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https://github.com/rclone/rclone.git
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11da2a6c9b
The purpose of this is to make it easier to maintain and eventually to allow the rclone backends to be re-used in other projects without having to use the rclone configuration system. The new code layout is documented in CONTRIBUTING.
37 lines
794 B
Go
37 lines
794 B
Go
// Accounting and limiting reader
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// Unix specific functions.
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// +build darwin dragonfly freebsd linux netbsd openbsd solaris
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package accounting
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import (
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"os"
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"os/signal"
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"syscall"
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"github.com/ncw/rclone/fs"
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)
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// startSignalHandler() sets a signal handler to catch SIGUSR2 and toggle throttling.
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func startSignalHandler() {
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signals := make(chan os.Signal, 1)
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signal.Notify(signals, syscall.SIGUSR2)
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go func() {
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// This runs forever, but blocks until the signal is received.
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for {
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<-signals
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tokenBucketMu.Lock()
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bwLimitToggledOff = !bwLimitToggledOff
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tokenBucket, prevTokenBucket = prevTokenBucket, tokenBucket
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s := "disabled"
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if tokenBucket != nil {
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s = "enabled"
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}
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tokenBucketMu.Unlock()
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fs.Logf(nil, "Bandwidth limit %s by user", s)
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}
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}()
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}
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