CHORE: Satisfy Staticcheck and remove unused code (#2331)

integrationTest/integration_test.go

@@ -667,7 +667,7 @@ func tlsa(name string, usage, selector, matchingtype uint8, target string) *mode
 	return r
 }
 
-func ns1_urlfwd(name, target string) *models.RecordConfig {
+func ns1Urlfwd(name, target string) *models.RecordConfig {
 	return makeRec(name, target, "NS1_URLFWD")
 }
 
@@ -1700,8 +1700,8 @@ func makeTests(t *testing.T) []*TestGroup {
 
 		testgroup("NS1_URLFWD tests",
 			only("NS1"),
-			tc("Add a urlfwd", ns1_urlfwd("urlfwd1", "/ http://example.com 302 2 0")),
-			tc("Update a urlfwd", ns1_urlfwd("urlfwd1", "/ http://example.org 301 2 0")),
+			tc("Add a urlfwd", ns1Urlfwd("urlfwd1", "/ http://example.com 302 2 0")),
+			tc("Update a urlfwd", ns1Urlfwd("urlfwd1", "/ http://example.org 301 2 0")),
 		),
 
 		//// IGNORE* features

models/domain.go

@@ -9,8 +9,8 @@ import (
 )
 
 const (
-	DOMAIN_UNIQUENAME = "dnscontrol_uniquename"
-	DOMAIN_TAG        = "dnscontrol_tag"
+	DomainUniqueName = "dnscontrol_uniquename"
+	DomainTag        = "dnscontrol_tag"
 )
 
 // DomainConfig describes a DNS domain (technically a DNS zone).
@@ -19,8 +19,8 @@ type DomainConfig struct {
 	RegistrarName    string         `json:"registrar"`
 	DNSProviderNames map[string]int `json:"dnsProviders"`
 
-	// Metadata[DOMAIN_UNIQUENAME] // .Name + "!" + .Tag
-	// Metadata[DOMAIN_TAG] // split horizon tag
+	// Metadata[DomainUniqueName] // .Name + "!" + .Tag
+	// Metadata[DomainTag] // split horizon tag
 	Metadata    map[string]string `json:"meta,omitempty"`
 	Records     Records           `json:"records"`
 	Nameservers []*Nameserver     `json:"nameservers,omitempty"`
@@ -46,12 +46,12 @@ type DomainConfig struct {
 
 // GetSplitHorizonNames returns the domain's name, uniquename, and tag.
 func (dc *DomainConfig) GetSplitHorizonNames() (name, uniquename, tag string) {
-	return dc.Name, dc.Metadata[DOMAIN_UNIQUENAME], dc.Metadata[DOMAIN_TAG]
+	return dc.Name, dc.Metadata[DomainUniqueName], dc.Metadata[DomainTag]
 }
 
 // GetUniqueName returns the domain's uniquename.
 func (dc *DomainConfig) GetUniqueName() (uniquename string) {
-	return dc.Metadata[DOMAIN_UNIQUENAME]
+	return dc.Metadata[DomainUniqueName]
 }
 
 // UpdateSplitHorizonNames updates the split horizon fields
@@ -75,8 +75,8 @@ func (dc *DomainConfig) UpdateSplitHorizonNames() {
 	if dc.Metadata == nil {
 		dc.Metadata = map[string]string{}
 	}
-	dc.Metadata[DOMAIN_UNIQUENAME] = unique
-	dc.Metadata[DOMAIN_TAG] = tag
+	dc.Metadata[DomainUniqueName] = unique
+	dc.Metadata[DomainTag] = tag
 }
 
 // Copy returns a deep copy of the DomainConfig.

pkg/diff2/analyze_test.go

@@ -51,18 +51,6 @@ var d11 = makeRec("labg", "NS", "10.10.10.97")            // [11']
 var d12 = makeRec("labh", "A", "1.2.3.4")                 //      [12']
 var testDataApexMX22bbb = makeRec("", "MX", "22 bbb")
 
-func makeChange(v Verb, l, t string, old, new models.Records, msgs []string) Change {
-	c := Change{
-		Type: v,
-		Old:  old,
-		New:  new,
-		Msgs: msgs,
-	}
-	c.Key.NameFQDN = l
-	c.Key.Type = t
-	return c
-}
-
 func compareMsgs(t *testing.T, fnname, testname, testpart string, gotcc ChangeList, wantstring string) {
 	t.Helper()
 	gs := strings.TrimSpace(justMsgString(gotcc))

pkg/normalize/validate.go

@@ -578,21 +578,6 @@ func checkDuplicates(records []*models.RecordConfig) (errs []error) {
 	return errs
 }
 
-// uniq returns the unique values in a map. The result is sorted lexigraphically.
-func uniq(s []string) []string {
-	seen := make(map[string]struct{})
-	var result []string
-
-	for _, k := range s {
-		if _, ok := seen[k]; !ok {
-			seen[k] = struct{}{}
-			result = append(result, k)
-		}
-	}
-	sort.Strings(result)
-	return result
-}
-
 func checkRecordSetHasMultipleTTLs(records []*models.RecordConfig) (errs []error) {
 	// The RFCs say that all records at a particular recordset should have
 	// the same TTL.  Most providers don't care, and if they do the

pkg/soautil/soautil_test.go

@@ -6,9 +6,6 @@ import (
 )
 
 func Test_RFC5322MailToBind(t *testing.T) {
-	type args struct {
-		rfc5322Mail string
-	}
 	tests := []struct {
 		name        string
 		rfc5322Mail string

providers/bind/bindProvider.go

@@ -299,7 +299,7 @@ func (c *bindProvider) GetZoneRecordsCorrections(dc *models.DomainConfig, foundR
 
 		c.zonefile = filepath.Join(c.directory,
 			makeFileName(c.filenameformat,
-				dc.Metadata[models.DOMAIN_UNIQUENAME], dc.Name, dc.Metadata[models.DOMAIN_TAG]),
+				dc.Metadata[models.DomainUniqueName], dc.Name, dc.Metadata[models.DomainTag]),
 		)
 
 		// We only change the serial number if there is a change.

providers/cloudflare/cloudflareProvider.go

@@ -72,15 +72,16 @@ type cloudflareProvider struct {
 	cfClient        *cloudflare.API
 }
 
-func labelMatches(label string, matches []string) bool {
-	printer.Debugf("DEBUG: labelMatches(%#v, %#v)\n", label, matches)
-	for _, tst := range matches {
-		if label == tst {
-			return true
-		}
-	}
-	return false
-}
+// TODO(dlemenkov): remove this function after deleting all commented code referecing it
+//func labelMatches(label string, matches []string) bool {
+//	printer.Debugf("DEBUG: labelMatches(%#v, %#v)\n", label, matches)
+//	for _, tst := range matches {
+//		if label == tst {
+//			return true
+//		}
+//	}
+//	return false
+//}
 
 // GetNameservers returns the nameservers for a domain.
 func (c *cloudflareProvider) GetNameservers(domain string) ([]*models.Nameserver, error) {

providers/cscglobal/api.go

@@ -19,8 +19,6 @@ const apiBase = "https://apis.cscglobal.com/dbs/api/v2"
 
 // Api layer for CSC Global
 
-type requestParams map[string]string
-
 type errorResponse struct {
 	Code        string `json:"code"`
 	Description string `json:"description"`

providers/desec/protocol.go

@@ -260,13 +260,15 @@ func (c *desecProvider) upsertRR(rr []resourceRecord, domain string) error {
 	return nil
 }
 
-func (c *desecProvider) deleteRR(domain, shortname, t string) error {
-	endpoint := fmt.Sprintf("/domains/%s/rrsets/%s/%s/", domain, shortname, t)
-	if _, _, err := c.get(endpoint, "DELETE"); err != nil {
-		return fmt.Errorf("failed delete RRset (deSEC): %v", err)
-	}
-	return nil
-}
+// Uncomment this function in case of using it
+// It was commented out to satisfy `staticcheck` warnings about unused code
+//func (c *desecProvider) deleteRR(domain, shortname, t string) error {
+//	endpoint := fmt.Sprintf("/domains/%s/rrsets/%s/%s/", domain, shortname, t)
+//	if _, _, err := c.get(endpoint, "DELETE"); err != nil {
+//		return fmt.Errorf("failed delete RRset (deSEC): %v", err)
+//	}
+//	return nil
+//}
 
 func (c *desecProvider) get(target, method string) ([]byte, *http.Response, error) {
 	retrycnt := 0

providers/loopia/types.go

@@ -51,12 +51,14 @@ type structMemberInt struct {
 
 func (m structMemberInt) structMember() {}
 
-type structMemberBool struct {
-	Name  string `xml:"name"`
-	Value bool   `xml:"value>boolean"`
-}
-
-func (m structMemberBool) structMember() {}
+// Uncomment this code in case of using it
+// It was commented out to satisfy `staticcheck` warnings about unused code
+//type structMemberBool struct {
+//	Name  string `xml:"name"`
+//	Value bool   `xml:"value>boolean"`
+//}
+//
+//func (m structMemberBool) structMember() {}
 
 type methodCall struct {
 	XMLName    xml.Name `xml:"methodCall"`

providers/namedotcom/records.go

@@ -12,13 +12,6 @@ import (
 	"github.com/namedotcom/go/namecom"
 )
 
-var defaultNameservers = []*models.Nameserver{
-	{Name: "ns1.name.com"},
-	{Name: "ns2.name.com"},
-	{Name: "ns3.name.com"},
-	{Name: "ns4.name.com"},
-}
-
 // GetZoneRecords gets the records of a zone and returns them in RecordConfig format.
 func (n *namedotcomProvider) GetZoneRecords(domain string, meta map[string]string) (models.Records, error) {
 	records, err := n.getRecords(domain)

providers/netcup/api.go

@@ -13,9 +13,9 @@ const (
 )
 
 type netcupProvider struct {
-	domainIndex      map[string]string
-	nameserversNames []string
-	credentials      struct {
+	//domainIndex      map[string]string
+	//nameserversNames []string
+	credentials struct {
 		apikey         string
 		customernumber string
 		sessionID      string
@@ -112,20 +112,6 @@ func (api *netcupProvider) login(apikey, password, customernumber string) error
 	return nil
 }
 
-func (api *netcupProvider) logout() error {
-	data := paramLogout{
-		Key:            api.credentials.apikey,
-		SessionID:      api.credentials.sessionID,
-		CustomerNumber: api.credentials.customernumber,
-	}
-	_, err := api.get("logout", data)
-	if err != nil {
-		return fmt.Errorf("failed to logout from netcup: %s", err)
-	}
-	api.credentials.apikey, api.credentials.sessionID, api.credentials.customernumber = "", "", ""
-	return nil
-}
-
 func (api *netcupProvider) get(action string, params interface{}) (json.RawMessage, error) {
 	reqParam := request{
 		Action: action,

providers/netcup/types.go

@@ -21,12 +21,6 @@ type paramLogin struct {
 	CustomerNumber string `json:"customernumber"`
 }
 
-type paramLogout struct {
-	Key            string `json:"apikey"`
-	SessionID      string `json:"apisessionid"`
-	CustomerNumber string `json:"customernumber"`
-}
-
 type paramGetRecords struct {
 	Key            string `json:"apikey"`
 	SessionID      string `json:"apisessionid"`

providers/ovh/protocol.go

@@ -65,10 +65,6 @@ type Record struct {
 	SubDomain string `json:"subDomain,omitempty"`
 }
 
-type records struct {
-	recordsID []int
-}
-
 func (c *ovhProvider) fetchRecords(fqdn string) ([]*Record, error) {
 	var recordIds []int
 

providers/rwth/api.go

@@ -15,7 +15,6 @@ import (
 
 	"github.com/StackExchange/dnscontrol/v3/models"
 	"github.com/StackExchange/dnscontrol/v3/pkg/printer"
-	"github.com/miekg/dns"
 )
 
 const (
@@ -31,7 +30,6 @@ type RecordReply struct {
 	Status    string    `json:"status"`
 	UpdatedAt time.Time `json:"updated_at"`
 	Editable  bool      `json:"editable"`
-	rec       dns.RR    // Store miekg/dns
 }
 
 type zone struct {

providers/vultr/convert_test.go

@@ -72,7 +72,3 @@ func TestConversion(t *testing.T) {
 		}
 	}
 }
-
-func intPtr(v int) *int {
-	return &v
-}

staticcheck.conf

@@ -1,3 +1 @@
-checks = ["all", "-ST1000", "-U1000"]
-# U1000 is disabled due to https://github.com/dominikh/go-tools/issues/810
-# TODO(tlim): When #810 is fixed, we should enable U1000.
+checks = ["all", "-ST1000"]