Middleware/Kubernetes: Add RR check to K8s integration tests (#884)
This commit is contained in:
Sandeep Rajan
Chris O'Haver
parent
f901b0cefa
commit
5e9991556e
4 changed files with 505 additions and 100 deletions
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@ -25,7 +25,7 @@ env:
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# IPv6 is needed by some of the CoreDNS test cases. The VM environment
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# is needed to have access to sudo in the test environment. Sudo is
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# needed to have docker in the test environment. Docker is needed to
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# launch a kubernetes instance in the test environment.
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# launch a Kubernetes instance in the test environment.
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# (Dependencies are fun! :) )
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before_install:
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- cat /proc/net/if_inet6
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@ -51,5 +51,6 @@ before_script:
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script:
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- make TEST_TYPE=$TEST_TYPE travis
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after_success:
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- bash <(curl -s https://codecov.io/bash)
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@ -235,19 +235,8 @@ func runServeDNSTests(ctx context.Context, t *testing.T, dnsTestCases map[string
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}
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// Before sorting, make sure that CNAMES do not appear after their target records
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for i, c := range resp.Answer {
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if c.Header().Rrtype != dns.TypeCNAME {
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continue
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}
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for _, a := range resp.Answer[:i] {
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if a.Header().Name != c.(*dns.CNAME).Target {
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continue
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}
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t.Errorf("%v: CNAME found after target record\n", testname)
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t.Logf("%v Received:\n %v\n", testname, resp)
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test.CNAMEOrder(t, resp)
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}
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}
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test.SortAndCheck(t, resp, tc)
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}
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}
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@ -13,7 +13,7 @@ type sect int
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const (
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// Answer is the answer section in an Msg.
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Answer sect = iota
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// Ns is the authrotitative section in an Msg.
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// Ns is the authoritative section in an Msg.
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Ns
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// Extra is the additional section in an Msg.
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Extra
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@ -264,6 +264,23 @@ func Section(t *testing.T, tc Case, sec sect, rr []dns.RR) bool {
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return true
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}
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// CNAMEOrder makes sure that CNAMES do not appear after their target records
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func CNAMEOrder(t *testing.T, res *dns.Msg) {
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for i, c := range res.Answer {
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if c.Header().Rrtype != dns.TypeCNAME {
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continue
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}
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for _, a := range res.Answer[:i] {
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if a.Header().Name != c.(*dns.CNAME).Target {
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continue
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}
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t.Errorf("CNAME found after target record\n")
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t.Logf("%v\n", res)
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}
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}
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}
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// SortAndCheck sorts resp and the checks the header and three sections against the testcase in tc.
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func SortAndCheck(t *testing.T, resp *dns.Msg, tc Case) {
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sort.Sort(RRSet(resp.Answer))
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@ -6,6 +6,10 @@ import (
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"io/ioutil"
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"log"
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"os"
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"os/exec"
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"sort"
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"strconv"
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"strings"
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"testing"
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"time"
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@ -20,7 +24,6 @@ func init() {
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}
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// Test data
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// TODO: Fix the actual RR values
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var dnsTestCases = []test.Case{
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{
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@ -34,197 +37,241 @@ var dnsTestCases = []test.Case{
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Qname: "bogusservice.test-1.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeNameError,
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Answer: []dns.RR{},
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Ns: []dns.RR{
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test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
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},
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},
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{
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Qname: "bogusendpoint.svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeNameError,
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Answer: []dns.RR{},
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Ns: []dns.RR{
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test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
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},
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},
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{
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Qname: "bogusendpoint.headless-svc.test-1.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeNameError,
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Answer: []dns.RR{},
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Ns: []dns.RR{
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test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
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},
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},
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{
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Qname: "svc-1-a.*.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
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test.A("svc-1-a.*.svc.cluster.local. 303 IN A 10.0.0.100"),
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},
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},
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{
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Qname: "svc-1-a.any.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
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test.A("svc-1-a.any.svc.cluster.local. 303 IN A 10.0.0.100"),
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},
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},
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{
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Qname: "bogusservice.*.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeNameError,
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Answer: []dns.RR{},
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Ns: []dns.RR{
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test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
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},
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},
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{
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Qname: "bogusservice.any.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeNameError,
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Answer: []dns.RR{},
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Ns: []dns.RR{
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test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
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},
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},
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{
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Qname: "*.test-1.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
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test.A("svc-1-b.test-1.svc.cluster.local. 303 IN A 10.0.0.110"),
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test.A("svc-c.test-1.svc.cluster.local. 303 IN A 10.0.0.115"),
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test.A("headless-svc.test-1.svc.cluster.local. 303 IN A 172.17.0.5"),
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test.A("headless-svc.test-1.svc.cluster.local. 303 IN A 172.17.0.6"),
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test.CNAME("ext-svc.test-1.svc.cluster.local. 0 IN CNAME example.net."),
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test.A("example.net. 68974 IN A 13.14.15.16"),
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},
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Answer: append([]dns.RR{
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test.A("*.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
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test.A("*.test-1.svc.cluster.local. 303 IN A 10.0.0.110"),
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test.A("*.test-1.svc.cluster.local. 303 IN A 10.0.0.115"),
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test.CNAME("*.test-1.svc.cluster.local. 303 IN CNAME example.net."),
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test.A("example.net. 303 IN A 13.14.15.16"),
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}, headlessAResponse("*.test-1.svc.cluster.local.", "headless-svc", "test-1")...),
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},
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{
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Qname: "any.test-1.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
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test.A("svc-1-b.test-1.svc.cluster.local. 303 IN A 10.0.0.110"),
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test.A("svc-c.test-1.svc.cluster.local. 303 IN A 10.0.0.115"),
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test.A("headless-svc.test-1.svc.cluster.local. 303 IN A 172.17.0.5"),
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test.A("headless-svc.test-1.svc.cluster.local. 303 IN A 172.17.0.6"),
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test.CNAME("ext-svc.test-1.svc.cluster.local. 0 IN CNAME example.net."),
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test.A("example.net. 68974 IN A 13.14.15.16"),
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},
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Answer: append([]dns.RR{
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test.A("any.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
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test.A("any.test-1.svc.cluster.local. 303 IN A 10.0.0.110"),
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test.A("any.test-1.svc.cluster.local. 303 IN A 10.0.0.115"),
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test.CNAME("any.test-1.svc.cluster.local. 303 IN CNAME example.net."),
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test.A("example.net. 303 IN A 13.14.15.16"),
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}, headlessAResponse("any.test-1.svc.cluster.local.", "headless-svc", "test-1")...),
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},
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{
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Qname: "any.test-2.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeNameError,
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Answer: []dns.RR{},
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Ns: []dns.RR{
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test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
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},
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},
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{
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Qname: "*.test-2.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeNameError,
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Answer: []dns.RR{},
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Ns: []dns.RR{
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test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
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},
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},
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{
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Qname: "*.*.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
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test.A("svc-1-b.test-1.svc.cluster.local. 303 IN A 10.0.0.110"),
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test.A("svc-c.test-1.svc.cluster.local. 303 IN A 10.0.0.115"),
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test.A("headless-svc.test-1.svc.cluster.local. 303 IN A 172.17.0.5"),
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test.A("headless-svc.test-1.svc.cluster.local. 303 IN A 172.17.0.6"),
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test.CNAME("ext-svc.test-1.svc.cluster.local. 0 IN CNAME example.net."),
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test.A("example.net. 68974 IN A 13.14.15.16"),
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},
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Answer: append([]dns.RR{
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test.A("*.*.svc.cluster.local. 303 IN A 10.0.0.100"),
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test.A("*.*.svc.cluster.local. 303 IN A 10.0.0.110"),
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test.A("*.*.svc.cluster.local. 303 IN A 10.0.0.115"),
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test.CNAME("*.*.svc.cluster.local. 303 IN CNAME example.net."),
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test.A("example.net. 303 IN A 13.14.15.16"),
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}, headlessAResponse("*.*.svc.cluster.local.", "headless-svc", "test-1")...),
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},
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{
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Qname: "headless-svc.test-1.svc.cluster.local.", Qtype: dns.TypeA,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.A("headless-svc.test-1.svc.cluster.local. 303 IN A 172.17.0.5"),
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test.A("headless-svc.test-1.svc.cluster.local. 303 IN A 172.17.0.6"),
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},
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Rcode: dns.RcodeSuccess,
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Answer: headlessAResponse("headless-svc.test-1.svc.cluster.local.", "headless-svc", "test-1"),
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},
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{
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Qname: "*._TcP.svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.SRV("_http._tcp.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 10 100 80 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("_https._tcp.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 10 100 443 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("*._TcP.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 0 50 443 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("*._TcP.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-a.test-1.svc.cluster.local."),
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},
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Extra: []dns.RR{
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test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
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},
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},
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{
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Qname: "*.*.bogusservice.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
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Rcode: dns.RcodeNameError,
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Answer: []dns.RR{},
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Ns: []dns.RR{
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test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
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},
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},
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{
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Qname: "*.any.svc-1-a.*.svc.cluster.local.", Qtype: dns.TypeSRV,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.SRV("_http._tcp.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 10 100 80 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("_https._tcp.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 10 100 443 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("*.any.svc-1-a.*.svc.cluster.local. 303 IN SRV 0 50 443 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("*.any.svc-1-a.*.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-a.test-1.svc.cluster.local."),
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},
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Extra: []dns.RR{
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test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
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},
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},
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{
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Qname: "ANY.*.svc-1-a.any.svc.cluster.local.", Qtype: dns.TypeSRV,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.SRV("_http._tcp.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 10 100 80 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("_https._tcp.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 10 100 443 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("ANY.*.svc-1-a.any.svc.cluster.local. 303 IN SRV 0 50 443 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("ANY.*.svc-1-a.any.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-a.test-1.svc.cluster.local."),
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},
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Extra: []dns.RR{
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test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
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},
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},
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{
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Qname: "*.*.bogusservice.*.svc.cluster.local.", Qtype: dns.TypeSRV,
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Rcode: dns.RcodeNameError,
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Answer: []dns.RR{},
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Ns: []dns.RR{
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test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
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},
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},
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{
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Qname: "*.*.bogusservice.any.svc.cluster.local.", Qtype: dns.TypeSRV,
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Rcode: dns.RcodeNameError,
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Answer: []dns.RR{},
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Ns: []dns.RR{
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test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
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},
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},
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{
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Qname: "_c-port._UDP.*.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.SRV("_c-port._udp.svc-c.test-1.svc.cluster.local. 303 IN SRV 10 100 1234 svc-c.test-1.svc.cluster.local."),
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test.SRV("_c-port._udp.headless-svc.test-1.svc.cluster.local. 303 IN SRV 10 100 1234 172-17-0-5.headless-svc.test-1.svc.cluster.local."),
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test.SRV("_c-port._udp.headless-svc.test-1.svc.cluster.local. 303 IN SRV 10 100 1234 172-17-0-6.headless-svc.test-1.svc.cluster.local."),
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},
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Answer: append(srvResponse("_c-port._UDP.*.test-1.svc.cluster.local.", "TypeSRV", "headless-svc", "test-1"),
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[]dns.RR{
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test.SRV("_c-port._UDP.*.test-1.svc.cluster.local. 303 IN SRV 0 33 1234 svc-c.test-1.svc.cluster.local.")}...),
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Extra: append(srvResponse("_c-port._UDP.*.test-1.svc.cluster.local.", "TypeA", "headless-svc", "test-1"),
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[]dns.RR{
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test.A("svc-c.test-1.svc.cluster.local. 303 IN A 10.0.0.115")}...),
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},
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{
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Qname: "*._tcp.any.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
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Rcode: dns.RcodeSuccess,
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Answer: []dns.RR{
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test.SRV("_http._tcp.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 10 100 80 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("_https._tcp.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 10 100 443 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("_http._tcp.svc-1-b.test-1.svc.cluster.local. 303 IN SRV 10 100 80 svc-1-b.test-1.svc.cluster.local."),
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test.SRV("*._tcp.any.test-1.svc.cluster.local. 303 IN SRV 0 33 443 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("*._tcp.any.test-1.svc.cluster.local. 303 IN SRV 0 33 80 svc-1-a.test-1.svc.cluster.local."),
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test.SRV("*._tcp.any.test-1.svc.cluster.local. 303 IN SRV 0 33 80 svc-1-b.test-1.svc.cluster.local."),
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},
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Extra: []dns.RR{
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test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
test.A("svc-1-b.test-1.svc.cluster.local. 303 IN A 10.0.0.110"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.*.any.test-2.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.*.*.test-2.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "_http._tcp.*.*.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.SRV("_http._tcp.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 10 100 80 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("_http._tcp.svc-1-b.test-1.svc.cluster.local. 303 IN SRV 10 100 80 svc-1-b.test-1.svc.cluster.local."),
|
||||
test.SRV("_http._tcp.*.*.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("_http._tcp.*.*.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-b.test-1.svc.cluster.local."),
|
||||
},
|
||||
Extra: []dns.RR{
|
||||
test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
test.A("svc-1-b.test-1.svc.cluster.local. 303 IN A 10.0.0.110"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.SRV("*.svc-1-a.test-1.svc.cluster.local. 0 IN SRV 0 50 443 172-17-0-7.svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("*.svc-1-a.test-1.svc.cluster.local. 0 IN SRV 0 50 80 172-17-0-7.svc-1-a.test-1.svc.cluster.local."),
|
||||
},
|
||||
Extra: []dns.RR{
|
||||
test.A("172-17-0-7.svc-1-a.test-1.svc.cluster.local. 0 IN A 172.17.0.7"),
|
||||
},
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: srvResponse("*.svc-1-a.test-1.svc.cluster.local.", "TypeSRV", "svc-1-a", "test-1"),
|
||||
Extra: srvResponse("*.svc-1-a.test-1.svc.cluster.local.", "TypeA", "svc-1-a", "test-1"),
|
||||
},
|
||||
{
|
||||
Qname: "*._not-udp-or-tcp.svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 300 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1499347823 7200 1800 86400 60"),
|
||||
test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502313310 7200 1800 86400 60"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.SRV("_http._tcp.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 10 100 80 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("_https._tcp.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 10 100 443 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("svc-1-a.test-1.svc.cluster.local. 303 IN SRV 0 50 443 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("svc-1-a.test-1.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-a.test-1.svc.cluster.local."),
|
||||
},
|
||||
Extra: []dns.RR{
|
||||
test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
},
|
||||
},
|
||||
{
|
||||
|
|
@ -236,29 +283,22 @@ var dnsTestCases = []test.Case{
|
|||
Qname: "dns-version.cluster.local.", Qtype: dns.TypeTXT,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.TXT("dns-version.cluster.local. 28800 IN TXT \"1.0.0\""),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "cluster.local.", Qtype: dns.TypeNS,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.NS("cluster.local. 0 IN NS kubernetes.default.svc.cluster.local."),
|
||||
test.TXT(`dns-version.cluster.local. 303 IN TXT "1.0.1"`),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "ext-svc.test-1.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.CNAME("ext-svc.test-1.svc.cluster.local. 0 IN CNAME example.net."),
|
||||
test.A("example.net. 72031 IN A 13.14.15.16"),
|
||||
test.A("example.net. 303 IN A 13.14.15.16"),
|
||||
test.CNAME("ext-svc.test-1.svc.cluster.local. 303 IN CNAME example.net."),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "ext-svc.test-1.svc.cluster.local.", Qtype: dns.TypeCNAME,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.CNAME("ext-svc.test-1.svc.cluster.local. 0 IN CNAME example.net."),
|
||||
test.CNAME("ext-svc.test-1.svc.cluster.local. 303 IN CNAME example.net."),
|
||||
},
|
||||
},
|
||||
}
|
||||
|
|
@ -268,13 +308,16 @@ var dnsTestCasesPodsInsecure = []test.Case{
|
|||
Qname: "10-20-0-101.test-1.pod.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.A("10-20-0-101.test-1.pod.cluster.local. 0 IN A 10.20.0.101"),
|
||||
test.A("10-20-0-101.test-1.pod.cluster.local. 303 IN A 10.20.0.101"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "10-20-0-101.test-X.pod.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502307903 7200 1800 86400 60"),
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
|
|
@ -283,11 +326,17 @@ var dnsTestCasesPodsVerified = []test.Case{
|
|||
Qname: "10-20-0-101.test-1.pod.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502308197 7200 1800 86400 60"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "10-20-0-101.test-X.pod.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502307960 7200 1800 86400 60"),
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
|
|
@ -303,18 +352,300 @@ var dnsTestCasesAllNSExposed = []test.Case{
|
|||
Qname: "svc-c.test-2.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.A("svc-c.test-1.svc.cluster.local. 303 IN A 10.0.0.120"),
|
||||
test.A("svc-c.test-2.svc.cluster.local. 303 IN A 10.0.0.120"),
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
var dnsTestCasesFallthrough = []test.Case{
|
||||
{
|
||||
Qname: "svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "bogusservice.test-1.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "bogusendpoint.svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "bogusendpoint.headless-svc.test-1.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "svc-1-a.*.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.A("svc-1-a.*.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "svc-1-a.any.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.A("svc-1-a.any.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "bogusservice.*.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "bogusservice.any.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.test-1.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: append([]dns.RR{
|
||||
test.A("*.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
test.A("*.test-1.svc.cluster.local. 303 IN A 10.0.0.110"),
|
||||
test.A("*.test-1.svc.cluster.local. 303 IN A 10.0.0.115"),
|
||||
test.CNAME("*.test-1.svc.cluster.local. 303 IN CNAME example.net."),
|
||||
test.A("example.net. 303 IN A 13.14.15.16"),
|
||||
}, headlessAResponse("*.test-1.svc.cluster.local.", "headless-svc", "test-1")...),
|
||||
},
|
||||
{
|
||||
Qname: "any.test-1.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: append([]dns.RR{
|
||||
test.A("any.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
test.A("any.test-1.svc.cluster.local. 303 IN A 10.0.0.110"),
|
||||
test.A("any.test-1.svc.cluster.local. 303 IN A 10.0.0.115"),
|
||||
test.CNAME("any.test-1.svc.cluster.local. 303 IN CNAME example.net."),
|
||||
test.A("example.net. 303 IN A 13.14.15.16"),
|
||||
}, headlessAResponse("any.test-1.svc.cluster.local.", "headless-svc", "test-1")...),
|
||||
},
|
||||
{
|
||||
Qname: "any.test-2.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.test-2.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.*.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: append([]dns.RR{
|
||||
test.A("*.*.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
test.A("*.*.svc.cluster.local. 303 IN A 10.0.0.110"),
|
||||
test.A("*.*.svc.cluster.local. 303 IN A 10.0.0.115"),
|
||||
test.CNAME("*.*.svc.cluster.local. 303 IN CNAME example.net."),
|
||||
test.A("example.net. 303 IN A 13.14.15.16"),
|
||||
}, headlessAResponse("*.*.svc.cluster.local.", "headless-svc", "test-1")...),
|
||||
},
|
||||
{
|
||||
Qname: "headless-svc.test-1.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: headlessAResponse("headless-svc.test-1.svc.cluster.local.", "headless-svc", "test-1"),
|
||||
},
|
||||
{
|
||||
Qname: "*._TcP.svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.SRV("*._TcP.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 0 50 443 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("*._TcP.svc-1-a.test-1.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-a.test-1.svc.cluster.local."),
|
||||
},
|
||||
Extra: []dns.RR{
|
||||
test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.*.bogusservice.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.any.svc-1-a.*.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.SRV("*.any.svc-1-a.*.svc.cluster.local. 303 IN SRV 0 50 443 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("*.any.svc-1-a.*.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-a.test-1.svc.cluster.local."),
|
||||
},
|
||||
Extra: []dns.RR{
|
||||
test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "ANY.*.svc-1-a.any.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.SRV("ANY.*.svc-1-a.any.svc.cluster.local. 303 IN SRV 0 50 443 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("ANY.*.svc-1-a.any.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-a.test-1.svc.cluster.local."),
|
||||
},
|
||||
Extra: []dns.RR{
|
||||
test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.*.bogusservice.*.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.*.bogusservice.any.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "_c-port._UDP.*.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: append(srvResponse("_c-port._UDP.*.test-1.svc.cluster.local.", "TypeSRV", "headless-svc", "test-1"),
|
||||
[]dns.RR{
|
||||
test.SRV("_c-port._UDP.*.test-1.svc.cluster.local. 303 IN SRV 0 33 1234 svc-c.test-1.svc.cluster.local."),
|
||||
}...),
|
||||
|
||||
Extra: append(srvResponse("_c-port._UDP.*.test-1.svc.cluster.local.", "TypeA", "headless-svc", "test-1"),
|
||||
[]dns.RR{
|
||||
test.A("svc-c.test-1.svc.cluster.local. 303 IN A 10.0.0.115"),
|
||||
}...),
|
||||
},
|
||||
{
|
||||
Qname: "*._tcp.any.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.SRV("*._tcp.any.test-1.svc.cluster.local. 303 IN SRV 0 33 443 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("*._tcp.any.test-1.svc.cluster.local. 303 IN SRV 0 33 80 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("*._tcp.any.test-1.svc.cluster.local. 303 IN SRV 0 33 80 svc-1-b.test-1.svc.cluster.local."),
|
||||
},
|
||||
Extra: []dns.RR{
|
||||
test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
test.A("svc-1-b.test-1.svc.cluster.local. 303 IN A 10.0.0.110"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.*.any.test-2.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.*.*.test-2.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "_http._tcp.*.*.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.SRV("_http._tcp.*.*.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("_http._tcp.*.*.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-b.test-1.svc.cluster.local."),
|
||||
},
|
||||
Extra: []dns.RR{
|
||||
test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
test.A("svc-1-b.test-1.svc.cluster.local. 303 IN A 10.0.0.110"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "*.svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: srvResponse("*.svc-1-a.test-1.svc.cluster.local.", "TypeSRV", "svc-1-a", "test-1"),
|
||||
Extra: srvResponse("*.svc-1-a.test-1.svc.cluster.local.", "TypeA", "svc-1-a", "test-1"),
|
||||
},
|
||||
{
|
||||
Qname: "*._not-udp-or-tcp.svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeNameError,
|
||||
Answer: []dns.RR{},
|
||||
Ns: []dns.RR{
|
||||
test.SOA("cluster.local. 303 IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.SRV("svc-1-a.test-1.svc.cluster.local. 303 IN SRV 0 50 443 svc-1-a.test-1.svc.cluster.local."),
|
||||
test.SRV("svc-1-a.test-1.svc.cluster.local. 303 IN SRV 0 50 80 svc-1-a.test-1.svc.cluster.local."),
|
||||
},
|
||||
Extra: []dns.RR{
|
||||
test.A("svc-1-a.test-1.svc.cluster.local. 303 IN A 10.0.0.100"),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "10-20-0-101.test-1.pod.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeServerFailure,
|
||||
Answer: []dns.RR{},
|
||||
},
|
||||
{
|
||||
Qname: "dns-version.cluster.local.", Qtype: dns.TypeTXT,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.TXT("dns-version.cluster.local. 28800 IN TXT \"1.0.1\""),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "ext-svc.test-1.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.A("example.net. 303 IN A 13.14.15.16"),
|
||||
test.CNAME("ext-svc.test-1.svc.cluster.local. 0 IN CNAME example.net."),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "ext-svc.test-1.svc.cluster.local.", Qtype: dns.TypeCNAME,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.CNAME("ext-svc.test-1.svc.cluster.local. 0 IN CNAME example.net."),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "f.b.svc.cluster.local.", Qtype: dns.TypeA,
|
||||
Rcode: dns.RcodeSuccess,
|
||||
Answer: []dns.RR{
|
||||
test.A("f.b.svc.cluster.local. 303 IN A 10.10.10.11"),
|
||||
},
|
||||
Ns: []dns.RR{
|
||||
test.NS("cluster.local. 303 IN NS a.iana-servers.net."),
|
||||
test.NS("cluster.local. 303 IN NS b.iana-servers.net."),
|
||||
},
|
||||
},
|
||||
{
|
||||
Qname: "foo.cluster.local.", Qtype: dns.TypeA,
|
||||
|
|
@ -322,6 +653,10 @@ var dnsTestCasesFallthrough = []test.Case{
|
|||
Answer: []dns.RR{
|
||||
test.A("foo.cluster.local. 303 IN A 10.10.10.10"),
|
||||
},
|
||||
Ns: []dns.RR{
|
||||
test.NS("cluster.local. 303 IN NS a.iana-servers.net."),
|
||||
test.NS("cluster.local. 303 IN NS b.iana-servers.net."),
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
|
|
@ -359,17 +694,18 @@ func doIntegrationTests(t *testing.T, corefile string, testCases []test.Case) {
|
|||
t.Fatalf("Could not send query: %s", err)
|
||||
}
|
||||
|
||||
// check the answer
|
||||
if res.Rcode != tc.Rcode {
|
||||
t.Errorf("Expected rcode %d but got %d for query %s, %d", tc.Rcode, res.Rcode, tc.Qname, tc.Qtype)
|
||||
}
|
||||
// Before sorting, make sure that CNAMES do not appear after their target records
|
||||
test.CNAMEOrder(t, res)
|
||||
|
||||
if len(res.Answer) != len(tc.Answer) {
|
||||
t.Errorf("Expected %d answers but got %d for query %s, %d\nfull reply %s", len(tc.Answer), len(res.Answer), tc.Qname, tc.Qtype, res)
|
||||
}
|
||||
// Sorting the test cases to check with the response
|
||||
sort.Sort(test.RRSet(tc.Answer))
|
||||
sort.Sort(test.RRSet(tc.Ns))
|
||||
sort.Sort(test.RRSet(tc.Extra))
|
||||
|
||||
test.SortAndCheck(t, res, tc)
|
||||
|
||||
//TODO: Check the actual RR values
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
func createUpstreamServer(t *testing.T) (func(), *caddy.Instance, string) {
|
||||
|
|
@ -487,8 +823,70 @@ func TestKubernetesIntegrationFallthrough(t *testing.T) {
|
|||
drop 0
|
||||
}
|
||||
`
|
||||
cases := append(dnsTestCases, dnsTestCasesFallthrough...)
|
||||
doIntegrationTests(t, corefile, cases)
|
||||
doIntegrationTests(t, corefile, dnsTestCasesFallthrough)
|
||||
}
|
||||
|
||||
//headlessAResponse returns the answer to an A request for the specific name and namespace
|
||||
func headlessAResponse(qname, namespace, name string) []dns.RR {
|
||||
rr := []dns.RR{}
|
||||
|
||||
str, err := endpointIPs(name, namespace)
|
||||
if err != nil {
|
||||
log.Fatal("Error running kubectl command: ", err.Error())
|
||||
}
|
||||
result := strings.Split(string(str), " ")
|
||||
lr := len(result)
|
||||
|
||||
for i := 0; i < lr; i++ {
|
||||
rr = append(rr, test.A(qname+" 303 IN A "+result[i]))
|
||||
}
|
||||
return rr
|
||||
}
|
||||
|
||||
// srvResponse returns the answer to a SRV request for the specific name and namespace
|
||||
// responsetype is the type of answer to generate, eg: TypeSRV ( for answer section) or TypeA (for extra section)
|
||||
func srvResponse(qname, responsetype, namespace, name string) []dns.RR {
|
||||
rr := []dns.RR{}
|
||||
|
||||
str, err := endpointIPs(name, namespace)
|
||||
|
||||
if err != nil {
|
||||
log.Fatal("Error running kubectl command: ", err.Error())
|
||||
}
|
||||
result := strings.Split(string(str), " ")
|
||||
lr := len(result)
|
||||
|
||||
for i := 0; i < lr; i++ {
|
||||
ip := strings.Replace(result[i], ".", "-", -1)
|
||||
t := strconv.Itoa(100 / (lr + 1))
|
||||
if responsetype == "TypeA" {
|
||||
rr = append(rr, test.A(ip+"."+namespace+"."+name+".svc.cluster.local. 0 IN A "+result[i]))
|
||||
}
|
||||
if responsetype == "TypeSRV" && namespace == "headless-svc" {
|
||||
rr = append(rr, test.SRV(qname+" 303 IN SRV 0 "+t+" 1234 "+ip+"."+namespace+"."+name+".svc.cluster.local."))
|
||||
}
|
||||
if responsetype == "TypeSRV" && namespace != "headless-svc" {
|
||||
rr = append(rr, test.SRV(qname+" 303 IN SRV 0 "+t+" 443 "+ip+"."+namespace+"."+name+".svc.cluster.local."))
|
||||
rr = append(rr, test.SRV(qname+" 303 IN SRV 0 "+t+" 80 "+ip+"."+namespace+"."+name+".svc.cluster.local."))
|
||||
}
|
||||
|
||||
}
|
||||
return rr
|
||||
}
|
||||
|
||||
//endpointIPs retrieves the IP address for a given name and namespace by parsing json using kubectl command
|
||||
func endpointIPs(name, namespace string) (cmdOut []byte, err error) {
|
||||
|
||||
kctl := os.Getenv("KUBECTL")
|
||||
|
||||
if kctl == "" {
|
||||
kctl = "kubectl"
|
||||
}
|
||||
cmdArgs := kctl + " -n " + name + " get endpoints " + namespace + " -o jsonpath={.subsets[*].addresses[*].ip}"
|
||||
if cmdOut, err = exec.Command("sh", "-c", cmdArgs).Output(); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return cmdOut, nil
|
||||
}
|
||||
|
||||
const clusterLocal = `; cluster.local test file for fallthrough
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue