Files
nats-server/server/routes_test.go
2016-04-22 16:18:59 -06:00

409 lines
9.7 KiB
Go

// Copyright 2013-2016 Apcera Inc. All rights reserved.
package server
import (
"fmt"
"net/url"
"reflect"
"testing"
"time"
"github.com/nats-io/nats"
)
func TestRouteConfig(t *testing.T) {
opts, err := ProcessConfigFile("./configs/cluster.conf")
if err != nil {
t.Fatalf("Received an error reading route config file: %v\n", err)
}
golden := &Options{
Host: "localhost",
Port: 4242,
Username: "derek",
Password: "bella",
AuthTimeout: 1.0,
ClusterHost: "127.0.0.1",
ClusterPort: 4244,
ClusterUsername: "route_user",
ClusterPassword: "top_secret",
ClusterAuthTimeout: 1.0,
LogFile: "/tmp/nats_cluster_test.log",
PidFile: "/tmp/nats_cluster_test.pid",
}
// Setup URLs
r1, _ := url.Parse("nats-route://foo:bar@localhost:4245")
r2, _ := url.Parse("nats-route://foo:bar@localhost:4246")
golden.Routes = []*url.URL{r1, r2}
if !reflect.DeepEqual(golden, opts) {
t.Fatalf("Options are incorrect.\nexpected: %+v\ngot: %+v",
golden, opts)
}
}
func TestServerRoutesWithClients(t *testing.T) {
optsA, _ := ProcessConfigFile("./configs/srv_a.conf")
optsB, _ := ProcessConfigFile("./configs/srv_b.conf")
optsA.NoSigs, optsA.NoLog = true, true
optsB.NoSigs, optsB.NoLog = true, true
srvA := RunServer(optsA)
defer srvA.Shutdown()
urlA := fmt.Sprintf("nats://%s:%d/", optsA.Host, optsA.Port)
urlB := fmt.Sprintf("nats://%s:%d/", optsB.Host, optsB.Port)
nc1, err := nats.Connect(urlA)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc1.Close()
ch := make(chan bool)
sub, _ := nc1.Subscribe("foo", func(m *nats.Msg) { ch <- true })
nc1.QueueSubscribe("foo", "bar", func(m *nats.Msg) {})
nc1.Publish("foo", []byte("Hello"))
// Wait for message
<-ch
sub.Unsubscribe()
srvB := RunServer(optsB)
defer srvB.Shutdown()
// Wait for route to form.
time.Sleep(250 * time.Millisecond)
nc2, err := nats.Connect(urlB)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc2.Close()
nc2.Publish("foo", []byte("Hello"))
nc2.Flush()
}
func TestServerRoutesWithAuthAndBCrypt(t *testing.T) {
optsA, _ := ProcessConfigFile("./configs/srv_a_bcrypt.conf")
optsB, _ := ProcessConfigFile("./configs/srv_b_bcrypt.conf")
optsA.NoSigs, optsA.NoLog = true, true
optsB.NoSigs, optsB.NoLog = true, true
srvA := RunServer(optsA)
defer srvA.Shutdown()
srvB := RunServer(optsB)
defer srvB.Shutdown()
urlA := fmt.Sprintf("nats://%s:%d/", optsA.Host, optsA.Port)
urlB := fmt.Sprintf("nats://%s:%d/", optsB.Host, optsB.Port)
// Wait for route to form.
time.Sleep(250 * time.Millisecond)
nc1, err := nats.Connect(urlA)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc1.Close()
// Test that we are connected.
ch := make(chan bool)
sub, _ := nc1.Subscribe("foo", func(m *nats.Msg) { ch <- true })
nc1.Flush()
defer sub.Unsubscribe()
nc2, err := nats.Connect(urlB)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc2.Close()
nc2.Publish("foo", []byte("Hello"))
// Wait for message
select {
case <-ch:
case <-time.After(2 * time.Second):
t.Fatal("Timeout waiting for message across route")
}
}
// Helper function to check that a cluster is formed
func checkClusterFormed(t *testing.T, servers ...*Server) {
// Wait for the cluster to form
var err string
expectedNumRoutes := len(servers) - 1
maxTime := time.Now().Add(5 * time.Second)
for time.Now().Before(maxTime) {
err = ""
for _, s := range servers {
if numRoutes := s.NumRoutes(); numRoutes != expectedNumRoutes {
err = fmt.Sprintf("Expected %d routes for server %q, got %d", expectedNumRoutes, s.ID(), numRoutes)
break
}
}
if err != "" {
time.Sleep(100 * time.Millisecond)
} else {
break
}
}
if err != "" {
t.Fatalf("%s", err)
}
}
// Helper function to generate next opts to make sure no port conflicts etc.
func nextServerOpts(opts *Options) *Options {
nopts := *opts
nopts.Port++
nopts.ClusterPort++
nopts.HTTPPort++
return &nopts
}
func TestSeedSolicitWorks(t *testing.T) {
optsSeed, _ := ProcessConfigFile("./configs/seed.conf")
optsSeed.NoSigs, optsSeed.NoLog = true, true
srvSeed := RunServer(optsSeed)
defer srvSeed.Shutdown()
optsA := nextServerOpts(optsSeed)
optsA.Routes = RoutesFromStr(fmt.Sprintf("nats://%s:%d", optsSeed.ClusterHost, optsSeed.ClusterPort))
srvA := RunServer(optsA)
defer srvA.Shutdown()
urlA := fmt.Sprintf("nats://%s:%d/", optsA.Host, optsA.Port)
nc1, err := nats.Connect(urlA)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc1.Close()
// Test that we are connected.
ch := make(chan bool)
nc1.Subscribe("foo", func(m *nats.Msg) { ch <- true })
nc1.Flush()
optsB := nextServerOpts(optsA)
optsB.Routes = RoutesFromStr(fmt.Sprintf("nats://%s:%d", optsSeed.ClusterHost, optsSeed.ClusterPort))
srvB := RunServer(optsB)
defer srvB.Shutdown()
urlB := fmt.Sprintf("nats://%s:%d/", optsB.Host, optsB.Port)
nc2, err := nats.Connect(urlB)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc2.Close()
checkClusterFormed(t, srvSeed, srvA, srvB)
nc2.Publish("foo", []byte("Hello"))
// Wait for message
select {
case <-ch:
case <-time.After(2 * time.Second):
t.Fatal("Timeout waiting for message across route")
}
}
func TestTLSSeedSolicitWorks(t *testing.T) {
optsSeed, _ := ProcessConfigFile("./configs/seed_tls.conf")
optsSeed.NoSigs, optsSeed.NoLog = true, true
srvSeed := RunServer(optsSeed)
defer srvSeed.Shutdown()
optsA := nextServerOpts(optsSeed)
optsA.Routes = RoutesFromStr(fmt.Sprintf("nats://%s:%d", optsSeed.ClusterHost, optsSeed.ClusterPort))
srvA := RunServer(optsA)
defer srvA.Shutdown()
urlA := fmt.Sprintf("nats://%s:%d/", optsA.Host, optsA.Port)
nc1, err := nats.Connect(urlA)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc1.Close()
// Test that we are connected.
ch := make(chan bool)
nc1.Subscribe("foo", func(m *nats.Msg) { ch <- true })
nc1.Flush()
optsB := nextServerOpts(optsA)
optsB.Routes = RoutesFromStr(fmt.Sprintf("nats://%s:%d", optsSeed.ClusterHost, optsSeed.ClusterPort))
srvB := RunServer(optsB)
defer srvB.Shutdown()
urlB := fmt.Sprintf("nats://%s:%d/", optsB.Host, optsB.Port)
nc2, err := nats.Connect(urlB)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc2.Close()
checkClusterFormed(t, srvSeed, srvA, srvB)
nc2.Publish("foo", []byte("Hello"))
// Wait for message
select {
case <-ch:
case <-time.After(2 * time.Second):
t.Fatal("Timeout waiting for message across route")
}
}
func TestChainedSolicitWorks(t *testing.T) {
optsSeed, _ := ProcessConfigFile("./configs/seed.conf")
optsSeed.NoSigs, optsSeed.NoLog = true, true
srvSeed := RunServer(optsSeed)
defer srvSeed.Shutdown()
optsA := nextServerOpts(optsSeed)
optsA.Routes = RoutesFromStr(fmt.Sprintf("nats://%s:%d", optsSeed.ClusterHost, optsSeed.ClusterPort))
srvA := RunServer(optsA)
defer srvA.Shutdown()
urlSeed := fmt.Sprintf("nats://%s:%d/", optsSeed.Host, optsSeed.Port)
nc1, err := nats.Connect(urlSeed)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc1.Close()
// Test that we are connected.
ch := make(chan bool)
nc1.Subscribe("foo", func(m *nats.Msg) { ch <- true })
nc1.Flush()
optsB := nextServerOpts(optsA)
// Server B connects to A
optsB.Routes = RoutesFromStr(fmt.Sprintf("nats://%s:%d", optsA.ClusterHost, optsA.ClusterPort))
srvB := RunServer(optsB)
defer srvB.Shutdown()
urlB := fmt.Sprintf("nats://%s:%d/", optsB.Host, optsB.Port)
nc2, err := nats.Connect(urlB)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc2.Close()
checkClusterFormed(t, srvSeed, srvA, srvB)
nc2.Publish("foo", []byte("Hello"))
// Wait for message
select {
case <-ch:
case <-time.After(2 * time.Second):
t.Fatal("Timeout waiting for message across route")
}
}
func TestTLSChainedSolicitWorks(t *testing.T) {
optsSeed, _ := ProcessConfigFile("./configs/seed_tls.conf")
optsSeed.NoSigs, optsSeed.NoLog = true, true
srvSeed := RunServer(optsSeed)
defer srvSeed.Shutdown()
optsA := nextServerOpts(optsSeed)
optsA.Routes = RoutesFromStr(fmt.Sprintf("nats://%s:%d", optsSeed.ClusterHost, optsSeed.ClusterPort))
srvA := RunServer(optsA)
defer srvA.Shutdown()
urlSeed := fmt.Sprintf("nats://%s:%d/", optsSeed.Host, optsSeed.Port)
nc1, err := nats.Connect(urlSeed)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc1.Close()
// Test that we are connected.
ch := make(chan bool)
nc1.Subscribe("foo", func(m *nats.Msg) { ch <- true })
nc1.Flush()
optsB := nextServerOpts(optsA)
// Server B connects to A
optsB.Routes = RoutesFromStr(fmt.Sprintf("nats://%s:%d", optsA.ClusterHost, optsA.ClusterPort))
srvB := RunServer(optsB)
defer srvB.Shutdown()
urlB := fmt.Sprintf("nats://%s:%d/", optsB.Host, optsB.Port)
nc2, err := nats.Connect(urlB)
if err != nil {
t.Fatalf("Error creating client: %v\n", err)
}
defer nc2.Close()
checkClusterFormed(t, srvSeed, srvA, srvB)
nc2.Publish("foo", []byte("Hello"))
// Wait for message
select {
case <-ch:
case <-time.After(2 * time.Second):
t.Fatal("Timeout waiting for message across route")
}
}
func TestRouteTLSHandshakeError(t *testing.T) {
optsSeed, _ := ProcessConfigFile("./configs/seed_tls.conf")
srvSeed := RunServer(optsSeed)
defer srvSeed.Shutdown()
opts := DefaultOptions
opts.Routes = RoutesFromStr(fmt.Sprintf("nats://%s:%d", optsSeed.ClusterHost, optsSeed.ClusterPort))
srv := RunServer(&opts)
defer srv.Shutdown()
time.Sleep(500 * time.Millisecond)
maxTime := time.Now().Add(1 * time.Second)
for time.Now().Before(maxTime) {
if srv.NumRoutes() > 0 {
time.Sleep(100 * time.Millisecond)
continue
}
break
}
if srv.NumRoutes() > 0 {
t.Fatal("Route should have failed")
}
}