open-nomad/client/fingerprint/cpu_test.go

79 lines
1.7 KiB
Go

package fingerprint
import (
"testing"
"github.com/hashicorp/nomad/client/config"
"github.com/hashicorp/nomad/nomad/structs"
)
func TestCPUFingerprint(t *testing.T) {
f := NewCPUFingerprint(testLogger())
node := &structs.Node{
Attributes: make(map[string]string),
}
ok, err := f.Fingerprint(&config.Config{}, node)
if err != nil {
t.Fatalf("err: %v", err)
}
if !ok {
t.Fatalf("should apply")
}
// CPU info
if node.Attributes["cpu.numcores"] == "" {
t.Fatalf("Missing Num Cores")
}
if node.Attributes["cpu.modelname"] == "" {
t.Fatalf("Missing Model Name")
}
if node.Attributes["cpu.frequency"] == "" {
t.Fatalf("Missing CPU Frequency")
}
if node.Attributes["cpu.totalcompute"] == "" {
t.Fatalf("Missing CPU Total Compute")
}
if node.Resources == nil || node.Resources.CPU == 0 {
t.Fatalf("Expected to find CPU Resources")
}
}
// TestCPUFingerprint_OverrideCompute asserts that setting cpu_total_compute in
// the client config overrides the detected CPU freq (if any).
func TestCPUFingerprint_OverrideCompute(t *testing.T) {
f := NewCPUFingerprint(testLogger())
node := &structs.Node{
Attributes: make(map[string]string),
}
cfg := &config.Config{}
ok, err := f.Fingerprint(cfg, node)
if err != nil {
t.Fatalf("err: %v", err)
}
if !ok {
t.Fatalf("should apply")
}
// Get actual system CPU
origCPU := node.Resources.CPU
// Override it with a setting
cfg.CpuCompute = origCPU + 123
// Make sure the Fingerprinter applies the override
ok, err = f.Fingerprint(cfg, node)
if err != nil {
t.Fatalf("err: %v", err)
}
if !ok {
t.Fatalf("should apply")
}
if node.Resources.CPU != cfg.CpuCompute {
t.Fatalf("expected override cpu of %d but found %d", cfg.CpuCompute, node.Resources.CPU)
}
}