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images/kube-webhook-certgen/rootfs: improvements (#7630)

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* images/kube-webhook-certgen/rootfs/README.md: remove trailing whitespace

Signed-off-by: Mateusz Gozdek <mgozdek@microsoft.com>

* images/kube-webhook-certgen/rootfs: improve code formatting

Automatically using gofumpt.

Signed-off-by: Mateusz Gozdek <mgozdek@microsoft.com>

* images/kube-webhook-certgen/rootfs: remove executable bits from files

Signed-off-by: Mateusz Gozdek <mgozdek@microsoft.com>

* images/kube-webhook-certgen/rootfs/cmd: remove unreachable code

log.Fatal(|f) will alread call os.Exit(1), so this code is never
reached.

Signed-off-by: Mateusz Gozdek <mgozdek@microsoft.com>

* images/kube-webhook-certgen/rootfs/pkg/k8s: fix unit tests

Right now they fail as everything else migrated from using v1beta1 to
v1.

Signed-off-by: Mateusz Gozdek <mgozdek@microsoft.com>

* images/kube-webhook-certgen/rootfs: create clientset in cmd package

So one can easily mock the client, without touching unexported parts of
the code and to soften the dependency between CLI code (kubeconfig
path).

Signed-off-by: Mateusz Gozdek <mgozdek@microsoft.com>

* images/kube-webhook-certgen/rootfs/cmd: simplify bool logic

Signed-off-by: Mateusz Gozdek <mgozdek@microsoft.com>

* images/kube-webhook-certgen/rootfs/pkg/k8s: improve formatting

Signed-off-by: Mateusz Gozdek <mgozdek@microsoft.com>

* images/kube-webhook-certgen/rootfs/pkg/k8s: improve variable names

Signed-off-by: Mateusz Gozdek <mgozdek@microsoft.com>

* images/kube-webhook-certgen/rootfs/pkg/k8s: refactor a bit

Move patching logic to separate functions.

Signed-off-by: Mateusz Gozdek <mgozdek@microsoft.com>

* images/kube-webhook-certgen/rootfs/pkg/k8s: fix error log messages

In patchMutating() function, log messages were waying still patching
validating webhook.

Signed-off-by: Mateusz Gozdek <mgozdek@microsoft.com>
This commit is contained in:
Mateusz Gozdek 2021-09-16 22:59:26 +02:00 • committed by GitHub
parent b3389a1b6f
commit 260910c0a0
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8 changed files with 108 additions and 94 deletions
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17
images/kube-webhook-certgen/rootfs/cmd/create.go Executable file → Normal file
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@ -7,17 +7,16 @@ import (
"github.com/spf13/cobra"
)
var (
create = &cobra.Command{
Use: "create",
Short: "Generate a ca and server cert+key and store the results in a secret 'secret-name' in 'namespace'",
Long: "Generate a ca and server cert+key and store the results in a secret 'secret-name' in 'namespace'",
PreRun: configureLogging,
Run: createCommand}
)
var create = &cobra.Command{
Use: "create",
Short: "Generate a ca and server cert+key and store the results in a secret 'secret-name' in 'namespace'",
Long: "Generate a ca and server cert+key and store the results in a secret 'secret-name' in 'namespace'",
PreRun: configureLogging,
Run: createCommand,
}
func createCommand(cmd *cobra.Command, args []string) {
k := k8s.New(cfg.kubeconfig)
k := k8s.New(newKubernetesClient(cfg.kubeconfig))
ca := k.GetCaFromSecret(cfg.secretName, cfg.namespace)
if ca == nil {
log.Info("creating new secret")