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Add --show-history flag to debug kustomization

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Signed-off-by: Matheus Pimenta <matheuscscp@gmail.com>
This commit is contained in:
Matheus Pimenta
2025-09-26 09:53:20 +01:00
parent 550260638d
commit b5ecb9bc56
8 changed files with 112 additions and 11 deletions
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42
cmd/flux/debug_kustomization.go
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@ -24,6 +24,7 @@ import (
"strings"
kustomizev1 "github.com/fluxcd/kustomize-controller/api/v1"
"github.com/fluxcd/pkg/apis/meta"
"github.com/fluxcd/pkg/kustomize"
"github.com/spf13/cobra"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
@ -44,15 +45,19 @@ WARNING: This command will print sensitive information if Kubernetes Secrets are
flux debug ks podinfo --show-status
# Export the final variables used for post-build substitutions composed from referred ConfigMaps and Secrets
flux debug ks podinfo --show-vars > vars.env`,
flux debug ks podinfo --show-vars > vars.env
# Print the reconciliation history of a Flux Kustomization
flux debug ks podinfo --show-history`,
RunE: debugKustomizationCmdRun,
Args: cobra.ExactArgs(1),
ValidArgsFunction: resourceNamesCompletionFunc(kustomizev1.GroupVersion.WithKind(kustomizev1.KustomizationKind)),
}
type debugKustomizationFlags struct {
showStatus bool
showVars bool
showStatus bool
showVars bool
showHistory bool
}
var debugKustomizationArgs debugKustomizationFlags
@ -60,15 +65,25 @@ var debugKustomizationArgs debugKustomizationFlags
func init() {
debugKustomizationCmd.Flags().BoolVar(&debugKustomizationArgs.showStatus, "show-status", false, "print the status of the Flux Kustomization")
debugKustomizationCmd.Flags().BoolVar(&debugKustomizationArgs.showVars, "show-vars", false, "print the final vars of the Flux Kustomization in dot env format")
debugKustomizationCmd.Flags().BoolVar(&debugKustomizationArgs.showHistory, "show-history", false, "print the reconciliation history of the Flux Kustomization")
debugCmd.AddCommand(debugKustomizationCmd)
}
func debugKustomizationCmdRun(cmd *cobra.Command, args []string) error {
name := args[0]
if (!debugKustomizationArgs.showStatus && !debugKustomizationArgs.showVars) ||
(debugKustomizationArgs.showStatus && debugKustomizationArgs.showVars) {
return fmt.Errorf("either --show-status or --show-vars must be set")
flagsSet := 0
if debugKustomizationArgs.showStatus {
flagsSet++
}
if debugKustomizationArgs.showVars {
flagsSet++
}
if debugKustomizationArgs.showHistory {
flagsSet++
}
if flagsSet != 1 {
return fmt.Errorf("exactly one of --show-status, --show-vars, or --show-history must be set")
}
ctx, cancel := context.WithTimeout(context.Background(), rootArgs.timeout)
@ -130,5 +145,20 @@ func debugKustomizationCmdRun(cmd *cobra.Command, args []string) error {
}
}
if debugKustomizationArgs.showHistory {
if len(ks.Status.History) == 0 {
ks.Status.History = meta.History{}
}
history, err := yaml.Marshal(ks.Status.History)
if err != nil {
return err
}
rootCmd.Println("# History documentation: https://fluxcd.io/flux/components/kustomize/kustomizations/#history")
rootCmd.Print(string(history))
return nil
}
return nil
}