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73 lines
2.1 KiB
Go
73 lines
2.1 KiB
Go
package docker
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import (
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"context"
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"encoding/json"
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"net/http"
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)
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// VolumeUsageData represents usage data from the docker system api
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// More Info Here https://dockr.ly/2PNzQyO
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type VolumeUsageData struct {
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// The number of containers referencing this volume. This field
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// is set to `-1` if the reference-count is not available.
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//
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// Required: true
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RefCount int64 `json:"RefCount"`
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// Amount of disk space used by the volume (in bytes). This information
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// is only available for volumes created with the `"local"` volume
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// driver. For volumes created with other volume drivers, this field
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// is set to `-1` ("not available")
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//
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// Required: true
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Size int64 `json:"Size"`
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}
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// ImageSummary represents data about what images are
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// currently known to docker
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// More Info Here https://dockr.ly/2PNzQyO
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type ImageSummary struct {
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Containers int64 `json:"Containers"`
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Created int64 `json:"Created"`
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ID string `json:"Id"`
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Labels map[string]string `json:"Labels"`
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ParentID string `json:"ParentId"`
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RepoDigests []string `json:"RepoDigests"`
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RepoTags []string `json:"RepoTags"`
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SharedSize int64 `json:"SharedSize"`
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Size int64 `json:"Size"`
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VirtualSize int64 `json:"VirtualSize"`
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}
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// DiskUsage holds information about what docker is using disk space on.
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// More Info Here https://dockr.ly/2PNzQyO
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type DiskUsage struct {
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LayersSize int64
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Images []*ImageSummary
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Containers []*APIContainers
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Volumes []*Volume
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}
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// DiskUsageOptions only contains a context for canceling.
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type DiskUsageOptions struct {
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Context context.Context
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}
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// DiskUsage returns a *DiskUsage describing what docker is using disk on.
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//
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// More Info Here https://dockr.ly/2PNzQyO
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func (c *Client) DiskUsage(opts DiskUsageOptions) (*DiskUsage, error) {
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path := "/system/df"
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resp, err := c.do(http.MethodGet, path, doOptions{context: opts.Context})
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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var du *DiskUsage
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if err := json.NewDecoder(resp.Body).Decode(&du); err != nil {
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return nil, err
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}
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return du, nil
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}
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