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lib/protocol: Cache expensive key operations (fixes #8599) (#8820)

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This adds a cache to the expensive key generation operations. It's fixes
size LRU/MRU stuff to keep memory usage bounded under absurd conditions.

Also closes #8600.
This commit is contained in:
Jakob Borg
2023-03-12 20:06:59 +01:00
committed by GitHub
parent 3ffe859fe8
commit 466b56ded1
12 changed files with 212 additions and 161 deletions
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lib/protocol/benchmark_test.go
+2 -2
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@@ -60,9 +60,9 @@ func benchmarkRequestsTLS(b *testing.B, conn0, conn1 net.Conn) {
func benchmarkRequestsConnPair(b *testing.B, conn0, conn1 net.Conn) {
// Start up Connections on them
c0 := NewConnection(LocalDeviceID, conn0, conn0, testutils.NoopCloser{}, new(fakeModel), new(mockedConnectionInfo), CompressionMetadata, nil)
c0 := NewConnection(LocalDeviceID, conn0, conn0, testutils.NoopCloser{}, new(fakeModel), new(mockedConnectionInfo), CompressionMetadata, nil, testKeyGen)
c0.Start()
c1 := NewConnection(LocalDeviceID, conn1, conn1, testutils.NoopCloser{}, new(fakeModel), new(mockedConnectionInfo), CompressionMetadata, nil)
c1 := NewConnection(LocalDeviceID, conn1, conn1, testutils.NoopCloser{}, new(fakeModel), new(mockedConnectionInfo), CompressionMetadata, nil, testKeyGen)
c1.Start()
// Satisfy the assertions in the protocol by sending an initial cluster config