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Enhancements to run Trident as an AKS extension
* Enhancement to run Trident as an AKS extension as part of offering Triden t as an 1P service in Azure. --------- Co-authored-by: VinayKumarHavanur <54576364+VinayKumarHavanur@users.noreply.github.com> Co-authored-by: Shubham Phadnis <42840905+sphadnis007@users.noreply.github.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| // Copyright 2024 NetApp, Inc. All Rights Reserved. | ||
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| package cmd | ||
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| import "github.com/spf13/cobra" | ||
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| func init() { | ||
| RootCmd.AddCommand(checkCmd) | ||
| } | ||
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| var checkCmd = &cobra.Command{ | ||
| Use: "check", | ||
| Short: "check status of a Trident pod", | ||
| Hidden: true, | ||
| PersistentPreRunE: func(cmd *cobra.Command, args []string) error { | ||
| initCmdLogging() | ||
| err := discoverOperatingMode(cmd) | ||
| return err | ||
| }, | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,158 @@ | ||
| // Copyright 2024 NetApp, Inc. All Rights Reserved. | ||
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| package cmd | ||
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| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "net/http" | ||
| "os" | ||
| "time" | ||
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| "github.com/cenkalti/backoff/v4" | ||
| "github.com/olekukonko/tablewriter" | ||
| "github.com/spf13/cobra" | ||
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| cliapi "github.com/netapp/trident/cli/api" | ||
| "github.com/netapp/trident/utils/errors" | ||
| ) | ||
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| var checkTimeout int32 | ||
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| const ( | ||
| RequestTimeout = 5 * time.Second | ||
| backoffMaxInterval = 5 * time.Second | ||
| operatorService = "trident-operator" | ||
| operatorServicePort = "8000" | ||
| operatorServicePath = "/operator/status" | ||
| ) | ||
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| func init() { | ||
| checkCmd.AddCommand(checkOperatorCmd) | ||
| checkOperatorCmd.Flags().Int32VarP(&checkTimeout, "timeout", "t", 1, "timeout in seconds for the operator check") | ||
| if err := checkOperatorCmd.Flags().MarkHidden("timeout"); err != nil { | ||
| fmt.Fprintln(os.Stderr, err) | ||
| } | ||
| } | ||
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| var checkOperatorCmd = &cobra.Command{ | ||
| Use: "operator", | ||
| Short: "check operator pod status", | ||
| Aliases: []string{"o"}, | ||
| Hidden: true, | ||
| RunE: func(cmd *cobra.Command, args []string) error { | ||
| if OperatingMode == ModeTunnel { | ||
| command := []string{ | ||
| "check", | ||
| "operator", | ||
| "--timeout", | ||
| fmt.Sprintf("%d", checkTimeout), | ||
| } | ||
| out, err := TunnelCommand(append(command, args...)) | ||
| printOutput(cmd, out, err) | ||
| return err | ||
| } else { | ||
| return checkOperatorStatus(checkTimeout) | ||
| } | ||
| }, | ||
| } | ||
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| func checkOperatorStatus(checkTimeout int32) error { | ||
| var err error | ||
| status := cliapi.OperatorStatus{} | ||
| var response *http.Response | ||
| var url string | ||
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| getOperatorStatus := func() error { | ||
| if namespace := os.Getenv("POD_NAMESPACE"); namespace == "" { | ||
| return errors.New("error in getting trident operator pod") | ||
| } else { | ||
| url = "http://" + operatorService + "." + namespace + "." + "svc.cluster.local" + ":" + operatorServicePort + operatorServicePath | ||
| } | ||
| request, err := http.NewRequest("GET", url, nil) | ||
| request.Header.Set("Content-Type", "application/json") | ||
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| client := &http.Client{Timeout: RequestTimeout} | ||
| if response, err = client.Do(request); err != nil { | ||
| return err | ||
| } | ||
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| defer response.Body.Close() | ||
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| err = json.NewDecoder(response.Body).Decode(&status) | ||
| if status.Status != string(cliapi.OperatorPhaseDone) { | ||
| return errors.New("operator pod status is not set to done") | ||
| } | ||
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| return nil | ||
| } | ||
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| checkOperatorNotify := func(err error, duration time.Duration) {} | ||
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| checkOperatorBackoff := backoff.NewExponentialBackOff() | ||
| checkOperatorBackoff.MaxInterval = backoffMaxInterval | ||
| checkOperatorBackoff.MaxElapsedTime = time.Duration(checkTimeout) * time.Second | ||
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| if err = backoff.RetryNotify(getOperatorStatus, checkOperatorBackoff, checkOperatorNotify); err != nil { | ||
| if status.Status != "" { | ||
| writeStatus(status) | ||
| } | ||
| return err | ||
| } | ||
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| writeStatus(status) | ||
| return nil | ||
| } | ||
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| func writeStatus(status cliapi.OperatorStatus) { | ||
| switch OutputFormat { | ||
| case FormatJSON: | ||
| WriteJSON(status) | ||
| case FormatYAML: | ||
| WriteYAML(status) | ||
| case FormatWide: | ||
| writeStatusTableWide(status) | ||
| default: | ||
| writeStatusTable(status) | ||
| } | ||
| } | ||
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| func writeStatusTable(status cliapi.OperatorStatus) { | ||
| table := tablewriter.NewWriter(os.Stdout) | ||
| table.SetHeader([]string{"Name", "Type", "Status"}) | ||
| if status.ErrorMessage != "" { | ||
| table.SetFooter([]string{"Overall Status", status.Status, status.ErrorMessage}) | ||
| } else { | ||
| table.SetFooter([]string{"Overall Status", status.Status, ""}) | ||
| } | ||
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| for torcName, torcStatus := range status.TorcStatus { | ||
| table.Append([]string{torcName, "TridentOrchestratorCR", torcStatus.Status}) | ||
| } | ||
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| for tconfName, tconfStatus := range status.TconfStatus { | ||
| table.Append([]string{tconfName, "TridentConfiguratorCR", tconfStatus.Status}) | ||
| } | ||
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| table.Render() | ||
| } | ||
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| func writeStatusTableWide(status cliapi.OperatorStatus) { | ||
| table := tablewriter.NewWriter(os.Stdout) | ||
| table.SetHeader([]string{"Name", "Type", "Status", "Message"}) | ||
| if status.ErrorMessage != "" { | ||
| table.SetFooter([]string{"Overall Status", status.Status, status.ErrorMessage, ""}) | ||
| } else { | ||
| table.SetFooter([]string{"Overall Status", status.Status, "", ""}) | ||
| } | ||
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| for torcName, torcStatus := range status.TorcStatus { | ||
| table.Append([]string{torcName, "TridentOrchestratorCR", torcStatus.Status, torcStatus.Message}) | ||
| } | ||
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| for tconfName, tconfStatus := range status.TconfStatus { | ||
| table.Append([]string{tconfName, "TridentConfiguratorCR", tconfStatus.Status, tconfStatus.Message}) | ||
| } | ||
|
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| table.Render() | ||
| } |
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