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// SPDX-License-Identifier: GPL-3.0-or-later
package docker
import (
"fmt"
"strings"
"github.com/netdata/netdata/go/go.d.plugin/agent/module"
)
const (
prioContainersState = module.Priority + iota
prioContainersHealthy
prioContainerState
prioContainerHealthStatus
prioContainerWritableLayerSize
prioImagesCount
prioImagesSize
)
var summaryCharts = module.Charts{
containersStateChart.Copy(),
containersHealthyChart.Copy(),
imagesCountChart.Copy(),
imagesSizeChart.Copy(),
}
var (
containersStateChart = module.Chart{
ID: "containers_state",
Title: "Total number of Docker containers in various states",
Units: "containers",
Fam: "containers",
Ctx: "docker.containers_state",
Priority: prioContainersState,
Type: module.Stacked,
Dims: module.Dims{
{ID: "containers_state_running", Name: "running"},
{ID: "containers_state_paused", Name: "paused"},
{ID: "containers_state_exited", Name: "exited"},
},
}
containersHealthyChart = module.Chart{
ID: "healthy_containers",
Title: "Total number of Docker containers in various health states",
Units: "containers",
Fam: "containers",
Ctx: "docker.containers_health_status",
Priority: prioContainersHealthy,
Dims: module.Dims{
{ID: "containers_health_status_healthy", Name: "healthy"},
{ID: "containers_health_status_unhealthy", Name: "unhealthy"},
{ID: "containers_health_status_not_running_unhealthy", Name: "not_running_unhealthy"},
{ID: "containers_health_status_starting", Name: "starting"},
{ID: "containers_health_status_none", Name: "no_healthcheck"},
},
}
)
var (
imagesCountChart = module.Chart{
ID: "images_count",
Title: "Total number of Docker images in various states",
Units: "images",
Fam: "images",
Ctx: "docker.images",
Priority: prioImagesCount,
Type: module.Stacked,
Dims: module.Dims{
{ID: "images_active", Name: "active"},
{ID: "images_dangling", Name: "dangling"},
},
}
imagesSizeChart = module.Chart{
ID: "images_size",
Title: "Total size of all Docker images",
Units: "bytes",
Fam: "images",
Ctx: "docker.images_size",
Priority: prioImagesSize,
Dims: module.Dims{
{ID: "images_size", Name: "size"},
},
}
)
var (
containerChartsTmpl = module.Charts{
containerStateChartTmpl.Copy(),
containerHealthStatusChartTmpl.Copy(),
containerWritableLayerSizeChartTmpl.Copy(),
}
containerStateChartTmpl = module.Chart{
ID: "container_%s_state",
Title: "Docker container state",
Units: "state",
Fam: "containers",
Ctx: "docker.container_state",
Priority: prioContainerState,
Dims: module.Dims{
{ID: "container_%s_state_running", Name: "running"},
{ID: "container_%s_state_paused", Name: "paused"},
{ID: "container_%s_state_exited", Name: "exited"},
{ID: "container_%s_state_created", Name: "created"},
{ID: "container_%s_state_restarting", Name: "restarting"},
{ID: "container_%s_state_removing", Name: "removing"},
{ID: "container_%s_state_dead", Name: "dead"},
},
}
containerHealthStatusChartTmpl = module.Chart{
ID: "container_%s_health_status",
Title: "Docker container health status",
Units: "status",
Fam: "containers",
Ctx: "docker.container_health_status",
Priority: prioContainerHealthStatus,
Dims: module.Dims{
{ID: "container_%s_health_status_healthy", Name: "healthy"},
{ID: "container_%s_health_status_unhealthy", Name: "unhealthy"},
{ID: "container_%s_health_status_not_running_unhealthy", Name: "not_running_unhealthy"},
{ID: "container_%s_health_status_starting", Name: "starting"},
{ID: "container_%s_health_status_none", Name: "no_healthcheck"},
},
}
containerWritableLayerSizeChartTmpl = module.Chart{
ID: "container_%s_writable_layer_size",
Title: "Docker container writable layer size",
Units: "bytes",
Fam: "containers",
Ctx: "docker.container_writeable_layer_size",
Priority: prioContainerWritableLayerSize,
Dims: module.Dims{
{ID: "container_%s_size_rw", Name: "writable_layer"},
},
}
)
func (d *Docker) addContainerCharts(name, image string) {
charts := containerChartsTmpl.Copy()
if !d.CollectContainerSize {
_ = charts.Remove(containerWritableLayerSizeChartTmpl.ID)
}
for _, chart := range *charts {
chart.ID = fmt.Sprintf(chart.ID, name)
chart.Labels = []module.Label{
{Key: "container_name", Value: name},
{Key: "image", Value: image},
}
for _, dim := range chart.Dims {
dim.ID = fmt.Sprintf(dim.ID, name)
}
}
if err := d.Charts().Add(*charts...); err != nil {
d.Warning(err)
}
}
func (d *Docker) removeContainerCharts(name string) {
px := fmt.Sprintf("container_%s", name)
for _, chart := range *d.Charts() {
if strings.HasPrefix(chart.ID, px) {
chart.MarkRemove()
chart.MarkNotCreated()
}
}
}
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