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reset_offset.go
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reset_offset.go
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package resetoffset
import (
"context"
"errors"
"github.com/redhat-developer/app-services-cli/pkg/icon"
"net/http"
"github.com/AlecAivazis/survey/v2"
"github.com/redhat-developer/app-services-cli/internal/config"
"github.com/redhat-developer/app-services-cli/pkg/cmd/factory"
"github.com/redhat-developer/app-services-cli/pkg/cmd/flag"
"github.com/redhat-developer/app-services-cli/pkg/cmdutil"
flagutil "github.com/redhat-developer/app-services-cli/pkg/cmdutil/flags"
"github.com/redhat-developer/app-services-cli/pkg/connection"
"github.com/redhat-developer/app-services-cli/pkg/dump"
"github.com/redhat-developer/app-services-cli/pkg/iostreams"
"github.com/redhat-developer/app-services-cli/pkg/kafka/consumergroup"
"github.com/redhat-developer/app-services-cli/pkg/localize"
"github.com/redhat-developer/app-services-cli/pkg/logging"
kafkainstanceclient "github.com/redhat-developer/app-services-sdk-go/kafkainstance/apiv1internal/client"
"github.com/spf13/cobra"
)
type options struct {
kafkaID string
id string
skipConfirm bool
value string
offset string
topic string
partitions []int32
output string
IO *iostreams.IOStreams
Config config.IConfig
Connection factory.ConnectionFunc
Logger logging.Logger
localizer localize.Localizer
Context context.Context
}
type updatedConsumerRow struct {
Topic string `json:"groupId,omitempty" header:"Topic"`
Partition int32 `json:"active_members,omitempty" header:"Partition"`
Offset int32 `json:"lag,omitempty" header:"Offset"`
}
var validator consumergroup.Validator
// NewResetOffsetConsumerGroupCommand gets a new command for resetting offset for a consumer group.
func NewResetOffsetConsumerGroupCommand(f *factory.Factory) *cobra.Command {
opts := &options{
Connection: f.Connection,
Config: f.Config,
IO: f.IOStreams,
Logger: f.Logger,
localizer: f.Localizer,
Context: f.Context,
}
cmd := &cobra.Command{
Use: "reset-offset",
Short: opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.cmd.shortDescription"),
Long: opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.cmd.longDescription"),
Example: opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.cmd.example"),
Args: cobra.NoArgs,
RunE: func(cmd *cobra.Command, args []string) (err error) {
if opts.output != "" && !flagutil.IsValidInput(opts.output, flagutil.ValidOutputFormats...) {
return flag.InvalidValueError("output", opts.output, flagutil.ValidOutputFormats...)
}
validator = consumergroup.Validator{
Localizer: opts.localizer,
}
if opts.offset != "" {
if err = validator.ValidateOffset(opts.offset); err != nil {
return err
}
}
if opts.value == "" && (opts.offset == consumergroup.OffsetAbsolute || opts.offset == consumergroup.OffsetTimestamp) {
return errors.New(opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.error.valueRequired", localize.NewEntry("Offset", opts.offset)))
}
if opts.kafkaID != "" {
return runCmd(opts)
}
cfg, err := opts.Config.Load()
if err != nil {
return err
}
if !cfg.HasKafka() {
return errors.New(opts.localizer.MustLocalize("kafka.consumerGroup.common.error.noKafkaSelected"))
}
opts.kafkaID = cfg.Services.Kafka.ClusterID
return runCmd(opts)
},
}
cmd.Flags().BoolVarP(&opts.skipConfirm, "yes", "y", false, opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.flag.yes"))
cmd.Flags().StringVar(&opts.id, "id", "", opts.localizer.MustLocalize("kafka.consumerGroup.common.flag.id.description", localize.NewEntry("Action", "reset-offset")))
cmd.Flags().StringVar(&opts.value, "value", "", opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.flag.value"))
cmd.Flags().StringVar(&opts.offset, "offset", "", opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.flag.offset"))
cmd.Flags().StringVar(&opts.topic, "topic", "", opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.flag.topic"))
cmd.Flags().Int32SliceVar(&opts.partitions, "partitions", []int32{}, opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.flag.partitions"))
cmd.Flags().StringVarP(&opts.output, "output", "o", "", opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.flag.output"))
_ = cmd.MarkFlagRequired("id")
_ = cmd.MarkFlagRequired("offset")
_ = cmd.MarkFlagRequired("topic")
// flag based completions for ID
_ = cmd.RegisterFlagCompletionFunc("id", func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
return cmdutil.FilterValidConsumerGroupIDs(f, toComplete)
})
// flag based completions for topic
_ = cmd.RegisterFlagCompletionFunc("topic", func(cmd *cobra.Command, _ []string, toComplete string) ([]string, cobra.ShellCompDirective) {
return cmdutil.FilterValidTopicNameArgs(f, toComplete)
})
flagutil.EnableOutputFlagCompletion(cmd)
flagutil.EnableStaticFlagCompletion(cmd, "offset", consumergroup.ValidOffsets)
return cmd
}
// nolint:funlen
func runCmd(opts *options) error {
conn, err := opts.Connection(connection.DefaultConfigRequireMasAuth)
if err != nil {
return err
}
api, kafkaInstance, err := conn.API().KafkaAdmin(opts.kafkaID)
if err != nil {
return err
}
offsetResetParams := kafkainstanceclient.ConsumerGroupResetOffsetParameters{
Offset: opts.offset,
}
if opts.value != "" {
offsetResetParams.Value = &opts.value
}
if opts.offset == consumergroup.OffsetAbsolute || opts.offset == consumergroup.OffsetTimestamp {
if err = validator.ValidateOffsetValue(opts.offset, opts.value); err != nil {
return err
}
}
if opts.id != "" {
_, httpRes, newErr := api.GroupsApi.GetConsumerGroupById(opts.Context, opts.id).Execute()
if httpRes != nil {
defer httpRes.Body.Close()
}
if newErr != nil {
cgIDPair := localize.NewEntry("ID", opts.id)
kafkaNameTmplPair := localize.NewEntry("InstanceName", kafkaInstance.GetName())
if httpRes == nil {
return newErr
}
if httpRes.StatusCode == http.StatusNotFound {
return errors.New(opts.localizer.MustLocalize("kafka.consumerGroup.common.error.notFoundError", cgIDPair, kafkaNameTmplPair))
}
return newErr
}
}
if opts.topic != "" {
_, httpRes, newErr := api.TopicsApi.GetTopic(opts.Context, opts.topic).Execute()
if httpRes != nil {
defer httpRes.Body.Close()
}
if newErr != nil {
if httpRes == nil {
return newErr
}
topicNameTmplPair := localize.NewEntry("TopicName", opts.topic)
kafkaNameTmplPair := localize.NewEntry("InstanceName", kafkaInstance.GetName())
if httpRes.StatusCode == http.StatusNotFound {
return errors.New(opts.localizer.MustLocalize("kafka.topic.common.error.notFoundError", topicNameTmplPair, kafkaNameTmplPair))
}
return newErr
}
topicToReset := kafkainstanceclient.TopicsToResetOffset{
Topic: opts.topic,
}
if len(opts.partitions) != 0 {
topicToReset.Partitions = &opts.partitions
}
topicsToResetArr := []kafkainstanceclient.TopicsToResetOffset{topicToReset}
offsetResetParams.Topics = &topicsToResetArr
}
a := api.GroupsApi.ResetConsumerGroupOffset(opts.Context, opts.id).ConsumerGroupResetOffsetParameters(offsetResetParams)
if !opts.skipConfirm {
var confirmReset bool
opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.input.confirmReset.message", localize.NewEntry("ID", opts.id))
promptConfirmReset := &survey.Confirm{
Message: opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.input.confirmReset.message", localize.NewEntry("ID", opts.id)),
}
if err = survey.AskOne(promptConfirmReset, &confirmReset); err != nil {
return err
}
if !confirmReset {
opts.Logger.Debug(opts.localizer.MustLocalize("kafka.consumerGroup.resetOffset.log.debug.cancelledReset"))
return nil
}
}
updatedConsumers, httpRes, err := a.Execute()
if httpRes != nil {
defer httpRes.Body.Close()
}
if err != nil {
if httpRes == nil {
return err
}
operationTmplPair := localize.NewEntry("Operation", "reset offset")
switch httpRes.StatusCode {
case http.StatusUnauthorized:
return errors.New(opts.localizer.MustLocalize("kafka.consumerGroup.common.error.unauthorized", operationTmplPair))
case http.StatusForbidden:
return errors.New(opts.localizer.MustLocalize("kafka.consumerGroup.common.error.forbidden", operationTmplPair))
case http.StatusInternalServerError:
return errors.New(opts.localizer.MustLocalize("kafka.consumerGroup.common.error.internalServerError"))
case http.StatusServiceUnavailable:
return errors.New(opts.localizer.MustLocalize("kafka.consumerGroup.common.error.unableToConnectToKafka", localize.NewEntry("Name", kafkaInstance.GetName())))
default:
return err
}
}
defer httpRes.Body.Close()
opts.Logger.Info(icon.SuccessPrefix(), opts.localizer.MustLocalize(
"kafka.consumerGroup.resetOffset.log.info.successful",
localize.NewEntry("ConsumerGroupID", opts.id),
localize.NewEntry("InstanceName", kafkaInstance.GetName())),
)
switch opts.output {
case "":
opts.Logger.Info("")
consumers := updatedConsumers.GetItems()
rows := mapResetOffsetResultToTableFormat(consumers)
dump.Table(opts.IO.Out, rows)
default:
dump.PrintDataInFormat(opts.output, updatedConsumers, opts.IO.Out)
}
return nil
}
func mapResetOffsetResultToTableFormat(consumers []kafkainstanceclient.ConsumerGroupResetOffsetResultItem) []updatedConsumerRow {
rows := make([]updatedConsumerRow, len(consumers))
for i, t := range consumers {
row := updatedConsumerRow{
Topic: t.GetTopic(),
Partition: t.GetPartition(),
Offset: t.GetOffset(),
}
rows[i] = row
}
return rows
}