func getJsonData(conf agentConf) map[string]*dataStruct {
dockerService := &services.DockerService{Url: conf.DockerUrl}
cgroupService := &services.CgroupService{DockerPrefix: conf.CgroupDockerPrefix}
containersMap := containers.List(dockerService.List)
name2Id := make(map[string]string, 0)
data := make(map[string]*dataStruct)
for id, names := range containersMap {
data[id] = &dataStruct{}
data[id].Info = containers.Grab(dockerService.Inspect, id)
name2Id[data[id].Info.Name] = id
for i := 0; i < len(names); i++ {
name := names[i]
if strings.LastIndex(name, "/") > 0 {
parent := strings.Split(name, "/")
data[id].Info.Parents = append(data[id].Info.Parents, parent[1])
}
}
if data[id].Info.Running {
data[id].Memory = memoryMetrics.Grab(cgroupService.GetMemLines, id)
data[id].Cpu = cpuMetrics.Grab(cgroupService.GetCpuLines, id)
data[id].Network = networkMetrics.Grab(cgroupService.GetNetworkLines, id)
}
}
for _, value := range data {
if value.Info.Parents != nil {
for i := 0; i < len(value.Info.Parents); i++ {
parentId := name2Id[value.Info.Parents[i]]
data[parentId].Info.Children = append(data[parentId].Info.Children, value.Info.Name)
}
}
}
return data
}
func TestNetwordNoData(t *testing.T) {
fakeDataSource := func(containerId string) map[string]uint64 {
fakeResult := make(map[string]uint64, 0)
return fakeResult
}
result := networkMetrics.Grab(fakeDataSource, "FOO")
assert.Equal(t, result.RxOk, uint64(0))
assert.Equal(t, result.RxErr, uint64(0))
assert.Equal(t, result.TxOk, uint64(0))
assert.Equal(t, result.TxErr, uint64(0))
}
func TestNetworkDataParsing(t *testing.T) {
fakeDataSource := func(containerId string) map[string]uint64 {
fakeResult := make(map[string]uint64, 0)
fakeResult["rx-ok"] = uint64(123)
fakeResult["rx-err"] = uint64(34)
fakeResult["tx-ok"] = uint64(4567)
fakeResult["tx-err"] = uint64(78)
return fakeResult
}
result := networkMetrics.Grab(fakeDataSource, "FOO")
assert.Equal(t, result.RxOk, uint64(123))
assert.Equal(t, result.RxErr, uint64(34))
assert.Equal(t, result.TxOk, uint64(4567))
assert.Equal(t, result.TxErr, uint64(78))
}
