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[#1143] shard: Introduce explicit Degraded mode

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`Degraded` mode is set automatically after error counter is over the
threshold. `ReadOnly` mode can still be set by an administrator.

Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
This commit is contained in:
Evgenii Stratonikov 2022-03-17 14:55:25 +03:00 • committed by fyrchik
parent 9eb70c18c3
commit 6472a170eb
21 changed files with 62 additions and 24 deletions
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4
pkg/local_object_storage/engine/error_test.go
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@ -118,7 +118,7 @@ func TestErrorReporting(t *testing.T) {
for i := uint32(0); i < 2; i++ {
_, err = e.Get(&GetPrm{addr: object.AddressOf(obj)})
require.Error(t, err)
checkShardState(t, e, id[0], errThreshold+i, shard.ModeReadOnly)
checkShardState(t, e, id[0], errThreshold+i, shard.ModeDegraded)
checkShardState(t, e, id[1], 0, shard.ModeReadWrite)
}
@ -185,7 +185,7 @@ func TestBlobstorFailback(t *testing.T) {
require.True(t, errors.Is(err, object.ErrRangeOutOfBounds), "got: %v", err)
}
checkShardState(t, e, id[0], 4, shard.ModeReadOnly)
checkShardState(t, e, id[0], 4, shard.ModeDegraded)
checkShardState(t, e, id[1], 0, shard.ModeReadWrite)
}