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status.go
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status.go
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package cli
import (
"context"
"fmt"
"strings"
"github.com/spf13/cobra"
empty "google.golang.org/protobuf/types/known/emptypb"
"github.com/telepresenceio/telepresence/rpc/v2/common"
"github.com/telepresenceio/telepresence/rpc/v2/connector"
"github.com/telepresenceio/telepresence/rpc/v2/daemon"
"github.com/telepresenceio/telepresence/v2/pkg/client/cli/cliutil"
)
func statusCommand() *cobra.Command {
return &cobra.Command{
Use: "status",
Args: cobra.NoArgs,
Short: "Show connectivity status",
RunE: status,
}
}
// status will retrieve connectivity status from the daemon and print it on stdout.
func status(cmd *cobra.Command, _ []string) error {
if err := daemonStatus(cmd); err != nil {
return err
}
if err := connectorStatus(cmd); err != nil {
return err
}
return nil
}
func daemonStatus(cmd *cobra.Command) error {
out := cmd.OutOrStdout()
var status *daemon.DaemonStatus
var version *common.VersionInfo
err := withStartedDaemon(cmd, func(ds *daemonState) error {
var err error
status, err = ds.grpc.Status(cmd.Context(), &empty.Empty{})
if err != nil {
return err
}
version, err = ds.grpc.Version(cmd.Context(), &empty.Empty{})
if err != nil {
return err
}
return nil
})
if err == errDaemonIsNotRunning {
err = nil
status = &daemon.DaemonStatus{Error: daemon.DaemonStatus_NOT_STARTED}
}
if err != nil {
return err
}
switch status.Error {
case daemon.DaemonStatus_NOT_STARTED:
fmt.Fprintln(out, "Root Daemon: Not running")
return nil
case daemon.DaemonStatus_NO_NETWORK:
fmt.Fprintln(out, "Root Daemon: Running, network overrides NOT established")
case daemon.DaemonStatus_UNSPECIFIED:
fmt.Fprintln(out, "Root Daemon: Running")
}
fmt.Fprintf(out, " Version : %s (api %d)\n", version.Version, version.ApiVersion)
fmt.Fprintf(out, " DNS : %q\n", status.Dns)
return nil
}
func connectorStatus(cmd *cobra.Command) error {
out := cmd.OutOrStdout()
if !cliutil.IsConnectorRunning() {
fmt.Fprintln(out, "User Daemon: Not running")
return nil
}
fmt.Fprintln(out, "User Daemon: Running")
type kv struct {
Key string
Value string
}
var fields []kv
defer func() {
klen := 0
for _, kv := range fields {
if len(kv.Key) > klen {
klen = len(kv.Key)
}
}
for _, kv := range fields {
vlines := strings.Split(strings.TrimSpace(kv.Value), "\n")
fmt.Fprintf(out, " %-*s: %s\n", klen, kv.Key, vlines[0])
for _, vline := range vlines[1:] {
fmt.Fprintf(out, " %s\n", vline)
}
}
}()
return cliutil.WithConnector(cmd.Context(), func(ctx context.Context, connectorClient connector.ConnectorClient) error {
version, err := connectorClient.Version(ctx, &empty.Empty{})
if err != nil {
return err
}
fields = append(fields, kv{"Version", fmt.Sprintf("%s (api %d)", version.Version, version.ApiVersion)})
if !cliutil.HasLoggedIn(ctx) {
fields = append(fields, kv{"Ambassador Cloud", "Logged out"})
} else if _, err := cliutil.GetCloudAccessToken(ctx, false); err != nil {
fields = append(fields, kv{"Ambassador Cloud", "Login expired"})
} else {
fields = append(fields, kv{"Ambassador Cloud", "Logged in"})
}
status, err := connectorClient.Status(ctx, &connector.ConnectRequest{
KubeFlags: kubeFlagMap(),
})
if err != nil {
return err
}
switch status.Error {
case connector.ConnectInfo_UNSPECIFIED, connector.ConnectInfo_ALREADY_CONNECTED:
fields = append(fields, kv{"Status", "Connected"})
case connector.ConnectInfo_MUST_RESTART:
fields = append(fields, kv{"Status", "Connected, but must restart"})
case connector.ConnectInfo_DISCONNECTED:
fields = append(fields, kv{"Status", "Not connected"})
return nil
case connector.ConnectInfo_CLUSTER_FAILED:
fields = append(fields, kv{"Status", "Not connected, error talking to cluster"})
fields = append(fields, kv{"Error", status.ErrorText})
return nil
case connector.ConnectInfo_TRAFFIC_MANAGER_FAILED:
fields = append(fields, kv{"Status", "Not connected, error talking to in-cluster Telepresence traffic-manager"})
fields = append(fields, kv{"Error", status.ErrorText})
return nil
}
fields = append(fields, kv{"Kubernetes server", status.ClusterServer})
fields = append(fields, kv{"Kubernetes context", status.ClusterContext})
if status.BridgeOk {
fields = append(fields, kv{"Telepresence proxy", "ON (networking to the cluster is enabled)"})
} else {
fields = append(fields, kv{"Telepresence proxy", "OFF (attempting to connect...)"})
}
intercepts := fmt.Sprintf("%d total\n", len(status.GetIntercepts().GetIntercepts()))
for _, icept := range status.GetIntercepts().GetIntercepts() {
intercepts += fmt.Sprintf("%s: %s\n", icept.Spec.Name, icept.Spec.Client)
}
fields = append(fields, kv{"Intercepts", intercepts})
return nil
})
}