agctl sync fails to sync helm charts error some data failed to sync, retrying

Products

• VMware Telco Cloud Automation

Issue/Introduction

• agctl sync fails to sync helm charts error some data failed to sync, retrying
• airgap-logs/airgap/ansible_sync_log 
  TASK [Add registry repo] *******************************************************
fatal: [localhost]: FAILED! => {"changed": true, "cmd": "helm repo add --username=admin --password='####' registry https://FQDN/chartrepo/registry", "delta": "0:00:00.073307", "end": "2024-12-10 01:13:00.198771", "msg": "non-zero return code", "rc": 1, "start": "2024-12-10 01:13:00.125464", "stderr": "Error: looks like \"https://FQDN
/chartrepo/registry\" is not a valid chart repository or cannot be reached: Get \"https://FQDN/chartrepo/registry/index.yaml\": Not Found", "stderr_lines": ["Error: looks like \"https://FQDN/chartrepo/registry\" is not a valid chart repository or cannot be reached: Get \"https://FQDN/chartrepo/registry/index.yaml\
": Not Found"], "stdout": "", "stdout_lines": []}
TASK [debug] *******************************************************************
ok: [localhost] => {"msg": "Some data failed to sync, retrying..."}

• Attempt to  manual adding helm repo succeeded but failed on automation
  helm repo add --username=admin --password='#####' registry https://FQDN/chartrepo/registry

Environment

TCA 3.2

Cause

• Airgap proxy settings are incorrect

no_proxy=172.17., localhost
https_proxy=http://127.0.0.1:8081
http_proxy=http://127.0.0.1:8081

Resolution

1. Add the host's FQDN to “no proxy”
2. Perform agctl sync
3. Verify 'Helm Charts synchronization