mirror of https://github.com/linkerd/linkerd2.git
72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
package cmd
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import (
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"fmt"
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"github.com/pkg/browser"
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"github.com/runconduit/conduit/pkg/k8s"
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"github.com/runconduit/conduit/pkg/shell"
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log "github.com/sirupsen/logrus"
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"github.com/spf13/cobra"
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)
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var (
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proxyPort = -1
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)
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var dashboardCmd = &cobra.Command{
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Use: "dashboard [flags]",
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Short: "Open the Conduit dashboard in a web browser",
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Long: "Open the Conduit dashboard in a web browser.",
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RunE: func(cmd *cobra.Command, args []string) error {
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if proxyPort <= 0 {
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log.Fatalf("port must be positive, was %d", proxyPort)
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}
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kubectl, err := k8s.NewKubectl(shell.NewUnixShell())
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if err != nil {
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log.Fatalf("Failed to start kubectl: %v", err)
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}
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asyncProcessErr := make(chan error, 1)
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err = kubectl.StartProxy(asyncProcessErr, proxyPort)
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if err != nil {
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log.Fatalf("Failed to start kubectl proxy: %v", err)
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}
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url, err := kubectl.UrlFor(controlPlaneNamespace, "/services/web:http/proxy/")
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if err != nil {
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log.Fatalf("Failed to generate URL for dashboard: %v", err)
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}
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fmt.Printf("Opening [%s] in the default browser\n", url)
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err = browser.OpenURL(url.String())
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if err != nil {
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log.Fatalf("failed to open URL %s in the default browser: %v", url, err)
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}
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select {
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case err = <-asyncProcessErr:
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if err != nil {
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log.Fatalf("Error starting proxy via kubectl: %v", err)
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}
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}
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close(asyncProcessErr)
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return nil
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},
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}
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func init() {
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RootCmd.AddCommand(dashboardCmd)
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dashboardCmd.Args = cobra.NoArgs
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// This is identical to what `kubectl proxy --help` reports, except
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// `kubectl proxy` allows `--port=0` to indicate a random port; That's
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// inconvenient to support so it isn't supported.
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dashboardCmd.PersistentFlags().IntVarP(&proxyPort, "port", "p", 8001, "The port on which to run the proxy, which must not be 0.")
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}
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