Provide a simple way to debug an integration test

vendor/github.com/mitchellh/go-ps/process.go

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+// ps provides an API for finding and listing processes in a platform-agnostic
+// way.
+//
+// NOTE: If you're reading these docs online via GoDocs or some other system,
+// you might only see the Unix docs. This project makes heavy use of
+// platform-specific implementations. We recommend reading the source if you
+// are interested.
+package ps
+
+// Process is the generic interface that is implemented on every platform
+// and provides common operations for processes.
+type Process interface {
+	// Pid is the process ID for this process.
+	Pid() int
+
+	// PPid is the parent process ID for this process.
+	PPid() int
+
+	// Executable name running this process. This is not a path to the
+	// executable.
+	Executable() string
+}
+
+// Processes returns all processes.
+//
+// This of course will be a point-in-time snapshot of when this method was
+// called. Some operating systems don't provide snapshot capability of the
+// process table, in which case the process table returned might contain
+// ephemeral entities that happened to be running when this was called.
+func Processes() ([]Process, error) {
+	return processes()
+}
+
+// FindProcess looks up a single process by pid.
+//
+// Process will be nil and error will be nil if a matching process is
+// not found.
+func FindProcess(pid int) (Process, error) {
+	return findProcess(pid)
+}