prole/tests/etc/test_prole_cfg_overrides_env_mode.sh

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#!/usr/bin/env bash
set -euo pipefail
# Regression test: prole.cfg must override a leaked PROLE_MODE from environment.
SCRIPT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
PROLE_HOME=$(cd "$SCRIPT_DIR/../.." && pwd)
TMP_DIR=$(mktemp -d)
trap 'rm -rf "$TMP_DIR"' EXIT
BIN_DIR="$TMP_DIR/bin"
mkdir -p "$BIN_DIR"
cat >"$BIN_DIR/kubectl" <<'EOF'
#!/usr/bin/env bash
exit 0
EOF
chmod +x "$BIN_DIR/kubectl"
cat >"$BIN_DIR/kubectx" <<'EOF'
#!/usr/bin/env bash
exit 0
EOF
chmod +x "$BIN_DIR/kubectx"
cat >"$BIN_DIR/kubens" <<'EOF'
#!/usr/bin/env bash
exit 0
EOF
chmod +x "$BIN_DIR/kubens"
export PATH="$BIN_DIR:$PATH"
CONF_DIR="$TMP_DIR/conf"
mkdir -p "$CONF_DIR/service"
cat >"$CONF_DIR/service/prole.cfg" <<EOF
[Global]
DEPLOYMENT_MODE = k3s
NAMESPACE = test-ns
SERVICE_NAMESPACE = test-sys
PROLE_HOME = $PROLE_HOME
PROLE_SERVICE = $TMP_DIR/service
EOF
ln -snf "service/prole.cfg" "$CONF_DIR/prole.cfg"
export PROLE_CONF="$CONF_DIR"
export PROLE_HOME
export PROLE_SERVICE="$TMP_DIR/service"
# Simulate a leaked env mode.
export PROLE_MODE="k3d"
# shellcheck disable=SC1090
source "$PROLE_HOME/etc/prole_cfg.sh"
if [[ "${PROLE_MODE:-}" != "k3s" ]]; then
echo "FAILURE: Expected PROLE_MODE to be overridden to 'k3s' from prole.cfg; got '${PROLE_MODE:-<unset>}'" >&2
exit 1
fi
echo "SUCCESS"