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TUN-5593: Read full packet from UDP connection, even if it exceeds MTU of the transport. When packet length is greater than the MTU of the transport, we will silently drop packets (for now).

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This commit is contained in:
Igor Postelnik
2021-12-22 17:18:22 -06:00
parent 7a55208c61
commit 8445b88d3c
6 changed files with 28 additions and 19 deletions
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9
datagramsession/session_test.go
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@@ -11,6 +11,7 @@ import (
"time"
"github.com/google/uuid"
"github.com/rs/zerolog"
"github.com/stretchr/testify/require"
"golang.org/x/sync/errgroup"
)
@@ -44,7 +45,8 @@ func testSessionReturns(t *testing.T, closeBy closeMethod, closeAfterIdle time.D
reqChan: newDatagramChannel(1),
respChan: newDatagramChannel(1),
}
session := newSession(sessionID, transport, cfdConn)
log := zerolog.Nop()
session := newSession(sessionID, transport, cfdConn, &log)
ctx, cancel := context.WithCancel(context.Background())
sessionDone := make(chan struct{})
@@ -119,7 +121,8 @@ func testActiveSessionNotClosed(t *testing.T, readFromDst bool, writeToDst bool)
reqChan: newDatagramChannel(100),
respChan: newDatagramChannel(100),
}
session := newSession(sessionID, transport, cfdConn)
log := zerolog.Nop()
session := newSession(sessionID, transport, cfdConn, &log)
startTime := time.Now()
activeUntil := startTime.Add(activeTime)
@@ -181,7 +184,7 @@ func testActiveSessionNotClosed(t *testing.T, readFromDst bool, writeToDst bool)
func TestMarkActiveNotBlocking(t *testing.T) {
const concurrentCalls = 50
session := newSession(uuid.New(), nil, nil)
session := newSession(uuid.New(), nil, nil, nil)
var wg sync.WaitGroup
wg.Add(concurrentCalls)
for i := 0; i < concurrentCalls; i++ {