examples/panic: Make an example to show off aforementioned feature
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35
examples/panic/main.go
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35
examples/panic/main.go
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// Example panic demonstrates how the environment can restart actors if they
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// fail.
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package main
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import "log"
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import "time"
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import "errors"
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import "context"
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import "math/rand"
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import "git.tebibyte.media/sashakoshka/camfish"
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func main() {
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camfish.Run("panic",
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"Example panic demonstrates how the environment can restart " +
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"actors if they fail",
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new(actor))
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}
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// actor is an incorrectly implemented actor that panics and errs randomly.
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type actor struct { }
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var _ camfish.Runnable = new(actor)
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func (this *actor) Type() string { return "panic" }
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func (this *actor) Run(ctx context.Context) error {
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log.Println("(i) [panic] panicking in 10 seconds")
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select {
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case <- ctx.Done(): return ctx.Err()
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case <- time.After(time.Second * 10):
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if rand.Int() % 2 == 0 {
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panic("this is a panic")
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} else {
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return errors.New("this is an error")
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}
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}
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}
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