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tc000080_varsfrom_configmap_and_controlled_outputs_test.go
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tc000080_varsfrom_configmap_and_controlled_outputs_test.go
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package controllers
import (
"context"
"testing"
"time"
. "github.com/onsi/gomega"
"github.com/onsi/gomega/gstruct"
infrav1 "github.com/flux-iac/tofu-controller/api/v1alpha2"
sourcev1 "github.com/fluxcd/source-controller/api/v1"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
)
// +kubebuilder:docs-gen:collapse=Imports
func Test_000080_varsfrom_configmap_and_controlled_outputs_test(t *testing.T) {
const (
sourceName = "tf-vars-from-cm-controlled-output"
terraformName = "helloworld-vars-from-cm-controlled-output"
)
g := NewWithT(t)
ctx := context.Background()
By("creating a new Git repository object")
updatedTime := time.Now()
testRepo := sourcev1.GitRepository{
ObjectMeta: metav1.ObjectMeta{
Name: sourceName,
Namespace: "flux-system",
},
Spec: sourcev1.GitRepositorySpec{
URL: "https://github.com/openshift-fluxv2-poc/podinfo",
Reference: &sourcev1.GitRepositoryRef{
Branch: "master",
},
Interval: metav1.Duration{Duration: time.Second * 30},
},
}
g.Expect(k8sClient.Create(ctx, &testRepo)).Should(Succeed())
defer waitResourceToBeDelete(g, &testRepo)
By("setting the git repo status object, the URL, and the correct checksum")
testRepo.Status = sourcev1.GitRepositoryStatus{
ObservedGeneration: int64(1),
Conditions: []metav1.Condition{
{
Type: "Ready",
Status: metav1.ConditionTrue,
LastTransitionTime: metav1.Time{Time: updatedTime},
Reason: "GitOperationSucceed",
Message: "Fetched revision: master/b8e362c206e3d0cbb7ed22ced771a0056455a2fb",
},
},
Artifact: &sourcev1.Artifact{
Path: "gitrepository/flux-system/test-tf-controller/b8e362c206e3d0cbb7ed22ced771a0056455a2fb.tar.gz",
URL: server.URL() + "/env.tar.gz",
Revision: "master/b8e362c206e3d0cbb7ed22ced771a0056455a2fb",
Digest: "sha256:d021eda9b869586f5a43ad1ba7f21e4bf9b3970443236755463f22824b525316",
LastUpdateTime: metav1.Time{Time: updatedTime},
},
}
g.Expect(k8sClient.Status().Update(ctx, &testRepo)).Should(Succeed())
By("checking that the status and its URL gets reconciled")
gitRepoKey := types.NamespacedName{Namespace: "flux-system", Name: sourceName}
createdRepo := &sourcev1.GitRepository{}
g.Expect(k8sClient.Get(ctx, gitRepoKey, createdRepo)).Should(Succeed())
By("preparing my-vars configmap")
myVars := corev1.ConfigMap{
ObjectMeta: metav1.ObjectMeta{
Name: "my-vars",
Namespace: "flux-system",
},
Data: map[string]string{
"subject": "my plain cat",
},
}
g.Expect(k8sClient.Create(ctx, &myVars)).Should(Succeed())
defer waitResourceToBeDelete(g, &myVars)
By("creating a new TF and attaching to the repo")
helloWorldTF := infrav1.Terraform{
ObjectMeta: metav1.ObjectMeta{
Name: terraformName,
Namespace: "flux-system",
},
Spec: infrav1.TerraformSpec{
ApprovePlan: "auto",
Path: "./terraform-hello-env",
SourceRef: infrav1.CrossNamespaceSourceReference{
Kind: "GitRepository",
Name: sourceName,
Namespace: "flux-system",
},
Interval: metav1.Duration{Duration: time.Second * 10},
// TODO change to a better type
VarsFrom: []infrav1.VarsReference{
{
Kind: "ConfigMap",
Name: "my-vars",
},
},
WriteOutputsToSecret: &infrav1.WriteOutputsToSecretSpec{
Name: "tf-output-" + terraformName,
Outputs: []string{
"hello_world",
},
},
},
}
g.Expect(k8sClient.Create(ctx, &helloWorldTF)).Should(Succeed())
defer waitResourceToBeDelete(g, &helloWorldTF)
By("checking that the hello world TF got created")
helloWorldTFKey := types.NamespacedName{Namespace: "flux-system", Name: terraformName}
createdHelloWorldTF := infrav1.Terraform{}
// We'll need to retry getting this newly created Terraform, Given that creation may not immediately happen.
g.Eventually(func() bool {
err := k8sClient.Get(ctx, helloWorldTFKey, &createdHelloWorldTF)
if err != nil {
return false
}
return true
}, timeout, interval).Should(BeTrue())
By("checking that the plan was applied successfully")
g.Eventually(func() metav1.Condition {
err := k8sClient.Get(ctx, helloWorldTFKey, &createdHelloWorldTF)
if err != nil {
return metav1.Condition{}
}
for _, c := range createdHelloWorldTF.Status.Conditions {
if c.Type == "Apply" {
return c
}
}
return metav1.Condition{}
}, timeout, interval).Should(gstruct.MatchFields(gstruct.IgnoreExtras, gstruct.Fields{
"Type": Equal(infrav1.ConditionTypeApply),
"Reason": Equal(infrav1.TFExecApplySucceedReason),
}))
By("checking that the TF output secret contains a binary data")
outputKey := types.NamespacedName{Namespace: "flux-system", Name: "tf-output-" + terraformName}
outputSecret := corev1.Secret{}
g.Eventually(func() (int, error) {
err := k8sClient.Get(ctx, outputKey, &outputSecret)
if err != nil {
return -1, err
}
return len(outputSecret.Data), nil
}, timeout, interval).Should(Equal(1))
By("checking that the TF output secrets contains the correct output provisioned by the TF hello world")
// Value is a JSON representation of TF's OutputMeta
expectedOutputValue := map[string]string{
"Name": "tf-output-" + terraformName,
"Namespace": "flux-system",
"Value": "Hello, my plain cat!",
"OwnerRef[0]": string(createdHelloWorldTF.UID),
}
g.Eventually(func() (map[string]string, error) {
err := k8sClient.Get(ctx, outputKey, &outputSecret)
value := string(outputSecret.Data["hello_world"])
return map[string]string{
"Name": outputSecret.Name,
"Namespace": outputSecret.Namespace,
"Value": value,
"OwnerRef[0]": string(outputSecret.OwnerReferences[0].UID),
}, err
}, timeout, interval).Should(Equal(expectedOutputValue), "expected output %v", expectedOutputValue)
}