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moby--moby/integration-cli/daemon_windows.go
Brian Goff 82dd2c3159 Make test suites dump daemon stack on test timeout
Use `OnTimeout` callback on test timeouts to trigger a stack dump for
running daemons. This will help analyze stuck tests.

Signed-off-by: Brian Goff <cpuguy83@gmail.com>
2016-08-10 10:26:30 -04:00

42 lines
997 B
Go

package main
import (
"strconv"
"syscall"
"unsafe"
)
func openEvent(desiredAccess uint32, inheritHandle bool, name string, proc *syscall.LazyProc) (handle syscall.Handle, err error) {
namep, _ := syscall.UTF16PtrFromString(name)
var _p2 uint32
if inheritHandle {
_p2 = 1
}
r0, _, e1 := proc.Call(uintptr(desiredAccess), uintptr(_p2), uintptr(unsafe.Pointer(namep)))
handle = syscall.Handle(r0)
if handle == syscall.InvalidHandle {
err = e1
}
return
}
func pulseEvent(handle syscall.Handle, proc *syscall.LazyProc) (err error) {
r0, _, _ := proc.Call(uintptr(handle))
if r0 != 0 {
err = syscall.Errno(r0)
}
return
}
func signalDaemonDump(pid int) {
modkernel32 := syscall.NewLazyDLL("kernel32.dll")
procOpenEvent := modkernel32.NewProc("OpenEventW")
procPulseEvent := modkernel32.NewProc("PulseEvent")
ev := "Global\\docker-daemon-" + strconv.Itoa(pid)
h2, _ := openEvent(0x0002, false, ev, procOpenEvent)
if h2 == 0 {
return
}
pulseEvent(h2, procPulseEvent)
}