envsubst: command not found on hack/deploy-karmada.sh on macOS

[hongshaoyang]

What happened:

Failed to install karmada using hack/local-up-karmada.sh. logs:

writing RSA key
namespace/karmada-system created
/var/folders/_l/5q7qp9n17h99q52jg840_7b00000gp/T/tmp.hsQeEYHa
hack/../hack/deploy-karmada.sh: line 141: envsubst: command not found

What you expected to happen:

How to reproduce it (as minimally and precisely as possible):

1. git clone https://github.com/karmada-io/karmada
2. run hack/local-up-karmada.sh

Anything else we need to know?:

envsubst is part of GNU gettext which is not available on macOS. brew install gettext is required.

See snippet:

karmada/hack/deploy-karmada.sh

Line 141 in 8457cd2

envsubst < "${REPO_ROOT}"/artifacts/deploy/karmada-cert-secret.yaml > "${TEMP_PATH}"/${name}-cert-secret.yaml

Environment:

• Karmada version: latest master
• kubectl-karmada or karmadactl version (the result of kubectl-karmada version or karmadactl version): karmadactl version: version.Info{GitVersion:"v0.0.0-master", GitCommit:"unknown", GitTreeState:"unknown", BuildDate:"unknown", GoVersion:"go1.23.3", Compiler:"gc", Platform:"darwin/arm64"}
• Others: macOS Ventura 13.6.7 (22G720)

[RainbowMango]

cc @chaosi-zju

[chaosi-zju]

Thank you very much to point out this issue ! 👍

We're gonna fix that right now.

Or would you like to contribute a PR to Karmada to fix it ?

[hongshaoyang]

I will leave it to your team to fix, thank you.