linkerd2/jaeger/cmd/root.go

66 lines
2.4 KiB
Go

package cmd
import (
"fmt"
"regexp"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
)
const (
defaultLinkerdNamespace = "linkerd"
defaultJaegerNamespace = "linkerd-jaeger"
)
var (
apiAddr string // An empty value means "use the Kubernetes configuration"
controlPlaneNamespace string
namespace string
kubeconfigPath string
kubeContext string
impersonate string
impersonateGroup []string
verbose bool
// These regexs are not as strict as they could be, but are a quick and dirty
// sanity check against illegal characters.
alphaNumDash = regexp.MustCompile(`^[a-zA-Z0-9-]+$`)
)
// NewCmdJaeger returns a new jeager command
func NewCmdJaeger() *cobra.Command {
jaegerCmd := &cobra.Command{
Use: "jaeger",
Short: "jaeger manages the jaeger extension of Linkerd service mesh",
Long: `jaeger manages the jaeger extension of Linkerd service mesh.`,
PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
// enable / disable logging
if verbose {
log.SetLevel(log.DebugLevel)
} else {
log.SetLevel(log.PanicLevel)
}
if !alphaNumDash.MatchString(controlPlaneNamespace) {
return fmt.Errorf("%s is not a valid namespace", controlPlaneNamespace)
}
return nil
},
}
jaegerCmd.PersistentFlags().StringVarP(&controlPlaneNamespace, "linkerd-namespace", "L", defaultLinkerdNamespace, "Namespace in which Linkerd is installed")
jaegerCmd.PersistentFlags().StringVarP(&namespace, "namespace", "n", defaultJaegerNamespace, "Namespace in which Jaeger extension is installed")
jaegerCmd.PersistentFlags().StringVar(&kubeconfigPath, "kubeconfig", "", "Path to the kubeconfig file to use for CLI requests")
jaegerCmd.PersistentFlags().StringVar(&kubeContext, "context", "", "Name of the kubeconfig context to use")
jaegerCmd.PersistentFlags().StringVar(&impersonate, "as", "", "Username to impersonate for Kubernetes operations")
jaegerCmd.PersistentFlags().StringArrayVar(&impersonateGroup, "as-group", []string{}, "Group to impersonate for Kubernetes operations")
jaegerCmd.PersistentFlags().StringVar(&apiAddr, "api-addr", "", "Override kubeconfig and communicate directly with the control plane at host:port (mostly for testing)")
jaegerCmd.PersistentFlags().BoolVar(&verbose, "verbose", false, "Turn on debug logging")
jaegerCmd.AddCommand(newCmdInstall())
jaegerCmd.AddCommand(newCmdDashboard())
return jaegerCmd
}