Fix docker memory and cpu reporting in Windows (#3043)
This commit is contained in:
Daniel Nelson
GitHub
parent
5f88be022c
commit
d6cf9f4f30
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@ -19,6 +19,7 @@ works:
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- github.com/dancannon/gorethink [APACHE](https://github.com/dancannon/gorethink/blob/master/LICENSE)
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- github.com/davecgh/go-spew [ISC](https://github.com/davecgh/go-spew/blob/master/LICENSE)
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- github.com/docker/docker [APACHE](https://github.com/docker/docker/blob/master/LICENSE)
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- github.com/docker/cli [APACHE](https://github.com/docker/cli/blob/master/LICENSE)
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- github.com/eapache/go-resiliency [MIT](https://github.com/eapache/go-resiliency/blob/master/LICENSE)
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- github.com/eapache/go-xerial-snappy [MIT](https://github.com/eapache/go-xerial-snappy/blob/master/LICENSE)
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- github.com/eapache/queue [MIT](https://github.com/eapache/queue/blob/master/LICENSE)
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@ -21,7 +21,8 @@ for the stat structure can be found
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## To use environment variables (ie, docker-machine), set endpoint = "ENV"
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endpoint = "unix:///var/run/docker.sock"
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## Only collect metrics for these containers. Values will be appended to container_name_include.
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## Only collect metrics for these containers. Values will be appended to
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## container_name_include.
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## Deprecated (1.4.0), use container_name_include
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container_names = []
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@ -39,6 +40,9 @@ for the stat structure can be found
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## Whether to report for each container total blkio and network stats or not
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total = false
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## Which environment variables should we use as a tag
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tag_env = ["JAVA_HOME", "HEAP_SIZE"]
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## docker labels to include and exclude as tags. Globs accepted.
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## Note that an empty array for both will include all labels as tags
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docker_label_include = []
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@ -46,6 +50,13 @@ for the stat structure can be found
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## Which environment variables should we use as a tag
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tag_env = ["JAVA_HOME", "HEAP_SIZE"]
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## Optional SSL Config
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# ssl_ca = "/etc/telegraf/ca.pem"
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# ssl_cert = "/etc/telegraf/cert.pem"
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# ssl_key = "/etc/telegraf/key.pem"
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## Use SSL but skip chain & host verification
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# insecure_skip_verify = false
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```
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### Measurements & Fields:
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@ -0,0 +1,53 @@
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package docker
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import (
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"context"
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"github.com/docker/docker/api/types"
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docker "github.com/docker/docker/client"
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)
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var (
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version string
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defaultHeaders = map[string]string{"User-Agent": "engine-api-cli-1.0"}
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)
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type Client interface {
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Info(ctx context.Context) (types.Info, error)
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ContainerList(ctx context.Context, options types.ContainerListOptions) ([]types.Container, error)
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ContainerStats(ctx context.Context, containerID string, stream bool) (types.ContainerStats, error)
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ContainerInspect(ctx context.Context, containerID string) (types.ContainerJSON, error)
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}
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func NewEnvClient() (Client, error) {
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client, err := docker.NewEnvClient()
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if err != nil {
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return nil, err
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}
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return &SocketClient{client}, nil
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}
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func NewClient(host string) (Client, error) {
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client, err := docker.NewClient(host, version, nil, defaultHeaders)
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if err != nil {
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return nil, err
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}
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return &SocketClient{client}, nil
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}
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type SocketClient struct {
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client *docker.Client
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}
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func (c *SocketClient) Info(ctx context.Context) (types.Info, error) {
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return c.client.Info(ctx)
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}
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func (c *SocketClient) ContainerList(ctx context.Context, options types.ContainerListOptions) ([]types.Container, error) {
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return c.client.ContainerList(ctx, options)
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}
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func (c *SocketClient) ContainerStats(ctx context.Context, containerID string, stream bool) (types.ContainerStats, error) {
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return c.client.ContainerStats(ctx, containerID, stream)
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}
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func (c *SocketClient) ContainerInspect(ctx context.Context, containerID string) (types.ContainerJSON, error) {
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return c.client.ContainerInspect(ctx, containerID)
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}
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@ -12,7 +12,6 @@ import (
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"time"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/client"
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"github.com/influxdata/telegraf"
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"github.com/influxdata/telegraf/filter"
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"github.com/influxdata/telegraf/internal"
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@ -46,61 +45,14 @@ type Docker struct {
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ContainerExclude []string `toml:"container_name_exclude"`
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ContainerFilter DockerContainerFilter
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client *client.Client
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engine_host string
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newEnvClient func() (Client, error)
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newClient func(host string) (Client, error)
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testing bool
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client Client
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engine_host string
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filtersCreated bool
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}
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// infoWrapper wraps client.Client.List for testing.
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func infoWrapper(c *client.Client, ctx context.Context) (types.Info, error) {
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if c != nil {
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return c.Info(ctx)
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}
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fc := FakeDockerClient{}
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return fc.Info(ctx)
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}
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// listWrapper wraps client.Client.ContainerList for testing.
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func listWrapper(
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c *client.Client,
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ctx context.Context,
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options types.ContainerListOptions,
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) ([]types.Container, error) {
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if c != nil {
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return c.ContainerList(ctx, options)
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}
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fc := FakeDockerClient{}
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return fc.ContainerList(ctx, options)
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}
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// statsWrapper wraps client.Client.ContainerStats for testing.
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func statsWrapper(
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c *client.Client,
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ctx context.Context,
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containerID string,
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stream bool,
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) (types.ContainerStats, error) {
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if c != nil {
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return c.ContainerStats(ctx, containerID, stream)
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}
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fc := FakeDockerClient{}
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return fc.ContainerStats(ctx, containerID, stream)
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}
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func inspectWrapper(
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c *client.Client,
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ctx context.Context,
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containerID string,
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) (types.ContainerJSON, error) {
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if c != nil {
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return c.ContainerInspect(ctx, containerID)
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}
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fc := FakeDockerClient{}
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return fc.ContainerInspect(ctx, containerID)
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}
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// KB, MB, GB, TB, PB...human friendly
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const (
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KB = 1000
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@ -145,32 +97,28 @@ var sampleConfig = `
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docker_label_exclude = []
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`
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// Description returns input description
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func (d *Docker) Description() string {
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return "Read metrics about docker containers"
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}
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// SampleConfig prints sampleConfig
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func (d *Docker) SampleConfig() string { return sampleConfig }
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// Gather starts stats collection
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func (d *Docker) Gather(acc telegraf.Accumulator) error {
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if d.client == nil && !d.testing {
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var c *client.Client
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if d.client == nil {
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var c Client
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var err error
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defaultHeaders := map[string]string{"User-Agent": "engine-api-cli-1.0"}
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if d.Endpoint == "ENV" {
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c, err = client.NewEnvClient()
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c, err = d.newEnvClient()
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if err != nil {
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return err
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}
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} else if d.Endpoint == "" {
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c, err = client.NewClient("unix:///var/run/docker.sock", "", nil, defaultHeaders)
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c, err = d.newClient("unix:///var/run/docker.sock")
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if err != nil {
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return err
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}
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} else {
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c, err = client.NewClient(d.Endpoint, "", nil, defaultHeaders)
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c, err = d.newClient(d.Endpoint)
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if err != nil {
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return err
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}
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@ -201,7 +149,7 @@ func (d *Docker) Gather(acc telegraf.Accumulator) error {
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opts := types.ContainerListOptions{}
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ctx, cancel := context.WithTimeout(context.Background(), d.Timeout.Duration)
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defer cancel()
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containers, err := listWrapper(d.client, ctx, opts)
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containers, err := d.client.ContainerList(ctx, opts)
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if err != nil {
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return err
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}
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@ -232,7 +180,7 @@ func (d *Docker) gatherInfo(acc telegraf.Accumulator) error {
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// Get info from docker daemon
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ctx, cancel := context.WithTimeout(context.Background(), d.Timeout.Duration)
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defer cancel()
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info, err := infoWrapper(d.client, ctx)
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info, err := d.client.Info(ctx)
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if err != nil {
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return err
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}
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@ -338,7 +286,7 @@ func (d *Docker) gatherContainer(
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ctx, cancel := context.WithTimeout(context.Background(), d.Timeout.Duration)
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defer cancel()
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r, err := statsWrapper(d.client, ctx, container.ID, false)
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r, err := d.client.ContainerStats(ctx, container.ID, false)
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if err != nil {
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return fmt.Errorf("Error getting docker stats: %s", err.Error())
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}
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@ -350,6 +298,7 @@ func (d *Docker) gatherContainer(
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}
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return fmt.Errorf("Error decoding: %s", err.Error())
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}
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daemonOSType := r.OSType
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// Add labels to tags
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for k, label := range container.Labels {
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@ -362,7 +311,7 @@ func (d *Docker) gatherContainer(
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// Add whitelisted environment variables to tags
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if len(d.TagEnvironment) > 0 {
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info, err := inspectWrapper(d.client, ctx, container.ID)
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info, err := d.client.ContainerInspect(ctx, container.ID)
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if err != nil {
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return fmt.Errorf("Error inspecting docker container: %s", err.Error())
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}
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@ -377,7 +326,7 @@ func (d *Docker) gatherContainer(
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}
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}
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gatherContainerStats(v, acc, tags, container.ID, d.PerDevice, d.Total)
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gatherContainerStats(v, acc, tags, container.ID, d.PerDevice, d.Total, daemonOSType)
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return nil
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}
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@ -389,46 +338,68 @@ func gatherContainerStats(
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id string,
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perDevice bool,
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total bool,
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daemonOSType string,
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) {
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now := stat.Read
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memfields := map[string]interface{}{
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"max_usage": stat.MemoryStats.MaxUsage,
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"usage": stat.MemoryStats.Usage,
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"fail_count": stat.MemoryStats.Failcnt,
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"limit": stat.MemoryStats.Limit,
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"total_pgmafault": stat.MemoryStats.Stats["total_pgmajfault"],
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"cache": stat.MemoryStats.Stats["cache"],
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"mapped_file": stat.MemoryStats.Stats["mapped_file"],
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"total_inactive_file": stat.MemoryStats.Stats["total_inactive_file"],
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"pgpgout": stat.MemoryStats.Stats["pagpgout"],
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"rss": stat.MemoryStats.Stats["rss"],
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"total_mapped_file": stat.MemoryStats.Stats["total_mapped_file"],
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"writeback": stat.MemoryStats.Stats["writeback"],
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"unevictable": stat.MemoryStats.Stats["unevictable"],
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"pgpgin": stat.MemoryStats.Stats["pgpgin"],
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"total_unevictable": stat.MemoryStats.Stats["total_unevictable"],
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"pgmajfault": stat.MemoryStats.Stats["pgmajfault"],
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"total_rss": stat.MemoryStats.Stats["total_rss"],
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"total_rss_huge": stat.MemoryStats.Stats["total_rss_huge"],
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"total_writeback": stat.MemoryStats.Stats["total_write_back"],
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"total_inactive_anon": stat.MemoryStats.Stats["total_inactive_anon"],
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"rss_huge": stat.MemoryStats.Stats["rss_huge"],
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"hierarchical_memory_limit": stat.MemoryStats.Stats["hierarchical_memory_limit"],
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"total_pgfault": stat.MemoryStats.Stats["total_pgfault"],
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"total_active_file": stat.MemoryStats.Stats["total_active_file"],
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"active_anon": stat.MemoryStats.Stats["active_anon"],
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"total_active_anon": stat.MemoryStats.Stats["total_active_anon"],
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"total_pgpgout": stat.MemoryStats.Stats["total_pgpgout"],
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"total_cache": stat.MemoryStats.Stats["total_cache"],
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"inactive_anon": stat.MemoryStats.Stats["inactive_anon"],
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"active_file": stat.MemoryStats.Stats["active_file"],
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"pgfault": stat.MemoryStats.Stats["pgfault"],
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"inactive_file": stat.MemoryStats.Stats["inactive_file"],
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"total_pgpgin": stat.MemoryStats.Stats["total_pgpgin"],
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"usage_percent": calculateMemPercent(stat),
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"container_id": id,
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"container_id": id,
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}
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memstats := []string{
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"active_anon",
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"active_file",
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"cache",
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"hierarchical_memory_limit",
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"inactive_anon",
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"inactive_file",
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"mapped_file",
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"pgfault",
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"pgmajfault",
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"pgpgin",
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"pgpgout",
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"rss",
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"rss_huge",
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"total_active_anon",
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"total_active_file",
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"total_cache",
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"total_inactive_anon",
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"total_inactive_file",
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"total_mapped_file",
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"total_pgfault",
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"total_pgmajfault",
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"total_pgpgin",
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"total_pgpgout",
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"total_rss",
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"total_rss_huge",
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"total_unevictable",
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"total_writeback",
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"unevictable",
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"writeback",
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}
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for _, field := range memstats {
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if value, ok := stat.MemoryStats.Stats[field]; ok {
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memfields[field] = value
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}
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}
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if stat.MemoryStats.Failcnt != 0 {
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memfields["fail_count"] = stat.MemoryStats.Failcnt
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}
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if daemonOSType != "windows" {
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memfields["limit"] = stat.MemoryStats.Limit
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memfields["usage"] = stat.MemoryStats.Usage
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memfields["max_usage"] = stat.MemoryStats.MaxUsage
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mem := calculateMemUsageUnixNoCache(stat.MemoryStats)
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memLimit := float64(stat.MemoryStats.Limit)
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memfields["usage_percent"] = calculateMemPercentUnixNoCache(memLimit, mem)
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} else {
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memfields["commit_bytes"] = stat.MemoryStats.Commit
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memfields["commit_peak_bytes"] = stat.MemoryStats.CommitPeak
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memfields["private_working_set"] = stat.MemoryStats.PrivateWorkingSet
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}
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acc.AddFields("docker_container_mem", memfields, tags, now)
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cpufields := map[string]interface{}{
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@ -439,9 +410,19 @@ func gatherContainerStats(
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"throttling_periods": stat.CPUStats.ThrottlingData.Periods,
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"throttling_throttled_periods": stat.CPUStats.ThrottlingData.ThrottledPeriods,
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"throttling_throttled_time": stat.CPUStats.ThrottlingData.ThrottledTime,
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"usage_percent": calculateCPUPercent(stat),
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"container_id": id,
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}
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if daemonOSType != "windows" {
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previousCPU := stat.PreCPUStats.CPUUsage.TotalUsage
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previousSystem := stat.PreCPUStats.SystemUsage
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cpuPercent := calculateCPUPercentUnix(previousCPU, previousSystem, stat)
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cpufields["usage_percent"] = cpuPercent
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} else {
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cpuPercent := calculateCPUPercentWindows(stat)
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cpufields["usage_percent"] = cpuPercent
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}
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cputags := copyTags(tags)
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cputags["cpu"] = "cpu-total"
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acc.AddFields("docker_container_cpu", cpufields, cputags, now)
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@ -521,30 +502,6 @@ func gatherContainerStats(
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gatherBlockIOMetrics(stat, acc, tags, now, id, perDevice, total)
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}
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func calculateMemPercent(stat *types.StatsJSON) float64 {
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var memPercent = 0.0
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if stat.MemoryStats.Limit > 0 {
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memPercent = float64(stat.MemoryStats.Usage) / float64(stat.MemoryStats.Limit) * 100.0
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}
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return memPercent
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}
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func calculateCPUPercent(stat *types.StatsJSON) float64 {
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var cpuPercent = 0.0
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// calculate the change for the cpu and system usage of the container in between readings
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cpuDelta := float64(stat.CPUStats.CPUUsage.TotalUsage) - float64(stat.PreCPUStats.CPUUsage.TotalUsage)
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systemDelta := float64(stat.CPUStats.SystemUsage) - float64(stat.PreCPUStats.SystemUsage)
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if systemDelta > 0.0 && cpuDelta > 0.0 {
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if stat.CPUStats.OnlineCPUs > 0 {
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cpuPercent = (cpuDelta / systemDelta) * float64(stat.CPUStats.OnlineCPUs) * 100.0
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} else {
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cpuPercent = (cpuDelta / systemDelta) * float64(len(stat.CPUStats.CPUUsage.PercpuUsage)) * 100.0
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}
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}
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return cpuPercent
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}
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func gatherBlockIOMetrics(
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stat *types.StatsJSON,
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acc telegraf.Accumulator,
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|
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@ -742,6 +699,8 @@ func init() {
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return &Docker{
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PerDevice: true,
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Timeout: internal.Duration{Duration: time.Second * 5},
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newEnvClient: NewEnvClient,
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newClient: NewClient,
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filtersCreated: false,
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}
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})
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|
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|
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@ -1,8 +1,8 @@
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package docker
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import (
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"context"
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"testing"
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"time"
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"github.com/influxdata/telegraf/testutil"
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|
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@ -10,6 +10,56 @@ import (
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"github.com/stretchr/testify/require"
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)
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type MockClient struct {
|
||||
InfoF func(ctx context.Context) (types.Info, error)
|
||||
ContainerListF func(ctx context.Context, options types.ContainerListOptions) ([]types.Container, error)
|
||||
ContainerStatsF func(ctx context.Context, containerID string, stream bool) (types.ContainerStats, error)
|
||||
ContainerInspectF func(ctx context.Context, containerID string) (types.ContainerJSON, error)
|
||||
}
|
||||
|
||||
func (c *MockClient) Info(ctx context.Context) (types.Info, error) {
|
||||
return c.InfoF(ctx)
|
||||
}
|
||||
|
||||
func (c *MockClient) ContainerList(
|
||||
ctx context.Context,
|
||||
options types.ContainerListOptions,
|
||||
) ([]types.Container, error) {
|
||||
return c.ContainerListF(ctx, options)
|
||||
}
|
||||
|
||||
func (c *MockClient) ContainerStats(
|
||||
ctx context.Context,
|
||||
containerID string,
|
||||
stream bool,
|
||||
) (types.ContainerStats, error) {
|
||||
return c.ContainerStatsF(ctx, containerID, stream)
|
||||
}
|
||||
|
||||
func (c *MockClient) ContainerInspect(
|
||||
ctx context.Context,
|
||||
containerID string,
|
||||
) (types.ContainerJSON, error) {
|
||||
return c.ContainerInspectF(ctx, containerID)
|
||||
}
|
||||
|
||||
func newClient(host string) (Client, error) {
|
||||
return &MockClient{
|
||||
InfoF: func(context.Context) (types.Info, error) {
|
||||
return info, nil
|
||||
},
|
||||
ContainerListF: func(context.Context, types.ContainerListOptions) ([]types.Container, error) {
|
||||
return containerList, nil
|
||||
},
|
||||
ContainerStatsF: func(context.Context, string, bool) (types.ContainerStats, error) {
|
||||
return containerStats(), nil
|
||||
},
|
||||
ContainerInspectF: func(context.Context, string) (types.ContainerJSON, error) {
|
||||
return containerInspect, nil
|
||||
},
|
||||
}, nil
|
||||
}
|
||||
|
||||
func TestDockerGatherContainerStats(t *testing.T) {
|
||||
var acc testutil.Accumulator
|
||||
stats := testStats()
|
||||
|
|
@ -19,7 +69,7 @@ func TestDockerGatherContainerStats(t *testing.T) {
|
|||
"container_image": "redis/image",
|
||||
}
|
||||
|
||||
gatherContainerStats(stats, &acc, tags, "123456789", true, true)
|
||||
gatherContainerStats(stats, &acc, tags, "123456789", true, true, "linux")
|
||||
|
||||
// test docker_container_net measurement
|
||||
netfields := map[string]interface{}{
|
||||
|
|
@ -73,41 +123,41 @@ func TestDockerGatherContainerStats(t *testing.T) {
|
|||
|
||||
// test docker_container_mem measurement
|
||||
memfields := map[string]interface{}{
|
||||
"max_usage": uint64(1001),
|
||||
"usage": uint64(1111),
|
||||
"fail_count": uint64(1),
|
||||
"limit": uint64(2000),
|
||||
"total_pgmafault": uint64(0),
|
||||
"cache": uint64(0),
|
||||
"mapped_file": uint64(0),
|
||||
"total_inactive_file": uint64(0),
|
||||
"pgpgout": uint64(0),
|
||||
"rss": uint64(0),
|
||||
"total_mapped_file": uint64(0),
|
||||
"writeback": uint64(0),
|
||||
"unevictable": uint64(0),
|
||||
"pgpgin": uint64(0),
|
||||
"total_unevictable": uint64(0),
|
||||
"pgmajfault": uint64(0),
|
||||
"total_rss": uint64(44),
|
||||
"total_rss_huge": uint64(444),
|
||||
"total_writeback": uint64(55),
|
||||
"total_inactive_anon": uint64(0),
|
||||
"rss_huge": uint64(0),
|
||||
"hierarchical_memory_limit": uint64(0),
|
||||
"total_pgfault": uint64(0),
|
||||
"total_active_file": uint64(0),
|
||||
"active_anon": uint64(0),
|
||||
"total_active_anon": uint64(0),
|
||||
"total_pgpgout": uint64(0),
|
||||
"total_cache": uint64(0),
|
||||
"inactive_anon": uint64(0),
|
||||
"active_file": uint64(1),
|
||||
"pgfault": uint64(2),
|
||||
"inactive_file": uint64(3),
|
||||
"total_pgpgin": uint64(4),
|
||||
"usage_percent": float64(55.55),
|
||||
"cache": uint64(0),
|
||||
"container_id": "123456789",
|
||||
"fail_count": uint64(1),
|
||||
"hierarchical_memory_limit": uint64(0),
|
||||
"inactive_anon": uint64(0),
|
||||
"inactive_file": uint64(3),
|
||||
"limit": uint64(2000),
|
||||
"mapped_file": uint64(0),
|
||||
"max_usage": uint64(1001),
|
||||
"pgfault": uint64(2),
|
||||
"pgmajfault": uint64(0),
|
||||
"pgpgin": uint64(0),
|
||||
"pgpgout": uint64(0),
|
||||
"rss_huge": uint64(0),
|
||||
"rss": uint64(0),
|
||||
"total_active_anon": uint64(0),
|
||||
"total_active_file": uint64(0),
|
||||
"total_cache": uint64(0),
|
||||
"total_inactive_anon": uint64(0),
|
||||
"total_inactive_file": uint64(0),
|
||||
"total_mapped_file": uint64(0),
|
||||
"total_pgfault": uint64(0),
|
||||
"total_pgmajfault": uint64(0),
|
||||
"total_pgpgin": uint64(4),
|
||||
"total_pgpgout": uint64(0),
|
||||
"total_rss_huge": uint64(444),
|
||||
"total_rss": uint64(44),
|
||||
"total_unevictable": uint64(0),
|
||||
"total_writeback": uint64(55),
|
||||
"unevictable": uint64(0),
|
||||
"usage_percent": float64(55.55),
|
||||
"usage": uint64(1111),
|
||||
"writeback": uint64(0),
|
||||
}
|
||||
|
||||
acc.AssertContainsTaggedFields(t, "docker_container_mem", memfields, tags)
|
||||
|
|
@ -158,231 +208,155 @@ func TestDockerGatherContainerStats(t *testing.T) {
|
|||
acc.AssertDoesNotContainsTaggedFields(t, "docker_container_cpu", cpu3fields, cputags)
|
||||
}
|
||||
|
||||
func testStats() *types.StatsJSON {
|
||||
stats := &types.StatsJSON{}
|
||||
stats.Read = time.Now()
|
||||
stats.Networks = make(map[string]types.NetworkStats)
|
||||
stats.CPUStats.OnlineCPUs = 2
|
||||
stats.CPUStats.CPUUsage.PercpuUsage = []uint64{1, 1002, 0, 0}
|
||||
stats.CPUStats.CPUUsage.UsageInUsermode = 100
|
||||
stats.CPUStats.CPUUsage.TotalUsage = 500
|
||||
stats.CPUStats.CPUUsage.UsageInKernelmode = 200
|
||||
stats.CPUStats.SystemUsage = 100
|
||||
stats.CPUStats.ThrottlingData.Periods = 1
|
||||
func TestDocker_WindowsMemoryContainerStats(t *testing.T) {
|
||||
var acc testutil.Accumulator
|
||||
|
||||
stats.PreCPUStats.CPUUsage.TotalUsage = 400
|
||||
stats.PreCPUStats.SystemUsage = 50
|
||||
|
||||
stats.MemoryStats.Stats = make(map[string]uint64)
|
||||
stats.MemoryStats.Stats["total_pgmajfault"] = 0
|
||||
stats.MemoryStats.Stats["cache"] = 0
|
||||
stats.MemoryStats.Stats["mapped_file"] = 0
|
||||
stats.MemoryStats.Stats["total_inactive_file"] = 0
|
||||
stats.MemoryStats.Stats["pagpgout"] = 0
|
||||
stats.MemoryStats.Stats["rss"] = 0
|
||||
stats.MemoryStats.Stats["total_mapped_file"] = 0
|
||||
stats.MemoryStats.Stats["writeback"] = 0
|
||||
stats.MemoryStats.Stats["unevictable"] = 0
|
||||
stats.MemoryStats.Stats["pgpgin"] = 0
|
||||
stats.MemoryStats.Stats["total_unevictable"] = 0
|
||||
stats.MemoryStats.Stats["pgmajfault"] = 0
|
||||
stats.MemoryStats.Stats["total_rss"] = 44
|
||||
stats.MemoryStats.Stats["total_rss_huge"] = 444
|
||||
stats.MemoryStats.Stats["total_write_back"] = 55
|
||||
stats.MemoryStats.Stats["total_inactive_anon"] = 0
|
||||
stats.MemoryStats.Stats["rss_huge"] = 0
|
||||
stats.MemoryStats.Stats["hierarchical_memory_limit"] = 0
|
||||
stats.MemoryStats.Stats["total_pgfault"] = 0
|
||||
stats.MemoryStats.Stats["total_active_file"] = 0
|
||||
stats.MemoryStats.Stats["active_anon"] = 0
|
||||
stats.MemoryStats.Stats["total_active_anon"] = 0
|
||||
stats.MemoryStats.Stats["total_pgpgout"] = 0
|
||||
stats.MemoryStats.Stats["total_cache"] = 0
|
||||
stats.MemoryStats.Stats["inactive_anon"] = 0
|
||||
stats.MemoryStats.Stats["active_file"] = 1
|
||||
stats.MemoryStats.Stats["pgfault"] = 2
|
||||
stats.MemoryStats.Stats["inactive_file"] = 3
|
||||
stats.MemoryStats.Stats["total_pgpgin"] = 4
|
||||
|
||||
stats.MemoryStats.MaxUsage = 1001
|
||||
stats.MemoryStats.Usage = 1111
|
||||
stats.MemoryStats.Failcnt = 1
|
||||
stats.MemoryStats.Limit = 2000
|
||||
|
||||
stats.Networks["eth0"] = types.NetworkStats{
|
||||
RxDropped: 1,
|
||||
RxBytes: 2,
|
||||
RxErrors: 3,
|
||||
TxPackets: 4,
|
||||
TxDropped: 1,
|
||||
RxPackets: 2,
|
||||
TxErrors: 3,
|
||||
TxBytes: 4,
|
||||
d := Docker{
|
||||
newClient: func(string) (Client, error) {
|
||||
return &MockClient{
|
||||
InfoF: func(ctx context.Context) (types.Info, error) {
|
||||
return info, nil
|
||||
},
|
||||
ContainerListF: func(ctx context.Context, options types.ContainerListOptions) ([]types.Container, error) {
|
||||
return containerList, nil
|
||||
},
|
||||
ContainerStatsF: func(ctx context.Context, containerID string, stream bool) (types.ContainerStats, error) {
|
||||
return containerStatsWindows(), nil
|
||||
},
|
||||
ContainerInspectF: func(ctx context.Context, containerID string) (types.ContainerJSON, error) {
|
||||
return containerInspect, nil
|
||||
},
|
||||
}, nil
|
||||
},
|
||||
}
|
||||
|
||||
stats.Networks["eth1"] = types.NetworkStats{
|
||||
RxDropped: 5,
|
||||
RxBytes: 6,
|
||||
RxErrors: 7,
|
||||
TxPackets: 8,
|
||||
TxDropped: 5,
|
||||
RxPackets: 6,
|
||||
TxErrors: 7,
|
||||
TxBytes: 8,
|
||||
}
|
||||
|
||||
sbr := types.BlkioStatEntry{
|
||||
Major: 6,
|
||||
Minor: 0,
|
||||
Op: "read",
|
||||
Value: 100,
|
||||
}
|
||||
sr := types.BlkioStatEntry{
|
||||
Major: 6,
|
||||
Minor: 0,
|
||||
Op: "write",
|
||||
Value: 101,
|
||||
}
|
||||
sr2 := types.BlkioStatEntry{
|
||||
Major: 6,
|
||||
Minor: 1,
|
||||
Op: "write",
|
||||
Value: 201,
|
||||
}
|
||||
|
||||
stats.BlkioStats.IoServiceBytesRecursive = append(
|
||||
stats.BlkioStats.IoServiceBytesRecursive, sbr)
|
||||
stats.BlkioStats.IoServicedRecursive = append(
|
||||
stats.BlkioStats.IoServicedRecursive, sr)
|
||||
stats.BlkioStats.IoServicedRecursive = append(
|
||||
stats.BlkioStats.IoServicedRecursive, sr2)
|
||||
|
||||
return stats
|
||||
}
|
||||
|
||||
var gatherLabelsTests = []struct {
|
||||
include []string
|
||||
exclude []string
|
||||
expected []string
|
||||
notexpected []string
|
||||
}{
|
||||
{[]string{}, []string{}, []string{"label1", "label2"}, []string{}},
|
||||
{[]string{"*"}, []string{}, []string{"label1", "label2"}, []string{}},
|
||||
{[]string{"lab*"}, []string{}, []string{"label1", "label2"}, []string{}},
|
||||
{[]string{"label1"}, []string{}, []string{"label1"}, []string{"label2"}},
|
||||
{[]string{"label1*"}, []string{}, []string{"label1"}, []string{"label2"}},
|
||||
{[]string{}, []string{"*"}, []string{}, []string{"label1", "label2"}},
|
||||
{[]string{}, []string{"lab*"}, []string{}, []string{"label1", "label2"}},
|
||||
{[]string{}, []string{"label1"}, []string{"label2"}, []string{"label1"}},
|
||||
{[]string{"*"}, []string{"*"}, []string{}, []string{"label1", "label2"}},
|
||||
err := d.Gather(&acc)
|
||||
require.NoError(t, err)
|
||||
}
|
||||
|
||||
func TestDockerGatherLabels(t *testing.T) {
|
||||
var gatherLabelsTests = []struct {
|
||||
include []string
|
||||
exclude []string
|
||||
expected []string
|
||||
notexpected []string
|
||||
}{
|
||||
{[]string{}, []string{}, []string{"label1", "label2"}, []string{}},
|
||||
{[]string{"*"}, []string{}, []string{"label1", "label2"}, []string{}},
|
||||
{[]string{"lab*"}, []string{}, []string{"label1", "label2"}, []string{}},
|
||||
{[]string{"label1"}, []string{}, []string{"label1"}, []string{"label2"}},
|
||||
{[]string{"label1*"}, []string{}, []string{"label1"}, []string{"label2"}},
|
||||
{[]string{}, []string{"*"}, []string{}, []string{"label1", "label2"}},
|
||||
{[]string{}, []string{"lab*"}, []string{}, []string{"label1", "label2"}},
|
||||
{[]string{}, []string{"label1"}, []string{"label2"}, []string{"label1"}},
|
||||
{[]string{"*"}, []string{"*"}, []string{}, []string{"label1", "label2"}},
|
||||
}
|
||||
|
||||
for _, tt := range gatherLabelsTests {
|
||||
var acc testutil.Accumulator
|
||||
d := Docker{
|
||||
client: nil,
|
||||
testing: true,
|
||||
}
|
||||
|
||||
for _, label := range tt.include {
|
||||
d.LabelInclude = append(d.LabelInclude, label)
|
||||
}
|
||||
for _, label := range tt.exclude {
|
||||
d.LabelExclude = append(d.LabelExclude, label)
|
||||
}
|
||||
|
||||
err := d.Gather(&acc)
|
||||
require.NoError(t, err)
|
||||
|
||||
for _, label := range tt.expected {
|
||||
if !acc.HasTag("docker_container_cpu", label) {
|
||||
t.Errorf("Didn't get expected label of %s. Test was: Include: %s Exclude %s",
|
||||
label, tt.include, tt.exclude)
|
||||
t.Run("", func(t *testing.T) {
|
||||
var acc testutil.Accumulator
|
||||
d := Docker{
|
||||
newClient: newClient,
|
||||
}
|
||||
}
|
||||
|
||||
for _, label := range tt.notexpected {
|
||||
if acc.HasTag("docker_container_cpu", label) {
|
||||
t.Errorf("Got unexpected label of %s. Test was: Include: %s Exclude %s",
|
||||
label, tt.include, tt.exclude)
|
||||
for _, label := range tt.include {
|
||||
d.LabelInclude = append(d.LabelInclude, label)
|
||||
}
|
||||
}
|
||||
for _, label := range tt.exclude {
|
||||
d.LabelExclude = append(d.LabelExclude, label)
|
||||
}
|
||||
|
||||
err := d.Gather(&acc)
|
||||
require.NoError(t, err)
|
||||
|
||||
for _, label := range tt.expected {
|
||||
if !acc.HasTag("docker_container_cpu", label) {
|
||||
t.Errorf("Didn't get expected label of %s. Test was: Include: %s Exclude %s",
|
||||
label, tt.include, tt.exclude)
|
||||
}
|
||||
}
|
||||
|
||||
for _, label := range tt.notexpected {
|
||||
if acc.HasTag("docker_container_cpu", label) {
|
||||
t.Errorf("Got unexpected label of %s. Test was: Include: %s Exclude %s",
|
||||
label, tt.include, tt.exclude)
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
var gatherContainerNames = []struct {
|
||||
include []string
|
||||
exclude []string
|
||||
expected []string
|
||||
notexpected []string
|
||||
}{
|
||||
{[]string{}, []string{}, []string{"etcd", "etcd2"}, []string{}},
|
||||
{[]string{"*"}, []string{}, []string{"etcd", "etcd2"}, []string{}},
|
||||
{[]string{"etc*"}, []string{}, []string{"etcd", "etcd2"}, []string{}},
|
||||
{[]string{"etcd"}, []string{}, []string{"etcd"}, []string{"etcd2"}},
|
||||
{[]string{"etcd2*"}, []string{}, []string{"etcd2"}, []string{"etcd"}},
|
||||
{[]string{}, []string{"etc*"}, []string{}, []string{"etcd", "etcd2"}},
|
||||
{[]string{}, []string{"etcd"}, []string{"etcd2"}, []string{"etcd"}},
|
||||
{[]string{"*"}, []string{"*"}, []string{"etcd", "etcd2"}, []string{}},
|
||||
{[]string{}, []string{"*"}, []string{""}, []string{"etcd", "etcd2"}},
|
||||
}
|
||||
|
||||
func TestContainerNames(t *testing.T) {
|
||||
var gatherContainerNames = []struct {
|
||||
include []string
|
||||
exclude []string
|
||||
expected []string
|
||||
notexpected []string
|
||||
}{
|
||||
{[]string{}, []string{}, []string{"etcd", "etcd2"}, []string{}},
|
||||
{[]string{"*"}, []string{}, []string{"etcd", "etcd2"}, []string{}},
|
||||
{[]string{"etc*"}, []string{}, []string{"etcd", "etcd2"}, []string{}},
|
||||
{[]string{"etcd"}, []string{}, []string{"etcd"}, []string{"etcd2"}},
|
||||
{[]string{"etcd2*"}, []string{}, []string{"etcd2"}, []string{"etcd"}},
|
||||
{[]string{}, []string{"etc*"}, []string{}, []string{"etcd", "etcd2"}},
|
||||
{[]string{}, []string{"etcd"}, []string{"etcd2"}, []string{"etcd"}},
|
||||
{[]string{"*"}, []string{"*"}, []string{"etcd", "etcd2"}, []string{}},
|
||||
{[]string{}, []string{"*"}, []string{""}, []string{"etcd", "etcd2"}},
|
||||
}
|
||||
|
||||
for _, tt := range gatherContainerNames {
|
||||
var acc testutil.Accumulator
|
||||
t.Run("", func(t *testing.T) {
|
||||
var acc testutil.Accumulator
|
||||
|
||||
d := Docker{
|
||||
client: nil,
|
||||
testing: true,
|
||||
ContainerInclude: tt.include,
|
||||
ContainerExclude: tt.exclude,
|
||||
}
|
||||
d := Docker{
|
||||
newClient: newClient,
|
||||
ContainerInclude: tt.include,
|
||||
ContainerExclude: tt.exclude,
|
||||
}
|
||||
|
||||
err := d.Gather(&acc)
|
||||
require.NoError(t, err)
|
||||
err := d.Gather(&acc)
|
||||
require.NoError(t, err)
|
||||
|
||||
for _, metric := range acc.Metrics {
|
||||
if metric.Measurement == "docker_container_cpu" {
|
||||
if val, ok := metric.Tags["container_name"]; ok {
|
||||
var found bool = false
|
||||
for _, cname := range tt.expected {
|
||||
if val == cname {
|
||||
found = true
|
||||
break
|
||||
for _, metric := range acc.Metrics {
|
||||
if metric.Measurement == "docker_container_cpu" {
|
||||
if val, ok := metric.Tags["container_name"]; ok {
|
||||
var found bool = false
|
||||
for _, cname := range tt.expected {
|
||||
if val == cname {
|
||||
found = true
|
||||
break
|
||||
}
|
||||
}
|
||||
if !found {
|
||||
t.Errorf("Got unexpected container of %s. Test was -> Include: %s, Exclude: %s", val, tt.include, tt.exclude)
|
||||
}
|
||||
}
|
||||
if !found {
|
||||
t.Errorf("Got unexpected container of %s. Test was -> Include: %s, Exclude: %s", val, tt.include, tt.exclude)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
for _, metric := range acc.Metrics {
|
||||
if metric.Measurement == "docker_container_cpu" {
|
||||
if val, ok := metric.Tags["container_name"]; ok {
|
||||
var found bool = false
|
||||
for _, cname := range tt.notexpected {
|
||||
if val == cname {
|
||||
found = true
|
||||
break
|
||||
for _, metric := range acc.Metrics {
|
||||
if metric.Measurement == "docker_container_cpu" {
|
||||
if val, ok := metric.Tags["container_name"]; ok {
|
||||
var found bool = false
|
||||
for _, cname := range tt.notexpected {
|
||||
if val == cname {
|
||||
found = true
|
||||
break
|
||||
}
|
||||
}
|
||||
if found {
|
||||
t.Errorf("Got unexpected container of %s. Test was -> Include: %s, Exclude: %s", val, tt.include, tt.exclude)
|
||||
}
|
||||
}
|
||||
if found {
|
||||
t.Errorf("Got unexpected container of %s. Test was -> Include: %s, Exclude: %s", val, tt.include, tt.exclude)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestDockerGatherInfo(t *testing.T) {
|
||||
var acc testutil.Accumulator
|
||||
d := Docker{
|
||||
client: nil,
|
||||
testing: true,
|
||||
newClient: newClient,
|
||||
TagEnvironment: []string{"ENVVAR1", "ENVVAR2", "ENVVAR3", "ENVVAR5",
|
||||
"ENVVAR6", "ENVVAR7", "ENVVAR8", "ENVVAR9"},
|
||||
}
|
||||
|
|
@ -441,41 +415,11 @@ func TestDockerGatherInfo(t *testing.T) {
|
|||
acc.AssertContainsTaggedFields(t,
|
||||
"docker_container_mem",
|
||||
map[string]interface{}{
|
||||
"total_pgpgout": uint64(0),
|
||||
"usage_percent": float64(0),
|
||||
"rss": uint64(0),
|
||||
"total_writeback": uint64(0),
|
||||
"active_anon": uint64(0),
|
||||
"total_pgmafault": uint64(0),
|
||||
"total_rss": uint64(0),
|
||||
"total_unevictable": uint64(0),
|
||||
"active_file": uint64(0),
|
||||
"total_mapped_file": uint64(0),
|
||||
"pgpgin": uint64(0),
|
||||
"total_active_file": uint64(0),
|
||||
"total_active_anon": uint64(0),
|
||||
"total_cache": uint64(0),
|
||||
"inactive_anon": uint64(0),
|
||||
"pgmajfault": uint64(0),
|
||||
"total_inactive_anon": uint64(0),
|
||||
"total_rss_huge": uint64(0),
|
||||
"rss_huge": uint64(0),
|
||||
"hierarchical_memory_limit": uint64(0),
|
||||
"pgpgout": uint64(0),
|
||||
"unevictable": uint64(0),
|
||||
"total_inactive_file": uint64(0),
|
||||
"writeback": uint64(0),
|
||||
"total_pgfault": uint64(0),
|
||||
"total_pgpgin": uint64(0),
|
||||
"cache": uint64(0),
|
||||
"mapped_file": uint64(0),
|
||||
"inactive_file": uint64(0),
|
||||
"max_usage": uint64(0),
|
||||
"fail_count": uint64(0),
|
||||
"pgfault": uint64(0),
|
||||
"usage": uint64(0),
|
||||
"limit": uint64(18935443456),
|
||||
"container_id": "b7dfbb9478a6ae55e237d4d74f8bbb753f0817192b5081334dc78476296e2173",
|
||||
"container_id": "b7dfbb9478a6ae55e237d4d74f8bbb753f0817192b5081334dc78476296e2173",
|
||||
"limit": uint64(18935443456),
|
||||
"max_usage": uint64(0),
|
||||
"usage": uint64(0),
|
||||
"usage_percent": float64(0),
|
||||
},
|
||||
map[string]string{
|
||||
"engine_host": "absol",
|
||||
|
|
@ -490,6 +434,4 @@ func TestDockerGatherInfo(t *testing.T) {
|
|||
"label2": "test_value_2",
|
||||
},
|
||||
)
|
||||
|
||||
//fmt.Print(info)
|
||||
}
|
||||
|
|
|
|||
|
|
@ -0,0 +1,406 @@
|
|||
package docker
|
||||
|
||||
import (
|
||||
"io/ioutil"
|
||||
"strings"
|
||||
"time"
|
||||
|
||||
"github.com/docker/docker/api/types"
|
||||
"github.com/docker/docker/api/types/container"
|
||||
"github.com/docker/docker/api/types/registry"
|
||||
)
|
||||
|
||||
var info = types.Info{
|
||||
Containers: 108,
|
||||
ContainersRunning: 98,
|
||||
ContainersStopped: 6,
|
||||
ContainersPaused: 3,
|
||||
OomKillDisable: false,
|
||||
SystemTime: "2016-02-24T00:55:09.15073105-05:00",
|
||||
NEventsListener: 0,
|
||||
ID: "5WQQ:TFWR:FDNG:OKQ3:37Y4:FJWG:QIKK:623T:R3ME:QTKB:A7F7:OLHD",
|
||||
Debug: false,
|
||||
LoggingDriver: "json-file",
|
||||
KernelVersion: "4.3.0-1-amd64",
|
||||
IndexServerAddress: "https://index.docker.io/v1/",
|
||||
MemTotal: 3840757760,
|
||||
Images: 199,
|
||||
CPUCfsQuota: true,
|
||||
Name: "absol",
|
||||
SwapLimit: false,
|
||||
IPv4Forwarding: true,
|
||||
ExperimentalBuild: false,
|
||||
CPUCfsPeriod: true,
|
||||
RegistryConfig: ®istry.ServiceConfig{
|
||||
IndexConfigs: map[string]*registry.IndexInfo{
|
||||
"docker.io": {
|
||||
Name: "docker.io",
|
||||
Mirrors: []string{},
|
||||
Official: true,
|
||||
Secure: true,
|
||||
},
|
||||
}, InsecureRegistryCIDRs: []*registry.NetIPNet{{IP: []byte{127, 0, 0, 0}, Mask: []byte{255, 0, 0, 0}}}, Mirrors: []string{}},
|
||||
OperatingSystem: "Linux Mint LMDE (containerized)",
|
||||
BridgeNfIptables: true,
|
||||
HTTPSProxy: "",
|
||||
Labels: []string{},
|
||||
MemoryLimit: false,
|
||||
DriverStatus: [][2]string{{"Pool Name", "docker-8:1-1182287-pool"}, {"Pool Blocksize", "65.54 kB"}, {"Backing Filesystem", "extfs"}, {"Data file", "/dev/loop0"}, {"Metadata file", "/dev/loop1"}, {"Data Space Used", "17.3 GB"}, {"Data Space Total", "107.4 GB"}, {"Data Space Available", "36.53 GB"}, {"Metadata Space Used", "20.97 MB"}, {"Metadata Space Total", "2.147 GB"}, {"Metadata Space Available", "2.127 GB"}, {"Udev Sync Supported", "true"}, {"Deferred Removal Enabled", "false"}, {"Data loop file", "/var/lib/docker/devicemapper/devicemapper/data"}, {"Metadata loop file", "/var/lib/docker/devicemapper/devicemapper/metadata"}, {"Library Version", "1.02.115 (2016-01-25)"}},
|
||||
NFd: 19,
|
||||
HTTPProxy: "",
|
||||
Driver: "devicemapper",
|
||||
NGoroutines: 39,
|
||||
NCPU: 4,
|
||||
DockerRootDir: "/var/lib/docker",
|
||||
NoProxy: "",
|
||||
BridgeNfIP6tables: true,
|
||||
}
|
||||
|
||||
var containerList = []types.Container{
|
||||
types.Container{
|
||||
ID: "e2173b9478a6ae55e237d4d74f8bbb753f0817192b5081334dc78476296b7dfb",
|
||||
Names: []string{"/etcd"},
|
||||
Image: "quay.io/coreos/etcd:v2.2.2",
|
||||
Command: "/etcd -name etcd0 -advertise-client-urls http://localhost:2379 -listen-client-urls http://0.0.0.0:2379",
|
||||
Created: 1455941930,
|
||||
Status: "Up 4 hours",
|
||||
Ports: []types.Port{
|
||||
types.Port{
|
||||
PrivatePort: 7001,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 4001,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 2380,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 2379,
|
||||
PublicPort: 2379,
|
||||
Type: "tcp",
|
||||
IP: "0.0.0.0",
|
||||
},
|
||||
},
|
||||
Labels: map[string]string{
|
||||
"label1": "test_value_1",
|
||||
"label2": "test_value_2",
|
||||
},
|
||||
SizeRw: 0,
|
||||
SizeRootFs: 0,
|
||||
},
|
||||
types.Container{
|
||||
ID: "b7dfbb9478a6ae55e237d4d74f8bbb753f0817192b5081334dc78476296e2173",
|
||||
Names: []string{"/etcd2"},
|
||||
Image: "quay.io:4443/coreos/etcd:v2.2.2",
|
||||
Command: "/etcd -name etcd2 -advertise-client-urls http://localhost:2379 -listen-client-urls http://0.0.0.0:2379",
|
||||
Created: 1455941933,
|
||||
Status: "Up 4 hours",
|
||||
Ports: []types.Port{
|
||||
types.Port{
|
||||
PrivatePort: 7002,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 4002,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 2381,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 2382,
|
||||
PublicPort: 2382,
|
||||
Type: "tcp",
|
||||
IP: "0.0.0.0",
|
||||
},
|
||||
},
|
||||
Labels: map[string]string{
|
||||
"label1": "test_value_1",
|
||||
"label2": "test_value_2",
|
||||
},
|
||||
SizeRw: 0,
|
||||
SizeRootFs: 0,
|
||||
},
|
||||
}
|
||||
|
||||
func containerStats() types.ContainerStats {
|
||||
var stat types.ContainerStats
|
||||
jsonStat := `
|
||||
{
|
||||
"blkio_stats": {
|
||||
"io_service_bytes_recursive": [
|
||||
{
|
||||
"major": 252,
|
||||
"minor": 1,
|
||||
"op": "Read",
|
||||
"value": 753664
|
||||
},
|
||||
{
|
||||
"major": 252,
|
||||
"minor": 1,
|
||||
"op": "Write"
|
||||
},
|
||||
{
|
||||
"major": 252,
|
||||
"minor": 1,
|
||||
"op": "Sync"
|
||||
},
|
||||
{
|
||||
"major": 252,
|
||||
"minor": 1,
|
||||
"op": "Async",
|
||||
"value": 753664
|
||||
},
|
||||
{
|
||||
"major": 252,
|
||||
"minor": 1,
|
||||
"op": "Total",
|
||||
"value": 753664
|
||||
}
|
||||
],
|
||||
"io_serviced_recursive": [
|
||||
{
|
||||
"major": 252,
|
||||
"minor": 1,
|
||||
"op": "Read",
|
||||
"value": 26
|
||||
},
|
||||
{
|
||||
"major": 252,
|
||||
"minor": 1,
|
||||
"op": "Write"
|
||||
},
|
||||
{
|
||||
"major": 252,
|
||||
"minor": 1,
|
||||
"op": "Sync"
|
||||
},
|
||||
{
|
||||
"major": 252,
|
||||
"minor": 1,
|
||||
"op": "Async",
|
||||
"value": 26
|
||||
},
|
||||
{
|
||||
"major": 252,
|
||||
"minor": 1,
|
||||
"op": "Total",
|
||||
"value": 26
|
||||
}
|
||||
]
|
||||
},
|
||||
"cpu_stats": {
|
||||
"cpu_usage": {
|
||||
"percpu_usage": [
|
||||
17871,
|
||||
4959158,
|
||||
1646137,
|
||||
1231652,
|
||||
11829401,
|
||||
244656,
|
||||
369972,
|
||||
0
|
||||
],
|
||||
"total_usage": 20298847,
|
||||
"usage_in_usermode": 10000000
|
||||
},
|
||||
"system_cpu_usage": 24052607520000000,
|
||||
"throttling_data": {}
|
||||
},
|
||||
"memory_stats": {
|
||||
"limit": 18935443456,
|
||||
"stats": {}
|
||||
},
|
||||
"precpu_stats": {
|
||||
"cpu_usage": {
|
||||
"percpu_usage": [
|
||||
17871,
|
||||
4959158,
|
||||
1646137,
|
||||
1231652,
|
||||
11829401,
|
||||
244656,
|
||||
369972,
|
||||
0
|
||||
],
|
||||
"total_usage": 20298847,
|
||||
"usage_in_usermode": 10000000
|
||||
},
|
||||
"system_cpu_usage": 24052599550000000,
|
||||
"throttling_data": {}
|
||||
},
|
||||
"read": "2016-02-24T11:42:27.472459608-05:00"
|
||||
}`
|
||||
stat.Body = ioutil.NopCloser(strings.NewReader(jsonStat))
|
||||
return stat
|
||||
}
|
||||
|
||||
func testStats() *types.StatsJSON {
|
||||
stats := &types.StatsJSON{}
|
||||
stats.Read = time.Now()
|
||||
stats.Networks = make(map[string]types.NetworkStats)
|
||||
stats.CPUStats.OnlineCPUs = 2
|
||||
stats.CPUStats.CPUUsage.PercpuUsage = []uint64{1, 1002, 0, 0}
|
||||
stats.CPUStats.CPUUsage.UsageInUsermode = 100
|
||||
stats.CPUStats.CPUUsage.TotalUsage = 500
|
||||
stats.CPUStats.CPUUsage.UsageInKernelmode = 200
|
||||
stats.CPUStats.SystemUsage = 100
|
||||
stats.CPUStats.ThrottlingData.Periods = 1
|
||||
|
||||
stats.PreCPUStats.CPUUsage.TotalUsage = 400
|
||||
stats.PreCPUStats.SystemUsage = 50
|
||||
|
||||
stats.MemoryStats.Stats = make(map[string]uint64)
|
||||
stats.MemoryStats.Stats["active_anon"] = 0
|
||||
stats.MemoryStats.Stats["active_file"] = 1
|
||||
stats.MemoryStats.Stats["cache"] = 0
|
||||
stats.MemoryStats.Stats["hierarchical_memory_limit"] = 0
|
||||
stats.MemoryStats.Stats["inactive_anon"] = 0
|
||||
stats.MemoryStats.Stats["inactive_file"] = 3
|
||||
stats.MemoryStats.Stats["mapped_file"] = 0
|
||||
stats.MemoryStats.Stats["pgfault"] = 2
|
||||
stats.MemoryStats.Stats["pgmajfault"] = 0
|
||||
stats.MemoryStats.Stats["pgpgin"] = 0
|
||||
stats.MemoryStats.Stats["pgpgout"] = 0
|
||||
stats.MemoryStats.Stats["rss"] = 0
|
||||
stats.MemoryStats.Stats["rss_huge"] = 0
|
||||
stats.MemoryStats.Stats["total_active_anon"] = 0
|
||||
stats.MemoryStats.Stats["total_active_file"] = 0
|
||||
stats.MemoryStats.Stats["total_cache"] = 0
|
||||
stats.MemoryStats.Stats["total_inactive_anon"] = 0
|
||||
stats.MemoryStats.Stats["total_inactive_file"] = 0
|
||||
stats.MemoryStats.Stats["total_mapped_file"] = 0
|
||||
stats.MemoryStats.Stats["total_pgfault"] = 0
|
||||
stats.MemoryStats.Stats["total_pgmajfault"] = 0
|
||||
stats.MemoryStats.Stats["total_pgpgin"] = 4
|
||||
stats.MemoryStats.Stats["total_pgpgout"] = 0
|
||||
stats.MemoryStats.Stats["total_rss"] = 44
|
||||
stats.MemoryStats.Stats["total_rss_huge"] = 444
|
||||
stats.MemoryStats.Stats["total_unevictable"] = 0
|
||||
stats.MemoryStats.Stats["total_writeback"] = 55
|
||||
stats.MemoryStats.Stats["unevictable"] = 0
|
||||
stats.MemoryStats.Stats["writeback"] = 0
|
||||
|
||||
stats.MemoryStats.MaxUsage = 1001
|
||||
stats.MemoryStats.Usage = 1111
|
||||
stats.MemoryStats.Failcnt = 1
|
||||
stats.MemoryStats.Limit = 2000
|
||||
|
||||
stats.Networks["eth0"] = types.NetworkStats{
|
||||
RxDropped: 1,
|
||||
RxBytes: 2,
|
||||
RxErrors: 3,
|
||||
TxPackets: 4,
|
||||
TxDropped: 1,
|
||||
RxPackets: 2,
|
||||
TxErrors: 3,
|
||||
TxBytes: 4,
|
||||
}
|
||||
|
||||
stats.Networks["eth1"] = types.NetworkStats{
|
||||
RxDropped: 5,
|
||||
RxBytes: 6,
|
||||
RxErrors: 7,
|
||||
TxPackets: 8,
|
||||
TxDropped: 5,
|
||||
RxPackets: 6,
|
||||
TxErrors: 7,
|
||||
TxBytes: 8,
|
||||
}
|
||||
|
||||
sbr := types.BlkioStatEntry{
|
||||
Major: 6,
|
||||
Minor: 0,
|
||||
Op: "read",
|
||||
Value: 100,
|
||||
}
|
||||
sr := types.BlkioStatEntry{
|
||||
Major: 6,
|
||||
Minor: 0,
|
||||
Op: "write",
|
||||
Value: 101,
|
||||
}
|
||||
sr2 := types.BlkioStatEntry{
|
||||
Major: 6,
|
||||
Minor: 1,
|
||||
Op: "write",
|
||||
Value: 201,
|
||||
}
|
||||
|
||||
stats.BlkioStats.IoServiceBytesRecursive = append(
|
||||
stats.BlkioStats.IoServiceBytesRecursive, sbr)
|
||||
stats.BlkioStats.IoServicedRecursive = append(
|
||||
stats.BlkioStats.IoServicedRecursive, sr)
|
||||
stats.BlkioStats.IoServicedRecursive = append(
|
||||
stats.BlkioStats.IoServicedRecursive, sr2)
|
||||
|
||||
return stats
|
||||
}
|
||||
|
||||
func containerStatsWindows() types.ContainerStats {
|
||||
var stat types.ContainerStats
|
||||
jsonStat := `
|
||||
{
|
||||
"read":"2017-01-11T08:32:46.2413794Z",
|
||||
"preread":"0001-01-01T00:00:00Z",
|
||||
"num_procs":64,
|
||||
"cpu_stats":{
|
||||
"cpu_usage":{
|
||||
"total_usage":536718750,
|
||||
"usage_in_kernelmode":390468750,
|
||||
"usage_in_usermode":390468750
|
||||
},
|
||||
"throttling_data":{
|
||||
"periods":0,
|
||||
"throttled_periods":0,
|
||||
"throttled_time":0
|
||||
}
|
||||
},
|
||||
"precpu_stats":{
|
||||
"cpu_usage":{
|
||||
"total_usage":0,
|
||||
"usage_in_kernelmode":0,
|
||||
"usage_in_usermode":0
|
||||
},
|
||||
"throttling_data":{
|
||||
"periods":0,
|
||||
"throttled_periods":0,
|
||||
"throttled_time":0
|
||||
}
|
||||
},
|
||||
"memory_stats":{
|
||||
"commitbytes":77160448,
|
||||
"commitpeakbytes":105000960,
|
||||
"privateworkingset":59961344
|
||||
},
|
||||
"name":"/gt_test_iis",
|
||||
}`
|
||||
stat.Body = ioutil.NopCloser(strings.NewReader(jsonStat))
|
||||
return stat
|
||||
}
|
||||
|
||||
var containerInspect = types.ContainerJSON{
|
||||
Config: &container.Config{
|
||||
Env: []string{
|
||||
"ENVVAR1=loremipsum",
|
||||
"ENVVAR1FOO=loremipsum",
|
||||
"ENVVAR2=dolorsitamet",
|
||||
"ENVVAR3==ubuntu:10.04",
|
||||
"ENVVAR4",
|
||||
"ENVVAR5=",
|
||||
"ENVVAR6= ",
|
||||
"ENVVAR7=ENVVAR8=ENVVAR9",
|
||||
"PATH=/bin:/sbin",
|
||||
},
|
||||
},
|
||||
}
|
||||
|
|
@ -1,172 +0,0 @@
|
|||
package docker
|
||||
|
||||
import (
|
||||
"context"
|
||||
"io/ioutil"
|
||||
"strings"
|
||||
|
||||
"github.com/docker/docker/api/types"
|
||||
"github.com/docker/docker/api/types/container"
|
||||
"github.com/docker/docker/api/types/registry"
|
||||
)
|
||||
|
||||
type FakeDockerClient struct {
|
||||
}
|
||||
|
||||
func (d FakeDockerClient) Info(ctx context.Context) (types.Info, error) {
|
||||
env := types.Info{
|
||||
Containers: 108,
|
||||
ContainersRunning: 98,
|
||||
ContainersStopped: 6,
|
||||
ContainersPaused: 3,
|
||||
OomKillDisable: false,
|
||||
SystemTime: "2016-02-24T00:55:09.15073105-05:00",
|
||||
NEventsListener: 0,
|
||||
ID: "5WQQ:TFWR:FDNG:OKQ3:37Y4:FJWG:QIKK:623T:R3ME:QTKB:A7F7:OLHD",
|
||||
Debug: false,
|
||||
LoggingDriver: "json-file",
|
||||
KernelVersion: "4.3.0-1-amd64",
|
||||
IndexServerAddress: "https://index.docker.io/v1/",
|
||||
MemTotal: 3840757760,
|
||||
Images: 199,
|
||||
CPUCfsQuota: true,
|
||||
Name: "absol",
|
||||
SwapLimit: false,
|
||||
IPv4Forwarding: true,
|
||||
ExperimentalBuild: false,
|
||||
CPUCfsPeriod: true,
|
||||
RegistryConfig: ®istry.ServiceConfig{
|
||||
IndexConfigs: map[string]*registry.IndexInfo{
|
||||
"docker.io": {
|
||||
Name: "docker.io",
|
||||
Mirrors: []string{},
|
||||
Official: true,
|
||||
Secure: true,
|
||||
},
|
||||
}, InsecureRegistryCIDRs: []*registry.NetIPNet{{IP: []byte{127, 0, 0, 0}, Mask: []byte{255, 0, 0, 0}}}, Mirrors: []string{}},
|
||||
OperatingSystem: "Linux Mint LMDE (containerized)",
|
||||
BridgeNfIptables: true,
|
||||
HTTPSProxy: "",
|
||||
Labels: []string{},
|
||||
MemoryLimit: false,
|
||||
DriverStatus: [][2]string{{"Pool Name", "docker-8:1-1182287-pool"}, {"Pool Blocksize", "65.54 kB"}, {"Backing Filesystem", "extfs"}, {"Data file", "/dev/loop0"}, {"Metadata file", "/dev/loop1"}, {"Data Space Used", "17.3 GB"}, {"Data Space Total", "107.4 GB"}, {"Data Space Available", "36.53 GB"}, {"Metadata Space Used", "20.97 MB"}, {"Metadata Space Total", "2.147 GB"}, {"Metadata Space Available", "2.127 GB"}, {"Udev Sync Supported", "true"}, {"Deferred Removal Enabled", "false"}, {"Data loop file", "/var/lib/docker/devicemapper/devicemapper/data"}, {"Metadata loop file", "/var/lib/docker/devicemapper/devicemapper/metadata"}, {"Library Version", "1.02.115 (2016-01-25)"}},
|
||||
NFd: 19,
|
||||
HTTPProxy: "",
|
||||
Driver: "devicemapper",
|
||||
NGoroutines: 39,
|
||||
NCPU: 4,
|
||||
DockerRootDir: "/var/lib/docker",
|
||||
NoProxy: "",
|
||||
BridgeNfIP6tables: true,
|
||||
}
|
||||
return env, nil
|
||||
}
|
||||
|
||||
func (d FakeDockerClient) ContainerList(octx context.Context, options types.ContainerListOptions) ([]types.Container, error) {
|
||||
container1 := types.Container{
|
||||
ID: "e2173b9478a6ae55e237d4d74f8bbb753f0817192b5081334dc78476296b7dfb",
|
||||
Names: []string{"/etcd"},
|
||||
Image: "quay.io/coreos/etcd:v2.2.2",
|
||||
Command: "/etcd -name etcd0 -advertise-client-urls http://localhost:2379 -listen-client-urls http://0.0.0.0:2379",
|
||||
Created: 1455941930,
|
||||
Status: "Up 4 hours",
|
||||
Ports: []types.Port{
|
||||
types.Port{
|
||||
PrivatePort: 7001,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 4001,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 2380,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 2379,
|
||||
PublicPort: 2379,
|
||||
Type: "tcp",
|
||||
IP: "0.0.0.0",
|
||||
},
|
||||
},
|
||||
Labels: map[string]string{
|
||||
"label1": "test_value_1",
|
||||
"label2": "test_value_2",
|
||||
},
|
||||
SizeRw: 0,
|
||||
SizeRootFs: 0,
|
||||
}
|
||||
container2 := types.Container{
|
||||
ID: "b7dfbb9478a6ae55e237d4d74f8bbb753f0817192b5081334dc78476296e2173",
|
||||
Names: []string{"/etcd2"},
|
||||
Image: "quay.io:4443/coreos/etcd:v2.2.2",
|
||||
Command: "/etcd -name etcd2 -advertise-client-urls http://localhost:2379 -listen-client-urls http://0.0.0.0:2379",
|
||||
Created: 1455941933,
|
||||
Status: "Up 4 hours",
|
||||
Ports: []types.Port{
|
||||
types.Port{
|
||||
PrivatePort: 7002,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 4002,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 2381,
|
||||
PublicPort: 0,
|
||||
Type: "tcp",
|
||||
},
|
||||
types.Port{
|
||||
PrivatePort: 2382,
|
||||
PublicPort: 2382,
|
||||
Type: "tcp",
|
||||
IP: "0.0.0.0",
|
||||
},
|
||||
},
|
||||
Labels: map[string]string{
|
||||
"label1": "test_value_1",
|
||||
"label2": "test_value_2",
|
||||
},
|
||||
SizeRw: 0,
|
||||
SizeRootFs: 0,
|
||||
}
|
||||
|
||||
containers := []types.Container{container1, container2}
|
||||
return containers, nil
|
||||
|
||||
//#{e6a96c84ca91a5258b7cb752579fb68826b68b49ff957487695cd4d13c343b44 titilambert/snmpsim /bin/sh -c 'snmpsimd --agent-udpv4-endpoint=0.0.0.0:31161 --process-user=root --process-group=user' 1455724831 Up 4 hours [{31161 31161 udp 0.0.0.0}] 0 0 [/snmp] map[]}]2016/02/24 01:05:01 Gathered metrics, (3s interval), from 1 inputs in 1.233836656s
|
||||
}
|
||||
|
||||
func (d FakeDockerClient) ContainerStats(ctx context.Context, containerID string, stream bool) (types.ContainerStats, error) {
|
||||
var stat types.ContainerStats
|
||||
jsonStat := `{"read":"2016-02-24T11:42:27.472459608-05:00","memory_stats":{"stats":{},"limit":18935443456},"blkio_stats":{"io_service_bytes_recursive":[{"major":252,"minor":1,"op":"Read","value":753664},{"major":252,"minor":1,"op":"Write"},{"major":252,"minor":1,"op":"Sync"},{"major":252,"minor":1,"op":"Async","value":753664},{"major":252,"minor":1,"op":"Total","value":753664}],"io_serviced_recursive":[{"major":252,"minor":1,"op":"Read","value":26},{"major":252,"minor":1,"op":"Write"},{"major":252,"minor":1,"op":"Sync"},{"major":252,"minor":1,"op":"Async","value":26},{"major":252,"minor":1,"op":"Total","value":26}]},"cpu_stats":{"cpu_usage":{"percpu_usage":[17871,4959158,1646137,1231652,11829401,244656,369972,0],"usage_in_usermode":10000000,"total_usage":20298847},"system_cpu_usage":24052607520000000,"throttling_data":{}},"precpu_stats":{"cpu_usage":{"percpu_usage":[17871,4959158,1646137,1231652,11829401,244656,369972,0],"usage_in_usermode":10000000,"total_usage":20298847},"system_cpu_usage":24052599550000000,"throttling_data":{}}}`
|
||||
stat.Body = ioutil.NopCloser(strings.NewReader(jsonStat))
|
||||
return stat, nil
|
||||
}
|
||||
|
||||
func (d FakeDockerClient) ContainerInspect(ctx context.Context, containerID string) (types.ContainerJSON, error) {
|
||||
json := types.ContainerJSON{
|
||||
Config: &container.Config{
|
||||
Env: []string{
|
||||
"ENVVAR1=loremipsum",
|
||||
"ENVVAR1FOO=loremipsum",
|
||||
"ENVVAR2=dolorsitamet",
|
||||
"ENVVAR3==ubuntu:10.04",
|
||||
"ENVVAR4",
|
||||
"ENVVAR5=",
|
||||
"ENVVAR6= ",
|
||||
"ENVVAR7=ENVVAR8=ENVVAR9",
|
||||
"PATH=/bin:/sbin",
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
return json, nil
|
||||
}
|
||||
|
|
@ -0,0 +1,55 @@
|
|||
// Helper functions copied from
|
||||
// https://github.com/docker/cli/blob/master/cli/command/container/stats_helpers.go
|
||||
package docker
|
||||
|
||||
import "github.com/docker/docker/api/types"
|
||||
|
||||
func calculateCPUPercentUnix(previousCPU, previousSystem uint64, v *types.StatsJSON) float64 {
|
||||
var (
|
||||
cpuPercent = 0.0
|
||||
// calculate the change for the cpu usage of the container in between readings
|
||||
cpuDelta = float64(v.CPUStats.CPUUsage.TotalUsage) - float64(previousCPU)
|
||||
// calculate the change for the entire system between readings
|
||||
systemDelta = float64(v.CPUStats.SystemUsage) - float64(previousSystem)
|
||||
onlineCPUs = float64(v.CPUStats.OnlineCPUs)
|
||||
)
|
||||
|
||||
if onlineCPUs == 0.0 {
|
||||
onlineCPUs = float64(len(v.CPUStats.CPUUsage.PercpuUsage))
|
||||
}
|
||||
if systemDelta > 0.0 && cpuDelta > 0.0 {
|
||||
cpuPercent = (cpuDelta / systemDelta) * onlineCPUs * 100.0
|
||||
}
|
||||
return cpuPercent
|
||||
}
|
||||
|
||||
func calculateCPUPercentWindows(v *types.StatsJSON) float64 {
|
||||
// Max number of 100ns intervals between the previous time read and now
|
||||
possIntervals := uint64(v.Read.Sub(v.PreRead).Nanoseconds()) // Start with number of ns intervals
|
||||
possIntervals /= 100 // Convert to number of 100ns intervals
|
||||
possIntervals *= uint64(v.NumProcs) // Multiple by the number of processors
|
||||
|
||||
// Intervals used
|
||||
intervalsUsed := v.CPUStats.CPUUsage.TotalUsage - v.PreCPUStats.CPUUsage.TotalUsage
|
||||
|
||||
// Percentage avoiding divide-by-zero
|
||||
if possIntervals > 0 {
|
||||
return float64(intervalsUsed) / float64(possIntervals) * 100.0
|
||||
}
|
||||
return 0.00
|
||||
}
|
||||
|
||||
// calculateMemUsageUnixNoCache calculate memory usage of the container.
|
||||
// Page cache is intentionally excluded to avoid misinterpretation of the output.
|
||||
func calculateMemUsageUnixNoCache(mem types.MemoryStats) float64 {
|
||||
return float64(mem.Usage - mem.Stats["cache"])
|
||||
}
|
||||
|
||||
func calculateMemPercentUnixNoCache(limit float64, usedNoCache float64) float64 {
|
||||
// MemoryStats.Limit will never be 0 unless the container is not running and we haven't
|
||||
// got any data from cgroup
|
||||
if limit != 0 {
|
||||
return usedNoCache / limit * 100.0
|
||||
}
|
||||
return 0
|
||||
}
|
||||
Loading…
Reference in New Issue