54 lines
1.5 KiB
Go
54 lines
1.5 KiB
Go
// Package changenotify tests rclone's changenotify support
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package changenotify
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import (
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"context"
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"errors"
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"time"
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"github.com/rclone/rclone/cmd"
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"github.com/rclone/rclone/cmd/test"
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"github.com/rclone/rclone/fs"
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"github.com/rclone/rclone/fs/config/flags"
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"github.com/spf13/cobra"
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)
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var (
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pollInterval = 10 * time.Second
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)
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func init() {
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test.Command.AddCommand(commandDefinition)
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cmdFlags := commandDefinition.Flags()
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flags.DurationVarP(cmdFlags, &pollInterval, "poll-interval", "", pollInterval, "Time to wait between polling for changes")
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}
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var commandDefinition = &cobra.Command{
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Use: "changenotify remote:",
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Short: `Log any change notify requests for the remote passed in.`,
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RunE: func(command *cobra.Command, args []string) error {
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cmd.CheckArgs(1, 1, command, args)
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f := cmd.NewFsSrc(args)
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ctx := context.Background()
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// Start polling function
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features := f.Features()
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if do := features.ChangeNotify; do != nil {
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pollChan := make(chan time.Duration)
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do(ctx, changeNotify, pollChan)
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pollChan <- pollInterval
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fs.Logf(nil, "Waiting for changes, polling every %v", pollInterval)
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} else {
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return errors.New("poll-interval is not supported by this remote")
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}
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select {}
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},
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}
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// changeNotify invalidates the directory cache for the relativePath
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// passed in.
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//
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// if entryType is a directory it invalidates the parent of the directory too.
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func changeNotify(relativePath string, entryType fs.EntryType) {
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fs.Logf(nil, "%q: %v", relativePath, entryType)
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}
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