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moby--moby/integration-cli/daemon_unix.go
Brian Goff 20f99a8634 TestDaemonDiscoveryBackendConfigReload behavior
`TestDaemonDiscoveryBackendConfigReload` was doing some wierd things
with files, creating a file (directly in `./integration-cli`), removing
it, then creating a new file.
This is just weird, so fixed it to use a single file, file will go into
a temp dir so it doesn't pollute integration-cli.

It was also blindly sending a SIGHUP to the daemon process then sleeping
for 3 seconds.  This is racey, and slow.
Change this to look for the daemon-reload event in the event stream.
Reload logic is moved to a separate function and blocks (w/ a timeout)
waiting for the reload event to fire.

Runtime of the test is now ~0.5s on my machine, where as it was a
minimum of 3s due to the `time.Sleep` before.

Signed-off-by: Brian Goff <cpuguy83@gmail.com>
2016-08-26 11:02:04 -04:00

13 lines
209 B
Go

// +build !windows
package main
import "syscall"
func signalDaemonDump(pid int) {
syscall.Kill(pid, syscall.SIGQUIT)
}
func signalDaemonReload(pid int) error {
return syscall.Kill(pid, syscall.SIGHUP)
}