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mw/kubernetes: don't export Pod-mode constants. (#959)

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* mw/kubernetes: don't export Pod-mode constants.

* merged
This commit is contained in:
Miek Gieben
2017-08-22 22:11:48 +01:00
committed by GitHub
parent 12db6618c8
commit 7f5086e97a
4 changed files with 43 additions and 42 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
middleware/kubernetes/handler_test.go
View File

@@ -185,13 +185,13 @@ func TestServeDNS(t *testing.T) {
ctx := context.TODO()
runServeDNSTests(ctx, t, dnsTestCases, k)
k.PodMode = PodModeDisabled
k.podMode = podModeDisabled
runServeDNSTests(ctx, t, podModeDisabledCases, k)
k.PodMode = PodModeInsecure
k.podMode = podModeInsecure
runServeDNSTests(ctx, t, podModeInsecureCases, k)
k.PodMode = PodModeVerified
k.podMode = podModeVerified
runServeDNSTests(ctx, t, podModeVerifiedCases, k)
}

22
middleware/kubernetes/kubernetes.go
View File

@@ -38,7 +38,7 @@ type Kubernetes struct {
APIClientKey string
APIConn dnsController
Namespaces map[string]bool
PodMode string
podMode string
Fallthrough bool
primaryZoneIndex int
@@ -53,19 +53,19 @@ func New(zones []string) *Kubernetes {
k.Zones = zones
k.Namespaces = make(map[string]bool)
k.interfaceAddrsFunc = func() net.IP { return net.ParseIP("127.0.0.1") }
k.PodMode = PodModeDisabled
k.podMode = podModeDisabled
k.Proxy = proxy.Proxy{}
return k
}
const (
// PodModeDisabled is the default value where pod requests are ignored
PodModeDisabled = "disabled"
// PodModeVerified is where Pod requests are answered only if they exist
PodModeVerified = "verified"
// PodModeInsecure is where pod requests are answered without verfying they exist
PodModeInsecure = "insecure"
// podModeDisabled is the default value where pod requests are ignored
podModeDisabled = "disabled"
// podModeVerified is where Pod requests are answered only if they exist
podModeVerified = "verified"
// podModeInsecure is where pod requests are answered without verfying they exist
podModeInsecure = "insecure"
// DNSSchemaVersion is the schema version: https://github.com/kubernetes/dns/blob/master/docs/specification.md
DNSSchemaVersion = "1.0.1"
)
@@ -277,7 +277,7 @@ func (k *Kubernetes) initKubeCache(opts dnsControlOpts) (err error) {
opts.selector = &selector
}
opts.initPodCache = k.PodMode == PodModeVerified
opts.initPodCache = k.podMode == podModeVerified
k.APIConn = newdnsController(kubeClient, opts)
@@ -360,7 +360,7 @@ func (k *Kubernetes) getRecordsForK8sItems(services []kService, pods []kPod, zon
}
func (k *Kubernetes) findPods(namespace, podname string) (pods []kPod, err error) {
if k.PodMode == PodModeDisabled {
if k.podMode == podModeDisabled {
return pods, errPodsDisabled
}
@@ -371,7 +371,7 @@ func (k *Kubernetes) findPods(namespace, podname string) (pods []kPod, err error
ip = strings.Replace(podname, "-", ":", -1)
}
if k.PodMode == PodModeInsecure {
if k.podMode == podModeInsecure {
s := kPod{name: podname, namespace: namespace, addr: ip}
pods = append(pods, s)
return pods, nil

4
middleware/kubernetes/setup.go
View File

@@ -101,8 +101,8 @@ func kubernetesParse(c *caddy.Controller) (*Kubernetes, dnsControlOpts, error) {
args := c.RemainingArgs()
if len(args) == 1 {
switch args[0] {
case PodModeDisabled, PodModeInsecure, PodModeVerified:
k8s.PodMode = args[0]
case podModeDisabled, podModeInsecure, podModeVerified:
k8s.podMode = args[0]
default:
return nil, opts, fmt.Errorf("wrong value for pods: %s, must be one of: disabled, verified, insecure", args[0])
}

53
middleware/kubernetes/setup_test.go
View File

@@ -31,7 +31,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -43,7 +43,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -56,7 +56,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -70,7 +70,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -84,7 +84,7 @@ func TestKubernetesParse(t *testing.T) {
1,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -98,7 +98,7 @@ func TestKubernetesParse(t *testing.T) {
2,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -112,7 +112,7 @@ func TestKubernetesParse(t *testing.T) {
0,
30 * time.Second,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -126,7 +126,7 @@ func TestKubernetesParse(t *testing.T) {
0,
15 * time.Minute,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -140,7 +140,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"environment=prod",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -154,7 +154,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"application=nginx,environment in (production,qa,staging)",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -172,10 +172,11 @@ func TestKubernetesParse(t *testing.T) {
2,
15 * time.Minute,
"application=nginx,environment in (production,qa,staging)",
PodModeDisabled,
podModeDisabled,
true,
nil,
},
// negative
{
`kubernetes coredns.local {
endpoint
@@ -186,7 +187,7 @@ func TestKubernetesParse(t *testing.T) {
-1,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -200,7 +201,7 @@ func TestKubernetesParse(t *testing.T) {
-1,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -214,7 +215,7 @@ func TestKubernetesParse(t *testing.T) {
0,
0 * time.Minute,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -228,7 +229,7 @@ func TestKubernetesParse(t *testing.T) {
0,
0 * time.Second,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -242,7 +243,7 @@ func TestKubernetesParse(t *testing.T) {
0,
0 * time.Second,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -256,7 +257,7 @@ func TestKubernetesParse(t *testing.T) {
0,
0 * time.Second,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -270,7 +271,7 @@ func TestKubernetesParse(t *testing.T) {
0,
0 * time.Second,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -285,7 +286,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -300,7 +301,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"",
PodModeInsecure,
podModeInsecure,
false,
nil,
},
@@ -315,7 +316,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"",
PodModeVerified,
podModeVerified,
false,
nil,
},
@@ -330,7 +331,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"",
PodModeVerified,
podModeVerified,
false,
nil,
},
@@ -345,7 +346,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -360,7 +361,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
[]string{"13.14.15.16:53"},
},
@@ -375,7 +376,7 @@ func TestKubernetesParse(t *testing.T) {
0,
defaultResyncPeriod,
"",
PodModeDisabled,
podModeDisabled,
false,
nil,
},
@@ -436,7 +437,7 @@ func TestKubernetesParse(t *testing.T) {
}
}
// Pods
foundPodMode := k8sController.PodMode
foundPodMode := k8sController.podMode
if foundPodMode != test.expectedPodMode {
t.Errorf("Test %d: Expected kubernetes controller to be initialized with pod mode '%s'. Instead found pod mode '%s' for input '%s'", i, test.expectedPodMode, foundPodMode, test.input)
}