mirror of
https://github.com/Xevion/glance.git
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107 lines
2.3 KiB
Go
107 lines
2.3 KiB
Go
package widget
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import (
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"context"
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"golang.org/x/text/cases"
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"golang.org/x/text/language"
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"html/template"
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"strings"
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"time"
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"github.com/glanceapp/glance/internal/assets"
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"github.com/glanceapp/glance/internal/feed"
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)
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const (
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defaultDockerHost = "unix:///var/run/docker.sock"
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dockerGlanceEnable = "glance.enable"
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dockerGlanceTitle = "glance.title"
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dockerGlanceUrl = "glance.url"
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dockerGlanceIconUrl = "glance.iconUrl"
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)
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type containerData struct {
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Id string
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Image string
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URL string
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Title string
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Icon CustomIcon
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StatusShort string
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StatusFull string
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StatusStyle string
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}
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type Docker struct {
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widgetBase `yaml:",inline"`
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HostURL string `yaml:"host-url"`
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Containers []containerData `yaml:"-"`
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}
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func (widget *Docker) Initialize() error {
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widget.withTitle("Docker").withCacheDuration(1 * time.Minute)
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return nil
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}
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func (widget *Docker) Update(_ context.Context) {
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if widget.HostURL == "" {
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widget.HostURL = defaultDockerHost
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}
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containers, err := feed.FetchDockerContainers(widget.HostURL)
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if !widget.canContinueUpdateAfterHandlingErr(err) {
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return
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}
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var items []containerData
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for _, c := range containers {
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isGlanceEnabled := getLabelValue(c.Labels, dockerGlanceEnable, "true")
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if isGlanceEnabled != "true" {
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continue
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}
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var item containerData
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item.Id = c.Id
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item.Image = c.Image
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item.Title = getLabelValue(c.Labels, dockerGlanceTitle, strings.Join(c.Names, ""))
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item.URL = getLabelValue(c.Labels, dockerGlanceUrl, "")
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_ = item.Icon.FromURL(getLabelValue(c.Labels, dockerGlanceIconUrl, "si:docker"))
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switch c.State {
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case "paused":
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case "starting":
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case "unhealthy":
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item.StatusStyle = "warning"
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break
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case "stopped":
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case "dead":
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case "exited":
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item.StatusStyle = "error"
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break
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default:
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item.StatusStyle = "success"
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}
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item.StatusFull = c.Status
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item.StatusShort = cases.Title(language.English, cases.Compact).String(c.State)
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items = append(items, item)
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}
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widget.Containers = items
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}
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func (widget *Docker) Render() template.HTML {
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return widget.render(widget, assets.DockerTemplate)
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}
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// getLabelValue get string value associated to a label.
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func getLabelValue(labels map[string]string, labelName, defaultValue string) string {
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if value, ok := labels[labelName]; ok && len(value) > 0 {
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return value
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}
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return defaultValue
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}
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