Age | Commit message (Collapse) | Author |
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The RFC for icmpv6 specifies that an errant packet should be included
in the returned ICMP packet, and that it should include up to the amount
needed to fill the minimum MTU (1280 bytes) if possible. The current code
included the Link header in that calculation but the RFC is referring
to the IP MTU not the link MTU. Some conformance tests check this and
report an error agains the stack for this.
The full header length shoudl however continue to be used when allocating
header space.
Make the same change for IPv4 for consistency.
Add a test for icmp payload sizing.
Test that the included data in an ICMP error packet conforms to the
requirements of RFC 972, RFC 4443 section 2.4 and RFC 1812 Section 4.3.2.3.
Fixes #5311
PiperOrigin-RevId: 353790203
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The ARP stat NetworkUnreachable was removed, and was replaced by
InterfaceHasNoLocalAddress. No stats are recorded when dealing with an
missing endpoint (ErrNotConnected) (because if there is no endpoint,
there is no valid per-endpoint stats).
PiperOrigin-RevId: 353759462
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PiperOrigin-RevId: 353755271
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PiperOrigin-RevId: 353697719
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Rewrite tcp.endpoint.Write to avoid manual locking and unlocking. This should
prevent similar mistakes in the future.
PiperOrigin-RevId: 353675734
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It previously returned an error but it could only be UnknownNICID. It now
returns a boolean to indicate whether the nic exists or not.
PiperOrigin-RevId: 353337489
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PiperOrigin-RevId: 353336894
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The route resolution callback will be called with a
stack.ResolvedFieldsResult which will hold the route info so callers
can avoid attempting resolution again to check if a previous resolution
attempt succeeded or not.
Test: integration_test.TestRouteResolvedFields
PiperOrigin-RevId: 353319019
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Fixes #5113.
PiperOrigin-RevId: 353313374
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Fixes #1509.
PiperOrigin-RevId: 353295589
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Atomic operations here significantly slow down gVisor builds with
kcov/coverage enabled. Also mark these functions go:norace to avoid
complaints from the race detector.
PiperOrigin-RevId: 353281865
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If a network address has a static mapping to a link address, calculate
it in GetLinkAddress.
Test: stack_test.TestStaticGetLinkAddress
PiperOrigin-RevId: 353179616
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We have support for the output interface name, but not for the input
interface name.
This change adds the support for the input interface name, and adds the
test cases for it.
Fixes #5300
PiperOrigin-RevId: 353179389
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GetLinkAddress's callback will be called immediately with a
stack.LinkResolutionResult which will hold the link address
so no need to also return the link address from the function.
Fixes #5151.
PiperOrigin-RevId: 353157857
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...unless explicitly requested via ResolveWith.
Remove cancelled channels from pending packets as we can use the link
resolution channel in a FIFO to limit the number of maximum pending
resolutions we should queue packets for.
This change also defers starting the goroutine that handles link
resolution completion to when link resolution succeeds, fails or
gets cancelled due to the max number of pending resolutions being
reached.
Fixes #751.
PiperOrigin-RevId: 353130577
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Test: integration_test.TestWritePacketsLinkResolution
Fixes #4458.
PiperOrigin-RevId: 353108826
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fdbased and qdisc layers expect these fields to already be
populated before being reached.
PiperOrigin-RevId: 353099492
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PiperOrigin-RevId: 352954044
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- Removes the unimplemented message for SO_LINGER
- Fix the length for IP_PKTINFO option
PiperOrigin-RevId: 352917611
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PiperOrigin-RevId: 352908368
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PiperOrigin-RevId: 352904728
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Fixes #5263
PiperOrigin-RevId: 352903844
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PiperOrigin-RevId: 352894106
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The error messages are not needed or used as these are not processing errors
so much as errors to be reported back to the packet sender. Implicitly
describe whether each error should generate ICMP packets or not. Most do
but there are a couple that do not.
Slightly alter some test expectations for Linux compatibility and add a
couple more. Improve Linux compatibility on error packet returns. Some
cosmetic changes to tests to match the upcoming packet impact version
of the same tests.
PiperOrigin-RevId: 352889785
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Link addresses are cached on a per NIC basis so instead of having a
single cache that includes the NIC ID for neighbor entry lookups,
use a single cache per NIC.
PiperOrigin-RevId: 352684111
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