70 lines
1.5 KiB
Go
70 lines
1.5 KiB
Go
package internal
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import (
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"context"
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"log"
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"math"
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"time"
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"exporter/config"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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"go.uber.org/zap"
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)
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var dbChannelID int64
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func ChannelExportCmd() *cobra.Command {
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cmd := &cobra.Command{
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Use: "export",
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Aliases: []string{"e"},
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Short: "export channels",
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PreRunE: func(cmd *cobra.Command, args []string) error {
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log.Println("init client")
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defer log.Println("init client done")
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return InitClient(config.C)
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},
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RunE: wrapE(channelExportCmd),
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}
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cmd.Flags().Int64Var(&dbChannelID, "channel", 0, "channel id")
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return cmd
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}
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func channelExportCmd(ctx context.Context) error {
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if dbChannelID == 0 {
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return errors.New("db channel id required")
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}
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channel, err := client.ChannelInfoByID(ctx, channelID)
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if err != nil {
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return err
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}
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if channel.GetID() == 0 {
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return errors.New("channel not found")
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}
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cfg := NewDBChannel(channel.GetID(), channel.Username, channel.Title)
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if err := cfg.GetOrCreate(ctx); err != nil {
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return err
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}
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var continueRetryTimes int
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for {
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if err := client.Channel(ctx, channel, cfg, false); err != nil {
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logger.Error("failed to export channel", zap.Error(err), zap.Int64("uuid", channel.GetID()))
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continueRetryTimes++
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sleepSeconds := math.Pow(2, float64(continueRetryTimes))
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if sleepSeconds > 128 {
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return err
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}
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logger.Info("retry after", zap.Int("seconds", int(sleepSeconds)))
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time.Sleep(time.Second * time.Duration(sleepSeconds))
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}
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}
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}
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