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handle command interrupt #455

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handle command interrupt #455

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nabuskey
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This PR makes idpbuilder handle interrupts correctly. Currently, idpbuilder doesn't handle signals well. For example, if you send ctrl+c while it's executing, it prints out a message saying Finished Creating IDP Successfully!. With this PR, it correctly says that the command execution was interrupted. It still prints command usages at the end but we can address that in another PR.

err = <-managerExit
close(managerExit)
return err
interrupted := make(chan os.Signal, 1)
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Is there a way we could move this "out" since its really a global cancellation, not simply cancelling this subroutine. I'm used to this getting set up along with other intialization, usually in the main() method. We should be able to cancel a context there which cascades down in to cancelling this context.

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Ah good idea. Will move it up.

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@greghaynes done.

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Should we also add SIGINT to tell to the program to print interrupt and then exit ?

See: https://gobyexample.com/signals

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Should we also add SIGINT to tell to the program to print interrupt and then exit ?

See: https://gobyexample.com/signals

My understanding is os.Interrupt is essentially SIGINT because that's one of the few signals guaranteed to be available on all systems. So we should be good here.

Signed-off-by: Manabu McCloskey <[email protected]>
Signed-off-by: Manabu McCloskey <[email protected]>
Signed-off-by: Manabu McCloskey <[email protected]>
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3 participants