2001 lines
56 KiB
Go
2001 lines
56 KiB
Go
package consul
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import (
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"crypto/x509"
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"fmt"
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"net"
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"os"
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"reflect"
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"strings"
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"sync"
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"sync/atomic"
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"testing"
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"time"
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"github.com/armon/go-metrics"
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"github.com/google/tcpproxy"
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"github.com/hashicorp/go-hclog"
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"github.com/hashicorp/memberlist"
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"github.com/hashicorp/raft"
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"google.golang.org/grpc"
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"github.com/hashicorp/go-uuid"
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"golang.org/x/time/rate"
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"github.com/hashicorp/consul-net-rpc/net/rpc"
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"github.com/hashicorp/consul/agent/connect"
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"github.com/hashicorp/consul/agent/metadata"
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"github.com/hashicorp/consul/agent/rpc/middleware"
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"github.com/hashicorp/consul/agent/structs"
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"github.com/hashicorp/consul/agent/token"
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"github.com/hashicorp/consul/ipaddr"
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"github.com/hashicorp/consul/sdk/freeport"
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"github.com/hashicorp/consul/sdk/testutil"
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"github.com/hashicorp/consul/sdk/testutil/retry"
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"github.com/hashicorp/consul/testrpc"
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"github.com/hashicorp/consul/tlsutil"
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"github.com/hashicorp/consul/types"
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"github.com/stretchr/testify/require"
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)
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const (
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TestDefaultInitialManagementToken = "d9f05e83-a7ae-47ce-839e-c0d53a68c00a"
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)
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// testTLSCertificates Generates a TLS CA and server key/cert and returns them
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// in PEM encoded form.
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func testTLSCertificates(serverName string) (cert string, key string, cacert string, err error) {
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signer, _, err := tlsutil.GeneratePrivateKey()
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if err != nil {
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return "", "", "", err
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}
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ca, _, err := tlsutil.GenerateCA(tlsutil.CAOpts{Signer: signer})
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if err != nil {
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return "", "", "", err
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}
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cert, privateKey, err := tlsutil.GenerateCert(tlsutil.CertOpts{
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Signer: signer,
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CA: ca,
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Name: "Test Cert Name",
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Days: 365,
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DNSNames: []string{serverName},
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ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth, x509.ExtKeyUsageClientAuth},
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})
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if err != nil {
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return "", "", "", err
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}
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return cert, privateKey, ca, nil
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}
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func testServerACLConfig(c *Config) {
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c.PrimaryDatacenter = "dc1"
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c.ACLsEnabled = true
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c.ACLInitialManagementToken = TestDefaultInitialManagementToken
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c.ACLResolverSettings.ACLDefaultPolicy = "deny"
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}
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func configureTLS(config *Config) {
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config.TLSConfig.InternalRPC.CAFile = "../../test/ca/root.cer"
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config.TLSConfig.InternalRPC.CertFile = "../../test/key/ourdomain.cer"
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config.TLSConfig.InternalRPC.KeyFile = "../../test/key/ourdomain.key"
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}
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var id int64
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func uniqueNodeName(name string) string {
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name = strings.ReplaceAll(name, "/", "_")
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return fmt.Sprintf("%s-node-%d", name, atomic.AddInt64(&id, 1))
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}
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// This will find the leader of a list of servers and verify that leader establishment has completed
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func waitForLeaderEstablishment(t *testing.T, servers ...*Server) {
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t.Helper()
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retry.Run(t, func(r *retry.R) {
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hasLeader := false
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for _, srv := range servers {
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if srv.IsLeader() {
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hasLeader = true
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require.True(r, srv.isReadyForConsistentReads(), "Leader %s hasn't finished establishing leadership yet", srv.config.NodeName)
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}
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}
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require.True(r, hasLeader, "Cluster has not elected a leader yet")
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})
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}
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func testServerConfig(t *testing.T) (string, *Config) {
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dir := testutil.TempDir(t, "consul")
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config := DefaultConfig()
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ports := freeport.GetN(t, 3)
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config.NodeName = uniqueNodeName(t.Name())
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config.Bootstrap = true
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config.Datacenter = "dc1"
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config.PrimaryDatacenter = "dc1"
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config.DataDir = dir
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// bind the rpc server to a random port. config.RPCAdvertise will be
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// set to the listen address unless it was set in the configuration.
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// In that case get the address from srv.Listener.Addr().
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config.RPCAddr = &net.TCPAddr{IP: []byte{127, 0, 0, 1}, Port: ports[0]}
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nodeID, err := uuid.GenerateUUID()
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if err != nil {
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t.Fatal(err)
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}
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config.NodeID = types.NodeID(nodeID)
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// set the memberlist bind port to 0 to bind to a random port.
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// memberlist will update the value of BindPort after bind
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// to the actual value.
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config.SerfLANConfig.MemberlistConfig.BindAddr = "127.0.0.1"
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config.SerfLANConfig.MemberlistConfig.BindPort = ports[1]
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config.SerfLANConfig.MemberlistConfig.AdvertisePort = ports[1]
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config.SerfLANConfig.MemberlistConfig.SuspicionMult = 2
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config.SerfLANConfig.MemberlistConfig.ProbeTimeout = 50 * time.Millisecond
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config.SerfLANConfig.MemberlistConfig.ProbeInterval = 100 * time.Millisecond
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config.SerfLANConfig.MemberlistConfig.GossipInterval = 100 * time.Millisecond
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config.SerfLANConfig.MemberlistConfig.DeadNodeReclaimTime = 100 * time.Millisecond
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config.SerfWANConfig.MemberlistConfig.BindAddr = "127.0.0.1"
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config.SerfWANConfig.MemberlistConfig.BindPort = ports[2]
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config.SerfWANConfig.MemberlistConfig.AdvertisePort = ports[2]
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config.SerfWANConfig.MemberlistConfig.SuspicionMult = 2
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config.SerfWANConfig.MemberlistConfig.ProbeTimeout = 50 * time.Millisecond
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config.SerfWANConfig.MemberlistConfig.ProbeInterval = 100 * time.Millisecond
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config.SerfWANConfig.MemberlistConfig.GossipInterval = 100 * time.Millisecond
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config.SerfWANConfig.MemberlistConfig.DeadNodeReclaimTime = 100 * time.Millisecond
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config.RaftConfig.LeaderLeaseTimeout = 100 * time.Millisecond
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config.RaftConfig.HeartbeatTimeout = 200 * time.Millisecond
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config.RaftConfig.ElectionTimeout = 200 * time.Millisecond
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config.ReconcileInterval = 300 * time.Millisecond
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config.AutopilotConfig.ServerStabilizationTime = 100 * time.Millisecond
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config.ServerHealthInterval = 50 * time.Millisecond
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config.AutopilotInterval = 100 * time.Millisecond
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config.CoordinateUpdatePeriod = 100 * time.Millisecond
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config.LeaveDrainTime = 1 * time.Millisecond
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// TODO (slackpad) - We should be able to run all tests w/o this, but it
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// looks like several depend on it.
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config.RPCHoldTimeout = 10 * time.Second
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config.ConnectEnabled = true
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config.CAConfig = &structs.CAConfiguration{
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ClusterID: connect.TestClusterID,
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Provider: structs.ConsulCAProvider,
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Config: map[string]interface{}{
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"PrivateKey": "",
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"RootCert": "",
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"LeafCertTTL": "72h",
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"IntermediateCertTTL": "288h",
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},
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}
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return dir, config
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}
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// Deprecated: use testServerWithConfig instead. It does the same thing and more.
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func testServer(t *testing.T) (string, *Server) {
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return testServerWithConfig(t)
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}
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// Deprecated: use testServerWithConfig
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func testServerDC(t *testing.T, dc string) (string, *Server) {
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return testServerWithConfig(t, func(c *Config) {
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c.Datacenter = dc
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c.Bootstrap = true
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})
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}
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// Deprecated: use testServerWithConfig
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func testServerDCBootstrap(t *testing.T, dc string, bootstrap bool) (string, *Server) {
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return testServerWithConfig(t, func(c *Config) {
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c.Datacenter = dc
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c.PrimaryDatacenter = dc
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c.Bootstrap = bootstrap
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})
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}
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// Deprecated: use testServerWithConfig
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func testServerDCExpect(t *testing.T, dc string, expect int) (string, *Server) {
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return testServerWithConfig(t, func(c *Config) {
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c.Datacenter = dc
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c.Bootstrap = false
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c.BootstrapExpect = expect
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})
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}
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func testServerWithConfig(t *testing.T, configOpts ...func(*Config)) (string, *Server) {
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var dir string
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var srv *Server
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// Retry added to avoid cases where bind addr is already in use
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retry.RunWith(retry.ThreeTimes(), t, func(r *retry.R) {
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var config *Config
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dir, config = testServerConfig(t)
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for _, fn := range configOpts {
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fn(config)
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}
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// Apply config to copied fields because many tests only set the old
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//values.
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config.ACLResolverSettings.ACLsEnabled = config.ACLsEnabled
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config.ACLResolverSettings.NodeName = config.NodeName
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config.ACLResolverSettings.Datacenter = config.Datacenter
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config.ACLResolverSettings.EnterpriseMeta = *config.AgentEnterpriseMeta()
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var err error
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srv, err = newServer(t, config)
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if err != nil {
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r.Fatalf("err: %v", err)
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}
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})
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t.Cleanup(func() { srv.Shutdown() })
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return dir, srv
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}
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// cb is a function that can alter the test servers configuration prior to the server starting.
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func testACLServerWithConfig(t *testing.T, cb func(*Config), initReplicationToken bool) (string, *Server, rpc.ClientCodec) {
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opts := []func(*Config){testServerACLConfig}
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if cb != nil {
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opts = append(opts, cb)
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}
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dir, srv := testServerWithConfig(t, opts...)
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if initReplicationToken {
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// setup some tokens here so we get less warnings in the logs
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srv.tokens.UpdateReplicationToken(TestDefaultInitialManagementToken, token.TokenSourceConfig)
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}
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codec := rpcClient(t, srv)
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return dir, srv, codec
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}
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func testGRPCIntegrationServer(t *testing.T, cb func(*Config)) (*Server, *grpc.ClientConn, rpc.ClientCodec) {
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_, srv, codec := testACLServerWithConfig(t, cb, false)
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// Normally the gRPC server listener is created at the agent level and passed down into
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// the Server creation. For our tests, we need to ensure
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ln, err := net.Listen("tcp", "127.0.0.1:0")
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require.NoError(t, err)
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go func() {
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_ = srv.publicGRPCServer.Serve(ln)
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}()
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t.Cleanup(srv.publicGRPCServer.Stop)
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conn, err := grpc.Dial(ln.Addr().String(), grpc.WithInsecure())
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require.NoError(t, err)
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t.Cleanup(func() { _ = conn.Close() })
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return srv, conn, codec
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}
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func newServer(t *testing.T, c *Config) (*Server, error) {
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return newServerWithDeps(t, c, newDefaultDeps(t, c))
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}
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func newServerWithDeps(t *testing.T, c *Config, deps Deps) (*Server, error) {
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// chain server up notification
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oldNotify := c.NotifyListen
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up := make(chan struct{})
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c.NotifyListen = func() {
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close(up)
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if oldNotify != nil {
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oldNotify()
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}
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}
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srv, err := NewServer(c, deps, grpc.NewServer())
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if err != nil {
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return nil, err
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}
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t.Cleanup(func() { srv.Shutdown() })
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// wait until after listen
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<-up
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// get the real address
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//
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// the server already sets the RPCAdvertise address
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// if it wasn't configured since it needs it for
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// some initialization
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//
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// todo(fs): setting RPCAddr should probably be guarded
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// todo(fs): but for now it is a shortcut to avoid fixing
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// todo(fs): tests which depend on that value. They should
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// todo(fs): just get the listener address instead.
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c.RPCAddr = srv.Listener.Addr().(*net.TCPAddr)
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return srv, nil
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}
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func TestServer_StartStop(t *testing.T) {
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t.Parallel()
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// Start up a server and then stop it.
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_, s1 := testServer(t)
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if err := s1.Shutdown(); err != nil {
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t.Fatalf("err: %v", err)
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}
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// Shut down again, which should be idempotent.
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if err := s1.Shutdown(); err != nil {
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t.Fatalf("err: %v", err)
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}
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}
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func TestServer_fixupACLDatacenter(t *testing.T) {
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if testing.Short() {
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t.Skip("too slow for testing.Short")
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}
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t.Parallel()
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_, s1 := testServerWithConfig(t, func(c *Config) {
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c.Datacenter = "aye"
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c.PrimaryDatacenter = "aye"
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c.ACLsEnabled = true
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})
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defer s1.Shutdown()
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_, s2 := testServerWithConfig(t, func(c *Config) {
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c.Datacenter = "bee"
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c.PrimaryDatacenter = "aye"
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c.ACLsEnabled = true
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})
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defer s2.Shutdown()
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// Try to join
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joinWAN(t, s2, s1)
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retry.Run(t, func(r *retry.R) {
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if got, want := len(s1.WANMembers()), 2; got != want {
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r.Fatalf("got %d s1 WAN members want %d", got, want)
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}
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if got, want := len(s2.WANMembers()), 2; got != want {
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r.Fatalf("got %d s2 WAN members want %d", got, want)
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}
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})
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testrpc.WaitForLeader(t, s1.RPC, "aye")
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testrpc.WaitForLeader(t, s2.RPC, "bee")
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require.Equal(t, "aye", s1.config.Datacenter)
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require.Equal(t, "aye", s1.config.PrimaryDatacenter)
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require.Equal(t, "aye", s1.config.PrimaryDatacenter)
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require.Equal(t, "bee", s2.config.Datacenter)
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require.Equal(t, "aye", s2.config.PrimaryDatacenter)
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require.Equal(t, "aye", s2.config.PrimaryDatacenter)
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}
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func TestServer_JoinLAN(t *testing.T) {
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t.Parallel()
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dir1, s1 := testServer(t)
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defer os.RemoveAll(dir1)
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defer s1.Shutdown()
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dir2, s2 := testServer(t)
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defer os.RemoveAll(dir2)
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defer s2.Shutdown()
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// Try to join
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joinLAN(t, s2, s1)
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retry.Run(t, func(r *retry.R) {
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if got, want := len(s1.LANMembersInAgentPartition()), 2; got != want {
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r.Fatalf("got %d s1 LAN members want %d", got, want)
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}
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if got, want := len(s2.LANMembersInAgentPartition()), 2; got != want {
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r.Fatalf("got %d s2 LAN members want %d", got, want)
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}
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})
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}
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// TestServer_JoinLAN_SerfAllowedCIDRs test that IPs might be blocked with
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// Serf.
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//
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// To run properly, this test requires to be able to bind and have access on
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// 127.0.1.1 which is the case for most Linux machines and Windows, so Unit
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// test will run in the CI.
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//
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// To run it on Mac OS, please run this command first, otherwise the test will
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// be skipped: `sudo ifconfig lo0 alias 127.0.1.1 up`
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func TestServer_JoinLAN_SerfAllowedCIDRs(t *testing.T) {
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t.Parallel()
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const targetAddr = "127.0.1.1"
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skipIfCannotBindToIP(t, targetAddr)
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dir1, s1 := testServerWithConfig(t, func(c *Config) {
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c.BootstrapExpect = 1
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lan, err := memberlist.ParseCIDRs([]string{"127.0.0.1/32"})
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require.NoError(t, err)
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c.SerfLANConfig.MemberlistConfig.CIDRsAllowed = lan
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wan, err := memberlist.ParseCIDRs([]string{"127.0.0.0/24", "::1/128"})
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require.NoError(t, err)
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c.SerfWANConfig.MemberlistConfig.CIDRsAllowed = wan
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})
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defer os.RemoveAll(dir1)
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defer s1.Shutdown()
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dir2, a2 := testClientWithConfig(t, func(c *Config) {
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c.SerfLANConfig.MemberlistConfig.BindAddr = targetAddr
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})
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defer os.RemoveAll(dir2)
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defer a2.Shutdown()
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dir3, rs3 := testServerWithConfig(t, func(c *Config) {
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c.BootstrapExpect = 1
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c.Datacenter = "dc2"
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})
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defer os.RemoveAll(dir3)
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defer rs3.Shutdown()
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leaderAddr := joinAddrLAN(s1)
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if _, err := a2.JoinLAN([]string{leaderAddr}, nil); err != nil {
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t.Fatalf("Expected no error, had: %#v", err)
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}
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// Try to join
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joinWAN(t, rs3, s1)
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retry.Run(t, func(r *retry.R) {
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if got, want := len(s1.LANMembersInAgentPartition()), 1; got != want {
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// LAN is blocked, should be 1 only
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r.Fatalf("got %d s1 LAN members want %d", got, want)
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}
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if got, want := len(a2.LANMembersInAgentPartition()), 2; got != want {
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// LAN is blocked a2 can see s1, but not s1
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r.Fatalf("got %d a2 LAN members want %d", got, want)
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}
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if got, want := len(s1.WANMembers()), 2; got != want {
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r.Fatalf("got %d s1 WAN members want %d", got, want)
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}
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if got, want := len(rs3.WANMembers()), 2; got != want {
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r.Fatalf("got %d rs3 WAN members want %d", got, want)
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}
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})
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}
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// TestServer_JoinWAN_SerfAllowedCIDRs test that IPs might be
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// blocked with Serf.
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//
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// To run properly, this test requires to be able to bind and have access on
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// 127.0.1.1 which is the case for most Linux machines and Windows, so Unit
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// test will run in the CI.
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//
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// To run it on Mac OS, please run this command first, otherwise the test will
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// be skipped: `sudo ifconfig lo0 alias 127.0.1.1 up`
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func TestServer_JoinWAN_SerfAllowedCIDRs(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
const targetAddr = "127.0.1.1"
|
|
|
|
skipIfCannotBindToIP(t, targetAddr)
|
|
|
|
wanCIDRs, err := memberlist.ParseCIDRs([]string{"127.0.0.1/32"})
|
|
require.NoError(t, err)
|
|
|
|
dir1, s1 := testServerWithConfig(t, func(c *Config) {
|
|
c.Bootstrap = true
|
|
c.BootstrapExpect = 1
|
|
c.Datacenter = "dc1"
|
|
c.SerfWANConfig.MemberlistConfig.CIDRsAllowed = wanCIDRs
|
|
})
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
waitForLeaderEstablishment(t, s1)
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
|
|
dir2, s2 := testServerWithConfig(t, func(c *Config) {
|
|
c.Bootstrap = true
|
|
c.BootstrapExpect = 1
|
|
c.PrimaryDatacenter = "dc1"
|
|
c.Datacenter = "dc2"
|
|
c.SerfWANConfig.MemberlistConfig.BindAddr = targetAddr
|
|
})
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
waitForLeaderEstablishment(t, s2)
|
|
testrpc.WaitForLeader(t, s2.RPC, "dc2")
|
|
|
|
// Joining should be fine
|
|
joinWANWithNoMembershipChecks(t, s2, s1)
|
|
|
|
// But membership is blocked if you go and take a peek on the server.
|
|
t.Run("LAN membership should only show each other", func(t *testing.T) {
|
|
require.Len(t, s1.LANMembersInAgentPartition(), 1)
|
|
require.Len(t, s2.LANMembersInAgentPartition(), 1)
|
|
})
|
|
t.Run("WAN membership in the primary should not show the secondary", func(t *testing.T) {
|
|
require.Len(t, s1.WANMembers(), 1)
|
|
})
|
|
t.Run("WAN membership in the secondary can show the primary", func(t *testing.T) {
|
|
require.Len(t, s2.WANMembers(), 2)
|
|
})
|
|
}
|
|
|
|
func skipIfCannotBindToIP(t *testing.T, ip string) {
|
|
l, err := net.Listen("tcp", net.JoinHostPort(ip, "0"))
|
|
if err != nil {
|
|
t.Skipf("Cannot bind on %s, to run on Mac OS: `sudo ifconfig lo0 alias %s up`", ip, ip)
|
|
}
|
|
l.Close()
|
|
}
|
|
|
|
func TestServer_LANReap(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
|
|
configureServer := func(c *Config) {
|
|
c.SerfFloodInterval = 100 * time.Millisecond
|
|
c.SerfLANConfig.ReconnectTimeout = 250 * time.Millisecond
|
|
c.SerfLANConfig.TombstoneTimeout = 250 * time.Millisecond
|
|
c.SerfLANConfig.ReapInterval = 300 * time.Millisecond
|
|
}
|
|
|
|
dir1, s1 := testServerWithConfig(t, func(c *Config) {
|
|
c.Datacenter = "dc1"
|
|
c.Bootstrap = true
|
|
configureServer(c)
|
|
})
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
dir2, s2 := testServerWithConfig(t, func(c *Config) {
|
|
c.Datacenter = "dc1"
|
|
c.Bootstrap = false
|
|
configureServer(c)
|
|
})
|
|
defer os.RemoveAll(dir2)
|
|
|
|
dir3, s3 := testServerWithConfig(t, func(c *Config) {
|
|
c.Datacenter = "dc1"
|
|
c.Bootstrap = false
|
|
configureServer(c)
|
|
})
|
|
defer os.RemoveAll(dir3)
|
|
defer s3.Shutdown()
|
|
|
|
// Try to join
|
|
joinLAN(t, s2, s1)
|
|
joinLAN(t, s3, s1)
|
|
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
testrpc.WaitForLeader(t, s2.RPC, "dc1")
|
|
testrpc.WaitForLeader(t, s3.RPC, "dc1")
|
|
|
|
retry.Run(t, func(r *retry.R) {
|
|
require.Len(r, s1.LANMembersInAgentPartition(), 3)
|
|
require.Len(r, s2.LANMembersInAgentPartition(), 3)
|
|
require.Len(r, s3.LANMembersInAgentPartition(), 3)
|
|
})
|
|
|
|
// Check the router has both
|
|
retry.Run(t, func(r *retry.R) {
|
|
require.Len(r, s1.serverLookup.Servers(), 3)
|
|
require.Len(r, s2.serverLookup.Servers(), 3)
|
|
require.Len(r, s3.serverLookup.Servers(), 3)
|
|
})
|
|
|
|
// shutdown the second dc
|
|
s2.Shutdown()
|
|
|
|
retry.Run(t, func(r *retry.R) {
|
|
require.Len(r, s1.LANMembersInAgentPartition(), 2)
|
|
servers := s1.serverLookup.Servers()
|
|
require.Len(r, servers, 2)
|
|
// require.Equal(r, s1.config.NodeName, servers[0].Name)
|
|
})
|
|
}
|
|
|
|
func TestServer_JoinWAN(t *testing.T) {
|
|
t.Parallel()
|
|
dir1, s1 := testServer(t)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
dir2, s2 := testServerDC(t, "dc2")
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
// Try to join
|
|
joinWAN(t, s2, s1)
|
|
retry.Run(t, func(r *retry.R) {
|
|
if got, want := len(s1.WANMembers()), 2; got != want {
|
|
r.Fatalf("got %d s1 WAN members want %d", got, want)
|
|
}
|
|
if got, want := len(s2.WANMembers()), 2; got != want {
|
|
r.Fatalf("got %d s2 WAN members want %d", got, want)
|
|
}
|
|
})
|
|
|
|
// Check the router has both
|
|
retry.Run(t, func(r *retry.R) {
|
|
if got, want := len(s1.router.GetDatacenters()), 2; got != want {
|
|
r.Fatalf("got %d routes want %d", got, want)
|
|
}
|
|
if got, want := len(s2.router.GetDatacenters()), 2; got != want {
|
|
r.Fatalf("got %d datacenters want %d", got, want)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_WANReap(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
dir1, s1 := testServerWithConfig(t, func(c *Config) {
|
|
c.Datacenter = "dc1"
|
|
c.Bootstrap = true
|
|
c.SerfFloodInterval = 100 * time.Millisecond
|
|
c.SerfWANConfig.ReconnectTimeout = 250 * time.Millisecond
|
|
c.SerfWANConfig.TombstoneTimeout = 250 * time.Millisecond
|
|
c.SerfWANConfig.ReapInterval = 500 * time.Millisecond
|
|
})
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
dir2, s2 := testServerDC(t, "dc2")
|
|
defer os.RemoveAll(dir2)
|
|
|
|
// Try to join
|
|
joinWAN(t, s2, s1)
|
|
retry.Run(t, func(r *retry.R) {
|
|
require.Len(r, s1.WANMembers(), 2)
|
|
require.Len(r, s2.WANMembers(), 2)
|
|
})
|
|
|
|
// Check the router has both
|
|
retry.Run(t, func(r *retry.R) {
|
|
require.Len(r, s1.router.GetDatacenters(), 2)
|
|
require.Len(r, s2.router.GetDatacenters(), 2)
|
|
})
|
|
|
|
// shutdown the second dc
|
|
s2.Shutdown()
|
|
|
|
retry.Run(t, func(r *retry.R) {
|
|
require.Len(r, s1.WANMembers(), 1)
|
|
datacenters := s1.router.GetDatacenters()
|
|
require.Len(r, datacenters, 1)
|
|
require.Equal(r, "dc1", datacenters[0])
|
|
})
|
|
|
|
}
|
|
|
|
func TestServer_JoinWAN_Flood(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
// Set up two servers in a WAN.
|
|
dir1, s1 := testServerDCBootstrap(t, "dc1", true)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
dir2, s2 := testServerDCBootstrap(t, "dc2", true)
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
joinWAN(t, s2, s1)
|
|
|
|
for _, s := range []*Server{s1, s2} {
|
|
retry.Run(t, func(r *retry.R) {
|
|
if got, want := len(s.WANMembers()), 2; got != want {
|
|
r.Fatalf("got %d WAN members want %d", got, want)
|
|
}
|
|
})
|
|
}
|
|
|
|
dir3, s3 := testServerDCBootstrap(t, "dc1", false)
|
|
defer os.RemoveAll(dir3)
|
|
defer s3.Shutdown()
|
|
|
|
// Do just a LAN join for the new server and make sure it
|
|
// shows up in the WAN.
|
|
joinLAN(t, s3, s1)
|
|
|
|
for _, s := range []*Server{s1, s2, s3} {
|
|
retry.Run(t, func(r *retry.R) {
|
|
if got, want := len(s.WANMembers()), 3; got != want {
|
|
r.Fatalf("got %d WAN members for %s want %d", got, s.config.NodeName, want)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
// This is a mirror of a similar test in agent/agent_test.go
|
|
func TestServer_JoinWAN_viaMeshGateway(t *testing.T) {
|
|
// if this test is failing because of expired certificates
|
|
// use the procedure in test/CA-GENERATION.md
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
|
|
port := freeport.GetOne(t)
|
|
gwAddr := ipaddr.FormatAddressPort("127.0.0.1", port)
|
|
|
|
dir1, s1 := testServerWithConfig(t, func(c *Config) {
|
|
c.TLSConfig.Domain = "consul"
|
|
c.NodeName = "bob"
|
|
c.Datacenter = "dc1"
|
|
c.PrimaryDatacenter = "dc1"
|
|
c.Bootstrap = true
|
|
// tls
|
|
c.TLSConfig.InternalRPC.CAFile = "../../test/hostname/CertAuth.crt"
|
|
c.TLSConfig.InternalRPC.CertFile = "../../test/hostname/Bob.crt"
|
|
c.TLSConfig.InternalRPC.KeyFile = "../../test/hostname/Bob.key"
|
|
c.TLSConfig.InternalRPC.VerifyIncoming = true
|
|
c.TLSConfig.InternalRPC.VerifyOutgoing = true
|
|
c.TLSConfig.InternalRPC.VerifyServerHostname = true
|
|
// wanfed
|
|
c.ConnectMeshGatewayWANFederationEnabled = true
|
|
})
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
dir2, s2 := testServerWithConfig(t, func(c *Config) {
|
|
c.TLSConfig.Domain = "consul"
|
|
c.NodeName = "betty"
|
|
c.Datacenter = "dc2"
|
|
c.PrimaryDatacenter = "dc1"
|
|
c.Bootstrap = true
|
|
// tls
|
|
c.TLSConfig.InternalRPC.CAFile = "../../test/hostname/CertAuth.crt"
|
|
c.TLSConfig.InternalRPC.CertFile = "../../test/hostname/Betty.crt"
|
|
c.TLSConfig.InternalRPC.KeyFile = "../../test/hostname/Betty.key"
|
|
c.TLSConfig.InternalRPC.VerifyIncoming = true
|
|
c.TLSConfig.InternalRPC.VerifyOutgoing = true
|
|
c.TLSConfig.InternalRPC.VerifyServerHostname = true
|
|
// wanfed
|
|
c.ConnectMeshGatewayWANFederationEnabled = true
|
|
})
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
dir3, s3 := testServerWithConfig(t, func(c *Config) {
|
|
c.TLSConfig.Domain = "consul"
|
|
c.NodeName = "bonnie"
|
|
c.Datacenter = "dc3"
|
|
c.PrimaryDatacenter = "dc1"
|
|
c.Bootstrap = true
|
|
// tls
|
|
c.TLSConfig.InternalRPC.CAFile = "../../test/hostname/CertAuth.crt"
|
|
c.TLSConfig.InternalRPC.CertFile = "../../test/hostname/Bonnie.crt"
|
|
c.TLSConfig.InternalRPC.KeyFile = "../../test/hostname/Bonnie.key"
|
|
c.TLSConfig.InternalRPC.VerifyIncoming = true
|
|
c.TLSConfig.InternalRPC.VerifyOutgoing = true
|
|
c.TLSConfig.InternalRPC.VerifyServerHostname = true
|
|
// wanfed
|
|
c.ConnectMeshGatewayWANFederationEnabled = true
|
|
})
|
|
defer os.RemoveAll(dir3)
|
|
defer s3.Shutdown()
|
|
|
|
// We'll use the same gateway for all datacenters since it doesn't care.
|
|
var p tcpproxy.Proxy
|
|
p.AddSNIRoute(gwAddr, "bob.server.dc1.consul", tcpproxy.To(s1.config.RPCAddr.String()))
|
|
p.AddSNIRoute(gwAddr, "betty.server.dc2.consul", tcpproxy.To(s2.config.RPCAddr.String()))
|
|
p.AddSNIRoute(gwAddr, "bonnie.server.dc3.consul", tcpproxy.To(s3.config.RPCAddr.String()))
|
|
p.AddStopACMESearch(gwAddr)
|
|
require.NoError(t, p.Start())
|
|
defer func() {
|
|
p.Close()
|
|
p.Wait()
|
|
}()
|
|
|
|
t.Logf("routing %s => %s", "bob.server.dc1.consul", s1.config.RPCAddr.String())
|
|
t.Logf("routing %s => %s", "betty.server.dc2.consul", s2.config.RPCAddr.String())
|
|
t.Logf("routing %s => %s", "bonnie.server.dc3.consul", s3.config.RPCAddr.String())
|
|
|
|
// Register this into the catalog in dc1.
|
|
{
|
|
arg := structs.RegisterRequest{
|
|
Datacenter: "dc1",
|
|
Node: "bob",
|
|
Address: "127.0.0.1",
|
|
Service: &structs.NodeService{
|
|
Kind: structs.ServiceKindMeshGateway,
|
|
ID: "mesh-gateway",
|
|
Service: "mesh-gateway",
|
|
Meta: map[string]string{structs.MetaWANFederationKey: "1"},
|
|
Port: port,
|
|
},
|
|
}
|
|
|
|
var out struct{}
|
|
require.NoError(t, s1.RPC("Catalog.Register", &arg, &out))
|
|
}
|
|
|
|
// Wait for it to make it into the gateway locator.
|
|
retry.Run(t, func(r *retry.R) {
|
|
require.NotEmpty(r, s1.gatewayLocator.PickGateway("dc1"))
|
|
})
|
|
|
|
// Seed the secondaries with the address of the primary and wait for that to
|
|
// be in their locators.
|
|
s2.RefreshPrimaryGatewayFallbackAddresses([]string{gwAddr})
|
|
retry.Run(t, func(r *retry.R) {
|
|
require.NotEmpty(r, s2.gatewayLocator.PickGateway("dc1"))
|
|
})
|
|
s3.RefreshPrimaryGatewayFallbackAddresses([]string{gwAddr})
|
|
retry.Run(t, func(r *retry.R) {
|
|
require.NotEmpty(r, s3.gatewayLocator.PickGateway("dc1"))
|
|
})
|
|
|
|
// Try to join from secondary to primary. We can't use joinWAN() because we
|
|
// are simulating proper bootstrapping and if ACLs were on we would have to
|
|
// delay gateway registration in the secondary until after one directional
|
|
// join. So this way we explicitly join secondary-to-primary as a standalone
|
|
// operation and follow it up later with a full join.
|
|
_, err := s2.JoinWAN([]string{joinAddrWAN(s1)})
|
|
require.NoError(t, err)
|
|
retry.Run(t, func(r *retry.R) {
|
|
if got, want := len(s2.WANMembers()), 2; got != want {
|
|
r.Fatalf("got %d s2 WAN members want %d", got, want)
|
|
}
|
|
})
|
|
_, err = s3.JoinWAN([]string{joinAddrWAN(s1)})
|
|
require.NoError(t, err)
|
|
retry.Run(t, func(r *retry.R) {
|
|
if got, want := len(s3.WANMembers()), 3; got != want {
|
|
r.Fatalf("got %d s3 WAN members want %d", got, want)
|
|
}
|
|
})
|
|
|
|
// Now we can register this into the catalog in dc2 and dc3.
|
|
{
|
|
arg := structs.RegisterRequest{
|
|
Datacenter: "dc2",
|
|
Node: "betty",
|
|
Address: "127.0.0.1",
|
|
Service: &structs.NodeService{
|
|
Kind: structs.ServiceKindMeshGateway,
|
|
ID: "mesh-gateway",
|
|
Service: "mesh-gateway",
|
|
Meta: map[string]string{structs.MetaWANFederationKey: "1"},
|
|
Port: port,
|
|
},
|
|
}
|
|
|
|
var out struct{}
|
|
require.NoError(t, s2.RPC("Catalog.Register", &arg, &out))
|
|
}
|
|
{
|
|
arg := structs.RegisterRequest{
|
|
Datacenter: "dc3",
|
|
Node: "bonnie",
|
|
Address: "127.0.0.1",
|
|
Service: &structs.NodeService{
|
|
Kind: structs.ServiceKindMeshGateway,
|
|
ID: "mesh-gateway",
|
|
Service: "mesh-gateway",
|
|
Meta: map[string]string{structs.MetaWANFederationKey: "1"},
|
|
Port: port,
|
|
},
|
|
}
|
|
|
|
var out struct{}
|
|
require.NoError(t, s3.RPC("Catalog.Register", &arg, &out))
|
|
}
|
|
|
|
// Wait for it to make it into the gateway locator in dc2 and then for
|
|
// AE to carry it back to the primary
|
|
retry.Run(t, func(r *retry.R) {
|
|
require.NotEmpty(r, s3.gatewayLocator.PickGateway("dc2"))
|
|
require.NotEmpty(r, s2.gatewayLocator.PickGateway("dc2"))
|
|
require.NotEmpty(r, s1.gatewayLocator.PickGateway("dc2"))
|
|
|
|
require.NotEmpty(r, s3.gatewayLocator.PickGateway("dc3"))
|
|
require.NotEmpty(r, s2.gatewayLocator.PickGateway("dc3"))
|
|
require.NotEmpty(r, s1.gatewayLocator.PickGateway("dc3"))
|
|
})
|
|
|
|
// Try to join again using the standard verification method now that
|
|
// all of the plumbing is in place.
|
|
joinWAN(t, s2, s1)
|
|
retry.Run(t, func(r *retry.R) {
|
|
if got, want := len(s1.WANMembers()), 3; got != want {
|
|
r.Fatalf("got %d s1 WAN members want %d", got, want)
|
|
}
|
|
if got, want := len(s2.WANMembers()), 3; got != want {
|
|
r.Fatalf("got %d s2 WAN members want %d", got, want)
|
|
}
|
|
})
|
|
|
|
// Check the router has all of them
|
|
retry.Run(t, func(r *retry.R) {
|
|
if got, want := len(s1.router.GetDatacenters()), 3; got != want {
|
|
r.Fatalf("got %d routes want %d", got, want)
|
|
}
|
|
if got, want := len(s2.router.GetDatacenters()), 3; got != want {
|
|
r.Fatalf("got %d datacenters want %d", got, want)
|
|
}
|
|
if got, want := len(s3.router.GetDatacenters()), 3; got != want {
|
|
r.Fatalf("got %d datacenters want %d", got, want)
|
|
}
|
|
})
|
|
|
|
// Ensure we can do some trivial RPC in all directions.
|
|
servers := map[string]*Server{"dc1": s1, "dc2": s2, "dc3": s3}
|
|
names := map[string]string{"dc1": "bob", "dc2": "betty", "dc3": "bonnie"}
|
|
for _, srcDC := range []string{"dc1", "dc2", "dc3"} {
|
|
srv := servers[srcDC]
|
|
for _, dstDC := range []string{"dc1", "dc2", "dc3"} {
|
|
if srcDC == dstDC {
|
|
continue
|
|
}
|
|
t.Run(srcDC+" to "+dstDC, func(t *testing.T) {
|
|
arg := structs.DCSpecificRequest{
|
|
Datacenter: dstDC,
|
|
}
|
|
var out structs.IndexedNodes
|
|
require.NoError(t, srv.RPC("Catalog.ListNodes", &arg, &out))
|
|
require.Len(t, out.Nodes, 1)
|
|
node := out.Nodes[0]
|
|
require.Equal(t, dstDC, node.Datacenter)
|
|
require.Equal(t, names[dstDC], node.Node)
|
|
})
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestServer_JoinSeparateLanAndWanAddresses(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
dir1, s1 := testServerWithConfig(t, func(c *Config) {
|
|
c.NodeName = t.Name() + "-s1"
|
|
c.Datacenter = "dc1"
|
|
c.Bootstrap = true
|
|
c.SerfFloodInterval = 100 * time.Millisecond
|
|
})
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
s2Name := t.Name() + "-s2"
|
|
dir2, s2 := testServerWithConfig(t, func(c *Config) {
|
|
c.NodeName = s2Name
|
|
c.Datacenter = "dc2"
|
|
c.Bootstrap = false
|
|
// This wan address will be expected to be seen on s1
|
|
c.SerfWANConfig.MemberlistConfig.AdvertiseAddr = "127.0.0.2"
|
|
// This lan address will be expected to be seen on s3
|
|
c.SerfLANConfig.MemberlistConfig.AdvertiseAddr = "127.0.0.3"
|
|
c.SerfFloodInterval = 100 * time.Millisecond
|
|
})
|
|
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
dir3, s3 := testServerWithConfig(t, func(c *Config) {
|
|
c.NodeName = t.Name() + "-s3"
|
|
c.Datacenter = "dc2"
|
|
c.Bootstrap = true
|
|
c.SerfFloodInterval = 100 * time.Millisecond
|
|
})
|
|
defer os.RemoveAll(dir3)
|
|
defer s3.Shutdown()
|
|
|
|
// Join s2 to s1 on wan
|
|
joinWAN(t, s2, s1)
|
|
|
|
// Join s3 to s2 on lan
|
|
joinLAN(t, s3, s2)
|
|
|
|
// We rely on flood joining to fill across the LAN, so we expect s3 to
|
|
// show up on the WAN as well, even though it's not explicitly joined.
|
|
retry.Run(t, func(r *retry.R) {
|
|
if got, want := len(s1.WANMembers()), 3; got != want {
|
|
r.Fatalf("got %d s1 WAN members want %d", got, want)
|
|
}
|
|
if got, want := len(s2.WANMembers()), 3; got != want {
|
|
r.Fatalf("got %d s2 WAN members want %d", got, want)
|
|
}
|
|
if got, want := len(s2.LANMembersInAgentPartition()), 2; got != want {
|
|
r.Fatalf("got %d s2 LAN members want %d", got, want)
|
|
}
|
|
if got, want := len(s3.LANMembersInAgentPartition()), 2; got != want {
|
|
r.Fatalf("got %d s3 LAN members want %d", got, want)
|
|
}
|
|
})
|
|
|
|
// Check the router has both
|
|
retry.Run(t, func(r *retry.R) {
|
|
if len(s1.router.GetDatacenters()) != 2 {
|
|
r.Fatalf("remote consul missing")
|
|
}
|
|
if len(s2.router.GetDatacenters()) != 2 {
|
|
r.Fatalf("remote consul missing")
|
|
}
|
|
if len(s2.serverLookup.Servers()) != 2 {
|
|
r.Fatalf("local consul fellow s3 for s2 missing")
|
|
}
|
|
})
|
|
|
|
// Get and check the wan address of s2 from s1
|
|
var s2WanAddr string
|
|
for _, member := range s1.WANMembers() {
|
|
if member.Name == s2Name+".dc2" {
|
|
s2WanAddr = member.Addr.String()
|
|
}
|
|
}
|
|
if s2WanAddr != "127.0.0.2" {
|
|
t.Fatalf("s1 sees s2 on a wrong address: %s, expecting: %s", s2WanAddr, "127.0.0.2")
|
|
}
|
|
|
|
// Get and check the lan address of s2 from s3
|
|
var s2LanAddr string
|
|
for _, lanmember := range s3.LANMembersInAgentPartition() {
|
|
if lanmember.Name == s2Name {
|
|
s2LanAddr = lanmember.Addr.String()
|
|
}
|
|
}
|
|
if s2LanAddr != "127.0.0.3" {
|
|
t.Fatalf("s3 sees s2 on a wrong address: %s, expecting: %s", s2LanAddr, "127.0.0.3")
|
|
}
|
|
}
|
|
|
|
func TestServer_LeaveLeader(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
dir1, s1 := testServer(t)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
dir2, s2 := testServerDCBootstrap(t, "dc1", false)
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
dir3, s3 := testServerDCBootstrap(t, "dc1", false)
|
|
defer os.RemoveAll(dir3)
|
|
defer s3.Shutdown()
|
|
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
joinLAN(t, s2, s1)
|
|
joinLAN(t, s3, s1)
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantPeers(s1, 3))
|
|
r.Check(wantPeers(s2, 3))
|
|
r.Check(wantPeers(s3, 3))
|
|
})
|
|
// Issue a leave to the leader
|
|
var leader *Server
|
|
switch {
|
|
case s1.IsLeader():
|
|
leader = s1
|
|
case s2.IsLeader():
|
|
leader = s2
|
|
case s3.IsLeader():
|
|
leader = s3
|
|
default:
|
|
t.Fatal("no leader")
|
|
}
|
|
if err := leader.Leave(); err != nil {
|
|
t.Fatal("leave failed: ", err)
|
|
}
|
|
|
|
// Should lose a peer
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantPeers(s1, 2))
|
|
r.Check(wantPeers(s2, 2))
|
|
r.Check(wantPeers(s3, 2))
|
|
})
|
|
}
|
|
|
|
func TestServer_Leave(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
dir1, s1 := testServer(t)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
// Second server not in bootstrap mode
|
|
dir2, s2 := testServerDCBootstrap(t, "dc1", false)
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
// Try to join
|
|
joinLAN(t, s2, s1)
|
|
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
testrpc.WaitForLeader(t, s2.RPC, "dc1")
|
|
|
|
// Issue a leave to the non-leader
|
|
var nonleader *Server
|
|
switch {
|
|
case s1.IsLeader():
|
|
nonleader = s2
|
|
case s2.IsLeader():
|
|
nonleader = s1
|
|
default:
|
|
t.Fatal("no leader")
|
|
}
|
|
if err := nonleader.Leave(); err != nil {
|
|
t.Fatal("leave failed: ", err)
|
|
}
|
|
|
|
// Should lose a peer
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantPeers(s1, 1))
|
|
r.Check(wantPeers(s2, 1))
|
|
})
|
|
}
|
|
|
|
func TestServer_RPC(t *testing.T) {
|
|
t.Parallel()
|
|
dir1, s1 := testServer(t)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
var out struct{}
|
|
if err := s1.RPC("Status.Ping", struct{}{}, &out); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
}
|
|
|
|
// TestServer_RPC_MetricsIntercept_Off proves that we can turn off net/rpc interceptors all together.
|
|
func TestServer_RPC_MetricsIntercept_Off(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
storage := &sync.Map{} // string -> float32
|
|
keyMakingFunc := func(key []string, labels []metrics.Label) string {
|
|
allKey := strings.Join(key, "+")
|
|
|
|
for _, label := range labels {
|
|
if label.Name == "method" {
|
|
allKey = allKey + "+" + label.Value
|
|
}
|
|
}
|
|
|
|
return allKey
|
|
}
|
|
|
|
simpleRecorderFunc := func(key []string, val float32, labels []metrics.Label) {
|
|
storage.Store(keyMakingFunc(key, labels), val)
|
|
}
|
|
|
|
t.Run("test no net/rpc interceptor metric with nil func", func(t *testing.T) {
|
|
_, conf := testServerConfig(t)
|
|
deps := newDefaultDeps(t, conf)
|
|
|
|
// "disable" metrics net/rpc interceptor
|
|
deps.GetNetRPCInterceptorFunc = nil
|
|
// "hijack" the rpc recorder for asserts;
|
|
// note that there will be "internal" net/rpc calls made
|
|
// that will still show up; those don't go thru the net/rpc interceptor;
|
|
// see consul.agent.rpc.middleware.RPCTypeInternal for context
|
|
deps.NewRequestRecorderFunc = func(logger hclog.Logger, isLeader func() bool, localDC string) *middleware.RequestRecorder {
|
|
// for the purposes of this test, we don't need isLeader or localDC
|
|
return &middleware.RequestRecorder{
|
|
Logger: hclog.NewInterceptLogger(&hclog.LoggerOptions{}),
|
|
RecorderFunc: simpleRecorderFunc,
|
|
}
|
|
}
|
|
|
|
s1, err := NewServer(conf, deps, grpc.NewServer())
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
t.Cleanup(func() { s1.Shutdown() })
|
|
|
|
var out struct{}
|
|
if err := s1.RPC("Status.Ping", struct{}{}, &out); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
key := keyMakingFunc(middleware.OneTwelveRPCSummary[0].Name, []metrics.Label{{Name: "method", Value: "Status.Ping"}})
|
|
|
|
if _, ok := storage.Load(key); ok {
|
|
t.Fatalf("Did not expect to find key %s in the metrics log, ", key)
|
|
}
|
|
})
|
|
|
|
t.Run("test no net/rpc interceptor metric with func that gives nil", func(t *testing.T) {
|
|
_, conf := testServerConfig(t)
|
|
deps := newDefaultDeps(t, conf)
|
|
|
|
// "hijack" the rpc recorder for asserts;
|
|
// note that there will be "internal" net/rpc calls made
|
|
// that will still show up; those don't go thru the net/rpc interceptor;
|
|
// see consul.agent.rpc.middleware.RPCTypeInternal for context
|
|
deps.NewRequestRecorderFunc = func(logger hclog.Logger, isLeader func() bool, localDC string) *middleware.RequestRecorder {
|
|
// for the purposes of this test, we don't need isLeader or localDC
|
|
return &middleware.RequestRecorder{
|
|
Logger: hclog.NewInterceptLogger(&hclog.LoggerOptions{}),
|
|
RecorderFunc: simpleRecorderFunc,
|
|
}
|
|
}
|
|
|
|
deps.GetNetRPCInterceptorFunc = func(recorder *middleware.RequestRecorder) rpc.ServerServiceCallInterceptor {
|
|
return nil
|
|
}
|
|
|
|
s2, err := NewServer(conf, deps, grpc.NewServer())
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
t.Cleanup(func() { s2.Shutdown() })
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
var out struct{}
|
|
if err := s2.RPC("Status.Ping", struct{}{}, &out); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
key := keyMakingFunc(middleware.OneTwelveRPCSummary[0].Name, []metrics.Label{{Name: "method", Value: "Status.Ping"}})
|
|
|
|
if _, ok := storage.Load(key); ok {
|
|
t.Fatalf("Did not expect to find key %s in the metrics log, ", key)
|
|
}
|
|
})
|
|
}
|
|
|
|
// TestServer_RPC_RequestRecorder proves that we cannot make a server without a valid RequestRecorder provider func
|
|
// or a non nil RequestRecorder.
|
|
func TestServer_RPC_RequestRecorder(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Run("test nil func provider", func(t *testing.T) {
|
|
_, conf := testServerConfig(t)
|
|
deps := newDefaultDeps(t, conf)
|
|
deps.NewRequestRecorderFunc = nil
|
|
|
|
s1, err := NewServer(conf, deps, grpc.NewServer())
|
|
|
|
require.Error(t, err, "need err when provider func is nil")
|
|
require.Equal(t, err.Error(), "cannot initialize server without an RPC request recorder provider")
|
|
|
|
t.Cleanup(func() {
|
|
if s1 != nil {
|
|
s1.Shutdown()
|
|
}
|
|
})
|
|
})
|
|
|
|
t.Run("test nil RequestRecorder", func(t *testing.T) {
|
|
_, conf := testServerConfig(t)
|
|
deps := newDefaultDeps(t, conf)
|
|
deps.NewRequestRecorderFunc = func(logger hclog.Logger, isLeader func() bool, localDC string) *middleware.RequestRecorder {
|
|
return nil
|
|
}
|
|
|
|
s2, err := NewServer(conf, deps, grpc.NewServer())
|
|
|
|
require.Error(t, err, "need err when RequestRecorder is nil")
|
|
require.Equal(t, err.Error(), "cannot initialize server with a nil RPC request recorder")
|
|
|
|
t.Cleanup(func() {
|
|
if s2 != nil {
|
|
s2.Shutdown()
|
|
}
|
|
})
|
|
})
|
|
}
|
|
|
|
// TestServer_RPC_MetricsIntercept mocks a request recorder and asserts that RPC calls are observed.
|
|
func TestServer_RPC_MetricsIntercept(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
_, conf := testServerConfig(t)
|
|
deps := newDefaultDeps(t, conf)
|
|
|
|
// The method used to record metric observations here is similar to that used in
|
|
// interceptors_test.go.
|
|
storage := &sync.Map{} // string -> float32
|
|
keyMakingFunc := func(key []string, labels []metrics.Label) string {
|
|
allKey := strings.Join(key, "+")
|
|
|
|
for _, label := range labels {
|
|
allKey = allKey + "+" + label.Value
|
|
}
|
|
|
|
return allKey
|
|
}
|
|
|
|
simpleRecorderFunc := func(key []string, val float32, labels []metrics.Label) {
|
|
storage.Store(keyMakingFunc(key, labels), val)
|
|
}
|
|
deps.NewRequestRecorderFunc = func(logger hclog.Logger, isLeader func() bool, localDC string) *middleware.RequestRecorder {
|
|
// for the purposes of this test, we don't need isLeader or localDC
|
|
return &middleware.RequestRecorder{
|
|
Logger: hclog.NewInterceptLogger(&hclog.LoggerOptions{}),
|
|
RecorderFunc: simpleRecorderFunc,
|
|
}
|
|
}
|
|
|
|
deps.GetNetRPCInterceptorFunc = func(recorder *middleware.RequestRecorder) rpc.ServerServiceCallInterceptor {
|
|
return func(reqServiceMethod string, argv, replyv reflect.Value, handler func() error) {
|
|
reqStart := time.Now()
|
|
|
|
err := handler()
|
|
|
|
recorder.Record(reqServiceMethod, "test", reqStart, argv.Interface(), err != nil)
|
|
}
|
|
}
|
|
|
|
s, err := newServerWithDeps(t, conf, deps)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
defer s.Shutdown()
|
|
testrpc.WaitForTestAgent(t, s.RPC, "dc1")
|
|
|
|
// asserts
|
|
t.Run("test happy path for metrics interceptor", func(t *testing.T) {
|
|
var out struct{}
|
|
if err := s.RPC("Status.Ping", struct{}{}, &out); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
expectedLabels := []metrics.Label{
|
|
{Name: "method", Value: "Status.Ping"},
|
|
{Name: "errored", Value: "false"},
|
|
{Name: "request_type", Value: "read"},
|
|
{Name: "rpc_type", Value: "test"},
|
|
{Name: "server_role", Value: "unreported"},
|
|
}
|
|
|
|
key := keyMakingFunc(middleware.OneTwelveRPCSummary[0].Name, expectedLabels)
|
|
|
|
if _, ok := storage.Load(key); !ok {
|
|
// the compound key will look like: "rpc+server+call+Status.Ping+false+read+test+unreported"
|
|
t.Fatalf("Did not find key %s in the metrics log, ", key)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestServer_JoinLAN_TLS(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
_, conf1 := testServerConfig(t)
|
|
conf1.TLSConfig.InternalRPC.VerifyIncoming = true
|
|
conf1.TLSConfig.InternalRPC.VerifyOutgoing = true
|
|
configureTLS(conf1)
|
|
s1, err := newServer(t, conf1)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
defer s1.Shutdown()
|
|
testrpc.WaitForTestAgent(t, s1.RPC, "dc1")
|
|
|
|
_, conf2 := testServerConfig(t)
|
|
conf2.Bootstrap = false
|
|
conf2.TLSConfig.InternalRPC.VerifyIncoming = true
|
|
conf2.TLSConfig.InternalRPC.VerifyOutgoing = true
|
|
configureTLS(conf2)
|
|
s2, err := newServer(t, conf2)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
defer s2.Shutdown()
|
|
|
|
// Try to join
|
|
joinLAN(t, s2, s1)
|
|
testrpc.WaitForTestAgent(t, s2.RPC, "dc1")
|
|
|
|
// Verify Raft has established a peer
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantRaft([]*Server{s1, s2}))
|
|
})
|
|
}
|
|
|
|
func TestServer_Expect(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
// All test servers should be in expect=3 mode, except for the 3rd one,
|
|
// but one with expect=0 can cause a bootstrap to occur from the other
|
|
// servers as currently implemented.
|
|
dir1, s1 := testServerDCExpect(t, "dc1", 3)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
dir2, s2 := testServerDCExpect(t, "dc1", 3)
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
dir3, s3 := testServerDCExpect(t, "dc1", 0)
|
|
defer os.RemoveAll(dir3)
|
|
defer s3.Shutdown()
|
|
|
|
dir4, s4 := testServerDCExpect(t, "dc1", 3)
|
|
defer os.RemoveAll(dir4)
|
|
defer s4.Shutdown()
|
|
|
|
// Join the first two servers.
|
|
joinLAN(t, s2, s1)
|
|
|
|
// Should have no peers yet since the bootstrap didn't occur.
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantPeers(s1, 0))
|
|
r.Check(wantPeers(s2, 0))
|
|
})
|
|
|
|
// Join the third node.
|
|
joinLAN(t, s3, s1)
|
|
|
|
// Now we have three servers so we should bootstrap.
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantPeers(s1, 3))
|
|
r.Check(wantPeers(s2, 3))
|
|
r.Check(wantPeers(s3, 3))
|
|
})
|
|
|
|
// Join the fourth node.
|
|
joinLAN(t, s4, s1)
|
|
|
|
// Wait for the new server to see itself added to the cluster.
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantRaft([]*Server{s1, s2, s3, s4}))
|
|
})
|
|
}
|
|
|
|
// Should not trigger bootstrap and new election when s3 joins, since cluster exists
|
|
func TestServer_AvoidReBootstrap(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
dir1, s1 := testServerDCExpect(t, "dc1", 2)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
dir2, s2 := testServerDCExpect(t, "dc1", 0)
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
dir3, s3 := testServerDCExpect(t, "dc1", 2)
|
|
defer os.RemoveAll(dir3)
|
|
defer s3.Shutdown()
|
|
|
|
// Join the first two servers
|
|
joinLAN(t, s2, s1)
|
|
|
|
// Make sure a leader is elected, grab the current term and then add in
|
|
// the third server.
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
termBefore := s1.raft.Stats()["last_log_term"]
|
|
joinLAN(t, s3, s1)
|
|
|
|
// Wait for the new server to see itself added to the cluster.
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantRaft([]*Server{s1, s2, s3}))
|
|
})
|
|
|
|
// Make sure there's still a leader and that the term didn't change,
|
|
// so we know an election didn't occur.
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
termAfter := s1.raft.Stats()["last_log_term"]
|
|
if termAfter != termBefore {
|
|
t.Fatalf("looks like an election took place")
|
|
}
|
|
}
|
|
|
|
func TestServer_Expect_NonVoters(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
dir1, s1 := testServerWithConfig(t, func(c *Config) {
|
|
c.Bootstrap = false
|
|
c.BootstrapExpect = 2
|
|
c.ReadReplica = true
|
|
})
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
dir2, s2 := testServerDCExpect(t, "dc1", 2)
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
dir3, s3 := testServerDCExpect(t, "dc1", 2)
|
|
defer os.RemoveAll(dir3)
|
|
defer s3.Shutdown()
|
|
|
|
// Join the first two servers.
|
|
joinLAN(t, s2, s1)
|
|
|
|
// Should have no peers yet since the bootstrap didn't occur.
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantPeers(s1, 0))
|
|
r.Check(wantPeers(s2, 0))
|
|
})
|
|
|
|
// Join the third node.
|
|
joinLAN(t, s3, s1)
|
|
|
|
// Now we have three servers so we should bootstrap.
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantPeers(s1, 2))
|
|
r.Check(wantPeers(s2, 2))
|
|
r.Check(wantPeers(s3, 2))
|
|
})
|
|
|
|
// Make sure a leader is elected
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantRaft([]*Server{s1, s2, s3}))
|
|
})
|
|
}
|
|
|
|
func TestServer_BadExpect(t *testing.T) {
|
|
t.Parallel()
|
|
// this one is in expect=3 mode
|
|
dir1, s1 := testServerDCExpect(t, "dc1", 3)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
// this one is in expect=2 mode
|
|
dir2, s2 := testServerDCExpect(t, "dc1", 2)
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
// and this one is in expect=3 mode
|
|
dir3, s3 := testServerDCExpect(t, "dc1", 3)
|
|
defer os.RemoveAll(dir3)
|
|
defer s3.Shutdown()
|
|
|
|
// Try to join
|
|
joinLAN(t, s2, s1)
|
|
|
|
// should have no peers yet
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantPeers(s1, 0))
|
|
r.Check(wantPeers(s2, 0))
|
|
})
|
|
|
|
// join the third node
|
|
joinLAN(t, s3, s1)
|
|
|
|
// should still have no peers (because s2 is in expect=2 mode)
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantPeers(s1, 0))
|
|
r.Check(wantPeers(s2, 0))
|
|
r.Check(wantPeers(s3, 0))
|
|
})
|
|
}
|
|
|
|
type fakeGlobalResp struct{}
|
|
|
|
func (r *fakeGlobalResp) Add(interface{}) {
|
|
}
|
|
|
|
func (r *fakeGlobalResp) New() interface{} {
|
|
return struct{}{}
|
|
}
|
|
|
|
func TestServer_keyringRPCs(t *testing.T) {
|
|
t.Parallel()
|
|
dir1, s1 := testServerDC(t, "dc1")
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
retry.Run(t, func(r *retry.R) {
|
|
if len(s1.router.GetDatacenters()) != 1 {
|
|
r.Fatal(nil)
|
|
}
|
|
})
|
|
|
|
// Check that an error from a remote DC is returned
|
|
_, err := s1.keyringRPCs("Bad.Method", nil, []string{s1.config.Datacenter})
|
|
if err == nil {
|
|
t.Fatalf("should have errored")
|
|
}
|
|
if !strings.Contains(err.Error(), "Bad.Method") {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
}
|
|
|
|
func testVerifyRPC(s1, s2 *Server, t *testing.T) (bool, error) {
|
|
joinLAN(t, s1, s2)
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantRaft([]*Server{s1, s2}))
|
|
})
|
|
|
|
// Have s2 make an RPC call to s1
|
|
var leader *metadata.Server
|
|
for _, server := range s2.serverLookup.Servers() {
|
|
if server.Name == s1.config.NodeName {
|
|
leader = server
|
|
}
|
|
}
|
|
if leader == nil {
|
|
t.Fatal("no leader")
|
|
}
|
|
return s2.connPool.Ping(leader.Datacenter, leader.ShortName, leader.Addr)
|
|
}
|
|
|
|
func TestServer_TLSToNoTLS(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
// Set up a server with no TLS configured
|
|
dir1, s1 := testServer(t)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
|
|
// Add a second server with TLS configured
|
|
dir2, s2 := testServerWithConfig(t, func(c *Config) {
|
|
c.Bootstrap = false
|
|
c.TLSConfig.InternalRPC.CAFile = "../../test/client_certs/rootca.crt"
|
|
c.TLSConfig.InternalRPC.CertFile = "../../test/client_certs/server.crt"
|
|
c.TLSConfig.InternalRPC.KeyFile = "../../test/client_certs/server.key"
|
|
})
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
success, err := testVerifyRPC(s1, s2, t)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !success {
|
|
t.Fatalf("bad: %v", success)
|
|
}
|
|
}
|
|
|
|
func TestServer_TLSForceOutgoingToNoTLS(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
// Set up a server with no TLS configured
|
|
dir1, s1 := testServer(t)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
|
|
// Add a second server with TLS and VerifyOutgoing set
|
|
dir2, s2 := testServerWithConfig(t, func(c *Config) {
|
|
c.Bootstrap = false
|
|
c.TLSConfig.InternalRPC.CAFile = "../../test/client_certs/rootca.crt"
|
|
c.TLSConfig.InternalRPC.CertFile = "../../test/client_certs/server.crt"
|
|
c.TLSConfig.InternalRPC.KeyFile = "../../test/client_certs/server.key"
|
|
c.TLSConfig.InternalRPC.VerifyOutgoing = true
|
|
})
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
_, err := testVerifyRPC(s1, s2, t)
|
|
if err == nil || !strings.Contains(err.Error(), "remote error: tls") {
|
|
t.Fatalf("should fail")
|
|
}
|
|
}
|
|
|
|
func TestServer_TLSToFullVerify(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
// Set up a server with TLS and VerifyIncoming set
|
|
dir1, s1 := testServerWithConfig(t, func(c *Config) {
|
|
c.TLSConfig.InternalRPC.CAFile = "../../test/client_certs/rootca.crt"
|
|
c.TLSConfig.InternalRPC.CertFile = "../../test/client_certs/server.crt"
|
|
c.TLSConfig.InternalRPC.KeyFile = "../../test/client_certs/server.key"
|
|
c.TLSConfig.InternalRPC.VerifyOutgoing = true
|
|
})
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
|
|
// Add a second server with TLS configured
|
|
dir2, s2 := testServerWithConfig(t, func(c *Config) {
|
|
c.Bootstrap = false
|
|
c.TLSConfig.InternalRPC.CAFile = "../../test/client_certs/rootca.crt"
|
|
c.TLSConfig.InternalRPC.CertFile = "../../test/client_certs/server.crt"
|
|
c.TLSConfig.InternalRPC.KeyFile = "../../test/client_certs/server.key"
|
|
})
|
|
defer os.RemoveAll(dir2)
|
|
defer s2.Shutdown()
|
|
|
|
success, err := testVerifyRPC(s1, s2, t)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !success {
|
|
t.Fatalf("bad: %v", success)
|
|
}
|
|
}
|
|
|
|
func TestServer_RevokeLeadershipIdempotent(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
dir1, s1 := testServer(t)
|
|
defer os.RemoveAll(dir1)
|
|
defer s1.Shutdown()
|
|
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
|
|
s1.revokeLeadership()
|
|
s1.revokeLeadership()
|
|
}
|
|
|
|
func TestServer_ReloadConfig(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
t.Parallel()
|
|
|
|
entryInit := &structs.ProxyConfigEntry{
|
|
Kind: structs.ProxyDefaults,
|
|
Name: structs.ProxyConfigGlobal,
|
|
Config: map[string]interface{}{
|
|
// these are made a []uint8 and a int64 to allow the Equals test to pass
|
|
// otherwise it will fail complaining about data types
|
|
"foo": "bar",
|
|
"bar": int64(1),
|
|
},
|
|
}
|
|
|
|
dir1, s := testServerWithConfig(t, func(c *Config) {
|
|
c.Build = "1.5.0"
|
|
c.RPCRateLimit = 500
|
|
c.RPCMaxBurst = 5000
|
|
// Set one raft param to be non-default in the initial config, others are
|
|
// default.
|
|
c.RaftConfig.TrailingLogs = 1234
|
|
})
|
|
defer os.RemoveAll(dir1)
|
|
defer s.Shutdown()
|
|
|
|
testrpc.WaitForTestAgent(t, s.RPC, "dc1")
|
|
|
|
limiter := s.rpcLimiter.Load().(*rate.Limiter)
|
|
require.Equal(t, rate.Limit(500), limiter.Limit())
|
|
require.Equal(t, 5000, limiter.Burst())
|
|
|
|
rc := ReloadableConfig{
|
|
RPCRateLimit: 1000,
|
|
RPCMaxBurst: 10000,
|
|
ConfigEntryBootstrap: []structs.ConfigEntry{entryInit},
|
|
// Reset the custom one to default be removing it from config file (it will
|
|
// be a zero value here).
|
|
RaftTrailingLogs: 0,
|
|
|
|
// Set a different Raft param to something custom now
|
|
RaftSnapshotThreshold: 4321,
|
|
|
|
// Leave other raft fields default
|
|
}
|
|
require.NoError(t, s.ReloadConfig(rc))
|
|
|
|
_, entry, err := s.fsm.State().ConfigEntry(nil, structs.ProxyDefaults, structs.ProxyConfigGlobal, structs.DefaultEnterpriseMetaInDefaultPartition())
|
|
require.NoError(t, err)
|
|
require.NotNil(t, entry)
|
|
global, ok := entry.(*structs.ProxyConfigEntry)
|
|
require.True(t, ok)
|
|
require.Equal(t, entryInit.Kind, global.Kind)
|
|
require.Equal(t, entryInit.Name, global.Name)
|
|
require.Equal(t, entryInit.Config, global.Config)
|
|
|
|
// Check rate limiter got updated
|
|
limiter = s.rpcLimiter.Load().(*rate.Limiter)
|
|
require.Equal(t, rate.Limit(1000), limiter.Limit())
|
|
require.Equal(t, 10000, limiter.Burst())
|
|
|
|
// Check raft config
|
|
defaults := DefaultConfig()
|
|
got := s.raft.ReloadableConfig()
|
|
require.Equal(t, uint64(4321), got.SnapshotThreshold,
|
|
"should have be reloaded to new value")
|
|
require.Equal(t, defaults.RaftConfig.SnapshotInterval, got.SnapshotInterval,
|
|
"should have remained the default interval")
|
|
require.Equal(t, defaults.RaftConfig.TrailingLogs, got.TrailingLogs,
|
|
"should have reloaded to default trailing_logs")
|
|
|
|
// Now check that update each of those raft fields separately works correctly
|
|
// too.
|
|
}
|
|
|
|
func TestServer_computeRaftReloadableConfig(t *testing.T) {
|
|
|
|
defaults := DefaultConfig().RaftConfig
|
|
|
|
cases := []struct {
|
|
name string
|
|
rc ReloadableConfig
|
|
want raft.ReloadableConfig
|
|
}{
|
|
{
|
|
// This case is the common path - reload is called with a ReloadableConfig
|
|
// populated from the RuntimeConfig which has zero values for the fields.
|
|
// On startup we selectively pick non-zero runtime config fields to
|
|
// override defaults so we need to do the same.
|
|
name: "Still defaults",
|
|
rc: ReloadableConfig{},
|
|
want: raft.ReloadableConfig{
|
|
SnapshotThreshold: defaults.SnapshotThreshold,
|
|
SnapshotInterval: defaults.SnapshotInterval,
|
|
TrailingLogs: defaults.TrailingLogs,
|
|
ElectionTimeout: defaults.ElectionTimeout,
|
|
HeartbeatTimeout: defaults.HeartbeatTimeout,
|
|
},
|
|
},
|
|
{
|
|
name: "Threshold set",
|
|
rc: ReloadableConfig{
|
|
RaftSnapshotThreshold: 123456,
|
|
},
|
|
want: raft.ReloadableConfig{
|
|
SnapshotThreshold: 123456,
|
|
SnapshotInterval: defaults.SnapshotInterval,
|
|
TrailingLogs: defaults.TrailingLogs,
|
|
ElectionTimeout: defaults.ElectionTimeout,
|
|
HeartbeatTimeout: defaults.HeartbeatTimeout,
|
|
},
|
|
},
|
|
{
|
|
name: "interval set",
|
|
rc: ReloadableConfig{
|
|
RaftSnapshotInterval: 13 * time.Minute,
|
|
},
|
|
want: raft.ReloadableConfig{
|
|
SnapshotThreshold: defaults.SnapshotThreshold,
|
|
SnapshotInterval: 13 * time.Minute,
|
|
TrailingLogs: defaults.TrailingLogs,
|
|
ElectionTimeout: defaults.ElectionTimeout,
|
|
HeartbeatTimeout: defaults.HeartbeatTimeout,
|
|
},
|
|
},
|
|
{
|
|
name: "trailing logs set",
|
|
rc: ReloadableConfig{
|
|
RaftTrailingLogs: 78910,
|
|
},
|
|
want: raft.ReloadableConfig{
|
|
SnapshotThreshold: defaults.SnapshotThreshold,
|
|
SnapshotInterval: defaults.SnapshotInterval,
|
|
TrailingLogs: 78910,
|
|
ElectionTimeout: defaults.ElectionTimeout,
|
|
HeartbeatTimeout: defaults.HeartbeatTimeout,
|
|
},
|
|
},
|
|
{
|
|
name: "all set",
|
|
rc: ReloadableConfig{
|
|
RaftSnapshotThreshold: 123456,
|
|
RaftSnapshotInterval: 13 * time.Minute,
|
|
RaftTrailingLogs: 78910,
|
|
ElectionTimeout: 300 * time.Millisecond,
|
|
HeartbeatTimeout: 400 * time.Millisecond,
|
|
},
|
|
want: raft.ReloadableConfig{
|
|
SnapshotThreshold: 123456,
|
|
SnapshotInterval: 13 * time.Minute,
|
|
TrailingLogs: 78910,
|
|
ElectionTimeout: 300 * time.Millisecond,
|
|
HeartbeatTimeout: 400 * time.Millisecond,
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tc := range cases {
|
|
tc := tc
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
got := computeRaftReloadableConfig(tc.rc)
|
|
require.Equal(t, tc.want, got)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestServer_RPC_RateLimit(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
_, conf1 := testServerConfig(t)
|
|
conf1.RPCRateLimit = 2
|
|
conf1.RPCMaxBurst = 2
|
|
s1, err := newServer(t, conf1)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
defer s1.Shutdown()
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
|
|
retry.Run(t, func(r *retry.R) {
|
|
var out struct{}
|
|
if err := s1.RPC("Status.Ping", struct{}{}, &out); err != structs.ErrRPCRateExceeded {
|
|
r.Fatalf("err: %v", err)
|
|
}
|
|
})
|
|
}
|
|
|
|
// TestServer_Peering_LeadershipCheck tests that a peering service can receive the leader address
|
|
// through the LeaderAddress IRL.
|
|
func TestServer_Peering_LeadershipCheck(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
|
|
t.Parallel()
|
|
|
|
// given two servers: s1 (leader), s2 (follower)
|
|
_, conf1 := testServerConfig(t)
|
|
s1, err := newServer(t, conf1)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
defer s1.Shutdown()
|
|
|
|
_, conf2 := testServerConfig(t)
|
|
conf2.Bootstrap = false
|
|
s2, err := newServer(t, conf2)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
defer s2.Shutdown()
|
|
|
|
// Try to join
|
|
joinLAN(t, s2, s1)
|
|
|
|
// Verify Raft has established a peer
|
|
retry.Run(t, func(r *retry.R) {
|
|
r.Check(wantRaft([]*Server{s1, s2}))
|
|
})
|
|
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
testrpc.WaitForLeader(t, s2.RPC, "dc1")
|
|
waitForLeaderEstablishment(t, s1)
|
|
|
|
// the actual tests
|
|
// when leadership has been established s2 should have the address of s1
|
|
// in the peering service
|
|
peeringLeaderAddr := s2.peeringService.Backend.LeaderAddress().Get()
|
|
|
|
require.Equal(t, s1.config.RPCAddr.String(), peeringLeaderAddr)
|
|
// test corollary by transitivity to future-proof against any setup bugs
|
|
require.NotEqual(t, s2.config.RPCAddr.String(), peeringLeaderAddr)
|
|
}
|