2016-09-16 17:31:41 +00:00
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package kubernetes
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import (
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"fmt"
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/influxdata/telegraf/testutil"
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"github.com/stretchr/testify/require"
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)
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func TestKubernetesStats(t *testing.T) {
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ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.WriteHeader(http.StatusOK)
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fmt.Fprintln(w, response)
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}))
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defer ts.Close()
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k := &Kubernetes{
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URL: ts.URL,
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}
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var acc testutil.Accumulator
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2017-04-24 18:13:26 +00:00
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err := acc.GatherError(k.Gather)
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2016-09-16 17:31:41 +00:00
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require.NoError(t, err)
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fields := map[string]interface{}{
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"cpu_usage_nanocores": int64(56652446),
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"cpu_usage_core_nanoseconds": int64(101437561712262),
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"memory_usage_bytes": int64(62529536),
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"memory_working_set_bytes": int64(62349312),
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"memory_rss_bytes": int64(47509504),
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"memory_page_faults": int64(4769397409),
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"memory_major_page_faults": int64(13),
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"rootfs_available_bytes": int64(84379979776),
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"rootfs_capacity_bytes": int64(105553100800),
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"logsfs_avaialble_bytes": int64(84379979776),
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"logsfs_capacity_bytes": int64(105553100800),
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}
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tags := map[string]string{
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"node_name": "node1",
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"container_name": "kubelet",
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}
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acc.AssertContainsTaggedFields(t, "kubernetes_system_container", fields, tags)
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fields = map[string]interface{}{
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"cpu_usage_nanocores": int64(576996212),
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"cpu_usage_core_nanoseconds": int64(774129887054161),
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"memory_usage_bytes": int64(12313182208),
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"memory_working_set_bytes": int64(5081538560),
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"memory_rss_bytes": int64(35586048),
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"memory_page_faults": int64(351742),
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"memory_major_page_faults": int64(1236),
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"memory_available_bytes": int64(10726387712),
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"network_rx_bytes": int64(213281337459),
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"network_rx_errors": int64(0),
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"network_tx_bytes": int64(292869995684),
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"network_tx_errors": int64(0),
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"fs_available_bytes": int64(84379979776),
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"fs_capacity_bytes": int64(105553100800),
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"fs_used_bytes": int64(16754286592),
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"runtime_image_fs_available_bytes": int64(84379979776),
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"runtime_image_fs_capacity_bytes": int64(105553100800),
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"runtime_image_fs_used_bytes": int64(5809371475),
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}
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tags = map[string]string{
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"node_name": "node1",
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}
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acc.AssertContainsTaggedFields(t, "kubernetes_node", fields, tags)
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fields = map[string]interface{}{
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"cpu_usage_nanocores": int64(846503),
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"cpu_usage_core_nanoseconds": int64(56507553554),
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"memory_usage_bytes": int64(30789632),
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"memory_working_set_bytes": int64(30789632),
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"memory_rss_bytes": int64(30695424),
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"memory_page_faults": int64(10761),
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"memory_major_page_faults": int64(0),
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"rootfs_available_bytes": int64(84379979776),
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"rootfs_capacity_bytes": int64(105553100800),
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"rootfs_used_bytes": int64(57344),
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"logsfs_avaialble_bytes": int64(84379979776),
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"logsfs_capacity_bytes": int64(105553100800),
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"logsfs_used_bytes": int64(24576),
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}
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tags = map[string]string{
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"node_name": "node1",
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"container_name": "foocontainer",
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"namespace": "foons",
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"pod_name": "foopod",
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}
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acc.AssertContainsTaggedFields(t, "kubernetes_pod_container", fields, tags)
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2017-02-01 14:41:04 +00:00
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fields = map[string]interface{}{
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"cpu_usage_nanocores": int64(846503),
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"cpu_usage_core_nanoseconds": int64(56507553554),
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"memory_usage_bytes": int64(0),
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"memory_working_set_bytes": int64(0),
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"memory_rss_bytes": int64(0),
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"memory_page_faults": int64(0),
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"memory_major_page_faults": int64(0),
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"rootfs_available_bytes": int64(0),
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"rootfs_capacity_bytes": int64(0),
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"rootfs_used_bytes": int64(0),
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"logsfs_avaialble_bytes": int64(0),
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"logsfs_capacity_bytes": int64(0),
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"logsfs_used_bytes": int64(0),
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}
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tags = map[string]string{
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"node_name": "node1",
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"container_name": "stopped-container",
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"namespace": "foons",
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"pod_name": "stopped-pod",
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}
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acc.AssertContainsTaggedFields(t, "kubernetes_pod_container", fields, tags)
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2016-09-16 17:31:41 +00:00
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fields = map[string]interface{}{
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"available_bytes": int64(7903948800),
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"capacity_bytes": int64(7903961088),
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"used_bytes": int64(12288),
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}
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tags = map[string]string{
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"node_name": "node1",
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"volume_name": "volume1",
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"namespace": "foons",
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"pod_name": "foopod",
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}
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acc.AssertContainsTaggedFields(t, "kubernetes_pod_volume", fields, tags)
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fields = map[string]interface{}{
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"rx_bytes": int64(70749124),
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"rx_errors": int64(0),
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"tx_bytes": int64(47813506),
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"tx_errors": int64(0),
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}
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tags = map[string]string{
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"node_name": "node1",
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"namespace": "foons",
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"pod_name": "foopod",
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}
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acc.AssertContainsTaggedFields(t, "kubernetes_pod_network", fields, tags)
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}
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var response = `
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{
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"node": {
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"nodeName": "node1",
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"systemContainers": [
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{
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"name": "kubelet",
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"startTime": "2016-08-25T18:46:52Z",
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"cpu": {
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"time": "2016-09-27T16:57:31Z",
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"usageNanoCores": 56652446,
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"usageCoreNanoSeconds": 101437561712262
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},
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"memory": {
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"time": "2016-09-27T16:57:31Z",
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"usageBytes": 62529536,
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"workingSetBytes": 62349312,
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"rssBytes": 47509504,
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"pageFaults": 4769397409,
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"majorPageFaults": 13
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},
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"rootfs": {
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"availableBytes": 84379979776,
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"capacityBytes": 105553100800
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},
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"logs": {
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"availableBytes": 84379979776,
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"capacityBytes": 105553100800
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},
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"userDefinedMetrics": null
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},
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{
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"name": "bar",
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"startTime": "2016-08-25T18:46:52Z",
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"cpu": {
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"time": "2016-09-27T16:57:31Z",
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"usageNanoCores": 56652446,
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"usageCoreNanoSeconds": 101437561712262
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},
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"memory": {
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"time": "2016-09-27T16:57:31Z",
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"usageBytes": 62529536,
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"workingSetBytes": 62349312,
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"rssBytes": 47509504,
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"pageFaults": 4769397409,
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"majorPageFaults": 13
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},
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"rootfs": {
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"availableBytes": 84379979776,
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"capacityBytes": 105553100800
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},
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"logs": {
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"availableBytes": 84379979776,
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"capacityBytes": 105553100800
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},
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"userDefinedMetrics": null
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}
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],
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"startTime": "2016-08-25T18:46:52Z",
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"cpu": {
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"time": "2016-09-27T16:57:41Z",
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"usageNanoCores": 576996212,
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"usageCoreNanoSeconds": 774129887054161
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},
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"memory": {
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"time": "2016-09-27T16:57:41Z",
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"availableBytes": 10726387712,
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"usageBytes": 12313182208,
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"workingSetBytes": 5081538560,
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"rssBytes": 35586048,
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"pageFaults": 351742,
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"majorPageFaults": 1236
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},
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"network": {
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"time": "2016-09-27T16:57:41Z",
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"rxBytes": 213281337459,
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"rxErrors": 0,
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"txBytes": 292869995684,
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"txErrors": 0
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},
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"fs": {
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"availableBytes": 84379979776,
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"capacityBytes": 105553100800,
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"usedBytes": 16754286592
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},
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"runtime": {
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"imageFs": {
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"availableBytes": 84379979776,
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"capacityBytes": 105553100800,
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"usedBytes": 5809371475
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}
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}
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},
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"pods": [
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{
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"podRef": {
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"name": "foopod",
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"namespace": "foons",
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"uid": "6d305b06-8419-11e6-825c-42010af000ae"
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},
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"startTime": "2016-09-26T18:45:42Z",
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"containers": [
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{
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"name": "foocontainer",
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"startTime": "2016-09-26T18:46:43Z",
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"cpu": {
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"time": "2016-09-27T16:57:32Z",
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"usageNanoCores": 846503,
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"usageCoreNanoSeconds": 56507553554
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},
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"memory": {
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"time": "2016-09-27T16:57:32Z",
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"usageBytes": 30789632,
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"workingSetBytes": 30789632,
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"rssBytes": 30695424,
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"pageFaults": 10761,
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"majorPageFaults": 0
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},
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"rootfs": {
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"availableBytes": 84379979776,
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"capacityBytes": 105553100800,
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"usedBytes": 57344
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},
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"logs": {
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"availableBytes": 84379979776,
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"capacityBytes": 105553100800,
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"usedBytes": 24576
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},
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"userDefinedMetrics": null
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}
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],
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"network": {
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"time": "2016-09-27T16:57:34Z",
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"rxBytes": 70749124,
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"rxErrors": 0,
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"txBytes": 47813506,
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"txErrors": 0
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},
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"volume": [
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{
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"availableBytes": 7903948800,
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"capacityBytes": 7903961088,
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"usedBytes": 12288,
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"name": "volume1"
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},
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{
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"availableBytes": 7903956992,
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"capacityBytes": 7903961088,
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"usedBytes": 4096,
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"name": "volume2"
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},
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{
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"availableBytes": 7903948800,
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"capacityBytes": 7903961088,
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"usedBytes": 12288,
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"name": "volume3"
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},
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{
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"availableBytes": 7903952896,
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"capacityBytes": 7903961088,
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"usedBytes": 8192,
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"name": "volume4"
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}
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]
|
2017-02-01 14:41:04 +00:00
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},
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{
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"podRef": {
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"name": "stopped-pod",
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"namespace": "foons",
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"uid": "da7c1865-d67d-4688-b679-c485ed44b2aa"
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},
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"startTime": null,
|
|
|
|
|
"containers": [
|
|
|
|
|
{
|
|
|
|
|
"name": "stopped-container",
|
|
|
|
|
"startTime": "2016-09-26T18:46:43Z",
|
|
|
|
|
"cpu": {
|
|
|
|
|
"time": "2016-09-27T16:57:32Z",
|
|
|
|
|
"usageNanoCores": 846503,
|
|
|
|
|
"usageCoreNanoSeconds": 56507553554
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
]
|
2016-09-16 17:31:41 +00:00
|
|
|
}
|
|
|
|
|
]
|
|
|
|
|
}`
|
