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authorChristopher Speller <crspeller@gmail.com>2018-04-16 05:37:14 -0700
committerJoram Wilander <jwawilander@gmail.com>2018-04-16 08:37:14 -0400
commit6e2cb00008cbf09e556b00f87603797fcaa47e09 (patch)
tree3c0eb55ff4226a3f024aad373140d1fb860a6404 /vendor/github.com/miekg/dns/dnsutil
parentbf24f51c4e1cc6286885460672f7f449e8c6f5ef (diff)
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Depenancy upgrades and movign to dep. (#8630)
Diffstat (limited to 'vendor/github.com/miekg/dns/dnsutil')
-rw-r--r--vendor/github.com/miekg/dns/dnsutil/util.go83
-rw-r--r--vendor/github.com/miekg/dns/dnsutil/util_test.go130
2 files changed, 0 insertions, 213 deletions
diff --git a/vendor/github.com/miekg/dns/dnsutil/util.go b/vendor/github.com/miekg/dns/dnsutil/util.go
deleted file mode 100644
index 76ac4de66..000000000
--- a/vendor/github.com/miekg/dns/dnsutil/util.go
+++ /dev/null
@@ -1,83 +0,0 @@
-// Package dnsutil contains higher-level methods useful with the dns
-// package. While package dns implements the DNS protocols itself,
-// these functions are related but not directly required for protocol
-// processing. They are often useful in preparing input/output of the
-// functions in package dns.
-package dnsutil
-
-import (
- "strings"
-
- "github.com/miekg/dns"
-)
-
-// AddOrigin adds origin to s if s is not already a FQDN.
-// Note that the result may not be a FQDN. If origin does not end
-// with a ".", the result won't either.
-// This implements the zonefile convention (specified in RFC 1035,
-// Section "5.1. Format") that "@" represents the
-// apex (bare) domain. i.e. AddOrigin("@", "foo.com.") returns "foo.com.".
-func AddOrigin(s, origin string) string {
- // ("foo.", "origin.") -> "foo." (already a FQDN)
- // ("foo", "origin.") -> "foo.origin."
- // ("foo", "origin") -> "foo.origin"
- // ("foo", ".") -> "foo." (Same as dns.Fqdn())
- // ("foo.", ".") -> "foo." (Same as dns.Fqdn())
- // ("@", "origin.") -> "origin." (@ represents the apex (bare) domain)
- // ("", "origin.") -> "origin." (not obvious)
- // ("foo", "") -> "foo" (not obvious)
-
- if dns.IsFqdn(s) {
- return s // s is already a FQDN, no need to mess with it.
- }
- if len(origin) == 0 {
- return s // Nothing to append.
- }
- if s == "@" || len(s) == 0 {
- return origin // Expand apex.
- }
- if origin == "." {
- return dns.Fqdn(s)
- }
-
- return s + "." + origin // The simple case.
-}
-
-// TrimDomainName trims origin from s if s is a subdomain.
-// This function will never return "", but returns "@" instead (@ represents the apex domain).
-func TrimDomainName(s, origin string) string {
- // An apex (bare) domain is always returned as "@".
- // If the return value ends in a ".", the domain was not the suffix.
- // origin can end in "." or not. Either way the results should be the same.
-
- if len(s) == 0 {
- return "@"
- }
- // Someone is using TrimDomainName(s, ".") to remove a dot if it exists.
- if origin == "." {
- return strings.TrimSuffix(s, origin)
- }
-
- original := s
- s = dns.Fqdn(s)
- origin = dns.Fqdn(origin)
-
- if !dns.IsSubDomain(origin, s) {
- return original
- }
-
- slabels := dns.Split(s)
- olabels := dns.Split(origin)
- m := dns.CompareDomainName(s, origin)
- if len(olabels) == m {
- if len(olabels) == len(slabels) {
- return "@" // origin == s
- }
- if (s[0] == '.') && (len(slabels) == (len(olabels) + 1)) {
- return "@" // TrimDomainName(".foo.", "foo.")
- }
- }
-
- // Return the first (len-m) labels:
- return s[:slabels[len(slabels)-m]-1]
-}
diff --git a/vendor/github.com/miekg/dns/dnsutil/util_test.go b/vendor/github.com/miekg/dns/dnsutil/util_test.go
deleted file mode 100644
index 6754789bc..000000000
--- a/vendor/github.com/miekg/dns/dnsutil/util_test.go
+++ /dev/null
@@ -1,130 +0,0 @@
-package dnsutil
-
-import "testing"
-
-func TestAddOrigin(t *testing.T) {
- var tests = []struct{ e1, e2, expected string }{
- {"@", "example.com", "example.com"},
- {"foo", "example.com", "foo.example.com"},
- {"foo.", "example.com", "foo."},
- {"@", "example.com.", "example.com."},
- {"foo", "example.com.", "foo.example.com."},
- {"foo.", "example.com.", "foo."},
- {"example.com", ".", "example.com."},
- {"example.com.", ".", "example.com."},
- // Oddball tests:
- // In general origin should not be "" or "." but at least
- // these tests verify we don't crash and will keep results
- // from changing unexpectedly.
- {"*.", "", "*."},
- {"@", "", "@"},
- {"foobar", "", "foobar"},
- {"foobar.", "", "foobar."},
- {"*.", ".", "*."},
- {"@", ".", "."},
- {"foobar", ".", "foobar."},
- {"foobar.", ".", "foobar."},
- }
- for _, test := range tests {
- actual := AddOrigin(test.e1, test.e2)
- if test.expected != actual {
- t.Errorf("AddOrigin(%#v, %#v) expected %#v, got %#v\n", test.e1, test.e2, test.expected, actual)
- }
- }
-}
-
-func TestTrimDomainName(t *testing.T) {
- // Basic tests.
- // Try trimming "example.com" and "example.com." from typical use cases.
- testsEx := []struct{ experiment, expected string }{
- {"foo.example.com", "foo"},
- {"foo.example.com.", "foo"},
- {".foo.example.com", ".foo"},
- {".foo.example.com.", ".foo"},
- {"*.example.com", "*"},
- {"example.com", "@"},
- {"example.com.", "@"},
- {"com.", "com."},
- {"foo.", "foo."},
- {"serverfault.com.", "serverfault.com."},
- {"serverfault.com", "serverfault.com"},
- {".foo.ronco.com", ".foo.ronco.com"},
- {".foo.ronco.com.", ".foo.ronco.com."},
- }
- for _, dom := range []string{"example.com", "example.com."} {
- for i, test := range testsEx {
- actual := TrimDomainName(test.experiment, dom)
- if test.expected != actual {
- t.Errorf("%d TrimDomainName(%#v, %#v): expected %v, got %v\n", i, test.experiment, dom, test.expected, actual)
- }
- }
- }
-
- // Paranoid tests.
- // These test shouldn't be needed but I was weary of off-by-one errors.
- // In theory, these can't happen because there are no single-letter TLDs,
- // but it is good to exercize the code this way.
- tests := []struct{ experiment, expected string }{
- {"", "@"},
- {".", "."},
- {"a.b.c.d.e.f.", "a.b.c.d.e"},
- {"b.c.d.e.f.", "b.c.d.e"},
- {"c.d.e.f.", "c.d.e"},
- {"d.e.f.", "d.e"},
- {"e.f.", "e"},
- {"f.", "@"},
- {".a.b.c.d.e.f.", ".a.b.c.d.e"},
- {".b.c.d.e.f.", ".b.c.d.e"},
- {".c.d.e.f.", ".c.d.e"},
- {".d.e.f.", ".d.e"},
- {".e.f.", ".e"},
- {".f.", "@"},
- {"a.b.c.d.e.f", "a.b.c.d.e"},
- {"a.b.c.d.e.", "a.b.c.d.e."},
- {"a.b.c.d.e", "a.b.c.d.e"},
- {"a.b.c.d.", "a.b.c.d."},
- {"a.b.c.d", "a.b.c.d"},
- {"a.b.c.", "a.b.c."},
- {"a.b.c", "a.b.c"},
- {"a.b.", "a.b."},
- {"a.b", "a.b"},
- {"a.", "a."},
- {"a", "a"},
- {".a.b.c.d.e.f", ".a.b.c.d.e"},
- {".a.b.c.d.e.", ".a.b.c.d.e."},
- {".a.b.c.d.e", ".a.b.c.d.e"},
- {".a.b.c.d.", ".a.b.c.d."},
- {".a.b.c.d", ".a.b.c.d"},
- {".a.b.c.", ".a.b.c."},
- {".a.b.c", ".a.b.c"},
- {".a.b.", ".a.b."},
- {".a.b", ".a.b"},
- {".a.", ".a."},
- {".a", ".a"},
- }
- for _, dom := range []string{"f", "f."} {
- for i, test := range tests {
- actual := TrimDomainName(test.experiment, dom)
- if test.expected != actual {
- t.Errorf("%d TrimDomainName(%#v, %#v): expected %v, got %v\n", i, test.experiment, dom, test.expected, actual)
- }
- }
- }
-
- // Test cases for bugs found in the wild.
- // These test cases provide both origin, s, and the expected result.
- // If you find a bug in the while, this is probably the easiest place
- // to add it as a test case.
- var testsWild = []struct{ e1, e2, expected string }{
- {"mathoverflow.net.", ".", "mathoverflow.net"},
- {"mathoverflow.net", ".", "mathoverflow.net"},
- {"", ".", "@"},
- {"@", ".", "@"},
- }
- for i, test := range testsWild {
- actual := TrimDomainName(test.e1, test.e2)
- if test.expected != actual {
- t.Errorf("%d TrimDomainName(%#v, %#v): expected %v, got %v\n", i, test.e1, test.e2, test.expected, actual)
- }
- }
-}