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Tweaks DNS prepared query failover unit test.

This commit is contained in:
James Phillips 2016-08-12 17:16:08 -07:00
parent 3b08db47dc
commit a53c6a38e2
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GPG Key ID: 77183E682AC5FC11
1 changed files with 23 additions and 34 deletions
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51
command/agent/dns_test.go
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@ -2755,13 +2755,12 @@ func TestDNS_PreparedQuery_Failover(t *testing.T) {
testutil.WaitForLeader(t, srv1.agent.RPC, "dc1")
testutil.WaitForLeader(t, srv2.agent.RPC, "dc2")
// Join WAN cluster
// Join WAN cluster.
addr := fmt.Sprintf("127.0.0.1:%d",
srv1.agent.config.Ports.SerfWan)
if _, err := srv2.agent.JoinWAN([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
}
testutil.WaitForResult(
func() (bool, error) {
return len(srv1.agent.WANMembers()) > 1, nil
@ -2790,8 +2789,7 @@ func TestDNS_PreparedQuery_Failover(t *testing.T) {
}
}
// Register an equivalent prepared query in both DCs.
var id_dc1 string
// Register a local prepared query.
{
args := &structs.PreparedQueryRequest{
Datacenter: "dc1",
@ -2801,39 +2799,18 @@ func TestDNS_PreparedQuery_Failover(t *testing.T) {
Service: structs.ServiceQuery{
Service: "db",
Failover: structs.QueryDatacenterOptions{
NearestN: 1,
Datacenters: []string{"dc2"},
},
},
},
}
if err := srv1.agent.RPC("PreparedQuery.Apply", args, &id_dc1); err != nil {
var id string
if err := srv1.agent.RPC("PreparedQuery.Apply", args, &id); err != nil {
t.Fatalf("err: %v", err)
}
}
var id_dc2 string
{
args := &structs.PreparedQueryRequest{
Datacenter: "dc2",
Op: structs.PreparedQueryCreate,
Query: &structs.PreparedQuery{
Name: "my-query",
Service: structs.ServiceQuery{
Service: "db",
Failover: structs.QueryDatacenterOptions{
NearestN: 1,
Datacenters: []string{"dc1"},
},
},
},
}
if err := srv2.agent.RPC("PreparedQuery.Apply", args, &id_dc2); err != nil {
t.Fatalf("err: %v", err)
}
}
// Look up the SRV record via the query
// Look up the SRV record via the query.
m := new(dns.Msg)
m.SetQuestion("my-query.query.consul.", dns.TypeSRV)
@ -2844,18 +2821,30 @@ func TestDNS_PreparedQuery_Failover(t *testing.T) {
t.Fatalf("err: %v", err)
}
// Make sure we see the remote DC and that the address gets
// translated.
if len(in.Answer) != 1 {
t.Fatalf("Bad: %#v", in)
}
if in.Answer[0].Header().Name != "my-query.query.consul." {
t.Fatalf("Bad: %#v", in.Answer[0])
}
srv, ok := in.Answer[0].(*dns.SRV)
if !ok {
t.Fatalf("Bad: %#v", in.Answer[0])
}
if srv.Target != "foo.node.dc2.consul." {
t.Fatalf("Bad: %#v", in.Answer[0])
}
aRec, ok := in.Extra[0].(*dns.A)
a, ok := in.Extra[0].(*dns.A)
if !ok {
t.Fatalf("Bad: %#v", in.Extra[0])
}
if aRec.Hdr.Name != "foo.node.dc2.consul." {
if a.Hdr.Name != "foo.node.dc2.consul." {
t.Fatalf("Bad: %#v", in.Extra[0])
}
if aRec.A.String() != "127.0.0.2" {
if a.A.String() != "127.0.0.2" {
t.Fatalf("Bad: %#v", in.Extra[0])
}
}