1878 lines
44 KiB
Go
1878 lines
44 KiB
Go
package scheduler
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import (
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"sort"
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"testing"
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"github.com/hashicorp/nomad/helper/uuid"
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"github.com/hashicorp/nomad/nomad/mock"
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"github.com/hashicorp/nomad/nomad/structs"
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"github.com/stretchr/testify/require"
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)
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func TestFeasibleRankIterator(t *testing.T) {
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_, ctx := testContext(t)
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var nodes []*structs.Node
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for i := 0; i < 10; i++ {
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nodes = append(nodes, mock.Node())
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}
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static := NewStaticIterator(ctx, nodes)
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feasible := NewFeasibleRankIterator(ctx, static)
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out := collectRanked(feasible)
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if len(out) != len(nodes) {
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t.Fatalf("bad: %v", out)
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}
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}
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func TestBinPackIterator_NoExistingAlloc(t *testing.T) {
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_, ctx := testContext(t)
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nodes := []*RankedNode{
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{
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Node: &structs.Node{
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// Perfect fit
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NodeResources: &structs.NodeResources{
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Cpu: structs.NodeCpuResources{
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CpuShares: 2048,
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},
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Memory: structs.NodeMemoryResources{
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MemoryMB: 2048,
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},
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},
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ReservedResources: &structs.NodeReservedResources{
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Cpu: structs.NodeReservedCpuResources{
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CpuShares: 1024,
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},
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Memory: structs.NodeReservedMemoryResources{
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MemoryMB: 1024,
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},
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},
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},
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},
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{
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Node: &structs.Node{
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// Overloaded
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NodeResources: &structs.NodeResources{
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Cpu: structs.NodeCpuResources{
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CpuShares: 1024,
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},
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Memory: structs.NodeMemoryResources{
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MemoryMB: 1024,
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},
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},
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ReservedResources: &structs.NodeReservedResources{
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Cpu: structs.NodeReservedCpuResources{
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CpuShares: 512,
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},
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Memory: structs.NodeReservedMemoryResources{
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MemoryMB: 512,
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},
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},
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},
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},
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{
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Node: &structs.Node{
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// 50% fit
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NodeResources: &structs.NodeResources{
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Cpu: structs.NodeCpuResources{
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CpuShares: 4096,
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},
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Memory: structs.NodeMemoryResources{
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MemoryMB: 4096,
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},
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},
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ReservedResources: &structs.NodeReservedResources{
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Cpu: structs.NodeReservedCpuResources{
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CpuShares: 1024,
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},
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Memory: structs.NodeReservedMemoryResources{
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MemoryMB: 1024,
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},
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},
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},
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},
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}
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static := NewStaticRankIterator(ctx, nodes)
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taskGroup := &structs.TaskGroup{
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EphemeralDisk: &structs.EphemeralDisk{},
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Tasks: []*structs.Task{
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{
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Name: "web",
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Resources: &structs.Resources{
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CPU: 1024,
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MemoryMB: 1024,
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},
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},
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},
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}
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binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
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binp.SetTaskGroup(taskGroup)
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scoreNorm := NewScoreNormalizationIterator(ctx, binp)
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out := collectRanked(scoreNorm)
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if len(out) != 2 {
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t.Fatalf("Bad: %v", out)
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}
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if out[0] != nodes[0] || out[1] != nodes[2] {
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t.Fatalf("Bad: %v", out)
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}
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if out[0].FinalScore != 1.0 {
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t.Fatalf("Bad Score: %v", out[0].FinalScore)
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}
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if out[1].FinalScore < 0.50 || out[1].FinalScore > 0.60 {
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t.Fatalf("Bad Score: %v", out[1].FinalScore)
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}
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}
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// TestBinPackIterator_NoExistingAlloc_MixedReserve asserts that node's with
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// reserved resources are scored equivalent to as if they had a lower amount of
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// resources.
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func TestBinPackIterator_NoExistingAlloc_MixedReserve(t *testing.T) {
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_, ctx := testContext(t)
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nodes := []*RankedNode{
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{
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// Best fit
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Node: &structs.Node{
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Name: "no-reserved",
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NodeResources: &structs.NodeResources{
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Cpu: structs.NodeCpuResources{
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CpuShares: 1100,
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},
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Memory: structs.NodeMemoryResources{
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MemoryMB: 1100,
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},
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},
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},
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},
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{
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// Not best fit if reserve is calculated properly
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Node: &structs.Node{
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Name: "reserved",
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NodeResources: &structs.NodeResources{
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Cpu: structs.NodeCpuResources{
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CpuShares: 2000,
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},
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Memory: structs.NodeMemoryResources{
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MemoryMB: 2000,
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},
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},
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ReservedResources: &structs.NodeReservedResources{
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Cpu: structs.NodeReservedCpuResources{
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CpuShares: 800,
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},
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Memory: structs.NodeReservedMemoryResources{
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MemoryMB: 800,
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},
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},
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},
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},
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{
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// Even worse fit due to reservations
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Node: &structs.Node{
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Name: "reserved2",
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NodeResources: &structs.NodeResources{
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Cpu: structs.NodeCpuResources{
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CpuShares: 2000,
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},
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Memory: structs.NodeMemoryResources{
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MemoryMB: 2000,
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},
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},
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ReservedResources: &structs.NodeReservedResources{
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Cpu: structs.NodeReservedCpuResources{
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CpuShares: 500,
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},
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Memory: structs.NodeReservedMemoryResources{
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MemoryMB: 500,
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},
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},
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},
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},
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{
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Node: &structs.Node{
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Name: "overloaded",
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NodeResources: &structs.NodeResources{
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Cpu: structs.NodeCpuResources{
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CpuShares: 900,
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},
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Memory: structs.NodeMemoryResources{
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MemoryMB: 900,
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},
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},
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},
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},
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}
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static := NewStaticRankIterator(ctx, nodes)
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taskGroup := &structs.TaskGroup{
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EphemeralDisk: &structs.EphemeralDisk{},
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Tasks: []*structs.Task{
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{
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Name: "web",
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Resources: &structs.Resources{
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CPU: 1000,
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MemoryMB: 1000,
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},
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},
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},
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}
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binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
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binp.SetTaskGroup(taskGroup)
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scoreNorm := NewScoreNormalizationIterator(ctx, binp)
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out := collectRanked(scoreNorm)
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// Sort descending (highest score to lowest) and log for debugging
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sort.Slice(out, func(i, j int) bool { return out[i].FinalScore > out[j].FinalScore })
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for i := range out {
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t.Logf("Node: %-12s Score: %-1.4f", out[i].Node.Name, out[i].FinalScore)
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}
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// 3 nodes should be feasible
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require.Len(t, out, 3)
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// Node without reservations is the best fit
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require.Equal(t, nodes[0].Node.Name, out[0].Node.Name)
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// Node with smallest remaining resources ("best fit") should get a
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// higher score than node with more remaining resources ("worse fit")
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require.Equal(t, nodes[1].Node.Name, out[1].Node.Name)
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require.Equal(t, nodes[2].Node.Name, out[2].Node.Name)
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}
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// Tests bin packing iterator with network resources at task and task group level
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func TestBinPackIterator_Network_Success(t *testing.T) {
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_, ctx := testContext(t)
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nodes := []*RankedNode{
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{
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Node: &structs.Node{
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// Perfect fit
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NodeResources: &structs.NodeResources{
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Cpu: structs.NodeCpuResources{
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CpuShares: 2048,
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},
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Memory: structs.NodeMemoryResources{
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MemoryMB: 2048,
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},
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Networks: []*structs.NetworkResource{
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{
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Mode: "host",
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Device: "eth0",
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CIDR: "192.168.0.100/32",
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MBits: 1000,
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},
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},
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},
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ReservedResources: &structs.NodeReservedResources{
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Cpu: structs.NodeReservedCpuResources{
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CpuShares: 1024,
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},
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Memory: structs.NodeReservedMemoryResources{
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MemoryMB: 1024,
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},
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Networks: structs.NodeReservedNetworkResources{
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ReservedHostPorts: "1000-2000",
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},
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},
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},
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},
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{
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Node: &structs.Node{
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// 50% fit
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NodeResources: &structs.NodeResources{
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Cpu: structs.NodeCpuResources{
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CpuShares: 4096,
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},
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Memory: structs.NodeMemoryResources{
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MemoryMB: 4096,
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},
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Networks: []*structs.NetworkResource{
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{
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Mode: "host",
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Device: "eth0",
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CIDR: "192.168.0.100/32",
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MBits: 1000,
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},
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},
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},
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ReservedResources: &structs.NodeReservedResources{
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Cpu: structs.NodeReservedCpuResources{
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CpuShares: 1024,
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},
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Memory: structs.NodeReservedMemoryResources{
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MemoryMB: 1024,
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},
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Networks: structs.NodeReservedNetworkResources{
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ReservedHostPorts: "1000-2000",
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},
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},
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},
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},
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}
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static := NewStaticRankIterator(ctx, nodes)
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// Create a task group with networks specified at task and task group level
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taskGroup := &structs.TaskGroup{
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EphemeralDisk: &structs.EphemeralDisk{},
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Tasks: []*structs.Task{
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{
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Name: "web",
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Resources: &structs.Resources{
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CPU: 1024,
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MemoryMB: 1024,
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Networks: []*structs.NetworkResource{
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{
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Device: "eth0",
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MBits: 300,
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},
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},
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},
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},
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},
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Networks: []*structs.NetworkResource{
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{
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Device: "eth0",
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MBits: 500,
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},
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},
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}
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binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
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binp.SetTaskGroup(taskGroup)
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scoreNorm := NewScoreNormalizationIterator(ctx, binp)
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out := collectRanked(scoreNorm)
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require := require.New(t)
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// We expect both nodes to be eligible to place
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require.Len(out, 2)
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require.Equal(out[0], nodes[0])
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require.Equal(out[1], nodes[1])
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// First node should have a perfect score
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require.Equal(1.0, out[0].FinalScore)
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if out[1].FinalScore < 0.50 || out[1].FinalScore > 0.60 {
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t.Fatalf("Bad Score: %v", out[1].FinalScore)
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}
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// Verify network information at taskgroup level
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require.Equal(500, out[0].AllocResources.Networks[0].MBits)
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require.Equal(500, out[1].AllocResources.Networks[0].MBits)
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// Verify network information at task level
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require.Equal(300, out[0].TaskResources["web"].Networks[0].MBits)
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require.Equal(300, out[1].TaskResources["web"].Networks[0].MBits)
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}
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// Tests that bin packing iterator fails due to overprovisioning of network
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// This test has network resources at task group and task level
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func TestBinPackIterator_Network_Failure(t *testing.T) {
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// Bandwidth tracking is deprecated
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t.Skip()
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_, ctx := testContext(t)
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nodes := []*RankedNode{
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{
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Node: &structs.Node{
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// 50% fit
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NodeResources: &structs.NodeResources{
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Cpu: structs.NodeCpuResources{
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CpuShares: 4096,
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},
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Memory: structs.NodeMemoryResources{
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MemoryMB: 4096,
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},
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Networks: []*structs.NetworkResource{
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{
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Mode: "host",
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Device: "eth0",
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CIDR: "192.168.0.100/32",
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MBits: 1000,
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},
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},
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},
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ReservedResources: &structs.NodeReservedResources{
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Cpu: structs.NodeReservedCpuResources{
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CpuShares: 1024,
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},
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Memory: structs.NodeReservedMemoryResources{
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MemoryMB: 1024,
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},
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Networks: structs.NodeReservedNetworkResources{
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ReservedHostPorts: "1000-2000",
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},
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},
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},
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},
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}
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// Add a planned alloc that takes up some network mbits at task and task group level
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plan := ctx.Plan()
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plan.NodeAllocation[nodes[0].Node.ID] = []*structs.Allocation{
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{
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AllocatedResources: &structs.AllocatedResources{
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Tasks: map[string]*structs.AllocatedTaskResources{
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"web": {
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Cpu: structs.AllocatedCpuResources{
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CpuShares: 2048,
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},
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Memory: structs.AllocatedMemoryResources{
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MemoryMB: 2048,
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},
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Networks: []*structs.NetworkResource{
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{
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Device: "eth0",
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IP: "192.168.0.1",
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MBits: 300,
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},
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},
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},
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},
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Shared: structs.AllocatedSharedResources{
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Networks: []*structs.NetworkResource{
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{
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Device: "eth0",
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IP: "192.168.0.1",
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MBits: 400,
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},
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},
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},
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},
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},
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}
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static := NewStaticRankIterator(ctx, nodes)
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|
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// Create a task group with networks specified at task and task group level
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taskGroup := &structs.TaskGroup{
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EphemeralDisk: &structs.EphemeralDisk{},
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Tasks: []*structs.Task{
|
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{
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Name: "web",
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Resources: &structs.Resources{
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CPU: 1024,
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MemoryMB: 1024,
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Networks: []*structs.NetworkResource{
|
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{
|
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Device: "eth0",
|
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MBits: 300,
|
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},
|
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},
|
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},
|
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},
|
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},
|
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Networks: []*structs.NetworkResource{
|
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{
|
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Device: "eth0",
|
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MBits: 250,
|
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},
|
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},
|
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}
|
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|
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binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
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binp.SetTaskGroup(taskGroup)
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|
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scoreNorm := NewScoreNormalizationIterator(ctx, binp)
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|
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out := collectRanked(scoreNorm)
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require := require.New(t)
|
|
|
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// We expect a placement failure because we need 800 mbits of network
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// and only 300 is free
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require.Len(out, 0)
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require.Equal(1, ctx.metrics.DimensionExhausted["network: bandwidth exceeded"])
|
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}
|
|
|
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// Tests bin packing iterator with host network interpolation of task group level ports configuration
|
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func TestBinPackIterator_Network_Interpolation_Success(t *testing.T) {
|
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_, ctx := testContext(t)
|
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nodes := []*RankedNode{
|
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{
|
|
Node: &structs.Node{
|
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Meta: map[string]string{
|
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"test_network": "private",
|
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"some_network": "public",
|
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},
|
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NodeResources: &structs.NodeResources{
|
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Cpu: structs.NodeCpuResources{
|
|
CpuShares: 2048,
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
NodeNetworks: []*structs.NodeNetworkResource{
|
|
{
|
|
Mode: "host",
|
|
Device: "eth0",
|
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Addresses: []structs.NodeNetworkAddress{
|
|
{
|
|
Alias: "private",
|
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Address: "192.168.0.101/32",
|
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ReservedPorts: "9091-10000",
|
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},
|
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},
|
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},
|
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{
|
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Mode: "host",
|
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Device: "eth1",
|
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Addresses: []structs.NodeNetworkAddress{
|
|
{
|
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Alias: "public",
|
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Address: "9.9.9.9/32",
|
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},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
ReservedResources: &structs.NodeReservedResources{
|
|
Cpu: structs.NodeReservedCpuResources{
|
|
CpuShares: 1024,
|
|
},
|
|
Memory: structs.NodeReservedMemoryResources{
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
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Node: &structs.Node{
|
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Meta: map[string]string{
|
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"test_network": "first",
|
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"some_network": "second",
|
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},
|
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NodeResources: &structs.NodeResources{
|
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Cpu: structs.NodeCpuResources{
|
|
CpuShares: 4096,
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 4096,
|
|
},
|
|
NodeNetworks: []*structs.NodeNetworkResource{
|
|
{
|
|
Mode: "host",
|
|
Device: "eth0",
|
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Addresses: []structs.NodeNetworkAddress{
|
|
{
|
|
Alias: "first",
|
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Address: "192.168.0.100/32",
|
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ReservedPorts: "9091-10000",
|
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},
|
|
},
|
|
},
|
|
{
|
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Mode: "host",
|
|
Device: "eth1",
|
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Addresses: []structs.NodeNetworkAddress{
|
|
{
|
|
Alias: "second",
|
|
Address: "8.8.8.8/32",
|
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},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
ReservedResources: &structs.NodeReservedResources{
|
|
Cpu: structs.NodeReservedCpuResources{
|
|
CpuShares: 1024,
|
|
},
|
|
Memory: structs.NodeReservedMemoryResources{
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
static := NewStaticRankIterator(ctx, nodes)
|
|
|
|
// Create a task group with networks specified at task group level
|
|
taskGroup := &structs.TaskGroup{
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
DynamicPorts: []structs.Port{
|
|
{
|
|
Label: "http",
|
|
Value: 8080,
|
|
To: 8080,
|
|
HostNetwork: "${meta.test_network}",
|
|
},
|
|
{
|
|
Label: "stats",
|
|
Value: 9090,
|
|
To: 9090,
|
|
HostNetwork: "${meta.some_network}",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
|
|
binp.SetTaskGroup(taskGroup)
|
|
|
|
scoreNorm := NewScoreNormalizationIterator(ctx, binp)
|
|
|
|
out := collectRanked(scoreNorm)
|
|
require := require.New(t)
|
|
|
|
// We expect both nodes to be eligible to place
|
|
require.Len(out, 2)
|
|
require.Equal(out[0], nodes[0])
|
|
require.Equal(out[1], nodes[1])
|
|
|
|
// Verify network information at taskgroup level
|
|
require.Contains([]string{"public", "private"}, out[0].AllocResources.Networks[0].DynamicPorts[0].HostNetwork)
|
|
require.Contains([]string{"public", "private"}, out[0].AllocResources.Networks[0].DynamicPorts[1].HostNetwork)
|
|
require.Contains([]string{"first", "second"}, out[1].AllocResources.Networks[0].DynamicPorts[0].HostNetwork)
|
|
require.Contains([]string{"first", "second"}, out[1].AllocResources.Networks[0].DynamicPorts[1].HostNetwork)
|
|
}
|
|
|
|
// Tests that bin packing iterator fails due to absence of meta value
|
|
// This test has network resources at task group
|
|
func TestBinPackIterator_Host_Network_Interpolation_Absent_Value(t *testing.T) {
|
|
_, ctx := testContext(t)
|
|
nodes := []*RankedNode{
|
|
{
|
|
Node: &structs.Node{
|
|
Meta: map[string]string{
|
|
"test_network": "private",
|
|
"some_network": "public",
|
|
},
|
|
NodeResources: &structs.NodeResources{
|
|
Cpu: structs.NodeCpuResources{
|
|
CpuShares: 4096,
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 4096,
|
|
},
|
|
NodeNetworks: []*structs.NodeNetworkResource{
|
|
{
|
|
Mode: "host",
|
|
Device: "eth0",
|
|
Addresses: []structs.NodeNetworkAddress{
|
|
{
|
|
Alias: "private",
|
|
Address: "192.168.0.100/32",
|
|
ReservedPorts: "9091-10000",
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Mode: "host",
|
|
Device: "eth1",
|
|
Addresses: []structs.NodeNetworkAddress{
|
|
{
|
|
Alias: "public",
|
|
Address: "8.8.8.8/32",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
ReservedResources: &structs.NodeReservedResources{
|
|
Cpu: structs.NodeReservedCpuResources{
|
|
CpuShares: 1024,
|
|
},
|
|
Memory: structs.NodeReservedMemoryResources{
|
|
MemoryMB: 1024,
|
|
},
|
|
Networks: structs.NodeReservedNetworkResources{
|
|
ReservedHostPorts: "1000-2000",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
static := NewStaticRankIterator(ctx, nodes)
|
|
|
|
// Create a task group with host networks specified at task group level
|
|
taskGroup := &structs.TaskGroup{
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
DynamicPorts: []structs.Port{
|
|
{
|
|
Label: "http",
|
|
Value: 8080,
|
|
To: 8080,
|
|
HostNetwork: "${meta.test_network}",
|
|
},
|
|
{
|
|
Label: "stats",
|
|
Value: 9090,
|
|
To: 9090,
|
|
HostNetwork: "${meta.absent_network}",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
|
|
binp.SetTaskGroup(taskGroup)
|
|
|
|
scoreNorm := NewScoreNormalizationIterator(ctx, binp)
|
|
|
|
out := collectRanked(scoreNorm)
|
|
require := require.New(t)
|
|
require.Len(out, 0)
|
|
}
|
|
|
|
// Tests that bin packing iterator fails due to absence of meta value
|
|
// This test has network resources at task group
|
|
func TestBinPackIterator_Host_Network_Interpolation_Interface_Not_Exists(t *testing.T) {
|
|
_, ctx := testContext(t)
|
|
nodes := []*RankedNode{
|
|
{
|
|
Node: &structs.Node{
|
|
Meta: map[string]string{
|
|
"test_network": "private",
|
|
"some_network": "absent",
|
|
},
|
|
NodeResources: &structs.NodeResources{
|
|
Cpu: structs.NodeCpuResources{
|
|
CpuShares: 4096,
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 4096,
|
|
},
|
|
NodeNetworks: []*structs.NodeNetworkResource{
|
|
{
|
|
Mode: "host",
|
|
Device: "eth0",
|
|
Addresses: []structs.NodeNetworkAddress{
|
|
{
|
|
Alias: "private",
|
|
Address: "192.168.0.100/32",
|
|
ReservedPorts: "9091-10000",
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Mode: "host",
|
|
Device: "eth1",
|
|
Addresses: []structs.NodeNetworkAddress{
|
|
{
|
|
Alias: "public",
|
|
Address: "8.8.8.8/32",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
ReservedResources: &structs.NodeReservedResources{
|
|
Cpu: structs.NodeReservedCpuResources{
|
|
CpuShares: 1024,
|
|
},
|
|
Memory: structs.NodeReservedMemoryResources{
|
|
MemoryMB: 1024,
|
|
},
|
|
Networks: structs.NodeReservedNetworkResources{
|
|
ReservedHostPorts: "1000-2000",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
static := NewStaticRankIterator(ctx, nodes)
|
|
|
|
// Create a task group with host networks specified at task group level
|
|
taskGroup := &structs.TaskGroup{
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
DynamicPorts: []structs.Port{
|
|
{
|
|
Label: "http",
|
|
Value: 8080,
|
|
To: 8080,
|
|
HostNetwork: "${meta.test_network}",
|
|
},
|
|
{
|
|
Label: "stats",
|
|
Value: 9090,
|
|
To: 9090,
|
|
HostNetwork: "${meta.some_network}",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
|
|
binp.SetTaskGroup(taskGroup)
|
|
|
|
scoreNorm := NewScoreNormalizationIterator(ctx, binp)
|
|
|
|
out := collectRanked(scoreNorm)
|
|
require := require.New(t)
|
|
require.Len(out, 0)
|
|
}
|
|
|
|
func TestBinPackIterator_PlannedAlloc(t *testing.T) {
|
|
_, ctx := testContext(t)
|
|
nodes := []*RankedNode{
|
|
{
|
|
Node: &structs.Node{
|
|
// Perfect fit
|
|
ID: uuid.Generate(),
|
|
NodeResources: &structs.NodeResources{
|
|
Cpu: structs.NodeCpuResources{
|
|
CpuShares: 2048,
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Node: &structs.Node{
|
|
// Perfect fit
|
|
ID: uuid.Generate(),
|
|
NodeResources: &structs.NodeResources{
|
|
Cpu: structs.NodeCpuResources{
|
|
CpuShares: 2048,
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
static := NewStaticRankIterator(ctx, nodes)
|
|
|
|
// Add a planned alloc to node1 that fills it
|
|
plan := ctx.Plan()
|
|
plan.NodeAllocation[nodes[0].Node.ID] = []*structs.Allocation{
|
|
{
|
|
AllocatedResources: &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 2048,
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
// Add a planned alloc to node2 that half fills it
|
|
plan.NodeAllocation[nodes[1].Node.ID] = []*structs.Allocation{
|
|
{
|
|
AllocatedResources: &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 1024,
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
taskGroup := &structs.TaskGroup{
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
|
|
binp.SetTaskGroup(taskGroup)
|
|
|
|
scoreNorm := NewScoreNormalizationIterator(ctx, binp)
|
|
|
|
out := collectRanked(scoreNorm)
|
|
if len(out) != 1 {
|
|
t.Fatalf("Bad: %#v", out)
|
|
}
|
|
if out[0] != nodes[1] {
|
|
t.Fatalf("Bad Score: %v", out)
|
|
}
|
|
|
|
if out[0].FinalScore != 1.0 {
|
|
t.Fatalf("Bad Score: %v", out[0].FinalScore)
|
|
}
|
|
}
|
|
|
|
func TestBinPackIterator_ReservedCores(t *testing.T) {
|
|
state, ctx := testContext(t)
|
|
nodes := []*RankedNode{
|
|
{
|
|
Node: &structs.Node{
|
|
// Perfect fit
|
|
ID: uuid.Generate(),
|
|
NodeResources: &structs.NodeResources{
|
|
Cpu: structs.NodeCpuResources{
|
|
CpuShares: 2048,
|
|
TotalCpuCores: 2,
|
|
ReservableCpuCores: []uint16{0, 1},
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Node: &structs.Node{
|
|
// Perfect fit
|
|
ID: uuid.Generate(),
|
|
NodeResources: &structs.NodeResources{
|
|
Cpu: structs.NodeCpuResources{
|
|
CpuShares: 2048,
|
|
TotalCpuCores: 2,
|
|
ReservableCpuCores: []uint16{0, 1},
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
static := NewStaticRankIterator(ctx, nodes)
|
|
|
|
// Add existing allocations
|
|
j1, j2 := mock.Job(), mock.Job()
|
|
alloc1 := &structs.Allocation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
EvalID: uuid.Generate(),
|
|
NodeID: nodes[0].Node.ID,
|
|
JobID: j1.ID,
|
|
Job: j1,
|
|
AllocatedResources: &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 2048,
|
|
ReservedCores: []uint16{0, 1},
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
DesiredStatus: structs.AllocDesiredStatusRun,
|
|
ClientStatus: structs.AllocClientStatusPending,
|
|
TaskGroup: "web",
|
|
}
|
|
alloc2 := &structs.Allocation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
EvalID: uuid.Generate(),
|
|
NodeID: nodes[1].Node.ID,
|
|
JobID: j2.ID,
|
|
Job: j2,
|
|
AllocatedResources: &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 1024,
|
|
ReservedCores: []uint16{0},
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
DesiredStatus: structs.AllocDesiredStatusRun,
|
|
ClientStatus: structs.AllocClientStatusPending,
|
|
TaskGroup: "web",
|
|
}
|
|
require.NoError(t, state.UpsertJobSummary(998, mock.JobSummary(alloc1.JobID)))
|
|
require.NoError(t, state.UpsertJobSummary(999, mock.JobSummary(alloc2.JobID)))
|
|
require.NoError(t, state.UpsertAllocs(structs.MsgTypeTestSetup, 1000, []*structs.Allocation{alloc1, alloc2}))
|
|
|
|
taskGroup := &structs.TaskGroup{
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
Cores: 1,
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
|
|
binp.SetTaskGroup(taskGroup)
|
|
|
|
scoreNorm := NewScoreNormalizationIterator(ctx, binp)
|
|
|
|
out := collectRanked(scoreNorm)
|
|
require := require.New(t)
|
|
require.Len(out, 1)
|
|
require.Equal(nodes[1].Node.ID, out[0].Node.ID)
|
|
require.Equal([]uint16{1}, out[0].TaskResources["web"].Cpu.ReservedCores)
|
|
}
|
|
|
|
func TestBinPackIterator_ExistingAlloc(t *testing.T) {
|
|
state, ctx := testContext(t)
|
|
nodes := []*RankedNode{
|
|
{
|
|
Node: &structs.Node{
|
|
// Perfect fit
|
|
ID: uuid.Generate(),
|
|
NodeResources: &structs.NodeResources{
|
|
Cpu: structs.NodeCpuResources{
|
|
CpuShares: 2048,
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Node: &structs.Node{
|
|
// Perfect fit
|
|
ID: uuid.Generate(),
|
|
NodeResources: &structs.NodeResources{
|
|
Cpu: structs.NodeCpuResources{
|
|
CpuShares: 2048,
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
static := NewStaticRankIterator(ctx, nodes)
|
|
|
|
// Add existing allocations
|
|
j1, j2 := mock.Job(), mock.Job()
|
|
alloc1 := &structs.Allocation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
EvalID: uuid.Generate(),
|
|
NodeID: nodes[0].Node.ID,
|
|
JobID: j1.ID,
|
|
Job: j1,
|
|
AllocatedResources: &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 2048,
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
DesiredStatus: structs.AllocDesiredStatusRun,
|
|
ClientStatus: structs.AllocClientStatusPending,
|
|
TaskGroup: "web",
|
|
}
|
|
alloc2 := &structs.Allocation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
EvalID: uuid.Generate(),
|
|
NodeID: nodes[1].Node.ID,
|
|
JobID: j2.ID,
|
|
Job: j2,
|
|
AllocatedResources: &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 1024,
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
DesiredStatus: structs.AllocDesiredStatusRun,
|
|
ClientStatus: structs.AllocClientStatusPending,
|
|
TaskGroup: "web",
|
|
}
|
|
require.NoError(t, state.UpsertJobSummary(998, mock.JobSummary(alloc1.JobID)))
|
|
require.NoError(t, state.UpsertJobSummary(999, mock.JobSummary(alloc2.JobID)))
|
|
require.NoError(t, state.UpsertAllocs(structs.MsgTypeTestSetup, 1000, []*structs.Allocation{alloc1, alloc2}))
|
|
|
|
taskGroup := &structs.TaskGroup{
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
|
|
binp.SetTaskGroup(taskGroup)
|
|
|
|
scoreNorm := NewScoreNormalizationIterator(ctx, binp)
|
|
|
|
out := collectRanked(scoreNorm)
|
|
if len(out) != 1 {
|
|
t.Fatalf("Bad: %#v", out)
|
|
}
|
|
if out[0] != nodes[1] {
|
|
t.Fatalf("Bad: %v", out)
|
|
}
|
|
if out[0].FinalScore != 1.0 {
|
|
t.Fatalf("Bad Score: %v", out[0].FinalScore)
|
|
}
|
|
}
|
|
|
|
func TestBinPackIterator_ExistingAlloc_PlannedEvict(t *testing.T) {
|
|
state, ctx := testContext(t)
|
|
nodes := []*RankedNode{
|
|
{
|
|
Node: &structs.Node{
|
|
// Perfect fit
|
|
ID: uuid.Generate(),
|
|
NodeResources: &structs.NodeResources{
|
|
Cpu: structs.NodeCpuResources{
|
|
CpuShares: 2048,
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Node: &structs.Node{
|
|
// Perfect fit
|
|
ID: uuid.Generate(),
|
|
NodeResources: &structs.NodeResources{
|
|
Cpu: structs.NodeCpuResources{
|
|
CpuShares: 2048,
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
static := NewStaticRankIterator(ctx, nodes)
|
|
|
|
// Add existing allocations
|
|
j1, j2 := mock.Job(), mock.Job()
|
|
alloc1 := &structs.Allocation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
EvalID: uuid.Generate(),
|
|
NodeID: nodes[0].Node.ID,
|
|
JobID: j1.ID,
|
|
Job: j1,
|
|
AllocatedResources: &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 2048,
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
DesiredStatus: structs.AllocDesiredStatusRun,
|
|
ClientStatus: structs.AllocClientStatusPending,
|
|
TaskGroup: "web",
|
|
}
|
|
alloc2 := &structs.Allocation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
EvalID: uuid.Generate(),
|
|
NodeID: nodes[1].Node.ID,
|
|
JobID: j2.ID,
|
|
Job: j2,
|
|
AllocatedResources: &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 1024,
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
DesiredStatus: structs.AllocDesiredStatusRun,
|
|
ClientStatus: structs.AllocClientStatusPending,
|
|
TaskGroup: "web",
|
|
}
|
|
require.NoError(t, state.UpsertJobSummary(998, mock.JobSummary(alloc1.JobID)))
|
|
require.NoError(t, state.UpsertJobSummary(999, mock.JobSummary(alloc2.JobID)))
|
|
require.NoError(t, state.UpsertAllocs(structs.MsgTypeTestSetup, 1000, []*structs.Allocation{alloc1, alloc2}))
|
|
|
|
// Add a planned eviction to alloc1
|
|
plan := ctx.Plan()
|
|
plan.NodeUpdate[nodes[0].Node.ID] = []*structs.Allocation{alloc1}
|
|
|
|
taskGroup := &structs.TaskGroup{
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
|
|
binp.SetTaskGroup(taskGroup)
|
|
|
|
scoreNorm := NewScoreNormalizationIterator(ctx, binp)
|
|
|
|
out := collectRanked(scoreNorm)
|
|
if len(out) != 2 {
|
|
t.Fatalf("Bad: %#v", out)
|
|
}
|
|
if out[0] != nodes[0] || out[1] != nodes[1] {
|
|
t.Fatalf("Bad: %v", out)
|
|
}
|
|
if out[0].FinalScore < 0.50 || out[0].FinalScore > 0.95 {
|
|
t.Fatalf("Bad Score: %v", out[0].FinalScore)
|
|
}
|
|
if out[1].FinalScore != 1 {
|
|
t.Fatalf("Bad Score: %v", out[1].FinalScore)
|
|
}
|
|
}
|
|
|
|
// This is a fairly high level test that asserts the bin packer uses the device
|
|
// allocator properly. It is not intended to handle every possible device
|
|
// request versus availability scenario. That should be covered in device
|
|
// allocator tests.
|
|
func TestBinPackIterator_Devices(t *testing.T) {
|
|
nvidiaNode := mock.NvidiaNode()
|
|
devs := nvidiaNode.NodeResources.Devices[0].Instances
|
|
nvidiaDevices := []string{devs[0].ID, devs[1].ID}
|
|
|
|
nvidiaDev0 := mock.Alloc()
|
|
nvidiaDev0.AllocatedResources.Tasks["web"].Devices = []*structs.AllocatedDeviceResource{
|
|
{
|
|
Type: "gpu",
|
|
Vendor: "nvidia",
|
|
Name: "1080ti",
|
|
DeviceIDs: []string{nvidiaDevices[0]},
|
|
},
|
|
}
|
|
|
|
type devPlacementTuple struct {
|
|
Count int
|
|
ExcludeIDs []string
|
|
}
|
|
|
|
cases := []struct {
|
|
Name string
|
|
Node *structs.Node
|
|
PlannedAllocs []*structs.Allocation
|
|
ExistingAllocs []*structs.Allocation
|
|
TaskGroup *structs.TaskGroup
|
|
NoPlace bool
|
|
ExpectedPlacements map[string]map[structs.DeviceIdTuple]devPlacementTuple
|
|
DeviceScore float64
|
|
}{
|
|
{
|
|
Name: "single request, match",
|
|
Node: nvidiaNode,
|
|
TaskGroup: &structs.TaskGroup{
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
Devices: []*structs.RequestedDevice{
|
|
{
|
|
Name: "nvidia/gpu",
|
|
Count: 1,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
ExpectedPlacements: map[string]map[structs.DeviceIdTuple]devPlacementTuple{
|
|
"web": {
|
|
{
|
|
Vendor: "nvidia",
|
|
Type: "gpu",
|
|
Name: "1080ti",
|
|
}: {
|
|
Count: 1,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "single request multiple count, match",
|
|
Node: nvidiaNode,
|
|
TaskGroup: &structs.TaskGroup{
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
Devices: []*structs.RequestedDevice{
|
|
{
|
|
Name: "nvidia/gpu",
|
|
Count: 2,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
ExpectedPlacements: map[string]map[structs.DeviceIdTuple]devPlacementTuple{
|
|
"web": {
|
|
{
|
|
Vendor: "nvidia",
|
|
Type: "gpu",
|
|
Name: "1080ti",
|
|
}: {
|
|
Count: 2,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "single request, with affinities",
|
|
Node: nvidiaNode,
|
|
TaskGroup: &structs.TaskGroup{
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
Devices: []*structs.RequestedDevice{
|
|
{
|
|
Name: "nvidia/gpu",
|
|
Count: 1,
|
|
Affinities: []*structs.Affinity{
|
|
{
|
|
LTarget: "${device.attr.graphics_clock}",
|
|
Operand: ">",
|
|
RTarget: "1.4 GHz",
|
|
Weight: 90,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
ExpectedPlacements: map[string]map[structs.DeviceIdTuple]devPlacementTuple{
|
|
"web": {
|
|
{
|
|
Vendor: "nvidia",
|
|
Type: "gpu",
|
|
Name: "1080ti",
|
|
}: {
|
|
Count: 1,
|
|
},
|
|
},
|
|
},
|
|
DeviceScore: 1.0,
|
|
},
|
|
{
|
|
Name: "single request over count, no match",
|
|
Node: nvidiaNode,
|
|
TaskGroup: &structs.TaskGroup{
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
Devices: []*structs.RequestedDevice{
|
|
{
|
|
Name: "nvidia/gpu",
|
|
Count: 6,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
NoPlace: true,
|
|
},
|
|
{
|
|
Name: "single request no device of matching type",
|
|
Node: nvidiaNode,
|
|
TaskGroup: &structs.TaskGroup{
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
Devices: []*structs.RequestedDevice{
|
|
{
|
|
Name: "fpga",
|
|
Count: 1,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
NoPlace: true,
|
|
},
|
|
{
|
|
Name: "single request with previous uses",
|
|
Node: nvidiaNode,
|
|
TaskGroup: &structs.TaskGroup{
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
Devices: []*structs.RequestedDevice{
|
|
{
|
|
Name: "nvidia/gpu",
|
|
Count: 1,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
ExpectedPlacements: map[string]map[structs.DeviceIdTuple]devPlacementTuple{
|
|
"web": {
|
|
{
|
|
Vendor: "nvidia",
|
|
Type: "gpu",
|
|
Name: "1080ti",
|
|
}: {
|
|
Count: 1,
|
|
ExcludeIDs: []string{nvidiaDevices[0]},
|
|
},
|
|
},
|
|
},
|
|
ExistingAllocs: []*structs.Allocation{nvidiaDev0},
|
|
},
|
|
{
|
|
Name: "single request with planned uses",
|
|
Node: nvidiaNode,
|
|
TaskGroup: &structs.TaskGroup{
|
|
EphemeralDisk: &structs.EphemeralDisk{},
|
|
Tasks: []*structs.Task{
|
|
{
|
|
Name: "web",
|
|
Resources: &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 1024,
|
|
Devices: []*structs.RequestedDevice{
|
|
{
|
|
Name: "nvidia/gpu",
|
|
Count: 1,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
ExpectedPlacements: map[string]map[structs.DeviceIdTuple]devPlacementTuple{
|
|
"web": {
|
|
{
|
|
Vendor: "nvidia",
|
|
Type: "gpu",
|
|
Name: "1080ti",
|
|
}: {
|
|
Count: 1,
|
|
ExcludeIDs: []string{nvidiaDevices[0]},
|
|
},
|
|
},
|
|
},
|
|
PlannedAllocs: []*structs.Allocation{nvidiaDev0},
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
t.Run(c.Name, func(t *testing.T) {
|
|
require := require.New(t)
|
|
|
|
// Setup the context
|
|
state, ctx := testContext(t)
|
|
|
|
// Add the planned allocs
|
|
if len(c.PlannedAllocs) != 0 {
|
|
for _, alloc := range c.PlannedAllocs {
|
|
alloc.NodeID = c.Node.ID
|
|
}
|
|
plan := ctx.Plan()
|
|
plan.NodeAllocation[c.Node.ID] = c.PlannedAllocs
|
|
}
|
|
|
|
// Add the existing allocs
|
|
if len(c.ExistingAllocs) != 0 {
|
|
for _, alloc := range c.ExistingAllocs {
|
|
alloc.NodeID = c.Node.ID
|
|
}
|
|
require.NoError(state.UpsertAllocs(structs.MsgTypeTestSetup, 1000, c.ExistingAllocs))
|
|
}
|
|
|
|
static := NewStaticRankIterator(ctx, []*RankedNode{{Node: c.Node}})
|
|
binp := NewBinPackIterator(ctx, static, false, 0, structs.SchedulerAlgorithmBinpack)
|
|
binp.SetTaskGroup(c.TaskGroup)
|
|
|
|
out := binp.Next()
|
|
if out == nil && !c.NoPlace {
|
|
t.Fatalf("expected placement")
|
|
}
|
|
|
|
// Check we got the placements we are expecting
|
|
for tname, devices := range c.ExpectedPlacements {
|
|
tr, ok := out.TaskResources[tname]
|
|
require.True(ok)
|
|
|
|
want := len(devices)
|
|
got := 0
|
|
for _, placed := range tr.Devices {
|
|
got++
|
|
|
|
expected, ok := devices[*placed.ID()]
|
|
require.True(ok)
|
|
require.Equal(expected.Count, len(placed.DeviceIDs))
|
|
for _, id := range expected.ExcludeIDs {
|
|
require.NotContains(placed.DeviceIDs, id)
|
|
}
|
|
}
|
|
|
|
require.Equal(want, got)
|
|
}
|
|
|
|
// Check potential affinity scores
|
|
if c.DeviceScore != 0.0 {
|
|
require.Len(out.Scores, 2)
|
|
require.Equal(c.DeviceScore, out.Scores[1])
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestJobAntiAffinity_PlannedAlloc(t *testing.T) {
|
|
_, ctx := testContext(t)
|
|
nodes := []*RankedNode{
|
|
{
|
|
Node: &structs.Node{
|
|
ID: uuid.Generate(),
|
|
},
|
|
},
|
|
{
|
|
Node: &structs.Node{
|
|
ID: uuid.Generate(),
|
|
},
|
|
},
|
|
}
|
|
static := NewStaticRankIterator(ctx, nodes)
|
|
|
|
job := mock.Job()
|
|
job.ID = "foo"
|
|
tg := job.TaskGroups[0]
|
|
tg.Count = 4
|
|
|
|
// Add a planned alloc to node1 that fills it
|
|
plan := ctx.Plan()
|
|
plan.NodeAllocation[nodes[0].Node.ID] = []*structs.Allocation{
|
|
{
|
|
ID: uuid.Generate(),
|
|
JobID: "foo",
|
|
TaskGroup: tg.Name,
|
|
},
|
|
{
|
|
ID: uuid.Generate(),
|
|
JobID: "foo",
|
|
TaskGroup: tg.Name,
|
|
},
|
|
}
|
|
|
|
// Add a planned alloc to node2 that half fills it
|
|
plan.NodeAllocation[nodes[1].Node.ID] = []*structs.Allocation{
|
|
{
|
|
JobID: "bar",
|
|
},
|
|
}
|
|
|
|
jobAntiAff := NewJobAntiAffinityIterator(ctx, static, "foo")
|
|
jobAntiAff.SetJob(job)
|
|
jobAntiAff.SetTaskGroup(tg)
|
|
|
|
scoreNorm := NewScoreNormalizationIterator(ctx, jobAntiAff)
|
|
|
|
out := collectRanked(scoreNorm)
|
|
if len(out) != 2 {
|
|
t.Fatalf("Bad: %#v", out)
|
|
}
|
|
if out[0] != nodes[0] {
|
|
t.Fatalf("Bad: %v", out)
|
|
}
|
|
// Score should be -(#collissions+1/desired_count) => -(3/4)
|
|
if out[0].FinalScore != -0.75 {
|
|
t.Fatalf("Bad Score: %#v", out[0].FinalScore)
|
|
}
|
|
|
|
if out[1] != nodes[1] {
|
|
t.Fatalf("Bad: %v", out)
|
|
}
|
|
if out[1].FinalScore != 0.0 {
|
|
t.Fatalf("Bad Score: %v", out[1].FinalScore)
|
|
}
|
|
}
|
|
|
|
func collectRanked(iter RankIterator) (out []*RankedNode) {
|
|
for {
|
|
next := iter.Next()
|
|
if next == nil {
|
|
break
|
|
}
|
|
out = append(out, next)
|
|
}
|
|
return
|
|
}
|
|
|
|
func TestNodeAntiAffinity_PenaltyNodes(t *testing.T) {
|
|
_, ctx := testContext(t)
|
|
node1 := &structs.Node{
|
|
ID: uuid.Generate(),
|
|
}
|
|
node2 := &structs.Node{
|
|
ID: uuid.Generate(),
|
|
}
|
|
|
|
nodes := []*RankedNode{
|
|
{
|
|
Node: node1,
|
|
},
|
|
{
|
|
Node: node2,
|
|
},
|
|
}
|
|
static := NewStaticRankIterator(ctx, nodes)
|
|
|
|
nodeAntiAffIter := NewNodeReschedulingPenaltyIterator(ctx, static)
|
|
nodeAntiAffIter.SetPenaltyNodes(map[string]struct{}{node1.ID: {}})
|
|
|
|
scoreNorm := NewScoreNormalizationIterator(ctx, nodeAntiAffIter)
|
|
|
|
out := collectRanked(scoreNorm)
|
|
|
|
require := require.New(t)
|
|
require.Equal(2, len(out))
|
|
require.Equal(node1.ID, out[0].Node.ID)
|
|
require.Equal(-1.0, out[0].FinalScore)
|
|
|
|
require.Equal(node2.ID, out[1].Node.ID)
|
|
require.Equal(0.0, out[1].FinalScore)
|
|
|
|
}
|
|
|
|
func TestScoreNormalizationIterator(t *testing.T) {
|
|
// Test normalized scores when there is more than one scorer
|
|
_, ctx := testContext(t)
|
|
nodes := []*RankedNode{
|
|
{
|
|
Node: &structs.Node{
|
|
ID: uuid.Generate(),
|
|
},
|
|
},
|
|
{
|
|
Node: &structs.Node{
|
|
ID: uuid.Generate(),
|
|
},
|
|
},
|
|
}
|
|
static := NewStaticRankIterator(ctx, nodes)
|
|
|
|
job := mock.Job()
|
|
job.ID = "foo"
|
|
tg := job.TaskGroups[0]
|
|
tg.Count = 4
|
|
|
|
// Add a planned alloc to node1 that fills it
|
|
plan := ctx.Plan()
|
|
plan.NodeAllocation[nodes[0].Node.ID] = []*structs.Allocation{
|
|
{
|
|
ID: uuid.Generate(),
|
|
JobID: "foo",
|
|
TaskGroup: tg.Name,
|
|
},
|
|
{
|
|
ID: uuid.Generate(),
|
|
JobID: "foo",
|
|
TaskGroup: tg.Name,
|
|
},
|
|
}
|
|
|
|
// Add a planned alloc to node2 that half fills it
|
|
plan.NodeAllocation[nodes[1].Node.ID] = []*structs.Allocation{
|
|
{
|
|
JobID: "bar",
|
|
},
|
|
}
|
|
|
|
jobAntiAff := NewJobAntiAffinityIterator(ctx, static, "foo")
|
|
jobAntiAff.SetJob(job)
|
|
jobAntiAff.SetTaskGroup(tg)
|
|
|
|
nodeReschedulePenaltyIter := NewNodeReschedulingPenaltyIterator(ctx, jobAntiAff)
|
|
nodeReschedulePenaltyIter.SetPenaltyNodes(map[string]struct{}{nodes[0].Node.ID: {}})
|
|
|
|
scoreNorm := NewScoreNormalizationIterator(ctx, nodeReschedulePenaltyIter)
|
|
|
|
out := collectRanked(scoreNorm)
|
|
require := require.New(t)
|
|
|
|
require.Equal(2, len(out))
|
|
require.Equal(out[0], nodes[0])
|
|
// Score should be averaged between both scorers
|
|
// -0.75 from job anti affinity and -1 from node rescheduling penalty
|
|
require.Equal(-0.875, out[0].FinalScore)
|
|
require.Equal(out[1], nodes[1])
|
|
require.Equal(out[1].FinalScore, 0.0)
|
|
}
|
|
|
|
func TestNodeAffinityIterator(t *testing.T) {
|
|
_, ctx := testContext(t)
|
|
nodes := []*RankedNode{
|
|
{Node: mock.Node()},
|
|
{Node: mock.Node()},
|
|
{Node: mock.Node()},
|
|
{Node: mock.Node()},
|
|
}
|
|
|
|
nodes[0].Node.Attributes["kernel.version"] = "4.9"
|
|
nodes[1].Node.Datacenter = "dc2"
|
|
nodes[2].Node.Datacenter = "dc2"
|
|
nodes[2].Node.NodeClass = "large"
|
|
|
|
affinities := []*structs.Affinity{
|
|
{
|
|
Operand: "=",
|
|
LTarget: "${node.datacenter}",
|
|
RTarget: "dc1",
|
|
Weight: 100,
|
|
},
|
|
{
|
|
Operand: "=",
|
|
LTarget: "${node.datacenter}",
|
|
RTarget: "dc2",
|
|
Weight: -100,
|
|
},
|
|
{
|
|
Operand: "version",
|
|
LTarget: "${attr.kernel.version}",
|
|
RTarget: ">4.0",
|
|
Weight: 50,
|
|
},
|
|
{
|
|
Operand: "is",
|
|
LTarget: "${node.class}",
|
|
RTarget: "large",
|
|
Weight: 50,
|
|
},
|
|
}
|
|
|
|
static := NewStaticRankIterator(ctx, nodes)
|
|
|
|
job := mock.Job()
|
|
job.ID = "foo"
|
|
tg := job.TaskGroups[0]
|
|
tg.Affinities = affinities
|
|
|
|
nodeAffinity := NewNodeAffinityIterator(ctx, static)
|
|
nodeAffinity.SetTaskGroup(tg)
|
|
|
|
scoreNorm := NewScoreNormalizationIterator(ctx, nodeAffinity)
|
|
|
|
out := collectRanked(scoreNorm)
|
|
expectedScores := make(map[string]float64)
|
|
// Total weight = 300
|
|
// Node 0 matches two affinities(dc and kernel version), total weight = 150
|
|
expectedScores[nodes[0].Node.ID] = 0.5
|
|
|
|
// Node 1 matches an anti affinity, weight = -100
|
|
expectedScores[nodes[1].Node.ID] = -(1.0 / 3.0)
|
|
|
|
// Node 2 matches one affinity(node class) with weight 50
|
|
expectedScores[nodes[2].Node.ID] = -(1.0 / 6.0)
|
|
|
|
// Node 3 matches one affinity (dc) with weight = 100
|
|
expectedScores[nodes[3].Node.ID] = 1.0 / 3.0
|
|
|
|
require := require.New(t)
|
|
for _, n := range out {
|
|
require.Equal(expectedScores[n.Node.ID], n.FinalScore)
|
|
}
|
|
|
|
}
|