package consul import ( "os" "testing" "github.com/hashicorp/consul/acl" "github.com/hashicorp/consul/agent/structs" "github.com/hashicorp/consul/testrpc" msgpackrpc "github.com/hashicorp/net-rpc-msgpackrpc" "github.com/stretchr/testify/require" ) func TestConfigEntry_Apply(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServer(t) defer os.RemoveAll(dir1) defer s1.Shutdown() codec := rpcClient(t, s1) defer codec.Close() args := structs.ConfigEntryRequest{ Datacenter: "dc1", Entry: &structs.ServiceConfigEntry{ Name: "foo", }, } out := false require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.Apply", &args, &out)) require.True(out) state := s1.fsm.State() _, entry, err := state.ConfigEntry(nil, structs.ServiceDefaults, "foo") require.NoError(err) serviceConf, ok := entry.(*structs.ServiceConfigEntry) require.True(ok) require.Equal("foo", serviceConf.Name) require.Equal(structs.ServiceDefaults, serviceConf.Kind) args = structs.ConfigEntryRequest{ Datacenter: "dc1", Op: structs.ConfigEntryUpsertCAS, Entry: &structs.ServiceConfigEntry{ Name: "foo", Protocol: "tcp", }, } require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.Apply", &args, &out)) require.False(out) args.Entry.GetRaftIndex().ModifyIndex = serviceConf.ModifyIndex require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.Apply", &args, &out)) require.True(out) state = s1.fsm.State() _, entry, err = state.ConfigEntry(nil, structs.ServiceDefaults, "foo") require.NoError(err) serviceConf, ok = entry.(*structs.ServiceConfigEntry) require.True(ok) require.Equal("foo", serviceConf.Name) require.Equal("tcp", serviceConf.Protocol) require.Equal(structs.ServiceDefaults, serviceConf.Kind) } func TestConfigEntry_Apply_ACLDeny(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServerWithConfig(t, func(c *Config) { c.ACLDatacenter = "dc1" c.ACLsEnabled = true c.ACLMasterToken = "root" c.ACLDefaultPolicy = "deny" }) defer os.RemoveAll(dir1) defer s1.Shutdown() testrpc.WaitForTestAgent(t, s1.RPC, "dc1") codec := rpcClient(t, s1) defer codec.Close() // Create the ACL. arg := structs.ACLRequest{ Datacenter: "dc1", Op: structs.ACLSet, ACL: structs.ACL{ Name: "User token", Type: structs.ACLTokenTypeClient, Rules: ` service "foo" { policy = "write" } operator = "write" `, }, WriteRequest: structs.WriteRequest{Token: "root"}, } var id string if err := msgpackrpc.CallWithCodec(codec, "ACL.Apply", &arg, &id); err != nil { t.Fatalf("err: %v", err) } // This should fail since we don't have write perms for the "db" service. args := structs.ConfigEntryRequest{ Datacenter: "dc1", Entry: &structs.ServiceConfigEntry{ Name: "db", }, WriteRequest: structs.WriteRequest{Token: id}, } out := false err := msgpackrpc.CallWithCodec(codec, "ConfigEntry.Apply", &args, &out) if !acl.IsErrPermissionDenied(err) { t.Fatalf("err: %v", err) } // The "foo" service should work. args.Entry = &structs.ServiceConfigEntry{ Name: "foo", } err = msgpackrpc.CallWithCodec(codec, "ConfigEntry.Apply", &args, &out) require.NoError(err) state := s1.fsm.State() _, entry, err := state.ConfigEntry(nil, structs.ServiceDefaults, "foo") require.NoError(err) serviceConf, ok := entry.(*structs.ServiceConfigEntry) require.True(ok) require.Equal("foo", serviceConf.Name) require.Equal(structs.ServiceDefaults, serviceConf.Kind) // Try to update the global proxy args with the anonymous token - this should fail. proxyArgs := structs.ConfigEntryRequest{ Datacenter: "dc1", Entry: &structs.ProxyConfigEntry{ Config: map[string]interface{}{ "foo": 1, }, }, } err = msgpackrpc.CallWithCodec(codec, "ConfigEntry.Apply", &proxyArgs, &out) if !acl.IsErrPermissionDenied(err) { t.Fatalf("err: %v", err) } // Now with the privileged token. proxyArgs.WriteRequest.Token = id err = msgpackrpc.CallWithCodec(codec, "ConfigEntry.Apply", &proxyArgs, &out) require.NoError(err) } func TestConfigEntry_Get(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServer(t) defer os.RemoveAll(dir1) defer s1.Shutdown() codec := rpcClient(t, s1) defer codec.Close() // Create a dummy service in the state store to look up. entry := &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "foo", } state := s1.fsm.State() require.NoError(state.EnsureConfigEntry(1, entry)) args := structs.ConfigEntryQuery{ Kind: structs.ServiceDefaults, Name: "foo", Datacenter: s1.config.Datacenter, } var out structs.ConfigEntryResponse require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.Get", &args, &out)) serviceConf, ok := out.Entry.(*structs.ServiceConfigEntry) require.True(ok) require.Equal("foo", serviceConf.Name) require.Equal(structs.ServiceDefaults, serviceConf.Kind) } func TestConfigEntry_Get_ACLDeny(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServerWithConfig(t, func(c *Config) { c.ACLDatacenter = "dc1" c.ACLsEnabled = true c.ACLMasterToken = "root" c.ACLDefaultPolicy = "deny" }) defer os.RemoveAll(dir1) defer s1.Shutdown() testrpc.WaitForTestAgent(t, s1.RPC, "dc1") codec := rpcClient(t, s1) defer codec.Close() // Create the ACL. arg := structs.ACLRequest{ Datacenter: "dc1", Op: structs.ACLSet, ACL: structs.ACL{ Name: "User token", Type: structs.ACLTokenTypeClient, Rules: ` service "foo" { policy = "read" } operator = "read" `, }, WriteRequest: structs.WriteRequest{Token: "root"}, } var id string if err := msgpackrpc.CallWithCodec(codec, "ACL.Apply", &arg, &id); err != nil { t.Fatalf("err: %v", err) } // Create some dummy service/proxy configs to be looked up. state := s1.fsm.State() require.NoError(state.EnsureConfigEntry(1, &structs.ProxyConfigEntry{ Kind: structs.ProxyDefaults, Name: structs.ProxyConfigGlobal, })) require.NoError(state.EnsureConfigEntry(2, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "foo", })) // This should fail since we don't have write perms for the "db" service. args := structs.ConfigEntryQuery{ Kind: structs.ServiceDefaults, Name: "db", Datacenter: s1.config.Datacenter, QueryOptions: structs.QueryOptions{Token: id}, } var out structs.ConfigEntryResponse err := msgpackrpc.CallWithCodec(codec, "ConfigEntry.Get", &args, &out) if !acl.IsErrPermissionDenied(err) { t.Fatalf("err: %v", err) } // The "foo" service should work. args.Name = "foo" require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.Get", &args, &out)) serviceConf, ok := out.Entry.(*structs.ServiceConfigEntry) require.True(ok) require.Equal("foo", serviceConf.Name) require.Equal(structs.ServiceDefaults, serviceConf.Kind) } func TestConfigEntry_List(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServer(t) defer os.RemoveAll(dir1) defer s1.Shutdown() codec := rpcClient(t, s1) defer codec.Close() // Create some dummy services in the state store to look up. state := s1.fsm.State() expected := structs.IndexedConfigEntries{ Entries: []structs.ConfigEntry{ &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "bar", }, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "foo", }, }, } require.NoError(state.EnsureConfigEntry(1, expected.Entries[0])) require.NoError(state.EnsureConfigEntry(2, expected.Entries[1])) args := structs.ConfigEntryQuery{ Kind: structs.ServiceDefaults, Datacenter: "dc1", } var out structs.IndexedConfigEntries require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.List", &args, &out)) expected.Kind = structs.ServiceDefaults expected.QueryMeta = out.QueryMeta require.Equal(expected, out) } func TestConfigEntry_ListAll(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServer(t) defer os.RemoveAll(dir1) defer s1.Shutdown() codec := rpcClient(t, s1) defer codec.Close() // Create some dummy services in the state store to look up. state := s1.fsm.State() expected := structs.IndexedGenericConfigEntries{ Entries: []structs.ConfigEntry{ &structs.ProxyConfigEntry{ Kind: structs.ProxyDefaults, Name: "global", }, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "bar", }, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "foo", }, }, } require.NoError(state.EnsureConfigEntry(1, expected.Entries[0])) require.NoError(state.EnsureConfigEntry(2, expected.Entries[1])) require.NoError(state.EnsureConfigEntry(3, expected.Entries[2])) args := structs.DCSpecificRequest{ Datacenter: "dc1", } var out structs.IndexedGenericConfigEntries require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.ListAll", &args, &out)) expected.QueryMeta = out.QueryMeta require.Equal(expected, out) } func TestConfigEntry_List_ACLDeny(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServerWithConfig(t, func(c *Config) { c.ACLDatacenter = "dc1" c.ACLsEnabled = true c.ACLMasterToken = "root" c.ACLDefaultPolicy = "deny" }) defer os.RemoveAll(dir1) defer s1.Shutdown() testrpc.WaitForTestAgent(t, s1.RPC, "dc1") codec := rpcClient(t, s1) defer codec.Close() // Create the ACL. arg := structs.ACLRequest{ Datacenter: "dc1", Op: structs.ACLSet, ACL: structs.ACL{ Name: "User token", Type: structs.ACLTokenTypeClient, Rules: ` service "foo" { policy = "read" } operator = "read" `, }, WriteRequest: structs.WriteRequest{Token: "root"}, } var id string if err := msgpackrpc.CallWithCodec(codec, "ACL.Apply", &arg, &id); err != nil { t.Fatalf("err: %v", err) } // Create some dummy service/proxy configs to be looked up. state := s1.fsm.State() require.NoError(state.EnsureConfigEntry(1, &structs.ProxyConfigEntry{ Kind: structs.ProxyDefaults, Name: structs.ProxyConfigGlobal, })) require.NoError(state.EnsureConfigEntry(2, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "foo", })) require.NoError(state.EnsureConfigEntry(3, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "db", })) // This should filter out the "db" service since we don't have permissions for it. args := structs.ConfigEntryQuery{ Kind: structs.ServiceDefaults, Datacenter: s1.config.Datacenter, QueryOptions: structs.QueryOptions{Token: id}, } var out structs.IndexedConfigEntries err := msgpackrpc.CallWithCodec(codec, "ConfigEntry.List", &args, &out) require.NoError(err) serviceConf, ok := out.Entries[0].(*structs.ServiceConfigEntry) require.Len(out.Entries, 1) require.True(ok) require.Equal("foo", serviceConf.Name) require.Equal(structs.ServiceDefaults, serviceConf.Kind) // Get the global proxy config. args.Kind = structs.ProxyDefaults err = msgpackrpc.CallWithCodec(codec, "ConfigEntry.List", &args, &out) require.NoError(err) proxyConf, ok := out.Entries[0].(*structs.ProxyConfigEntry) require.Len(out.Entries, 1) require.True(ok) require.Equal(structs.ProxyConfigGlobal, proxyConf.Name) require.Equal(structs.ProxyDefaults, proxyConf.Kind) } func TestConfigEntry_ListAll_ACLDeny(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServerWithConfig(t, func(c *Config) { c.ACLDatacenter = "dc1" c.ACLsEnabled = true c.ACLMasterToken = "root" c.ACLDefaultPolicy = "deny" }) defer os.RemoveAll(dir1) defer s1.Shutdown() testrpc.WaitForTestAgent(t, s1.RPC, "dc1") codec := rpcClient(t, s1) defer codec.Close() // Create the ACL. arg := structs.ACLRequest{ Datacenter: "dc1", Op: structs.ACLSet, ACL: structs.ACL{ Name: "User token", Type: structs.ACLTokenTypeClient, Rules: ` service "foo" { policy = "read" } operator = "read" `, }, WriteRequest: structs.WriteRequest{Token: "root"}, } var id string if err := msgpackrpc.CallWithCodec(codec, "ACL.Apply", &arg, &id); err != nil { t.Fatalf("err: %v", err) } // Create some dummy service/proxy configs to be looked up. state := s1.fsm.State() require.NoError(state.EnsureConfigEntry(1, &structs.ProxyConfigEntry{ Kind: structs.ProxyDefaults, Name: structs.ProxyConfigGlobal, })) require.NoError(state.EnsureConfigEntry(2, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "foo", })) require.NoError(state.EnsureConfigEntry(3, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "db", })) // This should filter out the "db" service since we don't have permissions for it. args := structs.ConfigEntryQuery{ Datacenter: s1.config.Datacenter, QueryOptions: structs.QueryOptions{Token: id}, } var out structs.IndexedGenericConfigEntries err := msgpackrpc.CallWithCodec(codec, "ConfigEntry.ListAll", &args, &out) require.NoError(err) require.Len(out.Entries, 2) svcIndex := 0 proxyIndex := 1 if out.Entries[0].GetKind() == structs.ProxyDefaults { svcIndex = 1 proxyIndex = 0 } svcConf, ok := out.Entries[svcIndex].(*structs.ServiceConfigEntry) require.True(ok) proxyConf, ok := out.Entries[proxyIndex].(*structs.ProxyConfigEntry) require.True(ok) require.Equal("foo", svcConf.Name) require.Equal(structs.ServiceDefaults, svcConf.Kind) require.Equal(structs.ProxyConfigGlobal, proxyConf.Name) require.Equal(structs.ProxyDefaults, proxyConf.Kind) } func TestConfigEntry_Delete(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServer(t) defer os.RemoveAll(dir1) defer s1.Shutdown() codec := rpcClient(t, s1) defer codec.Close() // Create a dummy service in the state store to look up. entry := &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "foo", } state := s1.fsm.State() require.NoError(state.EnsureConfigEntry(1, entry)) // Verify it's there. _, existing, err := state.ConfigEntry(nil, structs.ServiceDefaults, "foo") require.NoError(err) serviceConf, ok := existing.(*structs.ServiceConfigEntry) require.True(ok) require.Equal("foo", serviceConf.Name) require.Equal(structs.ServiceDefaults, serviceConf.Kind) args := structs.ConfigEntryRequest{ Datacenter: "dc1", } args.Entry = entry var out struct{} require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.Delete", &args, &out)) // Verify the entry was deleted. _, existing, err = state.ConfigEntry(nil, structs.ServiceDefaults, "foo") require.NoError(err) require.Nil(existing) } func TestConfigEntry_Delete_ACLDeny(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServerWithConfig(t, func(c *Config) { c.ACLDatacenter = "dc1" c.ACLsEnabled = true c.ACLMasterToken = "root" c.ACLDefaultPolicy = "deny" }) defer os.RemoveAll(dir1) defer s1.Shutdown() testrpc.WaitForTestAgent(t, s1.RPC, "dc1") codec := rpcClient(t, s1) defer codec.Close() // Create the ACL. arg := structs.ACLRequest{ Datacenter: "dc1", Op: structs.ACLSet, ACL: structs.ACL{ Name: "User token", Type: structs.ACLTokenTypeClient, Rules: ` service "foo" { policy = "write" } operator = "write" `, }, WriteRequest: structs.WriteRequest{Token: "root"}, } var id string if err := msgpackrpc.CallWithCodec(codec, "ACL.Apply", &arg, &id); err != nil { t.Fatalf("err: %v", err) } // Create some dummy service/proxy configs to be looked up. state := s1.fsm.State() require.NoError(state.EnsureConfigEntry(1, &structs.ProxyConfigEntry{ Kind: structs.ProxyDefaults, Name: structs.ProxyConfigGlobal, })) require.NoError(state.EnsureConfigEntry(2, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "foo", })) // This should fail since we don't have write perms for the "db" service. args := structs.ConfigEntryRequest{ Datacenter: s1.config.Datacenter, Entry: &structs.ServiceConfigEntry{ Name: "db", }, WriteRequest: structs.WriteRequest{Token: id}, } var out struct{} err := msgpackrpc.CallWithCodec(codec, "ConfigEntry.Delete", &args, &out) if !acl.IsErrPermissionDenied(err) { t.Fatalf("err: %v", err) } // The "foo" service should work. args.Entry = &structs.ServiceConfigEntry{ Name: "foo", } require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.Delete", &args, &out)) // Verify the entry was deleted. _, existing, err := state.ConfigEntry(nil, structs.ServiceDefaults, "foo") require.NoError(err) require.Nil(existing) // Try to delete the global proxy config without a token. args = structs.ConfigEntryRequest{ Datacenter: s1.config.Datacenter, Entry: &structs.ProxyConfigEntry{ Name: structs.ProxyConfigGlobal, }, } err = msgpackrpc.CallWithCodec(codec, "ConfigEntry.Delete", &args, &out) if !acl.IsErrPermissionDenied(err) { t.Fatalf("err: %v", err) } // Now delete with a valid token. args.WriteRequest.Token = id require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.Delete", &args, &out)) _, existing, err = state.ConfigEntry(nil, structs.ServiceDefaults, "foo") require.NoError(err) require.Nil(existing) } func TestConfigEntry_ResolveServiceConfig(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServer(t) defer os.RemoveAll(dir1) defer s1.Shutdown() codec := rpcClient(t, s1) defer codec.Close() // Create a dummy proxy/service config in the state store to look up. state := s1.fsm.State() require.NoError(state.EnsureConfigEntry(1, &structs.ProxyConfigEntry{ Kind: structs.ProxyDefaults, Name: structs.ProxyConfigGlobal, Config: map[string]interface{}{ "foo": 1, }, })) require.NoError(state.EnsureConfigEntry(2, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "foo", Protocol: "http", })) require.NoError(state.EnsureConfigEntry(2, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "bar", Protocol: "grpc", })) args := structs.ServiceConfigRequest{ Name: "foo", Datacenter: s1.config.Datacenter, Upstreams: []string{"bar", "baz"}, } var out structs.ServiceConfigResponse require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.ResolveServiceConfig", &args, &out)) expected := structs.ServiceConfigResponse{ ProxyConfig: map[string]interface{}{ "foo": int64(1), "protocol": "http", }, UpstreamConfigs: map[string]map[string]interface{}{ "bar": map[string]interface{}{ "protocol": "grpc", }, }, // Don't know what this is deterministically QueryMeta: out.QueryMeta, } require.Equal(expected, out) _, entry, err := s1.fsm.State().ConfigEntry(nil, structs.ProxyDefaults, structs.ProxyConfigGlobal) require.NoError(err) require.NotNil(entry) proxyConf, ok := entry.(*structs.ProxyConfigEntry) require.True(ok) require.Equal(map[string]interface{}{"foo": 1}, proxyConf.Config) } func TestConfigEntry_ResolveServiceConfigNoConfig(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServer(t) defer os.RemoveAll(dir1) defer s1.Shutdown() codec := rpcClient(t, s1) defer codec.Close() // Don't create any config and make sure we don't nil panic (spoiler alert - // we did in first RC) args := structs.ServiceConfigRequest{ Name: "foo", Datacenter: s1.config.Datacenter, Upstreams: []string{"bar", "baz"}, } var out structs.ServiceConfigResponse require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.ResolveServiceConfig", &args, &out)) expected := structs.ServiceConfigResponse{ ProxyConfig: nil, UpstreamConfigs: nil, // Don't know what this is deterministically QueryMeta: out.QueryMeta, } require.Equal(expected, out) } func TestConfigEntry_ResolveServiceConfig_ACLDeny(t *testing.T) { t.Parallel() require := require.New(t) dir1, s1 := testServerWithConfig(t, func(c *Config) { c.ACLDatacenter = "dc1" c.ACLsEnabled = true c.ACLMasterToken = "root" c.ACLDefaultPolicy = "deny" }) defer os.RemoveAll(dir1) defer s1.Shutdown() testrpc.WaitForTestAgent(t, s1.RPC, "dc1") codec := rpcClient(t, s1) defer codec.Close() // Create the ACL. arg := structs.ACLRequest{ Datacenter: "dc1", Op: structs.ACLSet, ACL: structs.ACL{ Name: "User token", Type: structs.ACLTokenTypeClient, Rules: ` service "foo" { policy = "write" } operator = "write" `, }, WriteRequest: structs.WriteRequest{Token: "root"}, } var id string if err := msgpackrpc.CallWithCodec(codec, "ACL.Apply", &arg, &id); err != nil { t.Fatalf("err: %v", err) } // Create some dummy service/proxy configs to be looked up. state := s1.fsm.State() require.NoError(state.EnsureConfigEntry(1, &structs.ProxyConfigEntry{ Kind: structs.ProxyDefaults, Name: structs.ProxyConfigGlobal, })) require.NoError(state.EnsureConfigEntry(2, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "foo", })) require.NoError(state.EnsureConfigEntry(3, &structs.ServiceConfigEntry{ Kind: structs.ServiceDefaults, Name: "db", })) // This should fail since we don't have write perms for the "db" service. args := structs.ServiceConfigRequest{ Name: "db", Datacenter: s1.config.Datacenter, QueryOptions: structs.QueryOptions{Token: id}, } var out structs.ServiceConfigResponse err := msgpackrpc.CallWithCodec(codec, "ConfigEntry.ResolveServiceConfig", &args, &out) if !acl.IsErrPermissionDenied(err) { t.Fatalf("err: %v", err) } // The "foo" service should work. args.Name = "foo" require.NoError(msgpackrpc.CallWithCodec(codec, "ConfigEntry.ResolveServiceConfig", &args, &out)) }