resolver

Documentation

Index

• func PerformDNSLookups(resolver Resolver, domain string)
• func PerformReverseLookup(resolver Resolver, ip string)
• func TestPerformReverseLookup(t *testing.T)
• type DefaultResolver
  • func (r *DefaultResolver) LookupAddr(ip string) ([]string, error)
  • func (r *DefaultResolver) LookupCNAME(host string) (string, error)
  • func (r *DefaultResolver) LookupIP(host string) ([]net.IP, error)
  • func (r *DefaultResolver) LookupMX(host string) ([]*net.MX, error)
  • func (r *DefaultResolver) LookupNS(host string) ([]*net.NS, error)
  • func (r *DefaultResolver) LookupSOA(host string) ([]string, error)
  • func (r *DefaultResolver) LookupTXT(host string) ([]string, error)
  • func (r *DefaultResolver) LookupWHOIS(domain string) (string, error)
• type MockResolver
  • func (m *MockResolver) LookupAddr(ip string) ([]string, error)
  • func (m *MockResolver) LookupCNAME(host string) (string, error)
  • func (m *MockResolver) LookupIP(host string) ([]net.IP, error)
  • func (m *MockResolver) LookupMX(host string) ([]*net.MX, error)
  • func (m *MockResolver) LookupNS(host string) ([]*net.NS, error)
  • func (r *MockResolver) LookupSOA(host string) ([]string, error)
  • func (m *MockResolver) LookupTXT(host string) ([]string, error)
  • func (r *MockResolver) LookupWHOIS(domain string) (string, error)
• type Resolver

Functions

func PerformDNSLookups

func PerformDNSLookups(resolver Resolver, domain string)

func PerformReverseLookup

func PerformReverseLookup(resolver Resolver, ip string)

func TestPerformReverseLookup

func TestPerformReverseLookup(t *testing.T)

Types

type DefaultResolver

type DefaultResolver struct{}

DefaultResolver uses Go's net package for lookups

func (*DefaultResolver) LookupAddr

func (r *DefaultResolver) LookupAddr(ip string) ([]string, error)

func (*DefaultResolver) LookupCNAME

func (r *DefaultResolver) LookupCNAME(host string) (string, error)

func (*DefaultResolver) LookupIP

func (r *DefaultResolver) LookupIP(host string) ([]net.IP, error)

func (*DefaultResolver) LookupMX

func (r *DefaultResolver) LookupMX(host string) ([]*net.MX, error)

func (*DefaultResolver) LookupNS

func (r *DefaultResolver) LookupNS(host string) ([]*net.NS, error)

func (*DefaultResolver) LookupSOA

func (r *DefaultResolver) LookupSOA(host string) ([]string, error)

LookupSOA performs SOA record lookup using miekg/dns

func (*DefaultResolver) LookupTXT

func (r *DefaultResolver) LookupTXT(host string) ([]string, error)

func (*DefaultResolver) LookupWHOIS

func (r *DefaultResolver) LookupWHOIS(domain string) (string, error)

LookupWHOIS performs a WHOIS lookup using domainr/whois

type MockResolver

type MockResolver struct {
	MockLookupAddr  func(string) ([]string, error)
	MockLookupIP    func(string) ([]net.IP, error)
	MockLookupCNAME func(string) (string, error)
	MockLookupMX    func(string) ([]*net.MX, error)
	MockLookupNS    func(string) ([]*net.NS, error)
	MockLookupTXT   func(string) ([]string, error)
}

MockResolver is struct used to simulate resolver behaviour for testing purposes

func (*MockResolver) LookupAddr

func (m *MockResolver) LookupAddr(ip string) ([]string, error)

simulates reverse DNS lookup for testing

func (*MockResolver) LookupCNAME

func (m *MockResolver) LookupCNAME(host string) (string, error)

simulates DNS lookup for CNAME records for testing

func (*MockResolver) LookupIP

func (m *MockResolver) LookupIP(host string) ([]net.IP, error)

simulates DNS lookup for A or AAAA records for testing

func (*MockResolver) LookupMX

func (m *MockResolver) LookupMX(host string) ([]*net.MX, error)

simulates DNS lookup for MX records for testing

func (*MockResolver) LookupNS

func (m *MockResolver) LookupNS(host string) ([]*net.NS, error)

simulates DNS lookup for NS records for testing

func (*MockResolver) LookupSOA

func (r *MockResolver) LookupSOA(host string) ([]string, error)

func (*MockResolver) LookupTXT

func (m *MockResolver) LookupTXT(host string) ([]string, error)

simulates DNS lookup for TXT records for testing

func (*MockResolver) LookupWHOIS

func (r *MockResolver) LookupWHOIS(domain string) (string, error)

type Resolver

type Resolver interface {
	LookupAddr(ip string) ([]string, error)
	LookupIP(host string) ([]net.IP, error)
	LookupCNAME(host string) (string, error)
	LookupMX(host string) ([]*net.MX, error)
	LookupNS(host string) ([]*net.NS, error)
	LookupTXT(host string) ([]string, error)
	LookupSOA(host string) ([]string, error)
	LookupWHOIS(host string) (string, error)
}