Files
nats-server/server/accounts_test.go
Derek Collison 9f8330bcc9 Added import and export parsing for configs
Signed-off-by: Derek Collison <derek@nats.io>
2018-09-29 13:04:19 +02:00

831 lines
25 KiB
Go

// Copyright 2018 The NATS Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package server
import (
"fmt"
"os"
"strings"
"testing"
)
func simpleAccountServer(t *testing.T) (*Server, *Account, *Account) {
opts := defaultServerOptions
s := New(&opts)
// Now create two accounts.
f, err := s.RegisterAccount("foo")
if err != nil {
t.Fatalf("Error creating account 'foo': %v", err)
}
b, err := s.RegisterAccount("bar")
if err != nil {
t.Fatalf("Error creating account 'bar': %v", err)
}
return s, f, b
}
func TestRegisterDuplicateAccounts(t *testing.T) {
s, _, _ := simpleAccountServer(t)
if _, err := s.RegisterAccount("foo"); err == nil {
t.Fatal("Expected an error registering 'foo' twice")
}
}
func TestAccountIsolation(t *testing.T) {
s, fooAcc, barAcc := simpleAccountServer(t)
if fooAcc == nil || barAcc == nil {
t.Fatalf("Error retrieving accounts for 'foo' and 'bar'")
}
cfoo, crFoo, _ := newClientForServer(s)
if err := cfoo.registerWithAccount(fooAcc); err != nil {
t.Fatalf("Error register client with 'foo' account: %v", err)
}
cbar, crBar, _ := newClientForServer(s)
if err := cbar.registerWithAccount(barAcc); err != nil {
t.Fatalf("Error register client with 'bar' account: %v", err)
}
// Make sure they are different accounts/sl.
if cfoo.acc == cbar.acc {
t.Fatalf("Error, accounts the same for both clients")
}
// Now do quick test that makes sure messages do not cross over.
// setup bar as a foo subscriber.
go cbar.parse([]byte("SUB foo 1\r\nPING\r\nPING\r\n"))
l, err := crBar.ReadString('\n')
if err != nil {
t.Fatalf("Error for client 'bar' from server: %v", err)
}
if !strings.HasPrefix(l, "PONG\r\n") {
t.Fatalf("PONG response incorrect: %q", l)
}
go cfoo.parse([]byte("SUB foo 1\r\nPUB foo 5\r\nhello\r\nPING\r\n"))
l, err = crFoo.ReadString('\n')
if err != nil {
t.Fatalf("Error for client 'foo' from server: %v", err)
}
matches := msgPat.FindAllStringSubmatch(l, -1)[0]
if matches[SUB_INDEX] != "foo" {
t.Fatalf("Did not get correct subject: '%s'\n", matches[SUB_INDEX])
}
if matches[SID_INDEX] != "1" {
t.Fatalf("Did not get correct sid: '%s'", matches[SID_INDEX])
}
checkPayload(crFoo, []byte("hello\r\n"), t)
// Now make sure nothing shows up on bar.
l, err = crBar.ReadString('\n')
if err != nil {
t.Fatalf("Error for client 'bar' from server: %v", err)
}
if !strings.HasPrefix(l, "PONG\r\n") {
t.Fatalf("PONG response incorrect: %q", l)
}
}
func TestAccountFromOptions(t *testing.T) {
opts := defaultServerOptions
opts.Accounts = []*Account{
&Account{Name: "foo"},
&Account{Name: "bar"},
}
s := New(&opts)
if la := len(s.accounts); la != 2 {
t.Fatalf("Expected to have a server with two accounts, got %v", la)
}
// Check that sl is filled in.
fooAcc := s.LookupAccount("foo")
barAcc := s.LookupAccount("bar")
if fooAcc == nil || barAcc == nil {
t.Fatalf("Error retrieving accounts for 'foo' and 'bar'")
}
if fooAcc.sl == nil || barAcc.sl == nil {
t.Fatal("Expected Sublists to be filled in on Opts.Accounts")
}
}
func TestNewAccountsFromClients(t *testing.T) {
opts := defaultServerOptions
s := New(&opts)
c, cr, _ := newClientForServer(s)
connectOp := []byte("CONNECT {\"account\":\"foo\"}\r\n")
go c.parse(connectOp)
l, _ := cr.ReadString('\n')
if !strings.HasPrefix(l, "-ERR ") {
t.Fatalf("Expected an error")
}
opts.AllowNewAccounts = true
s = New(&opts)
c, _, _ = newClientForServer(s)
err := c.parse(connectOp)
if err != nil {
t.Fatalf("Received an error trying to create an account: %v", err)
}
}
// Clients can ask that the account be forced to be new. If it exists this is an error.
func TestNewAccountRequireNew(t *testing.T) {
// This has foo and bar accounts already.
s, _, _ := simpleAccountServer(t)
c, cr, _ := newClientForServer(s)
connectOp := []byte("CONNECT {\"account\":\"foo\",\"new_account\":true}\r\n")
go c.parse(connectOp)
l, _ := cr.ReadString('\n')
if !strings.HasPrefix(l, "-ERR ") {
t.Fatalf("Expected an error")
}
// Now allow new accounts on the fly, make sure second time does not work.
opts := defaultServerOptions
opts.AllowNewAccounts = true
s = New(&opts)
c, _, _ = newClientForServer(s)
err := c.parse(connectOp)
if err != nil {
t.Fatalf("Received an error trying to create an account: %v", err)
}
c, cr, _ = newClientForServer(s)
go c.parse(connectOp)
l, _ = cr.ReadString('\n')
if !strings.HasPrefix(l, "-ERR ") {
t.Fatalf("Expected an error")
}
}
func accountNameExists(name string, accounts []*Account) bool {
for _, acc := range accounts {
if strings.Compare(acc.Name, name) == 0 {
return true
}
}
return false
}
func TestAccountSimpleConfig(t *testing.T) {
confFileName := createConfFile(t, []byte(`accounts = [foo, bar]`))
defer os.Remove(confFileName)
opts, err := ProcessConfigFile(confFileName)
if err != nil {
t.Fatalf("Received an error processing config file: %v", err)
}
if la := len(opts.Accounts); la != 2 {
t.Fatalf("Expected to see 2 accounts in opts, got %d", la)
}
if !accountNameExists("foo", opts.Accounts) {
t.Fatal("Expected a 'foo' account")
}
if !accountNameExists("bar", opts.Accounts) {
t.Fatal("Expected a 'bar' account")
}
// Make sure double entries is an error.
confFileName = createConfFile(t, []byte(`accounts = [foo, foo]`))
defer os.Remove(confFileName)
_, err = ProcessConfigFile(confFileName)
if err == nil {
t.Fatalf("Expected an error with double account entries")
}
}
func TestAccountParseConfig(t *testing.T) {
confFileName := createConfFile(t, []byte(`
accounts {
synadia {
users = [
{user: alice, password: foo}
{user: bob, password: bar}
]
}
nats.io {
users = [
{user: derek, password: foo}
{user: ivan, password: bar}
]
}
}
`))
defer os.Remove(confFileName)
opts, err := ProcessConfigFile(confFileName)
if err != nil {
t.Fatalf("Received an error processing config file: %v", err)
}
if la := len(opts.Accounts); la != 2 {
t.Fatalf("Expected to see 2 accounts in opts, got %d", la)
}
if lu := len(opts.Users); lu != 4 {
t.Fatalf("Expected 4 total Users, got %d", lu)
}
var natsAcc *Account
for _, acc := range opts.Accounts {
if acc.Name == "nats.io" {
natsAcc = acc
break
}
}
if natsAcc == nil {
t.Fatalf("Error retrieving account for 'nats.io'")
}
for _, u := range opts.Users {
if u.Username == "derek" {
if u.Account != natsAcc {
t.Fatalf("Expected to see the 'nats.io' account, but received %+v", u.Account)
break
}
}
}
}
func TestAccountParseConfigDuplicateUsers(t *testing.T) {
confFileName := createConfFile(t, []byte(`
accounts {
synadia {
users = [
{user: alice, password: foo}
{user: bob, password: bar}
]
}
nats.io {
users = [
{user: alice, password: bar}
]
}
}
`))
defer os.Remove(confFileName)
_, err := ProcessConfigFile(confFileName)
if err == nil {
t.Fatalf("Expected an error with double user entries")
}
}
func TestAccountParseConfigImportsExports(t *testing.T) {
opts, err := ProcessConfigFile("./configs/accounts.conf")
if err != nil {
t.Fatal(err)
}
if la := len(opts.Accounts); la != 3 {
t.Fatalf("Expected to see 3 accounts in opts, got %d", la)
}
if lu := len(opts.Nkeys); lu != 4 {
t.Fatalf("Expected 4 total Nkey users, got %d", lu)
}
if lu := len(opts.Users); lu != 0 {
t.Fatalf("Expected no Users, got %d", lu)
}
var natsAcc, synAcc *Account
for _, acc := range opts.Accounts {
if acc.Name == "nats.io" {
natsAcc = acc
}
if acc.Name == "synadia" {
synAcc = acc
}
}
if natsAcc == nil {
t.Fatalf("Error retrieving account for 'nats.io'")
}
if natsAcc.Nkey != "AB5UKNPVHDWBP5WODG742274I3OGY5FM3CBIFCYI4OFEH7Y23GNZPXFE" {
t.Fatalf("Expected nats account to have an nkey, got %q\n", natsAcc.Nkey)
}
// Check user assigned to the correct account.
for _, nk := range opts.Nkeys {
if nk.Nkey == "UBRYMDSRTC6AVJL6USKKS3FIOE466GMEU67PZDGOWYSYHWA7GSKO42VW" {
if nk.Account != natsAcc {
t.Fatalf("Expected user to be associated with natsAcc, got %q\n", nk.Account.Name)
}
break
}
}
// Now check for the imports and exports of streams and services.
if lis := len(natsAcc.imports.streams); lis != 2 {
t.Fatalf("Expected 2 imported streams, got %d\n", lis)
}
if lis := len(natsAcc.imports.services); lis != 1 {
t.Fatalf("Expected 1 imported service, got %d\n", lis)
}
if les := len(natsAcc.exports.services); les != 1 {
t.Fatalf("Expected 1 exported service, got %d\n", les)
}
if les := len(natsAcc.exports.streams); les != 0 {
t.Fatalf("Expected no exported streams, got %d\n", les)
}
if synAcc == nil {
t.Fatalf("Error retrieving account for 'synadia'")
}
if lis := len(synAcc.imports.streams); lis != 0 {
t.Fatalf("Expected no imported streams, got %d\n", lis)
}
if lis := len(synAcc.imports.services); lis != 1 {
t.Fatalf("Expected 1 imported service, got %d\n", lis)
}
if les := len(synAcc.exports.services); les != 2 {
t.Fatalf("Expected 2 exported service, got %d\n", les)
}
if les := len(synAcc.exports.streams); les != 2 {
t.Fatalf("Expected 2 exported streams, got %d\n", les)
}
}
func TestImportExportConfigFailures(t *testing.T) {
// Import from unknow account
cf := createConfFile(t, []byte(`
accounts {
nats.io {
imports = [{stream: {account: "synadia", subject:"foo"}}]
}
}
`))
defer os.Remove(cf)
if _, err := ProcessConfigFile(cf); err == nil {
t.Fatalf("Expected an error with import from unknown account")
}
// Import a service with no account.
cf = createConfFile(t, []byte(`
accounts {
nats.io {
imports = [{service: subject:"foo.*"}]
}
}
`))
defer os.Remove(cf)
if _, err := ProcessConfigFile(cf); err == nil {
t.Fatalf("Expected an error with import of a service with no account")
}
// Import a service with a wildcard subject.
cf = createConfFile(t, []byte(`
accounts {
nats.io {
imports = [{service: {account: "nats.io", subject:"foo.*"}]
}
}
`))
defer os.Remove(cf)
if _, err := ProcessConfigFile(cf); err == nil {
t.Fatalf("Expected an error with import of a service with wildcard subject")
}
// Export with unknown keyword.
cf = createConfFile(t, []byte(`
accounts {
nats.io {
exports = [{service: "foo.*", wat:true}]
}
}
`))
defer os.Remove(cf)
if _, err := ProcessConfigFile(cf); err == nil {
t.Fatalf("Expected an error with export with unknown keyword")
}
// Import with unknown keyword.
cf = createConfFile(t, []byte(`
accounts {
nats.io {
imports = [{stream: {account: nats.io, subject: "foo.*"}, wat:true}]
}
}
`))
defer os.Remove(cf)
if _, err := ProcessConfigFile(cf); err == nil {
t.Fatalf("Expected an error with import with unknown keyword")
}
// Export with an account.
cf = createConfFile(t, []byte(`
accounts {
nats.io {
exports = [{service: {account: nats.io, subject:"foo.*"}]
}
}
`))
defer os.Remove(cf)
if _, err := ProcessConfigFile(cf); err == nil {
t.Fatalf("Expected an error with export with account")
}
}
func TestImportAuthorized(t *testing.T) {
_, foo, bar := simpleAccountServer(t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo"), false, t)
checkBool(foo.checkStreamImportAuthorized(bar, "*"), false, t)
checkBool(foo.checkStreamImportAuthorized(bar, ">"), false, t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo.*"), false, t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo.>"), false, t)
foo.addStreamExport("foo", isPublicExport)
checkBool(foo.checkStreamImportAuthorized(bar, "foo"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "bar"), false, t)
checkBool(foo.checkStreamImportAuthorized(bar, "*"), false, t)
foo.addStreamExport("*", []*Account{bar})
checkBool(foo.checkStreamImportAuthorized(bar, "foo"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "bar"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "baz"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo.bar"), false, t)
checkBool(foo.checkStreamImportAuthorized(bar, ">"), false, t)
checkBool(foo.checkStreamImportAuthorized(bar, "*"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo.*"), false, t)
checkBool(foo.checkStreamImportAuthorized(bar, "*.*"), false, t)
checkBool(foo.checkStreamImportAuthorized(bar, "*.>"), false, t)
// Reset and test '>' public export
_, foo, bar = simpleAccountServer(t)
foo.addStreamExport(">", nil)
// Everything should work.
checkBool(foo.checkStreamImportAuthorized(bar, "foo"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "bar"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "baz"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo.bar"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, ">"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "*"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo.*"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "*.*"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "*.>"), true, t)
// Reset and test pwc and fwc
s, foo, bar := simpleAccountServer(t)
foo.addStreamExport("foo.*.baz.>", []*Account{bar})
checkBool(foo.checkStreamImportAuthorized(bar, "foo.bar.baz.1"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo.bar.baz.*"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo.*.baz.1.1"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo.22.baz.22"), true, t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo.bar.baz"), false, t)
checkBool(foo.checkStreamImportAuthorized(bar, ""), false, t)
checkBool(foo.checkStreamImportAuthorized(bar, "foo.bar.*.*"), false, t)
// Make sure we match the account as well
fb, _ := s.RegisterAccount("foobar")
bz, _ := s.RegisterAccount("baz")
checkBool(foo.checkStreamImportAuthorized(fb, "foo.bar.baz.1"), false, t)
checkBool(foo.checkStreamImportAuthorized(bz, "foo.bar.baz.1"), false, t)
}
func TestSimpleMapping(t *testing.T) {
s, fooAcc, barAcc := simpleAccountServer(t)
defer s.Shutdown()
cfoo, _, _ := newClientForServer(s)
defer cfoo.nc.Close()
if err := cfoo.registerWithAccount(fooAcc); err != nil {
t.Fatalf("Error registering client with 'foo' account: %v", err)
}
cbar, crBar, _ := newClientForServer(s)
defer cbar.nc.Close()
if err := cbar.registerWithAccount(barAcc); err != nil {
t.Fatalf("Error registering client with 'bar' account: %v", err)
}
// Test first that trying to import with no matching export permission returns an error.
if err := cbar.acc.addStreamImport(fooAcc, "foo", "import"); err != ErrStreamImportAuthorization {
t.Fatalf("Expected error of ErrAccountImportAuthorization but got %v", err)
}
// Now map the subject space between foo and bar.
// Need to do export first.
if err := cfoo.acc.addStreamExport("foo", nil); err != nil { // Public with no accounts defined.
t.Fatalf("Error adding account export to client foo: %v", err)
}
if err := cbar.acc.addStreamImport(fooAcc, "foo", "import"); err != nil {
t.Fatalf("Error adding account import to client bar: %v", err)
}
// Normal Subscription on bar client.
go cbar.parse([]byte("SUB import.foo 1\r\nSUB import.foo bar 2\r\nPING\r\n"))
_, err := crBar.ReadString('\n') // Make sure subscriptions were processed.
if err != nil {
t.Fatalf("Error for client 'bar' from server: %v", err)
}
// Now publish our message.
go cfoo.parseAndFlush([]byte("PUB foo 5\r\nhello\r\n"))
checkMsg := func(l, sid string) {
t.Helper()
mraw := msgPat.FindAllStringSubmatch(l, -1)
if len(mraw) == 0 {
t.Fatalf("No message received")
}
matches := mraw[0]
if matches[SUB_INDEX] != "import.foo" {
t.Fatalf("Did not get correct subject: '%s'", matches[SUB_INDEX])
}
if matches[SID_INDEX] != sid {
t.Fatalf("Did not get correct sid: '%s'", matches[SID_INDEX])
}
}
// Now check we got the message from normal subscription.
l, err := crBar.ReadString('\n')
if err != nil {
t.Fatalf("Error reading from client 'bar': %v", err)
}
checkMsg(l, "1")
checkPayload(crBar, []byte("hello\r\n"), t)
l, err = crBar.ReadString('\n')
if err != nil {
t.Fatalf("Error reading from client 'baz': %v", err)
}
checkMsg(l, "2")
checkPayload(crBar, []byte("hello\r\n"), t)
}
func TestNoPrefixWildcardMapping(t *testing.T) {
s, fooAcc, barAcc := simpleAccountServer(t)
defer s.Shutdown()
cfoo, _, _ := newClientForServer(s)
defer cfoo.nc.Close()
if err := cfoo.registerWithAccount(fooAcc); err != nil {
t.Fatalf("Error registering client with 'foo' account: %v", err)
}
cbar, crBar, _ := newClientForServer(s)
defer cbar.nc.Close()
if err := cbar.registerWithAccount(barAcc); err != nil {
t.Fatalf("Error registering client with 'bar' account: %v", err)
}
if err := cfoo.acc.addStreamExport(">", []*Account{barAcc}); err != nil { // Public with no accounts defined.
t.Fatalf("Error adding account export to client foo: %v", err)
}
if err := cbar.acc.addStreamImport(fooAcc, "*", ""); err != nil {
t.Fatalf("Error adding account import to client bar: %v", err)
}
// Normal Subscription on bar client for literal "foo".
go cbar.parse([]byte("SUB foo 1\r\nPING\r\n"))
_, err := crBar.ReadString('\n') // Make sure subscriptions were processed.
if err != nil {
t.Fatalf("Error for client 'bar' from server: %v", err)
}
// Now publish our message.
go cfoo.parseAndFlush([]byte("PUB foo 5\r\nhello\r\n"))
// Now check we got the message from normal subscription.
l, err := crBar.ReadString('\n')
if err != nil {
t.Fatalf("Error reading from client 'bar': %v", err)
}
mraw := msgPat.FindAllStringSubmatch(l, -1)
if len(mraw) == 0 {
t.Fatalf("No message received")
}
matches := mraw[0]
if matches[SUB_INDEX] != "foo" {
t.Fatalf("Did not get correct subject: '%s'", matches[SUB_INDEX])
}
if matches[SID_INDEX] != "1" {
t.Fatalf("Did not get correct sid: '%s'", matches[SID_INDEX])
}
checkPayload(crBar, []byte("hello\r\n"), t)
}
func TestPrefixWildcardMapping(t *testing.T) {
s, fooAcc, barAcc := simpleAccountServer(t)
defer s.Shutdown()
cfoo, _, _ := newClientForServer(s)
defer cfoo.nc.Close()
if err := cfoo.registerWithAccount(fooAcc); err != nil {
t.Fatalf("Error registering client with 'foo' account: %v", err)
}
cbar, crBar, _ := newClientForServer(s)
defer cbar.nc.Close()
if err := cbar.registerWithAccount(barAcc); err != nil {
t.Fatalf("Error registering client with 'bar' account: %v", err)
}
if err := cfoo.acc.addStreamExport(">", []*Account{barAcc}); err != nil { // Public with no accounts defined.
t.Fatalf("Error adding account export to client foo: %v", err)
}
if err := cbar.acc.addStreamImport(fooAcc, "*", "pub.imports."); err != nil {
t.Fatalf("Error adding account import to client bar: %v", err)
}
// Normal Subscription on bar client for wildcard.
go cbar.parse([]byte("SUB pub.imports.* 1\r\nPING\r\n"))
_, err := crBar.ReadString('\n') // Make sure subscriptions were processed.
if err != nil {
t.Fatalf("Error for client 'bar' from server: %v", err)
}
// Now publish our message.
go cfoo.parseAndFlush([]byte("PUB foo 5\r\nhello\r\n"))
// Now check we got the messages from wildcard subscription.
l, err := crBar.ReadString('\n')
if err != nil {
t.Fatalf("Error reading from client 'bar': %v", err)
}
mraw := msgPat.FindAllStringSubmatch(l, -1)
if len(mraw) == 0 {
t.Fatalf("No message received")
}
matches := mraw[0]
if matches[SUB_INDEX] != "pub.imports.foo" {
t.Fatalf("Did not get correct subject: '%s'", matches[SUB_INDEX])
}
if matches[SID_INDEX] != "1" {
t.Fatalf("Did not get correct sid: '%s'", matches[SID_INDEX])
}
checkPayload(crBar, []byte("hello\r\n"), t)
}
func TestPrefixWildcardMappingWithLiteralSub(t *testing.T) {
s, fooAcc, barAcc := simpleAccountServer(t)
defer s.Shutdown()
cfoo, _, _ := newClientForServer(s)
defer cfoo.nc.Close()
if err := cfoo.registerWithAccount(fooAcc); err != nil {
t.Fatalf("Error registering client with 'foo' account: %v", err)
}
cbar, crBar, _ := newClientForServer(s)
defer cbar.nc.Close()
if err := cbar.registerWithAccount(barAcc); err != nil {
t.Fatalf("Error registering client with 'bar' account: %v", err)
}
if err := cfoo.acc.addStreamExport(">", []*Account{barAcc}); err != nil { // Public with no accounts defined.
t.Fatalf("Error adding account export to client foo: %v", err)
}
if err := cbar.acc.addStreamImport(fooAcc, "*", "pub.imports."); err != nil {
t.Fatalf("Error adding account import to client bar: %v", err)
}
// Normal Subscription on bar client for wildcard.
go cbar.parse([]byte("SUB pub.imports.foo 1\r\nPING\r\n"))
_, err := crBar.ReadString('\n') // Make sure subscriptions were processed.
if err != nil {
t.Fatalf("Error for client 'bar' from server: %v", err)
}
// Now publish our message.
go cfoo.parseAndFlush([]byte("PUB foo 5\r\nhello\r\n"))
// Now check we got the messages from wildcard subscription.
l, err := crBar.ReadString('\n')
if err != nil {
t.Fatalf("Error reading from client 'bar': %v", err)
}
mraw := msgPat.FindAllStringSubmatch(l, -1)
if len(mraw) == 0 {
t.Fatalf("No message received")
}
matches := mraw[0]
if matches[SUB_INDEX] != "pub.imports.foo" {
t.Fatalf("Did not get correct subject: '%s'", matches[SUB_INDEX])
}
if matches[SID_INDEX] != "1" {
t.Fatalf("Did not get correct sid: '%s'", matches[SID_INDEX])
}
checkPayload(crBar, []byte("hello\r\n"), t)
}
func TestCrossAccountRequestReply(t *testing.T) {
s, fooAcc, barAcc := simpleAccountServer(t)
defer s.Shutdown()
cfoo, crFoo, _ := newClientForServer(s)
defer cfoo.nc.Close()
if err := cfoo.registerWithAccount(fooAcc); err != nil {
t.Fatalf("Error registering client with 'foo' account: %v", err)
}
cbar, crBar, _ := newClientForServer(s)
defer cbar.nc.Close()
if err := cbar.registerWithAccount(barAcc); err != nil {
t.Fatalf("Error registering client with 'bar' account: %v", err)
}
// Add in the service import for the requests. Make it public.
if err := cfoo.acc.addServiceExport("test.request", nil); err != nil {
t.Fatalf("Error adding account service import to client foo: %v", err)
}
// Test addServiceImport to make sure it requires accounts, and literalsubjects for both from and to subjects.
if err := cbar.acc.addServiceImport(nil, "foo", "test.request"); err != ErrMissingAccount {
t.Fatalf("Expected ErrMissingAccount but received %v.", err)
}
if err := cbar.acc.addServiceImport(fooAcc, "*", "test.request"); err != ErrInvalidSubject {
t.Fatalf("Expected ErrInvalidSubject but received %v.", err)
}
if err := cbar.acc.addServiceImport(fooAcc, "foo", "test..request."); err != ErrInvalidSubject {
t.Fatalf("Expected ErrInvalidSubject but received %v.", err)
}
// Now add in the Route for request to be routed to the foo account.
if err := cbar.acc.addServiceImport(fooAcc, "foo", "test.request"); err != nil {
t.Fatalf("Error adding account route to client bar: %v", err)
}
// Now setup the resonder under cfoo
cfoo.parse([]byte("SUB test.request 1\r\n"))
// Now send the request. Remember we expect the request on our local foo. We added the route
// with that "from" and will map it to "test.request"
go cbar.parseAndFlush([]byte("SUB bar 11\r\nPUB foo bar 4\r\nhelp\r\n"))
// Now read the request from crFoo
l, err := crFoo.ReadString('\n')
if err != nil {
t.Fatalf("Error reading from client 'bar': %v", err)
}
mraw := msgPat.FindAllStringSubmatch(l, -1)
if len(mraw) == 0 {
t.Fatalf("No message received")
}
matches := mraw[0]
if matches[SUB_INDEX] != "test.request" {
t.Fatalf("Did not get correct subject: '%s'", matches[SUB_INDEX])
}
if matches[SID_INDEX] != "1" {
t.Fatalf("Did not get correct sid: '%s'", matches[SID_INDEX])
}
// Make sure this looks like _INBOX
if !strings.HasPrefix(matches[REPLY_INDEX], "_INBOX.") {
t.Fatalf("Expected an _INBOX.* like reply, got '%s'", matches[REPLY_INDEX])
}
checkPayload(crFoo, []byte("help\r\n"), t)
replyOp := fmt.Sprintf("PUB %s 2\r\n22\r\n", matches[REPLY_INDEX])
go cfoo.parseAndFlush([]byte(replyOp))
// Now read the response from crBar
l, err = crBar.ReadString('\n')
if err != nil {
t.Fatalf("Error reading from client 'bar': %v", err)
}
mraw = msgPat.FindAllStringSubmatch(l, -1)
if len(mraw) == 0 {
t.Fatalf("No message received")
}
matches = mraw[0]
if matches[SUB_INDEX] != "bar" {
t.Fatalf("Did not get correct subject: '%s'", matches[SUB_INDEX])
}
if matches[SID_INDEX] != "11" {
t.Fatalf("Did not get correct sid: '%s'", matches[SID_INDEX])
}
if matches[REPLY_INDEX] != "" {
t.Fatalf("Did not get correct sid: '%s'", matches[SID_INDEX])
}
checkPayload(crBar, []byte("22\r\n"), t)
// Make sure we have no service imports on fooAcc. An implicit one was created
// for the response but should be removed when the response was processed.
if nr := fooAcc.numServiceRoutes(); nr != 0 {
t.Fatalf("Expected no remaining routes on fooAcc, got %d", nr)
}
}
func BenchmarkNewRouteReply(b *testing.B) {
opts := defaultServerOptions
s := New(&opts)
c, _, _ := newClientForServer(s)
b.ResetTimer()
for i := 0; i < b.N; i++ {
c.newServiceReply()
}
}