func main() {
// Other packages define flags, and they need parsing here.
kingpin.Parse()
logger := logging.NewLogger(logrus.Fields{})
configPath := os.Getenv("CONFIG_PATH")
if configPath == "" {
logger.NoFields().Fatalln("No CONFIG_PATH variable was given")
}
preparerConfig, err := preparer.LoadConfig(configPath)
if err != nil {
logger.WithError(err).Fatalln("could not load preparer config")
}
err = param.Parse(preparerConfig.Params)
if err != nil {
logger.WithError(err).Fatalln("invalid parameter")
}
statusServer, err := preparer.NewStatusServer(preparerConfig.StatusPort, preparerConfig.StatusSocket, &logger)
if err == preparer.NoServerConfigured {
logger.NoFields().Warningln("No status port or socket provided, no status server configured")
} else if err != nil {
logger.WithError(err).Fatalln("Could not start status server")
} else {
go statusServer.Serve()
defer statusServer.Close()
}
prep, err := preparer.New(preparerConfig, logger)
if err != nil {
logger.WithError(err).Fatalln("Could not initialize preparer")
}
defer prep.Close()
logger.WithFields(logrus.Fields{
"starting": true,
"node_name": preparerConfig.NodeName,
"consul": preparerConfig.ConsulAddress,
"hooks_dir": preparerConfig.HooksDirectory,
"status_port": preparerConfig.StatusPort,
"auth_type": preparerConfig.Auth["type"],
"keyring": preparerConfig.Auth["keyring"],
"version": version.VERSION,
}).Infoln("Preparer started successfully")
quitMainUpdate := make(chan struct{})
var quitChans []chan struct{}
// Install the latest hooks before any pods are processed
err = prep.InstallHooks()
if err != nil {
logger.WithError(err).Fatalln("Could not do initial hook installation")
}
go prep.WatchForPodManifestsForNode(quitMainUpdate)
if prep.PodProcessReporter != nil {
quitPodProcessReporter := make(chan struct{})
quitChans = append(quitChans, quitPodProcessReporter)
go prep.PodProcessReporter.Run(quitPodProcessReporter)
}
// Launch health checking watch. This watch tracks health of
// all pods on this host and writes the information to consul
quitMonitorPodHealth := make(chan struct{})
var wgHealth sync.WaitGroup
wgHealth.Add(1)
go func() {
defer wgHealth.Done()
watch.MonitorPodHealth(preparerConfig, &logger, quitMonitorPodHealth)
}()
waitForTermination(logger, quitMainUpdate, quitChans)
// The preparer should continue to report app health during a shutdown, so terminate
// the health monitor last.
close(quitMonitorPodHealth)
wgHealth.Wait()
logger.NoFields().Infoln("Terminating")
}
func main() {
// 1. Generate pod for preparer in this code version (`rake artifact:prepare`)
// 2. Locate manifests for preparer pod, premade consul pod
// 3. Execute bootstrap with premade consul pod and preparer pod
// 4. Deploy hello pod manifest by pushing to intent store
// 5. Verify that hello is running (listen to syslog? verify Runit PIDs? Both?)
// list of services running on integration test host
services := []string{"p2-preparer", "hello"}
tempdir, err := ioutil.TempDir("", "single-node-check")
log.Printf("Putting test manifests in %s\n", tempdir)
if err != nil {
log.Fatalln("Could not create temp directory, bailing")
}
preparerManifest, err := generatePreparerPod(tempdir)
if err != nil {
log.Fatalf("Could not generate preparer pod: %s\n", err)
}
config, err := preparer.LoadConfig(preparerManifest)
if err != nil {
log.Fatalf("could not unmarshal config: %s\n", err)
}
consulManifest, err := getConsulManifest(tempdir)
if err != nil {
log.Fatalf("Could not generate consul pod: %s\n", err)
}
signedPreparerManifest, err := signManifest(preparerManifest, tempdir)
if err != nil {
log.Fatalf("Could not sign preparer manifest: %s\n", err)
}
signedConsulManifest, err := signManifest(consulManifest, tempdir)
if err != nil {
log.Fatalf("Could not sign consul manifest: %s\n", err)
}
fmt.Println("Executing bootstrap")
err = executeBootstrap(signedPreparerManifest, signedConsulManifest)
if err != nil {
log.Fatalf("Could not execute bootstrap: %s", err)
}
// Wait a bit for preparer's http server to be ready
err = waitForStatus(preparerStatusPort, "preparer", 10*time.Second)
if err != nil {
log.Fatalf("Couldn't check preparer status: %s", err)
}
err = scheduleUserCreationHook(tempdir)
if err != nil {
log.Fatalf("Couldn't schedule the user creation hook: %s", err)
}
err = postHelloManifest(tempdir)
if err != nil {
log.Fatalf("Could not generate hello pod: %s\n", err)
}
err = verifyHelloRunning()
if err != nil {
log.Fatalf("Couldn't get hello running: %s", err)
}
err = verifyHealthChecks(config, services)
if err != nil {
log.Fatalf("Could not get health check info from consul: %s", err)
}
}
func main() {
// 1. Generate pod for preparer in this code version (`rake artifact:prepare`)
// 2. Locate manifests for preparer pod, premade consul pod
// 3. Execute bootstrap with premade consul pod and preparer pod
// 4. Deploy p2-rctl-server pod with p2-schedule
// 5. Schedule a hello pod manifest with a replication controller
// 6. Verify that p2-rctl-server is running by checking health.
// 7. Verify that hello is running by checking health. Monitor using
// written pod label queries.
// list of services running on integration test host
services := []string{"p2-preparer", "hello"}
tempdir, err := ioutil.TempDir("", "single-node-check")
log.Printf("Putting test manifests in %s\n", tempdir)
if err != nil {
log.Fatalln("Could not create temp directory, bailing")
}
preparerManifest, err := generatePreparerPod(tempdir)
if err != nil {
log.Fatalf("Could not generate preparer pod: %s\n", err)
}
config, err := preparer.LoadConfig(preparerManifest)
if err != nil {
log.Fatalf("could not unmarshal config: %s\n", err)
}
consulManifest, err := getConsulManifest(tempdir)
if err != nil {
log.Fatalf("Could not generate consul pod: %s\n", err)
}
signedPreparerManifest, err := signManifest(preparerManifest, tempdir)
if err != nil {
log.Fatalf("Could not sign preparer manifest: %s\n", err)
}
signedConsulManifest, err := signManifest(consulManifest, tempdir)
if err != nil {
log.Fatalf("Could not sign consul manifest: %s\n", err)
}
fmt.Println("Executing bootstrap")
err = executeBootstrap(signedPreparerManifest, signedConsulManifest)
if err != nil {
log.Fatalf("Could not execute bootstrap: %s", err)
}
// Wait a bit for preparer's http server to be ready
err = waitForStatus(preparerStatusPort, "preparer", 10*time.Second)
if err != nil {
log.Fatalf("Couldn't check preparer status: %s", err)
}
err = scheduleUserCreationHook(tempdir)
if err != nil {
log.Fatalf("Couldn't schedule the user creation hook: %s", err)
}
err = scheduleRCTLServer(tempdir)
if err != nil {
log.Fatalf("Could not schedule RCTL server: %s", err)
}
rcID, err := createHelloReplicationController(tempdir)
if err != nil {
log.Fatalf("Could not create hello pod / rc: %s\n", err)
}
log.Printf("Created RC #%s for hello\n", rcID)
err = waitForPodLabeledWithRC(klabels.Everything().Add(rc.RCIDLabel, klabels.EqualsOperator, []string{rcID.String()}), rcID)
if err != nil {
log.Fatalf("Failed waiting for pods labeled with the given RC: %v", err)
}
err = verifyHelloRunning()
if err != nil {
log.Fatalf("Couldn't get hello running: %s", err)
}
err = verifyHealthChecks(config, services)
if err != nil {
log.Fatalf("Could not get health check info from consul: %s", err)
}
}
func main() {
// 1. Generate pod for preparer in this code version (`rake artifact:prepare`)
// 2. Locate manifests for preparer pod, premade consul pod
// 3. Execute bootstrap with premade consul pod and preparer pod
// 4. Delete all pods from the pod store (uuid pods). This allows the same vagrant VM to be used
// between tests
// 5. Deploy p2-rctl-server pod with p2-schedule
// 6. Schedule a hello pod manifest with a replication controller
// 7. Schedule a hello pod as a "uuid pod"
// 8. Verify that p2-rctl-server is running by checking health.
// 9. Verify that the RC-deployed hello is running by checking health.
// Monitor using written pod label queries.
// 10. Verify that the uuid hello pod is running by curling its HTTP port.
// Health is not checked for uuid pods so checking health cannot be used.
// list of services running on integration test host
services := []string{"p2-preparer", "hello"}
tempdir, err := ioutil.TempDir("", "single-node-check")
log.Printf("Putting test manifests in %s\n", tempdir)
if err != nil {
log.Fatalln("Could not create temp directory, bailing")
}
userHookManifest, err := userCreationHookManifest(tempdir)
if err != nil {
log.Fatalf("Couldn't schedule the user creation hook: %s", err)
}
preparerManifest, err := generatePreparerPod(tempdir, userHookManifest)
if err != nil {
log.Fatalf("Could not generate preparer pod: %s\n", err)
}
config, err := preparer.LoadConfig(preparerManifest)
if err != nil {
log.Fatalf("could not unmarshal config: %s\n", err)
}
consulManifest, err := getConsulManifest(tempdir)
if err != nil {
log.Fatalf("Could not generate consul pod: %s\n", err)
}
signedPreparerManifest, err := signManifest(preparerManifest, tempdir)
if err != nil {
log.Fatalf("Could not sign preparer manifest: %s\n", err)
}
signedConsulManifest, err := signManifest(consulManifest, tempdir)
if err != nil {
log.Fatalf("Could not sign consul manifest: %s\n", err)
}
fmt.Println("Executing bootstrap")
err = executeBootstrap(signedPreparerManifest, signedConsulManifest)
if err != nil {
log.Fatalf("Could not execute bootstrap: %s\n%s", err, targetLogs())
}
// Wait a bit for preparer's http server to be ready
err = waitForStatus(preparerStatusPort, "preparer", 10*time.Second)
if err != nil {
log.Fatalf("Couldn't check preparer status: %s", err)
}
consulClient := kp.NewConsulClient(kp.Options{})
// Get all the pod unique keys so we can unschedule them all
keys, _, err := consulClient.KV().Keys(podstore.PodTree+"/", "", nil)
if err != nil {
log.Fatalf("Could not fetch pod keys to remove from store at beginning of test: %s", err)
}
podStore := podstore.NewConsul(consulClient.KV())
for _, key := range keys {
keyParts := strings.Split(key, "/")
err = podStore.Unschedule(types.PodUniqueKey(keyParts[len(keyParts)-1]))
if err != nil {
log.Fatalf("Could not unschedule pod %s from consul: %s", keyParts[len(keyParts)-1], err)
}
}
err = scheduleRCTLServer(tempdir)
if err != nil {
log.Fatalf("Could not schedule RCTL server: %s", err)
}
// Now we're going to test some conditions that each take non-negligible amount of time to verify.
// We'll spin up a goroutine for each "test" which either closes the error channel, or passes an error.
type testCase struct {
testName string
errCh chan error
logger logging.Logger
}
var testCases []testCase
// Test that a "legacy" pod installed by an RC comes up correctly and has health reported
legacyTest := make(chan error)
verifyLegacyPodLogger := logging.DefaultLogger.SubLogger(logrus.Fields{
"test_case": "verifyLegacyPod",
})
go verifyLegacyPod(legacyTest, tempdir, config, services, verifyLegacyPodLogger)
testCases = append(testCases, testCase{
testName: "verifyLegacyPod",
errCh: legacyTest,
logger: verifyLegacyPodLogger,
})
// Test that a "uuid" pod installed by p2-schedule comes up correctly
uuidTest := make(chan error)
verifyUUIDPodLogger := logging.DefaultLogger.SubLogger(logrus.Fields{
"test_case": "verifyUUIDPod",
})
testCases = append(testCases, testCase{
testName: "verifyUUIDPod",
errCh: uuidTest,
logger: verifyUUIDPodLogger,
})
go verifyUUIDPod(uuidTest, tempdir, verifyUUIDPodLogger)
// Test that exit information for a process started by a pod is properly recorded in consul.
processExitTest := make(chan error)
verifyProcessExitLogger := logging.DefaultLogger.SubLogger(logrus.Fields{
"test_case": "verifyProcessExit",
})
go verifyProcessExit(processExitTest, tempdir, verifyProcessExitLogger)
testCases = append(testCases, testCase{
testName: "verifyProcessResult",
errCh: processExitTest,
logger: verifyProcessExitLogger,
})
for _, t := range testCases {
select {
case err, ok := <-t.errCh:
if err != nil {
t.logger.Fatal(err)
}
if ok {
t.logger.Fatal("Error channel not closed")
}
case <-time.After(1 * time.Minute):
t.logger.Fatal("Timed out waiting for a result")
}
t.logger.Infoln("Success!")
}
}
func main() {
// Other packages define flags, and they need parsing here.
kingpin.Parse()
logger := logging.NewLogger(logrus.Fields{})
configPath := os.Getenv("CONFIG_PATH")
if configPath == "" {
logger.NoFields().Fatalln("No CONFIG_PATH variable was given")
}
preparerConfig, err := preparer.LoadConfig(configPath)
if err != nil {
logger.WithError(err).Fatalln("could not load preparer config")
}
err = param.Parse(preparerConfig.Params)
if err != nil {
logger.WithError(err).Fatalln("invalid parameter")
}
statusServer, err := preparer.NewStatusServer(preparerConfig.StatusPort, preparerConfig.StatusSocket, &logger)
if err == preparer.NoServerConfigured {
logger.NoFields().Warningln("No status port or socket provided, no status server configured")
} else if err != nil {
logger.WithError(err).Fatalln("Could not start status server")
} else {
go statusServer.Serve()
defer statusServer.Close()
}
prep, err := preparer.New(preparerConfig, logger)
if err != nil {
logger.WithError(err).Fatalln("Could not initialize preparer")
}
defer prep.Close()
logger.WithFields(logrus.Fields{
"starting": true,
"node_name": preparerConfig.NodeName,
"consul": preparerConfig.ConsulAddress,
"hooks_dir": preparerConfig.HooksDirectory,
"status_port": preparerConfig.StatusPort,
"auth_type": preparerConfig.Auth["type"],
"keyring": preparerConfig.Auth["keyring"],
"version": version.VERSION,
}).Infoln("Preparer started successfully")
quitMainUpdate := make(chan struct{})
quitHookUpdate := make(chan struct{})
quitChans := []chan struct{}{quitHookUpdate}
// Guarantee that hooks are synced before any other pods are processed
err = prep.SyncHooksOnce()
if err != nil {
logger.WithError(err).Fatalln("Could not do initial sync of hooks")
}
go prep.WatchForPodManifestsForNode(quitMainUpdate)
go prep.WatchForHooks(quitHookUpdate)
// Launch health checking watch. This watch tracks health of
// all pods on this host and writes the information to consul
quitMonitorPodHealth := make(chan struct{})
go watch.MonitorPodHealth(preparerConfig, &logger, quitMonitorPodHealth)
quitChans = append(quitChans, quitMonitorPodHealth)
waitForTermination(logger, quitMainUpdate, quitChans)
logger.NoFields().Infoln("Terminating")
}
