PiperOrigin-RevId: 323426155
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PiperOrigin-RevId: 323398518
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PiperOrigin-RevId: 323383320
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PiperOrigin-RevId: 323381964
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Storing *testing.T on test helper structs is problematic when
subtests are used, because it is possible for nested tests to call
Fatal on parent test, which incorrect terminates the parent test.
For example
func TestOuter(t *testing.T) {
dut := NewDUT(t)
t.Run("first test", func(t *testing.T) {
dut.FallibleCall()
})
t.Run("second test", func(t *testing.T) {
dut.FallibleCall()
}
}
In the example above, assuming `FallibleCall` calls `t.Fatal` on the
`t` it holds, if `dut.FallibleCall` fails in "first test", it will
call `Fatal` on the parent `t`, quitting `TestOuter`. This is not a
behavior we want.
PiperOrigin-RevId: 323350241
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Adds profiling with `runsc debug` or pprof to dockerutil. All
targets using dockerutil should now be able to use profiling.
In addition, modifies existing benchmarks to use profiling.
PiperOrigin-RevId: 323298634
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... when it is possible.
The guitar gVisorKernel*Workflow-s runs test with the local execution_method.
In this case, blaze runs test cases locally without sandboxes. This means
that all tests run in the same network namespace. We have a few tests which
use hard-coded network ports and they can fail if one of these port will be
used by someone else or by another test cases.
PiperOrigin-RevId: 323137254
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Copy the list of tags when passing it to _syscall_test.
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Sending UDP packets in a loop can be done in a separate goroutine. We
can't do this in ContainerAction because the container will terminate
early.
Locally, scripts/iptables_tests.sh runs ~40 seconds faster.
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Updates #2923
PiperOrigin-RevId: 322953552
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PiperOrigin-RevId: 322904430
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PiperOrigin-RevId: 322890087
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Allow FUSE filesystems to be mounted using libfuse.
The appropriate flags and mount options are parsed and
understood by fusefs.
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PiperOrigin-RevId: 322859907
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PiperOrigin-RevId: 322853192
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Fixes #3334
PiperOrigin-RevId: 322846384
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And do some refactoring of the wait logic in sendfile/splice/tee.
Updates #1035 #2923
PiperOrigin-RevId: 322815521
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Previously, ICMP destination unreachable datagrams were ignored by TCP
endpoints. This caused connect to hang when an intermediate router
couldn't find a route to the host.
This manifested as a Kokoro error when Docker IPv6 was enabled. The Ruby
image test would try to install the sinatra gem and hang indefinitely
attempting to use an IPv6 address.
Fixes #3079.
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Fixes a NAT bug that manifested as:
- A SYN was sent from gVisor to another host, unaffected by iptables.
- The corresponding SYN/ACK was NATted by a PREROUTING REDIRECT rule
despite being part of the existing connection.
- The socket that sent the SYN never received the SYN/ACK and thus a
connection could not be established.
We handle this (as Linux does) by tracking all connections, inserting a
no-op conntrack rule for new connections with no rules of their own.
Needed for istio support (#170).
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Helps in fixing open syscall tests: AppendConcurrentWrite and AppendOnly.
We also now update the file size for seekable special files (regular files)
which we were not doing earlier.
Updates #2923
PiperOrigin-RevId: 322670843
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Updates #173
PiperOrigin-RevId: 322665518
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Temporarily skip these, on bhaskherh@'s advice.
PiperOrigin-RevId: 322664955
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PiperOrigin-RevId: 322265513
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PiperOrigin-RevId: 321885126
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PiperOrigin-RevId: 321875119
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DUT logs will include logs from the posix server and gVisor, which
provides a way to instrument the DUT during test failures.
PiperOrigin-RevId: 321816647
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PiperOrigin-RevId: 321808673
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PiperOrigin-RevId: 321790802
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Updates #173
PiperOrigin-RevId: 321690756
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PiperOrigin-RevId: 321647645
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PiperOrigin-RevId: 321478001
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Packet sockets also seem to allow double binding and do not return an error on
linux. This was tested by running the syscall test in a linux namespace as root
and the current test DoubleBind fails@HEAD.
Passes after this change.
Updates #173
PiperOrigin-RevId: 321445137
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gVisor incorrectly returns the wrong ARP type for SIOGIFHWADDR. This breaks
tcpdump as it tries to interpret the packets incorrectly.
Similarly, SIOCETHTOOL is used by tcpdump to query interface properties which
fails with an EINVAL since we don't implement it. For now change it to return
EOPNOTSUPP to indicate that we don't support the query rather than return
EINVAL.
NOTE: ARPHRD types for link endpoints are distinct from NIC capabilities
and NIC flags. In Linux all 3 exist eg. ARPHRD types are stored in dev->type
field while NIC capabilities are more like the device features which can be
queried using SIOCETHTOOL but not modified and NIC Flags are fields that can
be modified from user space. eg. NIC status (UP/DOWN/MULTICAST/BROADCAST) etc.
Updates #2746
PiperOrigin-RevId: 321436525
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PiperOrigin-RevId: 321411758
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A packetimpact test for: "A node must be able to accept a fragmented packet
that, after reassembly, is as large as 1500 octets."
PiperOrigin-RevId: 321210729
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Also ironed out all the bugs found on the IPv6 code path that affects socket
bind, send and receive.
PiperOrigin-RevId: 321202653
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PiperOrigin-RevId: 321053634
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PiperOrigin-RevId: 321021071
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PiperOrigin-RevId: 321008185
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PiperOrigin-RevId: 321000340
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These logs include flags passed to packetimpact tests (the Go tests), and test
failure messages.
PiperOrigin-RevId: 320989521
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Earlier we were docker exec-ing each test at a time. However invoking the test
framework has a fixed overhead which made it infeasible to make the runtime
tests run as presubmits. This change now executes tests in batches of 50 (can
be altered). This really speeds up testing process.
With this change, the following tests can be run in reasonable times:
- Go
- Nodejs
- Php
- Python
PiperOrigin-RevId: 320763916
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Updates #2746
PiperOrigin-RevId: 320757963
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The go.mod dependency tree for the shim was somehow contradictory. After
resolving these issues (e.g. explicitly imported k8s 1.14, pulling a
specific dbus version), and adding all dependencies, the shim can now be
build as part of the regular bazel tree.
As part of this process, minor cleanup was done in all the source files:
headers were standardized (and include "The gVisor Authors" in addition
to the "The containerd Authors" if originally derived from containerd
sources), and comments were cleaned up to meet coding standards.
This change makes the containerd installation dynamic, so that multiple
versions can be tested, and drops the static installer for the VM image
itself.
This change also updates test/root/crictl_test.go and related utilities,
so that the containerd tests can be run on any version (and in cases
where it applies, they can be run on both v1 and v2 as parameterized
tests).
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Updates #2746
Fixes #3158
PiperOrigin-RevId: 320497190
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This change gates all FUSE commands (by gating /dev/fuse) behind a runsc
flag. In order to use FUSE commands, use the --fuse flag with the --vfs2
flag. Check if FUSE is enabled by running dmesg in the sandbox.
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PiperOrigin-RevId: 320290162
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Enabling IPv6 in Docker caused IPv4 tests to fail because localAddrs
didn't distinguish between address types. Example failure:
https://source.cloud.google.com/results/invocations/203b2401-3333-4bec-9a56-72cc53d68ddd/log
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