func killPID(pid int) {
process, err := os.FindProcess(pid)
if err != nil {
return
}
process.Signal(syscall.SIGKILL)
process.Release()
Eventually(func() bool {
return utils.IsPIDRunning(pid)
}, COMMAND_TIMEOUT, time.Millisecond*250).Should(BeFalse())
}
})
AfterEach(func() {
Expect(os.Remove(configFile.Name())).NotTo(HaveOccurred())
})
testStoppingConsulProcess := func(pid int) {
stop := exec.Command(pathToConfab,
"stop",
"--config-file", configFile.Name(),
)
Eventually(stop.Run, COMMAND_TIMEOUT, COMMAND_TIMEOUT).Should(Succeed())
Eventually(func() bool {
return utils.IsPIDRunning(pid)
}, COMMAND_TIMEOUT, time.Millisecond*250).Should(BeFalse())
Expect(fakeAgentOutputFromFile(consulConfigDir, "fake-output.json")).To(Equal(FakeAgentOutputData{
PID: pid,
Args: []string{
"agent",
fmt.Sprintf("-config-dir=%s", consulConfigDir),
"-recursor=8.8.8.8",
"-recursor=10.0.2.3",
},
LeaveCallCount: 1,
}))
serviceConfig, err := ioutil.ReadFile(filepath.Join(consulConfigDir, "service-cloud_controller.json"))
Expect(err).NotTo(HaveOccurred())
})
DescribeTable("when the pidfile exists",
func(pid string, isRunning bool) {
err := ioutil.WriteFile(pidFile.Name(), []byte(pid), os.ModePerm)
Expect(err).NotTo(HaveOccurred())
processIsRunning := utils.IsRunningProcess(pidFile.Name())
Expect(processIsRunning).To(Equal(isRunning))
},
Entry("returns false if the process is not running", "-1", false),
Entry("returns true if the process is running", strconv.Itoa(os.Getpid()), true),
Entry("returns false if the pidfile contains garbage", "something-bad", false),
)
It("returns false if the pidfile does not exist", func() {
processIsRunning := utils.IsRunningProcess("/nonexistent/pidfile")
Expect(processIsRunning).To(BeFalse())
})
})
DescribeTable("IsPIDRunning",
func(pid int, expected bool) {
isRunning := utils.IsPIDRunning(pid)
Expect(isRunning).To(Equal(expected))
},
Entry("returns true when the process is running", os.Getpid(), true),
Entry("returns false when the process is not running", -1, false),
)
})