mirror of
https://github.com/datarhei/core.git
synced 2025-09-27 04:16:25 +08:00
799 lines
16 KiB
Go
799 lines
16 KiB
Go
package process
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import (
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"bufio"
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"bytes"
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"fmt"
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"sync"
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"testing"
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"time"
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"github.com/datarhei/core/v16/internal/testhelper"
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"github.com/datarhei/core/v16/math/rand"
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"github.com/datarhei/core/v16/resources"
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"github.com/datarhei/core/v16/resources/psutil"
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"github.com/stretchr/testify/require"
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)
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func newResources() resources.Resources {
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util, _ := psutil.New("", nil)
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res, _ := resources.New(resources.Config{
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PSUtil: util,
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})
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return res
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}
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func TestProcess(t *testing.T) {
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p, _ := New(Config{
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Binary: "sleep",
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Args: []string{
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"10",
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},
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Reconnect: false,
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StaleTimeout: 0,
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Resources: newResources(),
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})
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require.Equal(t, "finished", p.Status().State)
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p.Start()
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require.Eventually(t, func() bool {
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return p.Status().State == "running"
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}, 10*time.Second, 500*time.Millisecond)
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require.Equal(t, "running", p.Status().State)
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time.Sleep(2 * time.Second)
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p.Stop(false)
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require.Eventually(t, func() bool {
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return p.Status().State == "killed"
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}, 10*time.Second, 500*time.Millisecond)
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require.Equal(t, "killed", p.Status().State)
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}
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func TestReconnectProcess(t *testing.T) {
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wg := sync.WaitGroup{}
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wg.Add(1)
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p, _ := New(Config{
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Binary: "sleep",
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Args: []string{
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"2",
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},
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Reconnect: true,
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ReconnectDelay: 3 * time.Second,
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StaleTimeout: 0,
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OnExit: func(string) {
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wg.Done()
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},
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Resources: newResources(),
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})
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p.Start()
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require.Eventually(t, func() bool {
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return p.Status().State == "running"
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}, 10*time.Second, 500*time.Millisecond)
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require.Eventually(t, func() bool {
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return p.Status().State == "finished"
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}, 10*time.Second, 500*time.Millisecond)
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wg.Wait()
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require.Greater(t, p.Status().Reconnect, time.Duration(0))
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wg.Add(1)
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p.Start()
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require.Eventually(t, func() bool {
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return p.Status().State == "running"
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}, 10*time.Second, 500*time.Millisecond)
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require.Eventually(t, func() bool {
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return p.Status().State == "finished"
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}, 10*time.Second, 500*time.Millisecond)
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wg.Wait()
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require.Greater(t, p.Status().Reconnect, time.Duration(0))
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p.Stop(false)
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require.Equal(t, "finished", p.Status().State)
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}
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func TestStaleProcess(t *testing.T) {
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p, _ := New(Config{
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Binary: "sleep",
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Args: []string{
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"10",
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},
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Reconnect: false,
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StaleTimeout: 2 * time.Second,
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Resources: newResources(),
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})
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p.Start()
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require.Eventually(t, func() bool {
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return p.Status().State == "killed"
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}, 10*time.Second, 500*time.Millisecond)
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p.Stop(false)
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require.Equal(t, "killed", p.Status().State)
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}
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func TestStaleReconnectProcess(t *testing.T) {
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p, _ := New(Config{
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Binary: "sleep",
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Args: []string{
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"10",
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},
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Reconnect: true,
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ReconnectDelay: 2 * time.Second,
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StaleTimeout: 3 * time.Second,
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Resources: newResources(),
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})
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p.Start()
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require.Eventually(t, func() bool {
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return p.Status().State == "killed"
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}, 10*time.Second, 500*time.Millisecond)
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require.Eventually(t, func() bool {
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return p.Status().State == "running"
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}, 10*time.Second, 500*time.Millisecond)
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require.Eventually(t, func() bool {
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return p.Status().State == "killed"
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}, 10*time.Second, 500*time.Millisecond)
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p.Stop(false)
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require.Equal(t, "killed", p.Status().State)
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}
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func TestNonExistingProcess(t *testing.T) {
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p, _ := New(Config{
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Binary: "sloop",
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Args: []string{
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"10",
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},
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Reconnect: false,
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ReconnectDelay: 5 * time.Second,
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StaleTimeout: 0,
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Resources: newResources(),
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})
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p.Start()
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require.Eventually(t, func() bool {
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return p.Status().State == "failed"
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}, 10*time.Second, 500*time.Millisecond)
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require.Negative(t, p.Status().Reconnect)
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p.Stop(false)
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require.Equal(t, "failed", p.Status().State)
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}
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func TestNonExistingReconnectProcess(t *testing.T) {
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p, _ := New(Config{
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Binary: "sloop",
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Args: []string{
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"10",
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},
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Reconnect: true,
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ReconnectDelay: 2 * time.Second,
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StaleTimeout: 0,
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Resources: newResources(),
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})
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p.Start()
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require.Eventually(t, func() bool {
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return p.Status().State == "failed"
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}, 10*time.Second, 500*time.Millisecond)
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require.Greater(t, p.Status().Reconnect, time.Duration(0))
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p.Stop(false)
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require.Equal(t, "failed", p.Status().State)
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}
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func TestProcessFailed(t *testing.T) {
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p, _ := New(Config{
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Binary: "sleep",
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Args: []string{
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"hello",
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},
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Reconnect: false,
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StaleTimeout: 0,
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Resources: newResources(),
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})
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p.Start()
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require.Eventually(t, func() bool {
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return p.Status().State == "failed"
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}, 10*time.Second, 500*time.Millisecond)
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p.Stop(false)
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require.Equal(t, "failed", p.Status().State)
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}
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func TestFFmpegWaitStop(t *testing.T) {
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binary, err := testhelper.BuildBinary("sigintwait")
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require.NoError(t, err, "Failed to build helper program")
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p, _ := New(Config{
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Binary: binary,
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Args: []string{},
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Reconnect: false,
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StaleTimeout: 0,
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OnExit: func(state string) {
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time.Sleep(3 * time.Second)
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},
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Resources: newResources(),
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})
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err = p.Start()
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require.NoError(t, err)
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require.Eventually(t, func() bool {
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return p.Status().State == "running"
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}, 10*time.Second, 500*time.Millisecond)
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start := time.Now()
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err = p.Stop(true)
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require.NoError(t, err)
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require.Greater(t, time.Since(start), 2*time.Second)
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require.Equal(t, "finished", p.Status().State)
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}
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func TestFFmpegKill(t *testing.T) {
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binary, err := testhelper.BuildBinary("sigint")
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require.NoError(t, err, "Failed to build helper program")
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p, _ := New(Config{
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Binary: binary,
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Args: []string{},
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Reconnect: false,
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StaleTimeout: 0,
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Resources: newResources(),
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})
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err = p.Start()
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require.NoError(t, err)
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require.Eventually(t, func() bool {
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return p.Status().State == "running"
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}, 10*time.Second, 500*time.Millisecond)
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p.Stop(false)
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require.Eventually(t, func() bool {
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return p.Status().State == "finished"
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}, 10*time.Second, 500*time.Millisecond)
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}
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func TestProcessForceKill(t *testing.T) {
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binary, err := testhelper.BuildBinary("ignoresigint")
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require.NoError(t, err, "Failed to build helper program")
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p, _ := New(Config{
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Binary: binary,
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Args: []string{},
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Reconnect: false,
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StaleTimeout: 0,
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Resources: newResources(),
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})
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err = p.Start()
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require.NoError(t, err)
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require.Eventually(t, func() bool {
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return p.Status().State == "running"
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}, 10*time.Second, 500*time.Millisecond)
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start := time.Now()
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p.Stop(false)
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require.Eventually(t, func() bool {
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return p.Status().State == "finishing"
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}, 10*time.Second, 500*time.Millisecond)
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require.Eventually(t, func() bool {
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return p.Status().State == "killed"
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}, 10*time.Second, 500*time.Millisecond)
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require.Greater(t, time.Since(start), 5*time.Second)
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}
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func TestProcessDuration(t *testing.T) {
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binary, err := testhelper.BuildBinary("sigint")
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require.NoError(t, err, "Failed to build helper program")
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p, err := New(Config{
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Binary: binary,
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Args: []string{},
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Timeout: 3 * time.Second,
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Resources: newResources(),
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})
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require.NoError(t, err)
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status := p.Status()
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require.Equal(t, "stop", status.Order)
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require.Equal(t, "finished", status.State)
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start := time.Now()
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err = p.Start()
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require.NoError(t, err)
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require.Eventually(t, func() bool {
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return p.Status().State == "running"
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}, 10*time.Second, 500*time.Millisecond)
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status = p.Status()
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require.Equal(t, "start", status.Order)
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require.Eventually(t, func() bool {
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return p.Status().State == "finished"
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}, 10*time.Second, 500*time.Millisecond)
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require.InEpsilon(t, float64(3), time.Since(start).Seconds(), 1)
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status = p.Status()
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require.Equal(t, "start", status.Order)
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require.Equal(t, "finished", status.State)
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px := p.(*process)
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px.stopTimerLock.Lock()
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stopTimer := px.stopTimer
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px.stopTimerLock.Unlock()
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require.Nil(t, stopTimer)
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}
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func TestProcessSchedulePointInTime(t *testing.T) {
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now := time.Now()
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s, err := NewScheduler(now.Add(5 * time.Second).Format(time.RFC3339))
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require.NoError(t, err)
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p, _ := New(Config{
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Binary: "sleep",
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Args: []string{
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"5",
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},
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Reconnect: false,
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Scheduler: s,
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Resources: newResources(),
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})
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status := p.Status()
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require.Equal(t, "stop", status.Order)
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require.Equal(t, "finished", status.State)
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err = p.Start()
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require.NoError(t, err)
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status = p.Status()
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require.Equal(t, "start", status.Order)
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require.Equal(t, "finished", status.State)
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require.Positive(t, status.Reconnect)
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require.Eventually(t, func() bool {
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return p.Status().State == "running"
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}, 10*time.Second, 500*time.Millisecond)
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require.InEpsilon(t, time.Since(now).Seconds(), 5, 1)
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require.Eventually(t, func() bool {
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return p.Status().State == "finished"
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}, 10*time.Second, 500*time.Millisecond)
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status = p.Status()
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require.Equal(t, "finished", status.State)
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require.Negative(t, status.Reconnect)
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}
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func TestProcessSchedulePointInTimeGone(t *testing.T) {
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now := time.Now()
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s, err := NewScheduler(now.Add(-5 * time.Second).Format(time.RFC3339))
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require.NoError(t, err)
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p, _ := New(Config{
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Binary: "sleep",
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Args: []string{
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"5",
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},
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Reconnect: false,
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Scheduler: s,
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Resources: newResources(),
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})
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status := p.Status()
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require.Equal(t, "stop", status.Order)
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require.Equal(t, "finished", status.State)
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err = p.Start()
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require.Error(t, err)
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status = p.Status()
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require.Equal(t, "start", status.Order)
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require.Equal(t, "finished", status.State)
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}
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func TestProcessScheduleCron(t *testing.T) {
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s, err := NewScheduler("* * * * *")
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require.NoError(t, err)
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p, _ := New(Config{
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Binary: "sleep",
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Args: []string{
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"5",
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},
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Reconnect: false,
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Scheduler: s,
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Resources: newResources(),
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})
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status := p.Status()
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require.Equal(t, "stop", status.Order)
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require.Equal(t, "finished", status.State)
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err = p.Start()
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require.NoError(t, err)
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status = p.Status()
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require.Positive(t, status.Reconnect)
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require.Eventually(t, func() bool {
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return p.Status().State == "running"
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}, 60*time.Second, 500*time.Millisecond)
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require.Eventually(t, func() bool {
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return p.Status().State == "finished"
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}, 10*time.Second, 500*time.Millisecond)
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status = p.Status()
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require.Equal(t, "finished", status.State)
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require.Positive(t, status.Reconnect)
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}
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func TestProcessDelayNoScheduler(t *testing.T) {
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p, _ := New(Config{
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Binary: "sleep",
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Reconnect: false,
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ReconnectDelay: 5 * time.Second,
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Resources: newResources(),
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})
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px := p.(*process)
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// negative delay for finished process
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d := px.delay(stateFinished)
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require.Less(t, d, time.Duration(0))
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// negative delay for failed process
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d = px.delay(stateFailed)
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require.Less(t, d, time.Duration(0))
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p, _ = New(Config{
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Binary: "sleep",
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Reconnect: true,
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ReconnectDelay: 5 * time.Second,
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Resources: newResources(),
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})
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px = p.(*process)
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// positive delay for finished process
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d = px.delay(stateFinished)
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require.Greater(t, d, time.Duration(0))
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// positive delay for failed process
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d = px.delay(stateFailed)
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require.Greater(t, d, time.Duration(0))
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}
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|
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func TestProcessDelaySchedulerNoReconnect(t *testing.T) {
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now := time.Now()
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s, err := NewScheduler(now.Add(5 * time.Second).Format(time.RFC3339))
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require.NoError(t, err)
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p, _ := New(Config{
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Binary: "sleep",
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Reconnect: false,
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ReconnectDelay: 1 * time.Second,
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Scheduler: s,
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Resources: newResources(),
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})
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px := p.(*process)
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// scheduled delay for finished process
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d := px.delay(stateFinished)
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require.Greater(t, d, time.Second)
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// scheduled delay for failed process
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d = px.delay(stateFailed)
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require.Greater(t, d, time.Second)
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now = time.Now()
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s, err = NewScheduler(now.Add(-5 * time.Second).Format(time.RFC3339))
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require.NoError(t, err)
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p, _ = New(Config{
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Binary: "sleep",
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Reconnect: false,
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ReconnectDelay: 1 * time.Second,
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Scheduler: s,
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Resources: newResources(),
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})
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px = p.(*process)
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// negative delay for finished process
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d = px.delay(stateFinished)
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require.Less(t, d, time.Duration(0))
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// negative delay for failed process
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d = px.delay(stateFailed)
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require.Less(t, d, time.Duration(0))
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}
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|
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func TestProcessDelaySchedulerReconnect(t *testing.T) {
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now := time.Now()
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s, err := NewScheduler(now.Add(5 * time.Second).Format(time.RFC3339))
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require.NoError(t, err)
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|
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p, _ := New(Config{
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Binary: "sleep",
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Reconnect: true,
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ReconnectDelay: 1 * time.Second,
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Scheduler: s,
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Resources: newResources(),
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})
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|
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px := p.(*process)
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// scheduled delay for finished process
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d := px.delay(stateFinished)
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require.Greater(t, d, time.Second)
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// reconnect delay for failed process
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d = px.delay(stateFailed)
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require.Equal(t, d, time.Second)
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now = time.Now()
|
|
s, err = NewScheduler(now.Add(-5 * time.Second).Format(time.RFC3339))
|
|
require.NoError(t, err)
|
|
|
|
p, _ = New(Config{
|
|
Binary: "sleep",
|
|
Reconnect: true,
|
|
ReconnectDelay: 1 * time.Second,
|
|
Scheduler: s,
|
|
Resources: newResources(),
|
|
})
|
|
|
|
px = p.(*process)
|
|
|
|
// negative delay for finished process
|
|
d = px.delay(stateFinished)
|
|
require.Less(t, d, time.Duration(0))
|
|
|
|
// reconnect delay for failed process
|
|
d = px.delay(stateFailed)
|
|
require.Equal(t, d, time.Second)
|
|
|
|
now = time.Now()
|
|
s, err = NewScheduler(now.Add(5 * time.Second).Format(time.RFC3339))
|
|
require.NoError(t, err)
|
|
|
|
p, _ = New(Config{
|
|
Binary: "sleep",
|
|
Reconnect: true,
|
|
ReconnectDelay: 10 * time.Second,
|
|
Scheduler: s,
|
|
Resources: newResources(),
|
|
})
|
|
|
|
px = p.(*process)
|
|
|
|
// scheduled delay for failed process
|
|
d = px.delay(stateFailed)
|
|
require.Less(t, d, 10*time.Second)
|
|
}
|
|
|
|
func TestProcessCallbacks(t *testing.T) {
|
|
var args []string
|
|
onBeforeStart := false
|
|
onStart := false
|
|
onExit := ""
|
|
onState := []string{}
|
|
|
|
lock := sync.Mutex{}
|
|
wg := sync.WaitGroup{}
|
|
|
|
wg.Add(1)
|
|
|
|
p, err := New(Config{
|
|
Binary: "sleep",
|
|
Args: []string{
|
|
"2",
|
|
},
|
|
Reconnect: false,
|
|
OnBeforeStart: func(a []string) ([]string, error) {
|
|
lock.Lock()
|
|
defer lock.Unlock()
|
|
|
|
onBeforeStart = true
|
|
|
|
args = make([]string, len(a))
|
|
copy(args, a)
|
|
return a, nil
|
|
},
|
|
OnStart: func() {
|
|
lock.Lock()
|
|
defer lock.Unlock()
|
|
|
|
onStart = true
|
|
},
|
|
OnExit: func(state string) {
|
|
lock.Lock()
|
|
defer lock.Unlock()
|
|
|
|
onExit = state
|
|
|
|
wg.Done()
|
|
},
|
|
OnStateChange: func(from, to string) {
|
|
lock.Lock()
|
|
defer lock.Unlock()
|
|
|
|
onState = append(onState, from+"/"+to)
|
|
},
|
|
Resources: newResources(),
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
err = p.Start()
|
|
require.NoError(t, err)
|
|
|
|
require.Eventually(t, func() bool {
|
|
return p.Status().State == "running"
|
|
}, 10*time.Second, 500*time.Millisecond)
|
|
|
|
require.Eventually(t, func() bool {
|
|
return p.Status().State == "finished"
|
|
}, 10*time.Second, 500*time.Millisecond)
|
|
|
|
wg.Wait()
|
|
|
|
lock.Lock()
|
|
require.ElementsMatch(t, []string{"2"}, args)
|
|
require.True(t, onBeforeStart)
|
|
require.True(t, onStart)
|
|
require.Equal(t, stateFinished.String(), onExit)
|
|
require.ElementsMatch(t, []string{
|
|
"finished/starting",
|
|
"starting/running",
|
|
"running/finished",
|
|
}, onState)
|
|
lock.Unlock()
|
|
}
|
|
|
|
func TestProcessCallbacksOnBeforeStart(t *testing.T) {
|
|
parser := NewBufferParser()
|
|
p, err := New(Config{
|
|
Binary: "sleep",
|
|
Args: []string{
|
|
"2",
|
|
},
|
|
Parser: parser,
|
|
Reconnect: true,
|
|
ReconnectDelay: 10 * time.Second,
|
|
OnBeforeStart: func(a []string) ([]string, error) {
|
|
return a, fmt.Errorf("no, not now")
|
|
},
|
|
Resources: newResources(),
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
err = p.Start()
|
|
require.Error(t, err)
|
|
|
|
require.Eventually(t, func() bool {
|
|
return p.Status().State == "failed"
|
|
}, 10*time.Second, 500*time.Millisecond)
|
|
|
|
status := p.Status()
|
|
|
|
require.Equal(t, "failed", status.State)
|
|
require.Equal(t, "start", status.Order)
|
|
require.Positive(t, status.Reconnect)
|
|
|
|
lines := parser.Log()
|
|
require.Equal(t, 1, len(lines))
|
|
require.Equal(t, "no, not now", lines[0].Data)
|
|
}
|
|
|
|
func BenchmarkScannerText(b *testing.B) {
|
|
data := []byte{}
|
|
|
|
for i := 0; i < 1000; i++ {
|
|
line := rand.String(100) + "\n"
|
|
data = append(data, []byte(line)...)
|
|
}
|
|
|
|
b.ResetTimer()
|
|
|
|
lastline := ""
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
r := bytes.NewReader(data)
|
|
scanner := bufio.NewScanner(r)
|
|
scanner.Split(bufio.ScanLines)
|
|
|
|
for scanner.Scan() {
|
|
line := scanner.Text()
|
|
|
|
lastline = line
|
|
}
|
|
|
|
err := scanner.Err()
|
|
require.NoError(b, err)
|
|
}
|
|
|
|
fmt.Printf("%s\n", lastline)
|
|
}
|
|
|
|
func BenchmarkScannerBytes(b *testing.B) {
|
|
data := []byte{}
|
|
|
|
for i := 0; i < 1000; i++ {
|
|
line := rand.String(100) + "\n"
|
|
data = append(data, []byte(line)...)
|
|
}
|
|
|
|
b.ResetTimer()
|
|
|
|
lastline := []byte{}
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
r := bytes.NewReader(data)
|
|
scanner := bufio.NewScanner(r)
|
|
scanner.Split(bufio.ScanLines)
|
|
|
|
for scanner.Scan() {
|
|
line := scanner.Bytes()
|
|
|
|
lastline = line
|
|
}
|
|
|
|
err := scanner.Err()
|
|
require.NoError(b, err)
|
|
}
|
|
|
|
fmt.Printf("%s\n", lastline)
|
|
}
|