frostfs-node/pkg/innerring/processors/netmap/cleanup_table_test.go

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package netmap
import (
"encoding/hex"
"testing"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neofs-sdk-go/netmap"
"github.com/stretchr/testify/require"
)
func genKey(t *testing.T) *keys.PrivateKey {
priv, err := keys.NewPrivateKey()
require.NoError(t, err)
return priv
}
func TestCleanupTable(t *testing.T) {
infos := []netmap.NodeInfo{
newNodeInfo(genKey(t).PublicKey()),
newNodeInfo(genKey(t).PublicKey()),
newNodeInfo(genKey(t).PublicKey()),
}
networkMap, err := netmap.NewNetmap(netmap.NodesFromInfo(infos))
require.NoError(t, err)
mapInfos := make(map[string][]byte)
for i := range infos {
binNodeInfo, err := infos[i].Marshal()
require.NoError(t, err)
mapInfos[hex.EncodeToString(infos[i].PublicKey())] = binNodeInfo
}
t.Run("update", func(t *testing.T) {
c := newCleanupTable(true, 1)
c.update(networkMap, 1)
require.Len(t, c.lastAccess, len(infos))
for k, v := range c.lastAccess {
require.EqualValues(t, 1, v.epoch)
require.False(t, v.removeFlag)
_, ok := mapInfos[k]
require.True(t, ok)
}
t.Run("update with flagged", func(t *testing.T) {
key := hex.EncodeToString(infos[0].PublicKey())
c.flag(key)
c.update(networkMap, 2)
require.EqualValues(t, 1, c.lastAccess[key].epoch)
require.False(t, c.lastAccess[key].removeFlag)
})
})
t.Run("touch", func(t *testing.T) {
c := newCleanupTable(true, 1)
c.update(networkMap, 1)
key := hex.EncodeToString(infos[1].PublicKey())
require.False(t, c.touch(key, 11, mapInfos[key]))
require.EqualValues(t, 11, c.lastAccess[key].epoch)
updNodeInfo := []byte("changed node info")
require.True(t, c.touch(key, 11, updNodeInfo))
require.EqualValues(t, 11, c.lastAccess[key].epoch)
require.True(t, c.touch(key+"x", 12, updNodeInfo))
require.EqualValues(t, 12, c.lastAccess[key+"x"].epoch)
})
t.Run("flag", func(t *testing.T) {
c := newCleanupTable(true, 1)
c.update(networkMap, 1)
key := hex.EncodeToString(infos[1].PublicKey())
c.flag(key)
require.True(t, c.lastAccess[key].removeFlag)
require.True(t, c.touch(key, 2, mapInfos[key]))
require.False(t, c.lastAccess[key].removeFlag)
})
t.Run("iterator", func(t *testing.T) {
c := newCleanupTable(true, 2)
c.update(networkMap, 1)
t.Run("no nodes to remove", func(t *testing.T) {
cnt := 0
require.NoError(t,
c.forEachRemoveCandidate(2, func(_ string) error {
cnt++
return nil
}))
require.EqualValues(t, 0, cnt)
})
t.Run("all nodes to remove", func(t *testing.T) {
cnt := 0
require.NoError(t,
c.forEachRemoveCandidate(4, func(s string) error {
cnt++
_, ok := mapInfos[s]
require.True(t, ok)
return nil
}))
require.EqualValues(t, len(infos), cnt)
})
t.Run("some nodes to remove", func(t *testing.T) {
cnt := 0
key := hex.EncodeToString(infos[1].PublicKey())
require.True(t, c.touch(key, 4, mapInfos[key])) // one node was updated
require.NoError(t,
c.forEachRemoveCandidate(4, func(s string) error {
cnt++
require.NotEqual(t, s, key)
return nil
}))
require.EqualValues(t, len(infos)-1, cnt)
})
})
}
func newNodeInfo(key *keys.PublicKey) (n netmap.NodeInfo) {
n.SetPublicKey(key.Bytes())
return n
}