bug-hook-volume-in-gitaly

Summary

When we configure hook in gitaly the following error is raised

Error: UPGRADE FAILED: template: gitlab/charts/gitlab/charts/gitaly/templates/statefulset.yml:213:33: executing "gitlab/charts/gitlab/charts/gitaly/templates/statefulset.yml" at <.update>: wrong type for value; expected map[string]interface {}; got interface {}

Steps to reproduce

With this part in values.yaml

global:
  gitaly:
    enabled: true
    hooks:
      preReceive:
        configmap: custom-hook

helm upgrade --version "4.7.3" --install -f values.yaml release gitlab/gitlab (Please provide the steps to reproduce the issue)

Configuration used

(Please provide a sanitized version of the configuration used wrapped in a code block (```yaml))

global:
  gitaly:
    enabled: true
    hooks:
      preReceive:
        configmap: custom-hook

Current behavior

Return this error

Error: UPGRADE FAILED: template: gitlab/charts/gitlab/charts/gitaly/templates/statefulset.yml:213:33: executing "gitlab/charts/gitlab/charts/gitaly/templates/statefulset.yml" at <.update>: wrong type for value; expected map[string]interface {}; got interface {}

Expected behavior

Update or install the release

Versions

• Chart: 4.7.3 (maybe from the hook implementation)
• Platform:
  • Cloud:
  • Self-hosted: AWS (KOPS)
• Kubernetes: (kubectl version)
  • Client: v1.15.11
  • Server: v1.18.4
• Helm: (helm version)
  • Client: v3.4.0
  • Server: N/A