mirror of
https://github.com/livekit/livekit.git
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2510b9462e
This is not all of it as it is not possible (or at least I do not know of a way) to get all suggestions for a repo/project. Did this via loop searching mainly and taking the modernize suggestions.
115 lines
2.7 KiB
Go
115 lines
2.7 KiB
Go
// Copyright 2023 LiveKit, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package selector_test
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import (
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"github.com/livekit/protocol/livekit"
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"github.com/livekit/livekit-server/pkg/routing/selector"
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)
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var (
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nodeLoadLow = &livekit.Node{
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State: livekit.NodeState_SERVING,
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Stats: &livekit.NodeStats{
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UpdatedAt: time.Now().Unix(),
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NumCpus: 1,
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CpuLoad: 0.1,
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LoadAvgLast1Min: 0.0,
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NumRooms: 1,
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NumClients: 2,
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NumTracksIn: 4,
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NumTracksOut: 8,
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Rates: []*livekit.NodeStatsRate{
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{
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BytesIn: 1000,
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BytesOut: 2000,
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},
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},
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},
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}
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nodeLoadMedium = &livekit.Node{
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State: livekit.NodeState_SERVING,
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Stats: &livekit.NodeStats{
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UpdatedAt: time.Now().Unix(),
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NumCpus: 1,
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CpuLoad: 0.5,
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LoadAvgLast1Min: 0.5,
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NumRooms: 5,
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NumClients: 10,
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NumTracksIn: 20,
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NumTracksOut: 200,
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Rates: []*livekit.NodeStatsRate{
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{
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BytesIn: 5000,
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BytesOut: 10000,
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},
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},
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},
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}
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nodeLoadHigh = &livekit.Node{
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State: livekit.NodeState_SERVING,
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Stats: &livekit.NodeStats{
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UpdatedAt: time.Now().Unix(),
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NumCpus: 1,
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CpuLoad: 0.99,
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LoadAvgLast1Min: 2.0,
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NumRooms: 10,
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NumClients: 20,
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NumTracksIn: 40,
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NumTracksOut: 800,
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Rates: []*livekit.NodeStatsRate{
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{
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BytesIn: 10000,
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BytesOut: 40000,
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},
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},
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},
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}
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)
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func TestSystemLoadSelector_SelectNode(t *testing.T) {
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sel := selector.SystemLoadSelector{SysloadLimit: 1.0, SortBy: "random", Algorithm: "lowest"}
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var nodes []*livekit.Node
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_, err := sel.SelectNode(nodes)
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require.Error(t, err, "should error no available nodes")
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// Select a node with high load when no nodes with low load are available
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nodes = []*livekit.Node{nodeLoadHigh}
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if _, err := sel.SelectNode(nodes); err != nil {
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t.Error(err)
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}
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// Select a node with low load when available
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nodes = []*livekit.Node{nodeLoadLow, nodeLoadHigh}
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for range 5 {
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node, err := sel.SelectNode(nodes)
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if err != nil {
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t.Error(err)
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}
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if node != nodeLoadLow {
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t.Error("selected the wrong node")
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}
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}
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}
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