symbol name refactoring (#1263)

* ECSConfig -> ECS

* EdeConfig -> EDE

* EdeResolver -> EDEResolver

* SUDNConfig -> SUDN

* FqdnOnlyConfig -> FQDNOnly

* FqdnOnlyResolver -> FQDNOnlyResolver

config/config.go

@@ -208,11 +208,11 @@ type Config struct {
 	KeyFile             string                    `yaml:"keyFile"`
 	BootstrapDNS        BootstrapDNSConfig        `yaml:"bootstrapDns"`
 	HostsFile           HostsFileConfig           `yaml:"hostsFile"`
-	FqdnOnly            FqdnOnlyConfig            `yaml:"fqdnOnly"`
+	FQDNOnly            FQDNOnly                  `yaml:"fqdnOnly"`
 	Filtering           FilteringConfig           `yaml:"filtering"`
-	Ede                 EdeConfig                 `yaml:"ede"`
-	ECS                 ECSConfig                 `yaml:"ecs"`
-	SUDN                SUDNConfig                `yaml:"specialUseDomains"`
+	EDE                 EDE                       `yaml:"ede"`
+	ECS                 ECS                       `yaml:"ecs"`
+	SUDN                SUDN                      `yaml:"specialUseDomains"`
 
 	// Deprecated options
 	Deprecated struct {
@@ -274,8 +274,8 @@ type RedisConfig struct {
 }
 
 type (
-	FqdnOnlyConfig = toEnable
-	EdeConfig      = toEnable
+	FQDNOnly = toEnable
+	EDE      = toEnable
 )
 
 type toEnable struct {

config/config_test.go

@@ -791,7 +791,7 @@ func defaultTestFileConfig() {
 	Expect(config.Blocking.BlockTTL).Should(Equal(Duration(time.Minute)))
 	Expect(config.Blocking.Loading.RefreshPeriod).Should(Equal(Duration(2 * time.Hour)))
 	Expect(config.Filtering.QueryTypes).Should(HaveLen(2))
-	Expect(config.FqdnOnly.Enable).Should(BeTrue())
+	Expect(config.FQDNOnly.Enable).Should(BeTrue())
 
 	Expect(config.Caching.MaxCachingTime).Should(BeZero())
 	Expect(config.Caching.MinCachingTime).Should(BeZero())

config/ecs.go

@@ -42,8 +42,8 @@ func (x *ECSv6Mask) UnmarshalText(text []byte) error {
 	return nil
 }
 
-// ECSConfig is the configuration of the ECS resolver
-type ECSConfig struct {
+// ECS is the configuration of the ECS resolver
+type ECS struct {
 	UseAsClient bool      `yaml:"useAsClient" default:"false"`
 	Forward     bool      `yaml:"forward" default:"false"`
 	IPv4Mask    ECSv4Mask `yaml:"ipv4Mask" default:"0"`
@@ -51,12 +51,12 @@ type ECSConfig struct {
 }
 
 // IsEnabled returns true if the ECS resolver is enabled
-func (c *ECSConfig) IsEnabled() bool {
+func (c *ECS) IsEnabled() bool {
 	return c.UseAsClient || c.Forward || c.IPv4Mask > 0 || c.IPv6Mask > 0
 }
 
 // LogConfig logs the configuration
-func (c *ECSConfig) LogConfig(logger *logrus.Entry) {
+func (c *ECS) LogConfig(logger *logrus.Entry) {
 	logger.Infof("Use as client = %t", c.UseAsClient)
 	logger.Infof("Forward       = %t", c.Forward)
 	logger.Infof("IPv4 netmask  = %d", c.IPv4Mask)

config/ecs_test.go

@@ -8,9 +8,9 @@ import (
 	"gopkg.in/yaml.v2"
 )
 
-var _ = Describe("ECSConfig", func() {
+var _ = Describe("ECS", func() {
 	var (
-		c   ECSConfig
+		c   ECS
 		err error
 	)
 
@@ -26,7 +26,7 @@ var _ = Describe("ECSConfig", func() {
 			})
 		})
 
-		When("UseEcsAsClient is true", func() {
+		When("UseAsClient is true", func() {
 			BeforeEach(func() {
 				c.UseAsClient = true
 			})
@@ -36,7 +36,7 @@ var _ = Describe("ECSConfig", func() {
 			})
 		})
 
-		When("ForwardEcs is true", func() {
+		When("Forward is true", func() {
 			BeforeEach(func() {
 				c.Forward = true
 			})

config/sudn.go

@@ -4,8 +4,8 @@ import (
 	"github.com/sirupsen/logrus"
 )
 
-// SUDNConfig configuration for Special Use Domain Names
-type SUDNConfig struct {
+// SUDN configuration for Special Use Domain Names
+type SUDN struct {
 	// These are "recommended for private use" but not mandatory.
 	// If a user wishes to use one, it will most likely be via conditional
 	// upstream or custom DNS, which come before SUDN in the resolver chain.
@@ -14,12 +14,12 @@ type SUDNConfig struct {
 }
 
 // IsEnabled implements `config.Configurable`.
-func (c *SUDNConfig) IsEnabled() bool {
+func (c *SUDN) IsEnabled() bool {
 	// The Special Use RFCs are always active
 	return true
 }
 
 // LogConfig implements `config.Configurable`.
-func (c *SUDNConfig) LogConfig(logger *logrus.Entry) {
+func (c *SUDN) LogConfig(logger *logrus.Entry) {
 	logger.Debugf("rfc6762-appendixG = %v", c.RFC6762AppendixG)
 }

config/sudn_test.go

@@ -6,14 +6,14 @@ import (
 )
 
 var _ = Describe("SUDNConfig", func() {
-	var cfg SUDNConfig
+	var cfg SUDN
 
 	suiteBeforeEach()
 
 	BeforeEach(func() {
 		var err error
 
-		cfg, err = WithDefaults[SUDNConfig]()
+		cfg, err = WithDefaults[SUDN]()
 		Expect(err).Should(Succeed())
 	})
 

resolver/ecs_resolver.go

@@ -31,13 +31,13 @@ type ECSMask interface {
 
 // ECSResolver is responsible for adding the EDNS Client Subnet information as EDNS0 option.
 type ECSResolver struct {
-	configurable[*config.ECSConfig]
+	configurable[*config.ECS]
 	NextResolver
 	typed
 }
 
 // NewECSResolver creates new resolver instance which adds the subnet information as EDNS0 option
-func NewECSResolver(cfg config.ECSConfig) ChainedResolver {
+func NewECSResolver(cfg config.ECS) ChainedResolver {
 	return &ECSResolver{
 		configurable: withConfig(&cfg),
 		typed:        withType("extended_client_subnet"),

resolver/ecs_resolver_test.go

@@ -19,7 +19,7 @@ import (
 var _ = Describe("EcsResolver", func() {
 	var (
 		sut        *ECSResolver
-		sutConfig  config.ECSConfig
+		sutConfig  config.ECS
 		m          *mockResolver
 		mockAnswer *dns.Msg
 		err        error

resolver/ede_resolver.go

@@ -7,17 +7,17 @@ import (
 	"github.com/miekg/dns"
 )
 
-// A EdeResolver is responsible for adding the reason for the response as EDNS0 option
-type EdeResolver struct {
-	configurable[*config.EdeConfig]
+// A EDEResolver is responsible for adding the reason for the response as EDNS0 option
+type EDEResolver struct {
+	configurable[*config.EDE]
 	NextResolver
 	typed
 }
 
-// NewEdeResolver creates new resolver instance which adds the reason for
+// NewEDEResolver creates new resolver instance which adds the reason for
 // the response as EDNS0 option to the response if it is enabled in the configuration
-func NewEdeResolver(cfg config.EdeConfig) *EdeResolver {
-	return &EdeResolver{
+func NewEDEResolver(cfg config.EDE) *EDEResolver {
+	return &EDEResolver{
 		configurable: withConfig(&cfg),
 		typed:        withType("extended_error_code"),
 	}
@@ -25,7 +25,7 @@ func NewEdeResolver(cfg config.EdeConfig) *EdeResolver {
 
 // Resolve adds the reason as EDNS0 option to the response of the next resolver
 // if it is enabled in the configuration
-func (r *EdeResolver) Resolve(request *model.Request) (*model.Response, error) {
+func (r *EDEResolver) Resolve(request *model.Request) (*model.Response, error) {
 	if !r.cfg.Enable {
 		return r.next.Resolve(request)
 	}
@@ -41,7 +41,7 @@ func (r *EdeResolver) Resolve(request *model.Request) (*model.Response, error) {
 }
 
 // addExtraReasoning adds the reason for the response as EDNS0 option
-func (r *EdeResolver) addExtraReasoning(res *model.Response) {
+func (r *EDEResolver) addExtraReasoning(res *model.Response) {
 	infocode := res.RType.ToExtendedErrorCode()
 
 	if infocode == dns.ExtendedErrorCodeOther {

resolver/ede_resolver_test.go

@@ -20,8 +20,8 @@ import (
 
 var _ = Describe("EdeResolver", func() {
 	var (
-		sut        *EdeResolver
-		sutConfig  config.EdeConfig
+		sut        *EDEResolver
+		sutConfig  config.EDE
 		m          *mockResolver
 		mockAnswer *dns.Msg
 	)
@@ -46,13 +46,13 @@ var _ = Describe("EdeResolver", func() {
 			}, nil)
 		}
 
-		sut = NewEdeResolver(sutConfig)
+		sut = NewEDEResolver(sutConfig)
 		sut.Next(m)
 	})
 
 	When("ede is disabled", func() {
 		BeforeEach(func() {
-			sutConfig = config.EdeConfig{
+			sutConfig = config.EDE{
 				Enable: false,
 			}
 		})
@@ -79,7 +79,7 @@ var _ = Describe("EdeResolver", func() {
 
 	When("ede is enabled", func() {
 		BeforeEach(func() {
-			sutConfig = config.EdeConfig{
+			sutConfig = config.EDE{
 				Enable: true,
 			}
 		})

resolver/fqdn_only_resolver.go

@@ -9,20 +9,20 @@ import (
 	"github.com/miekg/dns"
 )
 
-type FqdnOnlyResolver struct {
-	configurable[*config.FqdnOnlyConfig]
+type FQDNOnlyResolver struct {
+	configurable[*config.FQDNOnly]
 	NextResolver
 	typed
 }
 
-func NewFqdnOnlyResolver(cfg config.FqdnOnlyConfig) *FqdnOnlyResolver {
-	return &FqdnOnlyResolver{
+func NewFQDNOnlyResolver(cfg config.FQDNOnly) *FQDNOnlyResolver {
+	return &FQDNOnlyResolver{
 		configurable: withConfig(&cfg),
 		typed:        withType("fqdn_only"),
 	}
 }
 
-func (r *FqdnOnlyResolver) Resolve(request *model.Request) (*model.Response, error) {
+func (r *FQDNOnlyResolver) Resolve(request *model.Request) (*model.Response, error) {
 	if r.IsEnabled() {
 		domainFromQuestion := util.ExtractDomain(request.Req.Question[0])
 		if !strings.Contains(domainFromQuestion, ".") {

resolver/fqdn_only_resolver_test.go

@@ -13,8 +13,8 @@ import (
 
 var _ = Describe("FqdnOnlyResolver", func() {
 	var (
-		sut        *FqdnOnlyResolver
-		sutConfig  config.FqdnOnlyConfig
+		sut        *FQDNOnlyResolver
+		sutConfig  config.FQDNOnly
 		m          *mockResolver
 		mockAnswer *dns.Msg
 	)
@@ -30,7 +30,7 @@ var _ = Describe("FqdnOnlyResolver", func() {
 	})
 
 	JustBeforeEach(func() {
-		sut = NewFqdnOnlyResolver(sutConfig)
+		sut = NewFQDNOnlyResolver(sutConfig)
 		m = &mockResolver{}
 		m.On("Resolve", mock.Anything).Return(&Response{Res: mockAnswer}, nil)
 		sut.Next(m)
@@ -54,7 +54,7 @@ var _ = Describe("FqdnOnlyResolver", func() {
 
 	When("Fqdn only is enabled", func() {
 		BeforeEach(func() {
-			sutConfig = config.FqdnOnlyConfig{Enable: true}
+			sutConfig = config.FQDNOnly{Enable: true}
 		})
 		It("Should delegate to next resolver if request query is fqdn", func() {
 			Expect(sut.Resolve(newRequest("example.com", A))).
@@ -100,7 +100,7 @@ var _ = Describe("FqdnOnlyResolver", func() {
 
 	When("Fqdn only is disabled", func() {
 		BeforeEach(func() {
-			sutConfig = config.FqdnOnlyConfig{Enable: false}
+			sutConfig = config.FQDNOnly{Enable: false}
 		})
 		It("Should delegate to next resolver if request query is fqdn", func() {
 			Expect(sut.Resolve(newRequest("example.com", A))).

resolver/sudn_resolver.go

@@ -9,7 +9,7 @@ import (
 	"github.com/miekg/dns"
 )
 
-type sudnHandler = func(request *model.Request, cfg *config.SUDNConfig) *model.Response
+type sudnHandler = func(request *model.Request, cfg *config.SUDN) *model.Response
 
 //nolint:gochecknoglobals
 var (
@@ -89,10 +89,10 @@ var (
 type SpecialUseDomainNamesResolver struct {
 	NextResolver
 	typed
-	configurable[*config.SUDNConfig]
+	configurable[*config.SUDN]
 }
 
-func NewSpecialUseDomainNamesResolver(cfg config.SUDNConfig) *SpecialUseDomainNamesResolver {
+func NewSpecialUseDomainNamesResolver(cfg config.SUDN) *SpecialUseDomainNamesResolver {
 	return &SpecialUseDomainNamesResolver{
 		typed:        withType("special_use_domains"),
 		configurable: withConfig(&cfg),
@@ -134,11 +134,11 @@ func newSUDNResponse(response *model.Request, rcode int) *model.Response {
 	return newResponse(response, rcode, model.ResponseTypeSPECIAL, "Special-Use Domain Name")
 }
 
-func sudnNXDomain(request *model.Request, _ *config.SUDNConfig) *model.Response {
+func sudnNXDomain(request *model.Request, _ *config.SUDN) *model.Response {
 	return newSUDNResponse(request, dns.RcodeNameError)
 }
 
-func sudnLocalhost(request *model.Request, cfg *config.SUDNConfig) *model.Response {
+func sudnLocalhost(request *model.Request, cfg *config.SUDN) *model.Response {
 	q := request.Req.Question[0]
 
 	var rr dns.RR
@@ -165,7 +165,7 @@ func sudnLocalhost(request *model.Request, cfg *config.SUDNConfig) *model.Respon
 	return response
 }
 
-func sudnRFC6762AppendixG(request *model.Request, cfg *config.SUDNConfig) *model.Response {
+func sudnRFC6762AppendixG(request *model.Request, cfg *config.SUDN) *model.Response {
 	if !cfg.RFC6762AppendixG {
 		return nil
 	}
@@ -173,7 +173,7 @@ func sudnRFC6762AppendixG(request *model.Request, cfg *config.SUDNConfig) *model
 	return sudnNXDomain(request, cfg)
 }
 
-func sudnHomeArpa(request *model.Request, cfg *config.SUDNConfig) *model.Response {
+func sudnHomeArpa(request *model.Request, cfg *config.SUDN) *model.Response {
 	if request.Req.Question[0].Qtype == dns.TypeDS {
 		// DS queries must be forwarded
 		return nil

resolver/sudn_resolver_test.go

@@ -17,7 +17,7 @@ import (
 var _ = Describe("SudnResolver", Label("sudnResolver"), func() {
 	var (
 		sut       *SpecialUseDomainNamesResolver
-		sutConfig config.SUDNConfig
+		sutConfig config.SUDN
 		m         *mockResolver
 	)
 
@@ -30,7 +30,7 @@ var _ = Describe("SudnResolver", Label("sudnResolver"), func() {
 	BeforeEach(func() {
 		var err error
 
-		sutConfig, err = config.WithDefaults[config.SUDNConfig]()
+		sutConfig, err = config.WithDefaults[config.SUDN]()
 		Expect(err).Should(Succeed())
 	})
 

server/server.go

@@ -414,10 +414,10 @@ func createQueryResolver(
 
 	r = resolver.Chain(
 		resolver.NewFilteringResolver(cfg.Filtering),
-		resolver.NewFqdnOnlyResolver(cfg.FqdnOnly),
+		resolver.NewFQDNOnlyResolver(cfg.FQDNOnly),
 		resolver.NewECSResolver(cfg.ECS),
 		clientNames,
-		resolver.NewEdeResolver(cfg.Ede),
+		resolver.NewEDEResolver(cfg.EDE),
 		resolver.NewQueryLoggingResolver(ctx, cfg.QueryLog),
 		resolver.NewMetricsResolver(cfg.Prometheus),
 		resolver.NewRewriterResolver(cfg.CustomDNS.RewriterConfig, resolver.NewCustomDNSResolver(cfg.CustomDNS)),