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Make a copy of MachineInfo in GetMachineInfo()

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Signed-off-by: Ted Yu <yuzhihong@gmail.com>
This commit is contained in:
Ted Yu 2020-04-10 10:07:38 -07:00
parent 49f4075210
commit cf1ac06b2c
2 changed files with 36 additions and 28 deletions
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40
machine/topology_test.go
View File

@ -252,32 +252,13 @@ func TestTopologyWithoutNodes(t *testing.T) {
assert.Equal(t, 2, len(topology))
assert.Equal(t, 4, numCores)
topologyJSON, err := json.Marshal(topology)
topologyJSON1, err := json.Marshal(topology[0])
assert.Nil(t, err)
topologyJSON2, err := json.Marshal(topology[1])
assert.Nil(t, err)
expectedTopology := `[
{
"node_id":0,
"memory":0,
"hugepages":null,
"cores":[
{
"core_id":0,
"thread_ids":[
0,
2
],
"caches":[
{
"size":32768,
"type":"unified",
"level":0
}
]
}
],
"caches":null
},
expectedTopology1 := `{"node_id":0,"memory":0,"hugepages":null,"cores":[{"core_id":0,"thread_ids":[0,2],"caches":[{"size":32768,"type":"unified","level":0}]}],"caches":null}`
expectedTopology2 := `
{
"node_id":1,
"memory":0,
@ -299,9 +280,16 @@ func TestTopologyWithoutNodes(t *testing.T) {
}
],
"caches":null
}`
json1 := string(topologyJSON1)
json2 := string(topologyJSON2)
if expectedTopology1 == json1 {
assert.JSONEq(t, expectedTopology2, json2)
} else {
assert.JSONEq(t, expectedTopology2, json1)
assert.JSONEq(t, expectedTopology1, json2)
}
]`
assert.JSONEq(t, expectedTopology, string(topologyJSON))
}
func TestTopologyWithNodesWithoutCPU(t *testing.T) {

22
manager/manager.go
View File

@ -793,7 +793,27 @@ func (m *manager) GetMachineInfo() (*info.MachineInfo, error) {
m.machineMu.RLock()
defer m.machineMu.RUnlock()
// Copy and return the MachineInfo.
return &m.machineInfo, nil
copy := info.MachineInfo{
NumCores: m.machineInfo.NumCores,
NumPhysicalCores: m.machineInfo.NumPhysicalCores,
NumSockets: m.machineInfo.NumSockets,
CpuFrequency: m.machineInfo.CpuFrequency,
MemoryCapacity: m.machineInfo.MemoryCapacity,
MemoryByType: m.machineInfo.MemoryByType,
NVMInfo: m.machineInfo.NVMInfo,
HugePages: m.machineInfo.HugePages,
MachineID: m.machineInfo.MachineID,
SystemUUID: m.machineInfo.SystemUUID,
BootID: m.machineInfo.BootID,
Filesystems: m.machineInfo.Filesystems,
DiskMap: m.machineInfo.DiskMap,
NetworkDevices: m.machineInfo.NetworkDevices,
Topology: m.machineInfo.Topology,
CloudProvider: m.machineInfo.CloudProvider,
InstanceType: m.machineInfo.InstanceType,
InstanceID: m.machineInfo.InstanceID,
}
return &copy, nil
}
func (m *manager) GetVersionInfo() (*info.VersionInfo, error) {