mirror of
https://github.com/tailscale/tailscale.git
synced 2024-11-27 03:55:36 +00:00
138 lines
7.4 KiB
Go
138 lines
7.4 KiB
Go
// Copyright (c) Tailscale Inc & AUTHORS
|
|
// SPDX-License-Identifier: BSD-3-Clause
|
|
|
|
//go:build !plan9
|
|
|
|
// tailscale-operator provides a way to expose services running in a Kubernetes
|
|
// cluster to your Tailnet.
|
|
package main
|
|
|
|
import (
|
|
"testing"
|
|
"time"
|
|
|
|
"go.uber.org/zap"
|
|
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
|
"k8s.io/apimachinery/pkg/types"
|
|
"k8s.io/client-go/tools/record"
|
|
"sigs.k8s.io/controller-runtime/pkg/client/fake"
|
|
tsoperator "tailscale.com/k8s-operator"
|
|
tsapi "tailscale.com/k8s-operator/apis/v1alpha1"
|
|
"tailscale.com/tstest"
|
|
)
|
|
|
|
func TestProxyClass(t *testing.T) {
|
|
pc := &tsapi.ProxyClass{
|
|
TypeMeta: metav1.TypeMeta{Kind: "ProxyClass", APIVersion: "tailscale.com/v1alpha1"},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test",
|
|
// The apiserver is supposed to set the UID, but the fake client
|
|
// doesn't. So, set it explicitly because other code later depends
|
|
// on it being set.
|
|
UID: types.UID("1234-UID"),
|
|
Finalizers: []string{"tailscale.com/finalizer"},
|
|
},
|
|
Spec: tsapi.ProxyClassSpec{
|
|
StatefulSet: &tsapi.StatefulSet{
|
|
Labels: map[string]string{"foo": "bar", "xyz1234": "abc567"},
|
|
Annotations: map[string]string{"foo.io/bar": "{'key': 'val1232'}"},
|
|
Pod: &tsapi.Pod{
|
|
Labels: map[string]string{"foo": "bar", "xyz1234": "abc567"},
|
|
Annotations: map[string]string{"foo.io/bar": "{'key': 'val1232'}"},
|
|
TailscaleContainer: &tsapi.Container{
|
|
Env: []tsapi.Env{{Name: "FOO", Value: "BAR"}},
|
|
ImagePullPolicy: "IfNotPresent",
|
|
Image: "ghcr.my-repo/tailscale:v0.01testsomething",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
fc := fake.NewClientBuilder().
|
|
WithScheme(tsapi.GlobalScheme).
|
|
WithObjects(pc).
|
|
WithStatusSubresource(pc).
|
|
Build()
|
|
zl, err := zap.NewDevelopment()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fr := record.NewFakeRecorder(3) // bump this if you expect a test case to throw more events
|
|
cl := tstest.NewClock(tstest.ClockOpts{})
|
|
pcr := &ProxyClassReconciler{
|
|
Client: fc,
|
|
logger: zl.Sugar(),
|
|
clock: cl,
|
|
recorder: fr,
|
|
}
|
|
|
|
// 1. A valid ProxyClass resource gets its status updated to Ready.
|
|
expectReconciled(t, pcr, "", "test")
|
|
pc.Status.Conditions = append(pc.Status.Conditions, metav1.Condition{
|
|
Type: string(tsapi.ProxyClassready),
|
|
Status: metav1.ConditionTrue,
|
|
Reason: reasonProxyClassValid,
|
|
Message: reasonProxyClassValid,
|
|
LastTransitionTime: metav1.Time{Time: cl.Now().Truncate(time.Second)},
|
|
})
|
|
|
|
expectEqual(t, fc, pc, nil)
|
|
|
|
// 2. A ProxyClass resource with invalid labels gets its status updated to Invalid with an error message.
|
|
pc.Spec.StatefulSet.Labels["foo"] = "?!someVal"
|
|
mustUpdate(t, fc, "", "test", func(proxyClass *tsapi.ProxyClass) {
|
|
proxyClass.Spec.StatefulSet.Labels = pc.Spec.StatefulSet.Labels
|
|
})
|
|
expectReconciled(t, pcr, "", "test")
|
|
msg := `ProxyClass is not valid: .spec.statefulSet.labels: Invalid value: "?!someVal": a valid label must be an empty string or consist of alphanumeric characters, '-', '_' or '.', and must start and end with an alphanumeric character (e.g. 'MyValue', or 'my_value', or '12345', regex used for validation is '(([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9])?')`
|
|
tsoperator.SetProxyClassCondition(pc, tsapi.ProxyClassready, metav1.ConditionFalse, reasonProxyClassInvalid, msg, 0, cl, zl.Sugar())
|
|
expectEqual(t, fc, pc, nil)
|
|
expectedEvent := "Warning ProxyClassInvalid ProxyClass is not valid: .spec.statefulSet.labels: Invalid value: \"?!someVal\": a valid label must be an empty string or consist of alphanumeric characters, '-', '_' or '.', and must start and end with an alphanumeric character (e.g. 'MyValue', or 'my_value', or '12345', regex used for validation is '(([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9])?')"
|
|
expectEvents(t, fr, []string{expectedEvent})
|
|
|
|
// 3. A ProxyClass resource with invalid image reference gets it status updated to Invalid with an error message.
|
|
pc.Spec.StatefulSet.Labels = nil
|
|
pc.Spec.StatefulSet.Pod.TailscaleContainer.Image = "FOO bar"
|
|
mustUpdate(t, fc, "", "test", func(proxyClass *tsapi.ProxyClass) {
|
|
proxyClass.Spec.StatefulSet.Labels = nil
|
|
proxyClass.Spec.StatefulSet.Pod.TailscaleContainer.Image = pc.Spec.StatefulSet.Pod.TailscaleContainer.Image
|
|
})
|
|
expectReconciled(t, pcr, "", "test")
|
|
msg = `ProxyClass is not valid: spec.statefulSet.pod.tailscaleContainer.image: Invalid value: "FOO bar": invalid reference format: repository name (library/FOO bar) must be lowercase`
|
|
tsoperator.SetProxyClassCondition(pc, tsapi.ProxyClassready, metav1.ConditionFalse, reasonProxyClassInvalid, msg, 0, cl, zl.Sugar())
|
|
expectEqual(t, fc, pc, nil)
|
|
expectedEvent = `Warning ProxyClassInvalid ProxyClass is not valid: spec.statefulSet.pod.tailscaleContainer.image: Invalid value: "FOO bar": invalid reference format: repository name (library/FOO bar) must be lowercase`
|
|
expectEvents(t, fr, []string{expectedEvent})
|
|
|
|
// 4. A ProxyClass resource with invalid init container image reference gets it status updated to Invalid with an error message.
|
|
pc.Spec.StatefulSet.Labels = nil
|
|
pc.Spec.StatefulSet.Pod.TailscaleContainer.Image = ""
|
|
pc.Spec.StatefulSet.Pod.TailscaleInitContainer = &tsapi.Container{
|
|
Image: "FOO bar",
|
|
}
|
|
mustUpdate(t, fc, "", "test", func(proxyClass *tsapi.ProxyClass) {
|
|
proxyClass.Spec.StatefulSet.Pod.TailscaleContainer.Image = pc.Spec.StatefulSet.Pod.TailscaleContainer.Image
|
|
proxyClass.Spec.StatefulSet.Pod.TailscaleInitContainer = &tsapi.Container{
|
|
Image: pc.Spec.StatefulSet.Pod.TailscaleInitContainer.Image,
|
|
}
|
|
})
|
|
expectReconciled(t, pcr, "", "test")
|
|
msg = `ProxyClass is not valid: spec.statefulSet.pod.tailscaleInitContainer.image: Invalid value: "FOO bar": invalid reference format: repository name (library/FOO bar) must be lowercase`
|
|
tsoperator.SetProxyClassCondition(pc, tsapi.ProxyClassready, metav1.ConditionFalse, reasonProxyClassInvalid, msg, 0, cl, zl.Sugar())
|
|
expectEqual(t, fc, pc, nil)
|
|
expectedEvent = `Warning ProxyClassInvalid ProxyClass is not valid: spec.statefulSet.pod.tailscaleInitContainer.image: Invalid value: "FOO bar": invalid reference format: repository name (library/FOO bar) must be lowercase`
|
|
expectEvents(t, fr, []string{expectedEvent})
|
|
|
|
// 5. An valid ProxyClass but with a Tailscale env vars set results in warning events.
|
|
pc.Spec.StatefulSet.Pod.TailscaleInitContainer.Image = "" // unset previous test
|
|
mustUpdate(t, fc, "", "test", func(proxyClass *tsapi.ProxyClass) {
|
|
proxyClass.Spec.StatefulSet.Pod.TailscaleInitContainer.Image = pc.Spec.StatefulSet.Pod.TailscaleInitContainer.Image
|
|
proxyClass.Spec.StatefulSet.Pod.TailscaleContainer.Env = []tsapi.Env{{Name: "TS_USERSPACE", Value: "true"}, {Name: "EXPERIMENTAL_TS_CONFIGFILE_PATH"}, {Name: "EXPERIMENTAL_ALLOW_PROXYING_CLUSTER_TRAFFIC_VIA_INGRESS"}}
|
|
})
|
|
expectedEvents := []string{"Warning CustomTSEnvVar ProxyClass overrides the default value for TS_USERSPACE env var for tailscale container. Running with custom values for Tailscale env vars is not recommended and might break in the future.",
|
|
"Warning CustomTSEnvVar ProxyClass overrides the default value for EXPERIMENTAL_TS_CONFIGFILE_PATH env var for tailscale container. Running with custom values for Tailscale env vars is not recommended and might break in the future.",
|
|
"Warning CustomTSEnvVar ProxyClass overrides the default value for EXPERIMENTAL_ALLOW_PROXYING_CLUSTER_TRAFFIC_VIA_INGRESS env var for tailscale container. Running with custom values for Tailscale env vars is not recommended and might break in the future."}
|
|
expectReconciled(t, pcr, "", "test")
|
|
expectEvents(t, fr, expectedEvents)
|
|
}
|